Add systemd user service

Signed-off-by: Andrea Pappacoda <[email protected]>

CMakeLists.txt

@@ -257,4 +257,13 @@ elseif(BUILD_CLIENT)
     configure_file(sync-exclude.lst bin/sync-exclude.lst COPYONLY)
 endif()
 
+if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    option(INSTALL_SYSTEMD "Install systemd user service" ON)
+    if(INSTALL_SYSTEMD)
+        set(bindir ${CMAKE_INSTALL_FULL_BINDIR})
+        configure_file(systemd/nextcloud-desktop.service.in ${CMAKE_CURRENT_BINARY_DIR}/nextcloud-desktop.service)
+        install(FILES ${CMAKE_CURRENT_BINARY_DIR}/nextcloud-desktop.service DESTINATION lib/systemd/user)
+    endif()
+endif()
+
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES INCLUDE_QUIET_PACKAGES)

systemd/nextcloud-desktop.service.in

@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2021 Andrea Pappacoda <[email protected]>
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+[Unit]
+Description=Nextcloud desktop user service
+Wants=network-online.target
+
+[Service]
+ExecStart=@bindir@/nextcloud --background
+Restart=on-failure
+RestartSec=5s
+NoNewPrivileges=true
+RestrictRealtime=true
+
+[Install]
+WantedBy=default.target