#! /bin/sh
#
# Author:	Matt Zimmerman <mdz@ubuntu.com>
#
### BEGIN INIT INFO
# Provides:          ltsp-client
# Required-Start:    suse-bind-mounts $network $syslog
# Required-Stop:     suse-bind-mounts $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      S 0 1 6
# Short-Description: Script for LTSP client initialization
# Description:
### END INIT INFO

set -e

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DESC="LTSP client"
NAME=ltsp-client
SCRIPTNAME=/etc/init.d/$NAME

# Gracefully exit if the package has been removed.
test -f /usr/lib/ltsp/ltsp_functions || exit 0
# Gracefully exit if ltsp_chroot file is not present
test -f /etc/ltsp_chroot || exit 0

. /lib/lsb/init-functions
. /usr/lib/ltsp/ltsp_functions
. /usr/lib/ltsp/ltsp_config

warn() {
    msg="$1"
    logger -p user.warning -t ltsp-client  "warning: $msg"
}

start_sound() {
    if get_boolean "$SOUND" ; then
        # Detect and report a common problem with thin clients
		if [ ! -c /dev/dsp ] ; then
		    warn "Sound requested but /dev/dsp is missing.  Continuing."
		fi
		case "$SOUND_DAEMON" in
            pulse|'') # The default when no value is set
                /usr/bin/pulseaudio --system \
                --disable-shm \
                --no-cpu-limit \
                --resample-method=trivial \
                --log-target=syslog \
                --high-priority \
                -L module-detect \
			    -L "module-esound-protocol-tcp auth-anonymous=1" \
			    -L "module-native-protocol-tcp auth-anonymous=1" \
			    -L module-volume-restore \
			    -L module-rescue-streams \
			    -L module-native-protocol-unix \
			    -n &
                ;;
    	    esd) 
    	        /usr/bin/esd -nobeeps -public -tcp &
    	        ;;
    	    nasd)
    	        /usr/bin/nasd -aa &
    	        # Line copied from old LTSP:  Should we use it? [pere 2006-03-03]
    	        #aumix-minimal -v100 -w100 -c90 -m10
    	        ;;
    	    *)
    	        warn "Unable to start unsupported sound daemon: '$SOUND_DAEMON'"
    	        ;;
    	esac
    fi
}

configure_localdev() {
    if [ -z "$(pidof ltspfsd)" ]; then
        if get_boolean "$LOCALDEV" ; then
            if [ ! -d /var/run/drives ];then
                mkdir /var/run/drives
            fi
            /usr/bin/ltspfsd -a
            # cdrom devices are handled by the cdpingerponger
            /usr/sbin/cdpinger cdrom # default for usb cdroms
 
            # and start one for every additional cdrom device
            if [ -L /dev/cdrom?* ];then
                for CDDEV in $(ls /dev/cdrom?*); do
                    /usr/sbin/cdpinger $(basename ${CDDEV})
                done
            fi
            # handle already plugged devices on login
            /usr/sbin/delayed_mounter
        fi
    fi
}

case "$1" in
  start)
        log_begin_msg "Starting LTSP client..."
        # if usplash is running, make sure to stop it now 
        # (yes "start" is the right arg to do it ... even it looks silly)
        if pidof usplash > /dev/null; then
            usplash=:
            orig_console="$(fgconsole)"
            chvt 7 # avoid tty1 flashing before switching to X
            /etc/init.d/usplash start
            # We've just shut down usplash, so don't log success as it will
            # look weird on the console.
            log_end_msg=:
        else
            usplash=false
            log_end_msg=log_end_msg
        fi

        for screen in $(env | awk -F= '$1 ~ /^SCREEN_/ { print $1 }'); do
            num=${screen##SCREEN_}
            start-stop-daemon --start -b --exec /usr/lib/ltsp/screen_session -- "$num"
        done

        start_sound || true
        configure_localdev || true

        $log_end_msg 0

        if $usplash && [ "$orig_console" != serial ]; then
            # Wait a short while for the active console to change, to try to
            # avoid visible console noise from later init scripts.
            i=0
            while [ "$(fgconsole)" = "$orig_console" ]; do
                i="$(($i + 1))"
                if [ "$i" -gt 5 ]; then
                    break
                fi
                sleep 1
            done
        fi
	;;
  stop)
#	echo -n "Stopping $DESC: $NAME"
#	d_stop
#	echo "."
	;;
  restart|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".
	#
	echo -n "Restarting $DESC: $NAME"
	d_stop
	sleep 1
	d_start
	echo "."
	;;
  *)
	# echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
	echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
	exit 1
	;;
esac

exit 0