Bare QUIC demo working

cmd/dendrite-demo-yggdrasil/yggconn/client.go

@@ -1,35 +1,13 @@
 package yggconn
 
 import (
-	"context"
-	"crypto/ed25519"
-	"encoding/hex"
-	"fmt"
-	"net"
 	"net/http"
-	"strings"
 	"time"
 
-	"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/convert"
 	"github.com/matrix-org/dendrite/internal/setup"
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
-func (n *Node) yggdialer(_, address string) (net.Conn, error) {
-	tokens := strings.Split(address, ":")
-	raw, err := hex.DecodeString(tokens[0])
-	if err != nil {
-		return nil, fmt.Errorf("hex.DecodeString: %w", err)
-	}
-	converted := convert.Ed25519PublicKeyToCurve25519(ed25519.PublicKey(raw))
-	convhex := hex.EncodeToString(converted)
-	return n.Dial("curve25519", convhex)
-}
-
-func (n *Node) yggdialerctx(ctx context.Context, network, address string) (net.Conn, error) {
-	return n.yggdialer(network, address)
-}
-
 type yggroundtripper struct {
 	inner *http.Transport
 }
@@ -48,7 +26,7 @@ func (n *Node) CreateClient(
 			inner: &http.Transport{
 				ResponseHeaderTimeout: 15 * time.Second,
 				IdleConnTimeout:       60 * time.Second,
-				DialContext:           n.yggdialerctx,
+				DialContext:           n.DialerContext,
 			},
 		},
 	)
@@ -64,7 +42,7 @@ func (n *Node) CreateFederationClient(
 			inner: &http.Transport{
 				ResponseHeaderTimeout: 15 * time.Second,
 				IdleConnTimeout:       60 * time.Second,
-				DialContext:           n.yggdialerctx,
+				DialContext:           n.DialerContext,
 				TLSClientConfig:       n.tlsConfig,
 			},
 		},

cmd/dendrite-demo-yggdrasil/yggconn/node.go

@@ -20,6 +20,7 @@ import (
 	"crypto/tls"
 	"encoding/hex"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io/ioutil"
 	"log"
@@ -53,15 +54,10 @@ type Node struct {
 	incoming   chan QUICStream
 }
 
-func (n *Node) BuildName() string {
-	return "dendrite"
-}
-
-func (n *Node) BuildVersion() string {
-	return "dev"
-}
-
 func (n *Node) Dialer(_, address string) (net.Conn, error) {
+	if len(n.core.GetSwitchPeers()) == 0 {
+		return nil, errors.New("no peer connections available")
+	}
 	tokens := strings.Split(address, ":")
 	raw, err := hex.DecodeString(tokens[0])
 	if err != nil {
@@ -85,7 +81,6 @@ func Setup(instanceName, storageDirectory string) (*Node, error) {
 		log:       gologme.New(os.Stdout, "YGG ", log.Flags()),
 		incoming:  make(chan QUICStream),
 	}
-	//n.core.SetBuildInfo(n)
 
 	yggfile := fmt.Sprintf("%s/%s-yggdrasil.conf", storageDirectory, instanceName)
 	if _, err := os.Stat(yggfile); !os.IsNotExist(err) {

cmd/dendrite-demo-yggdrasil/yggconn/session.go

@@ -52,8 +52,8 @@ func (n *Node) listenFromYgg() {
 			return
 		}
 		if len(session.ConnectionState().PeerCertificates) != 1 {
-			session.CloseWithError(0, "expected a peer certificate")
-			return
+			_ = session.CloseWithError(0, "expected a peer certificate")
+			continue
 		}
 		address := session.ConnectionState().PeerCertificates[0].Subject.CommonName
 		n.log.Infoln("Accepted connection from", address)