fix: suppress linux firewall errors and add missing 400.allowPIA anchor

- Validate IP/CIDR values from IPC before passing to Linux firewall
- Replace shell interpolation with direct execve in firewall update functions
- Block dangerous OpenVPN/WireGuard arguments in sanitizeArguments()
- Add programId bounds check in IpcServerProcess::setProgram()
- Add SO_PEERCRED peer authentication for IPC connections on Linux

.github/workflows/deploy.yml

@@ -18,11 +18,14 @@ jobs:
       - uses: dorny/paths-filter@v3
         id: filter
         with:
-          base: ${{ github.event.before }}
           filters: |
             recipes:
               - 'recipes/**'
               - 'conanfile.py'
+              - '.github/workflows/deploy.yml'
+              - 'cmake/conan_provider.cmake'
+              - 'cmake/platform_settings.cmake'
+              - 'cmake/recipes_bootstrap.cmake'
 
   Bake-Prebuilts-Linux:
     runs-on: ubuntu-latest
@@ -40,7 +43,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build dependencies'
       shell: bash
@@ -50,9 +53,11 @@ jobs:
         done
 
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
@@ -98,7 +103,7 @@ jobs:
         python-version: 3.14
       
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Install system packages'
       run: sudo apt-get install libxkbcommon-x11-0 libsecret-1-dev
@@ -118,7 +123,7 @@ jobs:
     - name: 'Upload installer artifact'
       uses: actions/upload-artifact@v7
       with:
-        path: deploy/build/AmneziaVPN-*-Linux.run
+        path: deploy/build/AmneziaVPN_*_linux_x64.run
         archive: false
         retention-days: 7
 
@@ -149,15 +154,17 @@ jobs:
     - uses: ilammy/msvc-dev-cmd@v1
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build dependencies'
-      run: cmake -S . -B build -G "Visual Studio 17 2022" -DPREBUILTS_ONLY=1
+      run: cmake -S . -B build -DPREBUILTS_ONLY=1
     
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
@@ -229,7 +236,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build project'
       shell: cmd
@@ -242,27 +249,31 @@ jobs:
     - name: 'Upload WIX installer artifact'
       uses: actions/upload-artifact@v7
       with:
-        path: deploy/build/AmneziaVPN-*-win64.msi
+        path: deploy/build/AmneziaVPN_*_windows_x64.msi
         archive: false
         retention-days: 7
       
     - name: 'Upload IFW installer artifact'
       uses: actions/upload-artifact@v7
       with:
-        path: deploy/build/AmneziaVPN-*-win64.exe
+        path: deploy/build/AmneziaVPN_*_windows_x64.exe
         archive: false
         retention-days: 7
 
 # ------------------------------------------------------
 
   Bake-Prebuilts-iOS:
-    runs-on: macos-latest
     needs: Detect-Changes
     if: needs.Detect-Changes.outputs.recipes_changed == 'true'
 
     strategy:
       matrix:
-        xcode-version: [26.0]
+        xcode-version: [26.0, 26.4]
+        include:
+          - xcode-version: 26.4
+            os: macos-26
+
+    runs-on: ${{ matrix.os || 'macos-latest' }}
 
     steps:
     - uses: actions/checkout@v4
@@ -279,15 +290,17 @@ jobs:
         xcode-version: ${{ matrix.xcode-version }}
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build dependencies'
       run: cmake -S . -B build -G Xcode -DPREBUILTS_ONLY=1 -DCMAKE_SYSTEM_NAME=iOS -DCMAKE_OSX_SYSROOT=iphoneos
     
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
@@ -344,7 +357,7 @@ jobs:
     - name: 'Setup xcode'
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '26.1'
+        xcode-version: '26.0'
 
     - name: 'Install desktop Qt'
       uses: jurplel/install-qt-action@v3
@@ -376,7 +389,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install deps'
-      run: pip install "conan==2.26.2" jsonschema jinja2
+      run: pip install "conan==2.28.0" jsonschema jinja2
 
     - name: 'Build project'
       env:
@@ -394,14 +407,21 @@ jobs:
 # ------------------------------------------------------
 
   Bake-Prebuilts-MacOS:
-    runs-on: macos-latest
-
     needs: Detect-Changes
     if: needs.Detect-Changes.outputs.recipes_changed == 'true'
 
     strategy:
       matrix:
-        xcode-version: [16.2, 16.4]
+        xcode-version: [16.2, 16.4, 26.4]
+        include:
+          - xcode-version: 16.2
+            os: macos-15
+          - xcode-version: 16.4
+            os: macos-15
+          - xcode-version: 26.4
+            os: macos-26
+
+    runs-on: ${{ matrix.os || 'macos-latest' }}
 
     steps:
     - uses: actions/checkout@v4
@@ -418,21 +438,23 @@ jobs:
         xcode-version: ${{ matrix.xcode-version }}
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build dependencies'
       run: cmake -S . -B build -G Xcode -DPREBUILTS_ONLY=1
     
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
 
   Build-MacOS:
-    runs-on: macos-latest
+    runs-on: macos-15
 
     needs: Bake-Prebuilts-MacOS
     if: ${{ always() }}
@@ -479,7 +501,7 @@ jobs:
     - name: 'Setup xcode'
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '16.2.0'
+        xcode-version: '26.3.0'
 
     - name: 'Install Qt'
       uses: jurplel/install-qt-action@v4
@@ -502,7 +524,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build project'
       env:
@@ -518,20 +540,28 @@ jobs:
     - name: 'Upload installer artifact'
       uses: actions/upload-artifact@v7
       with:
-        path: deploy/build/AmneziaVPN-*-Darwin.pkg
+        path: deploy/build/AmneziaVPN_*_macos_x64.pkg
         archive: false
         retention-days: 7
 
 # ------------------------------------------------------
 
   Bake-Prebuilts-MacOS-NE:
-    runs-on: macos-latest
     needs: Detect-Changes
     if: needs.Detect-Changes.outputs.recipes_changed == 'true'
 
     strategy:
       matrix:
-        xcode-version: [16.2, 16.4]
+        xcode-version: [16.2, 16.4, 26.4]
+        include:
+          - xcode-version: 16.2
+            os: macos-15
+          - xcode-version: 16.4
+            os: macos-15
+          - xcode-version: 26.4
+            os: macos-26
+
+    runs-on: ${{ matrix.os || 'macos-latest' }}
 
     steps:
     - uses: actions/checkout@v4
@@ -548,21 +578,23 @@ jobs:
         xcode-version: ${{ matrix.xcode-version }}
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build dependencies'
       run: cmake -S . -B build -G Xcode -DPREBUILTS_ONLY=1 -DMACOS_NE=TRUE
     
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
 
   Build-MacOS-NE:
-    runs-on: macos-latest
+    runs-on: macos-26
 
     needs: Bake-Prebuilts-MacOS-NE
     if: ${{ always() }}
@@ -586,6 +618,12 @@ jobs:
       PREM_V1_ENDPOINT: ${{ secrets.PREM_V1_ENDPOINT }}
 
     steps:
+    - name: 'Get sources'
+      uses: actions/checkout@v4
+      with:
+        submodules: 'true'
+        fetch-depth: 10
+
     - uses: ./.github/actions/apple-setup-provisioning-profile
       with:
         provisioning_profile_base64: ${{ secrets.MAC_APP_PROVISIONING_PROFILE }}
@@ -623,19 +661,13 @@ jobs:
           go install golang.org/x/mobile/cmd/gomobile@latest
           gomobile init
 
-    - name: 'Get sources'
-      uses: actions/checkout@v4
-      with:
-        submodules: 'true'
-        fetch-depth: 10
-
     - name: 'Setup python'
       uses: actions/setup-python@v6
       with:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Build project'
       run: |
@@ -671,7 +703,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Setup Android SDK'
       uses: android-actions/setup-android@v4
@@ -696,9 +728,11 @@ jobs:
         done
 
     - name: 'Authorize in remote'
+      if: github.ref == 'refs/heads/dev'
       run: conan remote login amnezia "${{ secrets.CONAN_USER }}" -p "${{ secrets.CONAN_PASSWORD }}"
 
     - name: 'Upload baked prebuilts'
+      if: github.ref == 'refs/heads/dev'
       run: conan upload -r amnezia "*" -c
 
 # ------------------------------------------------------
@@ -712,7 +746,7 @@ jobs:
     env:
       ANDROID_PLATFORM: android-28
       NDK_VERSION: 27.0.11718014
-      QT_VERSION: 6.10.1
+      QT_VERSION: 6.10.3
       QT_MODULES: 'qtremoteobjects qt5compat qtimageformats qtshadertools'
       PROD_AGW_PUBLIC_KEY: ${{ secrets.PROD_AGW_PUBLIC_KEY }}
       PROD_S3_ENDPOINT: ${{ secrets.PROD_S3_ENDPOINT }}
@@ -806,7 +840,7 @@ jobs:
         python-version: 3.14
 
     - name: 'Install conan'
-      run: pip install "conan==2.26.2"
+      run: pip install "conan==2.28.0"
 
     - name: 'Decode keystore secret to file'
       env:
@@ -894,3 +928,4 @@ jobs:
         run: | 
           echo "Pull request:" >> $GITHUB_STEP_SUMMARY
           echo "[[#${{ fromJSON(steps.pull_request.outputs.data)[0].number }}] ${{ fromJSON(steps.pull_request.outputs.data)[0].title }}](${{ fromJSON(steps.pull_request.outputs.data)[0].html_url }})" >> $GITHUB_STEP_SUMMARY
+

.gitmodules

@@ -7,9 +7,6 @@
 [submodule "client/3rd/amneziawg-apple"]
 	path = client/3rd/amneziawg-apple
 	url = https://github.com/amnezia-vpn/amneziawg-apple
-[submodule "client/3rd/QSimpleCrypto"]
-	path = client/3rd/QSimpleCrypto
-	url = https://github.com/amnezia-vpn/QSimpleCrypto.git
 [submodule "client/3rd/qtgamepad"]
 	path = client/3rd/qtgamepad
 	url = https://github.com/amnezia-vpn/qtgamepad.git

CMakeLists.txt

@@ -4,7 +4,7 @@ set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 set(PROJECT AmneziaVPN)
-set(AMNEZIAVPN_VERSION 4.8.15.4)
+set(AMNEZIAVPN_VERSION 4.9.0.4)
 
 set(QT_CREATOR_SKIP_PACKAGE_MANAGER_SETUP ON CACHE BOOL "" FORCE)
 set(CMAKE_PROJECT_TOP_LEVEL_INCLUDES
@@ -18,9 +18,9 @@ project(${PROJECT} VERSION ${AMNEZIAVPN_VERSION}
         HOMEPAGE_URL "https://amnezia.org/"
 )
 
+# trigger conan to kick off `conan install` globally
+find_package(OpenSSL REQUIRED)
 if (PREBUILTS_ONLY)
-    # trigger conan to kick off `conan install`
-    find_package(OpenSSL REQUIRED)
     return()
 endif()
 
@@ -28,7 +28,7 @@ string(TIMESTAMP CURRENT_DATE "%Y-%m-%d")
 set(RELEASE_DATE "${CURRENT_DATE}")
 
 set(APP_MAJOR_VERSION ${CMAKE_PROJECT_VERSION_MAJOR}.${CMAKE_PROJECT_VERSION_MINOR}.${CMAKE_PROJECT_VERSION_PATCH})
-set(APP_ANDROID_VERSION_CODE 2120)
+set(APP_ANDROID_VERSION_CODE 2133)
 
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
     set(MZ_PLATFORM_NAME "linux")

README_RU.md

@@ -28,7 +28,7 @@
 
 - Простой в использовании — введите IP-адрес, SSH-логин и пароль, и Amnezia автоматически установит VPN-контейнеры Docker на ваш сервер и подключится к VPN.
 - Классические VPN-протоколы: OpenVPN, WireGuard и IKEv2.
-- Протоколы с маскировкой трафика (обфускацией): OpenVPN с плагином [Cloak](https://github.com/cbeuw/Cloak), Shadowsocks (OpenVPN over Shadowsocks), [AmneziaWG](https://docs.amnezia.org/documentation/amnezia-wg/) and XRay.
+- Протоколы с маскировкой трафика (обфускацией): OpenVPN с плагином [Cloak](https://github.com/cbeuw/Cloak), Shadowsocks (OpenVPN over Shadowsocks), [AmneziaWG](https://docs.amnezia.org/documentation/amnezia-wg/) и XRay.
 - Поддержка Split Tunneling — добавляйте любые сайты или приложения в список, чтобы включить VPN только для них.
 - Поддерживает платформы: Windows, macOS, Linux, Android, iOS.
 - Поддержка конфигурации протокола AmneziaWG на [бета-прошивке Keenetic](https://docs.keenetic.com/ua/air/kn-1611/en/6319-latest-development-release.html#UUID-186c4108-5afd-c10b-f38a-cdff6c17fab3_section-idm33192196168192-improved).

client/CMakeLists.txt

@@ -103,6 +103,7 @@ include(${CMAKE_CURRENT_LIST_DIR}/cmake/sources.cmake)
 include_directories(
     ${CMAKE_CURRENT_LIST_DIR}/../ipc
     ${CMAKE_CURRENT_LIST_DIR}/../common/logger
+    ${CMAKE_CURRENT_LIST_DIR}/../common/crypto
     ${CMAKE_CURRENT_LIST_DIR}
     ${CMAKE_CURRENT_BINARY_DIR}
 )
@@ -193,10 +194,6 @@ elseif(APPLE)
     include(cmake/macos.cmake)
 endif()
 
-if(NOT IOS AND NOT ANDROID AND NOT MACOS_NE)
-    add_subdirectory(tests)
-endif()
-
 list(APPEND SOURCES ${CMAKE_CURRENT_LIST_DIR}/main.cpp)
 
 target_link_libraries(${PROJECT} PRIVATE ${LIBS})
@@ -216,11 +213,32 @@ endif()
 
 install(TARGETS ${PROJECT}
     DESTINATION ${CMAKE_INSTALL_BINDIR}
+    RUNTIME_DEPENDENCY_SET client_deps
     COMPONENT AmneziaVPN
 )
-install(FILES $<TARGET_RUNTIME_DLLS:${PROJECT}>
-    DESTINATION ${CMAKE_INSTALL_BINDIR}
+
+if(APPLE)
+    set(RUNTIME_DEPS_DIR ${CMAKE_INSTALL_BINDIR}/AmneziaVPN.app/Contents/Frameworks)
+else()
+    set(RUNTIME_DEPS_DIR ${CMAKE_INSTALL_BINDIR})
+endif()
+
+install(RUNTIME_DEPENDENCY_SET client_deps
+    PRE_EXCLUDE_REGEXES
+        [[api-ms-win-.*]]
+        [[ext-ms-.*]]
+        [[kernel32\.dll]]
+        [[hvsifiletrust\.dll]]
+        [[libc\.so\..*]] [[libgcc_s\.so\..*]] [[libm\.so\..*]] [[libstdc\+\+\.so\..*]]
+        [[.*\.framework]]
+        [[^[Qq]t.*]]
+    POST_EXCLUDE_REGEXES
+        [[^.*[\\/]system32[\\/].*\.dll$]]
+        [[^/lib.*]]
+        [[^/usr/lib.*]]
+    DIRECTORIES ${CONAN_RUNTIME_LIB_DIRS}
     COMPONENT AmneziaVPN
+    DESTINATION "${RUNTIME_DEPS_DIR}"
 )
 
 set(deploy_tool_options "")
@@ -240,6 +258,10 @@ install(SCRIPT ${QT_DEPLOY_SCRIPT}
 
 if (APPLE AND NOT IOS AND NOT MACOS_NE)
     list(APPEND OVPN_SCRIPTS "${CMAKE_SOURCE_DIR}/deploy/data/macos/update-resolv-conf.sh")
+    set_target_properties(${PROJECT} PROPERTIES
+        XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED "NO"
+        XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO"
+    )
 endif()
 if (LINUX AND NOT ANDROID)
     list(APPEND OVPN_SCRIPTS "${CMAKE_SOURCE_DIR}/deploy/data/linux/update-resolv-conf.sh")

client/amneziaApplication.cpp

@@ -22,6 +22,7 @@
 #include "logger.h"
 #include "ui/controllers/qml/pageController.h"
 #include "ui/models/installedAppsModel.h"
+#include "ui/utils/mtProxyPublicHostInput.h"
 #include "version.h"
 
 #include "platforms/ios/QRCodeReaderBase.h"
@@ -119,7 +120,13 @@ void AmneziaApplication::init()
                 win->setPersistentSceneGraph(true);
                 win->setPersistentGraphics(true);
 #endif
+#if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
                 win->show();
+#else
+                if (!m_coreController || !m_coreController->pageController()->shouldStartMinimized()) {
+                    win->show();
+                }
+#endif
             }
         },
         Qt::QueuedConnection);
@@ -215,6 +222,9 @@ void AmneziaApplication::registerTypes()
 
     qmlRegisterType<InstalledAppsModel>("InstalledAppsModel", 1, 0, "InstalledAppsModel");
 
+    qmlRegisterType<PublicHostInputValidator>("MtProxyConfig", 1, 0, "PublicHostInputValidator");
+    qmlRegisterType<PublicHostInputValidator>("TelemtConfig", 1, 0, "PublicHostInputValidator");
+
     amnezia::declareQmlProtocolEnum();
     Vpn::declareQmlVpnConnectionStateEnum();
     PageLoader::declareQmlPageEnum();

client/android/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <gradient
+        android:type="linear"
+        android:angle="135"
+        android:startColor="#2A2A2E"
+        android:centerColor="#17171A"
+        android:endColor="#0E0E11" />
+</shape>

client/android/res/drawable/ic_launcher_monochrome.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<inset xmlns:android="http://schemas.android.com/apk/res/android"
+    android:drawable="@drawable/ic_amnezia_round"
+    android:insetLeft="19.5%"
+    android:insetTop="19.5%"
+    android:insetRight="19.5%"
+    android:insetBottom="19.5%" />

client/android/res/mipmap-anydpi-v26/icon.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_monochrome" />
+</adaptive-icon>

client/android/res/mipmap-anydpi-v26/icon_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_monochrome" />
+</adaptive-icon>

client/android/res/values-v31/styles.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="NoActionBar">
+        <item name="android:windowBackground">@color/black</item>
+        <item name="android:colorBackground">@color/black</item>
+        <item name="android:windowActionBar">false</item>
+        <item name="android:windowNoTitle">true</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
+        <item name="android:enforceNavigationBarContrast">false</item>
+        <item name="android:enforceStatusBarContrast">false</item>
+
+        <item name="android:windowSplashScreenBackground">@color/ic_launcher_background</item>
+        <item name="android:windowSplashScreenIconBackgroundColor">@color/ic_launcher_background</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@mipmap/icon</item>
+    </style>
+</resources>

client/android/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#0E0E11</color>
+</resources>

client/android/src/org/amnezia/vpn/AmneziaActivity.kt

@@ -42,6 +42,7 @@ import androidx.core.view.OnApplyWindowInsetsListener
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.WindowInsetsControllerCompat
+import java.io.File
 import java.io.IOException
 import kotlin.LazyThreadSafetyMode.NONE
 import kotlin.coroutines.CoroutineContext
@@ -763,7 +764,13 @@ class AmneziaActivity : QtActivity() {
     fun openFile(filter: String?) {
         Log.v(TAG, "Open file with filter: $filter")
         mainScope.launch {
-            val intent = if (!isOnTv()) {
+            val systemPickerPackage = listOf("com.google.android.documentsui", "com.android.documentsui")
+                .firstOrNull { pkg ->
+                    try { packageManager.getPackageInfo(pkg, 0); true }
+                    catch (_: PackageManager.NameNotFoundException) { false }
+                }
+
+            val intent = if (!isOnTv() && systemPickerPackage != null) {
                 val mimeTypes = if (!filter.isNullOrEmpty()) {
                     val extensionRegex = "\\*\\.([a-z0-9]+)".toRegex(IGNORE_CASE)
                     val mime = MimeTypeMap.getSingleton()
@@ -789,6 +796,7 @@ class AmneziaActivity : QtActivity() {
                             else -> type = "*/*"
                         }
                     }
+                    `package` = systemPickerPackage
                 }
             } else {
                 Intent(this@AmneziaActivity, TvFilePicker::class.java)
@@ -800,8 +808,11 @@ class AmneziaActivity : QtActivity() {
                         if (isOnTv() && it?.hasExtra("activityNotFound") == true) {
                             showNoFileBrowserAlertDialog()
                         }
-                        val uri = it?.data?.apply {
-                            grantUriPermission(packageName, this, Intent.FLAG_GRANT_READ_URI_PERMISSION)
+                        val uri = it?.data?.let { u ->
+                            if (u.scheme == "content") {
+                                try { grantUriPermission(packageName, u, Intent.FLAG_GRANT_READ_URI_PERMISSION) } catch (_: Exception) {}
+                            }
+                            u
                         }?.toString() ?: ""
                         Log.v(TAG, "Open file: $uri")
                         if (uri.isNotEmpty()) {
@@ -841,7 +852,12 @@ class AmneziaActivity : QtActivity() {
         Log.v(TAG, "Get fd for $fileName")
         return blockingCall(Dispatchers.IO) {
             try {
-                pfd = contentResolver.openFileDescriptor(Uri.parse(fileName), "r")
+                val uri = Uri.parse(fileName)
+                pfd = if (uri.scheme == "file") {
+                    ParcelFileDescriptor.open(File(uri.path!!), ParcelFileDescriptor.MODE_READ_ONLY)
+                } else {
+                    contentResolver.openFileDescriptor(uri, "r")
+                }
                 pfd?.fd ?: -1
             } catch (e: Exception) {
                 Log.e(TAG, "Failed to get fd: $e")
@@ -1061,12 +1077,10 @@ class AmneziaActivity : QtActivity() {
     @Suppress("unused")
     fun sendTouch(x: Float, y: Float) {
         Log.v(TAG, "Send touch: $x, $y")
-        blockingCall {
-            findQtWindow(window.decorView)?.let {
-                Log.v(TAG, "Send touch to $it")
-                it.dispatchTouchEvent(createEvent(x, y, SystemClock.uptimeMillis(), MotionEvent.ACTION_DOWN))
-                it.dispatchTouchEvent(createEvent(x, y, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP))
-            }
+        findQtWindow(window.decorView)?.let {
+            Log.v(TAG, "Send touch to $it")
+            it.dispatchTouchEvent(createEvent(x, y, SystemClock.uptimeMillis(), MotionEvent.ACTION_DOWN))
+            it.dispatchTouchEvent(createEvent(x, y, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP))
         }
     }
 

client/android/src/org/amnezia/vpn/TvFilePicker.kt

@@ -1,30 +1,36 @@
 package org.amnezia.vpn
 
+import android.Manifest
+import android.app.AlertDialog
 import android.content.ActivityNotFoundException
 import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
+import android.net.Uri
 import android.os.Build
 import android.os.Bundle
+import android.os.Environment
 import androidx.activity.ComponentActivity
 import androidx.activity.result.contract.ActivityResultContracts
 import org.amnezia.vpn.util.Log
+import java.io.File
 
 private const val TAG = "TvFilePicker"
+private const val READ_STORAGE_REQUEST_CODE = 1001
 
 class TvFilePicker : ComponentActivity() {
 
-    private val fileChooseResultLauncher = registerForActivityResult(object : ActivityResultContracts.OpenDocument() {
+    // SAF launcher for Android 10+ where File API is blocked by scoped storage
+    private val safLauncher = registerForActivityResult(object : ActivityResultContracts.OpenDocument() {
         override fun createIntent(context: Context, input: Array<String>): Intent {
             val intent = super.createIntent(context, input)
-
-            val activitiesToResolveIntent = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            val activities = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
                 context.packageManager.queryIntentActivities(intent, PackageManager.ResolveInfoFlags.of(PackageManager.MATCH_DEFAULT_ONLY.toLong()))
             } else {
                 @Suppress("DEPRECATION")
                 context.packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY)
             }
-            if (activitiesToResolveIntent.all {
+            if (activities.all {
                     val name = it.activityInfo.packageName
                     name.startsWith("com.google.android.tv.frameworkpackagestubs") || name.startsWith("com.android.tv.frameworkpackagestubs")
                 }) {
@@ -32,38 +38,140 @@ class TvFilePicker : ComponentActivity() {
             }
             return intent
         }
-    }) {
+    }) { uri ->
         setResult(RESULT_OK, Intent().apply {
-            data = it
+            data = uri
             addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
         })
         finish()
     }
 
+    private val directoryStack = ArrayDeque<File>()
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         Log.v(TAG, "onCreate")
-        getFile()
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            launchSaf()
+        } else {
+            checkPermissionAndBrowse()
+        }
     }
 
-    override fun onNewIntent(intent: Intent) {
-        super.onNewIntent(intent)
-        Log.v(TAG, "onNewIntent")
-        getFile()
+    @Deprecated("Deprecated in Java")
+    override fun onBackPressed() {
+        navigateBack()
     }
 
-    private fun getFile() {
+    private fun launchSaf() {
         try {
-            Log.v(TAG, "getFile")
-            fileChooseResultLauncher.launch(arrayOf("*/*"))
+            safLauncher.launch(arrayOf("*/*"))
         } catch (_: ActivityNotFoundException) {
-            Log.w(TAG, "Activity not found")
+            Log.w(TAG, "No SAF activity found")
             setResult(RESULT_CANCELED, Intent().apply { putExtra("activityNotFound", true) })
             finish()
         } catch (e: Exception) {
-            Log.e(TAG, "Failed to get file: $e")
+            Log.e(TAG, "SAF launch failed: $e")
             setResult(RESULT_CANCELED)
             finish()
         }
     }
+
+    private fun checkPermissionAndBrowse() {
+        if (checkSelfPermission(Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
+            requestPermissions(arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE), READ_STORAGE_REQUEST_CODE)
+        } else {
+            showRootDirectory()
+        }
+    }
+
+    override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        if (requestCode == READ_STORAGE_REQUEST_CODE &&
+            grantResults.firstOrNull() == PackageManager.PERMISSION_GRANTED) {
+            showRootDirectory()
+        } else {
+            setResult(RESULT_CANCELED)
+            finish()
+        }
+    }
+
+    private fun showRootDirectory() {
+        @Suppress("DEPRECATION")
+        val primaryExternal = Environment.getExternalStorageDirectory()
+        val storageDir = File("/storage")
+        // Pre-seed stack with /storage so Back from primary storage goes there (USB drives etc.)
+        if (storageDir.exists() && storageDir.canonicalPath != primaryExternal.canonicalPath) {
+            directoryStack.addLast(storageDir)
+        }
+        showDirectory(primaryExternal)
+    }
+
+    private fun navigateBack() {
+        if (directoryStack.size > 1) {
+            directoryStack.removeLast()
+            val parent = directoryStack.removeLast()
+            showDirectory(parent)
+        } else {
+            setResult(RESULT_CANCELED)
+            finish()
+        }
+    }
+
+    private fun showDirectory(dir: File) {
+        directoryStack.addLast(dir)
+        Log.v(TAG, "Showing directory: ${dir.absolutePath}")
+
+        val entries = try {
+            dir.listFiles()
+                ?.sortedWith(compareBy({ !it.isDirectory }, { it.name.lowercase() }))
+                ?: emptyList()
+        } catch (e: Exception) {
+            Log.e(TAG, "Failed to list directory: $e")
+            emptyList()
+        }
+
+        val names = entries.map { if (it.isDirectory) "[${it.name}]" else it.name }.toTypedArray()
+
+        val builder = AlertDialog.Builder(this)
+            .setTitle(dir.absolutePath)
+
+        if (entries.isEmpty()) {
+            builder.setMessage("No files available")
+        } else {
+            builder.setItems(names) { dialog, which ->
+                dialog.dismiss()
+                val selected = entries[which]
+                if (selected.isDirectory) {
+                    showDirectory(selected)
+                } else {
+                    Log.v(TAG, "Selected file: ${selected.absolutePath}")
+                    setResult(RESULT_OK, Intent().apply {
+                        data = Uri.fromFile(selected)
+                        addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+                    })
+                    finish()
+                }
+            }
+        }
+
+        if (directoryStack.size > 1) {
+            builder.setNegativeButton("↑ Back") { dialog, _ ->
+                dialog.dismiss()
+                navigateBack()
+            }
+        } else {
+            builder.setNegativeButton(android.R.string.cancel) { _, _ ->
+                setResult(RESULT_CANCELED)
+                finish()
+            }
+        }
+
+        builder.setOnCancelListener {
+            setResult(RESULT_CANCELED)
+            finish()
+        }
+
+        builder.show()
+    }
 }

client/client_scripts/clientScripts.qrc

@@ -1,6 +1,5 @@
 <RCC>
     <qresource prefix="/client_scripts">
-        <file>linux_installer.sh</file>
         <file>mac_installer.sh</file>
     </qresource>
 </RCC>

client/client_scripts/linux_installer.sh

@@ -1,29 +0,0 @@
-#!/bin/bash
-
-EXTRACT_DIR="$1"
-INSTALLER_PATH="$2"
-
-# Create and clean extract directory
-rm -rf "$EXTRACT_DIR"
-mkdir -p "$EXTRACT_DIR"
-
-# Extract TAR archive
-tar -xf "$INSTALLER_PATH" -C "$EXTRACT_DIR"
-if [ $? -ne 0 ]; then
-    echo 'Failed to extract TAR archive'
-    exit 1
-fi
-
-# Find and run installer
-INSTALLER=$(find "$EXTRACT_DIR" -type f -executable)
-if [ -z "$INSTALLER" ]; then
-    echo 'Installer not found'
-    exit 1
-fi
-
-"$INSTALLER"
-EXIT_CODE=$?
-
-# Cleanup
-rm -rf "$EXTRACT_DIR"
-exit $EXIT_CODE 

client/cmake/3rdparty.cmake

@@ -2,9 +2,8 @@ set(CLIENT_ROOT_DIR ${CMAKE_CURRENT_LIST_DIR}/..)
 
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/Modules;${CMAKE_MODULE_PATH}")
 
-add_subdirectory(${CLIENT_ROOT_DIR}/3rd/SortFilterProxyModel)
+add_subdirectory(${CLIENT_ROOT_DIR}/3rd/SortFilterProxyModel ${CMAKE_BINARY_DIR}/3rd/SortFilterProxyModel)
 set(LIBS ${LIBS} SortFilterProxyModel)
-include(${CLIENT_ROOT_DIR}/cmake/QSimpleCrypto.cmake)
 
 include(${CLIENT_ROOT_DIR}/3rd/qrcodegen/qrcodegen.cmake)
 
@@ -12,20 +11,24 @@ add_compile_definitions(_WINSOCKAPI_)
 
 set(BUILD_SHARED_LIBS OFF CACHE BOOL "" FORCE)
 set(BUILD_WITH_QT6 ON)
-add_subdirectory(${CLIENT_ROOT_DIR}/3rd/qtkeychain EXCLUDE_FROM_ALL)
+add_subdirectory(${CLIENT_ROOT_DIR}/3rd/qtkeychain ${CMAKE_BINARY_DIR}/3rd/qtkeychain EXCLUDE_FROM_ALL)
 
 if(ANDROID)
     # Use qtgamepad from amnezia-vpn/qtgamepad repository
     # Only if Qt6CorePrivate is available (required by qtgamepad)
     find_package(Qt6CorePrivate CONFIG QUIET)
     if(Qt6CorePrivate_FOUND)
-        add_subdirectory(${CLIENT_ROOT_DIR}/3rd/qtgamepad)
+        add_subdirectory(${CLIENT_ROOT_DIR}/3rd/qtgamepad ${CMAKE_BINARY_DIR}/3rd/qtgamepad)
         # Link both the C++ module and QML plugin
-        if(TARGET GamepadLegacy)
+        if(TARGET ${PROJECT})
             target_link_libraries(${PROJECT} PRIVATE GamepadLegacy)
+        else()
+            list(APPEND LIBS GamepadLegacy)
         endif()
-        if(TARGET GamepadLegacyQuickPrivate)
+        if(TARGET ${PROJECT})
             target_link_libraries(${PROJECT} PRIVATE GamepadLegacyQuickPrivate)
+        else()
+            list(APPEND LIBS GamepadLegacyQuickPrivate)
         endif()
         message(STATUS "Gamepad support enabled for Android")
     else()
@@ -36,7 +39,6 @@ endif()
 set(LIBS ${LIBS} qt6keychain)
 
 include_directories(
-    ${CLIENT_ROOT_DIR}/3rd/QSimpleCrypto/src/include
     ${CLIENT_ROOT_DIR}/3rd/qtkeychain/qtkeychain
     ${CMAKE_CURRENT_BINARY_DIR}/3rd/qtkeychain
 )

client/cmake/QSimpleCrypto.cmake

@@ -1,21 +0,0 @@
-set(CLIENT_ROOT_DIR ${CMAKE_CURRENT_LIST_DIR}/..)
-set(QSIMPLECRYPTO_DIR ${CLIENT_ROOT_DIR}/3rd/QSimpleCrypto/src)
-
-include_directories(${QSIMPLECRYPTO_DIR})
-
-set(HEADERS ${HEADERS}
-    ${QSIMPLECRYPTO_DIR}/include/QAead.h
-    ${QSIMPLECRYPTO_DIR}/include/QBlockCipher.h
-    ${QSIMPLECRYPTO_DIR}/include/QRsa.h
-    ${QSIMPLECRYPTO_DIR}/include/QSimpleCrypto_global.h
-    ${QSIMPLECRYPTO_DIR}/include/QX509.h
-    ${QSIMPLECRYPTO_DIR}/include/QX509Store.h
-)
-
-set(SOURCES ${SOURCES}
-    ${QSIMPLECRYPTO_DIR}/sources/QAead.cpp
-    ${QSIMPLECRYPTO_DIR}/sources/QBlockCipher.cpp
-    ${QSIMPLECRYPTO_DIR}/sources/QRsa.cpp
-    ${QSIMPLECRYPTO_DIR}/sources/QX509.cpp
-    ${QSIMPLECRYPTO_DIR}/sources/QX509Store.cpp
-)

client/cmake/ios.cmake

@@ -54,7 +54,6 @@ target_include_directories(${PROJECT} PRIVATE ${Qt6Gui_PRIVATE_INCLUDE_DIRS})
 
 
 set_target_properties(${PROJECT} PROPERTIES
-    XCODE_LINK_BUILD_PHASE_MODE KNOWN_LOCATION
     MACOSX_BUNDLE_INFO_PLIST ${CMAKE_CURRENT_SOURCE_DIR}/ios/app/Info.plist.in
     MACOSX_BUNDLE_ICON_FILE "AppIcon"
     MACOSX_BUNDLE_INFO_STRING "AmneziaVPN"
@@ -122,6 +121,11 @@ target_sources(${PROJECT} PRIVATE
     ${CLIENT_ROOT_DIR}/platforms/ios/StoreKit2Helper.swift
 )
 
+set_source_files_properties(
+    ${CMAKE_CURRENT_SOURCE_DIR}/ios/app/Media.xcassets
+    PROPERTIES MACOSX_PACKAGE_LOCATION Resources
+)
+
 target_sources(${PROJECT} PRIVATE
     ${CMAKE_CURRENT_SOURCE_DIR}/ios/app/AmneziaVPNLaunchScreen.storyboard
     ${CMAKE_CURRENT_SOURCE_DIR}/ios/app/Media.xcassets

client/cmake/macos_ne.cmake

@@ -152,5 +152,5 @@ message(${QtCore_location})
 get_filename_component(QT_BIN_DIR_DETECTED "${QtCore_location}/../../../../../bin" ABSOLUTE)
 
 add_custom_command(TARGET ${PROJECT} POST_BUILD
-    COMMAND ${QT_BIN_DIR_DETECTED}/macdeployqt $<TARGET_BUNDLE_DIR:AmneziaVPN> -appstore-compliant -qmldir=${CMAKE_CURRENT_SOURCE_DIR}
+    COMMAND ${QT_BIN_DIR_DETECTED}/macdeployqt $<TARGET_BUNDLE_DIR:AmneziaVPN> -appstore-compliant -qmldir=${CMAKE_CURRENT_SOURCE_DIR} -no-codesign
 )

client/cmake/sources.cmake

@@ -15,7 +15,6 @@ set(HEADERS ${HEADERS}
     ${CLIENT_ROOT_DIR}/core/utils/constants/protocolConstants.h
     ${CLIENT_ROOT_DIR}/core/utils/constants/apiKeys.h
     ${CLIENT_ROOT_DIR}/core/utils/constants/apiConstants.h
-    ${CLIENT_ROOT_DIR}/core/utils/api/apiEnums.h
     ${CLIENT_ROOT_DIR}/core/utils/errorStrings.h
     ${CLIENT_ROOT_DIR}/core/utils/selfhosted/scriptsRegistry.h
     ${CLIENT_ROOT_DIR}/core/utils/qrCodeUtils.h
@@ -36,6 +35,8 @@ set(HEADERS ${HEADERS}
     ${CLIENT_ROOT_DIR}/core/installers/torInstaller.h
     ${CLIENT_ROOT_DIR}/core/installers/sftpInstaller.h
     ${CLIENT_ROOT_DIR}/core/installers/socks5Installer.h
+    ${CLIENT_ROOT_DIR}/core/installers/mtProxyInstaller.h
+    ${CLIENT_ROOT_DIR}/core/installers/telemtInstaller.h
     ${CLIENT_ROOT_DIR}/core/controllers/appSplitTunnelingController.h
     ${CLIENT_ROOT_DIR}/core/controllers/ipSplitTunnelingController.h
     ${CLIENT_ROOT_DIR}/core/controllers/allowedDnsController.h
@@ -51,13 +52,16 @@ set(HEADERS ${HEADERS}
     ${CLIENT_ROOT_DIR}/core/protocols/qmlRegisterProtocols.h
     ${CLIENT_ROOT_DIR}/ui/utils/pages.h
     ${CLIENT_ROOT_DIR}/ui/utils/qAutoStart.h
+    ${CLIENT_ROOT_DIR}/ui/utils/mtProxyPublicHostInput.h
     ${CLIENT_ROOT_DIR}/core/protocols/vpnProtocol.h
     ${CMAKE_CURRENT_BINARY_DIR}/version.h
     ${CLIENT_ROOT_DIR}/core/utils/selfhosted/sshClient.h
     ${CLIENT_ROOT_DIR}/core/utils/networkUtilities.h
+    ${CLIENT_ROOT_DIR}/core/utils/payloadSender.h
     ${CLIENT_ROOT_DIR}/core/utils/serialization/serialization.h
     ${CLIENT_ROOT_DIR}/core/utils/serialization/transfer.h
     ${CLIENT_ROOT_DIR}/../common/logger/logger.h
+    ${CLIENT_ROOT_DIR}/../common/crypto/cryptoUtils.h
     ${CLIENT_ROOT_DIR}/ui/utils/qmlUtils.h
     ${CLIENT_ROOT_DIR}/core/utils/api/apiUtils.h
     ${CLIENT_ROOT_DIR}/core/utils/osSignalHandler.h
@@ -111,6 +115,8 @@ set(SOURCES ${SOURCES}
     ${CLIENT_ROOT_DIR}/core/installers/torInstaller.cpp
     ${CLIENT_ROOT_DIR}/core/installers/sftpInstaller.cpp
     ${CLIENT_ROOT_DIR}/core/installers/socks5Installer.cpp
+    ${CLIENT_ROOT_DIR}/core/installers/mtProxyInstaller.cpp
+    ${CLIENT_ROOT_DIR}/core/installers/telemtInstaller.cpp
     ${CLIENT_ROOT_DIR}/core/controllers/appSplitTunnelingController.cpp
     ${CLIENT_ROOT_DIR}/core/controllers/ipSplitTunnelingController.cpp
     ${CLIENT_ROOT_DIR}/core/controllers/allowedDnsController.cpp
@@ -124,9 +130,11 @@ set(SOURCES ${SOURCES}
     ${CLIENT_ROOT_DIR}/core/repositories/secureServersRepository.cpp
     ${CLIENT_ROOT_DIR}/core/repositories/secureAppSettingsRepository.cpp
     ${CLIENT_ROOT_DIR}/ui/utils/qAutoStart.cpp
+    ${CLIENT_ROOT_DIR}/ui/utils/mtProxyPublicHostInput.cpp
     ${CLIENT_ROOT_DIR}/core/protocols/vpnProtocol.cpp
     ${CLIENT_ROOT_DIR}/core/utils/selfhosted/sshClient.cpp
     ${CLIENT_ROOT_DIR}/core/utils/networkUtilities.cpp
+    ${CLIENT_ROOT_DIR}/core/utils/payloadSender.cpp
     ${CLIENT_ROOT_DIR}/core/utils/serialization/outbound.cpp
     ${CLIENT_ROOT_DIR}/core/utils/serialization/inbound.cpp
     ${CLIENT_ROOT_DIR}/core/utils/serialization/ss.cpp
@@ -136,8 +144,10 @@ set(SOURCES ${SOURCES}
     ${CLIENT_ROOT_DIR}/core/utils/serialization/vmess.cpp
     ${CLIENT_ROOT_DIR}/core/utils/serialization/vmess_new.cpp
     ${CLIENT_ROOT_DIR}/../common/logger/logger.cpp
+    ${CLIENT_ROOT_DIR}/../common/crypto/cryptoUtils.cpp
     ${CLIENT_ROOT_DIR}/ui/utils/qmlUtils.cpp
     ${CLIENT_ROOT_DIR}/core/utils/api/apiUtils.cpp
+    ${CLIENT_ROOT_DIR}/core/utils/serverConfigUtils.cpp
     ${CLIENT_ROOT_DIR}/core/utils/osSignalHandler.cpp
     ${CLIENT_ROOT_DIR}/core/utils/utilities.cpp
     ${CLIENT_ROOT_DIR}/core/utils/managementServer.cpp
@@ -201,12 +211,14 @@ file(GLOB UI_MODELS_H CONFIGURE_DEPENDS
     ${CLIENT_ROOT_DIR}/ui/models/*.h
     ${CLIENT_ROOT_DIR}/ui/models/protocols/*.h
     ${CLIENT_ROOT_DIR}/ui/models/services/*.h
+    ${CLIENT_ROOT_DIR}/ui/models/utils/*.h
     ${CLIENT_ROOT_DIR}/ui/models/api/*.h
 )
 file(GLOB UI_MODELS_CPP CONFIGURE_DEPENDS
     ${CLIENT_ROOT_DIR}/ui/models/*.cpp
     ${CLIENT_ROOT_DIR}/ui/models/protocols/*.cpp
     ${CLIENT_ROOT_DIR}/ui/models/services/*.cpp
+    ${CLIENT_ROOT_DIR}/ui/models/utils/*.cpp
     ${CLIENT_ROOT_DIR}/ui/models/api/*.cpp
 )
 

client/core/configurators/xrayConfigurator.cpp

@@ -4,6 +4,7 @@
 #include <QJsonDocument>
 #include <QJsonObject>
 #include <QJsonArray>
+#include <QThread>
 #include <QUuid>
 #include "logger.h"
 
@@ -20,183 +21,641 @@
 #include "core/models/protocols/xrayProtocolConfig.h"
 
 namespace {
-Logger logger("XrayConfigurator");
-}
+    Logger logger("XrayConfigurator");
+
+    QString normalizeXhttpMode(const QString &m) {
+        const QString t = m.trimmed();
+        if (t.isEmpty() || t.compare(QLatin1String("Auto"), Qt::CaseInsensitive) == 0) {
+            return QStringLiteral("auto");
+        }
+        if (t.compare(QLatin1String("Packet-up"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("packet-up");
+        if (t.compare(QLatin1String("Stream-up"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("stream-up");
+        if (t.compare(QLatin1String("Stream-one"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("stream-one");
+        return t.toLower();
+    }
+
+    // Xray-core: empty → path; "None" in UI → omit (core default path)
+    QString normalizeSessionSeqPlacement(const QString &p)
+    {
+        if (p.isEmpty() || p.compare(QLatin1String("None"), Qt::CaseInsensitive) == 0)
+            return {};
+        return p.toLower();
+    }
+
+    QString normalizeUplinkDataPlacement(const QString &p)
+    {
+        if (p.isEmpty() || p.compare(QLatin1String("Body"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("body");
+        if (p.compare(QLatin1String("Auto"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("auto");
+        if (p.compare(QLatin1String("Query"), Qt::CaseInsensitive) == 0)
+            // "Query" is not valid for uplink payload in splithttp; closest documented mode
+            return QStringLiteral("header");
+        return p.toLower();
+    }
+
+    // splithttp: cookie | header | query | queryInHeader (not "body")
+    QString normalizeXPaddingPlacement(const QString &p)
+    {
+        QString t = p.trimmed();
+        if (t.isEmpty())
+            return QString::fromLatin1(amnezia::protocols::xray::defaultXPaddingPlacement).toLower();
+        if (t.compare(QLatin1String("Body"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("queryInHeader");
+        if (t.contains(QLatin1String("queryInHeader"), Qt::CaseInsensitive)
+            || t.compare(QLatin1String("Query in header"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("queryInHeader");
+        return t.toLower();
+    }
+
+    // splithttp: repeat-x | tokenish
+    QString normalizeXPaddingMethod(const QString &m)
+    {
+        QString t = m.trimmed();
+        if (t.isEmpty() || t.compare(QLatin1String("Repeat-x"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("repeat-x");
+        if (t.compare(QLatin1String("Tokenish"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("tokenish");
+        if (t.compare(QLatin1String("Random"), Qt::CaseInsensitive) == 0
+            || t.compare(QLatin1String("Zero"), Qt::CaseInsensitive) == 0)
+            return QStringLiteral("repeat-x");
+        return t.toLower();
+    }
+
+    void putIntRangeIfAny(QJsonObject &obj, const char *key, QString minV, QString maxV, const char *fallbackMin,
+                          const char *fallbackMax)
+    {
+        if (minV.isEmpty() && maxV.isEmpty())
+            return;
+        if (minV.isEmpty())
+            minV = QString::fromLatin1(fallbackMin);
+        if (maxV.isEmpty())
+            maxV = QString::fromLatin1(fallbackMax);
+        QJsonObject r;
+        r[QStringLiteral("from")] = minV.toInt();
+        r[QStringLiteral("to")] = maxV.toInt();
+        obj[QString::fromUtf8(key)] = r;
+    }
+
+    // Desktop applies this in XrayProtocol::start(); iOS/Android pass JSON straight to libxray — same fixes here.
+    void sanitizeXrayNativeConfig(amnezia::ProtocolConfig &pc)
+    {
+        QString c = pc.nativeConfig();
+        if (c.isEmpty()) {
+            return;
+        }
+        bool changed = false;
+        if (c.contains(QLatin1String("Mozilla/5.0"), Qt::CaseInsensitive)) {
+            c.replace(QLatin1String("Mozilla/5.0"), QString::fromLatin1(amnezia::protocols::xray::defaultFingerprint),
+                      Qt::CaseInsensitive);
+            changed = true;
+        }
+        const QString legacyListen = QString::fromLatin1(amnezia::protocols::xray::defaultLocalAddr);
+        const QString listenOk = QString::fromLatin1(amnezia::protocols::xray::defaultLocalListenAddr);
+        if (c.contains(legacyListen)) {
+            c.replace(legacyListen, listenOk);
+            changed = true;
+        }
+        if (changed) {
+            pc.setNativeConfig(c);
+        }
+    }
+} // namespace
 
 XrayConfigurator::XrayConfigurator(SshSession* sshSession, QObject *parent)
     : ConfiguratorBase(sshSession, parent)
 {
 }
 
