vncserver_rc

#!/bin/bash -e
### BEGIN INIT INFO
# Provides:          vncserver
# Required-Start:    networking
# Default-Start:     3 4 5
# Default-Stop:      0 6
### END INIT INFO

set -e
. /lib/lsb/init-functions

#Does the config file exist, if not halt
[ -f /etc/vncservers.conf ] || { echo "Config file /etc/vncservers.conf does not exist" ; exit 1 ;}

#Prep some variables to received input from the config file
unset VNCSERVERARGS
VNCSERVERS=""
[ -f /etc/vncservers.conf ] && . /etc/vncservers.conf 

prog=$"VNC Server"

#### START THE SERVICES ####
start() {
REQ_USER=$2 #Check to see if a specific user's server need to be restarted


echo -n $"Starting $prog: " #This line start the output and it appended below
ulimit -S -c 0 >/dev/null 2>&1
RETVAL=0

for display in ${VNCSERVERS} #iterate over the displays
  do
    export USER="${display##*:}"
    if test -z "${REQ_USER}" -o "${REQ_USER}" == ${USER} ; then
      echo "${display} " #appends the display number to the output line
      unset BASH_ENV ENV
      DISP="${display%%:*}"
      export VNCUSERARGS="${VNCSERVERARGS[${DISP}]}"
      su ${USER} -c "cd ~${USER} && [ -f .vnc/passwd ] && tightvncserver :${DISP} ${VNCUSERARGS}" #start a single display
    fi
  done
}

#### STOP THE SERVICES ####
stop() {
REQ_USER=$2

echo -n $"Shutting down ${prog}: "

for display in ${VNCSERVERS}
  do
    export USER="${display##*:}"
    if test -z "${REQ_USER}" -o "${REQ_USER}" == ${USER} ; then
      echo "${display} "
      unset BASH_ENV ENV
      export USER="${display##*:}"
      su ${USER} -c "tightvncserver -kill :${display%%:*}" >/dev/null 2>&1
    fi
  done

echo -e "${prog} Stopped"
}

#### GET THE SERVICES STATUS ####
status() {
REQ_USER=$2
exitcode=0

if test ${REQ_USER}
  then echo "Checking User Service: ${REQ_USER}"
  else echo "Checking ${VNCSERVERS}"
fi

for display in ${VNCSERVERS}
  do
    if test ${REQ_USER}
      then status_of_proc -p "/tmp/.X${displayy%%:*}-lock" /usr/bin/Xtightvnc $display && exit 0 || exit $?
      else status_of_proc -p "/tmp/.X${displayy%%:*}-lock" /usr/bin/Xtightvnc $display && statuscode=$?
      if test $statuscode > $exitcode; then $exitcode=statuscode; fi
    fi
  done

exit $exitcode
}

# See how we were called.
case "$1" in
  start)
    start $@
    ;;
  stop)
    stop $@
    ;;
  restart|reload)
    stop $@
    sleep 3
    start $@
    ;;
  condrestart)
    if [ -f /var/lock/subsys/vncserver ]; then
      stop $@
      sleep 3
      start $@
    fi
    ;;
  status)
    echo "This doesn't quite work."
    status $@
    ;;
  *)
    echo $"Usage: $0 {start|stop|restart|condrestart|status}"
    exit 1
esac