Improve bridge

protocol/tailscale/endpoint.go

@@ -816,7 +816,7 @@ func (t *Endpoint) NewPacketConnectionEx(ctx context.Context, conn N.PacketConn,
 	t.router.RoutePacketConnectionEx(ctx, conn, metadata, onClose)
 }
 
-func (t *Endpoint) PreferredDomain(domain string) bool {
+func (t *Endpoint) PreferredDomain(metadata *adapter.InboundContext, domain string) bool {
 	routeDomains := t.routeDomains.Load()
 	if routeDomains == nil {
 		return false
@@ -833,7 +833,7 @@ func (t *Endpoint) PreferredDomain(domain string) bool {
 	return !strings.Contains(domain, ".") && t.searchDomains.Load()
 }
 
-func (t *Endpoint) PreferredAddress(address netip.Addr) bool {
+func (t *Endpoint) PreferredAddress(metadata *adapter.InboundContext, address netip.Addr) bool {
 	routePrefixes := t.routePrefixes.Load()
 	if routePrefixes == nil {
 		return false

protocol/tailscale/port.go

@@ -9,19 +9,13 @@ import (
 	"github.com/sagernet/sing-tun"
 	"github.com/sagernet/sing-tun/gtcpip/header"
 	E "github.com/sagernet/sing/common/exceptions"
-	N "github.com/sagernet/sing/common/network"
 	tsTUN "github.com/sagernet/tailscale/net/tstun"
 	"github.com/sagernet/tailscale/types/ipproto"
 	"github.com/sagernet/tailscale/wgengine/filter"
 )
 
-func (t *Endpoint) SupportsFlow(network string) bool {
-	switch network {
-	case N.NetworkTCP, N.NetworkUDP, N.NetworkICMP:
-		return true
-	default:
-		return false
-	}
+func (t *Endpoint) PreMatchFlow(network string, destination netip.Addr) adapter.PreMatchAction {
+	return adapter.PreMatchFlow
 }
 
 func (t *Endpoint) PortAddresses() (netip.Addr, netip.Addr) {