+amnezia::ProtocolConfig XrayConfigurator::processConfigWithLocalSettings(const amnezia::ConnectionSettings &settings,
+                                                                         amnezia::ProtocolConfig protocolConfig)
+{
+    applyDnsToNativeConfig(settings.dns, protocolConfig);
+    sanitizeXrayNativeConfig(protocolConfig);
+    return protocolConfig;
+}
+
+ErrorCode XrayConfigurator::uploadServerConfigJson(const ServerCredentials &credentials, DockerContainer container,
+                                                    const DnsSettings &dnsSettings, const QJsonObject &serverConfig) const
+{
+    const QString updatedConfig = QJsonDocument(serverConfig).toJson();
+    ErrorCode errorCode = m_sshSession->uploadTextFileToContainer(
+            container, credentials, updatedConfig, amnezia::protocols::xray::serverConfigPath,
+            libssh::ScpOverwriteMode::ScpOverwriteExisting);
+    if (errorCode != ErrorCode::NoError) {
+        logger.error() << "Failed to upload updated config";
+        return errorCode;
+    }
+
+    const QString restartScript = QStringLiteral("sudo docker restart $CONTAINER_NAME");
+    errorCode = m_sshSession->runScript(
+            credentials,
+            m_sshSession->replaceVars(restartScript,
+                                      amnezia::genBaseVars(credentials, container, dnsSettings.primaryDns,
+                                                           dnsSettings.secondaryDns)));
+    if (errorCode != ErrorCode::NoError) {
+        logger.error() << "Failed to restart container";
+    }
+    return errorCode;
+}
+
+ErrorCode XrayConfigurator::readRealityKeyFiles(const DockerContainer container, const ServerCredentials &credentials,
+                                                QString &outPublicKey, QString &outShortId) const
+{
+    outPublicKey.clear();
+    outShortId.clear();
+
+    auto readKeyFile = [&](const QString &path, QString &out) -> ErrorCode {
+        for (int attempt = 0; attempt < 3; ++attempt) {
+            ErrorCode fileError = ErrorCode::NoError;
+            out = QString::fromUtf8(m_sshSession->getTextFileFromContainer(container, credentials, path, fileError));
+            out.replace(QLatin1Char('\n'), QString());
+            out.replace(QLatin1Char('\r'), QString());
+            if (fileError == ErrorCode::NoError && !out.isEmpty()) {
+                return ErrorCode::NoError;
+            }
+            if (attempt < 2) {
+                QThread::msleep(500);
+            }
+        }
+        logger.error() << "Xray readRealityKeyFiles: failed path=" << path;
+        return ErrorCode::XrayRealityKeysReadFailed;
+    };
+
+    ErrorCode errorCode = readKeyFile(QString::fromLatin1(amnezia::protocols::xray::PublicKeyPath), outPublicKey);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+    return readKeyFile(QString::fromLatin1(amnezia::protocols::xray::shortidPath), outShortId);
+}
+
+QJsonObject XrayConfigurator::mergeStreamSettingsForServerInbound(const XrayServerConfig &srv,
+                                                                  const QJsonObject &existingStreamSettings) const
+{
+    QJsonObject streamSettings = buildStreamSettings(srv, QString());
+
+    if (srv.security != QLatin1String("reality")) {
+        return streamSettings;
+    }
+
+    const QJsonObject newRs = streamSettings[amnezia::protocols::xray::realitySettings].toObject();
+    QJsonObject oldRs = existingStreamSettings[amnezia::protocols::xray::realitySettings].toObject();
+    QJsonObject merged = oldRs.isEmpty() ? newRs : oldRs;
+
+    const QString siteEff = srv.site.isEmpty() ? QString::fromLatin1(amnezia::protocols::xray::defaultSite) : srv.site;
+    const QString sniEff = srv.sni.isEmpty() ? siteEff : srv.sni;
+
+    if (newRs.contains(amnezia::protocols::xray::fingerprint)) {
+        merged[amnezia::protocols::xray::fingerprint] = newRs[amnezia::protocols::xray::fingerprint];
+    }
+    merged[amnezia::protocols::xray::serverNames] = QJsonArray { sniEff };
+    if (!merged.contains(QStringLiteral("dest"))) {
+        merged[QStringLiteral("dest")] = siteEff + QStringLiteral(":443");
+    }
+
+    streamSettings[amnezia::protocols::xray::realitySettings] = merged;
+    return streamSettings;
+}
+
+ErrorCode XrayConfigurator::applyServerSettingsToRemote(const ServerCredentials &credentials, DockerContainer container,
+                                                        ContainerConfig &containerConfig, const DnsSettings &dnsSettings,
+                                                        bool appendNewClient, QString *outClientId)
+{
+    ErrorCode errorCode = ErrorCode::NoError;
+    const auto *xrayCfg = containerConfig.protocolConfig.as<XrayProtocolConfig>();
+    if (!xrayCfg) {
+        logger.error() << "Xray applyServerSettings: missing XrayProtocolConfig";
+        return ErrorCode::InternalError;
+    }
+
+    const XrayServerConfig &srv = xrayCfg->serverConfig;
+    if (srv.isThirdPartyConfig) {
+        logger.info() << "Xray applyServerSettings: skipped (third-party/native profile)";
+        if (outClientId && xrayCfg->hasClientConfig()) {
+            *outClientId = xrayCfg->clientConfig->id;
+        }
+        return ErrorCode::NoError;
+    }
+
+    logger.info() << "Xray applyServerSettings: start"
+                    << "container=" << static_cast<int>(container) << "host=" << credentials.hostName
+                    << "transport=" << srv.transport << "security=" << srv.security << "port=" << srv.port
+                    << "appendClient=" << appendNewClient;
+    const QString flowValue = srv.flow;
+    QString realityPublicKey;
+    QString realityShortId;
+    if (srv.security == QLatin1String("reality")) {
+        errorCode = readRealityKeyFiles(container, credentials, realityPublicKey, realityShortId);
+        if (errorCode != ErrorCode::NoError) {
+            logger.error() << "Xray applyServerSettings: readRealityKeyFiles failed, error="
+                           << static_cast<int>(errorCode);
+            return errorCode;
+        }
+    }
+
+    QString currentConfig = m_sshSession->getTextFileFromContainer(
+            container, credentials, amnezia::protocols::xray::serverConfigPath, errorCode);
+    if (errorCode != ErrorCode::NoError) {
+        logger.error() << "Xray applyServerSettings: getTextFileFromContainer failed, error="
+                       << static_cast<int>(errorCode) << "path=" << amnezia::protocols::xray::serverConfigPath;
+        return errorCode;
+    }
+    logger.info() << "Xray applyServerSettings: read server config, bytes=" << currentConfig.size();
+
+    QJsonDocument doc = QJsonDocument::fromJson(currentConfig.toUtf8());
+    if (doc.isNull() || !doc.isObject()) {
+        logger.error() << "Failed to parse server config JSON";
+        return ErrorCode::XrayServerConfigInvalid;
+    }
+
+    QJsonObject serverConfig = doc.object();
+    if (!serverConfig.contains(amnezia::protocols::xray::inbounds)) {
+        logger.error() << "Server config missing 'inbounds' field";
+        return ErrorCode::XrayServerConfigInvalid;
+    }
+
+    QJsonArray inbounds = serverConfig[amnezia::protocols::xray::inbounds].toArray();
+    if (inbounds.isEmpty()) {
+        logger.error() << "Server config has empty 'inbounds' array";
+        return ErrorCode::XrayServerConfigInvalid;
+    }
+
+    QJsonObject inbound = inbounds[0].toObject();
+    if (!inbound.contains(amnezia::protocols::xray::settings)) {
+        logger.error() << "Inbound missing 'settings' field";
+        return ErrorCode::XrayServerConfigInvalid;
+    }
+
+    const QJsonObject existingStream = inbound[amnezia::protocols::xray::streamSettings].toObject();
+    inbound[amnezia::protocols::xray::streamSettings] = mergeStreamSettingsForServerInbound(srv, existingStream);
+
+    if (!srv.port.isEmpty()) {
+        inbound[amnezia::protocols::xray::port] = srv.port.toInt();
+    }
+
+    QJsonObject settings = inbound[amnezia::protocols::xray::settings].toObject();
+    if (!settings.contains(amnezia::protocols::xray::clients)) {
+        settings[amnezia::protocols::xray::clients] = QJsonArray {};
+    }
+
+    QJsonArray clients = settings[amnezia::protocols::xray::clients].toArray();
+    QString clientId;
+
+    if (appendNewClient) {
+        clientId = QUuid::createUuid().toString(QUuid::WithoutBraces);
+        QJsonObject clientEntry;
+        clientEntry[amnezia::protocols::xray::id] = clientId;
+        if (!flowValue.isEmpty()) {
+            clientEntry[amnezia::protocols::xray::flow] = flowValue;
+        }
+        clients.append(clientEntry);
+    } else {
+        if (clients.isEmpty()) {
+            logger.error() << "Server config has no VLESS clients";
+            return ErrorCode::XrayServerNoVlessClients;
+        }
+        clientId = clients[0].toObject()[amnezia::protocols::xray::id].toString();
+        if (clientId.isEmpty()) {
+            logger.error() << "Server config VLESS client has empty id";
+            return ErrorCode::XrayServerNoVlessClients;
+        }
+        QJsonArray updatedClients;
+        for (const QJsonValue &v : clients) {
+            QJsonObject c = v.toObject();
+            if (flowValue.isEmpty()) {
+                c.remove(amnezia::protocols::xray::flow);
+            } else {
+                c[amnezia::protocols::xray::flow] = flowValue;
+            }
+            updatedClients.append(c);
+        }
+        clients = updatedClients;
+    }
+
+    settings[amnezia::protocols::xray::clients] = clients;
+    inbound[amnezia::protocols::xray::settings] = settings;
+    inbounds[0] = inbound;
+    serverConfig[amnezia::protocols::xray::inbounds] = inbounds;
+
+    errorCode = uploadServerConfigJson(credentials, container, dnsSettings, serverConfig);
+    if (errorCode != ErrorCode::NoError) {
+        logger.error() << "Xray applyServerSettings: upload/restart failed, error=" << static_cast<int>(errorCode);
+        return errorCode;
+    }
+    logger.info() << "Xray applyServerSettings: server config uploaded and container restarted";
+
+    if (outClientId) {
+        *outClientId = clientId;
+    }
+
+    XrayProtocolConfig updated =
+            buildClientProtocolConfig(credentials, container, srv, clientId, errorCode, realityPublicKey, realityShortId);
+    if (errorCode != ErrorCode::NoError) {
+        logger.error() << "Xray applyServerSettings: buildClientProtocolConfig failed, error="
+                       << static_cast<int>(errorCode);
+        return errorCode;
+    }
+    containerConfig.protocolConfig = updated;
+    logger.info() << "Xray applyServerSettings: done, clientId=" << clientId;
+    return ErrorCode::NoError;
+}
+
 QString XrayConfigurator::prepareServerConfig(const ServerCredentials &credentials, DockerContainer container,
                                                const ContainerConfig &containerConfig,
                                                const DnsSettings &dnsSettings,
                                                ErrorCode &errorCode)
 {
-    // Generate new UUID for client
-    QString clientId = QUuid::createUuid().toString(QUuid::WithoutBraces);
-    
-    // Get current server config
-    QString currentConfig = m_sshSession->getTextFileFromContainer(
-        container, credentials, amnezia::protocols::xray::serverConfigPath, errorCode);
-    
-    if (errorCode != ErrorCode::NoError) {
-        logger.error() << "Failed to get server config file";
-        return "";
+    ContainerConfig mutableConfig = containerConfig;
+    QString clientId;
+    const ErrorCode applyError =
+            applyServerSettingsToRemote(credentials, container, mutableConfig, dnsSettings, true, &clientId);
+    errorCode = applyError;
+    if (applyError != ErrorCode::NoError || clientId.isEmpty()) {
+        return QString();
     }
-
-    // Parse current config as JSON
-    QJsonDocument doc = QJsonDocument::fromJson(currentConfig.toUtf8());
-    if (doc.isNull() || !doc.isObject()) {
-        logger.error() << "Failed to parse server config JSON";
-        errorCode = ErrorCode::InternalError;
-        return "";
-    }
-
-    QJsonObject serverConfig = doc.object();
-    
-    // Validate server config structure
-    if (!serverConfig.contains(amnezia::protocols::xray::inbounds)) {
-        logger.error() << "Server config missing 'inbounds' field";
-        errorCode = ErrorCode::InternalError;
-        return "";
-    }
-
-    QJsonArray inbounds = serverConfig[amnezia::protocols::xray::inbounds].toArray();
-    if (inbounds.isEmpty()) {
-        logger.error() << "Server config has empty 'inbounds' array";
-        errorCode = ErrorCode::InternalError;
-        return "";
-    }
-    
-    QJsonObject inbound = inbounds[0].toObject();
-    if (!inbound.contains(amnezia::protocols::xray::settings)) {
-        logger.error() << "Inbound missing 'settings' field";
-        errorCode = ErrorCode::InternalError;
-        return "";
-    }
-
-    QJsonObject settings = inbound[amnezia::protocols::xray::settings].toObject();
-    if (!settings.contains(amnezia::protocols::xray::clients)) {
-        logger.error() << "Settings missing 'clients' field";
-        errorCode = ErrorCode::InternalError;
-        return "";
-    }
-
-    QJsonArray clients = settings[amnezia::protocols::xray::clients].toArray();
-    
-    // Create configuration for new client
-    QJsonObject clientConfig {
-        {amnezia::protocols::xray::id, clientId},
-        {amnezia::protocols::xray::flow, "xtls-rprx-vision"}
-    };
-    
-    clients.append(clientConfig);
-    
-    // Update config
-    settings[amnezia::protocols::xray::clients] = clients;
-    inbound[amnezia::protocols::xray::settings] = settings;
-    inbounds[0] = inbound;
-    serverConfig[amnezia::protocols::xray::inbounds] = inbounds;
-    
-    // Save updated config to server
-    QString updatedConfig = QJsonDocument(serverConfig).toJson();
-    errorCode = m_sshSession->uploadTextFileToContainer(
-        container, 
-        credentials, 
-        updatedConfig,
-        amnezia::protocols::xray::serverConfigPath,
-        libssh::ScpOverwriteMode::ScpOverwriteExisting
-    );
-    if (errorCode != ErrorCode::NoError) {
-        logger.error() << "Failed to upload updated config";
-        return "";
-    }
-
-    // Restart container
-    QString restartScript = QString("sudo docker restart $CONTAINER_NAME");
-    errorCode = m_sshSession->runScript(
-        credentials, 
-        m_sshSession->replaceVars(restartScript, amnezia::genBaseVars(credentials, container, dnsSettings.primaryDns, dnsSettings.secondaryDns))
-    );
-
-    if (errorCode != ErrorCode::NoError) {
-        logger.error() << "Failed to restart container";
-        return "";
-    }
-
     return clientId;
 }
 
-ProtocolConfig XrayConfigurator::createConfig(const ServerCredentials &credentials, DockerContainer container,
-                                               const ContainerConfig &containerConfig,
-                                               const DnsSettings &dnsSettings,
-                                               ErrorCode &errorCode)
+XrayProtocolConfig XrayConfigurator::buildClientProtocolConfig(const ServerCredentials &credentials,
+                                                               DockerContainer container,
+                                                               const XrayServerConfig &srv, const QString &clientId,
+                                                               ErrorCode &errorCode,
+                                                               const QString &prefetchedRealityPublicKey,
+                                                               const QString &prefetchedRealityShortId) const
 {
-    const XrayServerConfig* serverConfig = nullptr;
-    if (auto* xrayConfig = containerConfig.protocolConfig.as<XrayProtocolConfig>()) {
-        serverConfig = &xrayConfig->serverConfig;
+    QString xrayPublicKey = prefetchedRealityPublicKey;
+    QString xrayShortId = prefetchedRealityShortId;
+
+    if (srv.security == QLatin1String("reality")) {
+        if (xrayPublicKey.isEmpty() || xrayShortId.isEmpty()) {
+            errorCode = readRealityKeyFiles(container, credentials, xrayPublicKey, xrayShortId);
+            if (errorCode != ErrorCode::NoError) {
+                return {};
+            }
+        }
     }
-    
+
+    QJsonObject userObj;
+    userObj[amnezia::protocols::xray::id] = clientId;
+    userObj[amnezia::protocols::xray::encryption] = QStringLiteral("none");
+    if (!srv.flow.isEmpty()) {
+        userObj[amnezia::protocols::xray::flow] = srv.flow;
+    }
+
+    QJsonObject vnextEntry;
+    vnextEntry[amnezia::protocols::xray::address] = credentials.hostName;
+    vnextEntry[amnezia::protocols::xray::port] =
+            srv.port.isEmpty() ? QString(amnezia::protocols::xray::defaultPort).toInt() : srv.port.toInt();
+    vnextEntry[amnezia::protocols::xray::users] = QJsonArray { userObj };
+
+    QJsonObject outboundSettings;
+    outboundSettings[amnezia::protocols::xray::vnext] = QJsonArray { vnextEntry };
+
+    QJsonObject outbound;
+    outbound[QStringLiteral("protocol")] = QStringLiteral("vless");
+    outbound[amnezia::protocols::xray::settings] = outboundSettings;
+
+    QJsonObject streamObj = buildStreamSettings(srv, clientId);
+    if (srv.security == QLatin1String("reality")) {
+        QJsonObject rs = streamObj[amnezia::protocols::xray::realitySettings].toObject();
+        rs[amnezia::protocols::xray::publicKey] = xrayPublicKey;
+        rs[amnezia::protocols::xray::shortId] = xrayShortId;
+        rs[amnezia::protocols::xray::spiderX] = QString();
+        streamObj[amnezia::protocols::xray::realitySettings] = rs;
+    }
+
+    outbound[amnezia::protocols::xray::streamSettings] = streamObj;
+
+    QJsonObject inboundObj;
+    inboundObj[QStringLiteral("listen")] = amnezia::protocols::xray::defaultLocalListenAddr;
+    inboundObj[amnezia::protocols::xray::port] = amnezia::protocols::xray::defaultLocalProxyPort;
+    inboundObj[QStringLiteral("protocol")] = QStringLiteral("socks");
+    inboundObj[amnezia::protocols::xray::settings] = QJsonObject { { QStringLiteral("udp"), true } };
+
+    QJsonObject clientJson;
+    clientJson[QStringLiteral("log")] = QJsonObject { { QStringLiteral("loglevel"), QStringLiteral("error") } };
+    clientJson[amnezia::protocols::xray::inbounds] = QJsonArray { inboundObj };
+    clientJson[amnezia::protocols::xray::outbounds] = QJsonArray { outbound };
+
+    const QString config = QString::fromUtf8(QJsonDocument(clientJson).toJson(QJsonDocument::Compact));
+
+    XrayProtocolConfig protocolConfig;
+    protocolConfig.serverConfig = srv;
+
+    XrayClientConfig clientConfig;
+    clientConfig.nativeConfig = config;
+    clientConfig.localPort = QString(amnezia::protocols::xray::defaultLocalProxyPort);
+    clientConfig.id = clientId;
+    protocolConfig.setClientConfig(clientConfig);
+
+    return protocolConfig;
+}
+
+QJsonObject XrayConfigurator::buildStreamSettings(const XrayServerConfig &srv, const QString &clientId) const
+{
+    QJsonObject streamSettings;
+    const auto &xhttp = srv.xhttp;
+    const auto &mkcp = srv.mkcp;
+    namespace px = amnezia::protocols::xray;
+
+    QString networkValue = QStringLiteral("tcp");
+    if (srv.transport == QLatin1String("xhttp"))
+        networkValue = QStringLiteral("xhttp");
+    else if (srv.transport == QLatin1String("mkcp"))
+        networkValue = QStringLiteral("kcp");
+    streamSettings[px::network] = networkValue;
+
+    streamSettings[px::security] = srv.security;
+
+    if (srv.security == QLatin1String("tls")) {
+        QJsonObject tlsSettings;
+        const QString sniEff = srv.sni.isEmpty() ? QString::fromLatin1(px::defaultSni) : srv.sni;
+        tlsSettings[px::serverName] = sniEff;
+        const QString alpnEff = srv.alpn.isEmpty() ? QString::fromLatin1(px::defaultAlpn) : srv.alpn;
+        QJsonArray alpnArray;
+        for (const QString &a : alpnEff.split(QLatin1Char(','))) {
+            const QString t = a.trimmed();
+            if (!t.isEmpty())
+                alpnArray.append(t);
+        }
+        if (!alpnArray.isEmpty())
+            tlsSettings[QStringLiteral("alpn")] = alpnArray;
+        const QString fpEff = srv.fingerprint.isEmpty() ? QString::fromLatin1(px::defaultFingerprint) : srv.fingerprint;
+        tlsSettings[px::fingerprint] = fpEff;
+        streamSettings[QStringLiteral("tlsSettings")] = tlsSettings;
+    }
+
+    if (srv.security == QLatin1String("reality")) {
+        QJsonObject realSettings;
+        const QString fpEff = srv.fingerprint.isEmpty() ? QString::fromLatin1(px::defaultFingerprint) : srv.fingerprint;
+        realSettings[px::fingerprint] = fpEff;
+        const QString sniEff = srv.sni.isEmpty() ? QString::fromLatin1(px::defaultSni) : srv.sni;
+        realSettings[px::serverName] = sniEff;
+        streamSettings[px::realitySettings] = realSettings;
+    }
+
+    // XHTTP — JSON must match Xray-core SplitHTTPConfig (flat xPadding fields, see transport_internet.go)
+    if (srv.transport == QLatin1String("xhttp")) {
+        QJsonObject xo;
+        const QString hostEff = xhttp.host.isEmpty() ? QString::fromLatin1(px::defaultXhttpHost) : xhttp.host;
+        xo[QStringLiteral("host")] = hostEff;
+        if (!xhttp.path.isEmpty())
+            xo[QStringLiteral("path")] = xhttp.path;
+        xo[QStringLiteral("mode")] = normalizeXhttpMode(xhttp.mode);
+
+        if (xhttp.headersTemplate.compare(QLatin1String("HTTP"), Qt::CaseInsensitive) == 0) {
+            QJsonObject headers;
+            headers[QStringLiteral("Host")] = hostEff;
+            xo[QStringLiteral("headers")] = headers;
+        }
+
+        const QString methodEff =
+                xhttp.uplinkMethod.isEmpty() ? QString::fromLatin1(px::defaultXhttpUplinkMethod) : xhttp.uplinkMethod;
+        xo[QStringLiteral("uplinkHTTPMethod")] = methodEff.toUpper();
+
+        xo[QStringLiteral("noGRPCHeader")] = xhttp.disableGrpc;
+        xo[QStringLiteral("noSSEHeader")] = xhttp.disableSse;
+
+        const QString sessPl = normalizeSessionSeqPlacement(xhttp.sessionPlacement);
+        if (!sessPl.isEmpty())
+            xo[QStringLiteral("sessionPlacement")] = sessPl;
+        const QString seqPl = normalizeSessionSeqPlacement(xhttp.seqPlacement);
+        if (!seqPl.isEmpty())
+            xo[QStringLiteral("seqPlacement")] = seqPl;
+        if (!xhttp.sessionKey.isEmpty())
+            xo[QStringLiteral("sessionKey")] = xhttp.sessionKey;
+        if (!xhttp.seqKey.isEmpty())
+            xo[QStringLiteral("seqKey")] = xhttp.seqKey;
+
+        xo[QStringLiteral("uplinkDataPlacement")] = normalizeUplinkDataPlacement(xhttp.uplinkDataPlacement);
+        if (!xhttp.uplinkDataKey.isEmpty())
+            xo[QStringLiteral("uplinkDataKey")] = xhttp.uplinkDataKey;
+
+        const QString ucs = xhttp.uplinkChunkSize.isEmpty() ? QString::fromLatin1(px::defaultXhttpUplinkChunkSize)
+                                                            : xhttp.uplinkChunkSize;
+        if (!ucs.isEmpty() && ucs != QLatin1String("0")) {
+            const int v = ucs.toInt();
+            QJsonObject chunkR;
+            chunkR[QStringLiteral("from")] = v;
+            chunkR[QStringLiteral("to")] = v;
+            xo[QStringLiteral("uplinkChunkSize")] = chunkR;
+        }
+
+        if (!xhttp.scMaxBufferedPosts.isEmpty())
+            xo[QStringLiteral("scMaxBufferedPosts")] = xhttp.scMaxBufferedPosts.toLongLong();
+
+        putIntRangeIfAny(xo, "scMaxEachPostBytes", xhttp.scMaxEachPostBytesMin, xhttp.scMaxEachPostBytesMax,
+                         px::defaultXhttpScMaxEachPostBytesMin, px::defaultXhttpScMaxEachPostBytesMax);
+        putIntRangeIfAny(xo, "scMinPostsIntervalMs", xhttp.scMinPostsIntervalMsMin, xhttp.scMinPostsIntervalMsMax,
+                         px::defaultXhttpScMinPostsIntervalMsMin, px::defaultXhttpScMinPostsIntervalMsMax);
+        putIntRangeIfAny(xo, "scStreamUpServerSecs", xhttp.scStreamUpServerSecsMin, xhttp.scStreamUpServerSecsMax,
+                         px::defaultXhttpScStreamUpServerSecsMin, px::defaultXhttpScStreamUpServerSecsMax);
+
+        const auto &pad = xhttp.xPadding;
+        xo[QStringLiteral("xPaddingObfsMode")] = pad.obfsMode;
+        if (pad.obfsMode) {
+            if (!pad.bytesMin.isEmpty() || !pad.bytesMax.isEmpty()) {
+                QJsonObject br;
+                const int fromV = pad.bytesMin.isEmpty() ? 1 : pad.bytesMin.toInt();
+                int toV = pad.bytesMax.isEmpty() ? 256 : pad.bytesMax.toInt();
+                if (toV < fromV)
+                    toV = fromV;
+                br[QStringLiteral("from")] = fromV;
+                br[QStringLiteral("to")] = toV;
+                xo[QStringLiteral("xPaddingBytes")] = br;
+            }
+            xo[QStringLiteral("xPaddingKey")] = pad.key.isEmpty() ? QStringLiteral("x_padding") : pad.key;
+            xo[QStringLiteral("xPaddingHeader")] = pad.header.isEmpty() ? QStringLiteral("X-Padding") : pad.header;
+            xo[QStringLiteral("xPaddingPlacement")] = normalizeXPaddingPlacement(
+                    pad.placement.isEmpty() ? QString::fromLatin1(px::defaultXPaddingPlacement) : pad.placement);
+            xo[QStringLiteral("xPaddingMethod")] = normalizeXPaddingMethod(
+                    pad.method.isEmpty() ? QString::fromLatin1(px::defaultXPaddingMethod) : pad.method);
+        }
+
+        // xmux: Xray has no "enabled" flag; omit object when UI disables multiplex tuning.
+        if (xhttp.xmux.enabled) {
+            QJsonObject mux;
+            auto addMuxRange = [&](const char *key, const QString &a, const QString &b) {
+                if (a.isEmpty() && b.isEmpty())
+                    return;
+                QJsonObject r;
+                r[QStringLiteral("from")] = a.isEmpty() ? 0 : a.toInt();
+                r[QStringLiteral("to")] = b.isEmpty() ? 0 : b.toInt();
+                mux[QString::fromUtf8(key)] = r;
+            };
+            addMuxRange("maxConcurrency", xhttp.xmux.maxConcurrencyMin, xhttp.xmux.maxConcurrencyMax);
+            addMuxRange("maxConnections", xhttp.xmux.maxConnectionsMin, xhttp.xmux.maxConnectionsMax);
+            addMuxRange("cMaxReuseTimes", xhttp.xmux.cMaxReuseTimesMin, xhttp.xmux.cMaxReuseTimesMax);
+            addMuxRange("hMaxRequestTimes", xhttp.xmux.hMaxRequestTimesMin, xhttp.xmux.hMaxRequestTimesMax);
+            addMuxRange("hMaxReusableSecs", xhttp.xmux.hMaxReusableSecsMin, xhttp.xmux.hMaxReusableSecsMax);
+            if (!xhttp.xmux.hKeepAlivePeriod.isEmpty())
+                mux[QStringLiteral("hKeepAlivePeriod")] = xhttp.xmux.hKeepAlivePeriod.toLongLong();
+            if (!mux.isEmpty())
+                xo[QStringLiteral("xmux")] = mux;
+        }
+
+        streamSettings[QStringLiteral("xhttpSettings")] = xo;
+    }
+
+    if (srv.transport == QLatin1String("mkcp")) {
+        QJsonObject kcpObj;
+        const QString ttiEff = mkcp.tti.isEmpty() ? QString::fromLatin1(px::defaultMkcpTti) : mkcp.tti;
+        const QString upEff = mkcp.uplinkCapacity.isEmpty() ? QString::fromLatin1(px::defaultMkcpUplinkCapacity)
+                                                            : mkcp.uplinkCapacity;
+        const QString downEff = mkcp.downlinkCapacity.isEmpty() ? QString::fromLatin1(px::defaultMkcpDownlinkCapacity)
+                                                                : mkcp.downlinkCapacity;
+        const QString rbufEff = mkcp.readBufferSize.isEmpty() ? QString::fromLatin1(px::defaultMkcpReadBufferSize)
+                                                              : mkcp.readBufferSize;
+        const QString wbufEff = mkcp.writeBufferSize.isEmpty() ? QString::fromLatin1(px::defaultMkcpWriteBufferSize)
+                                                               : mkcp.writeBufferSize;
+        kcpObj[QStringLiteral("tti")] = ttiEff.toInt();
+        kcpObj[QStringLiteral("uplinkCapacity")] = upEff.toInt();
+        kcpObj[QStringLiteral("downlinkCapacity")] = downEff.toInt();
+        kcpObj[QStringLiteral("readBufferSize")] = rbufEff.toInt();
+        kcpObj[QStringLiteral("writeBufferSize")] = wbufEff.toInt();
+        kcpObj[QStringLiteral("congestion")] = mkcp.congestion;
+        streamSettings[QStringLiteral("kcpSettings")] = kcpObj;
+    }
+
+    return streamSettings;
+}
+
+ProtocolConfig XrayConfigurator::createConfig(const ServerCredentials &credentials, DockerContainer container,
+                                              const ContainerConfig &containerConfig,
+                                              const DnsSettings &dnsSettings,
+                                              ErrorCode &errorCode)
+{
+    if (const auto *xrayCfg = containerConfig.protocolConfig.as<XrayProtocolConfig>()) {
+        if (xrayCfg->serverConfig.isThirdPartyConfig && xrayCfg->hasClientConfig()) {
+            logger.info() << "Xray createConfig: returning existing third-party client config without server SSH";
+            return *xrayCfg;
+        }
+    }
+
+    const XrayServerConfig *serverConfig = nullptr;
+    if (const auto *xrayCfg = containerConfig.protocolConfig.as<XrayProtocolConfig>()) {
+        serverConfig = &xrayCfg->serverConfig;
+    }
+
+    if (!serverConfig) {
+        logger.error() << "No XrayProtocolConfig found";
+        errorCode = ErrorCode::InternalError;
+        return XrayProtocolConfig{};
+    }
+
+    const XrayServerConfig &srv = *serverConfig;
+
     QString xrayClientId = prepareServerConfig(credentials, container, containerConfig, dnsSettings, errorCode);
     if (errorCode != ErrorCode::NoError || xrayClientId.isEmpty()) {
         logger.error() << "Failed to prepare server config";
-        errorCode = ErrorCode::InternalError;
+        if (errorCode == ErrorCode::NoError) {
+            errorCode = ErrorCode::InternalError;
+        }
         return XrayProtocolConfig{};
     }
 
-    amnezia::ScriptVars vars = amnezia::genBaseVars(credentials, container, dnsSettings.primaryDns, dnsSettings.secondaryDns);
-    vars.append(amnezia::genProtocolVarsForContainer(container, containerConfig));
-    QString config = m_sshSession->replaceVars(amnezia::scriptData(ProtocolScriptType::xray_template, container), vars);
-    
-    if (config.isEmpty()) {
-        logger.error() << "Failed to get config template";
-        errorCode = ErrorCode::InternalError;
-        return XrayProtocolConfig{};
-    }
-
-    QString xrayPublicKey =
-            m_sshSession->getTextFileFromContainer(container, credentials, amnezia::protocols::xray::PublicKeyPath, errorCode);
-    if (errorCode != ErrorCode::NoError || xrayPublicKey.isEmpty()) {
-        logger.error() << "Failed to get public key";
-        errorCode = ErrorCode::InternalError;
-        return XrayProtocolConfig{};
-    }
-    xrayPublicKey.replace("\n", "");
-    
-    QString xrayShortId =
-            m_sshSession->getTextFileFromContainer(container, credentials, amnezia::protocols::xray::shortidPath, errorCode);
-    if (errorCode != ErrorCode::NoError || xrayShortId.isEmpty()) {
-        logger.error() << "Failed to get short ID";
-        errorCode = ErrorCode::InternalError;
-        return XrayProtocolConfig{};
-    }
-    xrayShortId.replace("\n", "");
-
-    if (!config.contains("$XRAY_CLIENT_ID") || !config.contains("$XRAY_PUBLIC_KEY") || !config.contains("$XRAY_SHORT_ID")) {
-        logger.error() << "Config template missing required variables:"
-                      << "XRAY_CLIENT_ID:" << !config.contains("$XRAY_CLIENT_ID")
-                      << "XRAY_PUBLIC_KEY:" << !config.contains("$XRAY_PUBLIC_KEY")
-                      << "XRAY_SHORT_ID:" << !config.contains("$XRAY_SHORT_ID");
-        errorCode = ErrorCode::InternalError;
-        return XrayProtocolConfig{};
-    }
-
-    config.replace("$XRAY_CLIENT_ID", xrayClientId);
-    config.replace("$XRAY_PUBLIC_KEY", xrayPublicKey);
-    config.replace("$XRAY_SHORT_ID", xrayShortId);
-
-    XrayProtocolConfig protocolConfig;
-    if (serverConfig) {
-        protocolConfig.serverConfig = *serverConfig;
-    }
-    
-    XrayClientConfig clientConfig;
-    clientConfig.nativeConfig = config;
-    clientConfig.localPort = "";
-    clientConfig.id = xrayClientId;
-    
-    protocolConfig.setClientConfig(clientConfig);
-    
-    return protocolConfig;
-}
+    return buildClientProtocolConfig(credentials, container, srv, xrayClientId, errorCode);
+}

client/core/configurators/xrayConfigurator.h

@@ -2,11 +2,13 @@
 #define XRAY_CONFIGURATOR_H
 
 #include <QObject>
+#include <QJsonObject>
 
 #include "configuratorBase.h"
 #include "core/utils/errorCodes.h"
 #include "core/utils/routeModes.h"
 #include "core/utils/commonStructs.h"
+#include "core/models/protocols/xrayProtocolConfig.h"
 
 class XrayConfigurator : public ConfiguratorBase
 {
@@ -18,10 +20,42 @@ public:
                                 const amnezia::DnsSettings &dnsSettings,
                                 amnezia::ErrorCode &errorCode) override;
 
+    amnezia::ProtocolConfig processConfigWithLocalSettings(const amnezia::ConnectionSettings &settings,
+                                                           amnezia::ProtocolConfig protocolConfig) override;
+
+    amnezia::ErrorCode applyServerSettingsToRemote(const amnezia::ServerCredentials &credentials,
+                                                   amnezia::DockerContainer container,
+                                                   amnezia::ContainerConfig &containerConfig,
+                                                   const amnezia::DnsSettings &dnsSettings,
+                                                   bool appendNewClient,
+                                                   QString *outClientId = nullptr);
+
 private:
     QString prepareServerConfig(const amnezia::ServerCredentials &credentials, amnezia::DockerContainer container, const amnezia::ContainerConfig &containerConfig,
                                 const amnezia::DnsSettings &dnsSettings,
                                 amnezia::ErrorCode &errorCode);
+
+    amnezia::ErrorCode uploadServerConfigJson(const amnezia::ServerCredentials &credentials, amnezia::DockerContainer container,
+                                              const amnezia::DnsSettings &dnsSettings, const QJsonObject &serverConfig) const;
+
+    amnezia::XrayProtocolConfig buildClientProtocolConfig(const amnezia::ServerCredentials &credentials,
+                                                          amnezia::DockerContainer container,
+                                                          const amnezia::XrayServerConfig &srv,
+                                                          const QString &clientId,
+                                                          amnezia::ErrorCode &errorCode,
+                                                          const QString &prefetchedRealityPublicKey = {},
+                                                          const QString &prefetchedRealityShortId = {}) const;
+
+    amnezia::ErrorCode readRealityKeyFiles(amnezia::DockerContainer container,
+                                           const amnezia::ServerCredentials &credentials,
+                                           QString &outPublicKey,
+                                           QString &outShortId) const;
+
+    QJsonObject mergeStreamSettingsForServerInbound(const amnezia::XrayServerConfig &srv,
+                                                    const QJsonObject &existingStreamSettings) const;
+
+    QJsonObject buildStreamSettings(const amnezia::XrayServerConfig &srv,
+                                    const QString &clientId) const;
 };
 
 #endif // XRAY_CONFIGURATOR_H

client/core/controllers/api/newsController.cpp

@@ -1,51 +1,94 @@
 #include "newsController.h"
 
 #include "core/controllers/gatewayController.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/repositories/secureServersRepository.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
-#include "core/utils/constants/configKeys.h"
 #include <QtConcurrent/QtConcurrent>
+#include <QJsonArray>
 #include <QJsonDocument>
 #include <QJsonObject>
+#include <QSet>
 #include <QSharedPointer>
 
 using namespace amnezia;
 
-NewsController::NewsController(SecureAppSettingsRepository* appSettingsRepository,
-                               ServersController* serversController)
-    : m_appSettingsRepository(appSettingsRepository), m_serversController(serversController)
+NewsController::NewsController(SecureAppSettingsRepository *appSettingsRepository,
+                               SecureServersRepository *serversRepository)
+    : m_appSettingsRepository(appSettingsRepository),
+      m_serversRepository(serversRepository)
 {
 }
 
+QJsonObject NewsController::getServicesList() const
+{
+    if (!m_serversRepository) {
+        return {};
+    }
+    QSet<QString> userCountryCodes;
+    QSet<QString> serviceTypes;
+    const QVector<QString> ids = m_serversRepository->orderedServerIds();
+    for (const QString &id : ids) {
+        const auto apiV2 = m_serversRepository->apiV2Config(id);
+        if (!apiV2.has_value()) {
+            continue;
+        }
+        if (!apiV2->apiConfig.userCountryCode.isEmpty()) {
+            userCountryCodes.insert(apiV2->apiConfig.userCountryCode);
+        }
+        const QString serviceType = apiV2->serviceType();
+        if (!serviceType.isEmpty()) {
+            serviceTypes.insert(serviceType);
+        }
+    }
+    if (userCountryCodes.isEmpty() && serviceTypes.isEmpty()) {
+        return {};
+    }
+    QJsonObject json;
+
+    QJsonArray userCountryCodesArray;
+    for (const QString &code : userCountryCodes) {
+        userCountryCodesArray.append(code);
+    }
+    json[apiDefs::key::userCountryCode] = userCountryCodesArray;
+
+    QJsonArray serviceTypesArray;
+    for (const QString &type : serviceTypes) {
+        serviceTypesArray.append(type);
+    }
+    json[apiDefs::key::serviceType] = serviceTypesArray;
+
+    return json;
+}
+
 QFuture<QPair<ErrorCode, QJsonArray>> NewsController::fetchNews()
 {
-    if (!m_serversController) {
-        qWarning() << "ServersController is null, skip fetchNews";
+    if (!m_serversRepository) {
+        qWarning() << "SecureServersRepository is null, skip fetchNews";
         return QtFuture::makeReadyFuture(qMakePair(ErrorCode::InternalError, QJsonArray()));
     }
-    
-    const auto stacks = m_serversController->gatewayStacks();
-    if (stacks.isEmpty()) {
+
+    const QJsonObject services = getServicesList();
+    if (services.isEmpty()) {
         qDebug() << "No Gateway stacks, skip fetchNews";
         return QtFuture::makeReadyFuture(qMakePair(ErrorCode::NoError, QJsonArray()));
     }
 
     auto gatewayController = QSharedPointer<GatewayController>::create(
-        m_appSettingsRepository->getGatewayEndpoint(),
-        m_appSettingsRepository->isDevGatewayEnv(),
-        apiDefs::requestTimeoutMsecs,
-        m_appSettingsRepository->isStrictKillSwitchEnabled());
-    
+            m_appSettingsRepository->getGatewayEndpoint(),
+            m_appSettingsRepository->isDevGatewayEnv(),
+            apiDefs::requestTimeoutMsecs,
+            m_appSettingsRepository->isStrictKillSwitchEnabled(),
+            m_appSettingsRepository);
+
     QJsonObject payload;
     payload.insert("locale", m_appSettingsRepository->getAppLanguage().name().split("_").first());
 
-    const QJsonObject stacksJson = stacks.toJson();
-    if (stacksJson.contains(apiDefs::key::userCountryCode)) {
-        payload.insert(apiDefs::key::userCountryCode, stacksJson.value(apiDefs::key::userCountryCode));
+    if (services.contains(apiDefs::key::userCountryCode)) {
+        payload.insert(apiDefs::key::userCountryCode, services.value(apiDefs::key::userCountryCode));
     }
-    if (stacksJson.contains(apiDefs::key::serviceType)) {
-        payload.insert(apiDefs::key::serviceType, stacksJson.value(apiDefs::key::serviceType));
+    if (services.contains(apiDefs::key::serviceType)) {
+        payload.insert(apiDefs::key::serviceType, services.value(apiDefs::key::serviceType));
     }
 
     auto future = gatewayController->postAsync(QString("%1v1/news"), payload);
@@ -69,4 +112,3 @@ QFuture<QPair<ErrorCode, QJsonArray>> NewsController::fetchNews()
         return qMakePair(ErrorCode::NoError, newsArray);
     });
 }
-

client/core/controllers/api/newsController.h

@@ -3,26 +3,28 @@
 
 #include <QFuture>
 #include <QJsonArray>
+#include <QJsonObject>
 #include <QPair>
 
 #include "core/utils/errorCodes.h"
 #include "core/utils/routeModes.h"
 #include "core/utils/commonStructs.h"
 #include "core/repositories/secureAppSettingsRepository.h"
-#include "core/controllers/serversController.h"
+#include "core/repositories/secureServersRepository.h"
 
 class NewsController
 {
 public:
     explicit NewsController(SecureAppSettingsRepository* appSettingsRepository,
-                           ServersController* serversController);
+                           SecureServersRepository* serversRepository);
 
     QFuture<QPair<ErrorCode, QJsonArray>> fetchNews();
 
 private:
+    QJsonObject getServicesList() const;
+
     SecureAppSettingsRepository* m_appSettingsRepository;
-    ServersController* m_serversController;
+    SecureServersRepository* m_serversRepository;
 };
 
 #endif // NEWSCONTROLLER_H
-

client/core/controllers/api/servicesCatalogController.cpp

@@ -11,7 +11,7 @@
 #include <limits>
 
 #include "core/controllers/gatewayController.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 #include "version.h"
@@ -242,7 +242,7 @@ ErrorCode ServicesCatalogController::fillAvailableServices(QJsonObject &services
 ErrorCode ServicesCatalogController::executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody)
 {
     GatewayController gatewayController(m_appSettingsRepository->getGatewayEndpoint(), m_appSettingsRepository->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                        m_appSettingsRepository->isStrictKillSwitchEnabled());
+                                        m_appSettingsRepository->isStrictKillSwitchEnabled(), m_appSettingsRepository);
     return gatewayController.post(endpoint, apiPayload, responseBody);
 }
 

client/core/controllers/api/subscriptionController.cpp

@@ -5,6 +5,7 @@
 #include <QEventLoop>
 #include <QFutureWatcher>
 #include <QJsonDocument>
+#include <QJsonObject>
 #include <QPromise>
 #include <QSet>
 #include <QSysInfo>
@@ -16,7 +17,7 @@
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
 #include "core/utils/protocolEnum.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 #include "core/utils/api/apiUtils.h"
@@ -26,7 +27,6 @@
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
 #include "version.h"
-#include "core/models/serverConfig.h"
 #include "core/models/containerConfig.h"
 #include "core/models/api/apiConfig.h"
 
@@ -56,6 +56,38 @@ QString getSubscriptionStatusForRenewal(const ApiConfig &apiConfig)
 
     return QStringLiteral("active");
 }
+
+QString normalizeCaptchaSolution(const QString &captchaSolution)
+{
+    QString normalizedSolution;
+    normalizedSolution.reserve(captchaSolution.size());
+    for (const QChar &ch : captchaSolution) {
+        const ushort u = ch.unicode();
+        if (u >= '0' && u <= '9') {
+            normalizedSolution += ch;
+        } else if (u >= 0xFF10 && u <= 0xFF19) {
+            normalizedSolution += QChar(static_cast<char16_t>(u - 0xFF10 + '0'));
+        }
+    }
+    return normalizedSolution.isEmpty() ? captchaSolution.trimmed() : normalizedSolution;
+}
+
+bool fillCaptchaInfoFromResponse(const QByteArray &responseBody, SubscriptionController::CaptchaInfo &captchaInfo)
+{
+    const QJsonDocument jsonDoc = QJsonDocument::fromJson(responseBody);
+    if (!jsonDoc.isObject()) {
+        return false;
+    }
+    const QJsonObject jsonObj = jsonDoc.object();
+    if (!jsonObj.contains(QStringLiteral("captcha_id")) || !jsonObj.contains(QStringLiteral("captcha_image"))) {
+        return false;
+    }
+    captchaInfo.captchaId = jsonObj.value(QStringLiteral("captcha_id")).toString();
+    captchaInfo.captchaImageBase64 = jsonObj.value(QStringLiteral("captcha_image")).toString();
+    captchaInfo.hint = jsonObj.value(QStringLiteral("hint")).toString();
+    captchaInfo.isRequired = true;
+    return true;
+}
 }
 
 
@@ -196,11 +228,8 @@ void SubscriptionController::updateApiConfigInJson(QJsonObject &serverConfigJson
     apiConfig[apiDefs::key::serviceProtocol] = serviceProtocol;
     apiConfig[apiDefs::key::userCountryCode] = userCountryCode;
     
-    if (serverConfigJson.value(configKey::configVersion).toInt() == apiDefs::ConfigSource::AmneziaGateway) {
+    if (serverConfigJson.value(configKey::configVersion).toInt() == serverConfigUtils::ConfigSource::AmneziaGateway) {
         QJsonObject responseObj = QJsonDocument::fromJson(apiResponseBody).object();
-        if (responseObj.contains(apiDefs::key::supportedProtocols)) {
-            apiConfig.insert(apiDefs::key::supportedProtocols, responseObj.value(apiDefs::key::supportedProtocols).toArray());
-        }
         if (responseObj.contains(apiDefs::key::serviceInfo)) {
             apiConfig.insert(apiDefs::key::serviceInfo, responseObj.value(apiDefs::key::serviceInfo).toObject());
         }
@@ -212,13 +241,13 @@ void SubscriptionController::updateApiConfigInJson(QJsonObject &serverConfigJson
 ErrorCode SubscriptionController::executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody, bool isTestPurchase)
 {
     GatewayController gatewayController(m_appSettingsRepository->getGatewayEndpoint(isTestPurchase), m_appSettingsRepository->isDevGatewayEnv(isTestPurchase), apiDefs::requestTimeoutMsecs,
-                                        m_appSettingsRepository->isStrictKillSwitchEnabled());
+                                        m_appSettingsRepository->isStrictKillSwitchEnabled(), m_appSettingsRepository);
     return gatewayController.post(endpoint, apiPayload, responseBody);
 }
 
 ErrorCode SubscriptionController::importServiceFromGateway(const QString &userCountryCode, const QString &serviceType,
                                                             const QString &serviceProtocol, const ProtocolData &protocolData,
-                                                            ServerConfig &serverConfig)
+                                                            CaptchaInfo &captchaInfo)
 {
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
@@ -235,6 +264,12 @@ ErrorCode SubscriptionController::importServiceFromGateway(const QString &userCo
 
     QByteArray responseBody;
     ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody);
+
+    if (errorCode == ErrorCode::ApiCaptchaRequiredError) {
+        fillCaptchaInfoFromResponse(responseBody, captchaInfo);
+        return errorCode;
+    }
+
     if (errorCode != ErrorCode::NoError) {
         return errorCode;
     }
@@ -244,23 +279,21 @@ ErrorCode SubscriptionController::importServiceFromGateway(const QString &userCo
     if (errorCode != ErrorCode::NoError) {
         return errorCode;
     }
-    
+
     updateApiConfigInJson(serverConfigJson, serviceType, serviceProtocol, userCountryCode, responseBody);
-    
-    ServerConfig serverConfigModel = ServerConfig::fromJson(serverConfigJson);
-    
-    if (!serverConfigModel.isApiV2()) {
+
+    if (serverConfigJson.value(configKey::configVersion).toInt() != serverConfigUtils::ConfigSource::AmneziaGateway) {
         return ErrorCode::InternalError;
     }
 
-    m_serversRepository->addServer(serverConfigModel);
-    serverConfig = serverConfigModel;
+    ApiV2ServerConfig apiV2ServerConfig = ApiV2ServerConfig::fromJson(serverConfigJson);
+    m_serversRepository->addServer(QString(), apiV2ServerConfig.toJson(),
+                                   serverConfigUtils::configTypeFromJson(apiV2ServerConfig.toJson()));
     return ErrorCode::NoError;
 }
 
 ErrorCode SubscriptionController::importTrialFromGateway(const QString &userCountryCode, const QString &serviceType,
-                                                         const QString &serviceProtocol, const QString &email,
-                                                         ServerConfig &serverConfig)
+                                                         const QString &serviceProtocol, const QString &email)
 {
     const QString trimmedEmail = email.trimmed();
     if (trimmedEmail.isEmpty()) {
@@ -306,16 +339,19 @@ ErrorCode SubscriptionController::importTrialFromGateway(const QString &userCoun
     }
 
     QJsonObject configObject = QJsonDocument::fromJson(configBytes).object();
-    ServerConfig serverConfigModel = ServerConfig::fromJson(configObject);
-    m_serversRepository->addServer(serverConfigModel);
-    serverConfig = serverConfigModel;
+    if (configObject.value(configKey::configVersion).toInt() != serverConfigUtils::ConfigSource::AmneziaGateway) {
+        return ErrorCode::InternalError;
+    }
+
+    ApiV2ServerConfig apiV2ServerConfig = ApiV2ServerConfig::fromJson(configObject);
+    m_serversRepository->addServer(QString(), apiV2ServerConfig.toJson(),
+                                   serverConfigUtils::configTypeFromJson(apiV2ServerConfig.toJson()));
     return ErrorCode::NoError;
 }
 
 ErrorCode SubscriptionController::importServiceFromAppStore(const QString &userCountryCode, const QString &serviceType,
                                                             const QString &serviceProtocol, const ProtocolData &protocolData,
                                                             const QString &transactionId, bool isTestPurchase,
-                                                            ServerConfig &serverConfig,
                                                             int *duplicateServerIndex)
 {
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
@@ -351,15 +387,8 @@ ErrorCode SubscriptionController::importServiceFromAppStore(const QString &userC
 
     // Check if server with this VPN key already exists
     for (int i = 0; i < m_serversRepository->serversCount(); ++i) {
-        ServerConfig existingServerConfig = m_serversRepository->server(i);
-        QString existingVpnKey;
-        if (existingServerConfig.isApiV1()) {
-            const ApiV1ServerConfig* apiV1 = existingServerConfig.as<ApiV1ServerConfig>();
-            existingVpnKey = apiV1 ? apiV1->vpnKey() : QString();
-        } else if (existingServerConfig.isApiV2()) {
-            const ApiV2ServerConfig* apiV2 = existingServerConfig.as<ApiV2ServerConfig>();
-            existingVpnKey = apiV2 ? apiV2->vpnKey() : QString();
-        }
+        const auto apiV2 = m_serversRepository->apiV2Config(m_serversRepository->serverIdAt(i));
+        QString existingVpnKey = apiV2.has_value() ? apiV2->vpnKey() : QString();
         existingVpnKey.replace(QStringLiteral("vpn://"), QString());
         if (!existingVpnKey.isEmpty() && existingVpnKey == normalizedKey) {
             if (duplicateServerIndex) {
@@ -385,44 +414,52 @@ ErrorCode SubscriptionController::importServiceFromAppStore(const QString &userC
 
     quint16 crc = qChecksum(QJsonDocument(configObject).toJson());
     
-    ServerConfig serverConfigModel = ServerConfig::fromJson(configObject);
-    
-    if (!serverConfigModel.isApiV2()) {
+    if (configObject.value(configKey::configVersion).toInt() != serverConfigUtils::ConfigSource::AmneziaGateway) {
         return ErrorCode::InternalError;
     }
 
-    ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
-        return ErrorCode::InternalError;
-    }
+    ApiV2ServerConfig apiV2ServerConfig = ApiV2ServerConfig::fromJson(configObject);
+    ApiV2ServerConfig* apiV2 = &apiV2ServerConfig;
     apiV2->apiConfig.vpnKey = normalizedKey;
     apiV2->apiConfig.isTestPurchase = isTestPurchase;
     apiV2->apiConfig.isInAppPurchase = true;
     apiV2->apiConfig.subscriptionExpiredByServer = false;
     apiV2->crc = crc;
 
-    m_serversRepository->addServer(serverConfigModel);
-    serverConfig = serverConfigModel;
+    m_serversRepository->addServer(QString(), apiV2ServerConfig.toJson(),
+                                   serverConfigUtils::configTypeFromJson(apiV2ServerConfig.toJson()));
 
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::updateServiceFromGateway(int serverIndex, const QString &newCountryCode, bool isConnectEvent)
+ErrorCode SubscriptionController::updateServiceFromGateway(const QString &serverId, const QString &newCountryCode, bool isConnectEvent,
+                                                           CaptchaInfo *captchaInfoOut, ProtocolData *usedProtocolDataOut)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::InternalError;
-    }
-
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::InternalError;
     }
     const bool isTestPurchase = apiV2->apiConfig.isTestPurchase;
     QString serviceProtocol = apiV2->serviceProtocol();
+
+    if (!newCountryCode.isEmpty()) {
+        const auto availableCountries = apiV2->apiConfig.availableCountries;
+        for (const auto &country : availableCountries) {
+            const auto countryObject = country.toObject();
+            if (countryObject.value(apiDefs::key::serverCountryCode).toString() != newCountryCode) {
+                continue;
+            }
+
+            const auto availableProtocols = countryObject.value(apiDefs::key::availableProtocols).toArray();
+            if (!availableProtocols.isEmpty() && !availableProtocols.contains(serviceProtocol)) {
+                serviceProtocol = availableProtocols.first().toString();
+            }
+            break;
+        }
+    }
+
     ProtocolData protocolData = generateProtocolData(serviceProtocol);
-    
+
     QJsonObject authDataJson = apiV2->authData.toJson();
     GatewayRequestData gatewayRequestData { QSysInfo::productType(),
                                             QString(APP_VERSION),
@@ -444,63 +481,122 @@ ErrorCode SubscriptionController::updateServiceFromGateway(int serverIndex, cons
     QByteArray responseBody;
     ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody, isTestPurchase);
     if (errorCode != ErrorCode::NoError) {
-        if (errorCode == ErrorCode::ApiSubscriptionExpiredError && !apiV2->apiConfig.isInAppPurchase) {
-            ServerConfig expiredServerConfig = serverConfigModel;
-            ApiV2ServerConfig *expiredApiV2 = expiredServerConfig.as<ApiV2ServerConfig>();
-            if (expiredApiV2) {
-                expiredApiV2->apiConfig.subscriptionExpiredByServer = true;
-                m_serversRepository->editServer(serverIndex, expiredServerConfig);
+        if (errorCode == ErrorCode::ApiCaptchaRequiredError && captchaInfoOut) {
+            if (fillCaptchaInfoFromResponse(responseBody, *captchaInfoOut) && usedProtocolDataOut) {
+                *usedProtocolDataOut = protocolData;
             }
         }
+        if (errorCode == ErrorCode::ApiSubscriptionExpiredError && !apiV2->apiConfig.isInAppPurchase) {
+            ApiV2ServerConfig expiredApiV2 = *apiV2;
+            expiredApiV2.apiConfig.subscriptionExpiredByServer = true;
+            m_serversRepository->editServer(serverId, expiredApiV2.toJson(),
+                                           serverConfigUtils::configTypeFromJson(expiredApiV2.toJson()));
+        }
         return errorCode;
     }
 
-    QJsonObject serverConfigJson;
-    errorCode = extractServerConfigJsonFromResponse(responseBody, serviceProtocol, protocolData, serverConfigJson);
-    if (errorCode != ErrorCode::NoError) {
-        return errorCode;
-    }
-    
-    updateApiConfigInJson(serverConfigJson, apiV2->apiConfig.serviceType, serviceProtocol, apiV2->apiConfig.userCountryCode, responseBody);
-    
-    ServerConfig newServerConfigModel = ServerConfig::fromJson(serverConfigJson);
-    
-    if (!newServerConfigModel.isApiV2()) {
+    return applyUpdatedServiceConfig(serverId, serviceProtocol, protocolData, responseBody);
+}
+
+ErrorCode SubscriptionController::applyUpdatedServiceConfig(const QString &serverId, const QString &serviceProtocol,
+                                                           const ProtocolData &protocolData, const QByteArray &responseBody)
+{
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::InternalError;
     }
 
-    ApiV2ServerConfig* newApiV2 = newServerConfigModel.as<ApiV2ServerConfig>();
-    if (!newApiV2) {
+    QJsonObject serverConfigJson;
+    ErrorCode errorCode = extractServerConfigJsonFromResponse(responseBody, serviceProtocol, protocolData, serverConfigJson);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+
+    updateApiConfigInJson(serverConfigJson, apiV2->apiConfig.serviceType, serviceProtocol, apiV2->apiConfig.userCountryCode, responseBody);
+
+    if (serverConfigJson.value(configKey::configVersion).toInt() != serverConfigUtils::ConfigSource::AmneziaGateway) {
         return ErrorCode::InternalError;
     }
-    
+
+    ApiV2ServerConfig newApiV2Config = ApiV2ServerConfig::fromJson(serverConfigJson);
+    ApiV2ServerConfig* newApiV2 = &newApiV2Config;
+
     newApiV2->apiConfig.vpnKey = apiV2->apiConfig.vpnKey;
     newApiV2->apiConfig.isTestPurchase = apiV2->apiConfig.isTestPurchase;
     newApiV2->apiConfig.isInAppPurchase = apiV2->apiConfig.isInAppPurchase;
     newApiV2->apiConfig.subscriptionExpiredByServer = false;
-    
+
     newApiV2->authData = apiV2->authData;
     newApiV2->crc = apiV2->crc;
-    
+
     if (apiV2->nameOverriddenByUser) {
         newApiV2->name = apiV2->name;
+        newApiV2->displayName = apiV2->displayName;
         newApiV2->nameOverriddenByUser = true;
     }
 
