#! /bin/sh

# $Id$
# $URL$

### BEGIN INIT INFO
# Provides:          bzv
# Required-Start:    $syslog $named $network $time
# Required-Stop:     $syslog $named $network $time
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start bzv daemon
# Description:       Beter Zoeken & Vinden server
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
NAME=bzv
DESC='BZV daemon'
DAEMON=/usr/bin/meresco-server.py
CONFIG=/etc/bzv
PYTHON=/usr/bin/python2.5
USER=bzv

test -x $DAEMON || exit 0
test -e $CONFIG || exit 0

mkdir -p /var/run/bzv

export LANG=en_US.UTF-8

# Include bzv defaults if available
if [ -f /etc/default/bzv ]
then
	. /etc/default/bzv
fi

command=$1
shift
instances=$*

instances() {
	case $instances in '')
		for c in $CONFIG/*.cfg
		do
			base=${c##*/}
			test -f "$c" && echo ${base%.cfg}
		done
	;; *)
		echo "$instances"
	esac
}

servertype() {
	t=
	while read -r line
	do
		read -r key val <<EOF
		${line%%=*} ${line#*=}
EOF

		case $key in [Tt][Yy][Pp][Ee])
			t=$val
		esac
	done <$CONFIG/$1.cfg
	echo "$t"
}

start() {
	DAEMON=/usr/bin/meresco-$(servertype $1)server.py
	start-stop-daemon --start --quiet --pidfile /var/run/bzv/$1.pid --user ${USER%:*} --chuid $USER --background --make-pidfile --exec $PYTHON -- $DAEMON $DAEMON_OPTS $CONFIG/$1.cfg
}

stop() {
	start-stop-daemon --stop --quiet --pidfile /var/run/bzv/$1.pid --user ${USER%:*} --exec $PYTHON
}

isrunning() {
	start-stop-daemon --stop --test --quiet --pidfile /var/run/bzv/$1.pid --user ${USER%:*} --exec $PYTHON >/dev/null
}

case $command in
  start)
	echo -n "Starting $DESC:"
	done=' (none)'
	for i in $(instances)
	do
		done=.
		start $i
		echo -n " $i"
	done
	echo $done
	;;
  stop)
	echo -n "Stopping $DESC:"
	done=' (none)'
	for i in $(instances)
	do
		done=.
		stop $i
		echo -n " $i"
	done
	echo $done
	;;
  force-reload)
	# If the "reload" option is implemented, move the "force-reload"
	# option to the "reload" entry above. If not, "force-reload" is
	# just the same as "restart" except that it does nothing if the
	# daemon isn't already running.
	# check wether $DAEMON is running. If so, restart
	
	echo -n "Force-reloading $DESC:"
	done=' (none)'
	for i in $(instances)
	do
		if isrunning $i
		then
			done=.
			stop $i
			echo -n " $i"
			sleep 1
			start $i
		fi
	done
	echo $done
	;;
  restart)
    echo -n "Restarting $DESC:"
	done=' (none)'
	for i in $(instances)
	do
		done=.
		echo -n " $i"
		if isrunning $i
		then
			stop $i
			sleep 1
		fi
		start $i
	done
	echo $done
	;;
  status)
	for i in $(instances)
	do
		if ! isrunning $i
		then
			exit 1
		fi
	done
	exit 0
	;;
  *)
	echo "Usage: $0 {start|stop|restart|force-reload|status}" >&2
	exit 1
	;;
esac

exit 0