openharmony-3.0: Add OpenHarmony Weston systemd service

Closes https://gitlab.eclipse.org/eclipse/oniro-core/meta-openharmony/-/issues/75



Signed-off-by: Robert Drab <robert.drab@huawei.com>
Signed-off-by: Thierry Escande <thierry.escande@huawei.com>

recipes-openharmony/openharmony/files/openharmony-preinit

@@ -116,6 +116,27 @@ fi
 #   - "trigger early-boot",
 #   - "trigger boot"
 
+# trigger: post-fs
+# "start udevd_service",
+# "sleep 1",
+# "start multimodalinputservice",
+# "start mmi_uinput_service",
+# "sleep 2",
+# "export XDG_RUNTIME_DIR /data/weston",
+# "export XKB_CONFIG_ROOT /etc/xkb",
+# "export XKB_CONFIG_EXTRA_PATH /etc/xkb",
+# "mkdir /data/weston",
+# "chmod 777 /data/weston",
+# "start weston",
+# "trigger weston_start",
+# "sleep 2",
+# "exec /system/bin/udevadm trigger",
+# "exec /system/bin/udevadm settle --timeout=30"
+if systemctl -q is-enabled weston.service; then
+	/system/bin/weston -c /system/etc/weston.ini -B drm-backend.so --tty=1 --use-pixman &
+	sleep "$STARTUP_CMD_SLEEP"
+fi
+
 # trigger: late-fs
 # "name" : "installs",
 # "path" : ["/system/bin/installs"],

recipes-openharmony/openharmony/files/weston.service

+[Unit]
+Description=OpenHarmony Weston window manager service
+
+[Service]
+Type=oneshot
+ExecStart=/bin/echo "OpenHarmony Weston Service"
+RemainAfterExit=yes
+
+[Install]
+WantedBy=multi-user.target

recipes-openharmony/openharmony/openharmony-standard_3.0.bb

@@ -1299,7 +1299,15 @@ FILES:${PN}-graphic = " \
     ${libdir}/module/libdisplay*${SOLIBS} \
     ${libdir}/module/libwindow*${SOLIBS} \
     ${bindir}/bootanimation \
+    ${systemd_unitdir}/weston.service \
 "
+SYSTEMD_PACKAGES += "${PN}-graphic"
+SYSTEMD_SERVICE:${PN}-graphic = "weston.service"
+SRC_URI += "file://weston.service"
+do_install:append() {
+    install -d ${D}/${systemd_unitdir}/system
+    install -m 644 ${WORKDIR}/weston.service ${D}${systemd_unitdir}/system/
+}
 RDEPENDS:${PN}-graphic += "musl libcxx"
 RDEPENDS:${PN}-graphic += "${PN}-multimodalinput ${PN}-hilog ${PN}-libutils ${PN}-thirdparty-weston ${PN}-thirdparty-wayland ${PN}-thirdparty-libffi ${PN}-thirdparty-libinput"
 RDEPENDS:${PN}-graphic += "${PN}-graphic ${PN}-multimedia-media ${PN}-ipc ${PN}-display-gralloc ${PN}-samgr ${PN}-thirdparty-libdrm ${PN}-thirdparty-libevdev"