#!/bin/sh
# ctdb event script for Samba

PATH=/bin:/usr/bin:$PATH

. /etc/ctdb/functions
loadconfig ctdb

cmd="$1"
shift

[ "$CTDB_MANAGES_SAMBA" = "yes" ] || exit 0

case $cmd in 
     startup)
	# wait for all shared directories to become available
	smb_dirs=`testparm -st 2> /dev/null | egrep '^\s*path = '  | cut -d= -f2`
	ctdb_wait_directories "Samba" $smb_dirs	

	# make sure samba is not already started
	service smb stop > /dev/null 2>&1
	service winbind stop > /dev/null 2>&1

	# start Samba service. Start it reniced, as under very heavy load 
	# the number of smbd processes will mean that it leaves few cycles for
	# anything else
	nice service smb start
	service winbind start

	# wait for the Samba tcp ports to become available
	smb_ports=`testparm -stv 2> /dev/null | egrep '\s*smb ports =' | cut -d= -f2`
	ctdb_wait_tcp_ports "Samba" $smb_ports
	;;
	
     takeip)
	# nothing special for Samba
	;;

     releaseip)
	# nothing special for Samba
	;;

     recovered)
	# nothing special for Samba
	exit 0
	;;

     shutdown)
	# shutdown Samba when ctdb goes down
	service smb stop
	service winbind stop
	;;

     monitor)
	testparm -st 2>&1 | egrep '^WARNING|^ERROR|^Unknown' && {
	    echo "`date` ERROR: testparm shows smb.conf is not clean"
	    exit 1
	}

	smb_dirs=`testparm -st 2> /dev/null | egrep '^\s*path = '  | cut -d= -f2`
	ctdb_check_directories "Samba" $smb_dirs	

	smb_ports=`testparm -stv 2> /dev/null | egrep '\s*smb ports =' | cut -d= -f2`
	ctdb_check_tcp_ports "Samba" $smb_ports
	;;

esac

# ignore unknown commands
exit 0