An init.d script for supervisord

supervisor.sh

#!/bin/sh
#
# /etc/rc.d/init.d/supervisor
#
# Supervisor is a client/server system that
# allows its users to monitor and control a
# number of processes on UNIX-like operating
# systems.
#
# chkconfig: 345 83 04
# description: Supervisor Server
# processname: supervisord
# config: /etc/supervisor.ini
# pidfile: /var/run/supervisord.pid
#

# Source init functions
. /etc/rc.d/init.d/functions

# Source networking configuration
. /etc/sysconfig/network

# Check networking is up
[ "$NETWORKING" = "no" ] && exit 0

PIDFILE=/var/run/supervisord.pid
OPTIONS="-c /etc/supervisor/supervisor.conf"
WAIT_FOR_SUBPROCESSES=true

start() {
  echo $"Starting supervisord: "
  if [ -e $PIDFILE ]; then
    echo "ALREADY STARTED"
    return 1
  fi

  /usr/bin/supervisord $OPTIONS
  /usr/bin/supervisorctl $OPTIONS status

  [ -e $PIDFILE ] && touch /var/lock/subsys/supervisord
}

stop() {
  echo -n $"Stopping supervisord: "
  /usr/bin/supervisorctl $OPTIONS shutdown
  if [ -n "$WAIT_FOR_SUBPROCESSES" ]; then
    echo "Waiting roughly 60 seconds for $PIDFILE to be removed after child processes exit"
    for sleep in 2 2 2 2 4 4 4 4 8 8 8 8 last; do
      if [ ! -e $PIDFILE ]; then
        echo "supervisord exited as expected in under $total_sleep seconds"
        break
      else
        if [[ $sleep -eq "last" ]]; then
          echo "supervisord still working on shutting down. We've waiting roughly 60 seconds, we'll let it do its thing."
          return 1
        else
          sleep $sleep
          total_sleep=$(( $total_sleep + $sleep ))
        fi
      fi
    done
  fi

  rm -rf /var/lock/subsys/supervisord
}

restart() {
  stop
  start
}

case "$1" in
  start)
    start
    RETVAL=$?
    ;;
  stop)
    stop
    RETVAL=$?
    ;;
  restart)
    restart
    RETVAL=$?
    ;;
  reload)
    /usr/bin/supervisorctl $OPTIONS reload
    RETVAL=$?
    ;;
  condrestart)
    [ -f /var/lock/subsys/supervisord ] && restart
    RETVAL=$?
    ;;
  status)
    /usr/bin/supervisorctl status
    ;;
  *)
    echo $"Usage: $0 {start|stop|status|restart|condrestart|reload}"
    exit 1
esac

exit $RETVAL