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: / proc / self / root / etc / rc3.d /
Filename : S20datacycle
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#!/bin/bash
# description: start or stop the datacycle daemon
# chkconfig: 2345 20 10

# do not use systemctl on C7
SYSTEMCTL_SKIP_REDIRECT=1

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

PIDFILE='/var/run/datacycle.start'

if [[ -f $PIDFILE ]]; then
	PID=$(cat $PIDFILE)
	if [[ -d /proc/$PID ]]; then
		RUNNING=1
	else 
		RUNNING=0
	fi
else
	RUNNING=0
fi

case "$1" in
'start')
	if [[ $RUNNING -eq 1 ]]; then
		echo "datacycle already running"
		exit 1
	fi
	echo "Starting datacycle.pl"
	if [[ ! -d /proc/sys/fs/datacycle ]]; then
		echo "cannot find /proc/sys/fs/datacycle, is this kernel patched?"
		exit 1
	fi
	nohup /opt/eig_linux/datacycle.pl >/dev/null 2>&1 &
	RETVAL=$?
	;;
'stop')
	if [[ $RUNNING -eq 0 ]]; then
		echo "datacycle is not running"
		exit 1
	fi
	echo "Stopping datacycle.pl"
	kill -SIGABRT $PID
	RETVAL=$?
	;;
'restart')
	if [[ $RUNNING -eq 0 ]]; then
		echo "datacycle is not running"
	else
		echo "Stopping datacycle.pl"
		kill -SIGINT $PID
		sleep 2
	fi
	echo "Starting datacycle.pl"
	nohup /opt/eig_linux/datacycle.pl >/dev/null 2>&1 &
	RETVAL=$?
	;;
'status')
        status datacycle.pl
        ;;
*)
       echo "Usage: $0 { start | stop | restart | status }"
       RETVAL=1
       ;;
esac
exit $RETVAL