Script to handle the panels hung in LXDE

lxpanel

#!/bin/bash
######
## OS:      Mint 12 / Debian
## Service: LXDE
## Desc:    This script stop and start the lxde panel if it is hang
## Auth:    Juan Manuel Parrilla
######

INSTANCE=/usr/bin/lxpanel
PROFILE=`ps aux | grep $INSTANCE | grep -v grep | awk '{print $13}'`
PROG="lxpanel"
LSB=`head -1 /etc/lsb-release | awk -F= '{print $2}'`
if [ "$LSB" == "LinuxMint" ] || [ "$PROFILE" == ""  ];then
  PROFILE="Mint-LXDE"
else
  PROFILE=`/etc/xdg/lxsession/`
fi

OPTIONS=" --profile $PROFILE"


start()
{
  echo -n $"Starting ${PROG}: "
  nohup $INSTANCE $OPTIONS &
  RETVAL=$?
  echo
  [ $RETVAL -eq 0 ]
  return $RETVAL
}

stop()
{
  echo -n $"Stopping ${PROG}: "
  pkill $PROG
  RETVAL=$?
  echo
  return $RETVAL
}

restart () {
  stop
  start
}

RETVAL=0

case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  restart|reload|force-reload)
    restart
    ;;
  status)
    PID=`ps aux | grep $INSTANCE | grep -v grep | awk '{print $2}'`
    RETVAL=$?
    if [ "$RETVAL" == "0" ];then
      STAT="Ok"
    else
      STAT="Down"
    fi
    echo "PID:     $PID"
    echo "Profile: $PROFILE"
    echo "Status:  $STAT"
    ;;
  *)
    echo "Usage: $0 {start|stop|status|restart}"
    RETVAL=1
esac

exit $RETVAL