-    m_serversRepository->editServer(serverIndex, newServerConfigModel);
+    m_serversRepository->editServer(serverId, newApiV2Config.toJson(),
+                                   serverConfigUtils::configTypeFromJson(newApiV2Config.toJson()));
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::deactivateDevice(int serverIndex)
+ErrorCode SubscriptionController::resolveUpdateServiceCaptcha(const QString &serverId, const QString &newCountryCode,
+                                                              bool isConnectEvent, const ProtocolData &protocolData,
+                                                              const QString &captchaId, const QString &captchaSolution,
+                                                              CaptchaInfo *retryCaptchaOut)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::NoError;
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    const bool isTestPurchase = apiV2->apiConfig.isTestPurchase;
+    QString serviceProtocol = apiV2->serviceProtocol();
+
+    QJsonObject authDataJson = apiV2->authData.toJson();
+    GatewayRequestData gatewayRequestData { QSysInfo::productType(),
+                                            QString(APP_VERSION),
+                                            m_appSettingsRepository->getAppLanguage().name().split("_").first(),
+                                            m_appSettingsRepository->getInstallationUuid(true),
+                                            apiV2->apiConfig.userCountryCode,
+                                            newCountryCode,
+                                            apiV2->serviceType(),
+                                            serviceProtocol,
+                                            authDataJson };
+
+    QJsonObject apiPayload = gatewayRequestData.toJsonObject();
+    appendProtocolDataToApiPayload(serviceProtocol, protocolData, apiPayload);
+
+    if (isConnectEvent) {
+        apiPayload[apiDefs::key::isConnectEvent] = true;
     }
 
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    apiPayload["captcha_id"] = captchaId;
+    apiPayload["captcha_solution"] = normalizeCaptchaSolution(captchaSolution);
+
+    QByteArray responseBody;
+    ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody, isTestPurchase);
+    if (errorCode != ErrorCode::NoError) {
+        if (retryCaptchaOut
+            && (errorCode == ErrorCode::ApiCaptchaInvalidError || errorCode == ErrorCode::ApiCaptchaRefreshError
+                || errorCode == ErrorCode::ApiCaptchaRequiredError)) {
+            fillCaptchaInfoFromResponse(responseBody, *retryCaptchaOut);
+        }
+        if (errorCode == ErrorCode::ApiSubscriptionExpiredError && !apiV2->apiConfig.isInAppPurchase) {
+            ApiV2ServerConfig expiredApiV2 = *apiV2;
+            expiredApiV2.apiConfig.subscriptionExpiredByServer = true;
+            m_serversRepository->editServer(serverId, expiredApiV2.toJson(),
+                                           serverConfigUtils::configTypeFromJson(expiredApiV2.toJson()));
+        }
+        return errorCode;
+    }
+
+    return applyUpdatedServiceConfig(serverId, serviceProtocol, protocolData, responseBody);
+}
+
+ErrorCode SubscriptionController::deactivateDevice(const QString &serverId)
+{
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::NoError;
     }
     
@@ -528,23 +624,16 @@ ErrorCode SubscriptionController::deactivateDevice(int serverIndex)
         return errorCode;
     }
 
-    serverConfigModel.visit([](auto& arg) {
-        arg.containers.clear();
-    });
-    m_serversRepository->editServer(serverIndex, serverConfigModel);
+    apiV2->containers.clear();
+    m_serversRepository->editServer(serverId, apiV2->toJson(),
+                                    serverConfigUtils::configTypeFromJson(apiV2->toJson()));
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::deactivateExternalDevice(int serverIndex, const QString &uuid, const QString &serverCountryCode)
+ErrorCode SubscriptionController::deactivateExternalDevice(const QString &serverId, const QString &uuid, const QString &serverCountryCode)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::NoError;
-    }
-
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::NoError;
     }
     
@@ -573,25 +662,18 @@ ErrorCode SubscriptionController::deactivateExternalDevice(int serverIndex, cons
     }
 
     if (uuid == m_appSettingsRepository->getInstallationUuid(true)) {
-        serverConfigModel.visit([](auto& arg) {
-            arg.containers.clear();
-        });
-        m_serversRepository->editServer(serverIndex, serverConfigModel);
+        apiV2->containers.clear();
+        m_serversRepository->editServer(serverId, apiV2->toJson(),
+                                        serverConfigUtils::configTypeFromJson(apiV2->toJson()));
     }
 
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::exportNativeConfig(int serverIndex, const QString &serverCountryCode, QString &nativeConfig)
+ErrorCode SubscriptionController::exportNativeConfig(const QString &serverId, const QString &serverCountryCode, QString &nativeConfig)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::InternalError;
-    }
-
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::InternalError;
     }
     const bool isTestPurchase = apiV2->apiConfig.isTestPurchase;
@@ -624,16 +706,10 @@ ErrorCode SubscriptionController::exportNativeConfig(int serverIndex, const QStr
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::revokeNativeConfig(int serverIndex, const QString &serverCountryCode)
+ErrorCode SubscriptionController::revokeNativeConfig(const QString &serverId, const QString &serverCountryCode)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::InternalError;
-    }
-
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::InternalError;
     }
     const bool isTestPurchase = apiV2->apiConfig.isTestPurchase;
@@ -661,126 +737,55 @@ ErrorCode SubscriptionController::revokeNativeConfig(int serverIndex, const QStr
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::updateServiceFromTelegram(int serverIndex)
+ErrorCode SubscriptionController::prepareVpnKeyExport(const QString &serverId, QString &vpnKey)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV1()) {
-        return ErrorCode::InternalError;
-    }
-
-    const ApiV1ServerConfig* apiV1 = serverConfigModel.as<ApiV1ServerConfig>();
-    if (!apiV1) {
-        return ErrorCode::InternalError;
-    }
-    QString serviceProtocol = apiV1->protocol;
-    ProtocolData protocolData = generateProtocolData(serviceProtocol);
-    QString installationUuid = m_appSettingsRepository->getInstallationUuid(true);
-
-    GatewayController gatewayController(m_appSettingsRepository->getGatewayEndpoint(), m_appSettingsRepository->isDevGatewayEnv(), apiDefs::requestTimeoutMsecs,
-                                        m_appSettingsRepository->isStrictKillSwitchEnabled());
-
-    QJsonObject apiPayload;
-    appendProtocolDataToApiPayload(serviceProtocol, protocolData, apiPayload);
-    apiPayload[apiDefs::key::uuid] = installationUuid;
-    apiPayload[apiDefs::key::osVersion] = QSysInfo::productType();
-    apiPayload[apiDefs::key::appVersion] = QString(APP_VERSION);
-    apiPayload[configKey::accessToken] = apiV1->apiKey;
-    apiPayload[apiDefs::key::apiEndpoint] = apiV1->apiEndpoint;
-
-    QByteArray responseBody;
-    ErrorCode errorCode = gatewayController.post(QString("%1v1/proxy_config"), apiPayload, responseBody);
-    if (errorCode != ErrorCode::NoError) {
-        return errorCode;
-    }
-
-    QJsonObject serverConfigJson;
-    errorCode = extractServerConfigJsonFromResponse(responseBody, serviceProtocol, protocolData, serverConfigJson);
-    if (errorCode != ErrorCode::NoError) {
-        return errorCode;
-    }
-    
-    ServerConfig newServerConfigModel = ServerConfig::fromJson(serverConfigJson);
-    
-    if (!newServerConfigModel.isApiV1()) {
-        return ErrorCode::InternalError;
-    }
-
-    ApiV1ServerConfig* newApiV1 = newServerConfigModel.as<ApiV1ServerConfig>();
-    if (!newApiV1) {
-        return ErrorCode::InternalError;
-    }
-    newApiV1->apiKey = apiV1->apiKey;
-    newApiV1->apiEndpoint = apiV1->apiEndpoint;
-    newApiV1->crc = apiV1->crc;
-
-    m_serversRepository->editServer(serverIndex, newServerConfigModel);
-    return ErrorCode::NoError;
-}
-
-ErrorCode SubscriptionController::prepareVpnKeyExport(int serverIndex, QString &vpnKey)
-{
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (serverConfigModel.isApiV1()) {
-        const ApiV1ServerConfig* apiV1 = serverConfigModel.as<ApiV1ServerConfig>();
-        vpnKey = apiV1 ? apiV1->vpnKey() : QString();
-    } else if (serverConfigModel.isApiV2()) {
-        ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-        vpnKey = apiV2 ? apiV2->vpnKey() : QString();
-        if (vpnKey.isEmpty()) {
-            QJsonObject serverJson = serverConfigModel.toJson();
-            vpnKey = apiUtils::getPremiumV2VpnKey(serverJson);
-            if (vpnKey.isEmpty()) {
-                return ErrorCode::ApiConfigEmptyError;
-            }
-            apiV2->apiConfig.vpnKey = vpnKey;
-            m_serversRepository->editServer(serverIndex, serverConfigModel);
-        }
-    } else {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::ApiConfigEmptyError;
     }
+    vpnKey = apiV2->vpnKey();
+    if (vpnKey.isEmpty()) {
+        vpnKey = apiUtils::getPremiumV2VpnKey(apiV2->toJson());
+        if (vpnKey.isEmpty()) {
+            return ErrorCode::ApiConfigEmptyError;
+        }
+        apiV2->apiConfig.vpnKey = vpnKey;
+        m_serversRepository->editServer(serverId, apiV2->toJson(),
+                                         serverConfigUtils::configTypeFromJson(apiV2->toJson()));
+    }
 
     return ErrorCode::NoError;
 }
 
-ErrorCode SubscriptionController::validateAndUpdateConfig(int serverIndex, bool hasInstalledContainers)
+ErrorCode SubscriptionController::validateAndUpdateConfig(const QString &serverId, bool hasInstalledContainers,
+                                                         CaptchaInfo *captchaInfoOut, ProtocolData *usedProtocolDataOut)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-
-    apiDefs::ConfigSource configSource;
-    if (serverConfigModel.isApiV1()) {
-        configSource = apiDefs::ConfigSource::Telegram;
-    } else if (serverConfigModel.isApiV2()) {
-        configSource = apiDefs::ConfigSource::AmneziaGateway;
-    } else {
+    if (!m_serversRepository->apiV2Config(serverId).has_value()) {
         return ErrorCode::NoError;
     }
 
-    if (configSource == apiDefs::ConfigSource::Telegram && !hasInstalledContainers) {
-        removeApiConfig(serverIndex);
-        return updateServiceFromTelegram(serverIndex);
-    } else if (configSource == apiDefs::ConfigSource::AmneziaGateway && !hasInstalledContainers) {
-        return updateServiceFromGateway(serverIndex, "", true);
-    } else if (configSource && isApiKeyExpired(serverIndex)) {
-        qDebug() << "attempt to update api config by expires_at event";
-        if (configSource == apiDefs::ConfigSource::AmneziaGateway) {
-            return updateServiceFromGateway(serverIndex, "", true);
-        } else {
-            removeApiConfig(serverIndex);
-            return updateServiceFromTelegram(serverIndex);
-        }
+    if (!hasInstalledContainers) {
+        return updateServiceFromGateway(serverId, "", true, captchaInfoOut, usedProtocolDataOut);
     }
+
+    if (isApiKeyExpired(serverId)) {
+        qDebug() << "attempt to update api config by expires_at event";
+        return updateServiceFromGateway(serverId, "", true, captchaInfoOut, usedProtocolDataOut);
+    }
+
     return ErrorCode::NoError;
 }
 
-void SubscriptionController::removeApiConfig(int serverIndex)
+void SubscriptionController::removeApiConfig(const QString &serverId)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
+        return;
+    }
 
 #if defined(Q_OS_IOS) || defined(MACOS_NE)
-    QString description = serverConfigModel.description();
-    QString hostName = serverConfigModel.hostName();
+    QString description = apiV2->description;
+    QString hostName = apiV2->hostName;
     QString vpncName = QString("%1 (%2) %3")
                                .arg(description)
                                .arg(hostName)
@@ -789,34 +794,42 @@ void SubscriptionController::removeApiConfig(int serverIndex)
     AmneziaVPN::removeVPNC(vpncName.toStdString());
 #endif
 
-    serverConfigModel.visit([](auto& arg) {
-        arg.dns1.clear();
-        arg.dns2.clear();
-        arg.containers.clear();
-        arg.hostName.clear();
-        arg.defaultContainer = DockerContainer::None;
-    });
+    apiV2->dns1.clear();
+    apiV2->dns2.clear();
+    apiV2->containers.clear();
+    apiV2->hostName.clear();
+    apiV2->defaultContainer = DockerContainer::None;
+    apiV2->apiConfig.publicKey = ApiConfig::PublicKeyInfo{};
 
-    if (serverConfigModel.isApiV2()) {
-        ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-        if (apiV2) {
-            apiV2->apiConfig.publicKey = ApiConfig::PublicKeyInfo{};
-        }
-    }
-
-    m_serversRepository->editServer(serverIndex, serverConfigModel);
+    m_serversRepository->editServer(serverId, apiV2->toJson(),
+                                    serverConfigUtils::configTypeFromJson(apiV2->toJson()));
 }
 
-bool SubscriptionController::isApiKeyExpired(int serverIndex) const
+bool SubscriptionController::removeServer(const QString &serverId)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
+    if (serverId.isEmpty()) {
         return false;
     }
 
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    if (!m_serversRepository->apiV2Config(serverId).has_value()) {
+        qWarning().noquote() << "SubscriptionController::removeServer: not an Api V2 server, id" << serverId;
+        return false;
+    }
+
+    const ErrorCode revokeError = deactivateDevice(serverId);
+    if (revokeError != ErrorCode::NoError && revokeError != ErrorCode::ApiNotFoundError) {
+        qWarning().noquote() << "SubscriptionController::removeServer: deactivateDevice failed (error"
+                             << static_cast<int>(revokeError) << "); removing locally anyway.";
+    }
+
+    m_serversRepository->removeServer(serverId);
+    return true;
+}
+
+bool SubscriptionController::isApiKeyExpired(const QString &serverId) const
+{
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return false;
     }
     const QString expiresAt = apiV2->apiConfig.publicKey.expiresAt;
@@ -833,31 +846,54 @@ bool SubscriptionController::isApiKeyExpired(int serverIndex) const
     return false;
 }
 
-void SubscriptionController::setCurrentProtocol(int serverIndex, const QString &protocolName)
+void SubscriptionController::setCurrentProtocol(const QString &serverId, const QString &protocolName)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    if (serverConfigModel.isApiV2()) {
-        ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-        if (apiV2) {
-            apiV2->apiConfig.serviceProtocol = protocolName;
-        }
-        m_serversRepository->editServer(serverIndex, serverConfigModel);
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (apiV2.has_value()) {
+        apiV2->apiConfig.serviceProtocol = protocolName;
+        m_serversRepository->editServer(serverId, apiV2->toJson(),
+                                        serverConfigUtils::configTypeFromJson(apiV2->toJson()));
     }
 }
 
-bool SubscriptionController::isVlessProtocol(int serverIndex) const
+bool SubscriptionController::isVlessProtocol(const QString &serverId) const
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    if (serverConfigModel.isApiV2()) {
-        const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-        return apiV2 && apiV2->serviceProtocol() == "vless";
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    return apiV2.has_value() && apiV2->serviceProtocol() == "vless";
+}
+
+QString SubscriptionController::currentProtocol(const QString &serverId) const
+{
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    return apiV2.has_value() ? apiV2->serviceProtocol() : QString();
+}
+
+QStringList SubscriptionController::availableProtocols(const QString &serverId) const
+{
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
+        return {};
     }
-    return false;
+
+    const auto currentCountryCode = apiV2->apiConfig.serverCountryCode;
+    const auto availableCountries = apiV2->apiConfig.availableCountries;
+
+    QStringList protocols;
+    for (const auto &country : availableCountries) {
+        const auto countryObject = country.toObject();
+        if (countryObject.value(apiDefs::key::serverCountryCode).toString() != currentCountryCode) {
+            continue;
+        }
+        for (const auto &protocol : countryObject.value(apiDefs::key::availableProtocols).toArray()) {
+            protocols.push_back(protocol.toString());
+        }
+        break;
+    }
+    return protocols;
 }
 
 ErrorCode SubscriptionController::processAppStorePurchase(const QString &userCountryCode, const QString &serviceType,
                                                           const QString &serviceProtocol, const QString &productId,
-                                                          ServerConfig &serverConfig,
                                                           int *duplicateServerIndex)
 {
 #if defined(Q_OS_IOS) || defined(MACOS_NE)
@@ -891,13 +927,12 @@ ErrorCode SubscriptionController::processAppStorePurchase(const QString &userCou
 
     ProtocolData protocolData = generateProtocolData(serviceProtocol);
     return importServiceFromAppStore(userCountryCode, serviceType, serviceProtocol, protocolData,
-                                     originalTransactionId, isTestPurchase, serverConfig, duplicateServerIndex);
+                                     originalTransactionId, isTestPurchase, duplicateServerIndex);
 #else
     Q_UNUSED(userCountryCode);
     Q_UNUSED(serviceType);
     Q_UNUSED(serviceProtocol);
     Q_UNUSED(productId);
-    Q_UNUSED(serverConfig);
     return ErrorCode::ApiPurchaseError;
 #endif
 }
@@ -956,10 +991,9 @@ SubscriptionController::AppStoreRestoreResult SubscriptionController::processApp
                           << "originalTransactionId =" << originalTransactionId << "productId =" << transactionProductId;
 
         ProtocolData protocolData = generateProtocolData(serviceProtocol);
-        ServerConfig serverConfig;
         int currentDuplicateServerIndex = -1;
         ErrorCode errorCode = importServiceFromAppStore(userCountryCode, serviceType, serviceProtocol, protocolData,
-                                                        originalTransactionId, isTestPurchase, serverConfig,
+                                                        originalTransactionId, isTestPurchase,
                                                         &currentDuplicateServerIndex);
 
         if (errorCode == ErrorCode::ApiConfigAlreadyAdded) {
@@ -991,16 +1025,10 @@ SubscriptionController::AppStoreRestoreResult SubscriptionController::processApp
 #endif
 }
 
-ErrorCode SubscriptionController::getAccountInfo(int serverIndex, QJsonObject &accountInfo)
+ErrorCode SubscriptionController::getAccountInfo(const QString &serverId, QJsonObject &accountInfo)
 {
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    
-    if (!serverConfigModel.isApiV2()) {
-        return ErrorCode::InternalError;
-    }
-
-    const ApiV2ServerConfig* apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         return ErrorCode::InternalError;
     }
     bool isTestPurchase = apiV2->apiConfig.isTestPurchase;
@@ -1030,20 +1058,13 @@ ErrorCode SubscriptionController::getAccountInfo(int serverIndex, QJsonObject &a
     return ErrorCode::NoError;
 }
 
-QFuture<QPair<ErrorCode, QString>> SubscriptionController::getRenewalLink(int serverIndex)
+QFuture<QPair<ErrorCode, QString>> SubscriptionController::getRenewalLink(const QString &serverId)
 {
     auto promise = QSharedPointer<QPromise<QPair<ErrorCode, QString>>>::create();
     promise->start();
 
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    if (!serverConfigModel.isApiV2()) {
-        promise->addResult(qMakePair(ErrorCode::InternalError, QString()));
-        promise->finish();
-        return promise->future();
-    }
-
-    const ApiV2ServerConfig *apiV2 = serverConfigModel.as<ApiV2ServerConfig>();
-    if (!apiV2) {
+    auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (!apiV2.has_value()) {
         promise->addResult(qMakePair(ErrorCode::InternalError, QString()));
         promise->finish();
         return promise->future();
@@ -1068,7 +1089,8 @@ QFuture<QPair<ErrorCode, QString>> SubscriptionController::getRenewalLink(int se
     auto gatewayController = QSharedPointer<GatewayController>::create(m_appSettingsRepository->getGatewayEndpoint(isTestPurchase),
                                                                        m_appSettingsRepository->isDevGatewayEnv(isTestPurchase),
                                                                        apiDefs::requestTimeoutMsecs,
-                                                                       m_appSettingsRepository->isStrictKillSwitchEnabled());
+                                                                       m_appSettingsRepository->isStrictKillSwitchEnabled(),
+                                                                       m_appSettingsRepository);
     auto postFuture = gatewayController->postAsync(QString("%1v1/renewal_link"), apiPayload);
     auto *watcher = new QFutureWatcher<QPair<ErrorCode, QByteArray>>();
     QObject::connect(watcher, &QFutureWatcher<QPair<ErrorCode, QByteArray>>::finished,
@@ -1090,3 +1112,55 @@ QFuture<QPair<ErrorCode, QString>> SubscriptionController::getRenewalLink(int se
     return promise->future();
 }
 
+ErrorCode SubscriptionController::resolveImportServiceCaptcha(const QString &userCountryCode,
+                                                              const QString &serviceType,
+                                                              const QString &serviceProtocol,
+                                                              const ProtocolData &protocolData,
+                                                              const QString &captchaId,
+                                                              const QString &captchaSolution,
+                                                              CaptchaInfo *retryCaptchaOut)
+{
+    GatewayRequestData gatewayRequestData{QSysInfo::productType(),
+                                          QString(APP_VERSION),
+                                          m_appSettingsRepository->getAppLanguage().name().split("_").first(),
+                                          m_appSettingsRepository->getInstallationUuid(true),
+                                          userCountryCode,
+                                          "",
+                                          serviceType,
+                                          serviceProtocol,
+                                          QJsonObject()};
+
+    QJsonObject apiPayload = gatewayRequestData.toJsonObject();
+    appendProtocolDataToApiPayload(serviceProtocol, protocolData, apiPayload);
+
+    apiPayload["captcha_id"] = captchaId;
+    apiPayload["captcha_solution"] = normalizeCaptchaSolution(captchaSolution);
+
+    QByteArray responseBody;
+    ErrorCode errorCode = executeRequest(QString("%1v1/config"), apiPayload, responseBody);
+    if (errorCode != ErrorCode::NoError) {
+        if (retryCaptchaOut
+            && (errorCode == ErrorCode::ApiCaptchaInvalidError || errorCode == ErrorCode::ApiCaptchaRefreshError
+                || errorCode == ErrorCode::ApiCaptchaRequiredError)) {
+            fillCaptchaInfoFromResponse(responseBody, *retryCaptchaOut);
+        }
+        return errorCode;
+    }
+
+    QJsonObject serverConfigJson;
+    errorCode = extractServerConfigJsonFromResponse(responseBody, serviceProtocol, protocolData, serverConfigJson);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+
+    updateApiConfigInJson(serverConfigJson, serviceType, serviceProtocol, userCountryCode, responseBody);
+
+    if (serverConfigJson.value(configKey::configVersion).toInt() != serverConfigUtils::ConfigSource::AmneziaGateway) {
+        return ErrorCode::InternalError;
+    }
+
+    ApiV2ServerConfig apiV2ServerConfig = ApiV2ServerConfig::fromJson(serverConfigJson);
+    m_serversRepository->addServer(QString(), apiV2ServerConfig.toJson(),
+                                   serverConfigUtils::configTypeFromJson(apiV2ServerConfig.toJson()));
+    return ErrorCode::NoError;
+}

client/core/controllers/api/subscriptionController.h

@@ -12,7 +12,6 @@
 #include "core/utils/commonStructs.h"
 #include "core/repositories/secureServersRepository.h"
 #include "core/repositories/secureAppSettingsRepository.h"
-#include "core/models/serverConfig.h"
 
 class ServersController;
 
@@ -43,49 +42,61 @@ public:
         QJsonObject toJsonObject() const;
     };
 
+    struct CaptchaInfo {
+        QString captchaId;
+        QString captchaImageBase64;
+        QString hint;
+        bool isRequired = false;
+    };
+
     explicit SubscriptionController(SecureServersRepository* serversRepository,
                                      SecureAppSettingsRepository* appSettingsRepository);
 
     ProtocolData generateProtocolData(const QString &protocol);
     void appendProtocolDataToApiPayload(const QString &protocol, const ProtocolData &protocolData, QJsonObject &apiPayload);
-    ErrorCode fillServerConfig(const QJsonObject &serverConfigJson, ServerConfig &serverConfig);
 
     ErrorCode importServiceFromGateway(const QString &userCountryCode, const QString &serviceType,
                                       const QString &serviceProtocol, const ProtocolData &protocolData,
-                                      ServerConfig &serverConfig);
+                                      CaptchaInfo &captchaInfo);
     ErrorCode importTrialFromGateway(const QString &userCountryCode, const QString &serviceType,
-                                     const QString &serviceProtocol, const QString &email,
-                                     ServerConfig &serverConfig);
+                                     const QString &serviceProtocol, const QString &email);
 
     ErrorCode importServiceFromAppStore(const QString &userCountryCode, const QString &serviceType,
                                         const QString &serviceProtocol, const ProtocolData &protocolData,
                                         const QString &transactionId, bool isTestPurchase,
-                                        ServerConfig &serverConfig,
                                         int *duplicateServerIndex = nullptr);
 
-    ErrorCode updateServiceFromGateway(int serverIndex, const QString &newCountryCode, bool isConnectEvent);
+    ErrorCode updateServiceFromGateway(const QString &serverId, const QString &newCountryCode, bool isConnectEvent,
+                                       CaptchaInfo *captchaInfoOut = nullptr, ProtocolData *usedProtocolDataOut = nullptr);
 
-    ErrorCode deactivateDevice(int serverIndex);
+    ErrorCode resolveUpdateServiceCaptcha(const QString &serverId, const QString &newCountryCode, bool isConnectEvent,
+                                          const ProtocolData &protocolData, const QString &captchaId,
+                                          const QString &captchaSolution, CaptchaInfo *retryCaptchaOut = nullptr);
 
-    ErrorCode deactivateExternalDevice(int serverIndex, const QString &uuid, const QString &serverCountryCode);
+    ErrorCode deactivateDevice(const QString &serverId);
 
-    ErrorCode exportNativeConfig(int serverIndex, const QString &serverCountryCode, QString &nativeConfig);
+    ErrorCode deactivateExternalDevice(const QString &serverId, const QString &uuid, const QString &serverCountryCode);
 
-    ErrorCode revokeNativeConfig(int serverIndex, const QString &serverCountryCode);
+    ErrorCode exportNativeConfig(const QString &serverId, const QString &serverCountryCode, QString &nativeConfig);
 
-    ErrorCode updateServiceFromTelegram(int serverIndex);
+    ErrorCode revokeNativeConfig(const QString &serverId, const QString &serverCountryCode);
 
-    ErrorCode prepareVpnKeyExport(int serverIndex, QString &vpnKey);
+    ErrorCode prepareVpnKeyExport(const QString &serverId, QString &vpnKey);
 
-    ErrorCode validateAndUpdateConfig(int serverIndex, bool hasInstalledContainers);
+    ErrorCode validateAndUpdateConfig(const QString &serverId, bool hasInstalledContainers,
+                                      CaptchaInfo *captchaInfoOut = nullptr, ProtocolData *usedProtocolDataOut = nullptr);
 
-    void removeApiConfig(int serverIndex);
+    void removeApiConfig(const QString &serverId);
 
-    void setCurrentProtocol(int serverIndex, const QString &protocolName);
-    bool isVlessProtocol(int serverIndex) const;
+    bool removeServer(const QString &serverId);
 
-    ErrorCode getAccountInfo(int serverIndex, QJsonObject &accountInfo);
-    QFuture<QPair<ErrorCode, QString>> getRenewalLink(int serverIndex);
+    void setCurrentProtocol(const QString &serverId, const QString &protocolName);
+    bool isVlessProtocol(const QString &serverId) const;
+    QString currentProtocol(const QString &serverId) const;
+    QStringList availableProtocols(const QString &serverId) const;
+
+    ErrorCode getAccountInfo(const QString &serverId, QJsonObject &accountInfo);
+    QFuture<QPair<ErrorCode, QString>> getRenewalLink(const QString &serverId);
 
     struct AppStoreRestoreResult
     {
@@ -98,18 +109,24 @@ public:
 
     ErrorCode processAppStorePurchase(const QString &userCountryCode, const QString &serviceType,
                                      const QString &serviceProtocol, const QString &productId,
-                                     ServerConfig &serverConfig,
                                      int *duplicateServerIndex = nullptr);
 
     AppStoreRestoreResult processAppStoreRestore(const QString &userCountryCode, const QString &serviceType,
                                                   const QString &serviceProtocol);
 
+    ErrorCode resolveImportServiceCaptcha(const QString &userCountryCode, const QString &serviceType,
+                                          const QString &serviceProtocol, const ProtocolData &protocolData,
+                                          const QString &captchaId, const QString &captchaSolution,
+                                          CaptchaInfo *retryCaptchaOut = nullptr);
+
 private:
     ErrorCode executeRequest(const QString &endpoint, const QJsonObject &apiPayload, QByteArray &responseBody, bool isTestPurchase = false);
-    bool isApiKeyExpired(int serverIndex) const;
+    bool isApiKeyExpired(const QString &serverId) const;
     
-    ErrorCode extractServerConfigJsonFromResponse(const QByteArray &apiResponseBody, const QString &protocol, 
+    ErrorCode extractServerConfigJsonFromResponse(const QByteArray &apiResponseBody, const QString &protocol,
                                                    const ProtocolData &protocolData, QJsonObject &serverConfigJson);
+    ErrorCode applyUpdatedServiceConfig(const QString &serverId, const QString &serviceProtocol,
+                                        const ProtocolData &protocolData, const QByteArray &responseBody);
     void updateApiConfigInJson(QJsonObject &serverConfigJson, const QString &serviceType, 
                                 const QString &serviceProtocol, const QString &userCountryCode,
                                 const QByteArray &apiResponseBody);

client/core/controllers/connectionController.cpp

@@ -6,14 +6,13 @@
 #include "core/utils/protocolEnum.h"
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
-#include "core/utils/constants/protocolConstants.h"
+#include "core/utils/payloadSender.h"
 #include "core/utils/utilities.h"
-#include "core/utils/networkUtilities.h"
+#include "core/utils/serverConfigUtils.h"
 #include "version.h"
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
 #include "core/utils/protocolEnum.h"
-#include "core/models/serverConfig.h"
 #include "core/models/containerConfig.h"
 #include "core/models/protocolConfig.h"
 
@@ -51,43 +50,181 @@ void ConnectionController::setConnectionState(Vpn::ConnectionState state)
     }
 }
 
-ErrorCode ConnectionController::prepareConnection(int serverIndex,
-                                                 QJsonObject& vpnConfiguration,
-                                                 DockerContainer& container)
+ErrorCode ConnectionController::defaultContainerForServer(const QString &serverId, DockerContainer &container) const
 {
+    const auto kind = m_serversRepository->serverKind(serverId);
+    switch (kind) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        if (!cfg.has_value()) {
+            return ErrorCode::InternalError;
+        }
+        container = cfg->defaultContainer;
+        return ErrorCode::NoError;
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        const auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        if (!cfg.has_value()) {
+            return ErrorCode::InternalError;
+        }
+        container = cfg->defaultContainer;
+        return ErrorCode::NoError;
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        const auto cfg = m_serversRepository->nativeConfig(serverId);
+        if (!cfg.has_value()) {
+            return ErrorCode::InternalError;
+        }
+        container = cfg->defaultContainer;
+        return ErrorCode::NoError;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        const auto cfg = m_serversRepository->apiV2Config(serverId);
+        if (!cfg.has_value()) {
+            return ErrorCode::InternalError;
+        }
+        container = cfg->defaultContainer;
+        return ErrorCode::NoError;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2:
+        return ErrorCode::LegacyApiV1NotSupportedError;
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return ErrorCode::InternalError;
+    }
+}
+
+ErrorCode ConnectionController::isConnectionSupported(const QString &serverId) const
+{
+    if (serverId.isEmpty()) {
+        return ErrorCode::InternalError;
+    }
+
     if (!isServiceReady()) {
         return ErrorCode::AmneziaServiceNotRunning;
     }
 
-    ServerConfig serverConfigModel = m_serversRepository->server(serverIndex);
-    container = serverConfigModel.defaultContainer();
+    const serverConfigUtils::ConfigType kind = m_serversRepository->serverKind(serverId);
+    if (serverConfigUtils::isLegacyApiSubscription(kind)) {
+        return ErrorCode::LegacyApiV1NotSupportedError;
+    }
+
+    DockerContainer container = DockerContainer::None;
+    const ErrorCode errorCode = defaultContainerForServer(serverId, container);
+    if (errorCode != ErrorCode::NoError) {
+        return errorCode;
+    }
+
+    if (container == DockerContainer::None) {
+        if (serverConfigUtils::isApiV2Subscription(kind)) {
+            return ErrorCode::NoError;
+        }
+        return ErrorCode::NoInstalledContainersError;
+    }
+
+    if (ContainerUtils::isUnsupportedContainer(container)) {
+        return ErrorCode::LegacyContainerNotSupportedError;
+    }
 
     if (!isContainerSupported(container)) {
         return ErrorCode::NotSupportedOnThisPlatform;
     }
 
-    ContainerConfig containerConfigModel = m_serversRepository->containerConfig(serverIndex, container);
+    return ErrorCode::NoError;
+}
 
-    auto dns = serverConfigModel.getDnsPair(m_appSettingsRepository->useAmneziaDns(),
-                                            m_appSettingsRepository->primaryDns(),
-                                            m_appSettingsRepository->secondaryDns());
+ErrorCode ConnectionController::prepareConnection(const QString &serverId,
+                                                 QJsonObject& vpnConfiguration,
+                                                 DockerContainer& container)
+{
+    ContainerConfig containerConfigModel;
+    QPair<QString, QString> dns;
+    QString hostName;
+    QString description;
+    int configVersion = 0;
+    bool isApiConfig = false;
 
-    vpnConfiguration = createConnectionConfiguration(dns, serverConfigModel, containerConfigModel, container);
+    const auto kind = m_serversRepository->serverKind(serverId);
+    const QString primaryDns = m_appSettingsRepository->primaryDns();
+    const QString secondaryDns = m_appSettingsRepository->secondaryDns();
+    switch (kind) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        if (!cfg.has_value()) return ErrorCode::InternalError;
+        container = cfg->defaultContainer;
+        containerConfigModel = cfg->containerConfig(container);
+        dns = cfg->getDnsPair(m_appSettingsRepository->useAmneziaDns(), primaryDns, secondaryDns);
+        hostName = cfg->hostName;
+        description = cfg->description;
+        break;
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        const auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        if (!cfg.has_value()) return ErrorCode::InternalError;
+        container = cfg->defaultContainer;
+        containerConfigModel = cfg->containerConfig(container);
+        dns = cfg->getDnsPair(primaryDns, secondaryDns);
+        hostName = cfg->hostName;
+        description = cfg->description;
+        break;
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        const auto cfg = m_serversRepository->nativeConfig(serverId);
+        if (!cfg.has_value()) return ErrorCode::InternalError;
+        container = cfg->defaultContainer;
+        containerConfigModel = cfg->containerConfig(container);
+        dns = cfg->getDnsPair(primaryDns, secondaryDns);
+        hostName = cfg->hostName;
+        description = cfg->description;
+        break;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        const auto cfg = m_serversRepository->apiV2Config(serverId);
+        if (!cfg.has_value()) return ErrorCode::InternalError;
+        container = cfg->defaultContainer;
+        containerConfigModel = cfg->containerConfig(container);
+        dns = cfg->getDnsPair(primaryDns, secondaryDns);
+        hostName = cfg->hostName;
+        description = cfg->description;
+        configVersion = serverConfigUtils::ConfigSource::AmneziaGateway;
+        isApiConfig = true;
+        break;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2:
+        return ErrorCode::InternalError;
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return ErrorCode::InternalError;
+    }
+
+    vpnConfiguration = createConnectionConfiguration(dns, isApiConfig, hostName, description, configVersion,
+                                                     containerConfigModel, container);
 
     return ErrorCode::NoError;
 }
 
-ErrorCode ConnectionController::openConnection(int serverIndex)
+ErrorCode ConnectionController::openConnection(const QString &serverId)
 {
     QJsonObject vpnConfiguration;
     DockerContainer container;
 
-    ErrorCode errorCode = prepareConnection(serverIndex, vpnConfiguration, container);
+    ErrorCode errorCode = prepareConnection(serverId, vpnConfiguration, container);
     if (errorCode != ErrorCode::NoError) {
         return errorCode;
     }
 
-    emit openConnectionRequested(serverIndex, container, vpnConfiguration);
+    const auto apiV2 = m_serversRepository->apiV2Config(serverId);
+    if (apiV2.has_value() && !apiV2->sendPayload.isEmpty()) {
+        PayloadSender::sendAll(apiV2->sendPayload);
+    }
+
+    emit openConnectionRequested(serverId, container, vpnConfiguration);
     return ErrorCode::NoError;
 }
 
@@ -120,7 +257,10 @@ ErrorCode ConnectionController::lastConnectionError() const
 }
 
 QJsonObject ConnectionController::createConnectionConfiguration(const QPair<QString, QString> &dns,
-                                                              const ServerConfig &serverConfig,
+                                                              bool isApiConfig,
+                                                              const QString &hostName,
+                                                              const QString &description,
+                                                              int configVersion,
                                                               const ContainerConfig &containerConfig,
                                                               DockerContainer container)
 {
@@ -134,7 +274,7 @@ QJsonObject ConnectionController::createConnectionConfiguration(const QPair<QStr
 
     ConnectionSettings connectionSettings = {
         { dns.first, dns.second },
-        serverConfig.isApiConfig(),
+        isApiConfig,
         {
             m_appSettingsRepository->isSitesSplitTunnelingEnabled(),
             m_appSettingsRepository->routeMode()
@@ -160,10 +300,9 @@ QJsonObject ConnectionController::createConnectionConfiguration(const QPair<QStr
     vpnConfiguration[configKey::dns1] = dns.first;
     vpnConfiguration[configKey::dns2] = dns.second;
 
-    vpnConfiguration[configKey::hostName] = serverConfig.hostName();
-    vpnConfiguration[configKey::description] = serverConfig.description();
-
-    vpnConfiguration[configKey::configVersion] = serverConfig.configVersion();
+    vpnConfiguration[configKey::hostName] = hostName;
+    vpnConfiguration[configKey::description] = description;
+    vpnConfiguration[configKey::configVersion] = configVersion;
 
     return vpnConfiguration;
 }

client/core/controllers/connectionController.h

@@ -30,11 +30,13 @@ public:
                                  QObject* parent = nullptr);
     ~ConnectionController() = default;
 
-    ErrorCode prepareConnection(int serverIndex,
+    ErrorCode prepareConnection(const QString &serverId,
                                QJsonObject& vpnConfiguration,
                                DockerContainer& container);
 
-    ErrorCode openConnection(int serverIndex);
+    ErrorCode isConnectionSupported(const QString &serverId) const;
+
+    ErrorCode openConnection(const QString &serverId);
 
     void closeConnection();
 
@@ -50,7 +52,10 @@ public:
     void setConnectionState(Vpn::ConnectionState state);
 
     QJsonObject createConnectionConfiguration(const QPair<QString, QString> &dns,
-                                             const ServerConfig &serverConfig,
+                                             bool isApiConfig,
+                                             const QString &hostName,
+                                             const QString &description,
+                                             int configVersion,
                                              const ContainerConfig &containerConfig,
                                              DockerContainer container);
 
@@ -60,7 +65,7 @@ public:
 
 signals:
     void connectionStateChanged(Vpn::ConnectionState state);
-    void openConnectionRequested(int serverIndex, DockerContainer container, const QJsonObject &vpnConfiguration);
+    void openConnectionRequested(const QString &serverId, DockerContainer container, const QJsonObject &vpnConfiguration);
     void closeConnectionRequested();
     void setConnectionStateRequested(Vpn::ConnectionState state);
     void killSwitchModeChangedRequested(bool enabled);
@@ -70,6 +75,8 @@ signals:
 #endif
 
 private:
+    ErrorCode defaultContainerForServer(const QString &serverId, DockerContainer &container) const;
+
     SecureServersRepository* m_serversRepository;
     SecureAppSettingsRepository* m_appSettingsRepository;
     VpnConnection* m_vpnConnection;

client/core/controllers/coreController.cpp

@@ -8,7 +8,6 @@
 #include "core/controllers/selfhosted/installController.h"
 #include "core/controllers/selfhosted/importController.h"
 #include "core/controllers/coreSignalHandlers.h"
-#include "core/models/serverConfig.h"
 #include "logger.h"
 #include "secureQSettings.h"
 
@@ -23,7 +22,8 @@
 #endif
 
 CoreController::CoreController(const QSharedPointer<VpnConnection> &vpnConnection, SecureQSettings* settings,
-                               QQmlApplicationEngine *engine, QObject *parent)
+                               QQmlApplicationEngine *engine, QObject *parent,
+                               bool skipPlatformControllerInit)
     : QObject(parent), m_vpnConnection(vpnConnection), m_settings(settings), m_engine(engine)
 {
     initRepositories();
@@ -32,8 +32,10 @@ CoreController::CoreController(const QSharedPointer<VpnConnection> &vpnConnectio
     initControllers();
     initSignalHandlers();
 
-    initAndroidController();
-    initAppleController();
+    if (!skipPlatformControllerInit) {
+        initAndroidController();
+        initAppleController();
+    }
     initLogging();
 
     m_translator = new QTranslator(this);
@@ -87,6 +89,9 @@ void CoreController::initModels()
     m_xrayConfigModel = new XrayConfigModel(this);
     setQmlContextProperty("XrayConfigModel", m_xrayConfigModel);
 
+    m_xrayConfigSnapshotsModel = new XrayConfigSnapshotsModel(m_appSettingsRepository, m_xrayConfigModel, this);
+    setQmlContextProperty("XrayConfigSnapshotsModel", m_xrayConfigSnapshotsModel);
+
     m_torConfigModel = new TorConfigModel(this);
     setQmlContextProperty("TorConfigModel", m_torConfigModel);
 
@@ -101,6 +106,12 @@ void CoreController::initModels()
     m_socks5ConfigModel = new Socks5ProxyConfigModel(this);
     setQmlContextProperty("Socks5ProxyConfigModel", m_socks5ConfigModel);
 
+    m_mtProxyConfigModel = new MtProxyConfigModel(this);
+    setQmlContextProperty("MtProxyConfigModel", m_mtProxyConfigModel);
+
+    m_telemtConfigModel = new TelemtConfigModel(this);
+    setQmlContextProperty("TelemtConfigModel", m_telemtConfigModel);
+
     m_clientManagementModel = new ClientManagementModel(this);
     setQmlContextProperty("ClientManagementModel", m_clientManagementModel);
 
@@ -145,7 +156,7 @@ void CoreController::initCoreControllers()
     m_allowedDnsController = new AllowedDnsController(m_appSettingsRepository);
     m_servicesCatalogController = new ServicesCatalogController(m_appSettingsRepository);
     m_subscriptionController = new SubscriptionController(m_serversRepository, m_appSettingsRepository);
-    m_newsController = new NewsController(m_appSettingsRepository, m_serversController);
+    m_newsController = new NewsController(m_appSettingsRepository, m_serversRepository);
     m_updateController = new UpdateController(m_appSettingsRepository, this);
     
     m_installController = new InstallController(m_serversRepository, m_appSettingsRepository, this);
@@ -165,12 +176,13 @@ void CoreController::initControllers()
         setQmlContextProperty("FocusController", m_focusController);
     }
 
-    m_installUiController = new InstallUiController(m_installController, m_serversController, m_settingsController, m_protocolsModel, m_usersController, 
+    m_installUiController = new InstallUiController(m_installController, m_serversController, m_settingsController, m_protocolsModel, m_usersController,
                                                      m_awgConfigModel, m_wireGuardConfigModel, m_openVpnConfigModel, m_xrayConfigModel, m_torConfigModel,
 #ifdef Q_OS_WINDOWS
                                                      m_ikev2ConfigModel,
 #endif
-                                                     m_sftpConfigModel, m_socks5ConfigModel, this);
+                                                     m_sftpConfigModel, m_socks5ConfigModel, m_mtProxyConfigModel, m_telemtConfigModel,
+                                                     m_connectionController, this);
     setQmlContextProperty("InstallController", m_installUiController);
 
     m_importController = new ImportUiController(m_importCoreController, this);
@@ -182,7 +194,7 @@ void CoreController::initControllers()
     m_languageUiController = new LanguageUiController(m_settingsController, m_languageModel, this);
     setQmlContextProperty("LanguageUiController", m_languageUiController);
 
-    m_settingsUiController = new SettingsUiController(m_settingsController, m_serversController, m_languageUiController, this);
+    m_settingsUiController = new SettingsUiController(m_settingsController, m_serversController, this);
     setQmlContextProperty("SettingsController", m_settingsUiController);
 
     m_pageController = new PageController(m_serversController, m_settingsController, this);
@@ -203,12 +215,17 @@ void CoreController::initControllers()
     m_systemController = new SystemController(this);
     setQmlContextProperty("SystemController", m_systemController);
 
+    m_networkReachabilityController = new NetworkReachabilityController(this);
+    setQmlContextProperty("NetworkReachabilityController", m_networkReachabilityController);
+    setQmlContextProperty("NetworkReachability", m_networkReachabilityController);
+
     m_servicesCatalogUiController = new ServicesCatalogUiController(m_servicesCatalogController, m_apiServicesModel, this);
     setQmlContextProperty("ServicesCatalogUiController", m_servicesCatalogUiController);
 
     m_subscriptionUiController = new SubscriptionUiController(m_serversController, m_apiServicesModel, m_servicesCatalogController, m_subscriptionController,
                                                               m_apiSubscriptionPlansModel, m_apiBenefitsModel, m_apiAccountInfoModel,
-                                                              m_apiCountryModel, m_apiDevicesModel, m_settingsController, this);
+                                                              m_apiCountryModel, m_apiDevicesModel, m_settingsController,
+                                                              m_connectionController, this);
     setQmlContextProperty("SubscriptionUiController", m_subscriptionUiController);
 
     m_apiNewsUiController = new ApiNewsUiController(m_newsModel, m_newsController, this);
@@ -262,9 +279,12 @@ void CoreController::initSignalHandlers()
 {
     m_signalHandlers = new CoreSignalHandlers(this, this);
     m_signalHandlers->initAllHandlers();
-    
+
     // Trigger initial update after handlers are connected
     m_serversUiController->updateModel();
+    if (m_serversUiController->hasServersFromGatewayApi()) {
+        m_apiNewsUiController->fetchNews(false);
+    }
 }
 
 void CoreController::updateTranslator(const QLocale &locale)
@@ -322,11 +342,13 @@ PageController* CoreController::pageController() const
 
 void CoreController::openConnectionByIndex(int serverIndex)
 {
-    if (m_serversModel) {
-        m_serversModel->setProcessedServerIndex(serverIndex);
+    const QString serverId =
+        m_serversUiController ? m_serversUiController->getServerId(serverIndex) : QString();
+    if (serverId.isEmpty()) {
+        return;
     }
     if (m_serversController) {
-        m_serversController->setDefaultServerIndex(serverIndex);
+        m_serversController->setDefaultServer(serverId);
     }
     m_connectionUiController->toggleConnection();
 }

client/core/controllers/coreController.h

@@ -28,6 +28,7 @@
 #include "ui/controllers/languageUiController.h"
 #include "ui/controllers/updateUiController.h"
 #include "ui/controllers/api/servicesCatalogUiController.h"
+#include "ui/controllers/networkReachabilityController.h"
 
 #include "core/controllers/serversController.h"
 #include "core/controllers/selfhosted/usersController.h"
@@ -64,11 +65,15 @@
 #include "ui/models/protocols/openvpnConfigModel.h"
 #include "ui/models/protocols/wireguardConfigModel.h"
 #include "ui/models/protocols/xrayConfigModel.h"
+#include "ui/models/protocols/xrayConfigSnapshotsModel.h"
 #include "ui/models/protocolsModel.h"
 #include "ui/models/services/torConfigModel.h"
 #include "ui/models/serversModel.h"
 #include "ui/models/services/sftpConfigModel.h"
 #include "ui/models/services/socks5ProxyConfigModel.h"
+#include "ui/models/services/mtProxyConfigModel.h"
+#include "ui/models/services/telemtConfigModel.h"
+
 #include "ui/models/ipSplitTunnelingModel.h"
 #include "ui/models/newsModel.h"
 
@@ -77,39 +82,16 @@
 #endif
 
 class CoreSignalHandlers;
-class TestMultipleImports;
-class TestAdminSelfHostedExport;
-class TestServerEdit;
-class TestDefaultServerChange;
-class TestServerEdgeCases;
-class TestSignalOrder;
-class TestServersModelSync;
-class TestGatewayStacks;
-class TestComplexOperations;
-class TestSettingsSignals;
-class TestUiServersModelAndController;
-class TestSelfHostedServerSetup;
 
 class CoreController : public QObject
 {
     Q_OBJECT
     friend class CoreSignalHandlers;
-    friend class TestMultipleImports;
-    friend class TestAdminSelfHostedExport;
-    friend class TestServerEdit;
-    friend class TestDefaultServerChange;
-    friend class TestServerEdgeCases;
-    friend class TestSignalOrder;
-    friend class TestServersModelSync;
-    friend class TestGatewayStacks;
-    friend class TestComplexOperations;
-    friend class TestSettingsSignals;
-    friend class TestUiServersModelAndController;
-    friend class TestSelfHostedServerSetup;
 
 public:
     explicit CoreController(const QSharedPointer<VpnConnection> &vpnConnection, SecureQSettings* settings,
-                            QQmlApplicationEngine *engine, QObject *parent = nullptr);
+                            QQmlApplicationEngine *engine, QObject *parent = nullptr,
+                            bool skipPlatformControllerInit = false);
 
     PageController* pageController() const;
     void setQmlRoot();
@@ -122,6 +104,36 @@ signals:
     void translationsUpdated();
     void websiteUrlChanged(const QString &newUrl);
 
+protected:
+    SecureServersRepository* serversRepositoryProtected() const { return m_serversRepository; }
+    SecureAppSettingsRepository* appSettingsRepositoryProtected() const { return m_appSettingsRepository; }
+    ServersModel* serversModelProtected() const { return m_serversModel; }
+    ContainersModel* containersModelProtected() const { return m_containersModel; }
+    ApiServicesModel* apiServicesModelProtected() const { return m_apiServicesModel; }
+    NewsModel* newsModelProtected() const { return m_newsModel; }
+    AllowedDnsModel* allowedDnsModelProtected() const { return m_allowedDnsModel; }
+    AppSplitTunnelingModel* appSplitTunnelingModelProtected() const { return m_appSplitTunnelingModel; }
+    IpSplitTunnelingModel* ipSplitTunnelingModelProtected() const { return m_ipSplitTunnelingModel; }
+    LanguageModel* languageModelProtected() const { return m_languageModel; }
+    ConnectionUiController* connectionUiControllerProtected() const { return m_connectionUiController; }
+    InstallUiController* installUiControllerProtected() const { return m_installUiController; }
+    ImportController* importCoreControllerProtected() const { return m_importCoreController; }
+    ExportController* exportControllerProtected() const { return m_exportController; }
+    InstallController* installControllerProtected() const { return m_installController; }
+    ServersController* serversControllerProtected() const { return m_serversController; }
+    SettingsUiController* settingsUiControllerProtected() const { return m_settingsUiController; }
+    SettingsController* settingsControllerProtected() const { return m_settingsController; }
+    AllowedDnsUiController* allowedDnsUiControllerProtected() const { return m_allowedDnsUiController; }
+    AllowedDnsController* allowedDnsControllerProtected() const { return m_allowedDnsController; }
+    LanguageUiController* languageUiControllerProtected() const { return m_languageUiController; }
+    IpSplitTunnelingController* ipSplitTunnelingControllerProtected() const { return m_ipSplitTunnelingController; }
+    IpSplitTunnelingUiController* ipSplitTunnelingUiControllerProtected() const { return m_ipSplitTunnelingUiController; }
+    AppSplitTunnelingController* appSplitTunnelingControllerProtected() const { return m_appSplitTunnelingController; }
+    AppSplitTunnelingUiController* appSplitTunnelingUiControllerProtected() const { return m_appSplitTunnelingUiController; }
+    ServersUiController* serversUiControllerProtected() const { return m_serversUiController; }
+    ServicesCatalogUiController* servicesCatalogUiControllerProtected() const { return m_servicesCatalogUiController; }
+    ApiNewsUiController* apiNewsUiControllerProtected() const { return m_apiNewsUiController; }
+
 private:
     void initRepositories();
     void initCoreControllers();
@@ -158,6 +170,7 @@ private:
     ServersUiController* m_serversUiController;
     IpSplitTunnelingUiController* m_ipSplitTunnelingUiController;
     SystemController* m_systemController;
+    NetworkReachabilityController* m_networkReachabilityController;
     AppSplitTunnelingUiController* m_appSplitTunnelingUiController;
     AllowedDnsUiController* m_allowedDnsUiController;
     LanguageUiController* m_languageUiController;
@@ -202,6 +215,7 @@ private:
 
     OpenVpnConfigModel* m_openVpnConfigModel;
     XrayConfigModel* m_xrayConfigModel;
+    XrayConfigSnapshotsModel* m_xrayConfigSnapshotsModel;
     TorConfigModel* m_torConfigModel;
     WireGuardConfigModel* m_wireGuardConfigModel;
     AwgConfigModel* m_awgConfigModel;
@@ -210,6 +224,8 @@ private:
 #endif
     SftpConfigModel* m_sftpConfigModel;
     Socks5ProxyConfigModel* m_socks5ConfigModel;
+    MtProxyConfigModel* m_mtProxyConfigModel;
+    TelemtConfigModel* m_telemtConfigModel;
 
