1253 lines
44 KiB
Python
1253 lines
44 KiB
Python
#
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# Copyright (C) 2006, 2013-2014 Red Hat, Inc.
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# Copyright (C) 2006 Daniel P. Berrange <berrange@redhat.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301 USA.
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#
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import logging
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import re
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import queue
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import threading
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import traceback
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from gi.repository import Gio
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from gi.repository import GLib
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from gi.repository import GObject
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from gi.repository import Gtk
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from . import packageutils
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from .about import vmmAbout
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from .baseclass import vmmGObject
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from .clone import vmmCloneVM
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from .connect import vmmConnect
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from .connection import vmmConnection
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from .preferences import vmmPreferences
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from .manager import vmmManager
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from .migrate import vmmMigrateDialog
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from .details import vmmDetails
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from .asyncjob import vmmAsyncJob
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from .create import vmmCreate
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from .host import vmmHost
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from .error import vmmErrorDialog
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from .systray import vmmSystray
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from .delete import vmmDeleteDialog
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# Enabling this will tell us, at app exit time, which vmmGObjects were not
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# garbage collected. This is caused by circular references to other objects,
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# like a signal that wasn't disconnected. It's not a big deal, but if we
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# have objects that can be created and destroyed a lot over the course of
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# the app lifecycle, every non-garbage collected class is a memory leak.
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# So it's nice to poke at this every now and then and try to track down
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# what we need to add to class _cleanup handling.
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debug_ref_leaks = False
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DETAILS_PERF = 1
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DETAILS_CONFIG = 2
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DETAILS_CONSOLE = 3
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(PRIO_HIGH,
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PRIO_LOW) = range(1, 3)
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class vmmEngine(vmmGObject):
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CLI_SHOW_MANAGER = "manager"
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CLI_SHOW_DOMAIN_CREATOR = "creator"
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CLI_SHOW_DOMAIN_EDITOR = "editor"
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CLI_SHOW_DOMAIN_PERFORMANCE = "performance"
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CLI_SHOW_DOMAIN_CONSOLE = "console"
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CLI_SHOW_HOST_SUMMARY = "summary"
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__gsignals__ = {
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"conn-added": (GObject.SignalFlags.RUN_FIRST, None, [object]),
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"conn-removed": (GObject.SignalFlags.RUN_FIRST, None, [str]),
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}
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def __init__(self):
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vmmGObject.__init__(self)
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self.windowConnect = None
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self.windowPreferences = None
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self.windowAbout = None
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self.windowCreate = None
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self.windowManager = None
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self.windowMigrate = None
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self.conns = {}
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self.err = vmmErrorDialog()
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self.err.set_find_parent_cb(self._find_error_parent_cb)
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self.timer = None
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self.last_timeout = 0
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self._systray = None
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self.delete_dialog = None
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self._gtkapplication = None
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self._init_gtk_application()
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self._tick_counter = 0
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self._tick_thread_slow = False
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self._tick_thread = threading.Thread(name="Tick thread",
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target=self._handle_tick_queue,
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args=())
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self._tick_thread.daemon = True
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self._tick_queue = queue.PriorityQueue(100)
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self.inspection = None
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self._create_inspection_thread()
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# Counter keeping track of how many manager and details windows
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# are open. When it is decremented to 0, close the app or
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# keep running in system tray if enabled
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self.windows = 0
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self.add_gsettings_handle(
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self.config.on_stats_update_interval_changed(self.reschedule_timer))
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self.schedule_timer()
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self.load_stored_uris()
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self._tick_thread.start()
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self.tick()
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############################
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# Gtk Application handling #
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############################
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def _on_gtk_application_activated(self, ignore):
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"""
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Invoked after application.run()
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"""
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if not self._application.get_windows():
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logging.debug("Initial gtkapplication activated")
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self._application.add_window(Gtk.Window())
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def _init_gtk_application(self):
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self._application = Gtk.Application(
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application_id="org.virt-manager.virt-manager", flags=0)
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self._application.register(None)
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self._application.connect("activate",
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self._on_gtk_application_activated)
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action = Gio.SimpleAction.new("cli_command",
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GLib.VariantType.new("(sss)"))
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action.connect("activate", self._handle_cli_command)
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self._application.add_action(action)
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def _default_startup(self, skip_autostart, cliuri):
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self._init_systray()
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uris = list(self.conns.keys())
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if not uris:
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logging.debug("No stored URIs found.")
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else:
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logging.debug("Loading stored URIs:\n%s",
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" \n".join(sorted(uris)))
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if not skip_autostart:
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self.idle_add(self.autostart_conns)
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if not self.config.get_conn_uris() and not cliuri:
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# Only add default if no connections are currently known
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self.timeout_add(1000, self._add_default_conn)
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def start(self, uri, show_window, domain, skip_autostart):
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# Dispatch dbus CLI command
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if uri and not show_window:
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show_window = self.CLI_SHOW_MANAGER
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data = GLib.Variant("(sss)",
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(uri or "", show_window or "", domain or ""))
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self._application.activate_action("cli_command", data)
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if self._application.get_is_remote():
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logging.debug("Connected to remote app instance.")
