support udp in relay if last proxy could udp-over-tcp

2022-04-30 11:36:42 +08:00
parent 9dbe20f2c5
commit 861205dbbe
7 changed files with 147 additions and 11 deletions
--- a/constant/adapters.go
+++ b/constant/adapters.go
@ -99,6 +99,10 @@ type ProxyAdapter interface {
 	DialContext(ctx context.Context, metadata *Metadata, opts ...dialer.Option) (Conn, error)
 	ListenPacketContext(ctx context.Context, metadata *Metadata, opts ...dialer.Option) (PacketConn, error)

+	// SupportUOT return UDP over TCP support
+	SupportUOT() bool
+	ListenPacketOnStreamConn(c net.Conn, metadata *Metadata) (PacketConn, error)
+
 	// Unwrap extracts the proxy from a proxy-group. It returns nil when nothing to extract.
 	Unwrap(metadata *Metadata) Proxy
 }