smarter scheme and port detection

src/route/route.go

@@ -17,15 +17,15 @@ type (
 		Type() RouteType
 		URL() *url.URL
 	}
-	Routes    = F.Map[string, Route]
-	RouteType string
+	Routes = F.Map[string, Route]
 
 	RouteImpl interface {
 		Start() E.NestedError
 		Stop() E.NestedError
 		String() string
 	}
-	route struct {
+	RouteType string
+	route     struct {
 		RouteImpl
 		type_ RouteType
 		entry *M.RawEntry
@@ -58,7 +58,10 @@ func NewRoute(en *M.RawEntry) (Route, E.NestedError) {
 	default:
 		panic("bug: should not reach here")
 	}
-	return &route{RouteImpl: rt.(RouteImpl), entry: en, type_: t}, err
+	if err != nil {
+		return nil, err
+	}
+	return &route{RouteImpl: rt.(RouteImpl), entry: en, type_: t}, nil
 }
 
 func (rt *route) Entry() *M.RawEntry {

src/route/stream_route.go

@@ -14,7 +14,7 @@ import (
 )
 
 type StreamRoute struct {
-	P.StreamEntry
+	*P.StreamEntry
 	StreamImpl `json:"-"`
 
 	wg     sync.WaitGroup
@@ -31,6 +31,7 @@ type StreamImpl interface {
 	Accept() (any, error)
 	Handle(any) error
 	CloseListeners()
+	String() string
 }
 
 func NewStreamRoute(entry *P.StreamEntry) (*StreamRoute, E.NestedError) {
@@ -39,7 +40,7 @@ func NewStreamRoute(entry *P.StreamEntry) (*StreamRoute, E.NestedError) {
 		return nil, E.Unsupported("scheme", fmt.Sprintf("%v -> %v", entry.Scheme.ListeningScheme, entry.Scheme.ProxyScheme))
 	}
 	base := &StreamRoute{
-		StreamEntry: *entry,
+		StreamEntry: entry,
 		connCh:      make(chan any, 100),
 	}
 	if entry.Scheme.ListeningScheme.IsTCP() {
@@ -64,6 +65,7 @@ func (r *StreamRoute) Start() E.NestedError {
 	if err := r.Setup(); err != nil {
 		return E.FailWith("setup", err)
 	}
+	r.l.Infof("listening on port %d", r.Port.ListeningPort)
 	r.started.Store(true)
 	r.wg.Add(2)
 	go r.grAcceptConnections()

src/route/udp_route.go

@@ -52,10 +52,11 @@ func (route *UDPRoute) Setup() error {
 	}
 
 	//! this read the allocated listeningPort from orginal ':0'
-	route.Port.ListeningPort = T.Port(laddr.Port)
+	route.Port.ListeningPort = T.Port(source.LocalAddr().(*net.UDPAddr).Port)
 
 	route.listeningConn = source
 	route.targetAddr = raddr
+
 	return nil
 }