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return
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self._default_startup(skip_autostart, uri)
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self._application.run(None)
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def _init_systray(self):
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self._systray = vmmSystray()
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self._systray.connect("action-toggle-manager", self._do_toggle_manager)
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self._systray.connect("action-suspend-domain", self._do_suspend_domain)
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self._systray.connect("action-resume-domain", self._do_resume_domain)
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self._systray.connect("action-run-domain", self._do_run_domain)
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self._systray.connect("action-shutdown-domain", self._do_shutdown_domain)
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self._systray.connect("action-reboot-domain", self._do_reboot_domain)
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self._systray.connect("action-destroy-domain", self._do_destroy_domain)
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self._systray.connect("action-reset-domain", self._do_reset_domain)
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self._systray.connect("action-save-domain", self._do_save_domain)
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self._systray.connect("action-show-domain", self._do_show_vm)
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self._systray.connect("action-migrate-domain", self._do_show_migrate)
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self._systray.connect("action-delete-domain", self._do_delete_domain)
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self._systray.connect("action-clone-domain", self._do_show_clone)
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self._systray.connect("action-exit-app", self.exit_app)
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self.connect("conn-added", self._systray.conn_added)
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self.connect("conn-removed", self._systray.conn_removed)
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self.add_gsettings_handle(
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self.config.on_view_system_tray_changed(self._system_tray_changed))
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def _system_tray_changed(self, *ignore):
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systray_enabled = self.config.get_view_system_tray()
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if self.windows == 0 and not systray_enabled:
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# Show the manager so that the user can control the application
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self._show_manager()
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def _add_default_conn(self):
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manager = self.get_manager()
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# Manager fail message
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msg = _("Could not detect a default hypervisor. Make\n"
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"sure the appropriate virtualization packages\n"
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"containing kvm, qemu, libvirt, etc. are\n"
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"installed, and that libvirtd is running.\n\n"
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"A hypervisor connection can be manually\n"
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"added via File->Add Connection")
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logging.debug("Determining default libvirt URI")
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ret = None
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try:
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libvirt_packages = self.config.libvirt_packages
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packages = self.config.hv_packages + libvirt_packages
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ret = packageutils.check_packagekit(manager, manager.err, packages)
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except Exception:
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logging.exception("Error talking to PackageKit")
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tryuri = None
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if ret:
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tryuri = "qemu:///system"
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elif not self.config.test_first_run:
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tryuri = vmmConnect.default_uri()
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if tryuri is None:
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manager.set_startup_error(msg)
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return
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warnmsg = _("The 'libvirtd' service will need to be started.\n\n"
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"After that, virt-manager will connect to libvirt on\n"
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"the next application start up.")
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# Do the initial connection in an idle callback, so the
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# packagekit async dialog has a chance to go away
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def idle_connect():
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do_start = packageutils.start_libvirtd()
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connected = self.connect_to_uri(tryuri,
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autoconnect=True, do_start=do_start)
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if not connected and do_start:
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manager.err.ok(_("Libvirt service must be started"), warnmsg)
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self.idle_add(idle_connect)
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def load_stored_uris(self):
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uris = self.config.get_conn_uris() or []
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for uri in uris:
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conn = self.make_conn(uri)
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self.register_conn(conn, skip_config=True)
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def autostart_conns(self):
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"""
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We serialize conn autostart, so polkit/ssh-askpass doesn't spam
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"""
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connections_queue = queue.Queue()
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auto_conns = [uri for uri in self.conns
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if self.conns[uri]["conn"].get_autoconnect()]
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def add_next_to_queue():
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if not auto_conns:
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connections_queue.put(None)
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else:
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connections_queue.put(auto_conns.pop(0))
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def state_change_cb(conn):
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if conn.is_active():
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add_next_to_queue()
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conn.disconnect_by_func(state_change_cb)
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def connect(uri):
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self.connect_to_uri(uri)
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def handle_queue():
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while True:
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uri = connections_queue.get()
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if uri is None:
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return
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if uri not in self.conns:
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add_next_to_queue()
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continue
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conn = self.conns[uri]["conn"]
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conn.connect("state-changed", state_change_cb)
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self.idle_add(connect, uri)
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add_next_to_queue()
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self._start_thread(handle_queue, "Conn autostart thread")
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def _do_vm_removed(self, conn, connkey):
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hvuri = conn.get_uri()
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if connkey not in self.conns[hvuri]["windowDetails"]:
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return
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self.conns[hvuri]["windowDetails"][connkey].cleanup()
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del(self.conns[hvuri]["windowDetails"][connkey])
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def _do_vm_renamed(self, conn, oldconnkey, newconnkey):
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hvuri = conn.get_uri()
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if oldconnkey not in self.conns[hvuri]["windowDetails"]:
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return
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self.conns[hvuri]["windowDetails"][newconnkey] = (
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self.conns[hvuri]["windowDetails"].pop(oldconnkey))
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def _do_conn_changed(self, conn):
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if conn.is_active() or conn.is_connecting():
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return
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hvuri = conn.get_uri()
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for connkey in self.conns[hvuri]["windowDetails"].keys():
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self.conns[hvuri]["windowDetails"][connkey].cleanup()
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del(self.conns[hvuri]["windowDetails"][connkey])
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if (self.windowCreate and
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self.windowCreate.conn and
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self.windowCreate.conn.get_uri() == hvuri):
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self.windowCreate.close()
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def reschedule_timer(self, *args, **kwargs):
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ignore1 = args
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ignore2 = kwargs
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self.schedule_timer()
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def schedule_timer(self):
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interval = self.config.get_stats_update_interval() * 1000
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if self.timer is not None:
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self.remove_gobject_timeout(self.timer)
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self.timer = None
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self.timer = self.timeout_add(interval, self.tick)
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def _add_obj_to_tick_queue(self, obj, isprio, **kwargs):
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if self._tick_queue.full():
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if not self._tick_thread_slow:
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logging.debug("Tick is slow, not running at requested rate.")
