#!/bin/sh
# Make some files persistent in DLS Live CD.
#
# chkconfig: 2345 98 01
# description: DLS LiveCD Utility

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

MOUNT_DIR='/mnt/storage'
NAME="dlscdtool"

# Start this script.
start() {
  #gprintf "Starting ${NAME}: "

  if test -f $MOUNT_DIR/.dlscd; then
    . $MOUNT_DIR/.dlscd
    /home/dlsadmin/nexedi-dls/autoconf.py nexedi $host_id
    
    if test -f $MOUNT_DIR/config.tgz; then
      (cd /; tar zxpvf $MOUNT_DIR/config.tgz)
    fi
    
    if test -f $MOUNT_DIR/config.sh; then
      (cd /; /bin/sh $MOUNT_DIR/config.sh)
    fi

    home=/home/$master_hostname
    test -d $home || mkdir $home
    if test $dls_type = master; then
      mount --bind $MOUNT_DIR/home $home
    else
      mount -t nfs $master_ip_addr:$home $home
    fi

    # Make a lock file.
    touch /var/lock/subsys/dlscdtool
    exit
  fi

  # Failed.
  exit 1
}

# Stop this script. Quite simple. Just stop services and unmount the filesystem.
stop() {
  #gprintf "Stopping ${NAME}: "

  if test -f $MOUNT_DIR/.dlscd; then
    . $MOUNT_DIR/.dlscd
    home=/home/$master_hostname
    umount $home
  fi

  # Remove the lock file.
  rm -f /var/lock/subsys/dlscdtool
}

case "$1" in
  start)
    start
    ;;

  stop)
    stop
    ;;

  restart)
    stop
    start
    ;;

  *)
    gprintf "Usage: %s {start|stop|restart}\n" "$0"
    exit 1

esac