只有在需要关机安装时才获取锁

backend/SystemUpdater/UpdateManager.py

@@ -906,13 +906,13 @@ class UpdateInstallMode():
             from gi.repository import Gio, GLib
             connection = Gio.bus_get_sync(Gio.BusType.SYSTEM)
 
-            # #首先设置systemd默认延长时间为1800
-            # bus = dbus.SystemBus()
-            # logind_proxy = bus.get_object('org.freedesktop.login1', '/org/freedesktop/login1')
-            # getter_interface = dbus.Interface(
-            #             logind_proxy,
-            #             dbus_interface='org.freedesktop.login1.Manager')
-            # ret = getter_interface.SetInhibitDelayMaxSec(1800)
+            #首先设置systemd默认延长时间为1800
+            bus = dbus.SystemBus()
+            logind_proxy = bus.get_object('org.freedesktop.login1', '/org/freedesktop/login1')
+            getter_interface = dbus.Interface(
+                        logind_proxy,
+                        dbus_interface='org.freedesktop.login1.Manager')
+            ret = getter_interface.SetInhibitDelayMaxSec(1800)
 
             var, fdlist = connection.call_with_unix_fd_list_sync(
                 'org.freedesktop.login1', '/org/freedesktop/login1',
@@ -958,11 +958,6 @@ class UpdateInstallMode():
             
             self._start_install_shutdown()
 
-        #只要是关机更新模式就监听抑制关机
-        self.inhibit_lock = self._inhibit_sleep()
-        if self.inhibit_lock == None:
-                logging.error("Prepare inhibit lock failed...")
-
         self.logind_proxy.connect_to_signal(
                 "PrepareForShutdown", prepare_for_shutdown_handler)
     
@@ -992,3 +987,10 @@ class UpdateInstallMode():
         else:
             logging.info("No need to shutdown install in the normal model...")
             return 0
+
+    def get_inhibit_lock(self):
+        #只要是关机更新模式就监听抑制关机
+        if self.inhibit_lock == None:
+            self.inhibit_lock = self._inhibit_sleep()
+            if self.inhibit_lock == None:
+                    logging.error("Prepare inhibit lock failed...")

backend/SystemUpdater/backend/__init__.py

@@ -642,6 +642,8 @@ class InstallBackend():
             
             #如果下载成功 就标志需要 安装重启
             if success == True:
+                #安装成功的话再获取关机锁
+                self.window_main.install_mode.get_inhibit_lock()
                 self.window_main.configs.setValue("InstallMode","manual_install",str(True),True)
             else:
                 self.window_main.configs.setValue("InstallMode","manual_install",str(False),True)

backend/data/kylin-system-updater.service

@@ -7,7 +7,7 @@ Type=dbus
 Restart=always
 RestartSec=3
 BusName=com.kylin.systemupgrade
-ExecStart=/usr/share/kylin-system-updater/kylin-system-updater -n
+ExecStart=/usr/share/kylin-system-updater/kylin-system-updater
 
 [Install]
 WantedBy=multi-user.target