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self._tick_thread_slow = True
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return
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self._tick_counter += 1
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self._tick_queue.put((isprio and PRIO_HIGH or PRIO_LOW,
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self._tick_counter,
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obj, kwargs))
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def _schedule_priority_tick(self, conn, kwargs):
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self._add_obj_to_tick_queue(conn, True, **kwargs)
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def tick(self):
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for uri in self.conns:
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conn = self.conns[uri]["conn"]
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self._add_obj_to_tick_queue(conn, False,
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stats_update=True, pollvm=True)
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return 1
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def _handle_tick_error(self, msg, details):
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if self.windows <= 0:
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# This means the systray icon is running. Don't raise an error
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# here to avoid spamming dialogs out of nowhere.
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logging.debug(msg + "\n\n" + details)
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return
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self.err.show_err(msg, details=details)
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def _handle_tick_queue(self):
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while True:
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ignore1, ignore2, conn, kwargs = self._tick_queue.get()
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try:
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conn.tick_from_engine(**kwargs)
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except Exception as e:
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tb = "".join(traceback.format_exc())
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error_msg = (_("Error polling connection '%s': %s")
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% (conn.get_uri(), e))
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self.idle_add(self._handle_tick_error, error_msg, tb)
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# Need to clear reference to make leak check happy
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conn = None
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self._tick_queue.task_done()
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return 1
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def increment_window_counter(self, src):
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ignore = src
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self.windows += 1
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logging.debug("window counter incremented to %s", self.windows)
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def decrement_window_counter(self, src):
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self.windows -= 1
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logging.debug("window counter decremented to %s", self.windows)
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self._exit_app_if_no_windows(src)
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def _can_exit(self):
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# Don't exit if system tray is enabled
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return (self.windows <= 0 and
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self._systray and
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not self._systray.is_visible())
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def _cleanup(self):
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self.err = None
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if self.inspection:
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self.inspection.cleanup()
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self.inspection = None
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if self.timer is not None:
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GLib.source_remove(self.timer)
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if self._systray:
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self._systray.cleanup()
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self._systray = None
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self.get_manager()
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if self.windowManager:
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self.windowManager.cleanup()
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self.windowManager = None
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if self.windowPreferences:
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self.windowPreferences.cleanup()
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self.windowPreferences = None
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if self.windowAbout:
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self.windowAbout.cleanup()
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self.windowAbout = None
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if self.windowConnect:
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self.windowConnect.cleanup()
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self.windowConnect = None
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if self.windowCreate:
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self.windowCreate.cleanup()
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self.windowCreate = None
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if self.windowMigrate:
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self.windowMigrate.cleanup()
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self.windowMigrate = None
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if self.delete_dialog:
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self.delete_dialog.cleanup()
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self.delete_dialog = None
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# Do this last, so any manually 'disconnected' signals
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# take precedence over cleanup signal removal
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for uri in self.conns:
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self.cleanup_conn(uri)
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self.conns = {}
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def _exit_app_if_no_windows(self, src=None):
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def cb():
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if self._can_exit():
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logging.debug("No windows found, requesting app exit")
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self.exit_app(src or self)
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self.idle_add(cb)
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def exit_app(self, src):
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if self.err is None:
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# Already in cleanup
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return
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self.cleanup()
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if debug_ref_leaks:
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objs = self.config.get_objects()
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# Engine will always appear to leak
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objs.remove(self.object_key)
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if src and src.object_key in objs:
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# UI that initiates the app exit will always appear to leak
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objs.remove(src.object_key)
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for name in objs:
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logging.debug("Leaked %s", name)
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logging.debug("Exiting app normally.")
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self._application.quit()
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def _create_inspection_thread(self):
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logging.debug("libguestfs inspection support: %s",
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self.config.support_inspection)
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if not self.config.support_inspection:
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return
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from .inspection import vmmInspection
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self.inspection = vmmInspection()
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self.inspection.start()
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self.connect("conn-added", self.inspection.conn_added)
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self.connect("conn-removed", self.inspection.conn_removed)
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return
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def _find_error_parent_cb(self):
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"""
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Search over the toplevel windows for any that are visible or have
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focus, and use that
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"""
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windowlist = [self.windowManager]
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for conndict in list(self.conns.values()):
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windowlist.extend(list(conndict["windowDetails"].values()))
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windowlist.extend(
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[conndict["windowHost"] for conndict in list(self.conns.values())])
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|
|
use_win = None
|
|
for window in windowlist:
|
|
if not window:
|
|
continue
|
|
if window.topwin.has_focus():
|
|
use_win = window
|
|
break
|
|
if not use_win and window.is_visible():
|
|
use_win = window
|
|
|
|
if use_win:
|
|
return use_win.topwin
|
|
|
|
def make_conn(self, uri, probe=False):
|
|
conn = self._check_conn(uri)
|
|
if conn:
|
|
return conn
|
|
|
|
conn = vmmConnection(uri)
|
|
self.conns[uri] = {
|
|
"conn": conn,
|
|
"windowHost": None,
|
|
"windowDetails": {},
|
|
"windowClone": None,
|
|
"probeConnection": probe
|
|
}
|
|
|
|
conn.connect("vm-removed", self._do_vm_removed)
|
|
conn.connect("vm-renamed", self._do_vm_renamed)
|
|
conn.connect("state-changed", self._do_conn_changed)
|
|
conn.connect("connect-error", self._connect_error)
|
|
conn.connect("priority-tick", self._schedule_priority_tick)
|
|
|
|
return conn
|
|
|
|
|
|
def register_conn(self, conn, skip_config=False):
