mirror of
https://github.com/jambonz/jambonz-feature-server.git
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11c5047465
* fix: Re-invite sip rec does not update media * fix: Re-invite sip rec does not update media
87 lines
3.4 KiB
JavaScript
87 lines
3.4 KiB
JavaScript
const InboundCallSession = require('./inbound-call-session');
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const {createSipRecPayload} = require('../utils/siprec-utils');
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const {CallStatus} = require('../utils/constants');
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const {parseSiprecPayload} = require('../utils/siprec-utils');
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/**
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* @classdesc Subclass of InboundCallSession. This represents a CallSession that is
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* established for an inbound SIPREC call.
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* @extends InboundCallSession
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*/
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class SipRecCallSession extends InboundCallSession {
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constructor(req, res) {
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super(req, res);
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const {sdp1, sdp2, metadata} = req.locals.siprec;
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this.sdp1 = sdp1;
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this.sdp2 = sdp2;
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this.metadata = metadata;
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}
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async _onReinvite(req, res) {
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try {
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this.logger.info(req.payload, 'SipRec Re-INVITE payload');
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const {sdp1: reSdp1, sdp2: reSdp2, metadata: reMetadata} = await parseSiprecPayload(req, this.logger);
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this.sdp1 = reSdp1;
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this.sdp2 = reSdp2;
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this.metadata = reMetadata;
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if (this.ep && this.ep2) {
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let remoteSdp = this.sdp1.replace(/sendonly/, 'sendrecv');
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const newSdp1 = await this.ep.modify(remoteSdp);
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remoteSdp = this.sdp2.replace(/sendonly/, 'sendrecv');
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const newSdp2 = await this.ep2.modify(remoteSdp);
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const combinedSdp = await createSipRecPayload(newSdp1, newSdp2, this.logger);
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res.send(200, {body: combinedSdp});
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this.logger.info({offer: req.body, answer: combinedSdp}, 'SipRec handling reINVITE');
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}
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else {
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this.logger.info('got SipRec reINVITE but no endpoint and media has not been released');
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res.send(488);
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}
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} catch (err) {
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this.logger.error(err, 'Error handling reinvite');
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}
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}
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async answerSipRecCall() {
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try {
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this.ms = this.getMS();
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let remoteSdp = this.sdp1.replace(/sendonly/, 'sendrecv');
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this.ep = await this.ms.createEndpoint({remoteSdp});
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//this.logger.debug({remoteSdp, localSdp: this.ep.local.sdp}, 'SipRecCallSession - allocated first endpoint');
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remoteSdp = this.sdp2.replace(/sendonly/, 'sendrecv');
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this.ep2 = await this.ms.createEndpoint({remoteSdp});
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//this.logger.debug({remoteSdp, localSdp: this.ep2.local.sdp}, 'SipRecCallSession - allocated second endpoint');
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await this.ep.bridge(this.ep2);
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const combinedSdp = await createSipRecPayload(this.ep.local.sdp, this.ep2.local.sdp, this.logger);
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/*
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this.logger.debug({
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combinedSdp
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}, 'SipRecCallSession:_answerSipRecCall - created SIPREC payload');
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*/
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this.dlg = await this.srf.createUAS(this.req, this.res, {
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headers: {
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'Content-Type': 'application/sdp',
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'X-Trace-ID': this.req.locals.traceId,
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'X-Call-Sid': this.req.locals.callSid,
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...(this.applicationSid && {'X-Application-Sid': this.applicationSid})
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},
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localSdp: combinedSdp
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});
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this.dlg.on('destroy', this._callerHungup.bind(this));
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this.wrapDialog(this.dlg);
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this.dlg.callSid = this.callSid;
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this.emit('callStatusChange', {sipStatus: 200, sipReason: 'OK', callStatus: CallStatus.InProgress});
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this.dlg.on('modify', this._onReinvite.bind(this));
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this.dlg.on('refer', this._onRefer.bind(this));
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} catch (err) {
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this.logger.error({err}, 'SipRecCallSession:_answerSipRecCall error:');
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if (this.res && !this.res.finalResponseSent) this.res.send(500);
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this._callReleased();
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}
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}
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}
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module.exports = SipRecCallSession;
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