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Feat/884: Capture system_alert when feature-server is online or offline (#950)

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* writing alerts during startup and shutdown of feature-server

* feat/884: created constants for system component name and state

* feat/88: added 0.2.11 version of time-series

* feat/884: renamed constant, and added GracefulShutdownInProgress system alert
This commit is contained in:
rammohan-y
2024-12-05 19:53:03 +05:30
committed by GitHub
parent dce4fe1f82
commit 0458bb7d6c
4 changed files with 51 additions and 7 deletions
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14
lib/utils/sbc-pinger.js
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@@ -46,12 +46,24 @@ module.exports = (logger) => {
const {srf} = require('../..');
srf.locals.publicIp = publicIp;
})
.on(LifeCycleEvents.ScaleIn, () => {
.on(LifeCycleEvents.ScaleIn, async() => {
logger.info('AWS scale-in notification: begin drying up calls');
dryUpCalls = true;
lifecycleEmitter.operationalState = LifeCycleEvents.ScaleIn;
const {srf} = require('../..');
const {writeSystemAlerts} = srf.locals;
if (writeSystemAlerts) {
const {SystemState, FEATURE_SERVER} = require('./constants');
await writeSystemAlerts({
system_component: FEATURE_SERVER,
state : SystemState.GracefulShutdownInProgress,
fields : {
detail: `feature-server with process_id ${process.pid} shutdown in progress`,
host: srf.locals?.ipv4
}
});
}
pingProxies(srf);
// if we have zero calls, we can complete the scale-in right