|
|
# if `skip_config' then the connection is only showed in the ui and
|
|
# not added to the config.
|
|
if not skip_config and conn.get_uri() not in \
|
|
(self.config.get_conn_uris() or []):
|
|
self.config.add_conn(conn.get_uri())
|
|
self.emit("conn-added", conn)
|
|
|
|
|
|
def connect_to_uri(self, uri, autoconnect=None, do_start=True, probe=False):
|
|
try:
|
|
conn = self.make_conn(uri, probe=probe)
|
|
self.register_conn(conn)
|
|
|
|
if autoconnect is not None:
|
|
conn.set_autoconnect(bool(autoconnect))
|
|
|
|
if do_start:
|
|
conn.open()
|
|
else:
|
|
try:
|
|
conn.open()
|
|
except Exception:
|
|
return None
|
|
return conn
|
|
except Exception:
|
|
logging.exception("Error connecting to %s", uri)
|
|
return None
|
|
|
|
|
|
def cleanup_conn(self, uri):
|
|
try:
|
|
if self.conns[uri]["windowHost"]:
|
|
self.conns[uri]["windowHost"].cleanup()
|
|
if self.conns[uri]["windowClone"]:
|
|
self.conns[uri]["windowClone"].cleanup()
|
|
|
|
details = self.conns[uri]["windowDetails"]
|
|
for win in list(details.values()):
|
|
win.cleanup()
|
|
|
|
self.conns[uri]["conn"].cleanup()
|
|
except Exception:
|
|
logging.exception("Error cleaning up conn in engine")
|
|
|
|
|
|
def remove_conn(self, src, uri):
|
|
ignore = src
|
|
self.cleanup_conn(uri)
|
|
del(self.conns[uri])
|
|
|
|
self.emit("conn-removed", uri)
|
|
self.config.remove_conn(uri)
|
|
|
|
def connect(self, name, callback, *args):
|
|
handle_id = vmmGObject.connect(self, name, callback, *args)
|
|
|
|
if name == "conn-added":
|
|
for conn_dict in list(self.conns.values()):
|
|
self.emit("conn-added", conn_dict["conn"])
|
|
|
|
return handle_id
|
|
|
|
def _check_conn(self, uri):
|
|
conn = self.conns.get(uri)
|
|
if conn:
|
|
return conn["conn"]
|
|
return None
|
|
|
|
def _lookup_conn(self, uri):
|
|
conn = self._check_conn(uri)
|
|
if not conn:
|
|
raise RuntimeError(_("Unknown connection URI %s") % uri)
|
|
return conn
|
|
|
|
def _connect_error(self, conn, errmsg, tb, warnconsole):
|
|
errmsg = errmsg.strip(" \n")
|
|
tb = tb.strip(" \n")
|
|
hint = ""
|
|
show_errmsg = True
|
|
|
|
if conn.is_remote():
|
|
logging.debug("connect_error: conn transport=%s",
|
|
conn.get_uri_transport())
|
|
if re.search(r"nc: .* -- 'U'", tb):
|
|
hint += _("The remote host requires a version of netcat/nc "
|
|
"which supports the -U option.")
|
|
show_errmsg = False
|
|
elif (conn.get_uri_transport() == "ssh" and
|
|
re.search(r"ssh-askpass", tb)):
|
|
|
|
askpass = (self.config.askpass_package and
|
|
self.config.askpass_package[0] or
|
|
"openssh-askpass")
|
|
hint += _("You need to install %s or "
|
|
"similar to connect to this host.") % askpass
|
|
show_errmsg = False
|
|
else:
|
|
hint += _("Verify that the 'libvirtd' daemon is running "
|
|
"on the remote host.")
|
|
|
|
elif conn.is_xen():
|
|
hint += _("Verify that:\n"
|
|
" - A Xen host kernel was booted\n"
|
|
" - The Xen service has been started")
|
|
|
|
else:
|
|
if warnconsole:
|
|
hint += _("Could not detect a local session: if you are "
|
|
"running virt-manager over ssh -X or VNC, you "
|
|
"may not be able to connect to libvirt as a "
|
|
"regular user. Try running as root.")
|
|
show_errmsg = False
|
|
elif re.search(r"libvirt-sock", tb):
|
|
hint += _("Verify that the 'libvirtd' daemon is running.")
|
|
show_errmsg = False
|
|
|
|
probe_connection = self.conns[conn.get_uri()]["probeConnection"]
|
|
msg = _("Unable to connect to libvirt %s." % conn.get_uri())
|
|
if show_errmsg:
|
|
msg += "\n\n%s" % errmsg
|
|
if hint:
|
|
msg += "\n\n%s" % hint
|
|
|
|
msg = msg.strip("\n")
|
|
details = msg
|
|
details += "\n\n"
|
|
details += "Libvirt URI is: %s\n\n" % conn.get_uri()
|
|
details += tb
|
|
|
|
if probe_connection:
|
|
msg += "\n\n"
|
|
msg += _("Would you still like to remember this connection?")
