#!/bin/bash
#
# vmops		Script to start and stop VMOps console proxy in domR/domP.
#
# Author:       Chiradeep Vittal <chiradeep@vmops.com>
# chkconfig: 2345 99 01
# description: 	Start up the VMOps agent
#
#   This file exists in /etc/init.d/ in the domR/DomP
#   with a software link /etc/rc.d/rc3.d/S99vmops pointed to it
#
# @VERSION@

if [ -f /mnt/cmdline ]
then
    CMDLINE=$(cat /mnt/cmdline)
else
    CMDLINE=$(cat /proc/cmdline)
fi
TEMPLATE="domR"
for i in $CMDLINE
  do
    # search for foo=bar pattern and cut out foo
    FIRSTPATTERN=$(echo $i | cut -d= -f1)
    case $FIRSTPATTERN in 
      template)
          TEMPLATE=$(echo $i | cut -d= -f2)
      ;;
    esac
done

# Source function library.
if [ -f /etc/init.d/functions ]
then
  . /etc/init.d/functions
fi

_success() {
  if [ -f /etc/init.d/functions ]
  then
    success
  else
    echo "Success"
  fi
}

_failure() {
  if [ -f /etc/init.d/functions ]
  then
    failure
  else
    echo "Failed"
  fi
}
RETVAL=$?
VMOPS_HOME="/usr/local/vmops"

# mkdir -p /var/log/vmops

get_pids() {
  local i
  for i in $(ps -ef| grep java | grep -v grep | awk '{print $2}'); 
  do 
    echo $(pwdx $i) | grep "$VMOPS_HOME" | grep -i console | awk -F: '{print $1}'; 
  done
}

start() {
   if [ "$TEMPLATE" == "domP" ];
   then
	   local pid=$(get_pids)
	   echo -n "Starting VMOps Console Proxy: "
	   if [ -f $VMOPS_HOME/consoleproxy/run.sh ];
	   then
	     if [ "$pid" == "" ]
	     then
            if [ ! -d /var/log/vmops ]
            then
                mkdir -p /var/log/vmops
            fi
            if [ ! -f /var/log/vmops/vmops.out ]
            then
                touch /var/log/vmops/vmops.out
            fi
	       (cd $VMOPS_HOME/consoleproxy; nohup ./run.sh > /var/log/vmops/vmops.out 2>&1 & )
	       pid=$(get_pids)
	       echo $pid > /var/run/vmops.pid 
	     fi
	     _success
	   else
	     _failure
	   fi
	   echo
   fi
}

stop() {
   if [ "$TEMPLATE" == "domP" ];
   then
	  local pid
	  echo -n  "Stopping VMOps agent: "
	  for pid in $(get_pids)
	  do
	    kill $pid
	  done
	  _success
	  echo
	fi
}

status() {
   if [ "$TEMPLATE" == "domP" ];
   then
	  local pids=$(get_pids)
	  if [ "$pids" == "" ]
	  then
	    echo "VMOps agent is not running"
	    return 1
	  fi
	  echo "VMOps agent is running: process id: $pids"
  fi
  return 0
}

case "$1" in
   start) start
	  ;;
    stop) stop
 	  ;;
    status) status
 	  ;;
 restart) stop
          start
 	  ;;
       *) echo $"Usage: $0 {start|stop|status|restart}"
	  exit 1
	  ;;
esac

exit $RETVAL