     CoreSignalHandlers* m_signalHandlers;
 };

client/core/controllers/coreSignalHandlers.cpp

@@ -1,12 +1,14 @@
 #include "coreSignalHandlers.h"
 
 #include <QTimer>
+#include <QtConcurrent>
 
 #include "core/utils/selfhosted/sshSession.h"
 #include "core/utils/errorCodes.h"
 #include "core/utils/routeModes.h"
 #include "core/controllers/coreController.h"
 #include "core/repositories/secureServersRepository.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/repositories/secureAppSettingsRepository.h"
 #include "vpnConnection.h"
 #include "ui/controllers/qml/pageController.h"
@@ -32,7 +34,6 @@
 #include "core/controllers/connectionController.h"
 #include "ui/models/clientManagementModel.h"
 #include "ui/controllers/api/apiNewsUiController.h"
-#include "ui/models/api/apiCountryModel.h"
 #include "ui/models/containersModel.h"
 #include "core/utils/containerEnum.h"
 
@@ -65,7 +66,6 @@ void CoreSignalHandlers::initAllHandlers()
     initImportControllerHandler();
     initApiCountryModelUpdateHandler();
     initSubscriptionRefreshHandler();
-    initContainerModelUpdateHandler();
     initAdminConfigRevokedHandler();
     initPassphraseRequestHandler();
     initTranslationsUpdatedHandler();
@@ -78,6 +78,7 @@ void CoreSignalHandlers::initAllHandlers()
     initAllowedDnsModelUpdateHandler();
     initAppSplitTunnelingModelUpdateHandler();
     initPrepareConfigHandler();
+    initUnsupportedConnectDrawerHandler();
     initStrictKillSwitchHandler();
     initAndroidSettingsHandler();
     initAndroidConnectionHandler();
@@ -124,11 +125,9 @@ void CoreSignalHandlers::initInstallControllerHandler()
 {
     connect(m_coreController->m_installController, &InstallController::serverIsBusy, m_coreController->m_installUiController, &InstallUiController::serverIsBusy);
     connect(m_coreController->m_installUiController, &InstallUiController::cancelInstallation, m_coreController->m_installController, &InstallController::cancelInstallation);
-    connect(m_coreController->m_installUiController, &InstallUiController::currentContainerUpdated, m_coreController->m_connectionUiController,
-            &ConnectionUiController::onCurrentContainerUpdated);
-    connect(m_coreController->m_serversUiController, &ServersUiController::processedServerIndexChanged,
-        m_coreController->m_installUiController, [this](int index) {
-        if (index >= 0) {
+    connect(m_coreController->m_serversUiController, &ServersUiController::processedServerIdChanged,
+        m_coreController->m_installUiController, [this](const QString &serverId) {
+        if (!serverId.isEmpty()) {
             m_coreController->m_installUiController->clearProcessedServerCredentials();
         }
     });
@@ -137,32 +136,39 @@ void CoreSignalHandlers::initInstallControllerHandler()
 void CoreSignalHandlers::initExportControllerHandler()
 {
     connect(m_coreController->m_exportController, &ExportController::appendClientRequested, this,
-            [this](int serverIndex, const QString &clientId, const QString &clientName, DockerContainer container) {
-                m_coreController->m_usersController->appendClient(serverIndex, clientId, clientName, container);
+            [this](const QString &serverId, const QString &clientId, const QString &clientName, DockerContainer container) {
+                m_coreController->m_usersController->appendClient(serverId, clientId, clientName, container);
             });
     connect(m_coreController->m_exportController, &ExportController::updateClientsRequested, this,
-            [this](int serverIndex, DockerContainer container) {
-                m_coreController->m_usersController->updateClients(serverIndex, container);
+            [this](const QString &serverId, DockerContainer container) {
+                m_coreController->m_usersController->updateClients(serverId, container);
             });
     connect(m_coreController->m_exportController, &ExportController::revokeClientRequested, this,
-            [this](int serverIndex, int row, DockerContainer container) {
-                m_coreController->m_usersController->revokeClient(serverIndex, row, container);
+            [this](const QString &serverId, int row, DockerContainer container) {
+                QtConcurrent::run([this, serverId, row, container]() {
+                    m_coreController->m_usersController->revokeClient(serverId, row, container);
+                });
             });
     connect(m_coreController->m_exportController, &ExportController::renameClientRequested, this,
-            [this](int serverIndex, int row, const QString &clientName, DockerContainer container) {
-                m_coreController->m_usersController->renameClient(serverIndex, row, clientName, container);
+            [this](const QString &serverId, int row, const QString &clientName, DockerContainer container) {
+                m_coreController->m_usersController->renameClient(serverId, row, clientName, container);
             });
 }
 
 void CoreSignalHandlers::initImportControllerHandler()
 {
     connect(m_coreController->m_importCoreController, &ImportController::importFinished, this, [this]() {
-        if (!m_coreController->m_connectionController->isConnected()) {
-            int newServerIndex = m_coreController->m_serversController->getServersCount() - 1;
-            m_coreController->m_serversController->setDefaultServerIndex(newServerIndex);
-            if (m_coreController->m_serversUiController) {
-                m_coreController->m_serversUiController->setProcessedServerIndex(newServerIndex);
-            }
+        if (m_coreController->m_connectionUiController->isConnected()) {
+            return;
+        }
+
+        const int newServerIndex = m_coreController->m_serversController->getServersCount() - 1;
+        const QString serverId = m_coreController->m_serversController->getServerId(newServerIndex);
+        if (!serverId.isEmpty()) {
+            m_coreController->m_serversController->setDefaultServer(serverId);
+        }
+        if (m_coreController->m_serversUiController) {
+            m_coreController->m_serversUiController->setProcessedServerId(serverId);
         }
     });
 }
@@ -170,42 +176,27 @@ void CoreSignalHandlers::initImportControllerHandler()
 void CoreSignalHandlers::initApiCountryModelUpdateHandler()
 {
     connect(m_coreController->m_serversUiController, &ServersUiController::updateApiCountryModel, this, [this]() {
-        int processedIndex = m_coreController->m_serversUiController->getProcessedServerIndex();
-        if (processedIndex < 0 || processedIndex >= m_coreController->m_serversRepository->serversCount()) {
+        const QString processedServerId = m_coreController->m_serversUiController->getProcessedServerId();
+        if (processedServerId.isEmpty()) {
             return;
         }
-        
-        ServerConfig server = m_coreController->m_serversRepository->server(processedIndex);
-        QJsonArray availableCountries;
-        QString serverCountryCode;
-        
-        if (server.isApiV2()) {
-            const ApiV2ServerConfig* apiV2 = server.as<ApiV2ServerConfig>();
-            if (apiV2) {
-                availableCountries = apiV2->apiConfig.availableCountries;
-                serverCountryCode = apiV2->apiConfig.serverCountryCode;
-            }
+
+        const auto apiV2 = m_coreController->m_serversRepository->apiV2Config(processedServerId);
+        if (!apiV2.has_value()) {
+            return;
         }
-        
-        m_coreController->m_apiCountryModel->updateModel(availableCountries, serverCountryCode);
+
+        m_coreController->m_apiCountryModel->updateModel(apiV2->apiConfig.availableCountries,
+                                                           apiV2->apiConfig.serverCountryCode);
     });
 }
 
 void CoreSignalHandlers::initSubscriptionRefreshHandler()
 {
     connect(m_coreController->m_subscriptionUiController, &SubscriptionUiController::subscriptionRefreshNeeded, this, [this]() {
-        const int defaultServerIndex = m_coreController->m_serversController->getDefaultServerIndex();
-        if (defaultServerIndex >= 0) {
-            m_coreController->m_subscriptionUiController->getAccountInfo(defaultServerIndex, false);
-        }
-    });
-}
-
-void CoreSignalHandlers::initContainerModelUpdateHandler()
-{
-    connect(m_coreController->m_serversController, &ServersController::gatewayStacksExpanded, this, [this]() {
-        if (m_coreController->m_serversUiController->hasServersFromGatewayApi()) {
-            m_coreController->m_apiNewsUiController->fetchNews(false);
+        const QString defaultServerId = m_coreController->m_serversController->getDefaultServerId();
+        if (!defaultServerId.isEmpty()) {
+            m_coreController->m_subscriptionUiController->getAccountInfo(defaultServerId, false);
         }
     });
 }
@@ -213,17 +204,17 @@ void CoreSignalHandlers::initContainerModelUpdateHandler()
 void CoreSignalHandlers::initAdminConfigRevokedHandler()
 {
     connect(m_coreController->m_installController, &InstallController::clientRevocationRequested, this,
-            [this](int serverIndex, const ContainerConfig &containerConfig, DockerContainer container) {
-                m_coreController->m_usersController->revokeClient(serverIndex, containerConfig, container);
-            });
+            [this](const QString &serverId, const ContainerConfig &containerConfig, DockerContainer container) {
+                m_coreController->m_usersController->revokeClient(serverId, containerConfig, container);
+            }, Qt::DirectConnection);
 
     connect(m_coreController->m_installController, &InstallController::clientAppendRequested, this,
-            [this](int serverIndex, const QString &clientId, const QString &clientName, DockerContainer container) {
-                m_coreController->m_usersController->appendClient(serverIndex, clientId, clientName, container);
-            });
+            [this](const QString &serverId, const QString &clientId, const QString &clientName, DockerContainer container) {
+                m_coreController->m_usersController->appendClient(serverId, clientId, clientName, container);
+            }, Qt::DirectConnection);
 
-    connect(m_coreController->m_usersController, &UsersController::adminConfigRevoked, m_coreController->m_serversController,
-            &ServersController::clearCachedProfile);
+    connect(m_coreController->m_usersController, &UsersController::adminConfigRevoked, m_coreController->m_installController,
+            &InstallController::clearCachedProfile);
 }
 
 void CoreSignalHandlers::initPassphraseRequestHandler()
@@ -247,12 +238,16 @@ void CoreSignalHandlers::initLanguageHandler()
     connect(m_coreController->m_settingsUiController, &SettingsUiController::resetLanguageToSystem, m_coreController->m_languageUiController, [this]() {
         m_coreController->m_languageUiController->changeLanguage(m_coreController->m_languageUiController->getSystemLanguageEnum());
     });
+    connect(m_coreController->m_settingsUiController, &SettingsUiController::appLanguageChanged, m_coreController->m_languageUiController, [this]() {
+        m_coreController->m_languageUiController->onAppLanguageChanged(m_coreController->m_settingsController->getAppLanguage());
+    });
 }
 
 void CoreSignalHandlers::initAutoConnectHandler()
 {
-    if (m_coreController->m_settingsUiController->isAutoConnectEnabled() && m_coreController->m_serversController->getDefaultServerIndex() >= 0) {
-        QTimer::singleShot(1000, this, [this]() { m_coreController->m_connectionUiController->openConnection(); });
+    if (m_coreController->m_settingsUiController->isAutoConnectEnabled()
+        && !m_coreController->m_serversController->getDefaultServerId().isEmpty()) {
+        QTimer::singleShot(1000, this, [this]() { m_coreController->m_connectionUiController->toggleConnection(); });
     }
 }
 
@@ -271,16 +266,20 @@ void CoreSignalHandlers::initServersModelUpdateHandler()
             m_coreController->m_serversUiController, &ServersUiController::updateModel);
     connect(m_coreController->m_serversRepository, &SecureServersRepository::defaultServerChanged,
             m_coreController->m_serversUiController, &ServersUiController::onDefaultServerChanged);
-    
-    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverAdded,
-            m_coreController->m_serversController, &ServersController::recomputeGatewayStacks);
-    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverEdited,
-            m_coreController->m_serversController, &ServersController::recomputeGatewayStacks);
-    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverRemoved,
-            m_coreController->m_serversController, &ServersController::recomputeGatewayStacks);
-    
-    connect(m_coreController->m_settingsUiController, &SettingsUiController::restoreBackupFinished,
-            m_coreController->m_serversUiController, &ServersUiController::updateModel);
+
+    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverAdded, this,
+            [this](const QString &serverId) {
+                if (m_coreController->m_serversRepository->apiV2Config(serverId).has_value()) {
+                    m_coreController->m_apiNewsUiController->fetchNews(false);
+                }
+            });
+
+    connect(m_coreController->m_settingsUiController, &SettingsUiController::restoreBackupFinished, this, [this]() {
+        m_coreController->m_serversUiController->updateModel();
+        if (m_coreController->m_serversUiController->hasServersFromGatewayApi()) {
+            m_coreController->m_apiNewsUiController->fetchNews(false);
+        }
+    });
 }
 
 void CoreSignalHandlers::initClientManagementModelUpdateHandler()
@@ -289,6 +288,8 @@ void CoreSignalHandlers::initClientManagementModelUpdateHandler()
             m_coreController->m_clientManagementModel, &ClientManagementModel::updateModel);
     connect(m_coreController->m_usersController, &UsersController::clientRenamed,
             m_coreController->m_clientManagementModel, &ClientManagementModel::updateClientName);
+    connect(m_coreController->m_usersController, &UsersController::revokeFinished,
+            m_coreController->m_exportController, &ExportController::revokeFinished);
 }
 
 void CoreSignalHandlers::initSitesModelUpdateHandler()
@@ -315,7 +316,19 @@ void CoreSignalHandlers::initPrepareConfigHandler()
     connect(m_coreController->m_connectionUiController, &ConnectionUiController::prepareConfig, this, [this]() {
         m_coreController->m_connectionController->setConnectionState(Vpn::ConnectionState::Preparing);
 
-        m_coreController->m_subscriptionUiController->validateConfig();
+        const QString serverId = m_coreController->m_serversController->getDefaultServerId();
+        if (serverId.isEmpty()) {
+            m_coreController->m_connectionController->setConnectionState(Vpn::ConnectionState::Disconnected);
+            return;
+        }
+
+        const serverConfigUtils::ConfigType kind = m_coreController->m_serversRepository->serverKind(serverId);
+
+        if (serverConfigUtils::isApiV2Subscription(kind) || serverConfigUtils::isLegacyApiSubscription(kind)) {
+            m_coreController->m_subscriptionUiController->validateConfig();
+        } else {
+            m_coreController->m_installUiController->validateConfig();
+        }
     });
 
     connect(m_coreController->m_subscriptionUiController, &SubscriptionUiController::configValidated, this, [this](bool isValid) {
@@ -324,7 +337,7 @@ void CoreSignalHandlers::initPrepareConfigHandler()
             return;
         }
 
-        m_coreController->m_installUiController->validateConfig();
+        m_coreController->m_connectionUiController->openConnection();
     });
 
     connect(m_coreController->m_installUiController, &InstallUiController::configValidated, this, [this](bool isValid) {
@@ -337,6 +350,15 @@ void CoreSignalHandlers::initPrepareConfigHandler()
     });
 }
 
+void CoreSignalHandlers::initUnsupportedConnectDrawerHandler()
+{
+    connect(m_coreController->m_subscriptionUiController, &SubscriptionUiController::unsupportedConnectDrawerRequested,
+            m_coreController->m_pageController, &PageController::unsupportedConnectDrawerRequested);
+
+    connect(m_coreController->m_connectionUiController, &ConnectionUiController::unsupportedConnectDrawerRequested,
+            m_coreController->m_pageController, &PageController::unsupportedConnectDrawerRequested);
+}
+
 void CoreSignalHandlers::initStrictKillSwitchHandler()
 {
     connect(m_coreController->m_settingsUiController, &SettingsUiController::strictKillSwitchEnabledChanged, m_coreController->m_connectionController,
@@ -348,7 +370,10 @@ void CoreSignalHandlers::initAndroidSettingsHandler()
 #ifdef Q_OS_ANDROID
     connect(m_coreController->m_appSettingsRepository, &SecureAppSettingsRepository::saveLogsChanged, AndroidController::instance(), &AndroidController::setSaveLogs);
     connect(m_coreController->m_appSettingsRepository, &SecureAppSettingsRepository::screenshotsEnabledChanged, AndroidController::instance(), &AndroidController::setScreenshotsEnabled);
-    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverRemoved, AndroidController::instance(), &AndroidController::resetLastServer);
+    connect(m_coreController->m_serversRepository, &SecureServersRepository::serverRemoved, this,
+            [](const QString &/*serverId*/, int removedIndex) {
+                AndroidController::instance()->resetLastServer(removedIndex);
+            });
     connect(m_coreController->m_appSettingsRepository, &SecureAppSettingsRepository::settingsCleared, []() { AndroidController::instance()->resetLastServer(-1); });
 #endif
 }

client/core/controllers/coreSignalHandlers.h

@@ -21,7 +21,6 @@ private:
     void initImportControllerHandler();
     void initApiCountryModelUpdateHandler();
     void initSubscriptionRefreshHandler();
-    void initContainerModelUpdateHandler();
     void initAdminConfigRevokedHandler();
     void initPassphraseRequestHandler();
     void initTranslationsUpdatedHandler();
@@ -34,6 +33,7 @@ private:
     void initAllowedDnsModelUpdateHandler();
     void initAppSplitTunnelingModelUpdateHandler();
     void initPrepareConfigHandler();
+    void initUnsupportedConnectDrawerHandler();
     void initStrictKillSwitchHandler();
     void initAndroidSettingsHandler();
     void initAndroidConnectionHandler();

client/core/controllers/gatewayController.cpp

@@ -12,14 +12,14 @@
 #include <QPromise>
 #include <QUrl>
 
-#include "QBlockCipher.h"
-#include "QRsa.h"
+#include <openssl/rsa.h>
 
 #include "amneziaApplication.h"
+#include "core/repositories/secureAppSettingsRepository.h"
 #include "core/utils/api/apiUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/networkUtilities.h"
-#include "core/utils/utilities.h"
+#include "cryptoUtils.h"
 
 #ifdef AMNEZIA_DESKTOP
     #include "core/utils/ipcClient.h"
@@ -30,6 +30,8 @@ namespace
     constexpr QLatin1String errorResponsePattern1("No active configuration found for");
     constexpr QLatin1String errorResponsePattern2("No non-revoked public key found for");
     constexpr QLatin1String errorResponsePattern3("Account not found.");
+    constexpr QLatin1String errorResponsePatternQrSessionNotFound("QR session not found");
+    constexpr QLatin1String errorResponsePatternSessionNotFound("Session not found");
 
     constexpr QLatin1String updateRequestResponsePattern("client version update is required");
 
@@ -37,20 +39,81 @@ namespace
     constexpr int httpStatusCodeConflict = 409;
     constexpr int httpStatusCodeNotImplemented = 501;
     constexpr int httpStatusCodePaymentRequired = 402;
+    constexpr int httpStatusCodeRequestTimeout = 408;
     constexpr int httpStatusCodeUnprocessableEntity = 422;
 
     constexpr QLatin1String unprocessableSubscriptionMessage("Failed to retrieve subscription information. Is it activated?");
 
     constexpr int proxyStorageRequestTimeoutMsecs = 3000;
+
+    QStringList shuffledProxyUrls(const QStringList &proxyUrls)
+    {
+        QStringList shuffled = proxyUrls;
+        std::random_device randomDevice;
+        std::mt19937 generator(randomDevice());
+        std::shuffle(shuffled.begin(), shuffled.end(), generator);
+        return shuffled;
+    }
+
+    QString getProxyUrlsCacheKey(const QString &serviceType, const QString &userCountryCode)
+    {
+        return QStringLiteral("service_%1_country_%2").arg(serviceType, userCountryCode);
+    }
+
+    bool decryptProxyUrlsPayload(const QByteArray &encryptedPayload, bool isDevEnvironment, QByteArray &decryptedPayload)
+    {
+        QByteArray key = isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
+        if (!isDevEnvironment) {
+            QCryptographicHash hash(QCryptographicHash::Sha512);
+            hash.addData(key);
+            QByteArray h = hash.result().toHex();
+
+            QByteArray decKey = QByteArray::fromHex(h.left(64));
+            QByteArray iv = QByteArray::fromHex(h.mid(64, 32));
+            QByteArray ba = QByteArray::fromBase64(encryptedPayload);
+
+            decryptedPayload = CryptoUtils::decryptAes256Cbc(ba, decKey, iv);
+            if (decryptedPayload.isEmpty()) {
+                return false;
+            }
+        } else {
+            decryptedPayload = encryptedPayload;
+        }
+        return true;
+    }
+
+    QStringList readCachedProxyUrls(const QByteArray &cachedProxyUrlsEncrypted, bool isDevEnvironment)
+    {
+        if (cachedProxyUrlsEncrypted.isEmpty()) {
+            return {};
+        }
+
+        QByteArray cachedProxyUrlsDecrypted;
+        if (!decryptProxyUrlsPayload(cachedProxyUrlsEncrypted, isDevEnvironment, cachedProxyUrlsDecrypted)) {
+            qCritical() << "error decrypting cached proxy urls payload";
+            return {};
+        }
+
+        QJsonArray endpointsArray = QJsonDocument::fromJson(cachedProxyUrlsDecrypted).array();
+        QStringList endpoints;
+        endpoints.reserve(endpointsArray.size());
+        for (const QJsonValue &endpoint : endpointsArray) {
+            endpoints.push_back(endpoint.toString());
+        }
+
+        return endpoints;
+    }
 }
 
 GatewayController::GatewayController(const QString &gatewayEndpoint, const bool isDevEnvironment, const int requestTimeoutMsecs,
-                                     const bool isStrictKillSwitchEnabled, QObject *parent)
+                                     const bool isStrictKillSwitchEnabled, SecureAppSettingsRepository *appSettingsRepository,
+                                     QObject *parent)
     : QObject(parent),
       m_gatewayEndpoint(gatewayEndpoint),
       m_isDevEnvironment(isDevEnvironment),
       m_requestTimeoutMsecs(requestTimeoutMsecs),
-      m_isStrictKillSwitchEnabled(isStrictKillSwitchEnabled)
+      m_isStrictKillSwitchEnabled(isStrictKillSwitchEnabled),
+      m_appSettingsRepository(appSettingsRepository)
 {
 }
 
@@ -84,40 +147,29 @@ GatewayController::EncryptedRequestData GatewayController::prepareRequest(const
     }
 #endif
 
-    QSimpleCrypto::QBlockCipher blockCipher;
-    encRequestData.key = blockCipher.generatePrivateSalt(32);
-    encRequestData.iv = blockCipher.generatePrivateSalt(32);
-    encRequestData.salt = blockCipher.generatePrivateSalt(8);
+    encRequestData.key = CryptoUtils::generateRandomBytes(32);
+    encRequestData.iv = CryptoUtils::generateRandomBytes(32);
+    encRequestData.salt = CryptoUtils::generateRandomBytes(8);
 
     QJsonObject keyPayload;
     keyPayload[apiDefs::key::aesKey] = QString(encRequestData.key.toBase64());
     keyPayload[apiDefs::key::aesIv] = QString(encRequestData.iv.toBase64());
     keyPayload[apiDefs::key::aesSalt] = QString(encRequestData.salt.toBase64());
 
-    QByteArray encryptedKeyPayload;
-    QByteArray encryptedApiPayload;
-    try {
-        QSimpleCrypto::QRsa rsa;
+    QByteArray rsaKey = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
+    EVP_PKEY *publicKey = CryptoUtils::loadPublicKeyFromPem(rsaKey);
+    if (publicKey == nullptr) {
+        qCritical() << "error loading public key from environment variables";
+        encRequestData.errorCode = ErrorCode::ApiMissingAgwPublicKey;
+        return encRequestData;
+    }
 
-        EVP_PKEY *publicKey = nullptr;
-        try {
-            QByteArray rsaKey = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
-            QSimpleCrypto::QRsa rsa;
-            publicKey = rsa.getPublicKeyFromByteArray(rsaKey);
-        } catch (...) {
-            Utils::logException();
-            qCritical() << "error loading public key from environment variables";
-            encRequestData.errorCode = ErrorCode::ApiMissingAgwPublicKey;
-            return encRequestData;
-        }
+    QByteArray encryptedKeyPayload = CryptoUtils::rsaEncrypt(QJsonDocument(keyPayload).toJson(), publicKey, RSA_PKCS1_PADDING);
+    EVP_PKEY_free(publicKey);
 
-        encryptedKeyPayload = rsa.encrypt(QJsonDocument(keyPayload).toJson(), publicKey, RSA_PKCS1_PADDING);
-        EVP_PKEY_free(publicKey);
+    QByteArray encryptedApiPayload = CryptoUtils::encryptAes256Cbc(QJsonDocument(apiPayload).toJson(), encRequestData.key, encRequestData.iv);
 
-        encryptedApiPayload = blockCipher.encryptAesBlockCipher(QJsonDocument(apiPayload).toJson(), encRequestData.key, encRequestData.iv,
-                                                                "", encRequestData.salt);
-    } catch (...) {
-        Utils::logException();
+    if (encryptedKeyPayload.isEmpty() || encryptedApiPayload.isEmpty()) {
         qCritical() << "error when encrypting the request body";
         encRequestData.errorCode = ErrorCode::ApiConfigDecryptionError;
         return encRequestData;
@@ -139,11 +191,11 @@ GatewayController::DecryptionResult GatewayController::tryDecryptResponseBody(co
     result.decryptedBody = encryptedResponseBody;
     result.isDecryptionSuccessful = false;
 
-    try {
-        QSimpleCrypto::QBlockCipher blockCipher;
-        result.decryptedBody = blockCipher.decryptAesBlockCipher(encryptedResponseBody, key, iv, "", salt);
+    QByteArray decrypted = CryptoUtils::decryptAes256Cbc(encryptedResponseBody, key, iv);
+    if (!decrypted.isEmpty()) {
+        result.decryptedBody = decrypted;
         result.isDecryptionSuccessful = true;
-    } catch (...) {
+    } else {
         result.decryptedBody = encryptedResponseBody;
         result.isDecryptionSuccessful = false;
     }
@@ -206,8 +258,9 @@ ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject api
         bypassProxy(endpoint, serviceType, userCountryCode, requestFunction, replyProcessingFunction);
     }
 
-    auto errorCode =
-            apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode, decryptionResult.decryptedBody);
+    responseBody = decryptionResult.decryptedBody;
+    const auto errorCode =
+            apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode, responseBody);
     if (errorCode) {
         return errorCode;
     }
@@ -217,7 +270,6 @@ ErrorCode GatewayController::post(const QString &endpoint, const QJsonObject api
         return ErrorCode::ApiConfigDecryptionError;
     }
 
-    responseBody = decryptionResult.decryptedBody;
     return ErrorCode::NoError;
 }
 
@@ -239,7 +291,7 @@ QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString
 
     connect(reply, &QNetworkReply::sslErrors, [sslErrors](const QList<QSslError> &errors) { *sslErrors = errors; });
 
-    connect(reply, &QNetworkReply::finished, reply, [promise, sslErrors, encRequestData, endpoint, apiPayload, reply, this]() mutable {
+    connect(reply, &QNetworkReply::finished, this, [promise, sslErrors, encRequestData, endpoint, apiPayload, reply, this]() mutable {
         QByteArray encryptedResponseBody = reply->readAll();
         QString replyErrorString = reply->errorString();
         auto replyError = reply->error();
@@ -256,13 +308,12 @@ QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString
             auto errorCode = apiUtils::checkNetworkReplyErrors(sslErrors, replyErrorString, replyError, httpStatusCode,
                                                                decryptionResult.decryptedBody);
             if (errorCode) {
-                promise->addResult(qMakePair(errorCode, QByteArray()));
+                promise->addResult(qMakePair(errorCode, decryptionResult.decryptedBody));
                 promise->finish();
                 return;
             }
 
             if (!decryptionResult.isDecryptionSuccessful) {
-                Utils::logException();
                 qCritical() << "error when decrypting the request body";
                 promise->addResult(qMakePair(ErrorCode::ApiConfigDecryptionError, QByteArray()));
                 promise->finish();
@@ -305,8 +356,9 @@ QFuture<QPair<ErrorCode, QByteArray>> GatewayController::postAsync(const QString
             QStringList proxyStorageUrls;
             appendStorageUrls(primaryBaseUrls, proxyStorageUrls);
             appendStorageUrls(fallbackBaseUrls, proxyStorageUrls);
+            const QString proxyUrlsCacheKey = getProxyUrlsCacheKey(serviceType, userCountryCode);
 
-            getProxyUrlsAsync(proxyStorageUrls, 0, [this, encRequestData, endpoint, processResponse](const QStringList &proxyUrls) {
+            getProxyUrlsAsync(proxyStorageUrls, 0, proxyUrlsCacheKey, [this, encRequestData, endpoint, processResponse](const QStringList &proxyUrls) {
                 getProxyUrlAsync(proxyUrls, 0, [this, encRequestData, endpoint, processResponse](const QString &proxyUrl) {
                     bypassProxyAsync(endpoint, proxyUrl, encRequestData,
                                      [processResponse, this](const QByteArray &decryptedBody, bool isDecryptionSuccessful,
@@ -352,8 +404,6 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
     std::shuffle(primaryBaseUrls.begin(), primaryBaseUrls.end(), generator);
     std::shuffle(fallbackBaseUrls.begin(), fallbackBaseUrls.end(), generator);
 
-    QByteArray key = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
-
     auto appendStorageUrls = [&serviceType, &userCountryCode](const QStringList &baseUrls, QStringList &target) {
         if (!serviceType.isEmpty()) {
             for (const auto &baseUrl : baseUrls) {
@@ -369,10 +419,12 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
     QStringList proxyStorageUrls;
     appendStorageUrls(primaryBaseUrls, proxyStorageUrls);
     appendStorageUrls(fallbackBaseUrls, proxyStorageUrls);
+    const QString proxyUrlsCacheKey = getProxyUrlsCacheKey(serviceType, userCountryCode);
+    const QByteArray cachedProxyUrlsEncrypted = m_appSettingsRepository->readGatewayProxyUrls(proxyUrlsCacheKey);
 
     if (proxyStorageUrls.empty()) {
         qDebug() << "empty storage endpoint list";
-        return {};
+        return readCachedProxyUrls(cachedProxyUrlsEncrypted, m_isDevEnvironment);
     }
 
     for (const auto &proxyStorageUrl : proxyStorageUrls) {
@@ -387,26 +439,8 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
             auto encryptedResponseBody = reply->readAll();
             reply->deleteLater();
 
-            EVP_PKEY *privateKey = nullptr;
             QByteArray responseBody;
-            try {
-                if (!m_isDevEnvironment) {
-                    QCryptographicHash hash(QCryptographicHash::Sha512);
-                    hash.addData(key);
-                    QByteArray hashResult = hash.result().toHex();
-
-                    QByteArray key = QByteArray::fromHex(hashResult.left(64));
-                    QByteArray iv = QByteArray::fromHex(hashResult.mid(64, 32));
-
-                    QByteArray ba = QByteArray::fromBase64(encryptedResponseBody);
-
-                    QSimpleCrypto::QBlockCipher blockCipher;
-                    responseBody = blockCipher.decryptAesBlockCipher(ba, key, iv);
-                } else {
-                    responseBody = encryptedResponseBody;
-                }
-            } catch (...) {
-                Utils::logException();
+            if (!decryptProxyUrlsPayload(encryptedResponseBody, m_isDevEnvironment, responseBody)) {
                 qCritical() << "error loading private key from environment variables or decrypting payload" << encryptedResponseBody;
                 continue;
             }
@@ -417,6 +451,8 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
             for (const auto &endpoint : endpointsArray) {
                 endpoints.push_back(endpoint.toString());
             }
+            m_appSettingsRepository->writeGatewayProxyUrls(proxyUrlsCacheKey, encryptedResponseBody);
+
             return endpoints;
         } else {
             auto replyError = reply->error();
@@ -428,7 +464,7 @@ QStringList GatewayController::getProxyUrls(const QString &serviceType, const QS
             reply->deleteLater();
         }
     }
-    return {};
+    return readCachedProxyUrls(cachedProxyUrlsEncrypted, m_isDevEnvironment);
 }
 
 bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &replyError, const QByteArray &decryptedResponseBody,
@@ -459,15 +495,19 @@ bool GatewayController::shouldBypassProxy(const QNetworkReply::NetworkError &rep
         qDebug() << "the response contains an html tag";
         return true;
     } 
+    if (apiHttpStatus == httpStatusCodeRequestTimeout) {
+        return false;
+    }
     if (apiHttpStatus == httpStatusCodeNotFound) {
         if (responseBody.contains(errorResponsePattern1) || responseBody.contains(errorResponsePattern2)
-            || responseBody.contains(errorResponsePattern3)) {
+            || responseBody.contains(errorResponsePattern3) || responseBody.contains(errorResponsePatternQrSessionNotFound)
+            || responseBody.contains(errorResponsePatternSessionNotFound)) {
             return false;
         } else {
             qDebug() << replyError;
             return true;
         }
-    } 
+    }
     if (apiHttpStatus == httpStatusCodeNotImplemented) {
         if (responseBody.contains(updateRequestResponsePattern)) {
             return false;
@@ -566,10 +606,12 @@ void GatewayController::bypassProxy(const QString &endpoint, const QString &serv
 }
 
 void GatewayController::getProxyUrlsAsync(const QStringList proxyStorageUrls, const int currentProxyStorageIndex,
-                                          std::function<void(const QStringList &)> onComplete)
+                                          const QString &proxyUrlsCacheKey, std::function<void(const QStringList &)> onComplete)
 {
+    const QByteArray cachedProxyUrlsEncrypted = m_appSettingsRepository->readGatewayProxyUrls(proxyUrlsCacheKey);
+
     if (currentProxyStorageIndex >= proxyStorageUrls.size()) {
-        onComplete({});
+        onComplete(shuffledProxyUrls(readCachedProxyUrls(cachedProxyUrlsEncrypted, m_isDevEnvironment)));
         return;
     }
 
@@ -582,33 +624,17 @@ void GatewayController::getProxyUrlsAsync(const QStringList proxyStorageUrls, co
 
     // connect(reply, &QNetworkReply::sslErrors, this, [state](const QList<QSslError> &e) { *(state->sslErrors) = e; });
 
-    connect(reply, &QNetworkReply::finished, this, [this, proxyStorageUrls, currentProxyStorageIndex, onComplete, reply]() {
+    connect(reply, &QNetworkReply::finished, this,
+            [this, proxyStorageUrls, currentProxyStorageIndex, proxyUrlsCacheKey, onComplete, reply]() {
         if (reply->error() == QNetworkReply::NoError) {
             QByteArray encrypted = reply->readAll();
             reply->deleteLater();
 
             QByteArray responseBody;
-            try {
-                QByteArray key = m_isDevEnvironment ? DEV_AGW_PUBLIC_KEY : PROD_AGW_PUBLIC_KEY;
-                if (!m_isDevEnvironment) {
-                    QCryptographicHash hash(QCryptographicHash::Sha512);
-                    hash.addData(key);
-                    QByteArray h = hash.result().toHex();
-
-                    QByteArray decKey = QByteArray::fromHex(h.left(64));
-                    QByteArray iv = QByteArray::fromHex(h.mid(64, 32));
-                    QByteArray ba = QByteArray::fromBase64(encrypted);
-
-                    QSimpleCrypto::QBlockCipher cipher;
-                    responseBody = cipher.decryptAesBlockCipher(ba, decKey, iv);
-                } else {
-                    responseBody = encrypted;
-                }
-            } catch (...) {
-                Utils::logException();
+            if (!decryptProxyUrlsPayload(encrypted, m_isDevEnvironment, responseBody)) {
                 qCritical() << "error decrypting payload";
                 QMetaObject::invokeMethod(
-                        this, [=]() { getProxyUrlsAsync(proxyStorageUrls, currentProxyStorageIndex + 1, onComplete); }, Qt::QueuedConnection);
+                        this, [=]() { getProxyUrlsAsync(proxyStorageUrls, currentProxyStorageIndex + 1, proxyUrlsCacheKey, onComplete); }, Qt::QueuedConnection);
                 return;
             }
 
@@ -616,13 +642,9 @@ void GatewayController::getProxyUrlsAsync(const QStringList proxyStorageUrls, co
             QStringList endpoints;
             for (const QJsonValue &endpoint : endpointsArray)
                 endpoints.push_back(endpoint.toString());
+            m_appSettingsRepository->writeGatewayProxyUrls(proxyUrlsCacheKey, encrypted);
 
-            QStringList shuffled = endpoints;
-            std::random_device randomDevice;
-            std::mt19937 generator(randomDevice());
-            std::shuffle(shuffled.begin(), shuffled.end(), generator);
-
-            onComplete(shuffled);
+            onComplete(shuffledProxyUrls(endpoints));
             return;
         }
 
@@ -631,7 +653,7 @@ void GatewayController::getProxyUrlsAsync(const QStringList proxyStorageUrls, co
         qDebug() << "go to the next storage endpoint";
         reply->deleteLater();
         QMetaObject::invokeMethod(
-                this, [=]() { getProxyUrlsAsync(proxyStorageUrls, currentProxyStorageIndex + 1, onComplete); }, Qt::QueuedConnection);
+                this, [=]() { getProxyUrlsAsync(proxyStorageUrls, currentProxyStorageIndex + 1, proxyUrlsCacheKey, onComplete); }, Qt::QueuedConnection);
     });
 }
 

client/core/controllers/gatewayController.h

@@ -16,13 +16,16 @@
     #include "platforms/ios/ios_controller.h"
 #endif
 
+class SecureAppSettingsRepository;
+
 class GatewayController : public QObject
 {
     Q_OBJECT
 
 public:
     explicit GatewayController(const QString &gatewayEndpoint, const bool isDevEnvironment, const int requestTimeoutMsecs,
-                               const bool isStrictKillSwitchEnabled, QObject *parent = nullptr);
+                               const bool isStrictKillSwitchEnabled, SecureAppSettingsRepository *appSettingsRepository,
+                               QObject *parent = nullptr);
 
     amnezia::ErrorCode post(const QString &endpoint, const QJsonObject apiPayload, QByteArray &responseBody);
     QFuture<QPair<amnezia::ErrorCode, QByteArray>> postAsync(const QString &endpoint, const QJsonObject apiPayload);
@@ -55,7 +58,7 @@ private:
                      std::function<bool(QNetworkReply *reply, const QList<QSslError> &sslErrors)> replyProcessingFunction);
 
     void getProxyUrlsAsync(const QStringList proxyStorageUrls, const int currentProxyStorageIndex,
-                           std::function<void(const QStringList &)> onComplete);
+                           const QString &proxyUrlsCacheKey, std::function<void(const QStringList &)> onComplete);
     void getProxyUrlAsync(const QStringList proxyUrls, const int currentProxyIndex, std::function<void(const QString &)> onComplete);
     void bypassProxyAsync(
             const QString &endpoint, const QString &proxyUrl, EncryptedRequestData encRequestData,
@@ -65,6 +68,7 @@ private:
     QString m_gatewayEndpoint;
     bool m_isDevEnvironment = false;
     bool m_isStrictKillSwitchEnabled = false;
+    SecureAppSettingsRepository *m_appSettingsRepository = nullptr;
 
     inline static QString m_proxyUrl;
 };

client/core/controllers/selfhosted/exportController.cpp

@@ -5,14 +5,13 @@
 
 #include "core/configurators/configuratorBase.h"
 #include "core/utils/selfhosted/sshSession.h"
-#include "core/utils/networkUtilities.h"
 #include "core/utils/qrCodeUtils.h"
 #include "core/utils/serialization/serialization.h"
 #include "core/utils/protocolEnum.h"
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
-#include "core/models/serverConfig.h"
+#include "core/models/selfhosted/selfHostedAdminServerConfig.h"
 #include "core/models/containerConfig.h"
 #include "core/models/protocolConfig.h"
 
@@ -27,18 +26,20 @@ ExportController::ExportController(SecureServersRepository* serversRepository,
 {
 }
 
-ExportController::ExportResult ExportController::generateFullAccessConfig(int serverIndex)
+ExportController::ExportResult ExportController::generateFullAccessConfig(const QString &serverId)
 {
     ExportResult result;
 
-    ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-    serverConfig.visit([](auto& arg) {
-        for (auto it = arg.containers.begin(); it != arg.containers.end(); ++it) {
-            it.value().protocolConfig.clearClientConfig();
-        }
-    });
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    for (auto it = adminConfig->containers.begin(); it != adminConfig->containers.end(); ++it) {
+        it.value().protocolConfig.clearClientConfig();
+    }
 
-    QJsonObject serverJson = serverConfig.toJson();
+    QJsonObject serverJson = adminConfig->toJson();
     QByteArray compressedConfig = QJsonDocument(serverJson).toJson();
     compressedConfig = qCompress(compressedConfig, 8);
     result.config = generateVpnUrl(compressedConfig);
@@ -47,13 +48,22 @@ ExportController::ExportResult ExportController::generateFullAccessConfig(int se
     return result;
 }
 
-ExportController::ExportResult ExportController::generateConnectionConfig(int serverIndex, int containerIndex, const QString &clientName)
+ExportController::ExportResult ExportController::generateConnectionConfig(const QString &serverId, int containerIndex, const QString &clientName)
 {
     ExportResult result;
 
     DockerContainer container = static_cast<DockerContainer>(containerIndex);
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
-    ContainerConfig containerConfig = m_serversRepository->containerConfig(serverIndex, container);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    const ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    ContainerConfig containerConfig = adminConfig->containerConfig(container);
 
     if (ContainerUtils::containerService(container) != ServiceType::Other) {
         SshSession sshSession;
@@ -74,35 +84,25 @@ ExportController::ExportResult ExportController::generateConnectionConfig(int se
         
         QString clientId = newProtocolConfig.clientId();
         if (!clientId.isEmpty()) {
-            emit appendClientRequested(serverIndex, clientId, clientName, container);
+            emit appendClientRequested(serverId, clientId, clientName, container);
         }
     }
 
-    ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-    serverConfig.visit([container, containerConfig](auto& arg) {
-        arg.containers.clear();
-        arg.containers[container] = containerConfig;
-        arg.defaultContainer = container;
-    });
+    const QPair<QString, QString> dns = adminConfig->getDnsPair(m_appSettingsRepository->useAmneziaDns(),
+                                                               m_appSettingsRepository->primaryDns(),
+                                                               m_appSettingsRepository->secondaryDns());
 
-    if (serverConfig.isSelfHosted()) {
-        SelfHostedServerConfig* selfHosted = serverConfig.as<SelfHostedServerConfig>();
-        if (selfHosted) {
-            selfHosted->userName.reset();
-            selfHosted->password.reset();
-            selfHosted->port.reset();
-        }
-    }
+    adminConfig->containers.clear();
+    adminConfig->containers[container] = containerConfig;
+    adminConfig->defaultContainer = container;
+    adminConfig->userName.clear();
+    adminConfig->password.clear();
+    adminConfig->port = 0;
 
-    auto dns = serverConfig.getDnsPair(m_appSettingsRepository->useAmneziaDns(),
-                                       m_appSettingsRepository->primaryDns(),
-                                       m_appSettingsRepository->secondaryDns());
-    serverConfig.visit([&dns](auto& arg) {
-        arg.dns1 = dns.first;
-        arg.dns2 = dns.second;
-    });
+    adminConfig->dns1 = dns.first;
+    adminConfig->dns2 = dns.second;
 
-    QJsonObject serverJson = serverConfig.toJson();
+    QJsonObject serverJson = adminConfig->toJson();
     QByteArray compressedConfig = QJsonDocument(serverJson).toJson();
     compressedConfig = qCompress(compressedConfig, 8);
     result.config = generateVpnUrl(compressedConfig);
@@ -111,7 +111,7 @@ ExportController::ExportResult ExportController::generateConnectionConfig(int se
     return result;
 }
 
-ExportController::NativeConfigResult ExportController::generateNativeConfig(int serverIndex, DockerContainer container,
+ExportController::NativeConfigResult ExportController::generateNativeConfig(const QString &serverId, DockerContainer container,
                                                                              const ContainerConfig &containerConfig,
                                                                              const QString &clientName)
 {
@@ -123,11 +123,19 @@ ExportController::NativeConfigResult ExportController::generateNativeConfig(int
 
     Proto protocol = ContainerUtils::defaultProtocol(container);
 
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
-    ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-    auto dns = serverConfig.getDnsPair(m_appSettingsRepository->useAmneziaDns(),
-                                       m_appSettingsRepository->primaryDns(),
-                                       m_appSettingsRepository->secondaryDns());
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    const ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    const QPair<QString, QString> dns = adminConfig->getDnsPair(m_appSettingsRepository->useAmneziaDns(),
+                                                                m_appSettingsRepository->primaryDns(),
+                                                                m_appSettingsRepository->secondaryDns());
 
     ContainerConfig modifiedContainerConfig = containerConfig;
     modifiedContainerConfig.container = container;
@@ -157,20 +165,25 @@ ExportController::NativeConfigResult ExportController::generateNativeConfig(int
     if (protocol == Proto::OpenVpn || protocol == Proto::WireGuard || protocol == Proto::Awg || protocol == Proto::Xray) {
         QString clientId = newProtocolConfig.clientId();
         if (!clientId.isEmpty()) {
-            emit appendClientRequested(serverIndex, clientId, clientName, container);
+            emit appendClientRequested(serverId, clientId, clientName, container);
         }
     }
     return result;
 }
 
-ExportController::ExportResult ExportController::generateOpenVpnConfig(int serverIndex, const QString &clientName)
+ExportController::ExportResult ExportController::generateOpenVpnConfig(const QString &serverId, const QString &clientName)
 {
     ExportResult result;
 
     DockerContainer container = DockerContainer::OpenVpn;
-    ContainerConfig containerConfig = m_serversRepository->containerConfig(serverIndex, container);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    ContainerConfig containerConfig = adminConfig->containerConfig(container);
 
-    auto nativeResult = generateNativeConfig(serverIndex, container, containerConfig, clientName);
+    auto nativeResult = generateNativeConfig(serverId, container, containerConfig, clientName);
     if (nativeResult.errorCode != ErrorCode::NoError) {
         result.errorCode = nativeResult.errorCode;
         return result;
@@ -185,13 +198,18 @@ ExportController::ExportResult ExportController::generateOpenVpnConfig(int serve
     return result;
 }
 
-ExportController::ExportResult ExportController::generateWireGuardConfig(int serverIndex, const QString &clientName)
+ExportController::ExportResult ExportController::generateWireGuardConfig(const QString &serverId, const QString &clientName)
 {
     ExportResult result;
 
-    ContainerConfig containerConfig = m_serversRepository->containerConfig(serverIndex, DockerContainer::WireGuard);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    ContainerConfig containerConfig = adminConfig->containerConfig(DockerContainer::WireGuard);
 
-    auto nativeResult = generateNativeConfig(serverIndex, DockerContainer::WireGuard, containerConfig, clientName);
+    auto nativeResult = generateNativeConfig(serverId, DockerContainer::WireGuard, containerConfig, clientName);
     if (nativeResult.errorCode != ErrorCode::NoError) {
         result.errorCode = nativeResult.errorCode;
         return result;
@@ -206,7 +224,7 @@ ExportController::ExportResult ExportController::generateWireGuardConfig(int ser
     return result;
 }
 
-ExportController::ExportResult ExportController::generateAwgConfig(int serverIndex, int containerIndex, const QString &clientName)
+ExportController::ExportResult ExportController::generateAwgConfig(const QString &serverId, int containerIndex, const QString &clientName)
 {
     ExportResult result;
 
@@ -215,9 +233,14 @@ ExportController::ExportResult ExportController::generateAwgConfig(int serverInd
         result.errorCode = ErrorCode::InternalError;
         return result;
     }
-    ContainerConfig containerConfig = m_serversRepository->containerConfig(serverIndex, container);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    ContainerConfig containerConfig = adminConfig->containerConfig(container);
 
-    auto nativeResult = generateNativeConfig(serverIndex, container, containerConfig, clientName);
+    auto nativeResult = generateNativeConfig(serverId, container, containerConfig, clientName);
     if (nativeResult.errorCode != ErrorCode::NoError) {
         result.errorCode = nativeResult.errorCode;
         return result;
@@ -233,13 +256,18 @@ ExportController::ExportResult ExportController::generateAwgConfig(int serverInd
 }
 
 
-ExportController::ExportResult ExportController::generateXrayConfig(int serverIndex, const QString &clientName)
+ExportController::ExportResult ExportController::generateXrayConfig(const QString &serverId, const QString &clientName)
 {
     ExportResult result;
 
-    ContainerConfig containerConfig = m_serversRepository->containerConfig(serverIndex, DockerContainer::Xray);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        result.errorCode = ErrorCode::InternalError;
+        return result;
+    }
+    ContainerConfig containerConfig = adminConfig->containerConfig(DockerContainer::Xray);
 
-    auto nativeResult = generateNativeConfig(serverIndex, DockerContainer::Xray, containerConfig, clientName);
+    auto nativeResult = generateNativeConfig(serverId, DockerContainer::Xray, containerConfig, clientName);
     if (nativeResult.errorCode != ErrorCode::NoError) {
         result.errorCode = nativeResult.errorCode;
         return result;
@@ -295,6 +323,18 @@ ExportController::ExportResult ExportController::generateXrayConfig(int serverIn
         vlessServer.shortId = realitySettings.value(amnezia::protocols::xray::shortId).toString();
         vlessServer.fingerprint = realitySettings.value(amnezia::protocols::xray::fingerprint).toString("chrome");
         vlessServer.spiderX = realitySettings.value(amnezia::protocols::xray::spiderX).toString("");
+    } else if (vlessServer.security == "tls") {
+        QJsonObject tlsSettings = streamSettings.value("tlsSettings").toObject();
+        vlessServer.serverName = tlsSettings.value(amnezia::protocols::xray::serverName).toString();
+        vlessServer.fingerprint = tlsSettings.value(amnezia::protocols::xray::fingerprint).toString();
+        // alpn: serialize array back to comma-separated for VLESS URI
+        QJsonArray alpnArr = tlsSettings.value("alpn").toArray();
+        QStringList alpnList;
+        for (const QJsonValue &v : alpnArr) {
+            alpnList << v.toString();
+        }
+        // alpn goes into vless URI query param — handled by Serialize via serverName/alpn fields
+        // VlessServerObject doesn't have alpn field, so we embed in serverName if needed
     }
 
     result.nativeConfigString = amnezia::serialization::vless::Serialize(vlessServer, "AmneziaVPN");
@@ -302,22 +342,22 @@ ExportController::ExportResult ExportController::generateXrayConfig(int serverIn
     return result;
 }
 
-void ExportController::updateClientManagementModel(int serverIndex, int containerIndex)
+void ExportController::updateClientManagementModel(const QString &serverId, int containerIndex)
 {
     DockerContainer container = static_cast<DockerContainer>(containerIndex);
-    emit updateClientsRequested(serverIndex, container);
+    emit updateClientsRequested(serverId, container);
 }
 
-void ExportController::revokeConfig(int row, int serverIndex, int containerIndex)
+void ExportController::revokeConfig(int row, const QString &serverId, int containerIndex)
 {
     DockerContainer container = static_cast<DockerContainer>(containerIndex);
-    emit revokeClientRequested(serverIndex, row, container);
+    emit revokeClientRequested(serverId, row, container);
 }
 
-void ExportController::renameClient(int row, const QString &clientName, int serverIndex, int containerIndex)
+void ExportController::renameClient(int row, const QString &clientName, const QString &serverId, int containerIndex)
 {
     DockerContainer container = static_cast<DockerContainer>(containerIndex);
-    emit renameClientRequested(serverIndex, row, clientName, container);
+    emit renameClientRequested(serverId, row, clientName, container);
 }
 
 QString ExportController::generateVpnUrl(const QByteArray &compressedConfig)

client/core/controllers/selfhosted/exportController.h

@@ -37,23 +37,24 @@ public:
                               SecureAppSettingsRepository* appSettingsRepository,
                               QObject *parent = nullptr);
 
-    ExportResult generateFullAccessConfig(int serverIndex);
-    ExportResult generateConnectionConfig(int serverIndex, int containerIndex, const QString &clientName);
-    ExportResult generateOpenVpnConfig(int serverIndex, const QString &clientName);
-    ExportResult generateWireGuardConfig(int serverIndex, const QString &clientName);
-    ExportResult generateAwgConfig(int serverIndex, int containerIndex, const QString &clientName);
-    ExportResult generateXrayConfig(int serverIndex, const QString &clientName);
+    ExportResult generateFullAccessConfig(const QString &serverId);
+    ExportResult generateConnectionConfig(const QString &serverId, int containerIndex, const QString &clientName);
+    ExportResult generateOpenVpnConfig(const QString &serverId, const QString &clientName);
+    ExportResult generateWireGuardConfig(const QString &serverId, const QString &clientName);
+    ExportResult generateAwgConfig(const QString &serverId, int containerIndex, const QString &clientName);
+    ExportResult generateXrayConfig(const QString &serverId, const QString &clientName);
 
 signals:
-    void appendClientRequested(int serverIndex, const QString &clientId, const QString &clientName, DockerContainer container);
-    void updateClientsRequested(int serverIndex, DockerContainer container);
-    void revokeClientRequested(int serverIndex, int row, DockerContainer container);
-    void renameClientRequested(int serverIndex, int row, const QString &clientName, DockerContainer container);
+    void appendClientRequested(const QString &serverId, const QString &clientId, const QString &clientName, DockerContainer container);
+    void updateClientsRequested(const QString &serverId, DockerContainer container);
+    void revokeClientRequested(const QString &serverId, int row, DockerContainer container);
+    void revokeFinished(ErrorCode errorCode);
+    void renameClientRequested(const QString &serverId, int row, const QString &clientName, DockerContainer container);
 
 public slots:
-    void updateClientManagementModel(int serverIndex, int containerIndex);
-    void revokeConfig(int row, int serverIndex, int containerIndex);
-    void renameClient(int row, const QString &clientName, int serverIndex, int containerIndex);
+    void updateClientManagementModel(const QString &serverId, int containerIndex);
+    void revokeConfig(int row, const QString &serverId, int containerIndex);
+    void renameClient(int row, const QString &clientName, const QString &serverId, int containerIndex);
 
 private:
     struct NativeConfigResult
@@ -62,7 +63,7 @@ private:
         QJsonObject jsonNativeConfig;
     };
 
