upstream synapse_master {
	server localhost:8008;
}

upstream synapse_federation {
	server localhost:8082;
}

upstream synapse_generic {
	server localhost:8081;
}

map $request_uri $synapse_backend {
	default synapse_master;

	# Sync requests
	~*^/_matrix/client/(r0|v3)/sync$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3)/events$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3)/initialSync$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3)/rooms/[^/]+/initialSync$ synapse_generic;

	# Federation requests
	~*^/_matrix/federation/v1/event/ synapse_federation;
	~*^/_matrix/federation/v1/state/ synapse_federation;
	~*^/_matrix/federation/v1/state_ids/ synapse_federation;
	~*^/_matrix/federation/v1/backfill/ synapse_federation;
	~*^/_matrix/federation/v1/get_missing_events/ synapse_federation;
	~*^/_matrix/federation/v1/publicRooms synapse_federation;
	~*^/_matrix/federation/v1/query/ synapse_federation;
	~*^/_matrix/federation/v1/make_join/ synapse_federation;
	~*^/_matrix/federation/v1/make_leave/ synapse_federation;
	~*^/_matrix/federation/(v1|v2)/send_join/ synapse_federation;
	~*^/_matrix/federation/(v1|v2)/send_leave/ synapse_federation;
	~*^/_matrix/federation/(v1|v2)/invite/ synapse_federation;
	~*^/_matrix/federation/v1/event_auth/ synapse_federation;
	~*^/_matrix/federation/v1/exchange_third_party_invite/ synapse_federation;
	~*^/_matrix/federation/v1/user/devices/ synapse_federation;
	~*^/_matrix/key/v2/query synapse_federation;
	~*^/_matrix/federation/v1/hierarchy/ synapse_federation;

	# Inbound federation transaction request
	~*^/_matrix/federation/v1/send/ synapse_federation;

	# Client API requests
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/createRoom$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/publicRooms$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/joined_members$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/context/.*$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/members$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/state$ synapse_generic;
	~*^/_matrix/client/v1/rooms/.*/hierarchy$ synaspe_generic;
	~*^/_matrix/client/unstable/org.matrix.msc2716/rooms/.*/batch_send$ synapse_generic;
	~*^/_matrix/client/unstable/im.nheko.summary/rooms/.*/summary$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/account/3pid$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/account/whoami$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/devices$ synapse_generic;
	~*^/_matrix/client/versions$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/voip/turnServer$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/event/ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/joined_rooms$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/search$ synapse_generic;

	# Encryption requests
	~*^/_matrix/client/(r0|v3|unstable)/keys/query$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/keys/changes$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/keys/claim$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/room_keys/ synapse_generic;

	# Registration/login requests
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/login$ synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/register$ synapse_generic;
	~*^/_matrix/client/v1/register/m.login.registration_token/validity$ synapse_generic;

	# Event sending requests
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/redact synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/send synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/state/ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/rooms/.*/(join|invite|leave|ban|unban|kick)$ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/join/ synapse_generic;
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/profile/ synapse_generic;

	# Account data requests
	~*^/_matrix/client/(r0|v3|unstable)/.*/tags synapse_generic;
	~*^/_matrix/client/(r0|v3|unstable)/.*/account_data synapse_generic;

	# Receipts requests
	#~*^/_matrix/client/(r0|v3|unstable)/rooms/.*/receipt synapse_generic;
	#~*^/_matrix/client/(r0|v3|unstable)/rooms/.*/read_markers synapse_generic;

	# Presence requests
	~*^/_matrix/client/(api/v1|r0|v3|unstable)/presence/ synapse_generic;

	# User directory search requests
	~*^/_matrix/client/(r0|v3|unstable)/user_directory/search$ synapse_generic;
}


server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;

    ssl_certificate      /etc/letsencrypt/live/synapse.tws-matrix.ungleich.cloud/fullchain.pem;
    ssl_certificate_key  /etc/letsencrypt/live/synapse.tws-matrix.ungleich.cloud/privkey.pem;

    server_name synapse.tws-matrix.ungleich.cloud;
    
    client_max_body_size 512m;

    error_page 403 404 /403_404.html;
    location = /403_404.html {
	    default_type application/json;
	    return 200 'You are not authorized to access this page.';
    }

    location ~ /_matrix|/_synapse {
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-Forwarded-Proto $scheme;
      proxy_set_header Host $http_host;
      proxy_set_header X-Real-IP $remote_addr;
      proxy_connect_timeout 3600;
      proxy_send_timeout 3600;
      proxy_read_timeout 3600;
      send_timeout 3600;
      proxy_pass http://$synapse_backend;
    }
}