mailcatcher.conf

upstream mailcatcher {
  sticky;
  server appserver.domain.ch:3000 max_fails=1 fail_timeout=2s;
}

server {
  listen 80;
  server_name mailcatcher.domain.ch;
  client_max_body_size 4G;
  keepalive_timeout 5;


  # Websocket messages
  location /messages {
    proxy_set_header Host $http_host;
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";

    if ($host !~ 'mailcatcher.domain.ch') {
      return 404;
    }

    proxy_pass http://mailcatcher;
    break;
  }


  location / {
    proxy_set_header Host $http_host;
    proxy_redirect off;

    if ($host !~ 'mailcatcher.domain.ch') {
      return 404;
    }


    if (-f /root/mailcatcher/.maintenance) {
      return 599;
    }

    if (!-f $request_filename) {
      proxy_pass http://mailcatcher;
      break;
    }
  }

  include /etc/nginx/static/status.conf;
}