resque.sh

resque.sh

#!/bin/sh

usage()
{
  echo "usage: ${0} {start|stop|graceful_stop|stop_child|restart} <any_process_keyword>"
  exit 1
}
start_app() {
  ${app_cmd} 2>&1 | logger -t resque_worker &
}
stop_app() {
  # TERM: Immediately kill child then exit
  kill ${pid}
}
stop_child() {
  # USR1: Immediately kill child but don't exit
  kill -USR1 ${pid}
}
graceful_stop_app() {
  # QUIT: Wait for child to finish processing then exit
  kill -QUIT ${pid}
}

if [ $# -lt 2 ]; then
  usage
fi

pid_file=/usr/local/app/rems3/shared/pids/resque_worker.${2}.pid
pid=`cat ${pid_file}`
app_cmd="nohup /usr/local/app/rems3/current/rails/cmd.sh rake resque:work_rems"

export PIDFILE=${pid_file}
export RAILS_ENV=production
export VERBOSE=1
export QUEUE=${3}

case $1 in
  start)
    start_app
    ;;
  graceful_stop)
    graceful_stop_app
    ;;
  stop)
    stop_app
    ;;
  stopchild)
    stop_child
    ;;
  restart)
    stop_app
    start_app
    ;;
  *)
    usage
    ;;
esac
exit 0