|
|
|
|
title = _("Virtual Machine Manager Connection Failure")
|
|
if probe_connection:
|
|
remember_connection = self.err.show_err(msg, details, title,
|
|
buttons=Gtk.ButtonsType.YES_NO,
|
|
dialog_type=Gtk.MessageType.QUESTION, modal=True)
|
|
if remember_connection:
|
|
self.conns[conn.get_uri()]["probeConnection"] = False
|
|
else:
|
|
self.idle_add(self._do_edit_connect, self.windowManager, conn)
|
|
else:
|
|
if self._can_exit():
|
|
self.err.show_err(msg, details, title, modal=True)
|
|
self._exit_app_if_no_windows(conn)
|
|
else:
|
|
self.err.show_err(msg, details, title)
|
|
|
|
|
|
####################
|
|
# Dialog launchers #
|
|
####################
|
|
|
|
def _do_show_about(self, src):
|
|
try:
|
|
if self.windowAbout is None:
|
|
self.windowAbout = vmmAbout()
|
|
self.windowAbout.show()
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching 'About' dialog: %s") % str(e))
|
|
|
|
def _get_preferences(self):
|
|
if self.windowPreferences:
|
|
return self.windowPreferences
|
|
|
|
obj = vmmPreferences()
|
|
self.windowPreferences = obj
|
|
return self.windowPreferences
|
|
|
|
def _do_show_preferences(self, src):
|
|
try:
|
|
self._get_preferences().show(src.topwin)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching preferences: %s") % str(e))
|
|
|
|
def _get_host_dialog(self, uri):
|
|
if self.conns[uri]["windowHost"]:
|
|
return self.conns[uri]["windowHost"]
|
|
|
|
conn = self._lookup_conn(uri)
|
|
obj = vmmHost(conn)
|
|
|
|
obj.connect("action-exit-app", self.exit_app)
|
|
obj.connect("action-view-manager", self._do_show_manager)
|
|
obj.connect("host-opened", self.increment_window_counter)
|
|
obj.connect("host-closed", self.decrement_window_counter)
|
|
|
|
self.conns[uri]["windowHost"] = obj
|
|
return self.conns[uri]["windowHost"]
|
|
|
|
def _do_show_host(self, src, uri):
|
|
try:
|
|
self._get_host_dialog(uri).show()
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching host dialog: %s") % str(e))
|
|
|
|
|
|
def _get_connect_dialog(self):
|
|
if self.windowConnect:
|
|
return self.windowConnect
|
|
|
|
def completed(src, uri, autoconnect):
|
|
ignore = src
|
|
return self.connect_to_uri(uri, autoconnect, probe=True)
|
|
|
|
def cancelled(src):
|
|
if not list(self.conns.keys()):
|
|
self.exit_app(src)
|
|
|
|
obj = vmmConnect()
|
|
obj.connect("completed", completed)
|
|
obj.connect("cancelled", cancelled)
|
|
self.windowConnect = obj
|
|
return self.windowConnect
|
|
|
|
|
|
def _do_show_connect(self, src, reset_state=True):
|
|
try:
|
|
self._get_connect_dialog().show(src.topwin, reset_state)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching connect dialog: %s") % str(e))
|
|
|
|
def _do_edit_connect(self, src, connection):
|
|
try:
|
|
self._do_show_connect(src, False)
|
|
finally:
|
|
self.remove_conn(None, connection.get_uri())
|
|
|
|
|
|
def _get_details_dialog(self, uri, connkey):
|
|
if connkey in self.conns[uri]["windowDetails"]:
|
|
return self.conns[uri]["windowDetails"][connkey]
|
|
|
|
conn = self._lookup_conn(uri)
|
|
|
|
obj = vmmDetails(conn.get_vm(connkey))
|
|
obj.connect("action-save-domain", self._do_save_domain)
|
|
obj.connect("action-destroy-domain", self._do_destroy_domain)
|
|
obj.connect("action-reset-domain", self._do_reset_domain)
|
|
obj.connect("action-suspend-domain", self._do_suspend_domain)
|
|
obj.connect("action-resume-domain", self._do_resume_domain)
|
|
obj.connect("action-run-domain", self._do_run_domain)
|
|
obj.connect("action-shutdown-domain", self._do_shutdown_domain)
|
|
obj.connect("action-reboot-domain", self._do_reboot_domain)
|
|
obj.connect("action-exit-app", self.exit_app)
|
|
obj.connect("action-view-manager", self._do_show_manager)
|
|
obj.connect("action-migrate-domain", self._do_show_migrate)
|
|
obj.connect("action-delete-domain", self._do_delete_domain)
|
|
obj.connect("action-clone-domain", self._do_show_clone)
|
|
obj.connect("details-opened", self.increment_window_counter)
|
|
obj.connect("details-closed", self.decrement_window_counter)
|
|
obj.connect("inspection-refresh", self._do_refresh_inspection)
|
|
|
|
self.conns[uri]["windowDetails"][connkey] = obj
|
|
return self.conns[uri]["windowDetails"][connkey]
|
|
|
|
def _show_vm_helper(self, src, uri, vm, page, forcepage):
|
|
try:
|
|
details = self._get_details_dialog(uri, vm.get_connkey())
|
|
|
|
if forcepage or not details.is_visible():
|
|
if page == DETAILS_PERF:
|
|
details.activate_performance_page()
