From 60c4570e72e36c2a9720593c8baec74ee2ab52d6 Mon Sep 17 00:00:00 2001 From: Christophe Besson Date: Mon, 10 Aug 2026 22:12:59 +0200 Subject: feat: Phase 9.1–9.5 — WebRTC DataChannel transport for browser P2P MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Browser clients can now connect P2P to nodes behind residential NAT via WebRTC DataChannel with ICE/STUN. Validated on SFR Port-Restricted Cone NAT + 4G CGNAT across three scenarios (WiFi LAN, 4G IPv6, 4G IPv4 STUN). No TURN relay needed. Hub serves only as signaling relay (<1 KB). New files: - webrtc_server.py: aiortc-based WebRTC transport (node side) - signaling.py: SDP/ICE relay endpoint (hub side) - transport.js: browser WebRTC client with msgpack framing - webrtc-test.html: spike test page for browser→NAT→node validation - test_webrtc_transport.py: 4 tests (handshake, file transfer, auth, guard) - meshbay-draft-v4.md: architecture spec updated for web client Modified: - hub_client.py: WebRTC offer handling via hub WebSocket - revocation.py: node_id from WS auth + webrtc_answer routing - pyproject.toml: aiortc>=1.9 dependency 123 tests passing (117 existing + 6 new). Co-Authored-By: Claude Opus 4.6 --- .../meshbay-node/src/meshbay_node/transport/__init__.py | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'packages/meshbay-node/src/meshbay_node/transport/__init__.py') diff --git a/packages/meshbay-node/src/meshbay_node/transport/__init__.py b/packages/meshbay-node/src/meshbay_node/transport/__init__.py index 5a1b8d7..df9c209 100644 --- a/packages/meshbay-node/src/meshbay_node/transport/__init__.py +++ b/packages/meshbay-node/src/meshbay_node/transport/__init__.py @@ -1,10 +1,9 @@ -"""MeshBay Node transport layer — TCP+TLS (MNP v1) and QUIC (MNP v2).""" +"""MeshBay Node transport layer — TCP+TLS (v1), QUIC (v2), WebRTC (browsers).""" from .server import ChunkServer from .client import ChunkClient from .http_server import create_http_app # QUIC transport (MNP v2) — requires aioquic>=1.0 -# Falls back gracefully if not installed; node still works via TCP+TLS and HTTP. try: from .quic_server import QuicChunkServer, Denylist from .quic_client import QuicChunkClient @@ -15,7 +14,17 @@ except ImportError: Denylist = None # type: ignore[assignment,misc] QUIC_AVAILABLE = False +# WebRTC transport (browsers) — requires aiortc>=1.9 +try: + from .webrtc_server import WebRTCTransport, WebRTCPeerSession + WEBRTC_AVAILABLE = True +except ImportError: + WebRTCTransport = None # type: ignore[assignment,misc] + WebRTCPeerSession = None # type: ignore[assignment,misc] + WEBRTC_AVAILABLE = False + __all__ = [ "ChunkServer", "ChunkClient", "create_http_app", "QuicChunkServer", "QuicChunkClient", "Denylist", "QUIC_AVAILABLE", + "WebRTCTransport", "WebRTCPeerSession", "WEBRTC_AVAILABLE", ] -- cgit v1.2.3