Add "Clone VM" action (#613)
This commit is contained in:
Marek Marczykowski
parent
7472c3a98b
commit
e8a0461bac
@ -229,7 +229,7 @@
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<x>0</x>
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<y>0</y>
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<width>769</width>
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<height>25</height>
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<height>22</height>
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</rect>
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</property>
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<widget class="QMenu" name="menu_system">
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@ -285,6 +285,7 @@
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</widget>
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<addaction name="action_createvm"/>
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<addaction name="action_removevm"/>
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<addaction name="action_clonevm"/>
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<addaction name="separator"/>
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<addaction name="action_resumevm"/>
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<addaction name="action_pausevm"/>
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@ -738,6 +739,18 @@
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<string>Run command in the specified VM</string>
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</property>
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</action>
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<action name="action_clonevm">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="icon">
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<iconset resource="resources.qrc">
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<normaloff>:/templatevm.png</normaloff>:/templatevm.png</iconset>
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</property>
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<property name="text">
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<string>Clone VM</string>
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</property>
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</action>
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</widget>
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<resources>
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<include location="resources.qrc"/>
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@ -39,6 +39,7 @@ from qubes.qubes import dry_run
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from qubes.qubes import qubes_guid_path
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from qubes.qubes import QubesDaemonPidfile
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from qubes.qubes import QubesHost
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from qubes import qubes
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from qubes import qubesutils
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import qubesmanager.resources_rc
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@ -754,6 +755,7 @@ class VmManagerWindow(Ui_VmManagerWindow, QMainWindow):
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self.context_menu = QMenu(self)
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self.context_menu.addAction(self.action_removevm)
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self.context_menu.addAction(self.action_resumevm)
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self.context_menu.addAction(self.action_clonevm)
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self.context_menu.addAction(self.action_pausevm)
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self.context_menu.addAction(self.action_shutdownvm)
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self.context_menu.addAction(self.action_killvm)
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@ -1073,6 +1075,7 @@ class VmManagerWindow(Ui_VmManagerWindow, QMainWindow):
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# Update available actions:
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self.action_settings.setEnabled(vm.qid != 0)
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self.action_removevm.setEnabled(not vm.installed_by_rpm and not (vm.last_running))
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self.action_clonevm.setEnabled(not vm.installed_by_rpm and not (vm.last_running) and not vm.is_netvm())
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self.action_resumevm.setEnabled(not vm.last_running)
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self.action_pausevm.setEnabled(vm.last_running and vm.qid != 0)
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self.action_shutdownvm.setEnabled(vm.last_running and vm.qid != 0)
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@ -1085,6 +1088,7 @@ class VmManagerWindow(Ui_VmManagerWindow, QMainWindow):
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else:
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self.action_settings.setEnabled(False)
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self.action_removevm.setEnabled(False)
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self.action_clonevm.setEnabled(False)
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self.action_resumevm.setEnabled(False)
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self.action_pausevm.setEnabled(False)
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self.action_shutdownvm.setEnabled(False)
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@ -1213,6 +1217,68 @@ class VmManagerWindow(Ui_VmManagerWindow, QMainWindow):
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thread_monitor.set_finished()
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@pyqtSlot(name='on_action_clonevm_triggered')
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def action_clonevm_triggered(self):
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vm = self.get_selected_vm()
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name_number = 1
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name_format = vm.name + '-clone-%d'
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while self.qvm_collection.get_vm_by_name(name_format % name_number):
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name_number += 1
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cmd = ['kdialog', '--title', 'Qubes clone VM', '--inputbox', 'Enter name for VM <b>'+vm.name+'</b> clone:', name_format % name_number]
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kdialog = subprocess.Popen(cmd, stdout = subprocess.PIPE)
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clone_name = kdialog.stdout.read().strip()
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if clone_name == "":
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return
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thread_monitor = ThreadMonitor()
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thread = threading.Thread (target=self.do_clone_vm, args=(vm, clone_name, thread_monitor))
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thread.daemon = True
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thread.start()
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progress = QProgressDialog ("Cloning VM <b>{0}</b> to <b>{1}</b>...".format(vm.name, clone_name), "", 0, 0)
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progress.setCancelButton(None)
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progress.setModal(True)
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progress.show()
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while not thread_monitor.is_finished():
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app.processEvents()
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time.sleep (0.2)
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progress.hide()
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if not thread_monitor.success:
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QMessageBox.warning (None, "Error while cloning VM", "Exception while cloning:<br>{0}".format(thread_monitor.error_msg))
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def do_clone_vm(self, vm, dst_name, thread_monitor):
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try:
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self.qvm_collection.lock_db_for_writing()
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self.qvm_collection.load()
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src_vm = self.qvm_collection[vm.qid]
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dst_vm = None
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if isinstance(src_vm, qubes.QubesTemplateVm):
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dst_vm = self.qvm_collection.add_new_templatevm(name=dst_name,
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installed_by_rpm=False)
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elif isinstance(src_vm, qubes.QubesAppVm):
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dst_vm = self.qvm_collection.add_new_appvm(name=dst_name, template=src_vm.template,
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label=src_vm.label)
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elif hasattr(qubes, 'QubesHVm') and isinstance(src_vm, qubes.QubesHVm):
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dst_vm = self.qvm_collection.add_new_hvm(name=dst_name, label=src_vm.label)
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dst_vm.clone_attrs(src_vm)
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dst_vm.clone_disk_files (src_vm=src_vm, verbose=False)
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self.qvm_collection.save()
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self.qvm_collection.unlock_db()
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except Exception as ex:
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if dst_vm:
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self.qvm_collection.pop(dst_vm.qid)
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self.qvm_collection.unlock_db()
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thread_monitor.set_error_msg(str(ex))
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thread_monitor.set_finished()
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@pyqtSlot(name='on_action_resumevm_triggered')
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def action_resumevm_triggered(self):
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vm = self.get_selected_vm()
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