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add support for session:reconnect over ws api

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This commit is contained in:
Dave Horton
2022-02-27 16:57:00 -05:00
parent f317fbaa45
commit fb25389cd1
1 changed files with 15 additions and 7 deletions
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22
lib/utils/ws-requestor.js
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@@ -40,6 +40,8 @@ class WsRequestor extends BaseRequestor {
return;
}
if (type === 'session:new') this.call_sid = params.callSid;
/* if we have an absolute url, and it is http then do a standard webhook */
if (this._isAbsoluteUrl(url) && url.startsWith('http')) {
this.logger.debug({hook}, 'WsRequestor: sending a webhook');
@@ -72,6 +74,7 @@ class WsRequestor extends BaseRequestor {
const obj = {
type,
msgid,
call_sid: this.call_sid,
hook: type === 'verb:hook' ? url : undefined,
data: {...payload}
};
@@ -137,7 +140,7 @@ class WsRequestor extends BaseRequestor {
.once('ready', (ws) => {
this.ws = ws;
this.removeAllListeners('not-ready');
this.connections++;
if (this.connections++ > 0) this.request('session:reconnect', this.url);
resolve();
})
.once('not-ready', (err) => {
@@ -151,22 +154,22 @@ class WsRequestor extends BaseRequestor {
_setHandlers(ws) {
ws
.on('open', this._onOpen.bind(this, ws))
.on('close', this._onClose.bind(this))
.once('open', this._onOpen.bind(this, ws))
.once('close', this._onClose.bind(this))
.on('message', this._onMessage.bind(this))
.on('unexpected-response', this._onUnexpectedResponse.bind(this, ws))
.once('unexpected-response', this._onUnexpectedResponse.bind(this, ws))
.on('error', this._onError.bind(this));
}
_onError(err) {
if (this.connections > 0) {
this.logger.info({url: this.url, err}, 'WsRequestor:_onError');
if (this.connections > 0) this.emit('socket-closed');
}
else this.emit('not-ready', err);
}
_onOpen(ws) {
if (this.ws) this.logger.info({old_ws: this.ws._socket.address()}, 'WsRequestor:_onOpen');
assert(!this.ws);
this.emit('ready', ws);
this.logger.info({url: this.url}, 'WsRequestor - successfully connected');
@@ -177,6 +180,8 @@ class WsRequestor extends BaseRequestor {
this.logger.info({url: this.url}, 'WsRequestor - socket closed unexpectedly from remote side');
this.emit('socket-closed');
}
this.ws && this.ws.removeAllListeners();
this.ws = null;
}
_onUnexpectedResponse(ws, req, res) {
@@ -193,8 +198,11 @@ class WsRequestor extends BaseRequestor {
_onSocketClosed() {
this.ws = null;
if (this.connections > 0) {
if (++this.connections < MAX_RECONNECTS) {
setImmediate(this.connect.bind(this));
if (this.connections < MAX_RECONNECTS) {
setTimeout(this._connect.bind(this), 500);
}
else {
this.logger.info('WsRequestor:_onSocketClosed - max reconnection attempts reached');
}
}
}