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Add heartbeat to websockets streaming API connections

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This commit is contained in:
Eugen Rochko 2017-04-02 21:27:14 +02:00
parent 2d07cb5771
commit 3618cc04ff
1 changed files with 7 additions and 0 deletions
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7
streaming/index.js
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@ -215,8 +215,11 @@ const streamHttpEnd = req => (id, listener) => {
// Setup stream output to WebSockets // Setup stream output to WebSockets
const streamToWs = (req, ws) => { const streamToWs = (req, ws) => {
const heartbeat = setInterval(() => ws.ping(), 15000)
ws.on('close', () => { ws.on('close', () => {
log.verbose(req.requestId, `Ending stream for ${req.accountId}`) log.verbose(req.requestId, `Ending stream for ${req.accountId}`)
clearInterval(heartbeat)
}) })
return (event, payload) => { return (event, payload) => {
@ -234,6 +237,10 @@ const streamWsEnd = ws => (id, listener) => {
ws.on('close', () => { ws.on('close', () => {
unsubscribe(id, listener) unsubscribe(id, listener)
}) })
ws.on('error', e => {
unsubscribe(id, listener)
})
} }
app.use(setRequestId) app.use(setRequestId)