mirror of
https://github.com/GNS3/gns3-gui.git
synced 2026-05-17 00:46:01 +03:00
304 lines
8.4 KiB
Python
304 lines
8.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (C) 2014 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 <http://www.gnu.org/licenses/>.
|
|
|
|
"""
|
|
QEMU module implementation.
|
|
"""
|
|
|
|
import sys
|
|
|
|
from gns3.qt import QtWidgets
|
|
from gns3.local_config import LocalConfig
|
|
from gns3.local_server_config import LocalServerConfig
|
|
|
|
from ...controller import Controller
|
|
from ..module import Module
|
|
from ..module_error import ModuleError
|
|
from .qemu_vm import QemuVM
|
|
from .settings import QEMU_SETTINGS
|
|
from .settings import QEMU_VM_SETTINGS
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class Qemu(Module):
|
|
|
|
"""
|
|
QEMU module.
|
|
"""
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
self._settings = {}
|
|
self._qemu_vms = {}
|
|
self._nodes = []
|
|
|
|
self.configChangedSlot()
|
|
|
|
def configChangedSlot(self):
|
|
# load the settings
|
|
self._loadSettings()
|
|
|
|
def _loadSettings(self):
|
|
"""
|
|
Loads the settings from the persistent settings file.
|
|
"""
|
|
|
|
self._settings = LocalConfig.instance().loadSectionSettings(self.__class__.__name__, QEMU_SETTINGS)
|
|
self._loadQemuVMs()
|
|
|
|
def _saveSettings(self):
|
|
"""
|
|
Saves the settings to the persistent settings file.
|
|
"""
|
|
|
|
# save the settings
|
|
LocalConfig.instance().saveSectionSettings(self.__class__.__name__, self._settings)
|
|
|
|
# save some settings to the local server config file
|
|
if sys.platform.startswith("linux"):
|
|
server_settings = {
|
|
"enable_kvm": self._settings["enable_kvm"],
|
|
}
|
|
|
|
LocalServerConfig.instance().saveSettings(self.__class__.__name__, server_settings)
|
|
|
|
def _loadQemuVMs(self):
|
|
"""
|
|
Load the QEMU VMs from the persistent settings file.
|
|
"""
|
|
|
|
self._qemu_vms = {}
|
|
settings = LocalConfig.instance().settings()
|
|
if "vms" in settings.get(self.__class__.__name__, {}):
|
|
for vm in settings[self.__class__.__name__]["vms"]:
|
|
name = vm.get("name")
|
|
server = vm.get("server")
|
|
key = "{server}:{name}".format(server=server, name=name)
|
|
if key in self._qemu_vms or not name or not server:
|
|
continue
|
|
vm_settings = QEMU_VM_SETTINGS.copy()
|
|
vm_settings.update(vm)
|
|
# for backward compatibility before version 1.4
|
|
if "symbol" not in vm_settings:
|
|
vm_settings["symbol"] = vm_settings.get("default_symbol", vm_settings["symbol"])
|
|
vm_settings["symbol"] = vm_settings["symbol"][:-11] + ".svg" if vm_settings["symbol"].endswith("normal.svg") else vm_settings["symbol"]
|
|
self._qemu_vms[key] = vm_settings
|
|
|
|
def _saveQemuVMs(self):
|
|
"""
|
|
Saves the QEMU VMs to the persistent settings file.
|
|
"""
|
|
|
|
self._settings["vms"] = list(self._qemu_vms.values())
|
|
self._saveSettings()
|
|
|
|
def VMs(self):
|
|
"""
|
|
Returns QEMU VMs settings.
|
|
|
|
:returns: QEMU VMs settings (dictionary)
|
|
"""
|
|
|
|
return self._qemu_vms
|
|
|
|
def setVMs(self, new_qemu_vms):
|
|
"""
|
|
Sets QEMU VM settings.
|
|
|
|
:param new_qemu_vms: Qemu images settings (dictionary)
|
|
"""
|
|
|
|
self._qemu_vms = new_qemu_vms.copy()
|
|
self._saveQemuVMs()
|
|
|
|
def addNode(self, node):
|
|
"""
|
|
Adds a node to this module.
|
|
|
|
:param node: Node instance
|
|
"""
|
|
|
|
self._nodes.append(node)
|
|
|
|
def removeNode(self, node):
|
|
"""
|
|
Removes a node from this module.
