Use initctl commands rather than service to control the ONOS service.

This supports a wider variety of OSes other than just Ubuntu.

Change-Id: Ib8505aa504f568ffdc556b20fb1d07a082d90229

@@ -31,14 +31,24 @@ if [ "${1}" = "-h" -o "${1}" = "--help" ]; then
     exit 0
 fi
 
-# Select the target
-if [ "${1}" = "--cell" ]; then
-    nodes=$(env | sort | egrep "OC[0-9]+" | cut -d= -f2)
-else
-    nodes=${1:-$OCI}
-fi
+case $2 in 
+    start|stop|restart|status)
+
+        # Select the target
+        if [ "${1}" = "--cell" ]; then
+            nodes=$(env | sort | egrep "OC[0-9]+" | cut -d= -f2)
+        else
+            nodes=${1:-$OCI}
+        fi
 
-# Execute the remote commands
-for node in $nodes; do
-    ssh $ONOS_USER@${node} "sudo service onos ${2:-status}"
-done
+        # Execute the remote commands
+        for node in $nodes; do
+            ssh $ONOS_USER@${node} "sudo ${2:-status} onos"
+        done
+    ;;
+    *)
+        echo "error: $2 is not a valid command"
+        echo ""
+        print_usage
+    ;;
+esac