Allow reconfiguring after monitor is started #593
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This allows consumer apps to reconfigure and restart good's monitor on the fly. This is useful for supporting logrotate (SIGHUPs trigger reopening of files) and supporting on-the-fly configuration changes.
joshdover
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joshdover
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Aug 15, 2018
lib/monitor.js
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| this._server.events.removeListener('response', this._responseHandler); | ||
| // These cannot be removed because Podium does not support unsubscribing from criteria, only event names. | ||
| // this._server.events.removeListener({ name: 'request', channels: ['error'] }, this._errorHandler); | ||
| // this._server.events.removeListener({ name: 'request', channels: ['app'] }, this._requestLogHandler); |
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Just realized it may be possible that these produce duplicate events if registered more than once. Will need to double check on that.
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Turns out it would create duplicates. I've fixed and added a test to verify this doesn't happen.
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We've moved this to our fork at https://github.com/elastic/good |
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This allows consumer apps to reconfigure and restart good's monitor on the fly. This is useful for supporting logrotate (allows our application to handle SIGHUP signals to trigger reopening of files) and supporting on-the-fly configuration changes.
We're using this in https://github.com/elastic/kibana and think it's a useful addition to all users of good. I've included updated tests and documentation. Happy to take feedback and tweaks!