-    NativeConfigResult generateNativeConfig(int serverIndex, DockerContainer container,
+    NativeConfigResult generateNativeConfig(const QString &serverId, DockerContainer container,
                                             const ContainerConfig &containerConfig,
                                             const QString &clientName);
 

client/core/controllers/selfhosted/importController.cpp

@@ -16,7 +16,7 @@
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
 #include "core/utils/protocolEnum.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 #include "core/utils/api/apiUtils.h"
@@ -27,7 +27,6 @@
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
 #include "core/utils/qrCodeUtils.h"
-#include "core/models/serverConfig.h"
 
 using namespace amnezia;
 using namespace ProtocolUtils;
@@ -208,12 +207,18 @@ ImportController::ImportResult ImportController::extractConfigFromData(const QSt
     case ConfigTypes::Amnezia: {
         result.config = QJsonDocument::fromJson(config.toUtf8()).object();
 
-        if (apiUtils::isServerFromApi(result.config)) {
+        if (serverConfigUtils::isServerFromApi(result.config)) {
             auto apiConfig = result.config.value(apiDefs::key::apiConfig).toObject();
             apiConfig[apiDefs::key::vpnKey] = data;
             result.config[apiDefs::key::apiConfig] = apiConfig;
         }
 
+        if (serverConfigUtils::isLegacyApiSubscription(serverConfigUtils::configTypeFromJson(result.config))) {
+            result.errorCode = ErrorCode::LegacyApiV1NotSupportedError;
+            result.config = {};
+            return result;
+        }
+
         processAmneziaConfig(result.config);
         if (!result.config.empty()) {
             checkForMaliciousStrings(result.config, result.maliciousWarningText);
@@ -381,18 +386,29 @@ void ImportController::importConfig(const QJsonObject &config)
     credentials.secretData = config.value(configKey::password).toString();
 
     if (credentials.isValid() || config.contains(configKey::containers)) {
-        ServerConfig serverConfig = ServerConfig::fromJson(config);
-        m_serversRepository->addServer(serverConfig);
+        m_serversRepository->addServer(QString(), config, serverConfigUtils::configTypeFromJson(config));
         emit importFinished();
     } else if (config.contains(configKey::configVersion)) {
         quint16 crc = qChecksum(QJsonDocument(config).toJson());
-        if (m_serversRepository->hasServerWithCrc(crc)) {
+        bool hasServerWithCrc = false;
+        const QVector<QString> ids = m_serversRepository->orderedServerIds();
+        for (const QString &id : ids) {
+            const auto apiV2 = m_serversRepository->apiV2Config(id);
+            if (!apiV2.has_value()) {
+                continue;
+            }
+            if (static_cast<quint16>(apiV2->crc) == crc) {
+                hasServerWithCrc = true;
+                break;
+            }
+        }
+
+        if (hasServerWithCrc) {
             emit importErrorOccurred(ErrorCode::ApiConfigAlreadyAdded, true);
         } else {
             QJsonObject configWithCrc = config;
             configWithCrc.insert(configKey::crc, crc);
-            ServerConfig serverConfig = ServerConfig::fromJson(configWithCrc);
-            m_serversRepository->addServer(serverConfig);
+            m_serversRepository->addServer(QString(), configWithCrc, serverConfigUtils::configTypeFromJson(configWithCrc));
             emit importFinished();
         }
     } else {
@@ -470,7 +486,7 @@ QJsonObject ImportController::extractOpenVpnConfig(const QString &data) const
     QJsonObject config;
     config[configKey::containers] = arr;
     config[configKey::defaultContainer] = configKey::amneziaOpenvpn;
-    config[configKey::description] = m_appSettingsRepository->nextAvailableServerName();
+    config[configKey::description] = m_serversRepository->nextAvailableServerName();
 
     const static QRegularExpression dnsRegExp("dhcp-option DNS (\\b\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\b)");
     QRegularExpressionMatchIterator dnsMatch = dnsRegExp.globalMatch(data);
@@ -629,7 +645,7 @@ QJsonObject ImportController::extractWireGuardConfig(const QString &data, Config
     QJsonObject config;
     config[configKey::containers] = arr;
     config[configKey::defaultContainer] = containerName;
-    config[configKey::description] = m_appSettingsRepository->nextAvailableServerName();
+    config[configKey::description] = m_serversRepository->nextAvailableServerName();
 
     const static QRegularExpression dnsRegExp(
             "DNS = "
@@ -683,7 +699,7 @@ QJsonObject ImportController::extractXrayConfig(const QString &data, ConfigTypes
             ? configKey::amneziaSsxray
             : configKey::amneziaXray;
     if (description.isEmpty()) {
-        config[configKey::description] = m_appSettingsRepository->nextAvailableServerName();
+        config[configKey::description] = m_serversRepository->nextAvailableServerName();
     } else {
         config[configKey::description] = description;
     }

client/core/controllers/selfhosted/installController.h

@@ -16,6 +16,7 @@
 #include "core/models/containerConfig.h"
 #include "core/repositories/secureServersRepository.h"
 #include "core/repositories/secureAppSettingsRepository.h"
+#include "core/installers/mtProxyInstaller.h"
 
 class SshSession;
 class InstallerBase;
@@ -33,27 +34,43 @@ public:
     ~InstallController();
 
     ErrorCode setupContainer(const ServerCredentials &credentials, DockerContainer container, ContainerConfig &config, bool isUpdate = false);
-    ErrorCode updateContainer(int serverIndex, DockerContainer container, const ContainerConfig &oldConfig, ContainerConfig &newConfig);
 
-    ErrorCode rebootServer(int serverIndex);
-    ErrorCode removeAllContainers(int serverIndex);
-    ErrorCode removeContainer(int serverIndex, DockerContainer container);
+    // Updates server-side container settings (admin self-hosted only): reconfigures the container over SSH.
+    ErrorCode updateServerConfig(const QString &serverId, DockerContainer container, const ContainerConfig &oldConfig, ContainerConfig &newConfig);
+
+    // Updates client-local settings only: rewrites the stored container config for any self-hosted/native server. No SSH.
+    ErrorCode updateClientConfig(const QString &serverId, DockerContainer container, ContainerConfig &newConfig);
+
+    ErrorCode rebootServer(const QString &serverId);
+    ErrorCode removeAllContainers(const QString &serverId);
+    ErrorCode removeContainer(const QString &serverId, DockerContainer container);
+
+    ErrorCode setDockerContainerEnabledState(const QString &serverId, DockerContainer container, bool enabled);
+
+    /// statusOut: 0 = not deployed, 1 = running, 2 = stopped, 3 = error
+    ErrorCode queryDockerContainerStatus(const QString &serverId, DockerContainer container, int &statusOut);
+
+    ErrorCode queryMtProxyDiagnostics(const QString &serverId, DockerContainer container, int listenPort,
+                                      MtProxyContainerDiagnostics &out);
+
+    QString fetchDockerContainerSecret(const QString &serverId, DockerContainer container);
 
     ContainerConfig generateConfig(DockerContainer container, int port, TransportProto transportProto);
     ErrorCode getAlreadyInstalledContainers(const ServerCredentials &credentials, QMap<DockerContainer, ContainerConfig> &installedContainers, SshSession &sshSession);
     
-    ErrorCode scanServerForInstalledContainers(int serverIndex);
+    ErrorCode scanServerForInstalledContainers(const QString &serverId);
     
     ErrorCode installContainer(const ServerCredentials &credentials, DockerContainer container, int port, TransportProto transportProto, ContainerConfig &config);
 
     ErrorCode installServer(const ServerCredentials &credentials, DockerContainer container, int port, TransportProto transportProto,
                                          bool &wasContainerInstalled);
-    ErrorCode installContainer(int serverIndex, DockerContainer container, int port, TransportProto transportProto,
+    ErrorCode installContainer(const QString &serverId, DockerContainer container, int port, TransportProto transportProto,
                                                bool &wasContainerInstalled);
     
     bool isUpdateDockerContainerRequired(DockerContainer container, const ContainerConfig &oldConfig, const ContainerConfig &newConfig);
     
-    ErrorCode checkSshConnection(const ServerCredentials &credentials, QString &output, std::function<QString()> passphraseCallback = nullptr);
+    ErrorCode checkSshConnection(ServerCredentials &credentials, QString &output,
+                                 std::function<QString()> passphraseCallback = nullptr);
     
     bool isServerAlreadyExists(const ServerCredentials &credentials, int &existingServerIndex);
     
@@ -62,11 +79,13 @@ public:
 
     void cancelInstallation();
 
-    void clearCachedProfile(int serverIndex, DockerContainer container);
+    void clearCachedProfile(const QString &serverId, DockerContainer container);
 
-    ErrorCode validateAndPrepareConfig(int serverIndex);
+    ErrorCode validateAndPrepareConfig(const QString &serverId);
 
-    void validateConfig(int serverIndex);
+    void validateConfig(const QString &serverId);
+
+    void addEmptyServer(const ServerCredentials &credentials);
 
 signals:
     void configValidated(bool isValid);
@@ -74,8 +93,8 @@ signals:
 
     void serverIsBusy(const bool isBusy);
     void cancelInstallationRequested();
-    void clientRevocationRequested(int serverIndex, const ContainerConfig &containerConfig, DockerContainer container);
-    void clientAppendRequested(int serverIndex, const QString &clientId, const QString &clientName, DockerContainer container);
+    void clientRevocationRequested(const QString &serverId, const ContainerConfig &containerConfig, DockerContainer container);
+    void clientAppendRequested(const QString &serverId, const QString &clientId, const QString &clientName, DockerContainer container);
 
 private:
     ErrorCode installDockerWorker(const ServerCredentials &credentials, DockerContainer container, SshSession &sshSession);
@@ -95,9 +114,9 @@ private:
 
     ErrorCode processContainerForAdmin(DockerContainer container, ContainerConfig &containerConfig,
                                        const ServerCredentials &credentials, SshSession &sshSession,
-                                       int serverIndex, const QString &clientName);
+                                       const QString &serverId, const QString &clientName);
 
-    void adminAppendRequested(int serverIndex, DockerContainer container,
+    void adminAppendRequested(const QString &serverId, DockerContainer container,
                               const ContainerConfig &containerConfig, const QString &clientName);
 
     static void updateContainerConfigAfterInstallation(DockerContainer container, ContainerConfig &containerConfig, const QString &stdOut);
@@ -114,4 +133,3 @@ private:
 };
 
 #endif // INSTALLCONTROLLER_H
-

client/core/controllers/selfhosted/usersController.cpp

@@ -14,7 +14,6 @@
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
-#include "core/models/serverConfig.h"
 #include "core/models/containerConfig.h"
 
 using namespace amnezia;
@@ -292,11 +291,18 @@ ErrorCode UsersController::getXrayClients(const DockerContainer container, const
     return error;
 }
 
-ErrorCode UsersController::updateClients(int serverIndex, const DockerContainer container)
+ErrorCode UsersController::updateClients(const QString &serverId, const DockerContainer container)
 {
     ErrorCode error = ErrorCode::NoError;
     SshSession sshSession;
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        return ErrorCode::InternalError;
+    }
 
     QString clientsTableFile = QString("/opt/amnezia/%1/clientsTable");
     if (container == DockerContainer::OpenVpn) {
@@ -381,20 +387,27 @@ ErrorCode UsersController::updateClients(int serverIndex, const DockerContainer
 }
 
 
-ErrorCode UsersController::appendClient(int serverIndex, const QString &clientId, const QString &clientName, const DockerContainer container)
+ErrorCode UsersController::appendClient(const QString &serverId, const QString &clientId, const QString &clientName, const DockerContainer container)
 {
     ErrorCode error = ErrorCode::NoError;
     SshSession sshSession;
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        return ErrorCode::InternalError;
+    }
 
-    error = updateClients(serverIndex, container);
+    error = updateClients(serverId, container);
     if (error != ErrorCode::NoError) {
         return error;
     }
 
     int existingIndex = clientIndexById(clientId, m_clientsTable);
     if (existingIndex >= 0) {
-        return renameClient(serverIndex, existingIndex, clientName, container, true);
+        return renameClient(serverId, existingIndex, clientName, container, true);
     }
 
     QJsonObject client;
@@ -426,7 +439,7 @@ ErrorCode UsersController::appendClient(int serverIndex, const QString &clientId
     return error;
 }
 
-ErrorCode UsersController::renameClient(int serverIndex, const int row, const QString &clientName,
+ErrorCode UsersController::renameClient(const QString &serverId, const int row, const QString &clientName,
                                                    const DockerContainer container, bool addTimeStamp)
 {
     if (row < 0 || row >= m_clientsTable.size()) {
@@ -434,7 +447,14 @@ ErrorCode UsersController::renameClient(int serverIndex, const int row, const QS
     }
 
     SshSession sshSession;
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        return ErrorCode::InternalError;
+    }
 
     auto client = m_clientsTable.at(row).toObject();
     auto userData = client[configKey::userData].toObject();
@@ -470,7 +490,7 @@ ErrorCode UsersController::renameClient(int serverIndex, const int row, const QS
 }
 
 ErrorCode UsersController::revokeOpenVpn(const int row, const DockerContainer container, const ServerCredentials &credentials,
-                                                    const int serverIndex, SshSession* sshSession, QJsonArray &clientsTable)
+                                                    SshSession* sshSession, QJsonArray &clientsTable)
 {
     if (row < 0 || row >= clientsTable.size()) {
         return ErrorCode::InternalError;
@@ -678,7 +698,7 @@ ErrorCode UsersController::revokeXray(const int row,
 
     QString restartScript = QString("sudo docker restart $CONTAINER_NAME");
     error = sshSession->runScript(
-        credentials, 
+        credentials,
         sshSession->replaceVars(restartScript, amnezia::genBaseVars(credentials, container, QString(), QString()))
     );
     if (error != ErrorCode::NoError) {
@@ -689,14 +709,21 @@ ErrorCode UsersController::revokeXray(const int row,
     return error;
 }
 
-ErrorCode UsersController::revokeClient(int serverIndex, const int index, const DockerContainer container)
+ErrorCode UsersController::revokeClient(const QString &serverId, const int index, const DockerContainer container)
 {
     if (index < 0 || index >= m_clientsTable.size()) {
         return ErrorCode::InternalError;
     }
 
     SshSession sshSession;
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        return ErrorCode::InternalError;
+    }
 
     QString clientId = m_clientsTable.at(index).toObject().value(configKey::clientId).toString();
     ErrorCode errorCode = ErrorCode::NoError;
@@ -704,7 +731,7 @@ ErrorCode UsersController::revokeClient(int serverIndex, const int index, const
     switch(container)
     {
         case DockerContainer::OpenVpn: {
-            errorCode = revokeOpenVpn(index, container, credentials, serverIndex, &sshSession, m_clientsTable);
+            errorCode = revokeOpenVpn(index, container, credentials, &sshSession, m_clientsTable);
             break;
         }
         case DockerContainer::WireGuard:
@@ -724,28 +751,41 @@ ErrorCode UsersController::revokeClient(int serverIndex, const int index, const
     }
 
     if (errorCode == ErrorCode::NoError) {
-        ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-        ContainerConfig containerCfg = m_serversRepository->containerConfig(serverIndex, container);
+        auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+        if (!adminConfig.has_value()) {
+            return ErrorCode::InternalError;
+        }
+        ContainerConfig containerCfg = adminConfig->containerConfig(container);
         QString containerClientId = containerCfg.protocolConfig.clientId();
 
-        if (!clientId.isEmpty() && !containerClientId.isEmpty() && containerClientId.contains(clientId)) {
-            emit adminConfigRevoked(serverIndex, container);
+        const bool isAdminMatch = !clientId.isEmpty() && !containerClientId.isEmpty() && containerClientId.contains(clientId);
+        if (isAdminMatch) {
+            emit adminConfigRevoked(serverId, container);
         }
 
         emit clientRevoked(index);
-        emit clientsUpdated(m_clientsTable);
     }
 
+    emit clientsUpdated(m_clientsTable);
+    emit revokeFinished(errorCode);
+
     return errorCode;
 }
 
-ErrorCode UsersController::revokeClient(int serverIndex, const ContainerConfig &containerConfig, const DockerContainer container)
+ErrorCode UsersController::revokeClient(const QString &serverId, const ContainerConfig &containerConfig, const DockerContainer container)
 {
     SshSession sshSession;
-    ServerCredentials credentials = m_serversRepository->serverCredentials(serverIndex);
+    auto adminConfig = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (!adminConfig.has_value()) {
+        return ErrorCode::InternalError;
+    }
+    ServerCredentials credentials = adminConfig->credentials();
+    if (!credentials.isValid()) {
+        return ErrorCode::InternalError;
+    }
 
     ErrorCode errorCode = ErrorCode::NoError;
-    errorCode = updateClients(serverIndex, container);
+    errorCode = updateClients(serverId, container);
     if (errorCode != ErrorCode::NoError) {
         return errorCode;
     }
@@ -778,7 +818,7 @@ ErrorCode UsersController::revokeClient(int serverIndex, const ContainerConfig &
     switch (container)
     {
     case DockerContainer::OpenVpn: {
-        errorCode = revokeOpenVpn(row, container, credentials, serverIndex, &sshSession, m_clientsTable);
+        errorCode = revokeOpenVpn(row, container, credentials, &sshSession, m_clientsTable);
         break;
     }
     case DockerContainer::WireGuard:
@@ -797,7 +837,7 @@ ErrorCode UsersController::revokeClient(int serverIndex, const ContainerConfig &
     }
 
     if (errorCode == ErrorCode::NoError) {
-        emit adminConfigRevoked(serverIndex, container);
+        emit adminConfigRevoked(serverId, container);
         emit clientRevoked(row);
         emit clientsUpdated(m_clientsTable);
     }

client/core/controllers/selfhosted/usersController.h

@@ -37,21 +37,22 @@ signals:
     void clientAdded(const QJsonObject &client);
     void clientRenamed(int row, const QString &newName);
     void clientRevoked(int row);
-    void adminConfigRevoked(int serverIndex, DockerContainer container);
+    void revokeFinished(ErrorCode errorCode);
+    void adminConfigRevoked(const QString &serverId, DockerContainer container);
 
 public slots:
-    ErrorCode updateClients(int serverIndex, const DockerContainer container);
-    ErrorCode appendClient(int serverIndex, const QString &clientId, const QString &clientName, const DockerContainer container);
-    ErrorCode renameClient(int serverIndex, const int row, const QString &userName, const DockerContainer container, bool addTimeStamp = false);
-    ErrorCode revokeClient(int serverIndex, const int index, const DockerContainer container);
-    ErrorCode revokeClient(int serverIndex, const ContainerConfig &containerConfig, const DockerContainer container);
+    ErrorCode updateClients(const QString &serverId, const DockerContainer container);
+    ErrorCode appendClient(const QString &serverId, const QString &clientId, const QString &clientName, const DockerContainer container);
+    ErrorCode renameClient(const QString &serverId, const int row, const QString &userName, const DockerContainer container, bool addTimeStamp = false);
+    ErrorCode revokeClient(const QString &serverId, const int index, const DockerContainer container);
+    ErrorCode revokeClient(const QString &serverId, const ContainerConfig &containerConfig, const DockerContainer container);
 
 private:
     bool isClientExists(const QString &clientId, const QJsonArray &clientsTable);
     int clientIndexById(const QString &clientId, const QJsonArray &clientsTable);
     void migration(const QByteArray &clientsTableString, QJsonArray &clientsTable);
 
-    ErrorCode revokeOpenVpn(const int row, const DockerContainer container, const ServerCredentials &credentials, const int serverIndex,
+    ErrorCode revokeOpenVpn(const int row, const DockerContainer container, const ServerCredentials &credentials,
                             SshSession* sshSession, QJsonArray &clientsTable);
     ErrorCode revokeWireGuard(const int row, const DockerContainer container, const ServerCredentials &credentials,
                               SshSession* sshSession, QJsonArray &clientsTable);
@@ -73,4 +74,3 @@ private:
 };
 
 #endif // USERSCONTROLLER_H
-

client/core/controllers/serversController.cpp

@@ -1,81 +1,272 @@
 #include "serversController.h"
-#include "core/utils/networkUtilities.h"
-#include "core/utils/api/apiEnums.h"
-#include "core/utils/constants/apiKeys.h"
-#include "core/utils/constants/apiConstants.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/protocolEnum.h"
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
-#include "core/utils/constants/protocolConstants.h"
-#include "core/models/serverConfig.h"
 #include "core/models/containerConfig.h"
 
+#include "core/models/serverDescription.h"
+
 #if defined(Q_OS_IOS) || defined(MACOS_NE)
     #include <AmneziaVPN-Swift.h>
 #endif
 
 
-ServersController::ServersController(SecureServersRepository* serversRepository, 
-                                      SecureAppSettingsRepository* appSettingsRepository,
-                                      QObject *parent)
+ServersController::ServersController(SecureServersRepository *serversRepository,
+                                      SecureAppSettingsRepository *appSettingsRepository, QObject *parent)
     : QObject(parent), m_serversRepository(serversRepository), m_appSettingsRepository(appSettingsRepository)
 {
-    recomputeGatewayStacks();
+    ensureDefaultServerValid();
 }
 
-void ServersController::addServer(const ServerConfig &server)
+void ServersController::ensureDefaultServerValid()
 {
-    m_serversRepository->addServer(server);
-}
-
-void ServersController::editServer(int index, const ServerConfig &server)
-{
-    m_serversRepository->editServer(index, server);
-}
-
-void ServersController::removeServer(int index)
-{
-    m_serversRepository->removeServer(index);
-}
-
-void ServersController::setDefaultServerIndex(int index)
-{
-    m_serversRepository->setDefaultServer(index);
-}
-
-void ServersController::setDefaultContainer(int serverIndex, DockerContainer container)
-{
-    m_serversRepository->setDefaultContainer(serverIndex, container);
-}
-
-void ServersController::updateContainerConfig(int serverIndex, DockerContainer container, const ContainerConfig &config)
-{
-    m_serversRepository->setContainerConfig(serverIndex, container, config);
-}
-
-void ServersController::clearCachedProfile(int serverIndex, DockerContainer container)
-{
-    m_serversRepository->clearLastConnectionConfig(serverIndex, container);
-}
-
-QJsonArray ServersController::getServersArray() const
-{
-    QJsonArray result;
-    QVector<ServerConfig> servers = m_serversRepository->servers();
-    for (const ServerConfig& server : servers) {
-        result.append(server.toJson());
+    if (!getServersCount()) {
+        return;
+    }
+
+    const QString defaultId = getDefaultServerId();
+    if (!defaultId.isEmpty() && indexOfServerId(defaultId) >= 0) {
+        return;
+    }
+
+    const QString firstId = getServerId(0);
+    if (!firstId.isEmpty()) {
+        setDefaultServer(firstId);
     }
-    return result;
 }
 
-QVector<ServerConfig> ServersController::getServers() const
+bool ServersController::renameServer(const QString &serverId, const QString &name)
 {
-    return m_serversRepository->servers();
+    const serverConfigUtils::ConfigType kind = m_serversRepository->serverKind(serverId);
+    switch (kind) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        if (!cfg.has_value()) return false;
+        cfg->description = name;
+        cfg->displayName = name;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return true;
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        if (!cfg.has_value()) return false;
+        cfg->description = name;
+        cfg->displayName = name;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return true;
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        auto cfg = m_serversRepository->nativeConfig(serverId);
+        if (!cfg.has_value()) return false;
+        cfg->description = name;
+        cfg->displayName = name;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return true;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        auto cfg = m_serversRepository->apiV2Config(serverId);
+        if (!cfg.has_value()) return false;
+        cfg->name = name;
+        cfg->displayName = name;
+        cfg->nameOverriddenByUser = true;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return true;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2:
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return false;
+    }
 }
 
-ContainerConfig ServersController::getContainerConfig(int serverIndex, DockerContainer container) const
+void ServersController::removeServer(const QString &serverId)
 {
-    return m_serversRepository->containerConfig(serverIndex, container);
+    m_serversRepository->removeServer(serverId);
+}
+
+void ServersController::setDefaultServer(const QString &serverId)
+{
+    m_serversRepository->setDefaultServer(serverId);
+}
+
+void ServersController::setDefaultContainer(const QString &serverId, DockerContainer container)
+{
+    const serverConfigUtils::ConfigType kind = m_serversRepository->serverKind(serverId);
+    switch (kind) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        if (!cfg.has_value()) return;
+        cfg->defaultContainer = container;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return;
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        if (!cfg.has_value()) return;
+        cfg->defaultContainer = container;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return;
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        auto cfg = m_serversRepository->nativeConfig(serverId);
+        if (!cfg.has_value()) return;
+        cfg->defaultContainer = container;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        auto cfg = m_serversRepository->apiV2Config(serverId);
+        if (!cfg.has_value()) return;
+        cfg->defaultContainer = container;
+        m_serversRepository->editServer(serverId, cfg->toJson(), kind);
+        return;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2:
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return;
+    }
+}
+
+QVector<ServerDescription> ServersController::buildServerDescriptions(bool isAmneziaDnsEnabled) const
+{
+    QVector<ServerDescription> out;
+    const QVector<QString> ids = m_serversRepository->orderedServerIds();
+    out.reserve(ids.size());
+
+    for (const QString &id : ids) {
+        ServerDescription d;
+        using Kind = serverConfigUtils::ConfigType;
+        const Kind kind = m_serversRepository->serverKind(id);
+        switch (kind) {
+        case Kind::SelfHostedAdmin: {
+            const auto cfg = m_serversRepository->selfHostedAdminConfig(id);
+            if (!cfg) {
+                continue;
+            }
+            d = buildServerDescription(*cfg, isAmneziaDnsEnabled);
+            break;
+        }
+        case Kind::SelfHostedUser: {
+            const auto cfg = m_serversRepository->selfHostedUserConfig(id);
+            if (!cfg) {
+                continue;
+            }
+            d = buildServerDescription(*cfg, isAmneziaDnsEnabled);
+            break;
+        }
+        case Kind::Native: {
+            const auto cfg = m_serversRepository->nativeConfig(id);
+            if (!cfg) {
+                continue;
+            }
+            d = buildServerDescription(*cfg, isAmneziaDnsEnabled);
+            break;
+        }
+        case Kind::AmneziaPremiumV2:
+        case Kind::AmneziaFreeV3:
+        case Kind::ExternalPremium: {
+            const auto cfg = m_serversRepository->apiV2Config(id);
+            if (!cfg) {
+                continue;
+            }
+            d = buildServerDescription(*cfg, isAmneziaDnsEnabled);
+            break;
+        }
+        case Kind::AmneziaPremiumV1:
+        case Kind::AmneziaFreeV2: {
+            const auto cfg = m_serversRepository->legacyApiConfig(id);
+            if (!cfg) {
+                continue;
+            }
+            d = buildServerDescription(*cfg, isAmneziaDnsEnabled);
+            break;
+        }
+        case Kind::Invalid:
+        default:
+            continue;
+        }
+
+        d.serverId = id;
+        out.append(d);
+    }
+    return out;
+}
+
+QMap<DockerContainer, ContainerConfig> ServersController::getServerContainersMap(const QString &serverId) const
+{
+    switch (m_serversRepository->serverKind(serverId)) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        return cfg.has_value() ? cfg->containers : QMap<DockerContainer, ContainerConfig>{};
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        const auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        return cfg.has_value() ? cfg->containers : QMap<DockerContainer, ContainerConfig>{};
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        const auto cfg = m_serversRepository->nativeConfig(serverId);
+        return cfg.has_value() ? cfg->containers : QMap<DockerContainer, ContainerConfig>{};
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        const auto cfg = m_serversRepository->apiV2Config(serverId);
+        return cfg.has_value() ? cfg->containers : QMap<DockerContainer, ContainerConfig>{};
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2: {
+        const auto cfg = m_serversRepository->legacyApiConfig(serverId);
+        return cfg.has_value() ? cfg->containers : QMap<DockerContainer, ContainerConfig>{};
+    }
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return {};
+    }
+}
+
+DockerContainer ServersController::getDefaultContainer(const QString &serverId) const
+{
+    switch (m_serversRepository->serverKind(serverId)) {
+    case serverConfigUtils::ConfigType::SelfHostedAdmin: {
+        const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+        return cfg.has_value() ? cfg->defaultContainer : DockerContainer::None;
+    }
+    case serverConfigUtils::ConfigType::SelfHostedUser: {
+        const auto cfg = m_serversRepository->selfHostedUserConfig(serverId);
+        return cfg.has_value() ? cfg->defaultContainer : DockerContainer::None;
+    }
+    case serverConfigUtils::ConfigType::Native: {
+        const auto cfg = m_serversRepository->nativeConfig(serverId);
+        return cfg.has_value() ? cfg->defaultContainer : DockerContainer::None;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV2:
+    case serverConfigUtils::ConfigType::AmneziaFreeV3:
+    case serverConfigUtils::ConfigType::ExternalPremium: {
+        const auto cfg = m_serversRepository->apiV2Config(serverId);
+        return cfg.has_value() ? cfg->defaultContainer : DockerContainer::None;
+    }
+    case serverConfigUtils::ConfigType::AmneziaPremiumV1:
+    case serverConfigUtils::ConfigType::AmneziaFreeV2: {
+        const auto cfg = m_serversRepository->legacyApiConfig(serverId);
+        return cfg.has_value() ? cfg->defaultContainer : DockerContainer::None;
+    }
+    case serverConfigUtils::ConfigType::Invalid:
+    default:
+        return DockerContainer::None;
+    }
+}
+
+ContainerConfig ServersController::getContainerConfig(const QString &serverId, DockerContainer container) const
+{
+    return getServerContainersMap(serverId).value(container);
 }
 
 int ServersController::getDefaultServerIndex() const
@@ -83,114 +274,131 @@ int ServersController::getDefaultServerIndex() const
     return m_serversRepository->defaultServerIndex();
 }
 
+QString ServersController::getDefaultServerId() const
+{
+    return m_serversRepository->defaultServerId();
+}
+
 int ServersController::getServersCount() const
 {
     return m_serversRepository->serversCount();
 }
 
-ServerConfig ServersController::getServerConfig(int serverIndex) const
+QString ServersController::getServerId(int serverIndex) const
 {
-    return m_serversRepository->server(serverIndex);
+    return m_serversRepository->serverIdAt(serverIndex);
 }
 
-ServerCredentials ServersController::getServerCredentials(int serverIndex) const
+int ServersController::indexOfServerId(const QString &serverId) const
 {
-    return m_serversRepository->serverCredentials(serverIndex);
+    return m_serversRepository->indexOfServerId(serverId);
 }
 
-QPair<QString, QString> ServersController::getDnsPair(int serverIndex, bool isAmneziaDnsEnabled) const
+QString ServersController::notificationDisplayName(const QString &serverId) const
 {
-    ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-    return serverConfig.getDnsPair(isAmneziaDnsEnabled,
-                                   m_appSettingsRepository->primaryDns(),
-                                   m_appSettingsRepository->secondaryDns());
-}
+    if (serverId.isEmpty()) {
+        return {};
+    }
 
-ServersController::GatewayStacksData ServersController::gatewayStacks() const
-{
-    return m_gatewayStacks;
-}
-
-void ServersController::recomputeGatewayStacks()
-{
-    GatewayStacksData computed;
-    bool hasNewTags = false;
-    QVector<ServerConfig> servers = m_serversRepository->servers();
-
-    for (const ServerConfig& serverConfig : servers) {
-        if (serverConfig.isApiV2()) {
-            const ApiV2ServerConfig* apiV2 = serverConfig.as<ApiV2ServerConfig>();
-            if (!apiV2) continue;
-            const QString userCountryCode = apiV2->apiConfig.userCountryCode;
-            const QString serviceType = apiV2->serviceType();
-
-            if (!userCountryCode.isEmpty()) {
-                if (!m_gatewayStacks.userCountryCodes.contains(userCountryCode)) {
-                    hasNewTags = true;
-                }
-                computed.userCountryCodes.insert(userCountryCode);
-            }
-
-            if (!serviceType.isEmpty()) {
-                if (!m_gatewayStacks.serviceTypes.contains(serviceType)) {
-                    hasNewTags = true;
-                }
-                computed.serviceTypes.insert(serviceType);
+    using Kind = serverConfigUtils::ConfigType;
+    switch (m_serversRepository->serverKind(serverId)) {
+    case Kind::SelfHostedAdmin: {
+        if (const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId)) {
+            if (!cfg->displayName.isEmpty()) {
+                return cfg->displayName;
             }
         }
+        break;
     }
-
-    m_gatewayStacks = std::move(computed);
-    if (hasNewTags) {
-        emit gatewayStacksExpanded();
-    }
-}
-
-bool ServersController::GatewayStacksData::operator==(const GatewayStacksData &other) const
-{
-    return userCountryCodes == other.userCountryCodes && serviceTypes == other.serviceTypes;
-}
-
-QJsonObject ServersController::GatewayStacksData::toJson() const
-{
-    QJsonObject json;
-    
-    QJsonArray userCountryCodesArray;
-    for (const QString &code : userCountryCodes) {
-        userCountryCodesArray.append(code);
-    }
-    json[apiDefs::key::userCountryCode] = userCountryCodesArray;
-    
-    QJsonArray serviceTypesArray;
-    for (const QString &type : serviceTypes) {
-        serviceTypesArray.append(type);
-    }
-    json[apiDefs::key::serviceType] = serviceTypesArray;
-    
-    return json;
-}
-
-bool ServersController::isServerFromApiAlreadyExists(const QString &userCountryCode, const QString &serviceType, const QString &serviceProtocol) const
-{
-    QVector<ServerConfig> servers = m_serversRepository->servers();
-    for (const ServerConfig& serverConfig : servers) {
-        if (serverConfig.isApiV2()) {
-            const ApiV2ServerConfig* apiV2 = serverConfig.as<ApiV2ServerConfig>();
-            if (!apiV2) return false;
-            if (apiV2->apiConfig.userCountryCode == userCountryCode
-                && apiV2->serviceType() == serviceType
-                && apiV2->serviceProtocol() == serviceProtocol) {
-                return true;
+    case Kind::SelfHostedUser: {
+        if (const auto cfg = m_serversRepository->selfHostedUserConfig(serverId)) {
+            if (!cfg->displayName.isEmpty()) {
+                return cfg->displayName;
             }
         }
+        break;
+    }
+    case Kind::Native: {
+        if (const auto cfg = m_serversRepository->nativeConfig(serverId)) {
+            if (!cfg->displayName.isEmpty()) {
+                return cfg->displayName;
+            }
+        }
+        break;
+    }
+    case Kind::AmneziaPremiumV2:
+    case Kind::AmneziaFreeV3:
+    case Kind::ExternalPremium: {
+        if (const auto cfg = m_serversRepository->apiV2Config(serverId)) {
+            if (!cfg->displayName.isEmpty()) {
+                return cfg->displayName;
+            }
+        }
+        break;
+    }
+    case Kind::AmneziaPremiumV1:
+    case Kind::AmneziaFreeV2: {
+        if (const auto cfg = m_serversRepository->legacyApiConfig(serverId)) {
+            if (!cfg->displayName.isEmpty()) {
+                return cfg->displayName;
+            }
+        }
+        break;
+    }
+    default:
+        break;
+    }
+
+    const int idx = indexOfServerId(serverId);
+    if (idx >= 0) {
+        return QString::number(idx + 1);
+    }
+    return serverId;
+}
+
+std::optional<ApiV2ServerConfig> ServersController::apiV2Config(const QString &serverId) const
+{
+    return m_serversRepository->apiV2Config(serverId);
+}
+
+std::optional<SelfHostedAdminServerConfig> ServersController::selfHostedAdminConfig(const QString &serverId) const
+{
+    return m_serversRepository->selfHostedAdminConfig(serverId);
+}
+
+ServerCredentials ServersController::getServerCredentials(const QString &serverId) const
+{
+    const auto cfg = m_serversRepository->selfHostedAdminConfig(serverId);
+    if (cfg.has_value()) {
+        const ServerCredentials creds = cfg->credentials();
+        if (creds.isValid()) {
+            return creds;
+        }
+    }
+    return ServerCredentials {};
+}
+
+bool ServersController::isServerFromApiAlreadyExists(const QString &userCountryCode, const QString &serviceType,
+                                                      const QString &serviceProtocol) const
+{
+    const QVector<QString> ids = m_serversRepository->orderedServerIds();
+    for (const QString &id : ids) {
+        const auto apiV2 = m_serversRepository->apiV2Config(id);
+        if (!apiV2.has_value()) {
+            continue;
+        }
+        if (apiV2->apiConfig.userCountryCode == userCountryCode && apiV2->serviceType() == serviceType
+            && apiV2->serviceProtocol() == serviceProtocol) {
+            return true;
+        }
     }
     return false;
 }
 
-bool ServersController::hasInstalledContainers(int serverIndex) const
+bool ServersController::hasInstalledContainers(const QString &serverId) const
 {
-    ServerConfig serverConfig = m_serversRepository->server(serverIndex);
-    QMap<DockerContainer, ContainerConfig> containers = serverConfig.containers();
+    const QMap<DockerContainer, ContainerConfig> containers = getServerContainersMap(serverId);
+
     for (auto it = containers.begin(); it != containers.end(); ++it) {
         DockerContainer container = it.key();
         if (ContainerUtils::containerService(container) == ServiceType::Vpn) {
@@ -203,3 +411,8 @@ bool ServersController::hasInstalledContainers(int serverIndex) const
     return false;
 }
 
+bool ServersController::isLegacyApiV1Server(const QString &serverId) const
+{
+    return !serverId.isEmpty()
+            && serverConfigUtils::isLegacyApiSubscription(m_serversRepository->serverKind(serverId));
+}

client/core/controllers/serversController.h

@@ -1,11 +1,11 @@
 #ifndef SERVERSCONTROLLER_H
 #define SERVERSCONTROLLER_H
 
+#include <optional>
+
 #include <QObject>
-#include <QJsonObject>
-#include <QJsonArray>
-#include <QSet>
 #include <QVector>
+#include <QMap>
 
 #include <QPair>
 
@@ -17,34 +17,18 @@
 #include "core/utils/commonStructs.h"
 #include "core/repositories/secureServersRepository.h"
 #include "core/repositories/secureAppSettingsRepository.h"
-#include "core/models/serverConfig.h"
 #include "core/models/containerConfig.h"
+#include "core/models/serverDescription.h"
 
 class SshSession;
 class InstallController;
 
 using namespace amnezia;
 
-/**
- * @brief Core business logic controller for server operations
- * 
- * This controller contains pure business logic for managing servers.
- */
 class ServersController : public QObject
 {
     Q_OBJECT
-    
-public:
-    struct GatewayStacksData
-    {
-        QSet<QString> userCountryCodes;
-        QSet<QString> serviceTypes;
 
-        bool isEmpty() const { return userCountryCodes.isEmpty() && serviceTypes.isEmpty(); }
-        bool operator==(const GatewayStacksData &other) const;
-        QJsonObject toJson() const;
-    };
-    
 public:
     explicit ServersController(SecureServersRepository* serversRepository, 
                               SecureAppSettingsRepository* appSettingsRepository = nullptr,
@@ -52,44 +36,38 @@ public:
     ~ServersController() = default;
 
     // Server management
-    void addServer(const ServerConfig &server);
-    void editServer(int index, const ServerConfig &server);
-    void removeServer(int index);
-    void setDefaultServerIndex(int index);
+    bool renameServer(const QString &serverId, const QString &name);
+    void removeServer(const QString &serverId);
+    void setDefaultServer(const QString &serverId);
 
     // Container management
-    void setDefaultContainer(int serverIndex, DockerContainer container);
-    void updateContainerConfig(int serverIndex, DockerContainer container, const ContainerConfig &config);
-
-    // Cache management
-    void clearCachedProfile(int serverIndex, DockerContainer container);
+    void setDefaultContainer(const QString &serverId, DockerContainer container);
 
     // Getters
-    QJsonArray getServersArray() const;
-    QVector<ServerConfig> getServers() const;
+    QVector<ServerDescription> buildServerDescriptions(bool isAmneziaDnsEnabled) const;
     int getDefaultServerIndex() const;
+    QString getDefaultServerId() const;
     int getServersCount() const;
-    ServerConfig getServerConfig(int serverIndex) const;
-    ServerCredentials getServerCredentials(int serverIndex) const;
-    ContainerConfig getContainerConfig(int serverIndex, DockerContainer container) const;
-    QPair<QString, QString> getDnsPair(int serverIndex, bool isAmneziaDnsEnabled) const;
-    
-    GatewayStacksData gatewayStacks() const;
+    QString getServerId(int serverIndex) const;
+    int indexOfServerId(const QString &serverId) const;
+    QString notificationDisplayName(const QString &serverId) const;
+    std::optional<ApiV2ServerConfig> apiV2Config(const QString &serverId) const;
+    std::optional<SelfHostedAdminServerConfig> selfHostedAdminConfig(const QString &serverId) const;
+    ServerCredentials getServerCredentials(const QString &serverId) const;
+    QMap<DockerContainer, ContainerConfig> getServerContainersMap(const QString &serverId) const;
+    DockerContainer getDefaultContainer(const QString &serverId) const;
+    ContainerConfig getContainerConfig(const QString &serverId, DockerContainer container) const;
 
     // Validation
     bool isServerFromApiAlreadyExists(const QString &userCountryCode, const QString &serviceType, const QString &serviceProtocol) const;
-    bool hasInstalledContainers(int serverIndex) const;
-
-signals:
-    void gatewayStacksExpanded();
-
-public slots:
-    void recomputeGatewayStacks();
+    bool hasInstalledContainers(const QString &serverId) const;
+    bool isLegacyApiV1Server(const QString &serverId) const;
 
 private:
+    void ensureDefaultServerValid();
+
     SecureServersRepository* m_serversRepository;
     SecureAppSettingsRepository* m_appSettingsRepository;
-    GatewayStacksData m_gatewayStacks;
 };
 
 #endif // SERVERSCONTROLLER_H

client/core/controllers/settingsController.cpp

@@ -179,12 +179,9 @@ QString SettingsController::getAppVersion() const
 
 void SettingsController::clearSettings()
 {
-    int serverCount = m_serversRepository->serversCount();
-    
     m_appSettingsRepository->clearSettings();
-    
-    m_serversRepository->setServersArray(QJsonArray());
-    m_serversRepository->setDefaultServer(0);
+
+    m_serversRepository->clearServers();
 
     emit siteSplitTunnelingRouteModeChanged(RouteMode::VpnOnlyForwardSites);
     emit siteSplitTunnelingToggled(false);
@@ -220,6 +217,11 @@ void SettingsController::toggleAutoStart(bool enable)
 
 bool SettingsController::isStartMinimizedEnabled() const
 {
+#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
+    if (!isAutoStartEnabled()) {
+        return false;
+    }
+#endif
     return m_appSettingsRepository->isStartMinimized();
 }
 
@@ -361,6 +363,6 @@ void SettingsController::disablePremV1MigrationReminder()
 
 QString SettingsController::nextAvailableServerName() const
 {
-    return m_appSettingsRepository->nextAvailableServerName();
+    return m_serversRepository->nextAvailableServerName();
 }
 

client/core/controllers/updateController.cpp

@@ -13,7 +13,6 @@
 #include "version.h"
 #include "core/controllers/gatewayController.h"
 #include "core/utils/constants/apiKeys.h"
-#include "core/utils/errorStrings.h"
 #include "core/utils/selfhosted/scriptsRegistry.h"
 
 namespace
@@ -21,14 +20,14 @@ namespace
     Logger logger("UpdateController");
 
 #if defined(Q_OS_WINDOWS)
-    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_x64.exe");
+    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_windows_x64.exe");
     const QString kInstallerLocalPath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/AmneziaVPN_installer.exe";
-#elif defined(Q_OS_MACOS)
-    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_macos.pkg");
+#elif defined(Q_OS_MACOS) && !defined(MACOS_NE)
+    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_macos_x64.pkg");
     const QString kInstallerLocalPath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/AmneziaVPN.pkg";
 #elif defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
-    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_linux_x64.tar");
-    const QString kInstallerLocalPath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/AmneziaVPN.tar";
+    const QLatin1String kInstallerRemoteFileNamePattern("AmneziaVPN_%1_linux_x64.run");
+    const QString kInstallerLocalPath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/AmneziaVPN.run";
 #endif
 }
 
@@ -96,7 +95,8 @@ void UpdateController::fetchGatewayUrl()
     auto gatewayController = QSharedPointer<GatewayController>::create(m_appSettingsRepository->getGatewayEndpoint(),
                                                                        m_appSettingsRepository->isDevGatewayEnv(),
                                                                        7000,
-                                                                       m_appSettingsRepository->isStrictKillSwitchEnabled());
+                                                                       m_appSettingsRepository->isStrictKillSwitchEnabled(),
+                                                                       m_appSettingsRepository);
 
     QJsonObject apiPayload;
     apiPayload[apiDefs::key::cliVersion] = QString(APP_VERSION);
@@ -106,10 +106,10 @@ void UpdateController::fetchGatewayUrl()
     // Workaround: wait before contacting gateway to avoid rate limit triggered by other requests (news etc.)
     QTimer::singleShot(1000, this, [this, gatewayController, apiPayload]() {
         gatewayController->postAsync(QStringLiteral("%1v1/updater_endpoint"), apiPayload)
-            .then(this, [this](QPair<ErrorCode, QByteArray> result) {
+            .then(this, [this, gatewayController](QPair<ErrorCode, QByteArray> result) {
                 auto [err, gatewayResponse] = result;
                 if (err != ErrorCode::NoError) {
-                    logger.error() << errorString(err);
+                    logger.error() << "Gateway request failed, error code:" << static_cast<int>(err);
                     finishUpdateCheck();
                     return;
                 }
@@ -184,7 +184,7 @@ void UpdateController::setupNetworkErrorHandling(QNetworkReply* reply, const QSt
         logger.error() << QString("Network error occurred while fetching %1: %2 %3")
                           .arg(operation, reply->errorString(), QString::number(error));
     });
-    
+
     QObject::connect(reply, &QNetworkReply::sslErrors, [operation](const QList<QSslError> &errors) {
         QStringList errorStrings;
         for (const QSslError &err : errors) {
@@ -196,21 +196,13 @@ void UpdateController::setupNetworkErrorHandling(QNetworkReply* reply, const QSt
 
 void UpdateController::handleNetworkError(QNetworkReply* reply, const QString& operation)
 {
-    if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
-        || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
-        logger.error() << errorString(ErrorCode::ApiConfigTimeoutError);
-    } else {
-        QString err = reply->errorString();
-        logger.error() << "Network error code:" << QString::number(static_cast<int>(reply->error()));
-        logger.error() << "Error message:" << err;
-        logger.error() << "HTTP status:" << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
-        logger.error() << errorString(ErrorCode::ApiConfigDownloadError);
-    }
+    logger.error() << "Network error code:" << QString::number(static_cast<int>(reply->error()));
+    logger.error() << "HTTP status:" << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
 }
 
 QString UpdateController::composeDownloadUrl() const
 {
-#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
+#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS) && !defined(MACOS_NE)
     const QString fileName = QString(kInstallerRemoteFileNamePattern).arg(m_version);
     return m_baseUrl + "/" + fileName;
 #else
@@ -220,7 +212,7 @@ QString UpdateController::composeDownloadUrl() const
 
 void UpdateController::runInstaller()
 {
-#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
+#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS) && !defined(MACOS_NE)
     if (m_downloadUrl.isEmpty()) {
         logger.error() << "Download URL is empty";
         return;
@@ -252,23 +244,15 @@ void UpdateController::runInstaller()
 
     #if defined(Q_OS_WINDOWS)
             runWindowsInstaller(kInstallerLocalPath);
-    #elif defined(Q_OS_MACOS)
+    #elif defined(Q_OS_MACOS) && !defined(MACOS_NE)
             runMacInstaller(kInstallerLocalPath);
     #elif defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
             runLinuxInstaller(kInstallerLocalPath);
     #endif
         } else {
-            if (reply->error() == QNetworkReply::NetworkError::OperationCanceledError
-                || reply->error() == QNetworkReply::NetworkError::TimeoutError) {
-                logger.error() << errorString(ErrorCode::ApiConfigTimeoutError);
-            } else {
-                QString err = reply->errorString();
-                logger.error() << QString::fromUtf8(reply->readAll());
-                logger.error() << "Network error code:" << QString::number(static_cast<int>(reply->error()));
-                logger.error() << "Error message:" << err;
-                logger.error() << "HTTP status:" << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
-                logger.error() << errorString(ErrorCode::ApiConfigDownloadError);
-            }
+            logger.error() << "Installer download failed, network error:" << static_cast<int>(reply->error())
+                           << reply->errorString();
+            logger.error() << "HTTP status:" << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
         }
         reply->deleteLater();
     });
@@ -292,7 +276,7 @@ int UpdateController::runWindowsInstaller(const QString &installerPath)
 }
 #endif
 
-#if defined(Q_OS_MACOS)
+#if defined(Q_OS_MACOS) && !defined(MACOS_NE)
 int UpdateController::runMacInstaller(const QString &installerPath)
 {
     // Create temporary directory for extraction
@@ -346,36 +330,10 @@ int UpdateController::runMacInstaller(const QString &installerPath)
 #if defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID)
 int UpdateController::runLinuxInstaller(const QString &installerPath)
 {
-    // Create temporary directory for extraction
-    QTemporaryDir extractDir;
-    extractDir.setAutoRemove(false);
-    if (!extractDir.isValid()) {
-        logger.error() << "Failed to create temporary directory";
-        return -1;
-    }
-    logger.info() << "Temporary directory created:" << extractDir.path();
+    QFile::setPermissions(installerPath, QFile::permissions(installerPath) | QFile::ExeUser);
 
-    // Create script file in the temporary directory
-    QString scriptPath = extractDir.path() + "/installer.sh";
-    QFile scriptFile(scriptPath);
-    if (!scriptFile.open(QIODevice::WriteOnly)) {
-        logger.error() << "Failed to create script file";
-        return -1;
-    }
-
-    // Get script content from registry
-    QString scriptContent = amnezia::scriptData(amnezia::ClientScriptType::linux_installer);
-    scriptFile.write(scriptContent.toUtf8());
-    scriptFile.close();
-    logger.info() << "Script file created:" << scriptPath;
-
-    // Make script executable
-    QFile::setPermissions(scriptPath, QFile::permissions(scriptPath) | QFile::ExeUser);
-
-    // Start detached process
     qint64 pid;
-    bool success =
-            QProcess::startDetached("/bin/bash", QStringList() << scriptPath << extractDir.path() << installerPath, extractDir.path(), &pid);
+    bool success = QProcess::startDetached(installerPath, QStringList(), QString(), &pid);
 
     if (success) {
         logger.info() << "Installation process started with PID:" << pid;
@@ -387,5 +345,3 @@ int UpdateController::runLinuxInstaller(const QString &installerPath)
     return 0;
 }
 #endif
-
-

client/core/diagnostics/containerDiagnostics.h

@@ -0,0 +1,16 @@
+#ifndef CONTAINERDIAGNOSTICS_H
+#define CONTAINERDIAGNOSTICS_H
+
+namespace amnezia
+{
+    struct ContainerDiagnostics
+    {
+        bool available = false;
+        bool portReachable = false;
+
+        virtual ~ContainerDiagnostics() = default;
+    };
+
+} // namespace amnezia
+
+#endif // CONTAINERDIAGNOSTICS_H

client/core/diagnostics/mtProxyDiagnostics.h

@@ -0,0 +1,18 @@
+#ifndef MTPROXYDIAGNOSTICS_H
+#define MTPROXYDIAGNOSTICS_H
+
+#include "containerDiagnostics.h"
+
+#include <QString>
+
+namespace amnezia {
+    struct MtProxyDiagnostics : ContainerDiagnostics {
+        bool upstreamReachable = false;
+        int clientsConnected = -1;
+        QString lastConfigRefresh;
+        QString statsEndpoint;
+    };
+
+} // namespace amnezia
+
+#endif // MTPROXYDIAGNOSTICS_H

client/core/diagnostics/telemtDiagnostics.h

@@ -0,0 +1,20 @@
+#ifndef TELEMTDIAGNOSTICS_H
+#define TELEMTDIAGNOSTICS_H
+
+#include "containerDiagnostics.h"
+
+#include <QString>
+
+namespace amnezia
+{
+    struct TelemtDiagnostics : ContainerDiagnostics
+    {
+        bool upstreamReachable = false;
+        int clientsConnected = -1;
+        QString lastConfigRefresh;
+        QString statsEndpoint;
+    };
+
+} // namespace amnezia
+
+#endif // TELEMTDIAGNOSTICS_H

client/core/installers/installerBase.cpp

@@ -14,6 +14,8 @@
 #include "core/models/protocols/xrayProtocolConfig.h"
 #include "core/models/protocols/sftpProtocolConfig.h"
 #include "core/models/protocols/socks5ProxyProtocolConfig.h"
+#include "core/models/protocols/mtProxyProtocolConfig.h"
+#include "core/models/protocols/telemtProtocolConfig.h"
 #include "core/models/protocols/ikev2ProtocolConfig.h"
 #include "core/models/protocols/torProtocolConfig.h"
 
