Shell Programming and Scripting

 PATH=/tmp
STOP_SCRIPT=/tmp/stop_MQ.ksh
START_SCRIPT=/tmp/start_MQ.ksh
 CHECK_SERVICES_STATUS(){
CHECK_STATUS=`ps -ef | grep -v "grep" | grep "MQ_process_name_here_please"`
}
 
STOP_SERVICES() {
CHECK_SERVICES_STATUS
if [[ -n $CHECK_STATUS ]]
then
 $STOP_SCRIPT
 CHECK_SERVICES_STATUS
  if [[ -z $CHECK_STATUS ]]
  then
   echo "All MQ services have been stopped now."
  fi
else
 echo "Seems MQ processes are NOT running."
fi
}
  
 START_SERVICES() {
CHECK_SERVICES_STATUS
if [[ -z $CHECK_STATUS ]]
then
 echo "Seems services are NOT up, starting them now......"
 $START_SCRIPT
 CHECK_SERVICES_STATUS
  if [[ -n $CHECK_STATUS ]]
  then
   echo "All MQ services have been started successfully now."
  else
   echo "Seems services haven't been started please check from your end...."
  fi
else
 echo "Services seems to be already up, please check it...."
fi
}
 
  
 
echo "**************************************************"
echo "Welcome to MENU script for STOPPIN/STARTING MQ processes script:"
echo "Please select appropriate options to use the menu script:
echo "Please enter STOP for stopping services, START for starting services, CHECK for checking status of services, QUIT for quiting the script."
echo ""
echo ""
 echo "1) STOP all MQ processes."     
echo "2) START all MQ processes."
echo "3) CHECK status of all MQ processes."
echo "4) QUIT menu script."
echo "@#"
 read INPUT_FROM_USER
 case ($INPUT_FROM_USER) in 
"STOP") STOP_SERVICES;;
"START") START_SERVICES;;
"CHECK") CHECK_SERVICES_STATUS;;
"*") echo "Please enter STOP or START or CHECK, apart from these 3 no options are allowed."
esac