diff --git a/gns3/local_server_config.py b/gns3/local_server_config.py
index 42dbce07..768431f6 100644
--- a/gns3/local_server_config.py
+++ b/gns3/local_server_config.py
@@ -138,6 +138,18 @@ class LocalServerConfig:
if changed:
self.writeConfig()
+ def deleteSetting(self, section, name):
+ """
+ Delete a specific setting in a given section.
+
+ :param section: section name
+ :param name: setting name to delete
+ """
+
+ if section in self._config and name in self._config[section]:
+ del self._config[section][name]
+ self.writeConfig()
+
@staticmethod
def instance():
"""
diff --git a/gns3/modules/builtin/__init__.py b/gns3/modules/builtin/__init__.py
index 4e87acb8..a315b630 100644
--- a/gns3/modules/builtin/__init__.py
+++ b/gns3/modules/builtin/__init__.py
@@ -19,8 +19,11 @@
Built-in module implementation.
"""
+import copy
+
from gns3.qt import QtWidgets
from gns3.local_config import LocalConfig
+from gns3.local_server_config import LocalServerConfig
from ..module import Module
from .cloud import Cloud
@@ -89,6 +92,15 @@ class Builtin(Module):
LocalConfig.instance().saveSectionSettings(self.__class__.__name__, self._settings)
+ server_settings = {}
+ config = LocalServerConfig.instance()
+ if self._settings["default_nat_interface"]:
+ # save some settings to the server config file
+ server_settings["default_nat_interface"] = self._settings["default_nat_interface"]
+ config.saveSettings(self.__class__.__name__, server_settings)
+ else:
+ config.deleteSetting(self.__class__.__name__, "default_nat_interface")
+
def _loadSettings(self):
"""
Loads the settings from the persistent settings file.
diff --git a/gns3/modules/builtin/pages/builtin_preferences_page.py b/gns3/modules/builtin/pages/builtin_preferences_page.py
index bbc6a35c..29aea07e 100644
--- a/gns3/modules/builtin/pages/builtin_preferences_page.py
+++ b/gns3/modules/builtin/pages/builtin_preferences_page.py
@@ -23,6 +23,7 @@ from gns3.qt import QtWidgets
from .. import Builtin
from ..ui.builtin_preferences_page_ui import Ui_BuiltinPreferencesPageWidget
from ..settings import BUILTIN_SETTINGS
+from gns3.utils.interfaces import interfaces
class BuiltinPreferencesPage(QtWidgets.QWidget, Ui_BuiltinPreferencesPageWidget):
@@ -47,6 +48,16 @@ class BuiltinPreferencesPage(QtWidgets.QWidget, Ui_BuiltinPreferencesPageWidget)
:param settings: Built-in settings
"""
+ self.uiNATInterfaceComboBox.clear()
+ self.uiNATInterfaceComboBox.addItem("")
+ for interface in interfaces():
+ self.uiNATInterfaceComboBox.addItem(interface["name"])
+
+ # load the console type
+ index = self.uiNATInterfaceComboBox.findText(settings["default_nat_interface"])
+ if index != -1:
+ self.uiNATInterfaceComboBox.setCurrentIndex(index)
+
def loadPreferences(self):
"""Loads Built-in preferences."""
@@ -57,4 +68,6 @@ class BuiltinPreferencesPage(QtWidgets.QWidget, Ui_BuiltinPreferencesPageWidget)
"""Saves Built-in preferences."""
new_settings = {}
+ default_nat_interface = self.uiNATInterfaceComboBox.currentText().lower()
+ new_settings["default_nat_interface"] = default_nat_interface
Builtin.instance().setSettings(new_settings)
diff --git a/gns3/modules/builtin/settings.py b/gns3/modules/builtin/settings.py
index 38ce7cfd..9279361b 100644
--- a/gns3/modules/builtin/settings.py
+++ b/gns3/modules/builtin/settings.py
@@ -19,11 +19,18 @@
Default Built-in settings.
