start-stop-example

start-stop-example.sh

#!/bin/sh
set -e
. /lib/lsb/init-functions

# Must be a valid filename
NAME=tesco
PIDFILE=/run/$NAME.pid
#This is the command to be run, give the full pathname
DAEMON=/var/lib/jenkins/.nvm/versions/node/v4.2.4/bin/node
DAEMON_OPTS="server.js"
USER=jenkins
WORK_DIR=/opt/node_app

export PATH="${PATH:+$PATH:}/usr/sbin:/sbin"

case "$1" in
  start)
        echo -n "Starting daemon: "$NAME
        start-stop-daemon --start --quiet -b -m --pidfile $PIDFILE --chdir $WORK_DIR --chuid $USER --exec $DAEMON -- $DAEMON_OPTS
        echo "."
        ;;
  stop)
        echo -n "Stopping daemon: "$NAME
        start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
        echo "."
        ;;
  restart)
        echo -n "Restarting daemon: "$NAME
        start-stop-daemon --stop --quiet --oknodo --retry 30 --pidfile $PIDFILE
        start-stop-daemon --start --quiet -b -m --pidfile $PIDFILE --chdir $WORK_DIR --chuid $USER --exec $DAEMON -- $DAEMON_OPTS
        echo "."
        ;;
  status)
        status_of_proc -p $PIDFILE $DAEMON $NAME && exit 0 || exit $?
        ;;

  *)
        echo "Usage: "$1" {start|stop|restart}"
        exit 1
esac