Fix destructuring error when unsubscribing without subscribing (#14566)

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Eugen Rochko 2020-08-12 15:36:07 +02:00 committed by GitHub
parent 8d217d7231
commit 01647b8acb
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@ -210,6 +210,7 @@ const startWorker = (workerId) => {
if (subs[channel].length === 0) { if (subs[channel].length === 0) {
log.verbose(`Unsubscribe ${channel}`); log.verbose(`Unsubscribe ${channel}`);
redisSubscribeClient.unsubscribe(channel); redisSubscribeClient.unsubscribe(channel);
delete subs[channel];
} }
}; };
@ -866,19 +867,21 @@ const startWorker = (workerId) => {
channelNameToIds(request, channelName, params).then(({ channelIds }) => { channelNameToIds(request, channelName, params).then(({ channelIds }) => {
log.verbose(request.requestId, `Ending stream from ${channelIds.join(', ')} for ${request.accountId}`); log.verbose(request.requestId, `Ending stream from ${channelIds.join(', ')} for ${request.accountId}`);
const { listener, stopHeartbeat } = subscriptions[channelIds.join(';')]; const subscription = subscriptions[channelIds.join(';')];
if (!listener) { if (!subscription) {
return; return;
} }
const { listener, stopHeartbeat } = subscription;
channelIds.forEach(channelId => { channelIds.forEach(channelId => {
unsubscribe(`${redisPrefix}${channelId}`, listener); unsubscribe(`${redisPrefix}${channelId}`, listener);
}); });
stopHeartbeat(); stopHeartbeat();
subscriptions[channelIds.join(';')] = undefined; delete subscriptions[channelIds.join(';')];
}).catch(err => { }).catch(err => {
log.verbose(request.requestId, 'Unsubscription error:', err); log.verbose(request.requestId, 'Unsubscription error:', err);
socket.send(JSON.stringify({ error: err.toString() })); socket.send(JSON.stringify({ error: err.toString() }));