start/stop daemon for play application

play.daemon.sh

#!/bin/bash
# chkconfig: 345 20 80
# description: Play start/shutdown script
# processname: play
#
# Instalation:
# copy file to /etc/init.d
# chmod +x /etc/init.d/play
# chkconfig --add /etc/init.d/play
# chkconfig play on
#
# Usage: (as root)
# service play start
# service play stop
# service play status
#
# Remember, you need python 2.6 to run the play command, it doesn't come standard with RedHat/Centos 5.5
# Also, you may want to temporarily remove the >/dev/null for debugging purposes

# Path to play install folder
JAVA_HOME=/usr
export JAVA_HOME
PLAY=/opt/play/play
USER=root
APPLICATION_PATH=/var/www/lclz
TCP_PORT=9001
TCP_ADDRESS=127.0.0.1
CONFIG=application.prod.conf
SBTMEM=256
EXTRA="-Xms128M -Xmx512m -server"
LOG_FILE="/var/log/play.log"

# source function library
. /etc/init.d/functions
RETVAL=0

start() {
  echo -n "Starting Play service: "
  su -s /bin/sh $USER -c "nohup $APPLICATION_PATH/target/start -Dconfig.resource=$CONFIG -Dhttp.port=$TCP_PORT -Dhttp.address=$TCP_ADDRESS $EXTRA &> LOG_FILE &"
  RETVAL=$?

  if [ $RETVAL -eq 0 ]; then
    echo_success
  else
    echo_failure
  fi
  echo
}
stop() {
  echo -n "Shutting down Play service: "
  cd $APPLICATION_PATH
  $PLAY stop > /dev/null
  
  RETVAL=$?

  if [ $RETVAL -eq 0 ]; then
    echo_success
  else
    echo_failure
  fi
  echo
  cd -
}
status() {
  cd $APPLICATION_PATH
  $PLAY status
  RETVAL=$?
  cd -
}
clean() {
  cd $APPLICATION_PATH
  sbt clean compile stage -mem $SBTMEM
  [ -f pre-start.sh ] && ./pre-start.sh
  cd -
}
case "$1" in
  start)
  clean
  start
  ;;
  stop)
  stop
  ;;
  restart|reload)
  stop
  start
  ;;
  status)
  status
  ;;
  clean)
  clean
  ;;
  *)
  echo "Usage: $0 {start|stop|restart|status}"
esac
exit 0