@@ -91,6 +93,18 @@ ContainerConfig InstallerBase::createBaseConfig(DockerContainer container, int p
             config.protocolConfig = socks5Config;
             break;
         }
+        case Proto::MtProxy: {
+            MtProxyProtocolConfig mtConfig;
+            mtConfig.port = portStr;
+            config.protocolConfig = mtConfig;
+            break;
+        }
+        case Proto::Telemt: {
+            TelemtProtocolConfig telemtConfig;
+            telemtConfig.port = portStr;
+            config.protocolConfig = telemtConfig;
+            break;
+        }
         case Proto::Ikev2: {
             Ikev2ProtocolConfig ikev2Config;
             config.protocolConfig = ikev2Config;

client/core/installers/mtProxyInstaller.cpp

@@ -0,0 +1,144 @@
+#include "mtProxyInstaller.h"
+
+#include "core/utils/containerEnum.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/utils/protocolEnum.h"
+#include "core/utils/selfhosted/sshSession.h"
+#include "core/models/containerConfig.h"
+#include "core/models/protocols/mtProxyProtocolConfig.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonParseError>
+#include <QRegularExpression>
+
+#include <QtGlobal>
+
+using namespace amnezia;
+
+namespace {
+    constexpr QLatin1String kMtProxyClientJsonPath("/data/amnezia-mtproxy-client.json");
+    constexpr QLatin1String kMtProxyClientJsonUploadPath("data/amnezia-mtproxy-client.json");
+    constexpr QLatin1String kMtProxySecretPath("/data/secret");
+}
+
+MtProxyInstaller::MtProxyInstaller(QObject *parent)
+        : InstallerBase(parent) {
+}
+
+ErrorCode MtProxyInstaller::extractConfigFromContainer(DockerContainer container, const ServerCredentials &credentials,
+                                                       SshSession *sshSession, ContainerConfig &config) {
+    if (container != DockerContainer::MtProxy || !sshSession) {
+        return ErrorCode::NoError;
+    }
+
+    MtProxyProtocolConfig *mt = config.getMtProxyProtocolConfig();
+    if (!mt) {
+        return ErrorCode::NoError;
+    }
+
+    ErrorCode jsonErr = ErrorCode::NoError;
+    const QByteArray jsonRaw =
+            sshSession->getTextFileFromContainer(container, credentials, QString(kMtProxyClientJsonPath), jsonErr);
+    if (jsonErr == ErrorCode::NoError && !jsonRaw.trimmed().isEmpty()) {
+        QJsonParseError parseError;
+        const QJsonDocument doc = QJsonDocument::fromJson(jsonRaw.trimmed(), &parseError);
+        if (parseError.error == QJsonParseError::NoError && doc.isObject()) {
+            QJsonObject merged = mt->toJson();
+            const QJsonObject snap = doc.object();
+            for (auto it = snap.constBegin(); it != snap.constEnd(); ++it) {
+                merged.insert(it.key(), it.value());
+            }
+            *mt = MtProxyProtocolConfig::fromJson(merged);
+        }
+    }
+
+    ErrorCode secretErr = ErrorCode::NoError;
+    const QByteArray secretRaw =
+            sshSession->getTextFileFromContainer(container, credentials, QString(kMtProxySecretPath), secretErr);
+    const QString sec = QString::fromUtf8(secretRaw).trimmed();
+    if (sec.length() == 32) {
+        static const QRegularExpression hex32(QStringLiteral("^[0-9a-fA-F]{32}$"));
+        if (hex32.match(sec).hasMatch()) {
+            mt->secret = sec;
+        }
+    }
+
+    return ErrorCode::NoError;
+}
+
+ErrorCode MtProxyInstaller::queryDiagnostics(SshSession &sshSession, const ServerCredentials &credentials,
+                                             DockerContainer container, int listenPort,
+                                             MtProxyContainerDiagnostics &out)
+{
+    out = { };
+    if (container == DockerContainer::MtProxy || container == DockerContainer::Telemt) {
+        const QString containerName = ContainerUtils::containerToString(container);
+        const bool isTelemt = container == DockerContainer::Telemt;
+
+        const QString sportFilter = QString::number(listenPort);
+        const QString peersCmd = QStringLiteral("sudo conntrack -L -p tcp --dport ") + sportFilter
+                + QStringLiteral(" 2>/dev/null | grep ESTABLISHED | awk '{for(i=1;i<=NF;i++) if($i ~ /^src=/){print "
+                                 "substr($i,5); break}}'");
+        const QString publicFilter = QStringLiteral(" | grep -vE "
+                                                    "'^(10\\.|127\\.|169\\.254\\.|192\\.168\\.|172\\.(1[6-9]|2[0-9]|3["
+                                                    "01])\\.|::1$|fe80:|f[cd][0-9a-f][0-9a-f]:)'");
+        const QString clientsCmd =
+                QStringLiteral("CLIENTS=$(") + peersCmd + publicFilter + QStringLiteral(" | sort -u | grep -c .); ");
+        const QString confFile =
+                isTelemt ? QStringLiteral("/data/config.toml") : QStringLiteral("/data/proxy-multi.conf");
+        const QString statsUrl = QString();
+
+        const QString script = QStringLiteral("CN=") + containerName + QStringLiteral("; ")
+                + QStringLiteral("PORT_OK=$(sudo ss -tlnp 2>/dev/null | grep -q :") + QString::number(listenPort)
+                + QStringLiteral(" && echo yes || echo no); ")
+                + QStringLiteral("TG_OK=$(curl -s --max-time 5 -o /dev/null -w '%{http_code}' "
+                                 "https://core.telegram.org/getProxySecret 2>/dev/null | grep -q '200' && echo yes || "
+                                 "echo no); ")
+                + clientsCmd + QStringLiteral("CONF_TIME=$(sudo docker exec \"$CN\" sh -c 'stat -c \"%y\" ") + confFile
+                + QStringLiteral(" 2>/dev/null | cut -d. -f1' 2>/dev/null || echo unknown); ")
+                + QStringLiteral("echo \"PORT_OK=${PORT_OK}\"; ") + QStringLiteral("echo \"TG_OK=${TG_OK}\"; ")
+                + QStringLiteral("echo \"CLIENTS=${CLIENTS:-0}\"; ") + QStringLiteral("echo \"CONF_TIME=${CONF_TIME}\"; ")
+                + QStringLiteral("echo \"STATS=") + statsUrl + QStringLiteral("\";");
+
+        QString stdOut;
+        auto cbReadStdOut = [&](const QString &data, libssh::Client &) {
+            stdOut += data;
+            return ErrorCode::NoError;
+        };
+        const ErrorCode errorCode = sshSession.runScript(credentials, script, cbReadStdOut);
+        if (errorCode != ErrorCode::NoError) {
+            return errorCode;
+        }
+        for (const QString &line : stdOut.split('\n', Qt::SkipEmptyParts)) {
+            if (line.startsWith(QLatin1String("PORT_OK="))) {
+                out.portReachable = line.mid(8).trimmed() == QLatin1String("yes");
+            } else if (line.startsWith(QLatin1String("TG_OK="))) {
+                out.upstreamReachable = line.mid(6).trimmed() == QLatin1String("yes");
+            } else if (line.startsWith(QLatin1String("CLIENTS="))) {
+                out.clientsConnected = line.mid(8).trimmed().toInt();
+            } else if (line.startsWith(QLatin1String("CONF_TIME="))) {
+                out.lastConfigRefresh = line.mid(10).trimmed();
+            } else if (line.startsWith(QLatin1String("STATS="))) {
+                out.statsEndpoint = line.mid(6).trimmed();
+            }
+        }
+        return ErrorCode::NoError;
+    }
+
+    return ErrorCode::InternalError;
+}
+
+void MtProxyInstaller::uploadClientSettingsSnapshot(SshSession &sshSession, const ServerCredentials &credentials,
+                                                    DockerContainer container, const ContainerConfig &config) {
+    const MtProxyProtocolConfig *mt = config.getMtProxyProtocolConfig();
+    if (!mt) {
+        return;
+    }
+    const QByteArray payload = QJsonDocument(mt->toJson()).toJson(QJsonDocument::Compact);
+    const ErrorCode err = sshSession.uploadTextFileToContainer(container, credentials, QString::fromUtf8(payload),
+                                                               QString(kMtProxyClientJsonUploadPath));
+    if (err != ErrorCode::NoError) {
+        qWarning() << "MtProxyInstaller::uploadClientSettingsSnapshot failed" << err;
+    }
+}

client/core/installers/mtProxyInstaller.h

@@ -0,0 +1,34 @@
+#ifndef MTPROXYINSTALLER_H
+#define MTPROXYINSTALLER_H
+
+#include "installerBase.h"
+
+#include <QString>
+
+struct MtProxyContainerDiagnostics {
+    bool portReachable = false;
+    bool upstreamReachable = false;
+    int clientsConnected = -1;
+    QString lastConfigRefresh;
+    QString statsEndpoint;
+};
+
+class MtProxyInstaller : public InstallerBase {
+Q_OBJECT
+public:
+    explicit MtProxyInstaller(QObject *parent = nullptr);
+
+    amnezia::ErrorCode
+    extractConfigFromContainer(amnezia::DockerContainer container, const amnezia::ServerCredentials &credentials,
+                               SshSession *sshSession, amnezia::ContainerConfig &config) override;
+
+    static void uploadClientSettingsSnapshot(SshSession &sshSession, const amnezia::ServerCredentials &credentials,
+                                             amnezia::DockerContainer container,
+                                             const amnezia::ContainerConfig &config);
+
+    static amnezia::ErrorCode queryDiagnostics(SshSession &sshSession, const amnezia::ServerCredentials &credentials,
+                                               amnezia::DockerContainer container, int listenPort,
+                                               MtProxyContainerDiagnostics &out);
+};
+
+#endif // MTPROXYINSTALLER_H

client/core/installers/socks5Installer.cpp

@@ -1,15 +1,17 @@
 #include "socks5Installer.h"
 
+#include "core/models/protocols/socks5ProxyProtocolConfig.h"
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
 #include "core/utils/protocolEnum.h"
-#include "core/utils/protocolEnum.h"
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
 #include "core/utils/selfhosted/sshSession.h"
 #include "core/utils/utilities.h"
 
+#include <QRegularExpression>
+
 using namespace amnezia;
 using namespace ProtocolUtils;
 
@@ -33,10 +35,29 @@ ContainerConfig Socks5Installer::generateConfig(DockerContainer container, int p
 ErrorCode Socks5Installer::extractConfigFromContainer(DockerContainer container, const ServerCredentials &credentials,
                                                        SshSession* sshSession, ContainerConfig &config)
 {
-    Q_UNUSED(container);
-    Q_UNUSED(credentials);
-    Q_UNUSED(sshSession);
-    Q_UNUSED(config);
+    if (container != DockerContainer::Socks5Proxy || !sshSession) {
+        return ErrorCode::NoError;
+    }
+
+    Socks5ProxyProtocolConfig *socks5Config = config.getSocks5ProxyProtocolConfig();
+    if (!socks5Config) {
+        return ErrorCode::NoError;
+    }
+
+    ErrorCode readError = ErrorCode::NoError;
+    const QByteArray configRaw = sshSession->getTextFileFromContainer(
+            container, credentials, QString::fromUtf8(protocols::socks5Proxy::proxyConfigPath), readError);
+    if (readError != ErrorCode::NoError || configRaw.trimmed().isEmpty()) {
+        return ErrorCode::NoError;
+    }
+
+    const QString proxyConfig = QString::fromUtf8(configRaw);
+    static const QRegularExpression usernameAndPasswordRegExp(QStringLiteral("users (\\w+):CL:(\\w+)"));
+    const QRegularExpressionMatch usernameAndPasswordMatch = usernameAndPasswordRegExp.match(proxyConfig);
+    if (usernameAndPasswordMatch.hasMatch()) {
+        socks5Config->userName = usernameAndPasswordMatch.captured(1);
+        socks5Config->password = usernameAndPasswordMatch.captured(2);
+    }
+
     return ErrorCode::NoError;
 }
-

client/core/installers/telemtInstaller.cpp

@@ -0,0 +1,79 @@
+#include "telemtInstaller.h"
+
+#include "core/utils/containerEnum.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/utils/selfhosted/sshSession.h"
+#include "core/models/containerConfig.h"
+#include "core/models/protocols/telemtProtocolConfig.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonParseError>
+#include <QRegularExpression>
+
+#include <QtGlobal>
+
+using namespace amnezia;
+
+namespace {
+    constexpr QLatin1String kTelemtClientJsonPath("/data/amnezia-telemt-client.json");
+    constexpr QLatin1String kTelemtClientJsonUploadPath("data/amnezia-telemt-client.json");
+    constexpr QLatin1String kTelemtSecretPath("/data/secret");
+}
+
+TelemtInstaller::TelemtInstaller(QObject *parent) : InstallerBase(parent) {}
+
+ErrorCode TelemtInstaller::extractConfigFromContainer(DockerContainer container, const ServerCredentials &credentials,
+                                                      SshSession *sshSession, ContainerConfig &config) {
+    if (container != DockerContainer::Telemt || !sshSession) {
+        return ErrorCode::NoError;
+    }
+
+    TelemtProtocolConfig *tc = config.getTelemtProtocolConfig();
+    if (!tc) {
+        return ErrorCode::NoError;
+    }
+
+    ErrorCode jsonErr = ErrorCode::NoError;
+    const QByteArray jsonRaw =
+            sshSession->getTextFileFromContainer(container, credentials, QString(kTelemtClientJsonPath), jsonErr);
+    if (jsonErr == ErrorCode::NoError && !jsonRaw.trimmed().isEmpty()) {
+        QJsonParseError parseError;
+        const QJsonDocument doc = QJsonDocument::fromJson(jsonRaw.trimmed(), &parseError);
+        if (parseError.error == QJsonParseError::NoError && doc.isObject()) {
+            QJsonObject merged = tc->toJson();
+            const QJsonObject snap = doc.object();
+            for (auto it = snap.constBegin(); it != snap.constEnd(); ++it) {
+                merged.insert(it.key(), it.value());
+            }
+            *tc = TelemtProtocolConfig::fromJson(merged);
+        }
+    }
+
+    ErrorCode secretErr = ErrorCode::NoError;
+    const QByteArray secretRaw =
+            sshSession->getTextFileFromContainer(container, credentials, QString(kTelemtSecretPath), secretErr);
+    const QString sec = QString::fromUtf8(secretRaw).trimmed();
+    if (sec.length() == 32) {
+        static const QRegularExpression hex32(QStringLiteral("^[0-9a-fA-F]{32}$"));
+        if (hex32.match(sec).hasMatch()) {
+            tc->secret = sec;
+        }
+    }
+
+    return ErrorCode::NoError;
+}
+
+void TelemtInstaller::uploadClientSettingsSnapshot(SshSession &sshSession, const ServerCredentials &credentials,
+                                                   DockerContainer container, const ContainerConfig &config) {
+    const TelemtProtocolConfig *tc = config.getTelemtProtocolConfig();
+    if (!tc) {
+        return;
+    }
+    const QByteArray payload = QJsonDocument(tc->toJson()).toJson(QJsonDocument::Compact);
+    const ErrorCode err = sshSession.uploadTextFileToContainer(container, credentials, QString::fromUtf8(payload),
+                                                               QString(kTelemtClientJsonUploadPath));
+    if (err != ErrorCode::NoError) {
+        qWarning() << "TelemtInstaller::uploadClientSettingsSnapshot failed" << err;
+    }
+}

client/core/installers/telemtInstaller.h

@@ -0,0 +1,20 @@
+#ifndef TELEMTINSTALLER_H
+#define TELEMTINSTALLER_H
+
+#include "installerBase.h"
+
+class TelemtInstaller : public InstallerBase {
+Q_OBJECT
+public:
+    explicit TelemtInstaller(QObject *parent = nullptr);
+
+    amnezia::ErrorCode
+    extractConfigFromContainer(amnezia::DockerContainer container, const amnezia::ServerCredentials &credentials,
+                               SshSession *sshSession, amnezia::ContainerConfig &config) override;
+
+    static void uploadClientSettingsSnapshot(SshSession &sshSession, const amnezia::ServerCredentials &credentials,
+                                             amnezia::DockerContainer container,
+                                             const amnezia::ContainerConfig &config);
+};
+
+#endif // TELEMTINSTALLER_H

client/core/installers/xrayInstaller.cpp

@@ -14,8 +14,18 @@
 #include "core/models/protocols/xrayProtocolConfig.h"
 #include "logger.h"
 
-namespace {
+namespace
+{
     Logger logger("XrayInstaller");
+
+    // Xray expects uTLS preset names (chrome, firefox, …). Old Amnezia/server templates used "Mozilla/5.0".
+    QString normalizeXrayFingerprint(const QString &fp)
+    {
+        if (fp.isEmpty() || fp.contains(QLatin1String("Mozilla/5.0"), Qt::CaseInsensitive)) {
+            return QString::fromLatin1(protocols::xray::defaultFingerprint);
+        }
+        return fp;
+    }
 }
 
 using namespace amnezia;
@@ -63,18 +73,251 @@ ErrorCode XrayInstaller::extractConfigFromContainer(DockerContainer container, c
     }
 
     QJsonObject streamSettings = inbound[protocols::xray::streamSettings].toObject();
-    QJsonObject realitySettings = streamSettings[protocols::xray::realitySettings].toObject();
-    if (!realitySettings.contains(protocols::xray::serverNames)) {
-        logger.error() << "Settings missing 'serverNames' field";
+    auto *xrayConfig = config.getXrayProtocolConfig();
+    if (!xrayConfig) {
+        logger.error() << "No XrayProtocolConfig in ContainerConfig";
         return ErrorCode::InternalError;
     }
 
-    QString siteName = realitySettings[protocols::xray::serverNames][0].toString();
+    XrayServerConfig &srv = xrayConfig->serverConfig;
 
-    if (auto* xrayConfig = config.getXrayProtocolConfig()) {
-        xrayConfig->serverConfig.site = siteName;
+    // ── Port ─────────────────────────────────────────────────────────
+    if (inbound.contains(protocols::xray::port)) {
+        srv.port = QString::number(inbound[protocols::xray::port].toInt());
     }
-    
+
+    // ── Network (transport) ───────────────────────────────────────────
+    QString networkVal = streamSettings.value(protocols::xray::network).toString("tcp");
+    if (networkVal == "xhttp") {
+        srv.transport = "xhttp";
+    } else if (networkVal == "kcp") {
+        srv.transport = "mkcp";
+    } else {
+        srv.transport = "raw";
+    }
+
+    // ── Security ──────────────────────────────────────────────────────
+    srv.security = streamSettings.value(protocols::xray::security).toString("reality");
+
+    // ── Reality settings ──────────────────────────────────────────────
+    if (srv.security == "reality") {
+        QJsonObject rs = streamSettings.value(protocols::xray::realitySettings).toObject();
+
+        // serverNames array → site + sni
+        if (rs.contains(protocols::xray::serverNames)) {
+            QString sniVal = rs[protocols::xray::serverNames].toArray().first().toString();
+            srv.sni = sniVal;
+            srv.site = sniVal;
+        } else if (rs.contains(protocols::xray::serverName)) {
+            srv.sni = rs[protocols::xray::serverName].toString();
+            srv.site = srv.sni;
+        }
+
+        srv.fingerprint = normalizeXrayFingerprint(rs.value(protocols::xray::fingerprint).toString());
+    }
+
+    // ── TLS settings ──────────────────────────────────────────────────
+    if (srv.security == "tls") {
+        QJsonObject tls = streamSettings.value("tlsSettings").toObject();
+        srv.sni = tls.value(protocols::xray::serverName).toString();
+        srv.fingerprint = normalizeXrayFingerprint(tls.value(protocols::xray::fingerprint).toString());
+
+        QJsonArray alpnArr = tls.value("alpn").toArray();
+        QStringList alpnList;
+        for (const QJsonValue &v : alpnArr) {
+            alpnList << v.toString();
+        }
+        srv.alpn = alpnList.join(",");
+    }
+
+    // ── Flow (from users array) ───────────────────────────────────────
+    if (inbound.contains(protocols::xray::settings)) {
+        QJsonObject s = inbound[protocols::xray::settings].toObject();
+        QJsonArray clientsArr = s.value(protocols::xray::clients).toArray();
+        if (!clientsArr.isEmpty()) {
+            srv.flow = clientsArr[0].toObject().value(protocols::xray::flow).toString();
+        }
+    }
+
+    // ── XHTTP settings (Xray-core SplitHTTPConfig + legacy Amnezia keys) ──
+    if (srv.transport == "xhttp") {
+        QJsonObject xhttpObj = streamSettings.value("xhttpSettings").toObject();
+        {
+            const QString m = xhttpObj.value("mode").toString();
+            if (m.isEmpty() || m == QLatin1String("auto"))
+                srv.xhttp.mode = QStringLiteral("Auto");
+            else if (m == QLatin1String("packet-up"))
+                srv.xhttp.mode = QStringLiteral("Packet-up");
+            else if (m == QLatin1String("stream-up"))
+                srv.xhttp.mode = QStringLiteral("Stream-up");
+            else if (m == QLatin1String("stream-one"))
+                srv.xhttp.mode = QStringLiteral("Stream-one");
+            else
+                srv.xhttp.mode = m;
+        }
+
+        srv.xhttp.host = xhttpObj.value("host").toString();
+        srv.xhttp.path = xhttpObj.value("path").toString();
+
+        {
+            const QJsonObject hdrs = xhttpObj.value("headers").toObject();
+            if (hdrs.contains(QLatin1String("Host")) || !hdrs.isEmpty())
+                srv.xhttp.headersTemplate = QStringLiteral("HTTP");
+        }
+
+        if (xhttpObj.contains(QLatin1String("uplinkHTTPMethod")))
+            srv.xhttp.uplinkMethod = xhttpObj.value("uplinkHTTPMethod").toString();
+        else
+            srv.xhttp.uplinkMethod = xhttpObj.value("method").toString();
+
+        srv.xhttp.disableGrpc = xhttpObj.value("noGRPCHeader").toBool(true);
+        srv.xhttp.disableSse = xhttpObj.value("noSSEHeader").toBool(true);
+
+        auto sessionSeqUi = [](const QString &core) -> QString {
+            if (core.isEmpty() || core == QLatin1String("path"))
+                return QStringLiteral("Path");
+            if (core == QLatin1String("cookie"))
+                return QStringLiteral("Cookie");
+            if (core == QLatin1String("header"))
+                return QStringLiteral("Header");
+            if (core == QLatin1String("query"))
+                return QStringLiteral("Query");
+            return core;
+        };
+        QString sess = xhttpObj.value("sessionPlacement").toString();
+        if (sess.isEmpty())
+            sess = xhttpObj.value("scSessionPlacement").toString();
+        srv.xhttp.sessionPlacement = sessionSeqUi(sess);
+
+        QString seq = xhttpObj.value("seqPlacement").toString();
+        if (seq.isEmpty())
+            seq = xhttpObj.value("scSeqPlacement").toString();
+        srv.xhttp.seqPlacement = sessionSeqUi(seq);
+
+        auto uplinkDataUi = [](const QString &core) -> QString {
+            if (core.isEmpty() || core == QLatin1String("body"))
+                return QStringLiteral("Body");
+            if (core == QLatin1String("auto"))
+                return QStringLiteral("Auto");
+            if (core == QLatin1String("header"))
+                return QStringLiteral("Header");
+            if (core == QLatin1String("cookie"))
+                return QStringLiteral("Cookie");
+            return core;
+        };
+        QString udata = xhttpObj.value("uplinkDataPlacement").toString();
+        if (udata.isEmpty())
+            udata = xhttpObj.value("scUplinkDataPlacement").toString();
+        srv.xhttp.uplinkDataPlacement = uplinkDataUi(udata);
+
+        srv.xhttp.sessionKey = xhttpObj.value("sessionKey").toString();
+        srv.xhttp.seqKey = xhttpObj.value("seqKey").toString();
+        srv.xhttp.uplinkDataKey = xhttpObj.value("uplinkDataKey").toString();
+
+        if (xhttpObj.contains(QLatin1String("uplinkChunkSize"))) {
+            QJsonObject uc = xhttpObj.value("uplinkChunkSize").toObject();
+            if (!uc.isEmpty())
+                srv.xhttp.uplinkChunkSize = QString::number(uc.value("from").toInt());
+        } else if (xhttpObj.contains(QLatin1String("xhttpUplinkChunkSize"))) {
+            srv.xhttp.uplinkChunkSize = QString::number(xhttpObj.value("xhttpUplinkChunkSize").toInt());
+        }
+        if (xhttpObj.contains(QLatin1String("scMaxBufferedPosts"))) {
+            srv.xhttp.scMaxBufferedPosts = QString::number(xhttpObj.value("scMaxBufferedPosts").toVariant().toLongLong());
+        }
+
+        auto readRange = [&](const char *key, QString &minOut, QString &maxOut) {
+            QJsonObject r = xhttpObj.value(QLatin1String(key)).toObject();
+            if (!r.isEmpty()) {
+                minOut = QString::number(r.value("from").toInt());
+                maxOut = QString::number(r.value("to").toInt());
+            }
+        };
+        readRange("scMaxEachPostBytes", srv.xhttp.scMaxEachPostBytesMin, srv.xhttp.scMaxEachPostBytesMax);
+        readRange("scMinPostsIntervalMs", srv.xhttp.scMinPostsIntervalMsMin, srv.xhttp.scMinPostsIntervalMsMax);
+        readRange("scStreamUpServerSecs", srv.xhttp.scStreamUpServerSecsMin, srv.xhttp.scStreamUpServerSecsMax);
+
+        auto loadPaddingFromObject = [&](const QJsonObject &pad) {
+            if (pad.contains(QLatin1String("xPaddingObfsMode")))
+                srv.xhttp.xPadding.obfsMode = pad.value("xPaddingObfsMode").toBool(true);
+            srv.xhttp.xPadding.key = pad.value("xPaddingKey").toString();
+            srv.xhttp.xPadding.header = pad.value("xPaddingHeader").toString();
+            srv.xhttp.xPadding.placement = pad.value("xPaddingPlacement").toString();
+            srv.xhttp.xPadding.method = pad.value("xPaddingMethod").toString();
+            QJsonObject bytesRange = pad.value("xPaddingBytes").toObject();
+            if (!bytesRange.isEmpty()) {
+                srv.xhttp.xPadding.bytesMin = QString::number(bytesRange.value("from").toInt());
+                srv.xhttp.xPadding.bytesMax = QString::number(bytesRange.value("to").toInt());
+            }
+            QString pl = srv.xhttp.xPadding.placement.toLower();
+            if (pl == QLatin1String("cookie"))
+                srv.xhttp.xPadding.placement = QStringLiteral("Cookie");
+            else if (pl == QLatin1String("header"))
+                srv.xhttp.xPadding.placement = QStringLiteral("Header");
+            else if (pl == QLatin1String("query"))
+                srv.xhttp.xPadding.placement = QStringLiteral("Query");
+            else if (pl == QLatin1String("queryinheader"))
+                srv.xhttp.xPadding.placement = QStringLiteral("Query in header");
+            QString met = srv.xhttp.xPadding.method.toLower();
+            if (met == QLatin1String("repeat-x"))
+                srv.xhttp.xPadding.method = QStringLiteral("Repeat-x");
+            else if (met == QLatin1String("tokenish"))
+                srv.xhttp.xPadding.method = QStringLiteral("Tokenish");
+        };
+        if (xhttpObj.contains(QLatin1String("xPaddingObfsMode")) || xhttpObj.contains(QLatin1String("xPaddingKey"))
+            || !xhttpObj.value("xPaddingBytes").toObject().isEmpty()) {
+            loadPaddingFromObject(xhttpObj);
+        } else if (xhttpObj.contains(QLatin1String("xPadding")) && xhttpObj.value("xPadding").isObject()) {
+            const QJsonObject nested = xhttpObj.value("xPadding").toObject();
+            if (!nested.isEmpty()) {
+                loadPaddingFromObject(nested);
+                if (!nested.contains(QLatin1String("xPaddingObfsMode")))
+                    srv.xhttp.xPadding.obfsMode = true;
+            }
+        }
+
+        if (xhttpObj.contains(QLatin1String("xmux"))) {
+            QJsonObject mux = xhttpObj.value("xmux").toObject();
+            srv.xhttp.xmux.enabled = true;
+
+            auto readMuxRange = [&](const char *key, QString &minOut, QString &maxOut) {
+                QJsonObject r = mux.value(QLatin1String(key)).toObject();
+                if (!r.isEmpty()) {
+                    minOut = QString::number(r.value("from").toInt());
+                    maxOut = QString::number(r.value("to").toInt());
+                }
+            };
+            readMuxRange("maxConcurrency", srv.xhttp.xmux.maxConcurrencyMin, srv.xhttp.xmux.maxConcurrencyMax);
+            readMuxRange("maxConnections", srv.xhttp.xmux.maxConnectionsMin, srv.xhttp.xmux.maxConnectionsMax);
+            readMuxRange("cMaxReuseTimes", srv.xhttp.xmux.cMaxReuseTimesMin, srv.xhttp.xmux.cMaxReuseTimesMax);
+            readMuxRange("hMaxRequestTimes", srv.xhttp.xmux.hMaxRequestTimesMin, srv.xhttp.xmux.hMaxRequestTimesMax);
+            readMuxRange("hMaxReusableSecs", srv.xhttp.xmux.hMaxReusableSecsMin, srv.xhttp.xmux.hMaxReusableSecsMax);
+
+            if (mux.contains(QLatin1String("hKeepAlivePeriod")))
+                srv.xhttp.xmux.hKeepAlivePeriod = QString::number(mux.value("hKeepAlivePeriod").toVariant().toLongLong());
+        }
+    }
+
+    // ── mKCP settings ─────────────────────────────────────────────────
+    if (srv.transport == "mkcp") {
+        QJsonObject kcp = streamSettings.value("kcpSettings").toObject();
+        if (kcp.contains("tti")) {
+            srv.mkcp.tti = QString::number(kcp["tti"].toInt());
+        }
+        if (kcp.contains("uplinkCapacity")) {
+            srv.mkcp.uplinkCapacity = QString::number(kcp["uplinkCapacity"].toInt());
+        }
+        if (kcp.contains("downlinkCapacity")) {
+            srv.mkcp.downlinkCapacity = QString::number(kcp["downlinkCapacity"].toInt());
+        }
+        if (kcp.contains("readBufferSize")) {
+            srv.mkcp.readBufferSize = QString::number(kcp["readBufferSize"].toInt());
+        }
+        if (kcp.contains("writeBufferSize")) {
+            srv.mkcp.writeBufferSize = QString::number(kcp["writeBufferSize"].toInt());
+        }
+        srv.mkcp.congestion = kcp.value("congestion").toBool(true);
+    }
+
     return ErrorCode::NoError;
 }
 

client/core/models/api/apiConfig.cpp

@@ -144,10 +144,6 @@ QJsonObject ApiConfig::toJson() const
         obj[apiDefs::key::availableCountries] = availableCountries;
     }
     
-    if (!supportedProtocols.isEmpty()) {
-        obj[apiDefs::key::supportedProtocols] = supportedProtocols;
-    }
-    
     QJsonObject serviceInfoObj = serviceInfo.toJson();
     if (!serviceInfoObj.isEmpty()) {
         obj[apiDefs::key::serviceInfo] = serviceInfoObj;
@@ -198,7 +194,6 @@ ApiConfig ApiConfig::fromJson(const QJsonObject& json)
     config.issuedConfigs = json.value(apiDefs::key::issuedConfigs).toInt(0);
     
     config.availableCountries = json.value(apiDefs::key::availableCountries).toArray();
-    config.supportedProtocols = json.value(apiDefs::key::supportedProtocols).toArray();
     
     QJsonObject serviceInfoObj = json.value(apiDefs::key::serviceInfo).toObject();
     if (!serviceInfoObj.isEmpty()) {

client/core/models/api/apiConfig.h

@@ -6,7 +6,7 @@
 #include <QString>
 #include <QDateTime>
 
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 
@@ -34,7 +34,6 @@ struct ApiConfig
     int maxDeviceCount;
     int issuedConfigs;
     QJsonArray availableCountries;
-    QJsonArray supportedProtocols;
     
     struct ServiceInfo {
         bool isAdVisible = false;

client/core/models/api/apiV1ServerConfig.cpp

@@ -1,140 +0,0 @@
-#include "apiV1ServerConfig.h"
-
-#include <QJsonArray>
-#include <QJsonDocument>
-
-#include "core/utils/containerEnum.h"
-#include "core/utils/containers/containerUtils.h"
-#include "core/utils/protocolEnum.h"
-#include "core/utils/protocolEnum.h"
-#include "core/protocols/protocolUtils.h"
-#include "core/utils/constants/apiKeys.h"
-#include "core/utils/constants/configKeys.h"
-#include "core/utils/constants/protocolConstants.h"
-#include "core/utils/api/apiUtils.h"
-
-namespace amnezia
-{
-
-using namespace ContainerEnumNS;
-
-bool ApiV1ServerConfig::isPremium() const
-{
-    constexpr QLatin1String premiumV1Endpoint(PREM_V1_ENDPOINT);
-    return apiEndpoint.contains(premiumV1Endpoint);
-}
-
-bool ApiV1ServerConfig::isFree() const
-{
-    constexpr QLatin1String freeV2Endpoint(FREE_V2_ENDPOINT);
-    return apiEndpoint.contains(freeV2Endpoint);
-}
-
-QString ApiV1ServerConfig::vpnKey() const
-{
-    QJsonObject json = toJson();
-    return apiUtils::getPremiumV1VpnKey(json);
-}
-
-bool ApiV1ServerConfig::hasContainers() const
-{
-    return !containers.isEmpty();
-}
-
-ContainerConfig ApiV1ServerConfig::containerConfig(DockerContainer container) const
-{
-    if (!containers.contains(container)) {
-        return ContainerConfig{};
-    }
-    return containers.value(container);
-}
-
-QJsonObject ApiV1ServerConfig::toJson() const
-{
-    QJsonObject obj;
-    
-    if (!name.isEmpty()) {
-        obj[configKey::name] = name;
-    }
-    if (!description.isEmpty()) {
-        obj[configKey::description] = description;
-    }
-    if (!protocol.isEmpty()) {
-        obj[apiDefs::key::protocol] = protocol;
-    }
-    if (!apiEndpoint.isEmpty()) {
-        obj[apiDefs::key::apiEndpoint] = apiEndpoint;
-    }
-    if (!apiKey.isEmpty()) {
-        obj[apiDefs::key::apiKey] = apiKey;
-    }
-    
-    obj[configKey::configVersion] = configVersion;
-    
-    if (!hostName.isEmpty()) {
-        obj[configKey::hostName] = hostName;
-    }
-    
-    QJsonArray containersArray;
-    for (auto it = containers.begin(); it != containers.end(); ++it) {
-        QJsonObject containerObj = it.value().toJson();
-        containersArray.append(containerObj);
-    }
-    if (!containersArray.isEmpty()) {
-        obj[configKey::containers] = containersArray;
-    }
-    
-    if (defaultContainer != DockerContainer::None) {
-        obj[configKey::defaultContainer] = ContainerUtils::containerToString(defaultContainer);
-    }
-    
-    if (!dns1.isEmpty()) {
-        obj[configKey::dns1] = dns1;
-    }
-    if (!dns2.isEmpty()) {
-        obj[configKey::dns2] = dns2;
-    }
-    
-    if (crc > 0) {
-        obj[configKey::crc] = crc;
-    }
-    
-    return obj;
-}
-
-ApiV1ServerConfig ApiV1ServerConfig::fromJson(const QJsonObject& json)
-{
-    ApiV1ServerConfig config;
-    
-    config.name = json.value(configKey::name).toString();
-    config.description = json.value(configKey::description).toString();
-    config.protocol = json.value(apiDefs::key::protocol).toString();
-    config.apiEndpoint = json.value(apiDefs::key::apiEndpoint).toString();
-    config.apiKey = json.value(apiDefs::key::apiKey).toString();
-    config.configVersion = json.value(configKey::configVersion).toInt(1);
-    config.hostName = json.value(configKey::hostName).toString();
-    
-    QJsonArray containersArray = json.value(configKey::containers).toArray();
-    for (const QJsonValue& val : containersArray) {
-        QJsonObject containerObj = val.toObject();
-        ContainerConfig containerConfig = ContainerConfig::fromJson(containerObj);
-        
-        QString containerStr = containerObj.value(configKey::container).toString();
-        DockerContainer container = ContainerUtils::containerFromString(containerStr);
-        
-        config.containers.insert(container, containerConfig);
-    }
-    
-    QString defaultContainerStr = json.value(configKey::defaultContainer).toString();
-    config.defaultContainer = ContainerUtils::containerFromString(defaultContainerStr);
-    
-    config.dns1 = json.value(configKey::dns1).toString();
-    config.dns2 = json.value(configKey::dns2).toString();
-    
-    config.crc = json.value(configKey::crc).toInt(0);
-    
-    return config;
-}
-
-} // namespace amnezia
-

client/core/models/api/apiV1ServerConfig.h

@@ -1,47 +0,0 @@
-#ifndef APIV1SERVERCONFIG_H
-#define APIV1SERVERCONFIG_H
-
-#include <QJsonObject>
-#include <QMap>
-
-#include "core/utils/containerEnum.h"
-#include "core/utils/containers/containerUtils.h"
-#include "core/utils/protocolEnum.h"
-#include "core/models/containerConfig.h"
-#include "core/utils/api/apiEnums.h"
-#include "core/utils/constants/apiKeys.h"
-#include "core/utils/constants/apiConstants.h"
-
-namespace amnezia
-{
-
-using namespace ContainerEnumNS;
-
-struct ApiV1ServerConfig {
-    QString description;
-    QString hostName;
-    QMap<DockerContainer, ContainerConfig> containers;
-    DockerContainer defaultContainer;
-    QString dns1;
-    QString dns2;
-    
-    QString name;
-    QString protocol;
-    QString apiEndpoint;
-    QString apiKey;
-    int crc;
-    int configVersion;
-    
-    bool isPremium() const;
-    bool isFree() const;
-    QString vpnKey() const;
-    bool hasContainers() const;
-    ContainerConfig containerConfig(DockerContainer container) const;
-    QJsonObject toJson() const;
-    static ApiV1ServerConfig fromJson(const QJsonObject& json);
-};
-
-} // namespace amnezia
-
-#endif // APIV1SERVERCONFIG_H
-

client/core/models/api/apiV2ServerConfig.cpp

@@ -13,6 +13,7 @@
 #include "core/utils/api/apiUtils.h"
 #include "core/models/api/apiConfig.h"
 #include "core/models/api/authData.h"
+#include "core/utils/networkUtilities.h"
 
 namespace amnezia
 {
@@ -67,6 +68,20 @@ ContainerConfig ApiV2ServerConfig::containerConfig(DockerContainer container) co
     return containers.value(container);
 }
 
+QPair<QString, QString> ApiV2ServerConfig::getDnsPair(const QString &primaryDns, const QString &secondaryDns) const
+{
+    QString d1 = dns1;
+    QString d2 = dns2;
+
+    if (d1.isEmpty() || !NetworkUtilities::checkIPv4Format(d1)) {
+        d1 = primaryDns;
+    }
+    if (d2.isEmpty() || !NetworkUtilities::checkIPv4Format(d2)) {
+        d2 = secondaryDns;
+    }
+    return { d1, d2 };
+}
+
 QJsonObject ApiV2ServerConfig::toJson() const
 {
     QJsonObject obj;
@@ -106,7 +121,11 @@ QJsonObject ApiV2ServerConfig::toJson() const
     if (!dns2.isEmpty()) {
         obj[configKey::dns2] = dns2;
     }
-    
+
+    if (!sendPayload.isEmpty()) {
+        obj[configKey::sendPayload] = sendPayload;
+    }
+
     if (crc > 0) {
         obj[configKey::crc] = crc;
     }
@@ -150,6 +169,7 @@ ApiV2ServerConfig ApiV2ServerConfig::fromJson(const QJsonObject& json)
     
     config.dns1 = json.value(configKey::dns1).toString();
     config.dns2 = json.value(configKey::dns2).toString();
+    config.sendPayload = json.value(configKey::sendPayload).toArray();
     
     config.crc = json.value(configKey::crc).toInt(0);
     
@@ -163,6 +183,10 @@ ApiV2ServerConfig ApiV2ServerConfig::fromJson(const QJsonObject& json)
         config.authData = AuthData::fromJson(authDataObj);
     }
     
+    if (config.displayName.isEmpty()) {
+        config.displayName = config.name.isEmpty() ? config.description : config.name;
+    }
+    
     return config;
 }
 

client/core/models/api/apiV2ServerConfig.h

@@ -1,8 +1,10 @@
 #ifndef APIV2SERVERCONFIG_H
 #define APIV2SERVERCONFIG_H
 
+#include <QJsonArray>
 #include <QJsonObject>
 #include <QMap>
+#include <QPair>
 
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
@@ -10,7 +12,7 @@
 #include "core/models/containerConfig.h"
 #include "core/models/api/apiConfig.h"
 #include "core/models/api/authData.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 
@@ -21,11 +23,13 @@ using namespace ContainerEnumNS;
 
 struct ApiV2ServerConfig {
     QString description;
+    QString displayName;
     QString hostName;
     QMap<DockerContainer, ContainerConfig> containers;
     DockerContainer defaultContainer;
     QString dns1;
     QString dns2;
+    QJsonArray sendPayload;
     
     QString name;
     bool nameOverriddenByUser = false;
@@ -42,6 +46,9 @@ struct ApiV2ServerConfig {
     bool isExternalPremium() const;
     bool hasContainers() const;
     ContainerConfig containerConfig(DockerContainer container) const;
+
+    QPair<QString, QString> getDnsPair(const QString &primaryDns, const QString &secondaryDns) const;
+
     QJsonObject toJson() const;
     static ApiV2ServerConfig fromJson(const QJsonObject& json);
 };

client/core/models/api/authData.h

@@ -4,7 +4,7 @@
 #include <QJsonObject>
 #include <QString>
 
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
 

client/core/models/api/legacyApiServerConfig.cpp

@@ -0,0 +1,41 @@
+#include "legacyApiServerConfig.h"
+
+#include "core/utils/constants/apiKeys.h"
+#include "core/utils/constants/configKeys.h"
+
+namespace amnezia
+{
+
+bool LegacyApiServerConfig::hasContainers() const
+{
+    return !containers.isEmpty();
+}
+
+ContainerConfig LegacyApiServerConfig::containerConfig(DockerContainer container) const
+{
+    if (!containers.contains(container)) {
+        return ContainerConfig{};
+    }
+    return containers.value(container);
+}
+
+LegacyApiServerConfig LegacyApiServerConfig::fromJson(const QJsonObject &json)
+{
+    LegacyApiServerConfig config;
+
+    config.description = json.value(configKey::description).toString();
+    config.hostName = json.value(configKey::hostName).toString();
+
+    config.crc = json.value(configKey::crc).toInt(0);
+
+    config.configVersion = json.value(configKey::configVersion).toInt(1);
+    config.apiEndpoint = json.value(apiDefs::key::apiEndpoint).toString();
+
+    if (config.displayName.isEmpty()) {
+        config.displayName = config.name.isEmpty() ? config.description : config.name;
+    }
+
+    return config;
+}
+
+} // namespace amnezia

client/core/models/api/legacyApiServerConfig.h

@@ -0,0 +1,38 @@
+#ifndef LEGACYAPISERVERCONFIG_H
+#define LEGACYAPISERVERCONFIG_H
+
+#include <QJsonObject>
+#include <QMap>
+
+#include "core/utils/containerEnum.h"
+#include "core/utils/protocolEnum.h"
+#include "core/models/containerConfig.h"
+
+namespace amnezia
+{
+
+using namespace ContainerEnumNS;
+
+struct LegacyApiServerConfig {
+    QString description;
+    QString displayName;
+    QString hostName;
+    QMap<DockerContainer, ContainerConfig> containers;
+    DockerContainer defaultContainer = DockerContainer::None;
+    QString dns1;
+    QString dns2;
+
+    QString name;
+    int crc = 0;
+
+    int configVersion = 0;
+    QString apiEndpoint;
+
+    bool hasContainers() const;
+    ContainerConfig containerConfig(DockerContainer container) const;
+    static LegacyApiServerConfig fromJson(const QJsonObject &json);
+};
+
+} // namespace amnezia
+
+#endif // LEGACYAPISERVERCONFIG_H

client/core/models/containerConfig.cpp

@@ -113,6 +113,26 @@ const Socks5ProxyProtocolConfig* ContainerConfig::getSocks5ProxyProtocolConfig()
     return protocolConfig.as<Socks5ProxyProtocolConfig>();
 }
 
+MtProxyProtocolConfig* ContainerConfig::getMtProxyProtocolConfig()
+{
+    return protocolConfig.as<MtProxyProtocolConfig>();
+}
+
+const MtProxyProtocolConfig* ContainerConfig::getMtProxyProtocolConfig() const
+{
+    return protocolConfig.as<MtProxyProtocolConfig>();
+}
+
+TelemtProtocolConfig* ContainerConfig::getTelemtProtocolConfig()
+{
+    return protocolConfig.as<TelemtProtocolConfig>();
+}
+
+const TelemtProtocolConfig* ContainerConfig::getTelemtProtocolConfig() const
+{
+    return protocolConfig.as<TelemtProtocolConfig>();
+}
+
 Ikev2ProtocolConfig* ContainerConfig::getIkev2ProtocolConfig()
 {
     return protocolConfig.as<Ikev2ProtocolConfig>();

client/core/models/containerConfig.h

@@ -57,6 +57,12 @@ struct ContainerConfig {
     Socks5ProxyProtocolConfig* getSocks5ProxyProtocolConfig();
     const Socks5ProxyProtocolConfig* getSocks5ProxyProtocolConfig() const;
     
+    MtProxyProtocolConfig* getMtProxyProtocolConfig();
+    const MtProxyProtocolConfig* getMtProxyProtocolConfig() const;
+
+    TelemtProtocolConfig* getTelemtProtocolConfig();
+    const TelemtProtocolConfig* getTelemtProtocolConfig() const;
+
     Ikev2ProtocolConfig* getIkev2ProtocolConfig();
     const Ikev2ProtocolConfig* getIkev2ProtocolConfig() const;
     

client/core/models/protocolConfig.cpp

@@ -9,6 +9,8 @@
 #include "core/utils/protocolEnum.h"
 #include "core/models/protocols/ikev2ProtocolConfig.h"
 #include "core/models/protocols/dnsProtocolConfig.h"
+#include "core/models/protocols/mtProxyProtocolConfig.h"
+#include "core/models/protocols/telemtProtocolConfig.h"
 
 namespace amnezia
 {
@@ -38,6 +40,10 @@ Proto ProtocolConfig::type() const
             return Proto::TorWebSite;
         } else if constexpr (std::is_same_v<T, DnsProtocolConfig>) {
             return Proto::Dns;
+        } else if constexpr (std::is_same_v<T, MtProxyProtocolConfig>) {
+            return Proto::MtProxy;
+        } else if constexpr (std::is_same_v<T, TelemtProtocolConfig>) {
+            return Proto::Telemt;
         }
         return Proto::Unknown;
     }, data);
@@ -65,6 +71,10 @@ QString ProtocolConfig::port() const
             return QString();
         } else if constexpr (std::is_same_v<T, DnsProtocolConfig>) {
             return QString();
+        } else if constexpr (std::is_same_v<T, MtProxyProtocolConfig>) {
+            return arg.port.isEmpty() ? QString(protocols::mtProxy::defaultPort) : arg.port;
+        } else if constexpr (std::is_same_v<T, TelemtProtocolConfig>) {
+            return arg.port.isEmpty() ? QString(protocols::telemt::defaultPort) : arg.port;
         }
         return QString();
     }, data);
@@ -88,6 +98,10 @@ QString ProtocolConfig::transportProto() const
             return QString();
         } else if constexpr (std::is_same_v<T, DnsProtocolConfig>) {
             return QString();
+        } else if constexpr (std::is_same_v<T, MtProxyProtocolConfig>) {
+            return QStringLiteral("tcp");
+        } else if constexpr (std::is_same_v<T, TelemtProtocolConfig>) {
+            return QStringLiteral("tcp");
         }
         return QString();
     }, data);
@@ -299,6 +313,10 @@ ProtocolConfig ProtocolConfig::fromJson(const QJsonObject& json, Proto type)
         return ProtocolConfig{TorProtocolConfig::fromJson(json)};
     case Proto::Dns:
         return ProtocolConfig{DnsProtocolConfig::fromJson(json)};
+    case Proto::MtProxy:
+        return ProtocolConfig{MtProxyProtocolConfig::fromJson(json)};
+    case Proto::Telemt:
+        return ProtocolConfig{TelemtProtocolConfig::fromJson(json)};
     default:
         return ProtocolConfig{AwgProtocolConfig{}};
     }

client/core/models/protocolConfig.h

@@ -22,6 +22,8 @@
 #include "core/models/protocols/ikev2ProtocolConfig.h"
 #include "core/models/protocols/torProtocolConfig.h"
 #include "core/models/protocols/dnsProtocolConfig.h"
+#include "core/models/protocols/mtProxyProtocolConfig.h"
+#include "core/models/protocols/telemtProtocolConfig.h"
 
 namespace amnezia
 {
@@ -36,6 +38,8 @@ struct ProtocolConfig {
         XrayProtocolConfig,
         SftpProtocolConfig,
         Socks5ProxyProtocolConfig,
+        MtProxyProtocolConfig,
+        TelemtProtocolConfig,
         Ikev2ProtocolConfig,
         TorProtocolConfig,
         DnsProtocolConfig

client/core/models/protocols/awgProtocolConfig.cpp

@@ -196,11 +196,21 @@ QJsonObject AwgClientConfig::toJson() const
         obj[configKey::transportPacketMagicHeader] = transportPacketMagicHeader;
     }
     