|
|
elif page == DETAILS_CONFIG:
|
|
details.activate_config_page()
|
|
elif page == DETAILS_CONSOLE:
|
|
details.activate_console_page()
|
|
elif page is None:
|
|
details.activate_default_page()
|
|
|
|
details.show()
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching details: %s") % str(e))
|
|
|
|
def _do_show_vm(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
self._show_vm_helper(src, uri, vm, None, False)
|
|
|
|
def get_manager(self):
|
|
if self.windowManager:
|
|
return self.windowManager
|
|
|
|
obj = vmmManager()
|
|
obj.connect("action-suspend-domain", self._do_suspend_domain)
|
|
obj.connect("action-resume-domain", self._do_resume_domain)
|
|
obj.connect("action-run-domain", self._do_run_domain)
|
|
obj.connect("action-shutdown-domain", self._do_shutdown_domain)
|
|
obj.connect("action-reboot-domain", self._do_reboot_domain)
|
|
obj.connect("action-destroy-domain", self._do_destroy_domain)
|
|
obj.connect("action-reset-domain", self._do_reset_domain)
|
|
obj.connect("action-save-domain", self._do_save_domain)
|
|
obj.connect("action-migrate-domain", self._do_show_migrate)
|
|
obj.connect("action-delete-domain", self._do_delete_domain)
|
|
obj.connect("action-clone-domain", self._do_show_clone)
|
|
obj.connect("action-show-domain", self._do_show_vm)
|
|
obj.connect("action-show-preferences", self._do_show_preferences)
|
|
obj.connect("action-show-create", self._do_show_create)
|
|
obj.connect("action-show-about", self._do_show_about)
|
|
obj.connect("action-show-host", self._do_show_host)
|
|
obj.connect("action-show-connect", self._do_show_connect)
|
|
obj.connect("action-exit-app", self.exit_app)
|
|
obj.connect("manager-opened", self.increment_window_counter)
|
|
obj.connect("manager-closed", self.decrement_window_counter)
|
|
obj.connect("remove-conn", self.remove_conn)
|
|
|
|
self.connect("conn-added", obj.add_conn)
|
|
self.connect("conn-removed", obj.remove_conn)
|
|
|
|
self.windowManager = obj
|
|
return self.windowManager
|
|
|
|
def _do_toggle_manager(self, ignore):
|
|
manager = self.get_manager()
|
|
if manager.is_visible():
|
|
manager.close()
|
|
else:
|
|
manager.show()
|
|
|
|
def _do_show_manager(self, src):
|
|
try:
|
|
manager = self.get_manager()
|
|
manager.show()
|
|
except Exception as e:
|
|
if not src:
|
|
raise
|
|
src.err.show_err(_("Error launching manager: %s") % str(e))
|
|
|
|
def _get_create_dialog(self):
|
|
if self.windowCreate:
|
|
return self.windowCreate
|
|
|
|
obj = vmmCreate(self)
|
|
obj.connect("action-show-domain", self._do_show_vm)
|
|
obj.connect("create-opened", self.increment_window_counter)
|
|
obj.connect("create-closed", self.decrement_window_counter)
|
|
self.windowCreate = obj
|
|
return self.windowCreate
|
|
|
|
def _do_show_create(self, src, uri):
|
|
try:
|
|
self._get_create_dialog().show(src.topwin, uri)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching manager: %s") % str(e))
|
|
|
|
def _do_show_migrate(self, src, uri, connkey):
|
|
try:
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not self.windowMigrate:
|
|
self.windowMigrate = vmmMigrateDialog(self)
|
|
|
|
self.windowMigrate.show(src.topwin, vm)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching migrate dialog: %s") % str(e))
|
|
|
|
def _do_show_clone(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
orig_vm = conn.get_vm(connkey)
|
|
clone_window = self.conns[uri]["windowClone"]
|
|
|
|
try:
|
|
if clone_window is None:
|
|
clone_window = vmmCloneVM(orig_vm)
|
|
self.conns[uri]["windowClone"] = clone_window
|
|
else:
|
|
clone_window.set_orig_vm(orig_vm)
|
|
|
|
clone_window.show(src.topwin)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error setting clone parameters: %s") % str(e))
|
|
|
|
def _do_refresh_inspection(self, src_ignore, uri, connkey):
|
|
if not self.inspection:
|
|
return
|
|
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
self.inspection.vm_refresh(vm)
|
|
|
|
##########################################
|
|
# Window launchers from virt-manager cli #
|
|
##########################################
|
|
|
|
def _find_vm_by_cli_str(self, uri, clistr):
|
|
"""
|
|
Lookup a VM by a string passed in on the CLI. Can be either
|
|
ID, domain name, or UUID
|
|
"""
|
|
if clistr.isdigit():
|
|
clistr = int(clistr)
|
|
|
|
for vm in self.conns[uri]["conn"].list_vms():
|
|
if clistr == vm.get_id():
|
|
return vm
|
|
elif clistr == vm.get_name():
|
|
return vm
|
