sends out introduction to peers

pkg/crypto/key/sig/signature.go

@@ -7,7 +7,7 @@ package sig
 import (
 	"github.com/decred/dcrd/dcrec/secp256k1/v4"
 	"github.com/decred/dcrd/dcrec/secp256k1/v4/ecdsa"
-
+	
 	"git-indra.lan/indra-labs/indra"
 	"git-indra.lan/indra-labs/indra/pkg/crypto/key/prv"
 	"git-indra.lan/indra-labs/indra/pkg/crypto/key/pub"
@@ -21,13 +21,11 @@ var (
 )
 
 // Len is the length of the signatures used in Indra, compact keys that can have
-// the public key extracted from them, thus eliminating the need to separately
+// the public key extracted from them.
-// specify it in messages.
 const Len = 65
 
 // Bytes is an ECDSA BIP62 formatted compact signature which allows the recovery
-// of the public key from the signature. This allows messages to avoid adding
+// of the public key from the signature.
-// extra bytes to also specify the public key of the signer.
 type Bytes [Len]byte
 
 // Sign produces an ECDSA BIP62 compact signature.

pkg/messages/hiddenservice/hiddenservice.go

@@ -65,9 +65,9 @@ func (x *Layer) Decode(b slice.Bytes, c *slice.Cursor) (e error) {
 	}
 	splice.Splice(b, c).
 		ReadID(&x.ID).
-		ReadPubkey(&x.Key).
+		ReadPubkey(&x.Layer.Key).
-		ReadAddrPort(&x.AddrPort).
+		ReadAddrPort(&x.Layer.AddrPort).
-		ReadSignature(x.Bytes).
+		ReadSignature(&x.Layer.Bytes).
 		ReadHash(&x.Ciphers[0]).ReadHash(&x.Ciphers[1]).ReadHash(&x.Ciphers[2]).
 		ReadIV(&x.Nonces[0]).ReadIV(&x.Nonces[1]).ReadIV(&x.Nonces[2])
 	return

pkg/messages/intro/intro-message.go

@@ -32,12 +32,12 @@ var (
 )
 
 type Layer struct {
-	*pub.Key
+	Key      *pub.Key
-	*netip.AddrPort
+	AddrPort *netip.AddrPort
-	sig.Bytes
+	Bytes    sig.Bytes
 }
 
-func New(key *prv.Key, ap *netip.AddrPort) (im *Layer) {
+func New(key *prv.Key, ap *netip.AddrPort) (in *Layer) {
 	pk := pub.Derive(key)
 	bap, _ := ap.MarshalBinary()
 	pkb := pk.ToBytes()
@@ -47,7 +47,7 @@ func New(key *prv.Key, ap *netip.AddrPort) (im *Layer) {
 	if sign, e = sig.Sign(key, hash); check(e) {
 		return nil
 	}
-	im = &Layer{
+	in = &Layer{
 		Key:      pk,
 		AddrPort: ap,
 		Bytes:    sign,
@@ -85,6 +85,7 @@ func (im *Layer) Encode(b slice.Bytes, c *slice.Cursor) {
 func (im *Layer) Decode(b slice.Bytes, c *slice.Cursor) (e error) {
 	splice.Splice(b, c).
 		ReadPubkey(&im.Key).
-		ReadAddrPort(&im.AddrPort).ReadSignature(im.Bytes)
+		ReadAddrPort(&im.AddrPort).
+		ReadSignature(&im.Bytes)
 	return
 }

pkg/messages/intro/intro-message_test.go

@@ -0,0 +1,22 @@
+package intro
+
+import (
+	"testing"
+	
+	"git-indra.lan/indra-labs/indra/pkg/crypto/key/prv"
+	"git-indra.lan/indra-labs/indra/pkg/util/slice"
+)
+
+func TestLayer_Validate(t *testing.T) {
+	addr := slice.GenerateRandomAddrPortIPv4()
+	var e error
+	var idPrv *prv.Key
+	if idPrv, e = prv.GenerateKey(); check(e) {
+		return
+	}
+	im := New(idPrv, addr)
+	log.I.S(im)
+	if !im.Validate() {
+		t.Error("failed to validate")
+	}
+}

pkg/relay/engine_test.go

@@ -302,6 +302,7 @@ func TestClient_HiddenService(t *testing.T) {
 		v.Shutdown()
 	}
 }
+
 func TestClient_HiddenServiceBroadcast(t *testing.T) {
 	log2.SetLogLevel(log2.Info)
 	var clients []*Engine

pkg/relay/handler-hiddenservice.go

@@ -13,5 +13,5 @@ func (eng *Engine) hiddenservice(hs *hiddenservice.Layer, b slice.Bytes,
 		hs.Layer.Key.ToBase32())
 	eng.Introductions.AddIntro(hs.Layer.Key, b[*c:])
 	log.I.Ln("stored new introduction, starting broadcast")
-	go eng.hiddenserviceBroadcaster(hs.Layer.Key)
+	go eng.hiddenserviceBroadcaster(&hs.Layer)
 }

pkg/relay/handler-intro.go

@@ -9,6 +9,8 @@ import (
 func (eng *Engine) intro(intr *intro.Layer, b slice.Bytes,
 	c *slice.Cursor, prev types.Onion) {
 	
-	log.D.F("sending out intro to %s at %s to all known peers",
+	if intr.Validate() {
-		intr.Key.ToBase32(), intr.AddrPort.String())
+		log.D.F("sending out intro to %s at %s to all known peers",
+			intr.Key.ToBase32(), intr.AddrPort.String())
+	}
 }

pkg/relay/helper-sendintroduction.go

@@ -9,7 +9,6 @@ import (
 func (eng *Engine) SendIntro(id nonce.ID, target *Session, intr *intro.Layer,
 	hook func(id nonce.ID, b slice.Bytes)) {
 	
-	log.I.Ln(target.Hop)
 	hops := []byte{0, 1, 2, 3, 4, 5}
 	s := make(Sessions, len(hops))
 	s[2] = target

pkg/relay/hiddenservice-broadcast.go

@@ -13,12 +13,11 @@ import (
 
 type Referrers map[pub.Bytes][]pub.Bytes
 
-func (eng *Engine) hiddenserviceBroadcaster(hsk *pub.Key) {
+func (eng *Engine) hiddenserviceBroadcaster(hs *intro.Layer) {
-	log.D.F("propagating hidden service introduction for %x", hsk.ToBytes())
+	log.D.F("propagating hidden service introduction for %x", hs.Key.ToBytes())
 	done := qu.T()
-	me := eng.GetLocalNodeAddress()
 	intr := &intro.Layer{
-		Key: hsk, AddrPort: me,
+		Key: hs.Key, AddrPort: hs.AddrPort, Bytes: hs.Bytes,
 	}
 	msg := make(slice.Bytes, intro.Len)
 	c := slice.NewCursor()

pkg/splice/splice.go

@@ -183,7 +183,7 @@ func (s *Splicer) Signature(sb sig.Bytes) *Splicer {
 	return s
 }
 
-func (s *Splicer) ReadSignature(sb sig.Bytes) *Splicer {
+func (s *Splicer) ReadSignature(sb *sig.Bytes) *Splicer {
 	copy(sb[:], s.b[*s.c:s.c.Inc(sig.Len)])
 	return s
 }