worker_processes auto;
daemon off;
pid /tmp/nginx.pid;
error_log  /dev/stderr;

worker_rlimit_nofile 4096;

events {
  worker_connections 2048;
}

http {
  include /etc/nginx/mime.types;
  default_type application/octet-stream;
  access_log /dev/stdout combined;

  upstream gunicorn {
    server unix:/tmp/gunicorn.sock;
  }

  server {
    listen %NGINX_HTTP_PORT% deferred;
    client_max_body_size 0;

    keepalive_timeout 3;

    location ~ ^/(ping|invocations|execution-parameters) {
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header Host $http_host;
      proxy_redirect off;
      proxy_read_timeout %NGINX_PROXY_READ_TIMEOUT%s;
      proxy_pass http://gunicorn;
    }

    location / {
      return 404 "{}";
    }

  }
}