|
elif clistr == vm.get_uuid():
|
|
return vm
|
|
|
|
def _cli_show_vm_helper(self, uri, clistr, page):
|
|
src = self.get_manager()
|
|
|
|
vm = self._find_vm_by_cli_str(uri, clistr)
|
|
if not vm:
|
|
src.err.show_err("%s does not have VM '%s'" %
|
|
(uri, clistr), modal=True)
|
|
return
|
|
|
|
self._show_vm_helper(src, uri, vm, page, True)
|
|
|
|
def _show_manager(self):
|
|
self._do_show_manager(None)
|
|
|
|
def _show_host_summary(self, uri):
|
|
self._do_show_host(self.get_manager(), uri)
|
|
|
|
def _show_domain_creator(self, uri):
|
|
self._do_show_create(self.get_manager(), uri)
|
|
|
|
def _show_domain_console(self, uri, clistr):
|
|
self._cli_show_vm_helper(uri, clistr, DETAILS_CONSOLE)
|
|
|
|
def _show_domain_editor(self, uri, clistr):
|
|
self._cli_show_vm_helper(uri, clistr, DETAILS_CONFIG)
|
|
|
|
def _show_domain_performance(self, uri, clistr):
|
|
self._cli_show_vm_helper(uri, clistr, DETAILS_PERF)
|
|
|
|
def _launch_cli_window(self, uri, show_window, clistr):
|
|
try:
|
|
logging.debug("Launching requested window '%s'", show_window)
|
|
if show_window == self.CLI_SHOW_MANAGER:
|
|
self.get_manager().set_initial_selection(uri)
|
|
self._show_manager()
|
|
elif show_window == self.CLI_SHOW_DOMAIN_CREATOR:
|
|
self._show_domain_creator(uri)
|
|
elif show_window == self.CLI_SHOW_DOMAIN_EDITOR:
|
|
self._show_domain_editor(uri, clistr)
|
|
elif show_window == self.CLI_SHOW_DOMAIN_PERFORMANCE:
|
|
self._show_domain_performance(uri, clistr)
|
|
elif show_window == self.CLI_SHOW_DOMAIN_CONSOLE:
|
|
self._show_domain_console(uri, clistr)
|
|
elif show_window == self.CLI_SHOW_HOST_SUMMARY:
|
|
self._show_host_summary(uri)
|
|
else:
|
|
raise RuntimeError("Unknown cli window command '%s'" %
|
|
show_window)
|
|
finally:
|
|
# In case of cli error, we may need to exit the app
|
|
self._exit_app_if_no_windows()
|
|
|
|
def _cli_conn_connected_cb(self, conn, uri, show_window, domain):
|
|
try:
|
|
ignore = conn
|
|
|
|
if conn.is_disconnected():
|
|
raise RuntimeError("failed to connect to cli uri=%s" % uri)
|
|
|
|
if conn.is_active():
|
|
self._launch_cli_window(uri, show_window, domain)
|
|
return True
|
|
|
|
return False
|
|
except Exception:
|
|
# In case of cli error, we may need to exit the app
|
|
logging.debug("Error in cli connection callback", exc_info=True)
|
|
self._exit_app_if_no_windows()
|
|
return True
|
|
|
|
def _do_handle_cli_command(self, actionobj, variant):
|
|
ignore = actionobj
|
|
uri = variant[0]
|
|
show_window = variant[1]
|
|
domain = variant[2]
|
|
|
|
logging.debug("processing cli command uri=%s show_window=%s domain=%s",
|
|
uri, show_window, domain)
|
|
if not uri:
|
|
logging.debug("No cli action requested, launching default window")
|
|
self._show_manager()
|
|
return
|
|
|
|
conn = self.make_conn(uri)
|
|
self.register_conn(conn, skip_config=True)
|
|
|
|
if conn.is_disconnected():
|
|
# Schedule connection open
|
|
def connect():
|
|
# We need to wrap this to ignore the return value, otherwise
|
|
# the callback will be rescheduled
|
|
self.connect_to_uri(uri)
|
|
self.idle_add(connect)
|
|
|
|
if show_window:
|
|
if conn.is_active():
|
|
self.idle_add(self._launch_cli_window,
|
|
uri, show_window, domain)
|
|
else:
|
|
conn.connect_opt_out("state-changed",
|
|
self._cli_conn_connected_cb, uri, show_window, domain)
|
|
else:
|
|
self.get_manager().set_initial_selection(uri)
|
|
self._show_manager()
|
|
|
|
def _handle_cli_command(self, actionobj, variant):
|
|
try:
|
|
return self._do_handle_cli_command(actionobj, variant)
|
|
except Exception:
|
|
# In case of cli error, we may need to exit the app
|
|
logging.debug("Error handling cli command", exc_info=True)
|
|
self._exit_app_if_no_windows()
|
|
|
|
|
|
#######################################
|
|
# Domain actions run/destroy/save ... #
|
|
#######################################
|
|
|
|
def _do_save_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(self.config.get_confirm_poweroff,
|
|
self.config.set_confirm_poweroff,
|
|
text1=_("Are you sure you want to save '%s'?") % vm.get_name()):
|
|
return
|
|
|
|
_cancel_cb = None
|
|
if vm.getjobinfo_supported:
|
|
_cancel_cb = (self._save_cancel, vm)
|
|
|
|
def cb(asyncjob):
|
|
vm.save(meter=asyncjob.get_meter())
|
|
def finish_cb(error, details):
|
|
if error is not None:
|
|
error = _("Error saving domain: %s") % error
|
|
src.err.show_err(error, details=details)
|
|
|
|
progWin = vmmAsyncJob(cb, [],
|
