python supervisor startup script for OpenWrt-yun

supervisord

#!/bin/sh /etc/rc.common
# python supervisor
# (init script for OpenWrt-yun)
# Original : https://github.com/Supervisor/initscripts/blob/master/slackware

START=99
STOP=49

# set HOME for ssh
HOME=/root
export HOME

# Time to wait between stop/start on a restart
SHUTDOWN_TIME=5

# Time to wait after a start before reporting success/fail
STARTUP_TIME=1

# Location of the pid file
PIDFILE=/var/run/supervisord.pid

# Config of supervisor
CONFIG=/mnt/sda1/usr/share/supervisor/supervisord.conf

# Daemon to start
DAEMON=supervisord

supervisord_start() {
    $DAEMON -c $CONFIG -j $PIDFILE
}

supervisord_status() {
    if [ -f $PIDFILE ]
    then
        pgrep -f $DAEMON | grep -f $PIDFILE > /dev/null 2>/dev/null
        if [ $? -eq 0 ]
        then
            return 0
        else
            return 1
        fi
    else
        return 1
    fi
}

supervisord_stop() {
    kill $(cat $PIDFILE)
}

start() {
      echo -n "Starting..."
      supervisord_start
      sleep $STARTUP_TIME
      supervisord_status && echo "DONE [PID: $(cat $PIDFILE)]" || echo "ERROR"
}

status() {
      supervisord_status && echo "RUNNING [PID: $(cat $PIDFILE)]" || echo "STOPPED"
}

stop() {
      supervisord_status && {
        echo -n "Stopping $(cat $PIDFILE)..."
        supervisord_stop
        sleep $SHUTDOWN_TIME
        supervisord_status && echo "Failed" || echo "Success"
      } || {
        echo "Not Running..."
        exit 1
    }
}

restart() {
      supervisord_status && {
        echo -n "Stopping $(cat $PIDFILE)..."
        supervisord_stop
        sleep $SHUTDOWN_TIME
        supervisord_status && {
            echo "Failed"
            exit 1 
        } || {
            echo "Success"
        }
      } || {
        echo "Not Running..."
        exit 1
      }
      echo -n "Starting..."
      supervisord_start
      sleep $STARTUP_TIME
      supervisord_status && echo "DONE [PID: $(cat $PIDFILE)]" || echo "ERROR"
}

EXTRA_COMMANDS="status"
EXTRA_HELP="	status  Print the status of the service"