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Merge pull request #7839 from prlanzarin/2.2-listenonly-reconnect

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Add auto-reconnect to SFU listen only (#6994)
This commit is contained in:
Anton Georgiev 2019-08-01 13:04:35 -04:00 committed by GitHub
commit 0f5331aba7
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 62 additions and 10 deletions
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52
bigbluebutton-html5/imports/api/audio/client/bridge/kurento.js
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@ -7,6 +7,7 @@ const SFU_URL = Meteor.settings.public.kurento.wsUrl;
const MEDIA = Meteor.settings.public.media;
const MEDIA_TAG = MEDIA.mediaTag.replace(/#/g, '');
const GLOBAL_AUDIO_PREFIX = 'GLOBAL_AUDIO_';
const RECONNECT_TIMEOUT_MS = 15000;
export default class KurentoAudioBridge extends BaseAudioBridge {
constructor(userData) {
@ -32,6 +33,8 @@ export default class KurentoAudioBridge extends BaseAudioBridge {
this.internalMeetingID = meetingId;
this.voiceBridge = voiceBridge;
this.reconnectOngoing = false;
this.hasSuccessfullyStarted = false;
}
joinAudio({ isListenOnly, inputStream }, callback) {
@ -58,6 +61,8 @@ export default class KurentoAudioBridge extends BaseAudioBridge {
const onSuccess = () => {
const { webRtcPeer } = window.kurentoManager.kurentoAudio;
this.hasSuccessfullyStarted = true;
if (webRtcPeer) {
const audioTag = document.getElementById(MEDIA_TAG);
const stream = webRtcPeer.getRemoteStream();
@ -73,10 +78,55 @@ export default class KurentoAudioBridge extends BaseAudioBridge {
}, 'Could not play audio tag, emit mediaTagPlayFailed event');
});
}
if (this.reconnectOngoing) {
this.reconnectOngoing = false;
clearTimeout(this.reconnectTimeout);
}
resolve(this.callback({ status: this.baseCallStates.started }));
};
const onFail = (error) => {
// Listen only connected successfully already and dropped mid-call.
// Try to reconnect ONCE (binded to reconnectOngoing flag)
if (this.hasSuccessfullyStarted && !this.reconnectOngoing) {
logger.error({
logCode: 'sfuaudiobridge_listen_only_error_reconnect',
extraInfo: { error },
}, `Listen only failed for an ongoing session, try to reconnect`);
window.kurentoExitAudio();
this.callback({ status: this.baseCallStates.reconnecting });
this.reconnectOngoing = true;
// Set up a reconnectionTimeout in case the server is unresponsive
// for some reason. If it gets triggered, end the session and stop
// trying to reconnect
this.reconnectTimeout = setTimeout(() => {
this.callback({
status: this.baseCallStates.failed,
error: this.baseErrorCodes.CONNECTION_ERROR,
});
this.reconnectOngoing = false;
this.hasSuccessfullyStarted = false;
window.kurentoExitAudio();
}, RECONNECT_TIMEOUT_MS);
window.kurentoJoinAudio(
MEDIA_TAG,
this.voiceBridge,
this.user.userId,
this.internalMeetingID,
onFail,
onSuccess,
options,
);
} else {
// Already tried reconnecting once OR the user handn't succesfully
// connected firsthand. Just finish the session and reject with error
this.reconnectOngoing = false;
this.hasSuccessfullyStarted = false;
window.kurentoExitAudio();
let reason = 'Undefined';
if (error) {
reason = error.reason || error.id || error;
@ -88,6 +138,7 @@ export default class KurentoAudioBridge extends BaseAudioBridge {
});
reject(reason);
}
};
if (!isListenOnly) {
@ -126,6 +177,7 @@ export default class KurentoAudioBridge extends BaseAudioBridge {
exitAudio() {
return new Promise((resolve) => {
this.hasSuccessfullyStarted = false;
window.kurentoExitAudio();
return resolve(this.callback({ status: this.baseCallStates.ended }));
});