#!/bin/bash
#
# bacula-sd     This shell script takes care of starting and stopping
#               the bacula-sd daemon, the storage daemon responsible
#               for accessing the backup storage device.
#
# chkconfig: - 80 20
# description: Bacula-sd is the storage-server, which is the program \
#              that accesses the storage device.
# processname: bacula-sd
# config: /etc/bacula/bacula-sd.conf
# pidfile: /var/run/bacula-dir.9103.pid

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

# Source configuration.
if [ -f /etc/sysconfig/bacula-sd ] ; then
        . /etc/sysconfig/bacula-sd
fi

RETVAL=0
prog="bacula-sd"
CONFIG="/etc/bacula/bacula-sd.conf"
OPTS="-c $CONFIG"

checkconf() {
	# Check if we still have our @@PLACEHOLDERS@@ in the config.
	# If yes, refuse to start, the user has never touched the config.
	grep -q '^[^#].*_PASSWORD@@' $CONFIG
	if [ $? -eq 0 ]; then
		echo -n "Error: Not been configured"
		echo_failure
		echo
		exit 1
	fi
}


checkdatabase() {
	# First, get the currently selected database backend from the
	# alternatives system.
	DB=$(LANG=C alternatives --display bacula-sd | grep 'link currently points to' | awk -F. '{ print $2 }')
	case "$DB" in
		sqlite)
			# No check needed to see if the Database is running
			;;
		mysql)
			# Check if mysqld is running
			service mysqld status > /dev/null 2>&1
			if [ $? -ne 0 ]; then
				echo -n "Error: MySQL not running"
				echo_failure
				echo
				exit 1
			fi
			;;
		postgresql)
			# Check if postgresql is running
			service postgresql status > /dev/null 2>&1
			if [ $? -ne 0 ]; then
				echo -n "Error: PostgreSQL not running"
				echo_failure
				echo
				exit 1
			fi
			;;
		*)
			echo -n "Error: Unknown database backend"
			echo_failure
			echo
			exit 1
			;;
	esac
}

start() {
	echo -n "Starting $prog: "
	checkconf
# Disabled, the DB does not necessarily run on the same machine
#	checkdatabase
	daemon $prog $OPTS
	RETVAL=$?
	echo
	[ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
	return $RETVAL
}	

stop() {
	echo -n "Shutting down $prog: "
	killproc $prog
	RETVAL=$?
	echo
	[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog
	return $RETVAL
}

case "$1" in
    start)
		start
		;;
    stop)
		stop
		;;
    status)
		status $prog
		;;
    restart)
    	stop
		start
		RETVAL=$?
		;;
    reload)
		;;
    condrestart)
		if [ -f /var/lock/subsys/$prog ]; then
			stop
			start
			RETVAL=$?
		fi
		;;
    *)
	echo "Usage: $prog {start|stop|status|reload|restart}"
	exit 1
	;;
esac
exit $?