Update init script and node-red user recipes

Now the init script uses node-red user as a Node-RED process holder.
Node-RED settings.js is modified to use 8080 port to listen

recipes-core/node-red-init/node-red-init-script/node-red

@@ -15,31 +15,35 @@ DAEMON_ARGS="--max-old-space-size=128 -s ${SETTINGS}"
 LOG_DIR="/var/log/node-red"
 LOG="${LOG_DIR}/node-red.log"
 PID=/run/node-red.pid
+USER=node-red
+USER_GROUP=node-red
 
 if [[ ! -e ${LOG_DIR} ]]; then
     mkdir -p ${LOG_DIR} 
 fi
 
+chown -R $USER:$USER_GROUP ${LOG_DIR}
+
 case "$1" in
         start)
             echo -n "Starting $NAME: "
-            start-stop-daemon --start --quiet --background --make-pidfile \
+            start-stop-daemon --start --quiet --background --make-pidfile --chuid $USER:$USER_GROUP \
                 --pidfile $PID --name $NAME --startas /bin/bash -- -c "exec $DAEMON $DAEMON_ARGS > $LOG 2>&1"
             echo "$NAME."
             ;;
         stop)
             echo -n "Stopping $NAME: "
-            start-stop-daemon --stop --quiet --name $NAME --pidfile $PID \
+            start-stop-daemon --stop --quiet --name $NAME --user $USER --pidfile $PID \
                 --retry 30 --signal INT
             rm -f $PID
             echo "$NAME."
             ;;
         restart)
-            echo -n "Restarting $NAME: "
-			$0 stop
-			sleep 1 
-			$0 start
-            echo "$NAME."
+            echo "Restarting $NAME..."
+            $0 stop
+            sleep 1 
+            $0 start
+            echo "Done."
 		    ;;
         *)
             N=/etc/init.d/$NAME

recipes-core/node-red-user/node-red-user/settings.js

@@ -20,7 +20,7 @@
 
 module.exports = {
     // the tcp port that the Node-RED web server is listening on
-    uiPort: 80,
+    uiPort: %PORT%,
 
     // By default, the Node-RED UI accepts connections on all IPv4 interfaces.
     // The following property can be used to listen on a specific interface. For

recipes-core/node-red-user/node-red-user_1.0.bb

@@ -13,7 +13,9 @@ SRC_URI = "file://settings.js"
 S = "${WORKDIR}"
 
 NODERED_WORKDIR = "${localstatedir}/node-red"
+NODERED_PORT = "8080"
 NODERED_USER = "node-red"
+NODERED_GROUP = "node-red"
 
 inherit useradd
 
@@ -25,9 +27,10 @@ do_install_append() {
     install -d -m 0755 ${D}${datadir}/node-red
     install -m 644 settings.js ${D}${datadir}/node-red
     sed -i 's,%WORKDIR%,${NODERED_WORKDIR}/,g' ${D}${datadir}/node-red/settings.js
+    sed -i 's,%PORT%,${NODERED_PORT},g' ${D}${datadir}/node-red/settings.js
     
     install -d 0755 ${D}${NODERED_WORKDIR}
-    chown ${NODERED_USER}:node-red -R ${D}${NODERED_WORKDIR}
+    chown -R ${NODERED_USER}:${NODERED_GROUP} ${D}${NODERED_WORKDIR}
 }
 
 FILES_${PN} += " \