unicorn init script

gistfile1.sh

#!/bin/sh

# we assume that we use system wide rvm installation (in /usr/local/rvm)
# and our application is deployed to /var/www/tld.appname directory

RVM_ENV="ruby-1.9.3-p0@gemset"
APP_DIR="tld.appname"

# load rvm
source /usr/local/rvm/environments/$RVM_ENV

APP_PATH=/var/www/$APP_DIR
CONFIG=$APP_PATH/current/config/unicorn.rb
RAILS_ENV=production
UNICORN_PID=$APP_PATH/shared/pids/unicorn.pid

start()
{
	cd $APP_PATH/current && bundle exec unicorn -c $CONFIG -E $RAILS_ENV -D
}

stop()
{
	cd $APP_PATH && if [ -f $UNICORN_PID ] && [ -e /proc/$(cat $UNICORN_PID) ]; then kill -QUIT `cat $UNICORN_PID`; fi
}

restart()
{
	if [ -f $UNICORN_PID ] && [ -e /proc/$(cat $UNICORN_PID) ]; then kill -USR2 `cat $UNICORN_PID`; else cd $APP_PATH/current && bundle exec unicorn -c $CONFIG -E $RAILS_ENV -D; fi
}

case "$1" in
	start) start;;
	stop) stop;;
	restart) restart;;
	*) echo "Unknown parameter '$1'"
esac