Nginx Configuration For Rails

This page describes configuration (example) of the Nginx with Rails (through Unicorn).

Nginx

/etc/nginx/nginx.conf

worker_processes 8;

user nobody nobody;

events {
  worker_connections 4096;
  accept_mutex on;
  use epoll;
}

http {
  proxy_buffer_size 128k;
  proxy_buffers 4 256k;
  proxy_busy_buffers_size 256k;

  client_max_body_size 40M;

  include mime.types;
  default_type application/octet-stream;

  sendfile on;

  gzip on;
  gzip_vary on;
  gzip_proxied any;
  gzip_min_length 500;
  gzip_http_version 1.0;
  gzip_disable "MSIE [1-6]\.";
  gzip_types text/plain text/xml text/css text/javascript application/x-javascript application/xml application/json;

  server {
    return 404;
  }

  include /etc/nginx/servers/*;
}

/etc/nginx/servers/example.conf

server {
  listen 80;
  server_name dsperansky.info;
  root /var/www/dsperansky.info/public;

  location ~* ^/assets/ { expires 1d; }

  location / {
    try_files $uri @unicorn;
  }

  location @unicorn {
    proxy_pass http://unix:/var/www/dsperansky.info/tmp/sockets/unicorn.sock;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_redirect off;
  }
}

reload

/etc/init.d/nginx reload

Rails & Unicorn

config/unicorn.rb

worker_processes 5

dir = '/var/www/dlibrary.org/vsp/'

working_directory dir

preload_app true

listen dir + 'tmp/sockets/unicorn.sock', :backlog => 64

timeout 60

pid dir + 'tmp/pids/unicorn.pid'

stderr_path dir + 'log/unicorn.stderr.log'
stdout_path dir + 'log/unicorn.stdout.log'

before_fork do |server, worker|
  defined?(ActiveRecord::Base) and ActiveRecord::Base.connection.disconnect!
end

after_fork do |server, worker|
  defined?(ActiveRecord::Base) and ActiveRecord::Base.establish_connection
end

start

test -s "tmp/pids/unicorn.pid" && kill -QUIT `cat tmp/pids/unicorn.pid`

stop

bundle exec unicorn -c config/unicorn.rb -E production -D'

speranskydanil/nginx-conf-for-rails

Nginx Configuration For Rails

Nginx

Rails & Unicorn