#!/bin/sh
# /etc/init.d/pgpool
# chkconfig:    2345 90 14
# description:  Starts and stops the pgpool daemon.
# processname: pgpool
# Do not load RH compatibility interface.
WITHOUT_RC_COMPAT=1
# Source function library.
. /etc/init.d/functions

PGUSER=postgres
BINARY="/usr/bin/pgpool"
#OPTIONS="-f /etc/pgpool.conf"
STOP_OPTIONS="-m fast stop"
#PIDFILE=/var/run/pgpool/pgpool.pid
#LOCKFILE=/var/lock/subsys/pgpool
RETVAL=0

CFGS=$(/bin/ls -1 /etc/pgpool.d/*)
CFGS="${CFGS//\/etc\/pgpool.d\//}"

#echo $CFGS

buildenv()
{
			CONFIG="/etc/pgpool.d/$1"
			PIDFILE="${CONFIG%.conf}.pid"
			PIDFILE="/var/run/pgpool/${PIDFILE#/etc/pgpool.d/}"
			LOCKFILE="${CONFIG/.conf/}"
			LOCKFILE="/var/lock/subsys/${LOCKFILE#/etc/pgpool.d/}"
}


noargs_start()
{
	for CONFIG in $CFGS ; do
		buildenv $CONFIG


			if [ -f "$PIDFILE" ]; then
        			failure "$PIDFILE exists. Probably another instance of pgpool is running ?..."
		    else
        		if 
				#echo $CONFIG
       start_daemon --user "$PGUSER"  --expect-user root --displayname pgpool -- "$BINARY" "-f $CONFIG 2>&1|logger -t pgpool -p local0.info "


#			action "Starting pgpool:" "su -s /bin/sh -c '/usr/bin/pgpool -n -f $CONFIG  2>&1|logger -t pgpool -p local0.info &' postgres"
			   
        			then
	            	echo_success
        		else
            	echo_failure
        		fi
    		fi

	done
	RETVAL=$?
    return $RETVAL

}

noargs_stop()
{
		for CONFIG in $CFGS ; do
				buildenv $CONFIG
			if [ -f "$PIDFILE" ]; then
					stop_daemon --pidfile "$PIDFILE" --expect-user "$PGUSER" --displayname pgpool -- "$BINARY" "$STOP_OPTIONS"
			fi
		done
}


noargs_reload()
{
        for CONFIG in $CFGS ; do
                buildenv $CONFIG
            if [ -f "$PIDFILE" ]; then
                    		if /bin/su -s /bin/sh -c "/bin/kill -HUP $(/bin/cat $PIDFILE)" postgres 2> /dev/null > /dev/null; then
                    	        echo_success
                        	        else
                            	echo_failure
                        	fi
            fi
        done
}





start()
{
	if [ $# -eq 0 ]; then
							
							noargs_start		
		else
			buildenv $1
			if [ -f "$PIDFILE" ]; then
				failure "$PIDFILE exists. Probably another instance of pgool is running ?..."
			else
				if 
					start_daemon --user "$PGUSER"  --expect-user root --displayname pgpool -- "$BINARY" " -f $CONFIG 2>&1|logger -t pgpool -p local0.info"; 
				then
					echo_success
				else
					echo_failure
				fi
			fi
	fi

	RETVAL=$?
	return $RETVAL					 
}


stop()
{
	if [ $# -eq 0 ]; then
					
					noargs_stop
						else
	buildenv $1
	stop_daemon --pidfile "$PIDFILE" --expect-user "$PGUSER" --displayname pgpool -- "$BINARY" "$STOP_OPTIONS"
	fi
	RETVAL=$?
	return $RETVAL
}

restart()
{
   stop $1
   start $1
}

reload()
{
	if [ $# -eq 0 ]; then
        
        noargs_reload
		
					else
					buildenv $1
						if /bin/su -s /bin/sh -c "/bin/kill -HUP $(/bin/cat $PIDFILE)" postgres 2> /dev/null > /dev/null; then
							echo_success
								else
							echo_failure
						fi
	fi
	echo
}

case "$1" in
   start)
	shift
   	start "$@"
   ;;
   stop)
   	shift
   	stop "$@"
   ;;
   restart)
   	shift
   	restart "$@"
    ;;
   reload)
    shift
   	reload "$@"
   ;;
   condrestart)
   if [ -e "$LOCKFILE" ]; then
		   restart
   fi
   ;;
   condreload)
   if [ -e "$LOCKFILE" ]; then
		   reload
   fi
   ;;
   *)
    msg_usage "${0##*/} {start|stop|restart|reload|condrestart|condreload}"
    RETVAL=1
esac

exit $RETVAL