Set new parameters for new WebTransport version

p2p/transport/quicreuse/config.go

@@ -15,4 +15,6 @@ var quicConfig = &quic.Config{
 	Versions:                   []quic.Version{quic.Version1},
 	// We don't use datagrams (yet), but this is necessary for WebTransport
 	EnableDatagrams: true,
+	// Required for WebTransport
+	EnableStreamResetPartialDelivery: true,
 }

p2p/transport/webtransport/listener.go

@@ -68,6 +68,7 @@ func newListener(reuseListener quicreuse.Listener, t *transport, isStaticTLSConf
 				ConnContext: func(ctx context.Context, c *quic.Conn) context.Context {
 					return context.WithValue(ctx, connKey{}, c)
 				},
+				EnableDatagrams: true,
 			},
 			CheckOrigin: func(_ *http.Request) bool { return true },
 		},
@@ -77,6 +78,7 @@ func newListener(reuseListener quicreuse.Listener, t *transport, isStaticTLSConf
 	mux := http.NewServeMux()
 	mux.HandleFunc(webtransportHTTPEndpoint, ln.httpHandler)
 	ln.server.H3.Handler = mux
+	webtransport.ConfigureHTTP3Server(ln.server.H3)
 	go func() {
 		defer close(ln.serverClosed)
 		for {