#!/bin/sh
#
# pgbouncer	Start PgBouncer connection pooler daemon
#
# chkconfig: - 64 36
# description: PgBouncer is a connection pooler for PostgreSQL. \
#              This service starts the PgBouncer daemon.

## BEGIN INIT INFO
# Provides: pgbouncer
# Required-Start: $local_fs $remote_fs $network $syslog $named
# Required-Stop: $local_fs $remote_fs $network $syslog $named
# Should-Start: postgresql
# Short-Description: Start PgBouncer connection pooler daemon
# Description: PgBouncer is a connection pooler for PostgreSQL.
#              This service starts the PgBouncer daemon.
### END INIT INFO

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

exec=/usr/bin/pgbouncer
prog=pgbouncer
pidfile=/var/run/pgbouncer/pgbouncer.pid
lockfile=/var/lock/subsys/$prog

# Get config.
. /etc/sysconfig/network

# Override defaults from /etc/sysconfig/pgbouncer if file is present
[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog

# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 6

start(){
	[ -x $exec ] || exit 5
	[ -f "$BOUNCERCONF" ] || exit 6
	echo -n "Starting $prog: "

	# Make sure startup-time log file is valid
	if [ ! -e "$BOUNCERLOG" -a ! -h "$BOUNCERLOG" ]
	then
		touch "$BOUNCERLOG" || exit 1
		chown pgbouncer:pgbouncer "$BOUNCERLOG"
		chmod go-rwx "$BOUNCERLOG"
		[ -x /usr/bin/chcon ] && /usr/bin/chcon -u system_u -r object_r -t postgresql_log_t "$BOUNCERLOG" 2>/dev/null
	fi

        mkdir -p $(dirname $pidfile)
	chown pgbouncer:pgbouncer $(dirname $pidfile)

	cd /
	daemon --user=pgbouncer --pidfile=$pidfile $exec -d -q $BOUNCERCONF
	retval=$?
        echo
	[ $retval -eq 0 ] && touch $lockfile
	return $retval
}

stop(){
	echo -n "Stopping $prog: "
	killproc -p $pidfile $prog -TERM
	retval=$?
	echo
	[ $retval -eq 0 ] && rm -f $lockfile
	return $retval
}

restart(){
	if rh_status_q; then
		echo -n "Restarting $prog: "
		cd /
		daemon --force --user=pgbouncer --pidfile=$pidfile $exec -R -d -q $BOUNCERCONF
		retval=$?
		echo
		return $retval
	else
		start
	fi
}

reload(){
	echo -n "Reloading $prog: "
	killproc $exec -HUP
	retval=$?
	echo
	return $retval
}

pause(){
	echo -n "Pausing $prog: "
	killproc $exec -USR1
	retval=$?
	echo
	return $retval
}

resume(){
	echo -n "Resuming $prog: "
	killproc $exec -USR2
	retval=$?
	echo
	return $retval
}

rh_status() {
	status -p $pidfile $prog
}

rh_status_q() {
	rh_status >/dev/null 2>&1
}


case "$1" in
  start)
	rh_status_q && exit 0
	start
	;;
  stop)
	rh_status_q || exit 0
	stop
	;;
  restart)
	restart
	;;
  reload|force-reload)
	rh_status_q || exit 7
	reload
	;;
  condrestart|try-restart)
	rh_status_q || exit 0
	restart
	;;
  status)
	rh_status
	;;
  pause)
	pause
	;;
  continue)
	resume
	;;
  *)
	echo $"Usage: $0 {start|stop|restart|reload|force-reload|condrestart|try-restart|status|pause|continue}"
	exit 2
esac

exit $?