chore: use systemd start

start dde components

Log:

data/CMakeLists.txt

@@ -37,3 +37,4 @@ if(BUILD_MAN_PAGES)
 endif()
 add_subdirectory(themes)
 add_subdirectory(translations)
+add_subdirectory(systemd)

data/systemd/CMakeLists.txt

@@ -0,0 +1,28 @@
+macro(install_symlink filepath wantsdir)
+    file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/link/${wantsdir}/)
+    execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink ${CMAKE_INSTALL_PREFIX}/lib/systemd/user/${filepath} ${PROJECT_BINARY_DIR}/link/${wantsdir}/${filepath})
+    install(FILES ${PROJECT_BINARY_DIR}/link/${wantsdir}/${filepath} DESTINATION lib/systemd/user/${wantsdir}/)
+endmacro(install_symlink)
+
+set(SERVICES
+    dde-fake-session-initialized.target
+    dde-fake-session.target
+)
+install(FILES ${SERVICES} DESTINATION lib/systemd/user/)
+
+install(DIRECTORY DESTINATION lib/systemd/user/dde-fake-session-initialized.target.wants/)
+set(DDE_SESSION_INITIALIZED_WANTS
+    dde-fake-session-initialized.target.wants/fake-dde-desktop.service
+    dde-fake-session-initialized.target.wants/fake-dde.service
+    dde-fake-session-initialized.target.wants/fake-dde-polkit-agent.service
+    dde-fake-session-initialized.target.wants/fake-dde-am.service
+    dde-fake-session-initialized.target.wants/fake-dde-im.service
+)
+
+install(FILES ${DDE_SESSION_PRE_WANTS} DESTINATION lib/systemd/user/)
+install(FILES ${DDE_SESSION_INITIALIZED_WANTS} DESTINATION lib/systemd/user/)
+install_symlink(fake-dde-desktop.service dde-fake-session-initialized.target.wants)
+install_symlink(fake-dde.service dde-fake-session-initialized.target.wants)
+install_symlink(fake-dde-polkit-agent.service dde-fake-session-initialized.target.wants)
+install_symlink(fake-dde-am.service dde-fake-session-initialized.target.wants)
+install_symlink(fake-dde-im.service dde-fake-session-initialized.target.wants)

data/systemd/dde-fake-session-initialized.target

@@ -0,0 +1,10 @@
+[Unit]
+Description=dde-fake-session-initialized target, task to initialize the desktop environment.
+OnFailureJobMode=replace-irreversibly
+DefaultDependencies=no
+RefuseManualStart=yes
+RefuseManualStop=yes
+
+Requisite=dde-fake-session.target
+PartOf=dde-fake-session.target
+Before=dde-fake-session.target

data/systemd/dde-fake-session-initialized.target.wants/fake-dde-am.service

@@ -0,0 +1,20 @@
+[Unit]
+Description=Deepin Application Manager
+RefuseManualStart=no
+RefuseManualStop=no
+StartLimitBurst=3
+CollectMode=inactive-or-failed
+
+Requisite=dde-fake-session-initialized.target
+PartOf=dde-fake-session-initialized.target
+Before=dde-fake-session-initialized.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/dde-application-manager
+Environment=QT_LOGGING_RULES="*.debug=false"
+# turn off PrivateUser to prevent AM can't access some directory. eg. "/persistent/linglong"
+PrivateUsers=false
+Slice=session.slice
+Restart=always
+RestartSec=500ms

data/systemd/dde-fake-session-initialized.target.wants/fake-dde-desktop.service

@@ -0,0 +1,21 @@
+[Unit]
+Description=dde-desktop service
+RefuseManualStart=no
+RefuseManualStop=no
+StartLimitBurst=3
+CollectMode=inactive-or-failed
+
+Requisite=dde-fake-session-initialized.target
+PartOf=dde-fake-session-initialized.target
+Before=dde-fake-session-initialized.target
+
+Requires=dbus.socket
+After=dbus.socket
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/dde-desktop
+TimeoutStartSec=infinity
+Slice=session.slice
+Restart=on-failure
+RestartSec=1s

data/systemd/dde-fake-session-initialized.target.wants/fake-dde-im.service

@@ -0,0 +1,15 @@
+[Unit]
+Description=deepin input method daemon service
+RefuseManualStart=no
+RefuseManualStop=no
+# Limit startup frequency more than the default
+StartLimitIntervalSec=15s
+StartLimitBurst=3
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/dim
+SuccessExitStatus=1
+Slice=session.slice
+Restart=on-failure
+RestartSec=1s

data/systemd/dde-fake-session-initialized.target.wants/fake-dde-polkit-agent.service

