#!/bin/sh
#
# repmgrd     Start repmgrd daemon
#
# chkconfig: - 64 36
# description: repmgrd is replication manager, and failover management tool

## BEGIN INIT INFO
# Provides: repmgrd
# Required-Start: $local_fs $remote_fs $network $syslog $named
# Required-Stop: $local_fs $remote_fs $network $syslog $named
# Should-Start: postgresql
# Short-Description: Start repmgrd daemon
# Description: repmgrd is replication manager, and failover management tool
### END INIT INFO

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

exec=/usr/pgsql-9.4/bin/repmgrd
user=repmgr
prog=repmgrd
pidfile=/var/run/repmgr/repmgrd.pid
lockfile=/var/lock/subsys/$prog
REPMGRDCONF=/etc/repmgr/repmgr.conf
REPMGRDLOG=/var/log/repmgr/repmgrd.log

# Get config.
. /etc/sysconfig/network

# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 6
start(){
        [ -x $exec ] || exit 5
        [ -f "$REPMGRDCONF" ] || exit 6
        echo -n "Starting $prog: "

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

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

        # daemon --user=pgbouncer --pidfile=$pidfile $exec -d -q $BOUNCERCONF
	su -c "$exec -f $REPMGRDCONF -p $pidfile -d ->> $REPMGRDLOG 2>&1" $user # --monitoring-history --verbose
	#daemon --user=repmgr "$exec -f $REPMGRDCONF -p $pidfile -d ->> $REPMGRDLOG 2>&1 "
        retval=$?
	[ $retval -eq 0 ] && success 
        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
                stop
		start
        else
                start
        fi
}
reload(){
        echo -n "Reloading $prog: "
        kill -HUP $(cat $pidfile)
        retval=$?
        echo
        return $retval
}

rh_status() {
   if [ -f $pidfile ] && [  `ps hp $(cat $pidfile)|wc -l` -eq 1 ]
   then
       pid=$(cat $pidfile)
       echo "Process repmgrd exists (PID $pid)"
       return 0
   else
       return 1
   fi
}

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
        ;;
  *)
        echo $"Usage: $0 {start|stop|restart|reload|force-reload|condrestart|try-restart|status}"
        exit 2
esac

exit $?