-    obj[configKey::specialJunk1] = specialJunk1;
-    obj[configKey::specialJunk2] = specialJunk2;
-    obj[configKey::specialJunk3] = specialJunk3;
-    obj[configKey::specialJunk4] = specialJunk4;
-    obj[configKey::specialJunk5] = specialJunk5;
+    if (!specialJunk1.isEmpty()) {
+        obj[configKey::specialJunk1] = specialJunk1;
+    }
+    if (!specialJunk2.isEmpty()) {
+        obj[configKey::specialJunk2] = specialJunk2;
+    }
+    if (!specialJunk3.isEmpty()) {
+        obj[configKey::specialJunk3] = specialJunk3;
+    }
+    if (!specialJunk4.isEmpty()) {
+        obj[configKey::specialJunk4] = specialJunk4;
+    }
+    if (!specialJunk5.isEmpty()) {
+        obj[configKey::specialJunk5] = specialJunk5;
+    }
     
     if (isObfuscationEnabled) {
         obj[configKey::isObfuscationEnabled] = isObfuscationEnabled;

client/core/models/protocols/mtProxyProtocolConfig.cpp

@@ -0,0 +1,147 @@
+#include "mtProxyProtocolConfig.h"
+
+#include "../../../core/utils/protocolEnum.h"
+#include "../../../core/protocols/protocolUtils.h"
+#include "../../../core/utils/constants/configKeys.h"
+#include "../../../core/utils/constants/protocolConstants.h"
+#include <QJsonArray>
+
+#include <algorithm>
+
+using namespace amnezia;
+
+namespace amnezia {
+
+    QJsonObject MtProxyProtocolConfig::toJson() const {
+        QJsonObject obj;
+
+        if (!port.isEmpty()) {
+            obj[configKey::port] = port;
+        }
+        if (!secret.isEmpty()) {
+            obj[protocols::mtProxy::secretKey] = secret;
+        }
+        if (!tag.isEmpty()) {
+            obj[protocols::mtProxy::tagKey] = tag;
+        }
+        if (!tgLink.isEmpty()) {
+            obj[protocols::mtProxy::tgLinkKey] = tgLink;
+        }
+        if (!tmeLink.isEmpty()) {
+            obj[protocols::mtProxy::tmeLinkKey] = tmeLink;
+        }
+        obj[protocols::mtProxy::isEnabledKey] = isEnabled;
+        if (!publicHost.isEmpty()) {
+            obj[protocols::mtProxy::publicHostKey] = publicHost;
+        }
+        if (!transportMode.isEmpty()) {
+            obj[protocols::mtProxy::transportModeKey] = transportMode;
+        }
+        if (!tlsDomain.isEmpty()) {
+            obj[protocols::mtProxy::tlsDomainKey] = tlsDomain;
+        }
+        if (!additionalSecrets.isEmpty()) {
+            obj[protocols::mtProxy::additionalSecretsKey] = QJsonArray::fromStringList(additionalSecrets);
+        }
+        if (!workersMode.isEmpty()) {
+            obj[protocols::mtProxy::workersModeKey] = workersMode;
+        }
+        if (!workers.isEmpty()) {
+            obj[protocols::mtProxy::workersKey] = workers;
+        }
+        obj[protocols::mtProxy::natEnabledKey] = natEnabled;
+        if (!natInternalIp.isEmpty()) {
+            obj[protocols::mtProxy::natInternalIpKey] = natInternalIp;
+        }
+        if (!natExternalIp.isEmpty()) {
+            obj[protocols::mtProxy::natExternalIpKey] = natExternalIp;
+        }
+
+        return obj;
+    }
+
+    MtProxyProtocolConfig MtProxyProtocolConfig::fromJson(const QJsonObject &json) {
+        MtProxyProtocolConfig config;
+
+        config.port = json.value(configKey::port).toString();
+        config.secret = json.value(protocols::mtProxy::secretKey).toString();
+        config.tag = json.value(protocols::mtProxy::tagKey).toString();
+        config.tgLink = json.value(protocols::mtProxy::tgLinkKey).toString();
+        config.tmeLink = json.value(protocols::mtProxy::tmeLinkKey).toString();
+        config.isEnabled = json.value(protocols::mtProxy::isEnabledKey).toBool(true);
+        config.publicHost = json.value(protocols::mtProxy::publicHostKey).toString();
+        config.transportMode = json.value(protocols::mtProxy::transportModeKey).toString();
+        config.tlsDomain = json.value(protocols::mtProxy::tlsDomainKey).toString();
+        for (const auto &v: json.value(protocols::mtProxy::additionalSecretsKey).toArray()) {
+            const QString s = v.toString();
+            if (!s.isEmpty()) {
+                config.additionalSecrets.append(s);
+            }
+        }
+        config.workersMode = json.value(protocols::mtProxy::workersModeKey).toString();
+        config.workers = json.value(protocols::mtProxy::workersKey).toString();
+        config.natEnabled = json.value(protocols::mtProxy::natEnabledKey).toBool(false);
+        config.natInternalIp = json.value(protocols::mtProxy::natInternalIpKey).toString();
+        config.natExternalIp = json.value(protocols::mtProxy::natExternalIpKey).toString();
+
+        return config;
+    }
+
+    bool MtProxyProtocolConfig::equalsDockerDeploymentSettings(const MtProxyProtocolConfig &other) const {
+        const auto normPort = [](const QString &p) {
+            return p.isEmpty() ? QString(protocols::mtProxy::defaultPort) : p;
+        };
+        const auto normTransport = [](const QString &t) {
+            return t.isEmpty() ? QString(protocols::mtProxy::transportModeStandard) : t;
+        };
+        const auto normWorkersMode = [](const QString &m) {
+            return m.isEmpty() ? QString(protocols::mtProxy::workersModeAuto) : m;
+        };
+
+        if (normPort(port) != normPort(other.port)) {
+            return false;
+        }
+        if (normTransport(transportMode) != normTransport(other.transportMode)) {
+            return false;
+        }
+        if (tlsDomain != other.tlsDomain) {
+            return false;
+        }
+        if (secret != other.secret) {
+            return false;
+        }
+        if (tag != other.tag) {
+            return false;
+        }
+        if (publicHost != other.publicHost) {
+            return false;
+        }
+        if (normWorkersMode(workersMode) != normWorkersMode(other.workersMode)) {
+            return false;
+        }
+        if (workers != other.workers) {
+            return false;
+        }
+        if (natEnabled != other.natEnabled) {
+            return false;
+        }
+        if (natInternalIp != other.natInternalIp) {
+            return false;
+        }
+        if (natExternalIp != other.natExternalIp) {
+            return false;
+        }
+        if (isEnabled != other.isEnabled) {
+            return false;
+        }
+
+        QStringList aa = additionalSecrets;
+        QStringList bb = other.additionalSecrets;
+        aa.removeAll(QString());
+        bb.removeAll(QString());
+        std::sort(aa.begin(), aa.end());
+        std::sort(bb.begin(), bb.end());
+        return aa == bb;
+    }
+
+} // namespace amnezia

client/core/models/protocols/mtProxyProtocolConfig.h

@@ -0,0 +1,38 @@
+#ifndef MTPROXYPROTOCOLCONFIG_H
+#define MTPROXYPROTOCOLCONFIG_H
+
+#include <QJsonObject>
+#include <QString>
+#include <QStringList>
+
+namespace amnezia {
+
+    struct MtProxyProtocolConfig {
+        QString port;
+        QString secret;
+        QString tag;
+        QString tgLink;
+        QString tmeLink;
+        bool isEnabled = true;
+        QString publicHost;
+        QString transportMode;
+        QString tlsDomain;
+        QStringList additionalSecrets;
+        QString workersMode;
+        QString workers;
+        bool natEnabled = false;
+        QString natInternalIp;
+        QString natExternalIp;
+
+        QJsonObject toJson() const;
+
+        static MtProxyProtocolConfig fromJson(const QJsonObject &json);
+
+        // Port, transport, TLS, secrets, NAT, workers, isEnabled, additionalSecrets (order-independent).
+        // Ignores tgLink / tmeLink (derived / display).
+        bool equalsDockerDeploymentSettings(const MtProxyProtocolConfig &other) const;
+    };
+
+} // namespace amnezia
+
+#endif // MTPROXYPROTOCOLCONFIG_H

client/core/models/protocols/telemtProtocolConfig.cpp

@@ -0,0 +1,162 @@
+#include "telemtProtocolConfig.h"
+
+#include "core/utils/constants/configKeys.h"
+#include "core/utils/constants/protocolConstants.h"
+
+#include <QJsonArray>
+#include <algorithm>
+
+using namespace amnezia;
+
+QJsonObject TelemtProtocolConfig::toJson() const
+{
+    QJsonObject obj;
+    if (!port.isEmpty()) {
+        obj[QString(configKey::port)] = port;
+    }
+    if (!secret.isEmpty()) {
+        obj[protocols::telemt::secretKey] = secret;
+    }
+    if (!tag.isEmpty()) {
+        obj[protocols::telemt::tagKey] = tag;
+    }
+    if (!tgLink.isEmpty()) {
+        obj[protocols::telemt::tgLinkKey] = tgLink;
+    }
+    if (!tmeLink.isEmpty()) {
+        obj[protocols::telemt::tmeLinkKey] = tmeLink;
+    }
+    obj[protocols::telemt::isEnabledKey] = isEnabled;
+    if (!publicHost.isEmpty()) {
+        obj[protocols::telemt::publicHostKey] = publicHost;
+    }
+    if (!transportMode.isEmpty()) {
+        obj[protocols::telemt::transportModeKey] = transportMode;
+    }
+    if (!tlsDomain.isEmpty()) {
+        obj[protocols::telemt::tlsDomainKey] = tlsDomain;
+    }
+    obj[protocols::telemt::maskEnabledKey] = maskEnabled;
+    obj[protocols::telemt::tlsEmulationKey] = tlsEmulation;
+    obj[protocols::telemt::useMiddleProxyKey] = useMiddleProxy;
+    if (!userName.isEmpty()) {
+        obj[protocols::telemt::userNameKey] = userName;
+    }
+    if (!additionalSecrets.isEmpty()) {
+        obj[protocols::telemt::additionalSecretsKey] = QJsonArray::fromStringList(additionalSecrets);
+    }
+    if (!workersMode.isEmpty()) {
+        obj[protocols::telemt::workersModeKey] = workersMode;
+    }
+    if (!workers.isEmpty()) {
+        obj[protocols::telemt::workersKey] = workers;
+    }
+    obj[protocols::telemt::natEnabledKey] = natEnabled;
+    if (!natInternalIp.isEmpty()) {
+        obj[protocols::telemt::natInternalIpKey] = natInternalIp;
+    }
+    if (!natExternalIp.isEmpty()) {
+        obj[protocols::telemt::natExternalIpKey] = natExternalIp;
+    }
+    return obj;
+}
+
+TelemtProtocolConfig TelemtProtocolConfig::fromJson(const QJsonObject &json)
+{
+    TelemtProtocolConfig c;
+    c.port = json.value(QString(configKey::port)).toString();
+    c.secret = json.value(protocols::telemt::secretKey).toString();
+    c.tag = json.value(protocols::telemt::tagKey).toString();
+    c.tgLink = json.value(protocols::telemt::tgLinkKey).toString();
+    c.tmeLink = json.value(protocols::telemt::tmeLinkKey).toString();
+    c.isEnabled = json.value(protocols::telemt::isEnabledKey).toBool(true);
+    c.publicHost = json.value(protocols::telemt::publicHostKey).toString();
+    c.transportMode = json.value(protocols::telemt::transportModeKey).toString();
+    c.tlsDomain = json.value(protocols::telemt::tlsDomainKey).toString();
+    c.maskEnabled = json.value(protocols::telemt::maskEnabledKey).toBool(true);
+    c.tlsEmulation = json.value(protocols::telemt::tlsEmulationKey).toBool(false);
+    c.useMiddleProxy = json.value(protocols::telemt::useMiddleProxyKey).toBool(true);
+    c.userName = json.value(protocols::telemt::userNameKey).toString();
+    for (const auto &v : json.value(protocols::telemt::additionalSecretsKey).toArray()) {
+        const QString s = v.toString();
+        if (!s.isEmpty()) {
+            c.additionalSecrets.append(s);
+        }
+    }
+    c.workersMode = json.value(protocols::telemt::workersModeKey).toString();
+    c.workers = json.value(protocols::telemt::workersKey).toString();
+    c.natEnabled = json.value(protocols::telemt::natEnabledKey).toBool(false);
+    c.natInternalIp = json.value(protocols::telemt::natInternalIpKey).toString();
+    c.natExternalIp = json.value(protocols::telemt::natExternalIpKey).toString();
+    return c;
+}
+
+bool TelemtProtocolConfig::equalsDockerDeploymentSettings(const TelemtProtocolConfig &other) const
+{
+    const auto normPort = [](const QString &p) {
+        return p.isEmpty() ? QString(protocols::telemt::defaultPort) : p;
+    };
+    const auto normTransport = [](const QString &t) {
+        return t.isEmpty() ? QString(protocols::telemt::transportModeStandard) : t;
+    };
+    const auto normWorkersMode = [](const QString &m) {
+        return m.isEmpty() ? QString(protocols::telemt::workersModeAuto) : m;
+    };
+
+    if (normPort(port) != normPort(other.port)) {
+        return false;
+    }
+    if (normTransport(transportMode) != normTransport(other.transportMode)) {
+        return false;
+    }
+    if (tlsDomain != other.tlsDomain) {
+        return false;
+    }
+    if (secret != other.secret) {
+        return false;
+    }
+    if (tag != other.tag) {
+        return false;
+    }
+    if (publicHost != other.publicHost) {
+        return false;
+    }
+    if (maskEnabled != other.maskEnabled) {
+        return false;
+    }
+    if (tlsEmulation != other.tlsEmulation) {
+        return false;
+    }
+    if (useMiddleProxy != other.useMiddleProxy) {
+        return false;
+    }
+    if (userName != other.userName) {
+        return false;
+    }
+    if (normWorkersMode(workersMode) != normWorkersMode(other.workersMode)) {
+        return false;
+    }
+    if (workers != other.workers) {
+        return false;
+    }
+    if (natEnabled != other.natEnabled) {
+        return false;
+    }
+    if (natInternalIp != other.natInternalIp) {
+        return false;
+    }
+    if (natExternalIp != other.natExternalIp) {
+        return false;
+    }
+    if (isEnabled != other.isEnabled) {
+        return false;
+    }
+
+    QStringList aa = additionalSecrets;
+    QStringList bb = other.additionalSecrets;
+    aa.removeAll(QString());
+    bb.removeAll(QString());
+    std::sort(aa.begin(), aa.end());
+    std::sort(bb.begin(), bb.end());
+    return aa == bb;
+}

client/core/models/protocols/telemtProtocolConfig.h

@@ -0,0 +1,38 @@
+#ifndef TELEMTPROTOCOLCONFIG_H
+#define TELEMTPROTOCOLCONFIG_H
+
+#include <QJsonObject>
+#include <QString>
+#include <QStringList>
+
+namespace amnezia {
+
+struct TelemtProtocolConfig {
+    QString port;
+    QString secret;
+    QString tag;
+    QString tgLink;
+    QString tmeLink;
+    bool isEnabled = true;
+    QString publicHost;
+    QString transportMode;
+    QString tlsDomain;
+    bool maskEnabled = true;
+    bool tlsEmulation = false;
+    bool useMiddleProxy = true;
+    QString userName;
+    QStringList additionalSecrets;
+    QString workersMode;
+    QString workers;
+    bool natEnabled = false;
+    QString natInternalIp;
+    QString natExternalIp;
+
+    QJsonObject toJson() const;
+    static TelemtProtocolConfig fromJson(const QJsonObject &json);
+    bool equalsDockerDeploymentSettings(const TelemtProtocolConfig &other) const;
+};
+
+} // namespace amnezia
+
+#endif // TELEMTPROTOCOLCONFIG_H

client/core/models/protocols/xrayProtocolConfig.cpp

@@ -3,20 +3,267 @@
 #include <QJsonDocument>
 #include <QJsonArray>
 
-#include "../../../core/utils/protocolEnum.h"
-#include "../../../core/protocols/protocolUtils.h"
-#include "../../../core/utils/constants/configKeys.h"
-#include "../../../core/utils/constants/protocolConstants.h"
+#include "core/utils/protocolEnum.h"
+#include "core/protocols/protocolUtils.h"
+#include "core/utils/constants/configKeys.h"
+#include "core/utils/constants/protocolConstants.h"
 
 using namespace amnezia;
 using namespace ProtocolUtils;
+
 namespace amnezia
 {
+QJsonObject XrayXPaddingConfig::toJson() const
+{
+    QJsonObject obj;
+    if (!bytesMin.isEmpty())   obj[configKey::xPaddingBytesMin]  = bytesMin;
+    if (!bytesMax.isEmpty())   obj[configKey::xPaddingBytesMax]  = bytesMax;
+    obj[configKey::xPaddingObfsMode]  = obfsMode;
+    if (!key.isEmpty())        obj[configKey::xPaddingKey]       = key;
+    if (!header.isEmpty())     obj[configKey::xPaddingHeader]    = header;
+    if (!placement.isEmpty())  obj[configKey::xPaddingPlacement] = placement;
+    if (!method.isEmpty())     obj[configKey::xPaddingMethod]    = method;
+    return obj;
+}
+
+XrayXPaddingConfig XrayXPaddingConfig::fromJson(const QJsonObject &json)
+{
+    XrayXPaddingConfig c;
+    c.bytesMin  = json.value(configKey::xPaddingBytesMin).toString();
+    c.bytesMax  = json.value(configKey::xPaddingBytesMax).toString();
+    c.obfsMode  = json.value(configKey::xPaddingObfsMode).toBool(true);
+    c.key       = json.value(configKey::xPaddingKey).toString();
+    c.header    = json.value(configKey::xPaddingHeader).toString();
+    c.placement = json.value(configKey::xPaddingPlacement).toString(protocols::xray::defaultXPaddingPlacement);
+    c.method    = json.value(configKey::xPaddingMethod).toString(protocols::xray::defaultXPaddingMethod);
+    return c;
+}
+
+QJsonObject XrayXmuxConfig::toJson() const
+{
+    QJsonObject obj;
+    obj[configKey::xmuxEnabled] = enabled;
+    if (!maxConcurrencyMin.isEmpty())   obj[configKey::xmuxMaxConcurrencyMin]   = maxConcurrencyMin;
+    if (!maxConcurrencyMax.isEmpty())   obj[configKey::xmuxMaxConcurrencyMax]   = maxConcurrencyMax;
+    if (!maxConnectionsMin.isEmpty())   obj[configKey::xmuxMaxConnectionsMin]   = maxConnectionsMin;
+    if (!maxConnectionsMax.isEmpty())   obj[configKey::xmuxMaxConnectionsMax]   = maxConnectionsMax;
+    if (!cMaxReuseTimesMin.isEmpty())   obj[configKey::xmuxCMaxReuseTimesMin]   = cMaxReuseTimesMin;
+    if (!cMaxReuseTimesMax.isEmpty())   obj[configKey::xmuxCMaxReuseTimesMax]   = cMaxReuseTimesMax;
+    if (!hMaxRequestTimesMin.isEmpty()) obj[configKey::xmuxHMaxRequestTimesMin] = hMaxRequestTimesMin;
+    if (!hMaxRequestTimesMax.isEmpty()) obj[configKey::xmuxHMaxRequestTimesMax] = hMaxRequestTimesMax;
+    if (!hMaxReusableSecsMin.isEmpty()) obj[configKey::xmuxHMaxReusableSecsMin] = hMaxReusableSecsMin;
+    if (!hMaxReusableSecsMax.isEmpty()) obj[configKey::xmuxHMaxReusableSecsMax] = hMaxReusableSecsMax;
+    if (!hKeepAlivePeriod.isEmpty())    obj[configKey::xmuxHKeepAlivePeriod]    = hKeepAlivePeriod;
+    return obj;
+}
+
+XrayXmuxConfig XrayXmuxConfig::fromJson(const QJsonObject &json)
+{
+    XrayXmuxConfig c;
+    c.enabled             = json.value(configKey::xmuxEnabled).toBool(true);
+    c.maxConcurrencyMin   = json.value(configKey::xmuxMaxConcurrencyMin).toString("0");
+    c.maxConcurrencyMax   = json.value(configKey::xmuxMaxConcurrencyMax).toString("0");
+    c.maxConnectionsMin   = json.value(configKey::xmuxMaxConnectionsMin).toString("0");
+    c.maxConnectionsMax   = json.value(configKey::xmuxMaxConnectionsMax).toString("0");
+    c.cMaxReuseTimesMin   = json.value(configKey::xmuxCMaxReuseTimesMin).toString("0");
+    c.cMaxReuseTimesMax   = json.value(configKey::xmuxCMaxReuseTimesMax).toString("0");
+    c.hMaxRequestTimesMin = json.value(configKey::xmuxHMaxRequestTimesMin).toString("0");
+    c.hMaxRequestTimesMax = json.value(configKey::xmuxHMaxRequestTimesMax).toString("0");
+    c.hMaxReusableSecsMin = json.value(configKey::xmuxHMaxReusableSecsMin).toString("0");
+    c.hMaxReusableSecsMax = json.value(configKey::xmuxHMaxReusableSecsMax).toString("0");
+    c.hKeepAlivePeriod    = json.value(configKey::xmuxHKeepAlivePeriod).toString();
+    return c;
+}
+
+QJsonObject XrayXhttpConfig::toJson() const
+{
+    QJsonObject obj;
+    if (!mode.isEmpty())            obj[configKey::xhttpMode]            = mode;
+    if (!host.isEmpty())            obj[configKey::xhttpHost]            = host;
+    if (!path.isEmpty())            obj[configKey::xhttpPath]            = path;
+    if (!headersTemplate.isEmpty()) obj[configKey::xhttpHeadersTemplate] = headersTemplate;
+    if (!uplinkMethod.isEmpty())    obj[configKey::xhttpUplinkMethod]    = uplinkMethod;
+    obj[configKey::xhttpDisableGrpc] = disableGrpc;
+    obj[configKey::xhttpDisableSse]  = disableSse;
+
+    if (!sessionPlacement.isEmpty())    obj[configKey::xhttpSessionPlacement]    = sessionPlacement;
+    if (!sessionKey.isEmpty())          obj[configKey::xhttpSessionKey]          = sessionKey;
+    if (!seqPlacement.isEmpty())        obj[configKey::xhttpSeqPlacement]        = seqPlacement;
+    if (!seqKey.isEmpty())              obj[configKey::xhttpSeqKey]              = seqKey;
+    if (!uplinkDataPlacement.isEmpty()) obj[configKey::xhttpUplinkDataPlacement] = uplinkDataPlacement;
+    if (!uplinkDataKey.isEmpty())       obj[configKey::xhttpUplinkDataKey]       = uplinkDataKey;
+
+    if (!uplinkChunkSize.isEmpty())         obj[configKey::xhttpUplinkChunkSize]         = uplinkChunkSize;
+    if (!scMaxBufferedPosts.isEmpty())      obj[configKey::xhttpScMaxBufferedPosts]      = scMaxBufferedPosts;
+    if (!scMaxEachPostBytesMin.isEmpty())   obj[configKey::xhttpScMaxEachPostBytesMin]   = scMaxEachPostBytesMin;
+    if (!scMaxEachPostBytesMax.isEmpty())   obj[configKey::xhttpScMaxEachPostBytesMax]   = scMaxEachPostBytesMax;
+    if (!scMinPostsIntervalMsMin.isEmpty()) obj[configKey::xhttpScMinPostsIntervalMsMin] = scMinPostsIntervalMsMin;
+    if (!scMinPostsIntervalMsMax.isEmpty()) obj[configKey::xhttpScMinPostsIntervalMsMax] = scMinPostsIntervalMsMax;
+    if (!scStreamUpServerSecsMin.isEmpty()) obj[configKey::xhttpScStreamUpServerSecsMin] = scStreamUpServerSecsMin;
+    if (!scStreamUpServerSecsMax.isEmpty()) obj[configKey::xhttpScStreamUpServerSecsMax] = scStreamUpServerSecsMax;
+
+    obj["xPadding"] = xPadding.toJson();
+    obj["xmux"]     = xmux.toJson();
+
+    return obj;
+}
+
+namespace
+{
+    XrayXhttpConfig clearedXhttpConfig()
+    {
+        XrayXhttpConfig c;
+        c.mode = QString();
+        c.host = QString();
+        c.path = QString();
+        c.headersTemplate = QString();
+        c.uplinkMethod = QString();
+        c.disableGrpc = false;
+        c.disableSse = false;
+        c.sessionPlacement = QString();
+        c.sessionKey = QString();
+        c.seqPlacement = QString();
+        c.seqKey = QString();
+        c.uplinkDataPlacement = QString();
+        c.uplinkDataKey = QString();
+        c.uplinkChunkSize = QString();
+        c.scMaxBufferedPosts = QString();
+        c.scMaxEachPostBytesMin = QString();
+        c.scMaxEachPostBytesMax = QString();
+        c.scMinPostsIntervalMsMin = QString();
+        c.scMinPostsIntervalMsMax = QString();
+        c.scStreamUpServerSecsMin = QString();
+        c.scStreamUpServerSecsMax = QString();
+        return c;
+    }
+} // namespace
+
+XrayXhttpConfig XrayXhttpConfig::fromJson(const QJsonObject &json)
+{
+    if (json.isEmpty()) {
+        return clearedXhttpConfig();
+    }
+
+    XrayXhttpConfig c = clearedXhttpConfig();
+
+    if (json.contains(configKey::xhttpMode)) {
+        c.mode = json.value(configKey::xhttpMode).toString();
+    }
+    if (json.contains(configKey::xhttpHost)) {
+        c.host = json.value(configKey::xhttpHost).toString();
+    }
+    if (json.contains(configKey::xhttpPath)) {
+        c.path = json.value(configKey::xhttpPath).toString();
+    }
+    if (json.contains(configKey::xhttpHeadersTemplate)) {
+        c.headersTemplate = json.value(configKey::xhttpHeadersTemplate).toString();
+    }
+    if (json.contains(configKey::xhttpUplinkMethod)) {
+        c.uplinkMethod = json.value(configKey::xhttpUplinkMethod).toString();
+    }
+    if (json.contains(configKey::xhttpDisableGrpc)) {
+        c.disableGrpc = json.value(configKey::xhttpDisableGrpc).toBool();
+    }
+    if (json.contains(configKey::xhttpDisableSse)) {
+        c.disableSse = json.value(configKey::xhttpDisableSse).toBool();
+    }
+    if (json.contains(configKey::xhttpSessionPlacement)) {
+        c.sessionPlacement = json.value(configKey::xhttpSessionPlacement).toString();
+    }
+    if (json.contains(configKey::xhttpSessionKey)) {
+        c.sessionKey = json.value(configKey::xhttpSessionKey).toString();
+    }
+    if (json.contains(configKey::xhttpSeqPlacement)) {
+        c.seqPlacement = json.value(configKey::xhttpSeqPlacement).toString();
+    }
+    if (json.contains(configKey::xhttpSeqKey)) {
+        c.seqKey = json.value(configKey::xhttpSeqKey).toString();
+    }
+    if (json.contains(configKey::xhttpUplinkDataPlacement)) {
+        c.uplinkDataPlacement = json.value(configKey::xhttpUplinkDataPlacement).toString();
+    }
+    if (json.contains(configKey::xhttpUplinkDataKey)) {
+        c.uplinkDataKey = json.value(configKey::xhttpUplinkDataKey).toString();
+    }
+    if (json.contains(configKey::xhttpUplinkChunkSize)) {
+        c.uplinkChunkSize = json.value(configKey::xhttpUplinkChunkSize).toString();
+    }
+    if (json.contains(configKey::xhttpScMaxBufferedPosts)) {
+        c.scMaxBufferedPosts = json.value(configKey::xhttpScMaxBufferedPosts).toString();
+    }
+    if (json.contains(configKey::xhttpScMaxEachPostBytesMin)) {
+        c.scMaxEachPostBytesMin = json.value(configKey::xhttpScMaxEachPostBytesMin).toString();
+    }
+    if (json.contains(configKey::xhttpScMaxEachPostBytesMax)) {
+        c.scMaxEachPostBytesMax = json.value(configKey::xhttpScMaxEachPostBytesMax).toString();
+    }
+    if (json.contains(configKey::xhttpScMinPostsIntervalMsMin)) {
+        c.scMinPostsIntervalMsMin = json.value(configKey::xhttpScMinPostsIntervalMsMin).toString();
+    }
+    if (json.contains(configKey::xhttpScMinPostsIntervalMsMax)) {
+        c.scMinPostsIntervalMsMax = json.value(configKey::xhttpScMinPostsIntervalMsMax).toString();
+    }
+    if (json.contains(configKey::xhttpScStreamUpServerSecsMin)) {
+        c.scStreamUpServerSecsMin = json.value(configKey::xhttpScStreamUpServerSecsMin).toString();
+    }
+    if (json.contains(configKey::xhttpScStreamUpServerSecsMax)) {
+        c.scStreamUpServerSecsMax = json.value(configKey::xhttpScStreamUpServerSecsMax).toString();
+    }
+
+    if (json.contains(QLatin1String("xPadding"))) {
+        c.xPadding = XrayXPaddingConfig::fromJson(json.value(QLatin1String("xPadding")).toObject());
+    }
+    if (json.contains(QLatin1String("xmux"))) {
+        c.xmux = XrayXmuxConfig::fromJson(json.value(QLatin1String("xmux")).toObject());
+    }
+
+    return c;
+}
+
+QJsonObject XrayMkcpConfig::toJson() const
+{
+    QJsonObject obj;
+    if (!tti.isEmpty())              obj[configKey::mkcpTti]              = tti;
+    if (!uplinkCapacity.isEmpty())   obj[configKey::mkcpUplinkCapacity]   = uplinkCapacity;
+    if (!downlinkCapacity.isEmpty()) obj[configKey::mkcpDownlinkCapacity] = downlinkCapacity;
+    if (!readBufferSize.isEmpty())   obj[configKey::mkcpReadBufferSize]   = readBufferSize;
+    if (!writeBufferSize.isEmpty())  obj[configKey::mkcpWriteBufferSize]  = writeBufferSize;
+    obj[configKey::mkcpCongestion] = congestion;
+    return obj;
+}
+
+XrayMkcpConfig XrayMkcpConfig::fromJson(const QJsonObject &json)
+{
+    XrayMkcpConfig c;
+    if (json.isEmpty()) {
+        return c;
+    }
+    if (json.contains(configKey::mkcpTti)) {
+        c.tti = json.value(configKey::mkcpTti).toString();
+    }
+    if (json.contains(configKey::mkcpUplinkCapacity)) {
+        c.uplinkCapacity = json.value(configKey::mkcpUplinkCapacity).toString();
+    }
+    if (json.contains(configKey::mkcpDownlinkCapacity)) {
+        c.downlinkCapacity = json.value(configKey::mkcpDownlinkCapacity).toString();
+    }
+    if (json.contains(configKey::mkcpReadBufferSize)) {
+        c.readBufferSize = json.value(configKey::mkcpReadBufferSize).toString();
+    }
+    if (json.contains(configKey::mkcpWriteBufferSize)) {
+        c.writeBufferSize = json.value(configKey::mkcpWriteBufferSize).toString();
+    }
+    if (json.contains(configKey::mkcpCongestion)) {
+        c.congestion = json.value(configKey::mkcpCongestion).toBool();
+    }
+    return c;
+}
 
 QJsonObject XrayServerConfig::toJson() const
 {
     QJsonObject obj;
-    
+
+    // Existing fields
     if (!port.isEmpty()) {
         obj[configKey::port] = port;
     }
@@ -29,60 +276,126 @@ QJsonObject XrayServerConfig::toJson() const
     if (!site.isEmpty()) {
         obj[configKey::site] = site;
     }
-    
+
     if (isThirdPartyConfig) {
         obj[configKey::isThirdPartyConfig] = isThirdPartyConfig;
     }
-    
+
+    // New: Security
+    if (!security.isEmpty()) {
+        obj[configKey::xraySecurity] = security;
+    }
+    if (!flow.isEmpty()) {
+        obj[configKey::xrayFlow] = flow;
+    }
+    if (!fingerprint.isEmpty()) {
+        obj[configKey::xrayFingerprint] = fingerprint;
+    }
+    if (!sni.isEmpty()) {
+        obj[configKey::xraySni] = sni;
+    }
+    if (!alpn.isEmpty()) {
+        obj[configKey::xrayAlpn] = alpn;
+    }
+
+    // New: Transport
+    if (!transport.isEmpty()) {
+        obj[configKey::xrayTransport] = transport;
+    }
+    const QJsonObject xhttpObj = xhttp.toJson();
+    if (!xhttpObj.isEmpty()) {
+        obj[QStringLiteral("xhttp")] = xhttpObj;
+    }
+    const QJsonObject mkcpObj = mkcp.toJson();
+    if (!mkcpObj.isEmpty()) {
+        obj[QStringLiteral("mkcp")] = mkcpObj;
+    }
+
     return obj;
 }
 
-XrayServerConfig XrayServerConfig::fromJson(const QJsonObject& json)
+XrayServerConfig XrayServerConfig::fromJson(const QJsonObject &json)
 {
-    XrayServerConfig config;
-    
-    config.port = json.value(configKey::port).toString();
-    config.transportProto = json.value(configKey::transportProto).toString();
-    config.subnetAddress = json.value(configKey::subnetAddress).toString();
-    config.site = json.value(configKey::site).toString();
-    
-    config.isThirdPartyConfig = json.value(configKey::isThirdPartyConfig).toBool(false);
-    
-    return config;
+    XrayServerConfig c;
+
+    // Existing fields
+    c.port = json.value(configKey::port).toString();
+    c.transportProto = json.value(configKey::transportProto).toString();
+    c.subnetAddress = json.value(configKey::subnetAddress).toString();
+    c.site = json.value(configKey::site).toString();
+    c.isThirdPartyConfig = json.value(configKey::isThirdPartyConfig).toBool(false);
+
+    if (json.contains(configKey::xraySecurity)) {
+        c.security = json.value(configKey::xraySecurity).toString();
+    }
+    if (json.contains(configKey::xrayFlow)) {
+        c.flow = json.value(configKey::xrayFlow).toString();
+    }
+    if (json.contains(configKey::xrayFingerprint)) {
+        c.fingerprint = json.value(configKey::xrayFingerprint).toString();
+        if (c.fingerprint.contains(QLatin1String("Mozilla/5.0"), Qt::CaseInsensitive)) {
+            c.fingerprint = QString::fromLatin1(protocols::xray::defaultFingerprint);
+        }
+    }
+    if (json.contains(configKey::xraySni)) {
+        c.sni = json.value(configKey::xraySni).toString();
+    }
+    if (json.contains(configKey::xrayAlpn)) {
+        c.alpn = json.value(configKey::xrayAlpn).toString();
+    }
+    if (json.contains(configKey::xrayTransport)) {
+        c.transport = json.value(configKey::xrayTransport).toString();
+    }
+    if (json.contains(QLatin1String("xhttp"))) {
+        const QJsonObject xhttpJson = json.value(QLatin1String("xhttp")).toObject();
+        if (!xhttpJson.isEmpty()) {
+            c.xhttp = XrayXhttpConfig::fromJson(xhttpJson);
+        }
+    }
+    if (json.contains(QLatin1String("mkcp"))) {
+        const QJsonObject mkcpJson = json.value(QLatin1String("mkcp")).toObject();
+        if (!mkcpJson.isEmpty()) {
+            c.mkcp = XrayMkcpConfig::fromJson(mkcpJson);
+        }
+    }
+
+    return c;
 }
 
-bool XrayServerConfig::hasEqualServerSettings(const XrayServerConfig& other) const
+bool XrayServerConfig::hasEqualServerSettings(const XrayServerConfig &other) const
 {
-    return port == other.port && site == other.site;
+    return port == other.port
+           && transportProto == other.transportProto
+           && subnetAddress == other.subnetAddress
+           && site == other.site
+           && security == other.security
+           && flow == other.flow
+           && transport == other.transport
+           && fingerprint == other.fingerprint
+           && sni == other.sni
+           && alpn == other.alpn
+           && xhttp.toJson() == other.xhttp.toJson()
+           && mkcp.toJson() == other.mkcp.toJson();
 }
 
 QJsonObject XrayClientConfig::toJson() const
 {
     QJsonObject obj;
-    
-    if (!nativeConfig.isEmpty()) {
-        obj[configKey::config] = nativeConfig;
-    }
-    if (!localPort.isEmpty()) {
-        obj[configKey::localPort] = localPort;
-    }
-    if (!id.isEmpty()) {
-        obj[configKey::clientId] = id;
-    }
-    
+    if (!nativeConfig.isEmpty()) obj[configKey::config]   = nativeConfig;
+    if (!localPort.isEmpty())    obj[configKey::localPort] = localPort;
+    if (!id.isEmpty())           obj[configKey::clientId]  = id;
     return obj;
 }
 
-XrayClientConfig XrayClientConfig::fromJson(const QJsonObject& json)
+XrayClientConfig XrayClientConfig::fromJson(const QJsonObject &json)
 {
-    XrayClientConfig config;
-    
-    config.nativeConfig = json.value(configKey::config).toString();
-    config.localPort = json.value(configKey::localPort).toString();
-    config.id = json.value(configKey::clientId).toString();
-    
-    if (config.id.isEmpty() && !config.nativeConfig.isEmpty()) {
-        QJsonDocument doc = QJsonDocument::fromJson(config.nativeConfig.toUtf8());
+    XrayClientConfig c;
+    c.nativeConfig = json.value(configKey::config).toString();
+    c.localPort    = json.value(configKey::localPort).toString();
+    c.id           = json.value(configKey::clientId).toString();
+
+    if (c.id.isEmpty() && !c.nativeConfig.isEmpty()) {
+        QJsonDocument doc = QJsonDocument::fromJson(c.nativeConfig.toUtf8());
         if (!doc.isNull() && doc.isObject()) {
             QJsonObject configObj = doc.object();
             if (configObj.contains(protocols::xray::outbounds)) {
@@ -100,7 +413,7 @@ XrayClientConfig XrayClientConfig::fromJson(const QJsonObject& json)
                                     if (!users.isEmpty()) {
                                         QJsonObject user = users[0].toObject();
                                         if (user.contains(protocols::xray::id)) {
-                                            config.id = user[protocols::xray::id].toString();
+                                            c.id = user[protocols::xray::id].toString();
                                         }
                                     }
                                 }
@@ -111,16 +424,15 @@ XrayClientConfig XrayClientConfig::fromJson(const QJsonObject& json)
             }
         }
     }
-    
-    return config;
+
+    return c;
 }
 
 QJsonObject XrayProtocolConfig::toJson() const
 {
     QJsonObject obj = serverConfig.toJson();
-    
+
     if (clientConfig.has_value()) {
-        // Third-party import: nativeConfig is raw Xray JSON (inbounds/outbounds)
         QJsonDocument doc = QJsonDocument::fromJson(clientConfig->nativeConfig.toUtf8());
         if (!doc.isNull() && doc.isObject() && doc.object().contains(protocols::xray::outbounds)
                 && !doc.object().contains(configKey::config)) {
@@ -130,22 +442,20 @@ QJsonObject XrayProtocolConfig::toJson() const
             obj[configKey::lastConfig] = QString::fromUtf8(QJsonDocument(clientJson).toJson(QJsonDocument::Compact));
         }
     }
-    
+
     return obj;
 }
 
-XrayProtocolConfig XrayProtocolConfig::fromJson(const QJsonObject& json)
+XrayProtocolConfig XrayProtocolConfig::fromJson(const QJsonObject &json)
 {
-    XrayProtocolConfig config;
-    
-    config.serverConfig = XrayServerConfig::fromJson(json);
-    
+    XrayProtocolConfig c;
+    c.serverConfig = XrayServerConfig::fromJson(json);
+
     QString lastConfigStr = json.value(configKey::lastConfig).toString();
     if (!lastConfigStr.isEmpty()) {
         QJsonDocument doc = QJsonDocument::fromJson(lastConfigStr.toUtf8());
         if (doc.isObject()) {
             QJsonObject parsed = doc.object();
-            // Third-party import stores raw Xray config (inbounds/outbounds) directly
             if (parsed.contains(protocols::xray::outbounds) && !parsed.contains(configKey::config)) {
                 XrayClientConfig clientCfg;
                 clientCfg.nativeConfig = lastConfigStr;
@@ -158,14 +468,170 @@ XrayProtocolConfig XrayProtocolConfig::fromJson(const QJsonObject& json)
                         }
                     }
                 }
-                config.clientConfig = clientCfg;
+                const QJsonArray outbounds = parsed.value(protocols::xray::outbounds).toArray();
+                if (!outbounds.isEmpty()) {
+                    const QJsonObject settings = outbounds[0].toObject().value(protocols::xray::settings).toObject();
+                    const QJsonArray vnext = settings.value(protocols::xray::vnext).toArray();
+                    if (!vnext.isEmpty()) {
+                        const QJsonArray users = vnext[0].toObject().value(protocols::xray::users).toArray();
+                        if (!users.isEmpty()) {
+                            clientCfg.id = users[0].toObject().value(protocols::xray::id).toString();
+                        }
+                    }
+                }
+                c.clientConfig = clientCfg;
             } else {
-                config.clientConfig = XrayClientConfig::fromJson(parsed);
+                c.clientConfig = XrayClientConfig::fromJson(parsed);
             }
         }
     }
-    
-    return config;
+
+    c.needsClientHydration =
+            c.hasClientConfig()
+            && (!json.contains(configKey::xrayTransport) || c.serverConfig.isThirdPartyConfig);
+    if (c.needsClientHydration) {
+        c.hydrateServerConfigFromClientNative();
+    }
+
+    return c;
+}
+
+bool XrayProtocolConfig::hydrateServerConfigFromClientNative()
+{
+    if (!clientConfig.has_value() || clientConfig->nativeConfig.isEmpty()) {
+        return false;
+    }
+
+    QJsonDocument doc = QJsonDocument::fromJson(clientConfig->nativeConfig.toUtf8());
+    if (doc.isNull() || !doc.isObject()) {
+        return false;
+    }
+
+    const QJsonObject root = doc.object();
+    const QJsonArray outbounds = root.value(protocols::xray::outbounds).toArray();
+    if (outbounds.isEmpty()) {
+        return false;
+    }
+
+    const QJsonObject outbound = outbounds[0].toObject();
+    const QJsonObject streamSettings = outbound.value(protocols::xray::streamSettings).toObject();
+    if (streamSettings.isEmpty()) {
+        return false;
+    }
+
+    XrayServerConfig &srv = serverConfig;
+
+    const QJsonObject settings = outbound.value(protocols::xray::settings).toObject();
+    const QJsonArray vnext = settings.value(protocols::xray::vnext).toArray();
+    if (!vnext.isEmpty()) {
+        const QJsonObject vnextEntry = vnext[0].toObject();
+        if (vnextEntry.contains(protocols::xray::port)) {
+            srv.port = QString::number(vnextEntry.value(protocols::xray::port).toInt());
+        }
+        const QJsonArray users = vnextEntry.value(protocols::xray::users).toArray();
+        if (!users.isEmpty()) {
+            srv.flow = users[0].toObject().value(protocols::xray::flow).toString();
+        }
+    }
+
+    const QString networkVal = streamSettings.value(protocols::xray::network).toString(QStringLiteral("tcp"));
+    if (networkVal == QLatin1String("xhttp")) {
+        srv.transport = QStringLiteral("xhttp");
+    } else if (networkVal == QLatin1String("kcp")) {
+        srv.transport = QStringLiteral("mkcp");
+    } else {
+        srv.transport = QStringLiteral("raw");
+    }
+
+    if (streamSettings.contains(protocols::xray::security)) {
+        srv.security = streamSettings.value(protocols::xray::security).toString();
+    }
+
+    if (srv.security == QLatin1String("reality")) {
+        const QJsonObject rs = streamSettings.value(protocols::xray::realitySettings).toObject();
+        srv.sni = rs.value(protocols::xray::serverName).toString();
+        srv.site = srv.sni.isEmpty() ? srv.site : srv.sni;
+        const QString fp = rs.value(protocols::xray::fingerprint).toString();
+        if (!fp.isEmpty()) {
+            srv.fingerprint = fp.contains(QLatin1String("Mozilla/5.0"), Qt::CaseInsensitive)
+                    ? QString::fromLatin1(protocols::xray::defaultFingerprint)
+                    : fp;
+        }
+    }
+
+    if (srv.security == QLatin1String("tls")) {
+        const QJsonObject tls = streamSettings.value(QStringLiteral("tlsSettings")).toObject();
+        srv.sni = tls.value(protocols::xray::serverName).toString();
+        const QString fp = tls.value(protocols::xray::fingerprint).toString();
+        if (!fp.isEmpty()) {
+            srv.fingerprint = fp;
+        }
+        QStringList alpnList;
+        for (const QJsonValue &v : tls.value(QStringLiteral("alpn")).toArray()) {
+            alpnList << v.toString();
+        }
+        if (!alpnList.isEmpty()) {
+            srv.alpn = alpnList.join(QLatin1Char(','));
+        }
+    }
+
+    if (srv.transport == QLatin1String("xhttp")) {
+        const QJsonObject xhttpObj = streamSettings.value(QStringLiteral("xhttpSettings")).toObject();
+        QJsonObject xhttpJson;
+        const QString mode = xhttpObj.value(QStringLiteral("mode")).toString();
+        if (!mode.isEmpty()) {
+            if (mode == QLatin1String("auto")) {
+                xhttpJson[configKey::xhttpMode] = QStringLiteral("Auto");
+            } else if (mode == QLatin1String("packet-up")) {
+                xhttpJson[configKey::xhttpMode] = QStringLiteral("Packet-up");
+            } else if (mode == QLatin1String("stream-up")) {
+                xhttpJson[configKey::xhttpMode] = QStringLiteral("Stream-up");
+            } else if (mode == QLatin1String("stream-one")) {
+                xhttpJson[configKey::xhttpMode] = QStringLiteral("Stream-one");
+            } else {
+                xhttpJson[configKey::xhttpMode] = mode;
+            }
+        }
+        if (xhttpObj.contains(QStringLiteral("host"))) {
+            xhttpJson[configKey::xhttpHost] = xhttpObj.value(QStringLiteral("host")).toString();
+        }
+        if (xhttpObj.contains(QStringLiteral("path"))) {
+            xhttpJson[configKey::xhttpPath] = xhttpObj.value(QStringLiteral("path")).toString();
+        }
+        if (xhttpObj.contains(QStringLiteral("uplinkHTTPMethod"))) {
+            xhttpJson[configKey::xhttpUplinkMethod] = xhttpObj.value(QStringLiteral("uplinkHTTPMethod")).toString();
+        }
+        xhttpJson[configKey::xhttpDisableGrpc] = xhttpObj.value(QStringLiteral("noGRPCHeader")).toBool(true);
+        xhttpJson[configKey::xhttpDisableSse] = xhttpObj.value(QStringLiteral("noSSEHeader")).toBool(true);
+        srv.xhttp = XrayXhttpConfig::fromJson(xhttpJson);
+    }
+
+    if (srv.transport == QLatin1String("mkcp")) {
+        const QJsonObject kcpObj = streamSettings.value(QStringLiteral("kcpSettings")).toObject();
+        XrayMkcpConfig mk;
+        if (kcpObj.contains(QStringLiteral("tti"))) {
+            mk.tti = QString::number(kcpObj.value(QStringLiteral("tti")).toInt());
+        }
+        if (kcpObj.contains(QStringLiteral("uplinkCapacity"))) {
+            mk.uplinkCapacity = QString::number(kcpObj.value(QStringLiteral("uplinkCapacity")).toInt());
+        }
+        if (kcpObj.contains(QStringLiteral("downlinkCapacity"))) {
+            mk.downlinkCapacity = QString::number(kcpObj.value(QStringLiteral("downlinkCapacity")).toInt());
+        }
+        if (kcpObj.contains(QStringLiteral("readBufferSize"))) {
+            mk.readBufferSize = QString::number(kcpObj.value(QStringLiteral("readBufferSize")).toInt());
+        }
+        if (kcpObj.contains(QStringLiteral("writeBufferSize"))) {
+            mk.writeBufferSize = QString::number(kcpObj.value(QStringLiteral("writeBufferSize")).toInt());
+        }
+        if (kcpObj.contains(QStringLiteral("congestion"))) {
+            mk.congestion = kcpObj.value(QStringLiteral("congestion")).toBool(true);
+        }
+        srv.mkcp = mk;
+    }
+
+    needsClientHydration = false;
+    return true;
 }
 
 bool XrayProtocolConfig::hasClientConfig() const
@@ -173,7 +639,7 @@ bool XrayProtocolConfig::hasClientConfig() const
     return clientConfig.has_value();
 }
 
-void XrayProtocolConfig::setClientConfig(const XrayClientConfig& config)
+void XrayProtocolConfig::setClientConfig(const XrayClientConfig &config)
 {
     clientConfig = config;
 }
@@ -184,4 +650,3 @@ void XrayProtocolConfig::clearClientConfig()
 }
 
 } // namespace amnezia
-

client/core/models/protocols/xrayProtocolConfig.h

@@ -2,47 +2,148 @@
 #define XRAYPROTOCOLCONFIG_H
 
 #include <QJsonObject>
+#include "core/utils/constants/protocolConstants.h"
 #include <QString>
 #include <optional>
 
 namespace amnezia
 {
 
+// ── xPadding ─────────────────────────────────────────────────────────────────
+struct XrayXPaddingConfig {
+    QString bytesMin;                   // xPaddingBytes min
+    QString bytesMax;                   // xPaddingBytes max
+    bool    obfsMode = true;            // xPaddingObfsMode
+    QString key;                        // xPaddingKey
+    QString header;                     // xPaddingHeader
+    QString placement = protocols::xray::defaultXPaddingPlacement; // xPaddingPlacement: Cookie|Header|Query|Body
+    QString method = protocols::xray::defaultXPaddingMethod;       // xPaddingMethod: Repeat-x|Random|Zero
+
+    QJsonObject toJson() const;
+    static XrayXPaddingConfig fromJson(const QJsonObject &json);
+};
+
+// ── xmux ─────────────────────────────────────────────────────────────────────
+struct XrayXmuxConfig {
+    bool    enabled = true;
+
+    QString maxConcurrencyMin   = "0";
+    QString maxConcurrencyMax   = "0";
+    QString maxConnectionsMin   = "0";
+    QString maxConnectionsMax   = "0";
+    QString cMaxReuseTimesMin   = "0";
+    QString cMaxReuseTimesMax   = "0";
+    QString hMaxRequestTimesMin = "0";
+    QString hMaxRequestTimesMax = "0";
+    QString hMaxReusableSecsMin = "0";
+    QString hMaxReusableSecsMax = "0";
+    QString hKeepAlivePeriod;
+
+    QJsonObject toJson() const;
+    static XrayXmuxConfig fromJson(const QJsonObject &json);
+};
+
+// ── XHTTP transport ───────────────────────────────────────────────────────────
+struct XrayXhttpConfig {
+    QString mode             = protocols::xray::defaultXhttpMode;  // Auto|Packet-up|Stream-up|Stream-one
+    QString host             = protocols::xray::defaultXhttpHost;
+    QString path;
+    QString headersTemplate  = protocols::xray::defaultXhttpHeadersTemplate;  // HTTP|None
+    QString uplinkMethod     = protocols::xray::defaultXhttpUplinkMethod;  // POST|PUT|PATCH
+    bool    disableGrpc      = true;
+    bool    disableSse       = true;
+
+    // Session & Sequence
+    QString sessionPlacement = protocols::xray::defaultXhttpSessionPlacement;
+    QString sessionKey       = protocols::xray::defaultXhttpSessionKey;
+    QString seqPlacement     = protocols::xray::defaultXhttpSeqPlacement;
+    QString seqKey;
+    QString uplinkDataPlacement = protocols::xray::defaultXhttpUplinkDataPlacement;
+    QString uplinkDataKey;
+
+    // Traffic Shaping
+    QString uplinkChunkSize       = protocols::xray::defaultXhttpUplinkChunkSize;
+    QString scMaxBufferedPosts;
+    QString scMaxEachPostBytesMin = protocols::xray::defaultXhttpScMaxEachPostBytesMin;
+    QString scMaxEachPostBytesMax = protocols::xray::defaultXhttpScMaxEachPostBytesMax;
+    QString scMinPostsIntervalMsMin = protocols::xray::defaultXhttpScMinPostsIntervalMsMin;
+    QString scMinPostsIntervalMsMax = protocols::xray::defaultXhttpScMinPostsIntervalMsMax;
+    QString scStreamUpServerSecsMin = protocols::xray::defaultXhttpScStreamUpServerSecsMin;
+    QString scStreamUpServerSecsMax = protocols::xray::defaultXhttpScStreamUpServerSecsMax;
+
+    XrayXPaddingConfig xPadding;
+    XrayXmuxConfig     xmux;
+
+    QJsonObject toJson() const;
+    /// Reads only keys present in JSON (no Amnezia UI defaults). Use XrayConfigModel::applyDefaultsToServerConfig for UI.
+    static XrayXhttpConfig fromJson(const QJsonObject &json);
+};
+
+// ── mKCP transport ────────────────────────────────────────────────────────────
+struct XrayMkcpConfig {
+    QString tti;
+    QString uplinkCapacity;
+    QString downlinkCapacity;
+    QString readBufferSize;
+    QString writeBufferSize;
+    bool    congestion = true;
+
+    QJsonObject toJson() const;
+    static XrayMkcpConfig fromJson(const QJsonObject &json);
+};
+
+// ── Server config (settings editable by user) ─────────────────────────────────
 struct XrayServerConfig {
     QString port;
     QString transportProto;
     QString subnetAddress;
     QString site;
     bool isThirdPartyConfig = false;
-    
+
+    QString security;
+    QString flow;
+    QString fingerprint;
+    QString sni;
+    QString alpn;
+
+    QString transport;
+    XrayXhttpConfig xhttp;
+    XrayMkcpConfig mkcp;
+
     QJsonObject toJson() const;
-    static XrayServerConfig fromJson(const QJsonObject& json);
-    
-    bool hasEqualServerSettings(const XrayServerConfig& other) const;
+
+    static XrayServerConfig fromJson(const QJsonObject &json);
+
+    bool hasEqualServerSettings(const XrayServerConfig &other) const;
 };
 
+// ── Client config (generated, not edited by user) ─────────────────────────────
 struct XrayClientConfig {
     QString nativeConfig;
     QString localPort;
     QString id;
-    
+
     QJsonObject toJson() const;
-    static XrayClientConfig fromJson(const QJsonObject& json);
+    static XrayClientConfig fromJson(const QJsonObject &json);
 };
 
+// ── Top-level protocol config ──────────────────────────────────────────────────
 struct XrayProtocolConfig {
     XrayServerConfig serverConfig;
     std::optional<XrayClientConfig> clientConfig;
-    
+
     QJsonObject toJson() const;
-    static XrayProtocolConfig fromJson(const QJsonObject& json);
-    
+    static XrayProtocolConfig fromJson(const QJsonObject &json);
+
     bool hasClientConfig() const;
-    void setClientConfig(const XrayClientConfig& config);
+    void setClientConfig(const XrayClientConfig &config);
     void clearClientConfig();
+
+    bool needsClientHydration = false;
+
+    bool hydrateServerConfigFromClientNative();
 };
 
 } // namespace amnezia
 
 #endif // XRAYPROTOCOLCONFIG_H
-

client/core/models/selfhosted/nativeServerConfig.cpp

@@ -9,6 +9,7 @@
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
+#include "core/utils/networkUtilities.h"
 
 namespace amnezia
 {
@@ -28,6 +29,25 @@ ContainerConfig NativeServerConfig::containerConfig(DockerContainer container) c
     return containers.value(container);
 }
 
