server {
    listen 443 ssl;
    listen [::]:443 ssl;

    # For the federation port
    listen 8448 ssl;
    listen [::]:8448 ssl;

    server_name matrix.arcticfoxes.net;

    include /etc/nginx/ssl.conf;
    include /etc/nginx/proxy.conf;
    include /etc/nginx/headers.conf;

    client_max_body_size 0;

    location ~ ^/_matrix/client/r0/rooms/([^/]*)/report/(.*)$ {
      # Abuse reports should be sent to Mjölnir.

      # Add CORS, otherwise a browser will refuse this request.
      include /etc/nginx/headers.conf;
      add_header 'Access-Control-Allow-Credentials' 'true' always;
      add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS' always;
      add_header 'Access-Control-Allow-Headers' 'Authorization,Content-Type,Accept,Origin,User-Agent,DNT,Cache-Control,X-Mx-ReqToken,Keep-Alive,X-Requested-With,If-Modified-Since' always;
      add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always;
      add_header 'Access-Control-Max-Age' 1728000; # cache preflight value for 20 days

      # Alias the regexps, to ensure that they're not rewritten.
      set $room_id $1;
      set $event_id $2;
      proxy_pass http://127.0.0.1:8081/api/1/report/$room_id/$event_id;
    }

    location / {
        proxy_pass http://unix:/var/lib/matrix-synapse/matrix-synapse.sock:;
    }
}