|
finish_cb, [],
|
|
_("Saving Virtual Machine"),
|
|
_("Saving virtual machine memory to disk "),
|
|
src.topwin, cancel_cb=_cancel_cb)
|
|
progWin.run()
|
|
|
|
def _save_cancel(self, asyncjob, vm):
|
|
logging.debug("Cancelling save job")
|
|
if not vm:
|
|
return
|
|
|
|
try:
|
|
vm.abort_job()
|
|
except Exception as e:
|
|
logging.exception("Error cancelling save job")
|
|
asyncjob.show_warning(_("Error cancelling save job: %s") % str(e))
|
|
return
|
|
|
|
asyncjob.job_canceled = True
|
|
return
|
|
|
|
def _do_destroy_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(
|
|
self.config.get_confirm_forcepoweroff,
|
|
self.config.set_confirm_forcepoweroff,
|
|
text1=_("Are you sure you want to force poweroff '%s'?" %
|
|
vm.get_name()),
|
|
text2=_("This will immediately poweroff the VM without "
|
|
"shutting down the OS and may cause data loss.")):
|
|
return
|
|
|
|
logging.debug("Destroying vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.destroy, [], src,
|
|
_("Error shutting down domain"))
|
|
|
|
def _do_suspend_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(self.config.get_confirm_pause,
|
|
self.config.set_confirm_pause,
|
|
text1=_("Are you sure you want to pause '%s'?" %
|
|
vm.get_name())):
|
|
return
|
|
|
|
logging.debug("Pausing vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.suspend, [], src,
|
|
_("Error pausing domain"))
|
|
|
|
def _do_resume_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
logging.debug("Unpausing vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.resume, [], src,
|
|
_("Error unpausing domain"))
|
|
|
|
def _do_run_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
logging.debug("Starting vm '%s'", vm.get_name())
|
|
|
|
if vm.has_managed_save():
|
|
def errorcb(error, details):
|
|
# This is run from the main thread
|
|
res = src.err.show_err(
|
|
_("Error restoring domain") + ": " + error,
|
|
details=details,
|
|
text2=_(
|
|
"The domain could not be restored. Would you like\n"
|
|
"to remove the saved state and perform a regular\n"
|
|
"start up?"),
|
|
dialog_type=Gtk.MessageType.WARNING,
|
|
buttons=Gtk.ButtonsType.YES_NO,
|
|
modal=True)
|
|
|
|
if not res:
|
|
return
|
|
|
|
try:
|
|
vm.remove_saved_image()
|
|
self._do_run_domain(src, uri, connkey)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error removing domain state: %s")
|
|
% str(e))
|
|
|
|
# VM will be restored, which can take some time, so show progress
|
|
title = _("Restoring Virtual Machine")
|
|
text = _("Restoring virtual machine memory from disk")
|
|
vmmAsyncJob.simple_async(vm.startup, [], src,
|
|
title, text, "", errorcb=errorcb)
|
|
|
|
else:
|
|
# Regular startup
|
|
errorintro = _("Error starting domain")
|
|
vmmAsyncJob.simple_async_noshow(vm.startup, [], src, errorintro)
|
|
|
|
def _do_shutdown_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(self.config.get_confirm_poweroff,
|
|
self.config.set_confirm_poweroff,
|
|
text1=_("Are you sure you want to poweroff '%s'?" %
|
|
vm.get_name())):
|
|
return
|
|
|
|
logging.debug("Shutting down vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.shutdown, [], src,
|
|
_("Error shutting down domain"))
|
|
|
|
def _do_reboot_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(self.config.get_confirm_poweroff,
|
|
self.config.set_confirm_poweroff,
|
|
text1=_("Are you sure you want to reboot '%s'?" %
|
|
vm.get_name())):
|
|
return
|
|
|
|
logging.debug("Rebooting vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.reboot, [], src,
|
|
_("Error rebooting domain"))
|
|
|
|
def _do_reset_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
if not src.err.chkbox_helper(
|
|
self.config.get_confirm_forcepoweroff,
|
|
self.config.set_confirm_forcepoweroff,
|
|
text1=_("Are you sure you want to force reset '%s'?" %
|
|
vm.get_name()),
|
|
text2=_("This will immediately reset the VM without "
|
|
"shutting down the OS and may cause data loss.")):
|
|
return
|
|
|
|
logging.debug("Resetting vm '%s'", vm.get_name())
|
|
vmmAsyncJob.simple_async_noshow(vm.reset, [], src,
|
|
_("Error resetting domain"))
|
|
|
|
def _do_delete_domain(self, src, uri, connkey):
|
|
conn = self._lookup_conn(uri)
|
|
vm = conn.get_vm(connkey)
|
|
|
|
try:
|
|
if not self.delete_dialog:
|
|
self.delete_dialog = vmmDeleteDialog()
|
|
self.delete_dialog.show(vm, src.topwin)
|
|
except Exception as e:
|
|
src.err.show_err(_("Error launching delete dialog: %s") % str(e))
|