"""
+import sys
+
from gns3.node import Node
-BUILTIN_SETTINGS = {
-}
+if sys.platform.startswith("linux"):
+ DEFAULT_NAT_INTERFACE = "virbr0"
+else:
+ DEFAULT_NAT_INTERFACE = "vmnet8"
+BUILTIN_SETTINGS = {
+ "default_nat_interface": DEFAULT_NAT_INTERFACE
+}
CLOUD_SETTINGS = {
"name": "",
diff --git a/gns3/modules/builtin/ui/builtin_preferences_page.ui b/gns3/modules/builtin/ui/builtin_preferences_page.ui
index 82b4d529..9ffe0b52 100644
--- a/gns3/modules/builtin/ui/builtin_preferences_page.ui
+++ b/gns3/modules/builtin/ui/builtin_preferences_page.ui
@@ -6,8 +6,8 @@
0
0
- 330
- 200
+ 456
+ 385
@@ -26,8 +26,18 @@
Local settings
-
- -
+
+
-
+
+
+ Default NAT interface:
+
+
+
+ -
+
+
+ -
Qt::Vertical
diff --git a/gns3/modules/builtin/ui/builtin_preferences_page_ui.py b/gns3/modules/builtin/ui/builtin_preferences_page_ui.py
index bafd71fc..2fe03784 100644
--- a/gns3/modules/builtin/ui/builtin_preferences_page_ui.py
+++ b/gns3/modules/builtin/ui/builtin_preferences_page_ui.py
@@ -2,8 +2,7 @@
# Form implementation generated from reading ui file '/home/grossmj/PycharmProjects/gns3-gui/gns3/modules/builtin/ui/builtin_preferences_page.ui'
#
-# Created: Wed Dec 7 21:40:18 2016
-# by: PyQt5 UI code generator 5.2.1
+# Created by: PyQt5 UI code generator 5.9.1
#
# WARNING! All changes made in this file will be lost!
@@ -12,7 +11,7 @@ from PyQt5 import QtCore, QtGui, QtWidgets
class Ui_BuiltinPreferencesPageWidget(object):
def setupUi(self, BuiltinPreferencesPageWidget):
BuiltinPreferencesPageWidget.setObjectName("BuiltinPreferencesPageWidget")
- BuiltinPreferencesPageWidget.resize(330, 200)
+ BuiltinPreferencesPageWidget.resize(456, 385)
self.verticalLayout = QtWidgets.QVBoxLayout(BuiltinPreferencesPageWidget)
self.verticalLayout.setObjectName("verticalLayout")
self.uiTabWidget = QtWidgets.QTabWidget(BuiltinPreferencesPageWidget)
@@ -20,10 +19,16 @@ class Ui_BuiltinPreferencesPageWidget(object):
self.uiTabWidget.setObjectName("uiTabWidget")
self.uiServerSettingsTabWidget = QtWidgets.QWidget()
self.uiServerSettingsTabWidget.setObjectName("uiServerSettingsTabWidget")
- self.verticalLayout_2 = QtWidgets.QVBoxLayout(self.uiServerSettingsTabWidget)
- self.verticalLayout_2.setObjectName("verticalLayout_2")
+ self.gridLayout = QtWidgets.QGridLayout(self.uiServerSettingsTabWidget)
+ self.gridLayout.setObjectName("gridLayout")
+ self.label = QtWidgets.QLabel(self.uiServerSettingsTabWidget)
+ self.label.setObjectName("label")
+ self.gridLayout.addWidget(self.label, 0, 0, 1, 1)
+ self.uiNATInterfaceComboBox = QtWidgets.QComboBox(self.uiServerSettingsTabWidget)
+ self.uiNATInterfaceComboBox.setObjectName("uiNATInterfaceComboBox")
+ self.gridLayout.addWidget(self.uiNATInterfaceComboBox, 1, 0, 1, 1)
spacerItem = QtWidgets.QSpacerItem(20, 5, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Expanding)
- self.verticalLayout_2.addItem(spacerItem)
+ self.gridLayout.addItem(spacerItem, 2, 0, 1, 1)
self.uiTabWidget.addTab(self.uiServerSettingsTabWidget, "")
self.verticalLayout.addWidget(self.uiTabWidget)
self.horizontalLayout_2 = QtWidgets.QHBoxLayout()
@@ -42,6 +47,7 @@ class Ui_BuiltinPreferencesPageWidget(object):
def retranslateUi(self, BuiltinPreferencesPageWidget):
_translate = QtCore.QCoreApplication.translate
BuiltinPreferencesPageWidget.setWindowTitle(_translate("BuiltinPreferencesPageWidget", "Built-in"))
+ self.label.setText(_translate("BuiltinPreferencesPageWidget", "Default NAT interface:"))
self.uiTabWidget.setTabText(self.uiTabWidget.indexOf(self.uiServerSettingsTabWidget), _translate("BuiltinPreferencesPageWidget", "Local settings"))
self.uiRestoreDefaultsPushButton.setText(_translate("BuiltinPreferencesPageWidget", "Restore defaults"))
diff --git a/gns3/utils/interfaces.py b/gns3/utils/interfaces.py
new file mode 100644
index 00000000..06bbb4aa
--- /dev/null
+++ b/gns3/utils/interfaces.py
@@ -0,0 +1,151 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2018 GNS3 Technologies Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see .
