#!/bin/bash
#
# Startup script for ninac
#
# chkconfig: - 85 15
# description: ninac
# processname: ninac
# pidfile: /var/run/ninac.pid
# config: /etc/loader-files.conf

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

NINACSH=/usr/bin/ninacsh
NINAC_RULES=/var/lib/ninac/regles.so
NINAC_TASKS=/var/lib/ninac/tasks
NINAC_JOURNAL=/var/log/ninac/journal.log
NINAC_ARGS="-g -r -f $NINAC_RULES -j $NINAC_JOURNAL"
INITLOG_ARGS=""

if [ -f /etc/sysconfig/ninac ]; then
	. /etc/sysconfig/ninac
fi

ninac=${NINAC:-/usr/sbin/ninac}
prog=ninac
RETVAL=0


start() {
	local mode=$1
	mode=${mode#*-}

	echo -n $"Starting $prog: "
	cd /
	daemon $ninac $NINAC_ARGS
	RETVAL=$?
	echo
	if [ $RETVAL = 0 ] ;then
		touch /var/lock/subsys/$prog
		{
			[ "$mode" = 'no-journal' ] || load_journal	
			load_config
		} | $NINACSH -l 
	fi	

	return $RETVAL
}


stop() {
	echo -n $"Stopping $prog: "
	killproc $ninac -TERM
	RETVAL=$?
	echo
	[ $RETVAL = 0 ] && rm -f /var/lock/subsys/$prog /var/run/$prog.pid
}


load_journal() {
	if [ -f "$NINAC_JOURNAL" ] ; then
		echo "Loading journal $NINAC_JOURNAL" >&2
		mv $NINAC_JOURNAL -f $NINAC_JOURNAL.old
		# Le checkpoint force la fermeture du journal
		# et la re-ouverture.
		echo checkpoint
		if ! ninac_load_journal $NINAC_JOURNAL.old ; then
			# We save the journal in order to be able to recuperate it manually
			save="$NINAC_JOURNAL.load_error.$(date +%s)"
			echo "Error loading journal: saving journal as $save" >&2
			cp -a $NINAC_JOURNAL.old $save
		fi
	fi
}


# These scripts must spew the ninac config to stdout.
load_config(){
	for script in /etc/sysconfig/ninac.d/* ; do
		if [ -f "$script" -a -x "$script" ] ; then
			echo "Running post-start script $script" >&2
			$script
		fi
	done
}


# See how we were called.
case "$1" in
  start|start-no-journal)
	start $1
	;;
  stop)
	# Should we use ninaccmd quit?
	stop
	;;
  status)
	status $ninac
	RETVAL=$?
	;;
  restart|restart-no-journal)
	stop
	start $1
	;;
  reload)
	# Here we basically clear all tasks, and reload the config. Since we don't clear the vars,
	# we don't need to reload the journal.
	{
		echo cleartasks
		load_config
	} | $NINACSH -l
	;;
  *)
	echo $"Usage: $prog {start|start-no-journal|stop|restart|restart-no-journal|reload|status}"
	exit 1
esac

exit $RETVAL