Phantomjs startup script for Centos

phantomjs

#!/bin/sh
#
# chkconfig: - 35 99 99
# description: phantomjs zombo launchery
#

### BEGIN INIT INFO
# Provides: phantomjs
# Required-Start: $local_fs $network
# Required-Stop: $local_fs $network
# Default-Start:
# Default-Stop: 0 1 2 3 4 5 6
# Short-Description: Start and stop Zabbix server
# Description: Zabbix server
### END INIT INFO

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

if [ -x /usr/bin/phantomjs ]; then
    exec=phantomjs
else
    exit 5
fi

if [ -f /etc/sysconfig/phantomjs ]; then
    . /etc/sysconfig/phantomjs
fi

OPTIONS="--webdriver=127.0.0.1:8910"

if [ -f /etc/sysconfig/phantomjs ];then
        . /etc/sysconfig/phantomjs
fi

# Check that networking is up.
. /etc/sysconfig/network

if [ "$NETWORKING" = "no" ]
then
        exit 0
fi

RETVAL=0
pidfile=${PIDFILE-/var/run/phantomjs/phantomjs.pid}
lockfile=${LOCKFILE-/var/lock/subsys/phantomjs}

USER="nginx"
DAEMON="/usr/lib/node_modules/phantomjs/lib/phantom/bin/phantomjs ${OPTIONS}"
LOG_FILE="/var/log/phantomjs/phantomjs.log"

do_start()
{
        echo -n $"Starting PhantomJS : "
        runuser -l "$USER" -c "$DAEMON >> $LOG_FILE &" && echo_success || echo_failure
        RETVAL=$?
            echo
        [ $RETVAL -eq 0 ]
}

do_stop()
{
        echo -n $"Stopping PhantomJS : "
        pid=`ps -aefw | grep "$DAEMON" | grep -v " grep " | awk '{print $2}'`
        kill -9 $pid > /dev/null 2>&1 && echo_success || echo_failure
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ]
}

case "$1" in
        start)
                do_start
                ;;
        stop)
                do_stop
                ;;
        restart)
                do_stop
                do_start
                ;;
        *)
                echo "Usage: $0 {start|stop|restart}"
                RETVAL=1
esac

exit $RETVAL