+
+
+import sys
+import socket
+import psutil
+
+if psutil.version_info < (3, 0, 0):
+ raise Exception("psutil version should >= 3.0.0. If you are under Ubuntu/Debian install gns3 via apt instead of pip")
+
+import logging
+log = logging.getLogger(__name__)
+
+
+def _get_windows_interfaces_from_registry():
+
+ import winreg
+
+ # HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces
+ interfaces = []
+ try:
+ hkey = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, r"SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards")
+ for index in range(winreg.QueryInfoKey(hkey)[0]):
+ network_card_id = winreg.EnumKey(hkey, index)
+ hkeycard = winreg.OpenKey(hkey, network_card_id)
+ guid, _ = winreg.QueryValueEx(hkeycard, "ServiceName")
+ netcard, _ = winreg.QueryValueEx(hkeycard, "Description")
+ connection = r"SYSTEM\CurrentControlSet\Control\Network\{4D36E972-E325-11CE-BFC1-08002BE10318}" + "\{}\Connection".format(guid)
+ hkeycon = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, connection)
+ name, _ = winreg.QueryValueEx(hkeycon, "Name")
+ interface = r"SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces\{}".format(guid)
+ hkeyinterface = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, interface)
+ is_dhcp_enabled, _ = winreg.QueryValueEx(hkeyinterface, "EnableDHCP")
+ if is_dhcp_enabled:
+ ip_address, _ = winreg.QueryValueEx(hkeyinterface, "DhcpIPAddress")
+ netmask, _ = winreg.QueryValueEx(hkeyinterface, "DhcpSubnetMask")
+ else:
+ ip_address, _ = winreg.QueryValueEx(hkeyinterface, "IPAddress")
+ netmask, _ = winreg.QueryValueEx(hkeyinterface, "SubnetMask")
+ if ip_address:
+ # get the first IPv4 address only
+ ip_address = ip_address[0]
+ npf_interface = "\\Device\\NPF_{guid}".format(guid=guid)
+ interfaces.append({"id": npf_interface,
+ "name": name,
+ "ip_address": ip_address,
+ "mac_address": "", # TODO: find MAC address in registry
+ "netcard": netcard,
+ "netmask": netmask,
+ "type": "ethernet"})
+ winreg.CloseKey(hkeyinterface)
+ winreg.CloseKey(hkeycon)
+ winreg.CloseKey(hkeycard)
+ winreg.CloseKey(hkey)
+ except OSError as e:
+ log.error("could not read registry information: {}".format(e))
+
+ return interfaces
+
+
+def get_windows_interfaces():
+ """
+ Get Windows interfaces.
+
+ :returns: list of windows interfaces
+ """
+
+ import win32com.client
+ import pywintypes
+
+ interfaces = []
+ try:
+ locator = win32com.client.Dispatch("WbemScripting.SWbemLocator")
+ service = locator.ConnectServer(".", "root\cimv2")
+ network_configs = service.InstancesOf("Win32_NetworkAdapterConfiguration")
+ # more info on Win32_NetworkAdapter: http://msdn.microsoft.com/en-us/library/aa394216%28v=vs.85%29.aspx
+ for adapter in service.InstancesOf("Win32_NetworkAdapter"):
+ if adapter.NetConnectionStatus == 2 or adapter.NetConnectionStatus == 7:
+ # adapter is connected or media disconnected
+ ip_address = ""
+ netmask = ""
+ for network_config in network_configs:
+ if network_config.InterfaceIndex == adapter.InterfaceIndex:
+ if network_config.IPAddress:
+ # get the first IPv4 address only
+ ip_address = network_config.IPAddress[0]
+ netmask = network_config.IPSubnet[0]
+ break
+ npf_interface = "\\Device\\NPF_{guid}".format(guid=adapter.GUID)
+ interfaces.append({"id": npf_interface,
+ "name": adapter.NetConnectionID,
+ "ip_address": ip_address,
+ "mac_address": adapter.MACAddress,
+ "netcard": adapter.name,
+ "netmask": netmask,
+ "type": "ethernet"})
+ except (AttributeError, pywintypes.com_error):
+ log.warning("Could not use the COM service to retrieve interface info, trying using the registry...")
+ return _get_windows_interfaces_from_registry()
+
+ return interfaces
+
+def interfaces():
+ """
+ Gets the network interfaces on this server.
+
+ :returns: list of network interfaces
+ """
+
+ results = []
+ if not sys.platform.startswith("win"):
+ net_if_addrs = psutil.net_if_addrs()
+ for interface in sorted(net_if_addrs.keys()):
+ ip_address = ""
+ mac_address = ""
+ netmask = ""
+ interface_type = "ethernet"
+ for addr in net_if_addrs[interface]:
+ # get the first available IPv4 address only
+ if addr.family == socket.AF_INET:
+ ip_address = addr.address
+ netmask = addr.netmask
+ if addr.family == psutil.AF_LINK:
+ mac_address = addr.address
+ if interface.startswith("tap"):
+ # found no way to reliably detect a TAP interface
+ interface_type = "tap"
+ results.append({"id": interface,
+ "name": interface,
+ "ip_address": ip_address,
+ "netmask": netmask,
+ "mac_address": mac_address,
+ "type": interface_type})
+ else:
+ results = get_windows_interfaces()
+ return results