#!/bin/sh
#
# chkconfig: 2345 97 02
# description: controlm agent

# set minimal PATH to make sure basic commands like grep and awk are recognized
PATH=/usr/sbin/:/usr/bin:/sbin:$PATH
export PATH

account_name="controlm"
install_path="<%= @install_dir %>"

# set config file name
config_file=$install_path/ctm/data/CONFIG.dat

# Get the agent status
AGENT_STATUS_FILE=$install_path/ctm/data/ctm_agent_status.dat
agent_status=`cat $AGENT_STATUS_FILE`


#Get input parameter start|stop|<empty> for backward compatibility
ARG1=`echo $1 | tr '[A-Z]' '[a-z]'`
if [ "$ARG1" = "start" ] || [ "$ARG1" = "stop" ] ; then
	if [ "$ARG1" = "start" ] ; then
		STATE_ACTION="start"
	elif [ "$ARG1" = "stop" ] ; then
		STATE_ACTION="stop"
	fi 
else
	STATE_ACTION="start"
fi


	if [ "$agent_status" = "STOPPED" ] ; then # AGENT_STATUS is set to 'STOPPED', exit without starting the Agent
		echo "Control-M/Agent (account $account_name) status is set to 'STOPPED'. Control-M/Agent will not start."
		exit 0
	fi

	# get the value for config parameter AGENT_OWNER to determine which owner should start the agent
	# in case the parameter is missing or empty, start as root.
	# This script is executed as root user by the OS during machine startup.
	# If the agent should run as agent owner, use 'su' to run start-ag
	agent_owner=`grep AGENT_OWNER $config_file | awk '{print $2}'`

if [ "$STATE_ACTION" = "start" ] ; then 
	
	if [ "$agent_owner" != "root" ] ; then
		/bin/su - $agent_owner -c "$install_path/ctm/scripts/start-ag -u $account_name -p ALL"
	else
		$install_path/ctm/scripts/start-ag -u $account_name -p ALL
	fi

else
 
	# backup ctm_agent_status.dat to keep origional status
	TMP_FILE_NAME="ctm_agent_status_dat-`date +'%Y-%m-%d_%H-%M-%S'`.tar"	
	cd $install_path/ctm/data ; tar -cf $TMP_FILE_NAME ctm_agent_status.dat 
	
	if [ "$agent_owner" != "root" ] ; then
			/bin/su - $agent_owner -c "$install_path/ctm/scripts/shut-ag -u $account_name -p ALL"
	else			
			$install_path/ctm/scripts/shut-ag -u $account_name -p ALL
	fi
	
	# restore ctm_agent_status.dat to origional 
	cd $install_path/ctm/data ; tar -xf $TMP_FILE_NAME  ; rm -f $TMP_FILE_NAME 

fi
exit 0