glasner / conf-nginx

Config files to easily manage multiple Merb/Rails apps behind Nginx

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conf-nginx / app_examples / rails.conf
100644 65 lines (53 sloc) 1.934 kb
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# Rails Virtual Host
# save this file in your app's config directory as nginx.conf
# replace app_name w/ your app's name
# replace app.com w/ your app's domain
 
server {
  listen 80;
  server_name app.com;
 
  root /rails/app_name/current/public;
 
  access_log /rails/app_name/shared/log/nginx.log main;
 
  # Set the max size for file uploads to 50Mb
  client_max_body_size 50M;
 
  # this rewrites all the requests to the maintenance.html
  # page if it exists in the doc root. This is for capistrano's
  # disable web task
  if (-f $document_root/system/maintenance.html) {
    rewrite ^(.*)$ /system/maintenance.html last;
    break;
  }
 
  location / {
    # needed to forward user's IP address to rails
    proxy_set_header X-Real-IP $remote_addr;
 
 
    # If the file exists as a static file serve it directly without
    # running all the other rewite tests on it
    if (-f $request_filename) {
      break;
    }
 
    # check for index.html for directory index
    # if its there on the filesystem then rewite
    # the url to add /index.html to the end of it
    # and then break to send it to the next config rules.
    if (-f $request_filename/index.html) {
      rewrite (.*) $1/index.html break;
    }
 
    # this is the meat of the rails page caching config
    # it adds .html to the end of the url and then checks
    # the filesystem for that file. If it exists, then we
    # rewite the url to have explicit .html on the end
    # and then send it on its way to the next config rule.
    # if there is no file on the fs then it sets all the
    # necessary headers and proxies to our upstream mongrels
    if (-f $request_filename.html) {
      rewrite (.*) $1.html break;
    }
 
    if (!-f $request_filename) {
      proxy_pass http://app_name;
      break;
    }
  }
 
  error_page 500 502 503 504 /500.html;
  location = /500.html {
    root /www/apps/app_name/current/public;
  }
}