#!/bin/sh

# chkconfig: 3 90 10
# description: ELOG is a weblog with integrated database
# processname: elogd
# config: /usr/local/gt-compile/elog/elogd.cfg
# pidfile: /var/run/elogd.pid
#
# Changelog:
# 2006-11-22: some modification for Solaris OS (Thier)

###############################################################################
# check OS
case `uname -s` in
   'SunOS')
      # shell-built-in echo isn't nice
      # use echo binary and don't do a nl
      MY_ECHO ()
      {
         /usr/bin/echo "${*} \c"
      }

      # we have a great OS, but no function library ;-)
      echo_failure ()
      {
         echo "... failed."
      }

      echo_success ()
      {
         echo "... OK."
      }

      touch_subsys ()
      {
         echo >/dev/null
      }

      rm_subsys()
      {
         echo >/dev/null
      }
      
      ;;
   *)
      # default behaviour (e.g. Linux)

      MY_ECHO="`which echo`"
      # Source function library.
      . /etc/rc.d/init.d/functions

      touch_subsys ()
      {
         touch ${SUBSYSFILE}
      }

      rm_subsys ()
      {
         rm ${SUBSYSFILE}
      }

      ;;
esac

###############################################################################
# special configuration

# where the PIDFILE should go
PIDFILE="/var/run/elogd.pid"

# where the status file should go
SUBSYSFILE="/var/lock/subsys/elogd"

# PREFIX-directory
# (e.g. elogd.cfg is supposed to be in
#  ${PREFIX}/elog )
PREFIX="/usr/local/gt-compile"

# elogd configuration
ELOGDCFG="${PREFIX}/elog/elogd.cfg"

# elogd binary
ELOGD="${PREFIX}/sbin/elogd"

# elogd start cmd
ELOGDSTART="${ELOGD} -D -c ${ELOGDCFG}"


###############################################################################
# MAIN

# Check for the config file and the elogd
if [ ! -f "${ELOGDCFG}" -o ! -f "${ELOGD}" ]; then
    exit 0
fi

# SUB: check if elogd is running
elogd_status ()
# 0: not running
# 1: running and PID-file OK
{
   if [ -f ${PIDFILE} ] ; then
      pid=`cat ${PIDFILE}`
      if [ -d /proc/${pid} ] ; then
        return 1
      else
        return 0
      fi
   else
      return 0
   fi
}


# See how we were called.
case "$1" in
  start)
     elogd_status
     if [ ${?} -eq 1 ] ; then
        MY_ECHO "elogd already running"
        echo_failure
        exit 1
     else
        # delete pid-file
        rm -f ${PIDFILE} >/dev/null 2>&1
     fi
     MY_ECHO "Starting elogd: "

     # let elog make the changeuser
     ${ELOGDSTART} >/dev/null 2>&1

     # successfull start?
     elogd_status
     if [ ${?} -eq 1 ] ; then
        touch_subsys
        echo_success
     else
        echo_failure
     fi
     echo
     ;;
  stop)
     elogd_status
     if [ ${?} -eq 1 ] ; then
        MY_ECHO "Stoping elogd: "
        /bin/kill `cat ${PIDFILE}` >/dev/null 2>&1
        rm_subsys
        rm -f ${PIDFILE} >/dev/null 2>&1
        echo_success
        echo
        exit 0
     else
        MY_ECHO "No elogd running? \c"
        echo_failure
        echo
        exit 1
     fi
   ;;
  restart|reload)
   $0 stop
   sleep 1
   $0 start
   ;;
  status)
   elogd_status
   if [ ${?} -eq 1 ] ; then
      MY_ECHO "elogd running"
      echo
   else
      MY_ECHO "elogd not running"
      echo
   fi
   ;;
  *)
   echo "Usage: $0 {start|stop|restart|status}"
   exit 1
esac

exit 0