@@ -0,0 +1,18 @@
+[Unit]
+Description=dde-polkit-agent service
+RefuseManualStart=no
+RefuseManualStop=no
+StartLimitBurst=3
+CollectMode=inactive-or-failed
+
+Requisite=dde-fake-session-initialized.target
+PartOf=dde-fake-session-initialized.target
+Before=dde-fake-session-initialized.target
+
+[Service]
+Type=simple
+ExecStart=/usr/lib/polkit-1-dde/dde-polkit-agent
+TimeoutStartSec=infinity
+Slice=session.slice
+Restart=on-failure
+RestartSec=500ms

data/systemd/dde-fake-session-initialized.target.wants/fake-dde.service

@@ -0,0 +1,24 @@
+[Unit]
+Description=dde service
+RefuseManualStart=no
+RefuseManualStop=no
+StartLimitBurst=3
+CollectMode=inactive-or-failed
+
+Requisite=dde-fake-session-initialized.target
+PartOf=dde-fake-session-initialized.target
+Before=dde-fake-session-initialized.target
+
+Requires=dbus.socket
+After=dbus.socket
+
+Wants=fake-dde-am.service
+After=fake-dde-am.service
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/dde-shell -C DDE
+TimeoutStartSec=infinity
+Slice=session.slice
+Restart=on-failure
+RestartSec=1s

data/systemd/dde-fake-session.target

@@ -0,0 +1,9 @@
+[Unit]
+Description=dde-fake-session target
+DefaultDependencies=no
+
+BindsTo=graphical-session.target
+Before=graphical-session.target
+
+Requires=dde-fake-session-initialized.target
+After=dde-fake-session-initialized.target

src/treeland/treeland-fake-session/fake-session.cpp

@@ -271,30 +271,24 @@ FakeSession::FakeSession(int argc, char* argv[])
     });
 
     emit m_shortcutManager->activeChanged();
-
-    QProcess::startDetached("dde-shell", {"-p", "org.deepin.ds.dock"});
-
-    QDBusInterface systemd("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager");
-    systemd.call("UnsetEnvironment", QStringList{"DISPLAY", "WAYLAND_DISPLAY", "XDG_SESSION_TYPE"});
-    systemd.call("SetEnvironment", QStringList{
-                                       QString("DISPLAY=%1").arg(qgetenv("DISPLAY")),
-                                       QString("WAYLAND_DISPLAY=%1").arg(qgetenv("WAYLAND_DISPLAY")),
-                                       QString("XDG_SESSION_TYPE=%1").arg(qgetenv("XDG_SESSION_TYPE")),
-                                       QString("XDG_CURRENT_DESKTOP=%1").arg(qgetenv("XDG_CURRENT_DESKTOP")),
-                                   }
-    );
-
-    if (!QProcess::startDetached("dim")) {
-        qDebug() << "Failed to start deepin input method";
-    }
-
-    if (!QProcess::startDetached("dde-application-manager")) {
-        qDebug() << "Filed to start deepin application manager";
-    }
 }
 
 int main (int argc, char *argv[]) {
     FakeSession helper(argc, argv);
 
+    QTimer::singleShot(0, &helper, [&helper] {
+        QDBusInterface systemd("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager");
+        systemd.call("UnsetEnvironment", QStringList{"DISPLAY", "WAYLAND_DISPLAY", "XDG_SESSION_TYPE"});
+        systemd.call("SetEnvironment", QStringList{
+                                        QString("DISPLAY=%1").arg(qgetenv("DISPLAY")),
+                                        QString("WAYLAND_DISPLAY=%1").arg(qgetenv("WAYLAND_DISPLAY")),
+                                        QString("XDG_SESSION_TYPE=%1").arg(qgetenv("XDG_SESSION_TYPE")),
+                                        QString("XDG_CURRENT_DESKTOP=%1").arg(qgetenv("XDG_CURRENT_DESKTOP")),
+                                    }
+        );
+
+        systemd.call("StartUnit", "dde-fake-session.target", "replace");
+    });
+
     return helper.exec();
 }