conf.d django_app-upstream.conf

upstream django_app {

  server     127.0.0.1:8000;
}

gistfile1.pp

  nginx::resource::upstream { 'django_app':
    ensure  => present,
    members => ['127.0.0.1:8000'],
  }

  nginx::resource::vhost { 'www.esopedir.com':
    ensure      => present,
    www_root    => '/usr/share/nginx/esopedir',
    index_files => [],
    try_files   => ['$uri', '@django_app'],
    server_name => [
      'www.esopedir.com',
      'esopedir.com',
      'esopedir.tracy.com.br',
    ],
  }

sites-enabled www.esopedir.com.conf

server {
  listen                *:80;

  server_name           www.esopedir.com esopedir.com esopedir.tracy.com.br;

  access_log            /var/log/nginx/www.esopedir.com.access.log;
  error_log             /var/log/nginx/www.esopedir.com.error.log;

  location / {
    root  /usr/share/nginx/esopedir;
    try_files $uri @django_app;
  }

}