Unicorn init.d script

unicorn

#!/bin/sh
### BEGIN INIT INFO
# Provides:          unicorn
# Required-Start:    $local_fs $remote_fs
# Required-Stop:     $local_fs $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      S 0 1 6
# Short-Description: unicorn initscript
# Description:       unicorn
### END INIT INFO

SCRIPT_NAME=/etc/init.d/unicorn
USR=deployer
ENV=production
APPDIR=/home/$USR/apps
APPS="`ls $APPDIR`"
                                                                                                                   
case "$1" in

	start)
		for APPNAME in $APPS; do
			APP=`echo $APPNAME`
			echo -n "Starting Unicorn server for $APP..."
			su - $USR -c "cd $APPDIR/$APP/current ; bundle exec unicorn_rails -c config/unicorn.rb -D -E $ENV"
			echo "[ Done ]"
		done
		;;

	restart|reload)
		for APPNAME in $APPS; do
			APP=`echo $APPNAME`
			echo -n "Restarting Unicorn server for $APP..."
			su - $USR -c "kill -s USR2 `cat $APPDIR/$APP/shared/pids/unicorn.pid`"
			echo "[ Done ]"
		done
		;;

	stop)
		for APPNAME in $APPS; do
			APP=`echo $APPNAME`
			echo -n "Stopping Unicorn server for $APP..."
			su - $USR -c "kill -s QUIT `cat $APPDIR/$APP/shared/pids/unicorn.pid`"
			echo "[ Done ]"
		done
		;;

	*)
		echo "Usage: $SCRIPT_NAME {start|stop|restart}" >&2
		exit 3
		;;

esac