#!/bin/sh
### BEGIN INIT INFO
# Provides:          dvswitch-avahi
# Required-Start:    $remote_fs
# Required-Stop:     $remote_fs
# Should-Start:      avahi
# Should-Stop:       avahi
# Default-Start:     2 3 4 5
# Default-Stop:      1
# Short-Description: Start dvswitch related scripts at boot time.
# Description:       To enable this, set the appropriate boot argument
#                    on the kernel command line.
### END INIT INFO

ENABLED=false

. /lib/init/vars.sh # for $VERBOSE

if grep -qw dvswitch /proc/cmdline ; then
    ENABLED=true
fi

if [ -f /etc/default/dvswitch ] ; then
    . /etc/default/dvswitch
fi

xsession() {
    xterm -e bash -c "/usr/bin/dvswitch-avahi ; bash" &
    sleep 5
    twm
}

case "$1" in
  start)
    if [ true = "$ENABLED" ]; then
        startx $0 xsession -- :0 &
	# Wait for 5 seconds for the avahi announcement, to make sure dvsources started after this script
	# will find the server
        for f in 1 2 3 4 5 ; do
            found=$(avahi-browse -tr -v _dvswitch._tcp 2>&1 | awk '/address = / { print $3 }')
	    if [ "$found" ] ; then
                sleep 5 # Give dvswitch process a chance to start too
                break
            fi
        done
    fi
    ;;
  stop)
    ;;
  restart)
    ;;
  force-reload)
    ;;
  xsession)
    xsession
    ;;
esac