Git Auto Deploy init script for CentOS 6

gitautodeploy.sh

#!/bin/bash
#
# /etc/init.d/gitautodeploy
#
# Service manager for GitAutoDeploy
#
# chkconfig: 345 70 30
# description: Git Auto Deploy is a simple HTTP server for accepting push notifications from GitLab
# processname: gitautodeploy

# Source function library.
. /etc/init.d/functions

SERVICENAME="gitautodeploy"
SERVICEPATH="/root/GitDeploy"
LOCKFILE="/var/lock/subsys/$SERVICENAME"
PROGRAM="GitAutoDeploy.py"
PROGRAMOPTIONS="--daemon-mode"
USER="root"

start() {
        cd $SERVICEPATH || exit 1
        if [ ! -f $LOCKFILE ]; then
                daemon --user $USER ./$PROGRAM $PROGRAMOPTIONS
                RETVAL=$?
                echo -n "Starting $SERVICENAME: "
                [ $RETVAL -eq 0 ] && touch $LOCKFILE
        else
                echo "Service is already running"
                RETVAL=0
        fi
        echo
        return $RETVAL
}

stop() {
        echo -n "Shutting down $SERVICENAME: "
        if [ -f $LOCKFILE ]; then
                kill -9 $(ps aux | grep -m 1 $PROGRAM | awk {'print $2'}) && success || failure
                RETVAL=$?
                [ $RETVAL -eq 0 ] && rm -f $LOCKFILE
        else
                echo "Service is not running"
                RETVAL=0
        fi
        echo
        return $RETVAL
}

status() {
        if [ -f $LOCKFILE ]; then
                echo "Status: Running"
        else
                echo "Status: Not Running"
        fi
}

case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    status)
        status
        ;;
    restart)
        stop
        start
        ;;
    *)
        echo "Usage: $SERVICENAME {start|stop|status|restart}"
        exit 1
        ;;
esac
exit $?