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fix(NA): MaxListenersExceededWarning on getLoggerStream (#57133)

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* fix(NA): possible EventEmitter memory leak detected with a passthrough for getLoggerStream

* chore(na): remove passthrough

Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
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Tiago Costa 2020-02-10 19:42:33 +00:00 • committed by GitHub
parent ae78211408
commit bc689d3534
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8
src/legacy/server/logging/log_reporter.js
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@ -24,6 +24,14 @@ import LogFormatJson from './log_format_json';
import LogFormatString from './log_format_string';
import { LogInterceptor } from './log_interceptor';
// NOTE: legacy logger creates a new stream for each new access
// In https://github.com/elastic/kibana/pull/55937 we reach the max listeners
// default limit of 10 for process.stdout which starts a long warning/error
// thrown every time we start the server.
// In order to keep using the legacy logger until we remove it I'm just adding
// a new hard limit here.
process.stdout.setMaxListeners(15);
export function getLoggerStream({ events, config }) {
const squeeze = new Squeeze(events);
const format = config.json ? new LogFormatJson(config) : new LogFormatString(config);