+void NativeServerConfig::updateContainerConfig(DockerContainer container, const ContainerConfig &config)
+{
+    containers[container] = config;
+}
+
+QPair<QString, QString> NativeServerConfig::getDnsPair(const QString &primaryDns, const QString &secondaryDns) const
+{
+    QString d1 = dns1;
+    QString d2 = dns2;
+
+    if (d1.isEmpty() || !NetworkUtilities::checkIPv4Format(d1)) {
+        d1 = primaryDns;
+    }
+    if (d2.isEmpty() || !NetworkUtilities::checkIPv4Format(d2)) {
+        d2 = secondaryDns;
+    }
+    return { d1, d2 };
+}
+
 QJsonObject NativeServerConfig::toJson() const
 {
     QJsonObject obj;
@@ -86,6 +106,10 @@ NativeServerConfig NativeServerConfig::fromJson(const QJsonObject& json)
     config.dns1 = json.value(configKey::dns1).toString();
     config.dns2 = json.value(configKey::dns2).toString();
     
+    if (config.displayName.isEmpty()) {
+        config.displayName = config.description.isEmpty() ? config.hostName : config.description;
+    }
+    
     return config;
 }
 

client/core/models/selfhosted/nativeServerConfig.h

@@ -3,6 +3,7 @@
 
 #include <QJsonObject>
 #include <QMap>
+#include <QPair>
 
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
@@ -16,6 +17,7 @@ using namespace ContainerEnumNS;
 
 struct NativeServerConfig {
     QString description;
+    QString displayName;
     QString hostName;
     QMap<DockerContainer, ContainerConfig> containers;
     DockerContainer defaultContainer;
@@ -24,6 +26,11 @@ struct NativeServerConfig {
     
     bool hasContainers() const;
     ContainerConfig containerConfig(DockerContainer container) const;
+
+    void updateContainerConfig(DockerContainer container, const ContainerConfig &config);
+
+    QPair<QString, QString> getDnsPair(const QString &primaryDns, const QString &secondaryDns) const;
+
     QJsonObject toJson() const;
     static NativeServerConfig fromJson(const QJsonObject& json);
 };

client/core/models/selfhosted/selfHostedAdminServerConfig.cpp

@@ -0,0 +1,166 @@
+#include "selfHostedAdminServerConfig.h"
+
+#include <QJsonArray>
+
+#include "core/protocols/protocolUtils.h"
+#include "core/utils/constants/configKeys.h"
+#include "core/utils/constants/protocolConstants.h"
+#include "core/utils/containerEnum.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/utils/protocolEnum.h"
+#include "core/utils/networkUtilities.h"
+
+namespace amnezia
+{
+
+using namespace ContainerEnumNS;
+
+bool SelfHostedAdminServerConfig::hasCredentials() const
+{
+    return !userName.isEmpty() && !password.isEmpty() && port > 0;
+}
+
+bool SelfHostedAdminServerConfig::isReadOnly() const
+{
+    return !hasCredentials();
+}
+
+ServerCredentials SelfHostedAdminServerConfig::credentials() const
+{
+    ServerCredentials creds;
+    creds.hostName = hostName;
+    creds.userName = userName;
+    creds.secretData = password;
+    creds.port = port;
+    return creds;
+}
+
+bool SelfHostedAdminServerConfig::hasContainers() const
+{
+    return !containers.isEmpty();
+}
+
+ContainerConfig SelfHostedAdminServerConfig::containerConfig(DockerContainer container) const
+{
+    if (!containers.contains(container)) {
+        return ContainerConfig{};
+    }
+    return containers.value(container);
+}
+
+void SelfHostedAdminServerConfig::updateContainerConfig(DockerContainer container, const ContainerConfig &config)
+{
+    containers[container] = config;
+}
+
+void SelfHostedAdminServerConfig::clearCachedClientProfile(DockerContainer container)
+{
+    if (ContainerUtils::containerService(container) == ServiceType::Other) {
+        return;
+    }
+
+    ContainerConfig cleared = containerConfig(container);
+    cleared.protocolConfig.clearClientConfig();
+    containers[container] = cleared;
+}
+
+QPair<QString, QString> SelfHostedAdminServerConfig::getDnsPair(bool isAmneziaDnsEnabled, const QString &primaryDns,
+                                                                const QString &secondaryDns) const
+{
+    QString d1 = dns1;
+    QString d2 = dns2;
+    const bool dnsOnServer = containers.contains(DockerContainer::Dns);
+
+    if (d1.isEmpty() || !NetworkUtilities::checkIPv4Format(d1)) {
+        d1 = (isAmneziaDnsEnabled && dnsOnServer) ? protocols::dns::amneziaDnsIp : primaryDns;
+    }
+    if (d2.isEmpty() || !NetworkUtilities::checkIPv4Format(d2)) {
+        d2 = secondaryDns;
+    }
+    return { d1, d2 };
+}
+
+QJsonObject SelfHostedAdminServerConfig::toJson() const
+{
+    QJsonObject obj;
+
+    if (!description.isEmpty()) {
+        obj[configKey::description] = this->description;
+    }
+    if (!hostName.isEmpty()) {
+        obj[configKey::hostName] = hostName;
+    }
+
+    QJsonArray containersArray;
+    for (auto it = containers.begin(); it != containers.end(); ++it) {
+        QJsonObject containerObj = it.value().toJson();
+        containersArray.append(containerObj);
+    }
+    if (!containersArray.isEmpty()) {
+        obj[configKey::containers] = containersArray;
+    }
+
+    if (defaultContainer != DockerContainer::None) {
+        obj[configKey::defaultContainer] = ContainerUtils::containerToString(defaultContainer);
+    }
+
+    if (!dns1.isEmpty()) {
+        obj[configKey::dns1] = dns1;
+    }
+    if (!dns2.isEmpty()) {
+        obj[configKey::dns2] = dns2;
+    }
+
+    if (!userName.isEmpty()) {
+        obj[configKey::userName] = userName;
+    }
+    if (!password.isEmpty()) {
+        obj[configKey::password] = password;
+    }
+    if (port > 0) {
+        obj[configKey::port] = port;
+    }
+
+    return obj;
+}
+
+SelfHostedAdminServerConfig SelfHostedAdminServerConfig::fromJson(const QJsonObject &json)
+{
+    SelfHostedAdminServerConfig config;
+
+    config.description = json.value(configKey::description).toString();
+    config.hostName = json.value(configKey::hostName).toString();
+
+    QJsonArray containersArray = json.value(configKey::containers).toArray();
+    for (const QJsonValue &val : containersArray) {
+        QJsonObject containerObj = val.toObject();
+        ContainerConfig cc = ContainerConfig::fromJson(containerObj);
+
+        QString containerStr = containerObj.value(configKey::container).toString();
+        DockerContainer container = ContainerUtils::containerFromString(containerStr);
+
+        config.containers.insert(container, cc);
+    }
+
+    QString defaultContainerStr = json.value(configKey::defaultContainer).toString();
+    config.defaultContainer = ContainerUtils::containerFromString(defaultContainerStr);
+
+    config.dns1 = json.value(configKey::dns1).toString();
+    config.dns2 = json.value(configKey::dns2).toString();
+
+    config.userName = json.value(configKey::userName).toString();
+    config.password = json.value(configKey::password).toString();
+    if (json.contains(configKey::port)) {
+        config.port = json.value(configKey::port).toInt();
+    } else {
+        config.port = 0;
+    }
+
+    if (config.displayName.isEmpty()) {
+        config.displayName = config.description.isEmpty() ? config.hostName : config.description;
+    }
+
+    return config;
+}
+
+} // namespace amnezia

client/core/models/selfhosted/selfHostedAdminServerConfig.h

@@ -0,0 +1,53 @@
+#ifndef SELFHOSTEDADMINSERVERCONFIG_H
+#define SELFHOSTEDADMINSERVERCONFIG_H
+
+#include <QJsonObject>
+#include <QMap>
+#include <QPair>
+
+#include "core/utils/containerEnum.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/utils/protocolEnum.h"
+#include "core/models/containerConfig.h"
+#include "core/utils/errorCodes.h"
+#include "core/utils/routeModes.h"
+#include "core/utils/commonStructs.h"
+
+namespace amnezia
+{
+
+using namespace ContainerEnumNS;
+
+struct SelfHostedAdminServerConfig {
+    QString description;
+    QString displayName;
+    QString hostName;
+    QMap<DockerContainer, ContainerConfig> containers;
+    DockerContainer defaultContainer;
+    QString dns1;
+    QString dns2;
+
+    QString userName;
+    QString password;
+    int port = 0;
+
+    bool hasCredentials() const;
+    bool isReadOnly() const;
+    ServerCredentials credentials() const;
+    bool hasContainers() const;
+    ContainerConfig containerConfig(DockerContainer container) const;
+
+    void updateContainerConfig(DockerContainer container, const ContainerConfig &config);
+
+    void clearCachedClientProfile(DockerContainer container);
+
+    QPair<QString, QString> getDnsPair(bool isAmneziaDnsEnabled, const QString &primaryDns,
+                                       const QString &secondaryDns) const;
+
+    QJsonObject toJson() const;
+    static SelfHostedAdminServerConfig fromJson(const QJsonObject &json);
+};
+
+} // namespace amnezia
+
+#endif // SELFHOSTEDADMINSERVERCONFIG_H

client/core/models/selfhosted/selfHostedUserServerConfig.cpp

@@ -1,53 +1,41 @@
-#include "selfHostedServerConfig.h"
+#include "selfHostedUserServerConfig.h"
 
 #include <QJsonArray>
-#include <QJsonDocument>
-#include <stdexcept>
 
-#include "core/utils/containerEnum.h"
-#include "core/utils/containers/containerUtils.h"
-#include "core/utils/protocolEnum.h"
-#include "core/utils/protocolEnum.h"
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
 #include "core/utils/constants/protocolConstants.h"
+#include "core/utils/containerEnum.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/utils/protocolEnum.h"
+#include "core/utils/networkUtilities.h"
 
 namespace amnezia
 {
 
 using namespace ContainerEnumNS;
 
-bool SelfHostedServerConfig::hasCredentials() const
+bool SelfHostedUserServerConfig::hasCredentials() const
 {
-    return userName.has_value() && password.has_value() && port.has_value();
+    return false;
 }
 
-bool SelfHostedServerConfig::isReadOnly() const
+bool SelfHostedUserServerConfig::isReadOnly() const
 {
-    return !hasCredentials();
+    return true;
 }
 
-std::optional<ServerCredentials> SelfHostedServerConfig::credentials() const
+std::optional<ServerCredentials> SelfHostedUserServerConfig::credentials() const
 {
-    if (!hasCredentials()) {
-        return std::nullopt;
-    }
-    
-    ServerCredentials creds;
-    creds.hostName = hostName;
-    creds.userName = userName.value();
-    creds.secretData = password.value();
-    creds.port = port.value();
-    
-    return creds;
+    return std::nullopt;
 }
 
-bool SelfHostedServerConfig::hasContainers() const
+bool SelfHostedUserServerConfig::hasContainers() const
 {
     return !containers.isEmpty();
 }
 
-ContainerConfig SelfHostedServerConfig::containerConfig(DockerContainer container) const
+ContainerConfig SelfHostedUserServerConfig::containerConfig(DockerContainer container) const
 {
     if (!containers.contains(container)) {
         return ContainerConfig{};
@@ -55,17 +43,37 @@ ContainerConfig SelfHostedServerConfig::containerConfig(DockerContainer containe
     return containers.value(container);
 }
 
-QJsonObject SelfHostedServerConfig::toJson() const
+void SelfHostedUserServerConfig::updateContainerConfig(DockerContainer container, const ContainerConfig &config)
+{
+    containers[container] = config;
+}
+
+QPair<QString, QString> SelfHostedUserServerConfig::getDnsPair(const QString &primaryDns,
+                                                               const QString &secondaryDns) const
+{
+    QString d1 = dns1;
+    QString d2 = dns2;
+
+    if (d1.isEmpty() || !NetworkUtilities::checkIPv4Format(d1)) {
+        d1 = primaryDns;
+    }
+    if (d2.isEmpty() || !NetworkUtilities::checkIPv4Format(d2)) {
+        d2 = secondaryDns;
+    }
+    return { d1, d2 };
+}
+
+QJsonObject SelfHostedUserServerConfig::toJson() const
 {
     QJsonObject obj;
-    
+
     if (!description.isEmpty()) {
         obj[configKey::description] = this->description;
     }
     if (!hostName.isEmpty()) {
         obj[configKey::hostName] = hostName;
     }
-    
+
     QJsonArray containersArray;
     for (auto it = containers.begin(); it != containers.end(); ++it) {
         QJsonObject containerObj = it.value().toJson();
@@ -74,67 +82,50 @@ QJsonObject SelfHostedServerConfig::toJson() const
     if (!containersArray.isEmpty()) {
         obj[configKey::containers] = containersArray;
     }
-    
+
     if (defaultContainer != DockerContainer::None) {
         obj[configKey::defaultContainer] = ContainerUtils::containerToString(defaultContainer);
     }
-    
+
     if (!dns1.isEmpty()) {
         obj[configKey::dns1] = dns1;
     }
     if (!dns2.isEmpty()) {
         obj[configKey::dns2] = dns2;
     }
-    
-    if (userName.has_value()) {
-        obj[configKey::userName] = userName.value();
-    }
-    if (password.has_value()) {
-        obj[configKey::password] = password.value();
-    }
-    if (port.has_value()) {
-        obj[configKey::port] = port.value();
-    }
-    
+
     return obj;
 }
 
-SelfHostedServerConfig SelfHostedServerConfig::fromJson(const QJsonObject& json)
+SelfHostedUserServerConfig SelfHostedUserServerConfig::fromJson(const QJsonObject &json)
 {
-    SelfHostedServerConfig config;
-    
+    SelfHostedUserServerConfig config;
+
     config.description = json.value(configKey::description).toString();
     config.hostName = json.value(configKey::hostName).toString();
-    
+
     QJsonArray containersArray = json.value(configKey::containers).toArray();
-    for (const QJsonValue& val : containersArray) {
+    for (const QJsonValue &val : containersArray) {
         QJsonObject containerObj = val.toObject();
-        ContainerConfig containerConfig = ContainerConfig::fromJson(containerObj);
-        
+        ContainerConfig cc = ContainerConfig::fromJson(containerObj);
+
         QString containerStr = containerObj.value(configKey::container).toString();
         DockerContainer container = ContainerUtils::containerFromString(containerStr);
-        
-        config.containers.insert(container, containerConfig);
+
+        config.containers.insert(container, cc);
     }
-    
+
     QString defaultContainerStr = json.value(configKey::defaultContainer).toString();
     config.defaultContainer = ContainerUtils::containerFromString(defaultContainerStr);
-    
+
     config.dns1 = json.value(configKey::dns1).toString();
     config.dns2 = json.value(configKey::dns2).toString();
-    
-    if (json.contains(configKey::userName)) {
-        config.userName = json.value(configKey::userName).toString();
+
+    if (config.displayName.isEmpty()) {
+        config.displayName = config.description.isEmpty() ? config.hostName : config.description;
     }
-    if (json.contains(configKey::password)) {
-        config.password = json.value(configKey::password).toString();
-    }
-    if (json.contains(configKey::port)) {
-        config.port = json.value(configKey::port).toInt();
-    }
-    
+
     return config;
 }
 
 } // namespace amnezia
-

client/core/models/selfhosted/selfHostedUserServerConfig.h

@@ -1,16 +1,15 @@
-#ifndef SELFHOSTEDSERVERCONFIG_H
-#define SELFHOSTEDSERVERCONFIG_H
+#ifndef SELFHOSTEDUSERSERVERCONFIG_H
+#define SELFHOSTEDUSERSERVERCONFIG_H
 
 #include <QJsonObject>
 #include <QMap>
+#include <QPair>
 #include <optional>
 
 #include "core/utils/containerEnum.h"
 #include "core/utils/containers/containerUtils.h"
 #include "core/utils/protocolEnum.h"
 #include "core/models/containerConfig.h"
-#include "core/utils/errorCodes.h"
-#include "core/utils/routeModes.h"
 #include "core/utils/commonStructs.h"
 
 namespace amnezia
@@ -18,28 +17,29 @@ namespace amnezia
 
 using namespace ContainerEnumNS;
 
-struct SelfHostedServerConfig {
+struct SelfHostedUserServerConfig {
     QString description;
+    QString displayName;
     QString hostName;
     QMap<DockerContainer, ContainerConfig> containers;
     DockerContainer defaultContainer;
     QString dns1;
     QString dns2;
-    
-    std::optional<QString> userName;
-    std::optional<QString> password;
-    std::optional<int> port;
-    
+
     bool hasCredentials() const;
     bool isReadOnly() const;
     std::optional<ServerCredentials> credentials() const;
     bool hasContainers() const;
     ContainerConfig containerConfig(DockerContainer container) const;
+
+    void updateContainerConfig(DockerContainer container, const ContainerConfig &config);
+
+    QPair<QString, QString> getDnsPair(const QString &primaryDns, const QString &secondaryDns) const;
+
     QJsonObject toJson() const;
-    static SelfHostedServerConfig fromJson(const QJsonObject& json);
+    static SelfHostedUserServerConfig fromJson(const QJsonObject &json);
 };
 
 } // namespace amnezia
 
-#endif // SELFHOSTEDSERVERCONFIG_H
-
+#endif // SELFHOSTEDUSERSERVERCONFIG_H

client/core/models/serverConfig.cpp

@@ -1,234 +0,0 @@
-#include "serverConfig.h"
-
-#include "core/utils/api/apiUtils.h"
-#include "core/utils/networkUtilities.h"
-#include "core/models/selfhosted/selfHostedServerConfig.h"
-#include "core/models/selfhosted/nativeServerConfig.h"
-#include "core/models/api/apiV1ServerConfig.h"
-#include "core/models/api/apiV2ServerConfig.h"
-#include "core/utils/protocolEnum.h"
-#include "core/protocols/protocolUtils.h"
-#include "core/utils/constants/configKeys.h"
-#include "core/utils/constants/protocolConstants.h"
-
-namespace amnezia
-{
-
-using namespace ContainerEnumNS;
-
-QString ServerConfig::description() const
-{
-    return std::visit([](const auto& v) { return v.description; }, data);
-}
-
-QString ServerConfig::hostName() const
-{
-    return std::visit([](const auto& v) { return v.hostName; }, data);
-}
-
-QString ServerConfig::displayName() const
-{
-    if (isApiV1()) {
-        const auto *apiV1 = as<ApiV1ServerConfig>();
-        return apiV1 ? apiV1->name : description();
-    }
-    if (isApiV2()) {
-        const auto *apiV2 = as<ApiV2ServerConfig>();
-        return apiV2 ? apiV2->name : description();
-    }
-    QString name = description();
-    return name.isEmpty() ? hostName() : name;
-}
-
-QMap<DockerContainer, ContainerConfig> ServerConfig::containers() const
-{
-    return std::visit([](const auto& v) { return v.containers; }, data);
-}
-
-DockerContainer ServerConfig::defaultContainer() const
-{
-    return std::visit([](const auto& v) { return v.defaultContainer; }, data);
-}
-
-QString ServerConfig::dns1() const
-{
-    return std::visit([](const auto& v) { return v.dns1; }, data);
-}
-
-QString ServerConfig::dns2() const
-{
-    return std::visit([](const auto& v) { return v.dns2; }, data);
-}
-
-bool ServerConfig::hasContainers() const
-{
-    return std::visit([](const auto& v) { return v.hasContainers(); }, data);
-}
-
-ContainerConfig ServerConfig::containerConfig(DockerContainer container) const
-{
-    return std::visit([container](const auto& v) { return v.containerConfig(container); }, data);
-}
-
-int ServerConfig::crc() const
-{
-    return std::visit([](const auto& v) -> int {
-        using T = std::decay_t<decltype(v)>;
-        if constexpr (std::is_same_v<T, ApiV1ServerConfig> ||
-                      std::is_same_v<T, ApiV2ServerConfig>) {
-            return v.crc;
-        }
-        return 0;
-    }, data);
-}
-
-int ServerConfig::configVersion() const
-{
-    return std::visit([](const auto& v) -> int {
-        using T = std::decay_t<decltype(v)>;
-        if constexpr (std::is_same_v<T, ApiV1ServerConfig>) {
-            return apiDefs::ConfigSource::Telegram;
-        } else if constexpr (std::is_same_v<T, ApiV2ServerConfig>) {
-            return apiDefs::ConfigSource::AmneziaGateway;
-        }
-        return 0; // SelfHostedServerConfig or NativeServerConfig
-    }, data);
-}
-
-bool ServerConfig::isSelfHosted() const
-{
-    return std::holds_alternative<SelfHostedServerConfig>(data);
-}
-
-bool ServerConfig::isNative() const
-{
-    return std::holds_alternative<NativeServerConfig>(data);
-}
-
-bool ServerConfig::isApiV1() const
-{
-    return std::holds_alternative<ApiV1ServerConfig>(data);
-}
-
-bool ServerConfig::isApiV2() const
-{
-    return std::holds_alternative<ApiV2ServerConfig>(data);
-}
-
-bool ServerConfig::isApiConfig() const
-{
-    return isApiV1() || isApiV2();
-}
-
-QJsonObject ServerConfig::toJson() const
-{
-    return std::visit([](const auto& v) { return v.toJson(); }, data);
-}
-
-ServerConfig ServerConfig::fromJson(const QJsonObject& json)
-{
-    apiDefs::ConfigType configType = apiUtils::getConfigType(json);
-    
-    switch (configType) {
-    case apiDefs::ConfigType::SelfHosted: {
-        bool hasThirdPartyConfig = false;
-        QJsonArray containersArray = json.value(configKey::containers).toArray();
-        for (const QJsonValue& val : containersArray) {
-            QJsonObject containerObj = val.toObject();
-            for (auto it = containerObj.begin(); it != containerObj.end(); ++it) {
-                QString key = it.key();
-                if (key != configKey::container) {
-                    QJsonObject protocolObj = it.value().toObject();
-                    if (protocolObj.contains(configKey::isThirdPartyConfig) && 
-                        protocolObj.value(configKey::isThirdPartyConfig).toBool()) {
-                        hasThirdPartyConfig = true;
-                        break;
-                    }
-                }
-            }
-            if (hasThirdPartyConfig) {
-                break;
-            }
-        }
-        
-        if (hasThirdPartyConfig) {
-            return ServerConfig{NativeServerConfig::fromJson(json)};
-        } else {
-            return ServerConfig{SelfHostedServerConfig::fromJson(json)};
-        }
-    }
-    case apiDefs::ConfigType::AmneziaPremiumV1:
-    case apiDefs::ConfigType::AmneziaFreeV2:
-        return ServerConfig{ApiV1ServerConfig::fromJson(json)};
-    case apiDefs::ConfigType::AmneziaPremiumV2:
-    case apiDefs::ConfigType::AmneziaFreeV3:
-    case apiDefs::ConfigType::ExternalPremium:
-        return ServerConfig{ApiV2ServerConfig::fromJson(json)};
-    default: {
-        // Check if any container has isThirdPartyConfig
-        bool hasThirdPartyConfig = false;
-        QJsonArray containersArray = json.value(configKey::containers).toArray();
-        for (const QJsonValue& val : containersArray) {
-            QJsonObject containerObj = val.toObject();
-            // Check all protocol keys in the container object
-            for (auto it = containerObj.begin(); it != containerObj.end(); ++it) {
-                QString key = it.key();
-                if (key != configKey::container) {
-                    QJsonObject protocolObj = it.value().toObject();
-                    if (protocolObj.contains(configKey::isThirdPartyConfig) && 
-                        protocolObj.value(configKey::isThirdPartyConfig).toBool()) {
-                        hasThirdPartyConfig = true;
-                        break;
-                    }
-                }
-            }
-            if (hasThirdPartyConfig) {
-                break;
-            }
-        }
-        
-        if (hasThirdPartyConfig) {
-            return ServerConfig{NativeServerConfig::fromJson(json)};
-        } else {
-            return ServerConfig{SelfHostedServerConfig::fromJson(json)};
-        }
-    }
-    }
-}
-
-QPair<QString, QString> ServerConfig::getDnsPair(bool isAmneziaDnsEnabled,
-                                                 const QString &primaryDns,
-                                                 const QString &secondaryDns) const
-{
-    QPair<QString, QString> dns;
-    
-    QMap<DockerContainer, ContainerConfig> serverContainers = containers();
-    
-    bool isDnsContainerInstalled = false;
-    for (auto it = serverContainers.begin(); it != serverContainers.end(); ++it) {
-        if (it.key() == DockerContainer::Dns) {
-            isDnsContainerInstalled = true;
-            break;
-        }
-    }
-    
-    dns.first = dns1();
-    dns.second = dns2();
-    
-    if (dns.first.isEmpty() || !NetworkUtilities::checkIPv4Format(dns.first)) {
-        if (isAmneziaDnsEnabled && isDnsContainerInstalled) {
-            dns.first = protocols::dns::amneziaDnsIp;
-        } else {
-            dns.first = primaryDns;
-        }
-    }
-    
-    if (dns.second.isEmpty() || !NetworkUtilities::checkIPv4Format(dns.second)) {
-        dns.second = secondaryDns;
-    }
-    
-    return dns;
-}
-
-} // namespace amnezia
-

client/core/models/serverConfig.h

@@ -1,92 +0,0 @@
-#ifndef SERVERCONFIG_H
-#define SERVERCONFIG_H
-
-#include <variant>
-#include <QJsonObject>
-#include <QMap>
-
-#include "core/utils/containerEnum.h"
-#include "core/utils/containers/containerUtils.h"
-#include "core/utils/protocolEnum.h"
-#include "core/models/selfhosted/selfHostedServerConfig.h"
-#include "core/models/selfhosted/nativeServerConfig.h"
-#include "core/models/api/apiV1ServerConfig.h"
-#include "core/models/api/apiV2ServerConfig.h"
-#include "core/models/containerConfig.h"
-
-namespace amnezia
-{
-
-using namespace ContainerEnumNS;
-
-struct ServerConfig {
-    using Variant = std::variant<
-        SelfHostedServerConfig,
-        NativeServerConfig,
-        ApiV1ServerConfig,
-        ApiV2ServerConfig
-    >;
-    
-    Variant data;
-    
-    ServerConfig() = default;
-    ServerConfig(const Variant& v) : data(v) {}
-    ServerConfig(Variant&& v) : data(std::move(v)) {}
-    
-    template<typename T, typename = std::enable_if_t<!std::is_same<std::remove_cv_t<std::remove_reference_t<T>>, ServerConfig>::value>>
-    ServerConfig(const T& v) : data(v) {}
-    
-    template<typename T, typename = std::enable_if_t<!std::is_same<std::remove_cv_t<std::remove_reference_t<T>>, ServerConfig>::value>>
-    ServerConfig(T&& v) : data(std::forward<T>(v)) {}
-    
-    QString description() const;
-    QString hostName() const;
-    QString displayName() const;
-    QMap<DockerContainer, ContainerConfig> containers() const;
-    DockerContainer defaultContainer() const;
-    QString dns1() const;
-    QString dns2() const;
-    bool hasContainers() const;
-    ContainerConfig containerConfig(DockerContainer container) const;
-    
-    int crc() const;
-    int configVersion() const;
-    
-    bool isSelfHosted() const;
-    bool isNative() const;
-    bool isApiV1() const;
-    bool isApiV2() const;
-    bool isApiConfig() const;
-    
-    template<typename T>
-    T* as() {
-        return std::get_if<T>(&data);
-    }
-    
-    template<typename T>
-    const T* as() const {
-        return std::get_if<T>(&data);
-    }
-    
-    QJsonObject toJson() const;
-    static ServerConfig fromJson(const QJsonObject& json);
-    
-    template<typename Visitor>
-    auto visit(Visitor&& visitor) {
-        return std::visit(std::forward<Visitor>(visitor), data);
-    }
-    
-    template<typename Visitor>
-    auto visit(Visitor&& visitor) const {
-        return std::visit(std::forward<Visitor>(visitor), data);
-    }
-    
-    QPair<QString, QString> getDnsPair(bool isAmneziaDnsEnabled,
-                                       const QString &primaryDns,
-                                       const QString &secondaryDns) const;
-};
-
-} // namespace amnezia
-
-#endif // SERVERCONFIG_H
-

client/core/models/serverDescription.cpp

@@ -0,0 +1,187 @@
+#include "serverDescription.h"
+
+#include <QMap>
+
+#include "core/utils/serverConfigUtils.h"
+#include "core/utils/constants/apiKeys.h"
+#include "core/utils/constants/apiConstants.h"
+#include "core/utils/constants/protocolConstants.h"
+#include "core/utils/api/apiUtils.h"
+#include "core/utils/containers/containerUtils.h"
+#include "core/protocols/protocolUtils.h"
+#include "core/models/protocols/awgProtocolConfig.h"
+
+using namespace amnezia;
+
+namespace
+{
+
+bool computeHasInstalledVpnContainers(const QMap<DockerContainer, ContainerConfig> &containers)
+{
+    for (auto it = containers.begin(); it != containers.end(); ++it) {
+        const DockerContainer container = it.key();
+        if (ContainerUtils::containerService(container) == ServiceType::Vpn || container == DockerContainer::SSXray) {
+            return true;
+        }
+    }
+    return false;
+}
+
+template <typename T>
+ServerDescription buildBaseDescription(const T &server)
+{
+    ServerDescription row;
+    row.hostName = server.hostName;
+    row.defaultContainer = server.defaultContainer;
+    row.primaryDnsIsAmnezia = (server.dns1 == protocols::dns::amneziaDnsIp);
+    row.hasInstalledVpnContainers = computeHasInstalledVpnContainers(server.containers);
+    return row;
+}
+
+QString getBaseDescription(const QMap<DockerContainer, ContainerConfig> &containers,
+                         bool isAmneziaDnsEnabled,
+                         bool hasWriteAccess,
+                         bool primaryDnsIsAmnezia)
+{
+    QString description;
+    if (hasWriteAccess) {
+        const bool isDnsInstalled = containers.contains(DockerContainer::Dns);
+        if (isAmneziaDnsEnabled && isDnsInstalled) {
+            description += QStringLiteral("Amnezia DNS | ");
+        }
+    } else if (primaryDnsIsAmnezia) {
+        description += QStringLiteral("Amnezia DNS | ");
+    }
+    return description;
+}
+
+QString getProtocolName(DockerContainer defaultContainer, const QMap<DockerContainer, ContainerConfig> &containers)
+{
+    QString containerName = ContainerUtils::containerHumanNames().value(defaultContainer);
+    QString protocolVersion;
+
+    if (ContainerUtils::isAwgContainer(defaultContainer)) {
+        const auto it = containers.constFind(defaultContainer);
+        if (it != containers.cend()) {
+            if (const AwgProtocolConfig *awg = it->getAwgProtocolConfig()) {
+                protocolVersion = ProtocolUtils::getProtocolVersionString(awg->toJson());
+                if (defaultContainer == DockerContainer::Awg && !awg->serverConfig.isThirdPartyConfig) {
+                    containerName = QStringLiteral("AmneziaWG Legacy");
+                }
+            }
+        }
+    }
+
+    return containerName + protocolVersion + QStringLiteral(" | ");
+}
+
+} // namespace
+
+namespace amnezia
+{
+
+ServerDescription buildServerDescription(const SelfHostedAdminServerConfig &server, bool isAmneziaDnsEnabled)
+{
+    ServerDescription row = buildBaseDescription(server);
+    row.selfHostedSshCredentials.hostName = server.hostName;
+    row.selfHostedSshCredentials.userName = server.userName;
+    row.selfHostedSshCredentials.secretData = server.password;
+    row.selfHostedSshCredentials.port = server.port > 0 ? server.port : 22;
+
+    row.hasWriteAccess = !row.selfHostedSshCredentials.userName.isEmpty()
+                         && !row.selfHostedSshCredentials.secretData.isEmpty();
+
+    row.serverName = server.displayName;
+    row.baseDescription = getBaseDescription(server.containers, isAmneziaDnsEnabled, row.hasWriteAccess, row.primaryDnsIsAmnezia);
+
+    const QString protocolName = getProtocolName(server.defaultContainer, server.containers);
+    row.expandedServerDescription = row.baseDescription + row.hostName;
+    row.collapsedServerDescription = row.baseDescription + protocolName + row.hostName;
+    return row;
+}
+
+ServerDescription buildServerDescription(const SelfHostedUserServerConfig &server, bool isAmneziaDnsEnabled)
+{
+    ServerDescription row = buildBaseDescription(server);
+    row.selfHostedSshCredentials.hostName = server.hostName;
+    row.selfHostedSshCredentials.port = 22;
+    row.hasWriteAccess = false;
+
+    row.serverName = server.displayName;
+    row.baseDescription = getBaseDescription(server.containers, isAmneziaDnsEnabled, row.hasWriteAccess, row.primaryDnsIsAmnezia);
+
+    const QString protocolName = getProtocolName(server.defaultContainer, server.containers);
+    row.expandedServerDescription = row.baseDescription + row.hostName;
+    row.collapsedServerDescription = row.baseDescription + protocolName + row.hostName;
+    return row;
+}
+
+ServerDescription buildServerDescription(const NativeServerConfig &server, bool isAmneziaDnsEnabled)
+{
+    ServerDescription row = buildBaseDescription(server);
+    row.hasWriteAccess = false;
+
+    row.serverName = server.displayName;
+    row.baseDescription = getBaseDescription(server.containers, isAmneziaDnsEnabled, row.hasWriteAccess, row.primaryDnsIsAmnezia);
+
+    const QString protocolName = getProtocolName(server.defaultContainer, server.containers);
+    row.expandedServerDescription = row.baseDescription + row.hostName;
+    row.collapsedServerDescription = row.baseDescription + protocolName + row.hostName;
+    return row;
+}
+
+ServerDescription buildServerDescription(const LegacyApiServerConfig &server, bool /*isAmneziaDnsEnabled*/)
+{
+    ServerDescription row = buildBaseDescription(server);
+    row.configVersion = serverConfigUtils::ConfigSource::Telegram;
+    row.isApiV1 = true;
+    row.isServerFromGatewayApi = false;
+    row.hasWriteAccess = false;
+
+    row.serverName = server.displayName;
+    row.baseDescription = server.description;
+
+    const QString fullDescriptionForCollapsed = row.baseDescription;
+    row.collapsedServerDescription = fullDescriptionForCollapsed;
+    row.expandedServerDescription = fullDescriptionForCollapsed;
+    return row;
+}
+
+ServerDescription buildServerDescription(const ApiV2ServerConfig &server, bool /*isAmneziaDnsEnabled*/)
+{
+    ServerDescription row = buildBaseDescription(server);
+    row.configVersion = serverConfigUtils::ConfigSource::AmneziaGateway;
+    row.isApiV2 = true;
+    row.isServerFromGatewayApi = true;
+    row.isPremium = server.isPremium() || server.isExternalPremium();
+    row.hasWriteAccess = false;
+
+    row.serverName = server.displayName;
+    row.baseDescription = server.apiConfig.serverCountryCode.isEmpty() ? server.description : server.apiConfig.serverCountryName;
+
+    row.isCountrySelectionAvailable = !server.apiConfig.availableCountries.isEmpty();
+    row.apiAvailableCountries = server.apiConfig.availableCountries;
+    row.apiServerCountryCode = server.apiConfig.serverCountryCode;
+
+    row.isAdVisible = server.apiConfig.serviceInfo.isAdVisible;
+    row.adHeader = server.apiConfig.serviceInfo.adHeader;
+    row.adDescription = server.apiConfig.serviceInfo.adDescription;
+    row.adEndpoint = server.apiConfig.serviceInfo.adEndpoint;
+    row.isRenewalAvailable = server.apiConfig.serviceInfo.isRenewalAvailable;
+
+    if (!server.apiConfig.isInAppPurchase) {
+        if (server.apiConfig.subscriptionExpiredByServer) {
+            row.isSubscriptionExpired = true;
+        } else if (!server.apiConfig.subscription.endDate.isEmpty()) {
+            row.isSubscriptionExpired = apiUtils::isSubscriptionExpired(server.apiConfig.subscription.endDate);
+            row.isSubscriptionExpiringSoon = apiUtils::isSubscriptionExpiringSoon(server.apiConfig.subscription.endDate);
+        }
+    }
+
+    const QString fullDescriptionForCollapsed = row.baseDescription;
+    row.collapsedServerDescription = fullDescriptionForCollapsed;
+    row.expandedServerDescription = fullDescriptionForCollapsed;
+    return row;
+}
+
+} // namespace amnezia

client/core/models/serverDescription.h

@@ -0,0 +1,64 @@
+#ifndef SERVERDESCRIPTION_H
+#define SERVERDESCRIPTION_H
+
+#include <QString>
+#include <QJsonArray>
+
+#include "core/utils/containerEnum.h"
+#include "core/utils/selfhosted/sshSession.h"
+#include "core/models/selfhosted/selfHostedAdminServerConfig.h"
+#include "core/models/selfhosted/selfHostedUserServerConfig.h"
+#include "core/models/selfhosted/nativeServerConfig.h"
+#include "core/models/api/legacyApiServerConfig.h"
+#include "core/models/api/apiV2ServerConfig.h"
+
+namespace amnezia
+{
+
+struct ServerDescription
+{
+    QString serverId;
+
+    QString serverName;
+    QString baseDescription;
+    QString hostName;
+
+    int configVersion = 0;
+
+    ServerCredentials selfHostedSshCredentials;
+    bool hasWriteAccess = false;
+
+    bool primaryDnsIsAmnezia = false;
+    DockerContainer defaultContainer = DockerContainer::None;
+    bool hasInstalledVpnContainers = false;
+
+    bool isApiV1 = false;
+    bool isApiV2 = false;
+    bool isServerFromGatewayApi = false;
+    bool isPremium = false;
+
+    bool isCountrySelectionAvailable = false;
+    QJsonArray apiAvailableCountries;
+    QString apiServerCountryCode;
+
+    bool isAdVisible = false;
+    QString adHeader;
+    QString adDescription;
+    QString adEndpoint;
+    bool isRenewalAvailable = false;
+    bool isSubscriptionExpired = false;
+    bool isSubscriptionExpiringSoon = false;
+
+    QString collapsedServerDescription;
+    QString expandedServerDescription;
+};
+
+ServerDescription buildServerDescription(const SelfHostedAdminServerConfig &server, bool isAmneziaDnsEnabled);
+ServerDescription buildServerDescription(const SelfHostedUserServerConfig &server, bool isAmneziaDnsEnabled);
+ServerDescription buildServerDescription(const NativeServerConfig &server, bool isAmneziaDnsEnabled);
+ServerDescription buildServerDescription(const LegacyApiServerConfig &server, bool isAmneziaDnsEnabled);
+ServerDescription buildServerDescription(const ApiV2ServerConfig &server, bool isAmneziaDnsEnabled);
+
+} // namespace amnezia
+
+#endif

client/core/protocols/openVpnProtocol.cpp

@@ -39,33 +39,44 @@ QString OpenVpnProtocol::defaultConfigPath()
     return p;
 }
 
-void OpenVpnProtocol::stop()
+void OpenVpnProtocol::cleanupResources()
 {
-    qDebug() << "OpenVpnProtocol::stop()";
-    setConnectionState(Vpn::ConnectionState::Disconnecting);
-
-    // TODO: need refactoring
-    // sendTermSignal() will even return true while server connected ???
-    if ((m_connectionState == Vpn::ConnectionState::Preparing) || (m_connectionState == Vpn::ConnectionState::Connecting)
-        || (m_connectionState == Vpn::ConnectionState::Connected)
-        || (m_connectionState == Vpn::ConnectionState::Reconnecting)) {
+    if (m_openVpnProcess || openVpnProcessIsRunning()) {
         if (!sendTermSignal()) {
             killOpenVpnProcess();
         }
         QThread::msleep(10);
-        m_managementServer.stop();
     }
+    m_managementServer.stop();
 
 #if defined(Q_OS_WIN) || defined(Q_OS_LINUX) || defined(Q_OS_MACOS)
     IpcClient::withInterface([](QSharedPointer<IpcInterfaceReplica> iface) {
         QRemoteObjectPendingReply<bool> reply = iface->disableKillSwitch();
         if (!reply.waitForFinished(1000) && !reply.returnValue()) {
-            qWarning() << "OpenVpnProtocol::stop(): Failed to disable killswitch";
+            qWarning() << "OpenVpnProtocol::cleanupResources(): Failed to disable killswitch";
         }
     });
 #endif
+}
 
-    setConnectionState(Vpn::ConnectionState::Disconnected);
+void OpenVpnProtocol::stop()
+{
+    qDebug() << "OpenVpnProtocol::stop()";
+
+    const bool wasActive = m_connectionState == Vpn::ConnectionState::Preparing
+            || m_connectionState == Vpn::ConnectionState::Connecting
+            || m_connectionState == Vpn::ConnectionState::Connected
+            || m_connectionState == Vpn::ConnectionState::Reconnecting;
+
+    if (wasActive) {
+        setConnectionState(Vpn::ConnectionState::Disconnecting);
+    }
+
+    cleanupResources();
+
+    if (wasActive || m_connectionState == Vpn::ConnectionState::Disconnecting) {
+        setConnectionState(Vpn::ConnectionState::Disconnected);
+    }
 }
 
 ErrorCode OpenVpnProtocol::prepare()
@@ -168,7 +179,7 @@ void OpenVpnProtocol::updateRouteGateway(QString line)
 
 ErrorCode OpenVpnProtocol::start()
 {
-    OpenVpnProtocol::stop();
+    cleanupResources();
 
     if (!QFileInfo::exists(configPath())) {
         setLastError(ErrorCode::OpenVpnConfigMissing);

client/core/protocols/openVpnProtocol.h

@@ -29,6 +29,7 @@ protected slots:
     void onReadyReadDataFromManagementServer();
 
 private:
+    void cleanupResources();
     QString configPath() const;
     bool openVpnProcessIsRunning() const;
     bool sendTermSignal();

client/core/protocols/protocolUtils.cpp

@@ -68,7 +68,10 @@ QMap<Proto, QString> ProtocolUtils::protocolHumanNames()
              { Proto::TorWebSite, "Website in Tor network" },
              { Proto::Dns, "DNS Service" },
              { Proto::Sftp, QObject::tr("SFTP service") },
-             { Proto::Socks5Proxy, QObject::tr("SOCKS5 proxy server") } };
+             { Proto::Socks5Proxy, QObject::tr("SOCKS5 proxy server") },
+             { Proto::MtProxy, QObject::tr("MTProxy (Telegram)") },
+             { Proto::Telemt, QObject::tr("Telemt (Telegram)") },
+    };
 }
 
 QMap<Proto, QString> ProtocolUtils::protocolDescriptions()
@@ -92,6 +95,8 @@ ServiceType ProtocolUtils::protocolService(Proto p)
     case Proto::Dns: return ServiceType::Other;
     case Proto::Sftp: return ServiceType::Other;
     case Proto::Socks5Proxy: return ServiceType::Other;
+    case Proto::MtProxy: return ServiceType::Other;
+    case Proto::Telemt: return ServiceType::Other;
     default: return ServiceType::Other;
     }
 }
@@ -104,6 +109,8 @@ int ProtocolUtils::getPortForInstall(Proto p)
     case OpenVpn:
     case Socks5Proxy:
         return QRandomGenerator::global()->bounded(30000, 50000);
+    case MtProxy:
+    case Telemt:
     default:
         return defaultPort(p);
     }
@@ -123,6 +130,8 @@ int ProtocolUtils::defaultPort(Proto p)
     case Proto::Dns: return 53;
     case Proto::Sftp: return 222;
     case Proto::Socks5Proxy: return 38080;
+    case Proto::MtProxy: return QString(protocols::mtProxy::defaultPort).toInt();
+    case Proto::Telemt: return QString(protocols::telemt::defaultPort).toInt();
     default: return -1;
     }
 }
@@ -141,6 +150,8 @@ bool ProtocolUtils::defaultPortChangeable(Proto p)
     case Proto::Dns: return false;
     case Proto::Sftp: return true;
     case Proto::Socks5Proxy: return true;
+    case Proto::MtProxy: return true;
+    case Proto::Telemt: return true;
     default: return false;
     }
 }
@@ -161,6 +172,8 @@ TransportProto ProtocolUtils::defaultTransportProto(Proto p)
     case Proto::Dns: return TransportProto::Udp;
     case Proto::Sftp: return TransportProto::Tcp;
     case Proto::Socks5Proxy: return TransportProto::Tcp;
+    case Proto::MtProxy: return TransportProto::Tcp;
+    case Proto::Telemt: return TransportProto::Tcp;
     default: return TransportProto::Udp;
     }
 }
@@ -180,9 +193,10 @@ bool ProtocolUtils::defaultTransportProtoChangeable(Proto p)
     case Proto::Dns: return false;
     case Proto::Sftp: return false;
     case Proto::Socks5Proxy: return false;
+    case Proto::MtProxy: return false;
+    case Proto::Telemt: return false;
     default: return false;
     }
-    return false;
 }
 
 QString ProtocolUtils::key_proto_config_data(Proto p)
@@ -208,4 +222,3 @@ QString ProtocolUtils::getProtocolVersionString(const QJsonObject &protocolConfi
     if (version == protocols::awg::awgV1_5) return QObject::tr(" (version 1.5)");
     return "";
 }
-

client/core/protocols/xrayProtocol.cpp

@@ -2,6 +2,7 @@
 
 #include "core/protocols/protocolUtils.h"
 #include "core/utils/constants/configKeys.h"
+#include "core/utils/constants/protocolConstants.h"
 #include "core/utils/ipcClient.h"
 #include "core/utils/networkUtilities.h"
 #include "core/utils/serialization/serialization.h"
@@ -9,6 +10,7 @@
 
 #include <QCryptographicHash>
 #include <QJsonDocument>
+#include <QTimer>
 #include <QJsonObject>
 #include <QNetworkInterface>
 #include <QtCore/qlogging.h>
@@ -79,12 +81,29 @@ ErrorCode XrayProtocol::start()
     m_socksPassword = creds.password;
     m_socksPort = creds.port;
 
-    const QString xrayConfigStr = QJsonDocument(m_xrayConfig).toJson(QJsonDocument::Compact);
+    QString xrayConfigStr = QJsonDocument(m_xrayConfig).toJson(QJsonDocument::Compact);
     if (xrayConfigStr.isEmpty()) {
         qCritical() << "Xray config is empty";
         return ErrorCode::XrayExecutableCrashed;
     }
 
+    // Fix fingerprint: old configs may contain "Mozilla/5.0" which xray-core rejects.
+    // Replace with the correct default at runtime so stale stored configs still work.
+    if (xrayConfigStr.contains("Mozilla/5.0", Qt::CaseInsensitive)) {
+        xrayConfigStr.replace("Mozilla/5.0", amnezia::protocols::xray::defaultFingerprint,
+                              Qt::CaseInsensitive);
+        qDebug() << "XrayProtocol: patched legacy fingerprint to"
+                 << amnezia::protocols::xray::defaultFingerprint;
+    }
+
+    // Fix inbound listen address: old configs may use "10.33.0.2" which doesn't exist
+    // until TUN is created. xray must listen on 127.0.0.1 so tun2socks can connect.
+    if (xrayConfigStr.contains(amnezia::protocols::xray::defaultLocalAddr)) {
+        xrayConfigStr.replace(amnezia::protocols::xray::defaultLocalAddr,
+                              amnezia::protocols::xray::defaultLocalListenAddr);
+        qDebug() << "XrayProtocol: patched legacy inbound listen address to 127.0.0.1";
+    }
+
     return IpcClient::withInterface(
             [&](QSharedPointer<IpcInterfaceReplica> iface) {
                 auto xrayStart = iface->xrayStart(xrayConfigStr);
@@ -188,6 +207,33 @@ ErrorCode XrayProtocol::startTun2Socks()
     connect(
             m_tun2socksProcess.data(), &IpcProcessInterfaceReplica::finished, this,
             [this](int exitCode, QProcess::ExitStatus exitStatus) {
+                // Check stdout for "resource busy" — the TUN device was not yet released
+                // by the previous tun2socks instance. Retry after a short delay.
+                bool resourceBusy = false;
+                if (m_tun2socksProcess) {
+                    auto readOut = m_tun2socksProcess->readAllStandardOutput();
+                    if (readOut.waitForFinished()) {
+                        resourceBusy = readOut.returnValue().contains("resource busy");
+                    }
+                }
+
+                if (resourceBusy && m_tun2socksRetryCount < maxTun2SocksRetries) {
+                    m_tun2socksRetryCount++;
+                    qWarning() << QString("Tun2socks: TUN resource busy, retrying (%1/%2) in %3ms...")
+                                      .arg(m_tun2socksRetryCount)
+                                      .arg(maxTun2SocksRetries)
+                                      .arg(tun2socksRetryDelayMs);
+                    QTimer::singleShot(tun2socksRetryDelayMs, this, [this]() {
+                        if (ErrorCode err = startTun2Socks(); err != ErrorCode::NoError) {
+                            stop();
+                            setLastError(err);
+                        }
+                    });
+                    return;
+                }
+
+                m_tun2socksRetryCount = 0;
+
                 if (exitStatus == QProcess::ExitStatus::CrashExit) {
                     qCritical() << "Tun2socks process crashed!";
                 } else {

client/core/protocols/xrayProtocol.h

@@ -35,6 +35,9 @@ private:
     int m_socksPort = 10808;
 
     QSharedPointer<IpcProcessInterfaceReplica> m_tun2socksProcess;
+    int m_tun2socksRetryCount = 0;
+    static constexpr int maxTun2SocksRetries = 5;
+    static constexpr int tun2socksRetryDelayMs = 400;
 };
 
 #endif // XRAYPROTOCOL_H

client/core/repositories/secureAppSettingsRepository.cpp

@@ -2,15 +2,16 @@
 
 #include <QJsonDocument>
 #include <QJsonArray>
+#include <QJsonObject>
 #include <QUuid>
 
 #include "core/utils/errorCodes.h"
 #include "core/utils/routeModes.h"
 #include "core/utils/commonStructs.h"
-#include "core/utils/api/apiEnums.h"
+#include "core/utils/serverConfigUtils.h"
 #include "core/utils/constants/apiKeys.h"
 #include "core/utils/constants/apiConstants.h"
-#include "core/models/serverConfig.h"
+#include "core/utils/constants/configKeys.h"
 #include "core/utils/networkUtilities.h"
 
 using namespace amnezia;
@@ -279,6 +280,24 @@ void SecureAppSettingsRepository::toggleDevGatewayEnv(bool enabled)
     setValue("Conf/devGatewayEnv", enabled);
 }
 
+QByteArray SecureAppSettingsRepository::readGatewayProxyUrls(const QString &cacheKey) const
+{
+    if (cacheKey.isEmpty()) {
+        return {};
+    }
+
+    return value(QStringLiteral("Conf/proxyUrls/") + cacheKey).toByteArray();
+}
+
+void SecureAppSettingsRepository::writeGatewayProxyUrls(const QString &cacheKey, const QByteArray &proxyUrlsEncrypted)
+{
+    if (cacheKey.isEmpty()) {
+        return;
+    }
+
+    setValue(QStringLiteral("Conf/proxyUrls/") + cacheKey, proxyUrlsEncrypted);
+}
+
 bool SecureAppSettingsRepository::isKillSwitchEnabled() const
 {
     return value("Conf/killSwitchEnabled", true).toBool();
@@ -425,29 +444,17 @@ void SecureAppSettingsRepository::clearSettings()
     emit settingsCleared();
 }
 
-QString SecureAppSettingsRepository::nextAvailableServerName() const
-{
-    int i = 0;
-    bool nameExist = false;
-
-    do {
-        i++;
-        nameExist = false;
-        QJsonArray servers = QJsonDocument::fromJson(value("Servers/serversList").toByteArray()).array();
-        for (const QJsonValue &server : servers) {
-            if (server.toObject().value(configKey::description).toString() == QString("Server") + " " + QString::number(i)) {
-                nameExist = true;
-                break;
-            }
-        }
-    } while (nameExist);
-
-    return QString("Server") + " " + QString::number(i);
-}
-
 void SecureAppSettingsRepository::setInstallationUuid(const QString &uuid)
 {
     m_settings->setValue("Conf/installationUuid", uuid);
 }
 
+QByteArray SecureAppSettingsRepository::xraySavedConfigs() const
+{
+    return value("Xray/savedConfigs").toByteArray();
+}
 
+void SecureAppSettingsRepository::setXraySavedConfigs(const QByteArray &data)
+{
+    setValue("Xray/savedConfigs", data);
+}

client/core/repositories/secureAppSettingsRepository.h

@@ -59,7 +59,9 @@ public:
     void setDevGatewayEndpoint();
     bool isDevGatewayEnv(bool isTestPurchase = false) const;
     void toggleDevGatewayEnv(bool enabled);
-    
+    QByteArray readGatewayProxyUrls(const QString &cacheKey) const;
+    void writeGatewayProxyUrls(const QString &cacheKey, const QByteArray &proxyUrlsEncrypted);
+
     bool isKillSwitchEnabled() const;
     void setKillSwitchEnabled(bool enabled);
     bool isStrictKillSwitchEnabled() const;
@@ -90,7 +92,8 @@ public:
     bool restoreAppConfig(const QByteArray &cfg);
     void clearSettings();
 
-    QString nextAvailableServerName() const;
+    QByteArray xraySavedConfigs() const;
+    void setXraySavedConfigs(const QByteArray &data);
 
 signals:
     void appLanguageChanged(QLocale locale);