nginx + unicorn + padrino on ubuntu

nginx.conf

# sudo ln -s ~/nginx.conf unicorn.conf
upstream app_server {
  server unix:/tmp/unicorn_padrino.sock fail_timeout=0;
}

server {
  listen   80;
  charset  utf-8;
  server_name  db.innshine.com;

  keepalive_timeout 5;

  root        /home/innshine/one/public;
  access_log  /home/innshine/one/log/nginx_access.log;
  error_log   /home/innshine/one/log/nginx_error.log;
  rewrite_log on;

  location ~* ^/(images|javascripts|stylesheets|img)/  {
    access_log    off;
    log_not_found off;
    expires       max;
    break;
  }

  location / {
    proxy_set_header Host               $host;
    proxy_set_header X-Forwarded-Host   $host;
    proxy_set_header X-Forwarded-Server $host;
    proxy_set_header X-Real-IP          $remote_addr;
    proxy_set_header X-Forwarded-For      $proxy_add_x_forwarded_for;
    proxy_buffering  on;
    proxy_redirect   off;

    if (!-f $request_filename) {
      proxy_pass http://app_server;
      break;
    } 
  }

}

one.sh

#!/bin/sh
# rvm wrapper ruby-1.9.3-p194 bootup
UNICORN=/home/innshine/.rvm/bin/bootup_unicorn
CONFIG_FILE=/home/innshine/one/config/unicorn.rb
APP_HOME=/home/innshine/one

case "$1" in
  start)
  $UNICORN -c $CONFIG_FILE -E production -D
  ;;
  stop)
  kill -QUIT `cat /tmp/unicorn_padrino.pid`
  ;;
  restart|force-reload)
    kill -USR2 `cat /tmp/unicorn_padrino.pid`
  ;;
  *)
   echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
   exit 3
   ;;
esac

:

unicorn.rb

# -*- encoding: utf-8 -*-

root_path = File.expand_path '../', File.dirname(__FILE__)
# 日志
log_file = root_path + '/log/unicorn.log'
err_log  = root_path + '/log/unicorn_error.log'
# 进程标识
pid_file = '/tmp/unicorn_padrino.pid'
old_pid = pid_file + '.oldbin'
# 通道
socket_file = '/tmp/unicorn_padrino.sock'

worker_processes 6
working_directory root_path
timeout 30
# 侦听
listen 8080, tcp_nopush: false
listen socket_file, backlog: 1024

pid pid_file
stderr_path err_log
stdout_path log_file

preload_app true

before_exec do |server|
  ENV['BUNDLE_GEMFILE'] = root_path + '/Gemfile'
end

before_fork do |server, worker|
  if File.exists?(old_pid) && server.pid != old_pid
    begin
      Process.kill('QUIT', File.read(old_pid).to_i)
    rescue Errno::ENOENT, Errno::ESRCH
      puts "Send 'QUIT' signal to unicorn error!"
    end
  end
end