Bare-bone nginx.conf with mass hosts

nginx.conf

#user  nobody;
worker_processes  1;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;

events {
  worker_connections 1024;
}

http {
  include mime.types;
  default_type application/octet-stream;
  charset utf-8;

  sendfile on;
  keepalive_timeout 65;

  #log_format main '$host | $app_dir';
  #access_log  logs/host.access.log  main;

  # Default
  server {
    listen 8080;
    server_name localhost;

    location / {
      root html;
      index index.html index.htm;
    }
  }

  server {
    listen 8080;
    server_name ~^(.*\.)?(.*)\.(dev|com|net|co\.za)$;
    set $app_dir $2;

    root /Users/frank/Projects/rails/$app_dir/public;

    try_files $uri/index.html $uri @unicorn;
    location @unicorn {
      proxy_pass http://unix:/tmp/unicorn.$app_dir.sock;
    }

    error_page 500 502 503 504 /500.html;
  }

}