#!/bin/bash

# Pandora FMS Network Server, startup script
# Sancho Lerena, <slerena@gmail.com>
# Linux Version (generic)
# v1.3 Build 070731

# Configurable path and filenames
PANDORA_HOME="/etc/pandora/pandora_server.conf"
PANDORA_PID_PATH="/var/run/pandora"
PANDORA_PID=$PANDORA_PID_PATH/pandora_network.pid
PANDORA_DAEMON=/usr/bin/pandora_network

# Main script

if [ ! -d "$PANDORA_PID_PATH" ]
then
	echo "Pandora FMS cannot write it's PID file in $PANDORA_PID_PATH. Please create that directory"
	exit
fi

if [ ! -f $PANDORA_DAEMON ]
then
        echo "Pandora FMS Network Server not found, please check setup and read manual"
        exit
fi

case "$1" in
  start)
	OLD_PATH="`pwd`"
	if [ -f $PANDORA_PID ]
	then
		CHECK_PID=`cat $PANDORA_PID`
		CHECK_PID_RESULT=`ps aux | grep -v grep | grep "$CHECK_PID" | grep "pandora_network" | wc -l`
		if [ $CHECK_PID_RESULT == 1 ]
		then
			echo "Pandora FMS Network Server is currently running on this machine with PID ($CHECK_PID). Aborting now..."
			exit
		fi
	fi
	
	$PANDORA_DAEMON $PANDORA_HOME -D
	sleep 1

	MYPID=`ps aux | grep "$PANDORA_DAEMON" | grep -v grep | tail -1 | awk '{ print $2 }'`
	if [ ! -z "$MYPID" ]
	then
		echo $MYPID > $PANDORA_PID
		echo "Pandora Network Server is now running with PID $MYPID"
	else
		echo "Cannot start Pandora FMS Network Server. Aborted."
	fi
	cd "$OLD_PATH"
        ;;
  stop)
	if [ -f $PANDORA_PID ]
	then
	   echo "Stopping Pandora FMS Network Server"
	   PID_2=`cat $PANDORA_PID`
	   if [ ! -z "`ps -F -p $PID_2 | grep -v grep | grep 'pandora_network' `" ]
           then
	       kill `cat $PANDORA_PID` 2> /dev/null > /dev/null
	   else
	       echo "Pandora FMS Network Server is not executing with PID $PID_2, skip Killing step"
	   fi
           rm -f $PANDORA_PID
	else
	  echo "Pandora FMS Network Server is not running, cannot stop it."
	fi
        ;;
  force-reload|restart)
        $0 stop
        $0 start
        ;;
  *)
        echo "Usage: pandora_network {start|stop|restart}"
        exit 1
esac