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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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30
app.js
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@@ -25,10 +25,22 @@ const opts = {
};
const pino = require('pino');
const logger = pino(opts, pino.destination({sync: false}));
const {LifeCycleEvents, FS_UUID_SET_NAME} = require('./lib/utils/constants');
const {LifeCycleEvents, FS_UUID_SET_NAME, SystemState, FEATURE_SERVER} = require('./lib/utils/constants');
const installSrfLocals = require('./lib/utils/install-srf-locals');
installSrfLocals(srf, logger);
const writeSystemAlerts = srf.locals?.writeSystemAlerts;
if (writeSystemAlerts) {
writeSystemAlerts({
system_component: FEATURE_SERVER,
state : SystemState.Online,
fields : {
detail: `feature-server with process_id ${process.pid} started`,
host: srf.locals?.ipv4
}
});
}
const {
initLocals,
createRootSpan,
@@ -124,13 +136,25 @@ const disconnect = () => {
srf.locals.mediaservers?.forEach((ms) => ms.disconnect());
});
};
process.on('SIGTERM', handle);
process.on('SIGINT', handle);
function handle(signal) {
async function handle(signal) {
const {removeFromSet} = srf.locals.dbHelpers;
srf.locals.disabled = true;
logger.info(`got signal ${signal}`);
const writeSystemAlerts = srf.locals?.writeSystemAlerts;
if (writeSystemAlerts) {
// it has to be synchronous call, or else by the time system saves the app terminates
await writeSystemAlerts({
system_component: FEATURE_SERVER,
state : SystemState.Offline,
fields : {
detail: `feature-server with process_id ${process.pid} stopped, signal ${signal}`,
host: srf.locals?.ipv4
}
});
}
const setName = `${(JAMBONES_CLUSTER_ID || 'default')}:active-fs`;
const fsServiceUrlSetName = `${(JAMBONES_CLUSTER_ID || 'default')}:fs-service-url`;
if (setName && srf.locals.localSipAddress) {