|
|
|
|
:param node: Node instance
|
|
"""
|
|
|
|
if node in self._nodes:
|
|
self._nodes.remove(node)
|
|
|
|
def settings(self):
|
|
"""
|
|
Returns the module settings
|
|
|
|
:returns: module settings (dictionary)
|
|
"""
|
|
|
|
return self._settings
|
|
|
|
def setSettings(self, settings):
|
|
"""
|
|
Sets the module settings
|
|
|
|
:param settings: module settings (dictionary)
|
|
"""
|
|
|
|
self._settings.update(settings)
|
|
self._saveSettings()
|
|
|
|
def instantiateNode(self, node_class, server, project):
|
|
"""
|
|
Instantiate a new node.
|
|
|
|
:param node_class: Node object
|
|
:param server: HTTPClient instance
|
|
"""
|
|
|
|
# create an instance of the node class
|
|
return node_class(self, server, project)
|
|
|
|
def reset(self):
|
|
"""
|
|
Resets the servers.
|
|
"""
|
|
|
|
self._nodes.clear()
|
|
|
|
def getQemuBinariesFromServer(self, compute_id, callback, archs=None):
|
|
"""
|
|
Gets the QEMU binaries list from a server.
|
|
|
|
:param compute_id: server to send the request to
|
|
:param callback: callback for the reply from the server
|
|
:param archs: A list of architectures. Only binaries matching the specified architectures are returned.
|
|
"""
|
|
|
|
request_body = None
|
|
if archs is not None:
|
|
request_body = {"archs": archs}
|
|
Controller.instance().getCompute("/qemu/binaries", compute_id, callback, body=request_body)
|
|
|
|
def getQemuImgBinariesFromServer(self, compute_id, callback):
|
|
"""
|
|
Gets the QEMU-img binaries list from a server.
|
|
|
|
:param server: server to send the request to
|
|
:param callback: callback for the reply from the server
|
|
"""
|
|
|
|
Controller.instance().getCompute("/qemu/img-binaries", compute_id, callback)
|
|
|
|
def getQemuCapabilitiesFromServer(self, compute_id, callback):
|
|
"""
|
|
Gets the capabilities of Qemu at a server.
|
|
|
|
:param server: server to send the request to
|
|
:param callback: callback for the reply from the server
|
|
"""
|
|
|
|
Controller.instance().getCompute("/qemu/capabilities", compute_id, callback)
|
|
|
|
def createDiskImage(self, compute_id, callback, options):
|
|
"""
|
|
Create a disk image on the remote server
|
|
|
|
:param server: server to send the request to
|
|
:param callback: callback for the reply from the server
|
|
:param options: Options for the image creation
|
|
"""
|
|
|
|
Controller.instance().postCompute("/qemu/img", compute_id, callback, body=options)
|
|
|
|
@staticmethod
|
|
def getNodeClass(name):
|
|
"""
|
|
Returns the object with the corresponding name.
|
|
|
|
:param name: object name
|
|
"""
|
|
|
|
if name in globals():
|
|
return globals()[name]
|
|
return None
|
|
|
|
@staticmethod
|
|
def getNodeType(name, platform=None):
|
|
if name == "qemu":
|
|
return QemuVM
|
|
return None
|
|
|
|
@staticmethod
|
|
def classes():
|
|
"""
|
|
Returns all the node classes supported by this module.
|
|
|
|
:returns: list of classes
|
|
"""
|
|
|
|
return [QemuVM]
|
|
|
|
def nodes(self):
|
|
"""
|
|
Returns all the node data necessary to represent a node
|
|
in the nodes view and create a node on the scene.
|
|
"""
|
|
|
|
nodes = []
|
|
for qemu_vm in self._qemu_vms.values():
|
|
nodes.append(
|
|
{"class": QemuVM.__name__,
|
|
"name": qemu_vm["name"],
|
|
"server": qemu_vm["server"],
|
|
"symbol": qemu_vm["symbol"],
|
|
"categories": [qemu_vm["category"]]
|
|
}
|
|
)
|
|
return nodes
|
|
|
|
@staticmethod
|
|
def preferencePages():
|
|
"""
|
|
:returns: QWidget object list
|
|
"""
|
|
|
|
from .pages.qemu_preferences_page import QemuPreferencesPage
|
|
from .pages.qemu_vm_preferences_page import QemuVMPreferencesPage
|
|
return [QemuPreferencesPage, QemuVMPreferencesPage]
|
|
|
|
@staticmethod
|
|
def vmConfigurationPage():
|
|
from .pages.qemu_vm_configuration_page import QemuVMConfigurationPage
|
|
return QemuVMConfigurationPage
|
|
|
|
@staticmethod
|
|
def instance():
|
|
"""
|
|
Singleton to return only one instance of QEMU module.
|
|
|
|
:returns: instance of Qemu
|
|
"""
|
|
|
|
if not hasattr(Qemu, "_instance"):
|
|
Qemu._instance = Qemu()
|
|
return Qemu._instance
|