explewd/waste-go
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Add TURN relay support for daemon mode

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-turn-url and -turn-secret flags on the daemon; credentials generated
using coturn use-auth-secret HMAC-SHA1 scheme (same as browser mode).
ICEServers field on mesh.Mesh threads extra ICE servers through to
every PeerConnection created by the anchor client.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Fredrik Johansson
2026-06-26 22:16:18 +02:00
parent 31e13fd509
commit 1308082c7b
4 changed files with 50 additions and 8 deletions
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13
internal/anchor/client.go
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@@ -229,7 +229,7 @@ func runOnce(ctx context.Context, anchorURL, netHash string, id *crypto.Identity
mu.Lock()
if sess == nil {
// Answerer: we haven't created a session yet, do it now.
pc, err := newPC()
pc, err := newPC(m.ICEServers)
if err != nil {
mu.Unlock()
log.Printf("anchor: new PC for answerer: %v", err)
@@ -412,7 +412,7 @@ func dispatchSignaling(
// startOffer creates a session, sends our ekey, waits up to ekeyTimeout for
// the peer's ekey, then sends the offer (ephemeral or static).
func startOffer(ctx context.Context, peerID proto.PeerID, id *crypto.Identity, m *mesh.Mesh, s *sender) (*peerSession, error) {
pc, err := newPC()
pc, err := newPC(m.ICEServers)
if err != nil {
return nil, err
}
@@ -473,7 +473,7 @@ func startOffer(ctx context.Context, peerID proto.PeerID, id *crypto.Identity, m
// answerOffer processes an incoming offer and returns the PeerConnection.
func answerOffer(ctx context.Context, payload proto.SignalingPayload, fromID proto.PeerID, id *crypto.Identity, m *mesh.Mesh, s *sender, sess *peerSession) (*webrtc.PeerConnection, error) {
pc, err := newPC()
pc, err := newPC(m.ICEServers)
if err != nil {
return nil, err
}
@@ -618,10 +618,9 @@ func hashNetName(name string) string {
return hex.EncodeToString(h[:])
}
func newPC() (*webrtc.PeerConnection, error) {
return webrtc.NewPeerConnection(webrtc.Configuration{
ICEServers: []webrtc.ICEServer{{URLs: []string{"stun:stun.l.google.com:19302"}}},
})
func newPC(extra []webrtc.ICEServer) (*webrtc.PeerConnection, error) {
servers := append([]webrtc.ICEServer{{URLs: []string{"stun:stun.l.google.com:19302"}}}, extra...)
return webrtc.NewPeerConnection(webrtc.Configuration{ICEServers: servers})
}
func boolPtr(b bool) *bool { return &b }