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SFU health: expose ice_servers for WebRTC clients (M2).

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Include coturn turn_host credentials from lab config alongside public STUN.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Anton Afanasyeu
2026-08-07 22:45:52 +02:00
parent 524170963d
commit aa98516d3e
2 changed files with 31 additions and 4 deletions
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17
examples/sfu/README.md
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@@ -20,12 +20,21 @@
3. Open `/app/androidcast_project/sfu/lab` → publish screen share. 3. Open `/app/androidcast_project/sfu/lab` → publish screen share.
4. Second tab/browser → same lab URL → enter room id + **publisher feed id** → Subscribe. 4. Second tab/browser → same lab URL → enter room id + **publisher feed id** → Subscribe.
## Next (M2+) ## Milestones
1. Wire cast encoder → SFU publisher (screen share, not camera-only lab). | Milestone | Scope |
2. Education screen share on SFU path (replace P2P demo). |-----------|--------|
| **M0** | Browser lab (`lab.php`) — getDisplayMedia publish + subscribe |
| **M1** | Android libwebrtc camera publish/subscribe (dev gate) |
| **M2** | Android MediaProjection screen share + ICE from health (coturn) |
| **M3+** | Cast encoder → SFU transport; education path; RBAC stats |
## Next (M3+)
1. Wire cast encoder → SFU publisher (replace P2P cast transport).
2. Education screen share on SFU path.
3. Session RBAC + stats → graphs. 3. Session RBAC + stats → graphs.
Android M1: `ac-mobile-android` → Developer settings → **Enable Janus SFU relay lab** → **Open SFU lab**. Android: **Developer settings → Enable Janus SFU relay lab → Open SFU lab** — **Publish screen share** (M2) or **Publish camera** (M1).
See [ac-docs BUILD_DEPLOY](../../ac-docs/BUILD_DEPLOY.md) and cluster `deploy-janus-sfu.sh`. See [ac-docs BUILD_DEPLOY](../../ac-docs/BUILD_DEPLOY.md) and cluster `deploy-janus-sfu.sh`.

18
public/health.php
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@@ -8,6 +8,22 @@ $janus = janusClient();
$info = $janus->info(); $info = $janus->info();
$online = isset($info['janus']) && $info['janus'] === 'server_info'; $online = isset($info['janus']) && $info['janus'] === 'server_info';
$turnHost = trim((string) sfuConfig('turn_host', ''));
$turnPort = (int) sfuConfig('turn_port', 3478);
$turnUser = trim((string) sfuConfig('turn_user', ''));
$turnPass = trim((string) sfuConfig('turn_pass', ''));
$iceServers = [
['urls' => 'stun:stun.l.google.com:19302'],
['urls' => 'stun:stun1.l.google.com:19302'],
];
if ($turnHost !== '') {
$iceServers[] = [
'urls' => 'turn:' . $turnHost . ':' . $turnPort . '?transport=udp',
'username' => $turnUser,
'credential' => $turnPass,
];
}
echo json_encode([ echo json_encode([
'ok' => true, 'ok' => true,
'sfu' => [ 'sfu' => [
@@ -18,5 +34,7 @@ echo json_encode([
'signaling_url' => sfuConfig('signaling_url', 'wss://apps.f0xx.org/app/androidcast_project/sfu/ws'), 'signaling_url' => sfuConfig('signaling_url', 'wss://apps.f0xx.org/app/androidcast_project/sfu/ws'),
'ws_url' => '/app/androidcast_project/sfu/ws', 'ws_url' => '/app/androidcast_project/sfu/ws',
'api_base' => '/app/androidcast_project/sfu/api', 'api_base' => '/app/androidcast_project/sfu/api',
'ice_servers' => $iceServers,
'turn_host' => $turnHost !== '' ? $turnHost : null,
], ],
], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE); ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);