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repeated alarm message suppression

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This commit is contained in:
Wolfgang Hottgenroth
2017-09-05 22:52:38 +02:00
parent 7963bb98fe
commit 0c6ebdc76e
6 changed files with 47 additions and 18 deletions
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22
dist/missingeventdetector.js vendored
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@ -3,7 +3,7 @@ Object.defineProperty(exports, "__esModule", { value: true });
const log = require("./log");
const CallChain = require("./callchain");
const Processor = require("./processor");
const CHECK_PERIOD = 60; // seconds
const config = require("./config");
class ClientEntry {
}
class MissingEventProcessor extends Processor.AProcessor {
@ -15,11 +15,18 @@ class MissingEventProcessor extends Processor.AProcessor {
let currentTime = new Date().getTime();
let elapsedTime = currentTime - value.lastEvent;
log.info(`MissingEventProcessor: Checking ${key}, elapsed: ${elapsedTime / 1000}, avg. delay: ${value.avgDelay / 1000}`);
if ((value.avgDelay != 0) && (elapsedTime > (value.avgDelay * 3))) {
log.sendAlarmMail(`Missing Event Detected: ${key}, elapsed: ${elapsedTime / 1000}, avg. delay: ${value.avgDelay / 1000}`);
if (value.alarmState && ((value.lastAlarmMessage + config.dict.alarmRepeatPeriod * 1000) < currentTime)) {
value.lastAlarmMessage = currentTime;
value.alarmMessageCounter += 1;
log.sendAlarmMail('Repeated Alarm', `Missing Event Detected: ${key}, repeated: ${value.alarmMessageCounter}, elapsed: ${elapsedTime / 1000}, avg. delay: ${value.avgDelay / 1000}`);
}
if ((!value.alarmState) && ((value.avgDelay != 0) && (elapsedTime > (value.avgDelay * 3)))) {
log.sendAlarmMail('Alarm', `Missing Event Detected: ${key}, elapsed: ${elapsedTime / 1000}, avg. delay: ${value.avgDelay / 1000}`);
value.alarmState = true;
value.lastAlarmMessage = currentTime;
}
});
}, CHECK_PERIOD * 1000);
}, config.dict.checkPeriod * 1000);
}
process(message) {
let client = message.metadata.client;
@ -35,6 +42,11 @@ class MissingEventProcessor extends Processor.AProcessor {
clientEntry.delaySum += clientEntry.delay;
clientEntry.avgDelay = clientEntry.delaySum / clientEntry.count;
}
if (clientEntry.alarmState) {
log.sendAlarmMail('Release', `Event received again: ${client}`);
clientEntry.alarmMessageCounter = 0;
}
clientEntry.alarmState = false;
this.clientMap.set(client, clientEntry);
log.info(`MissingEventProcessor: Entry for ${client} updated`);
}
@ -46,6 +58,8 @@ class MissingEventProcessor extends Processor.AProcessor {
clientEntry.count = -1;
clientEntry.delaySum = 0;
clientEntry.avgDelay = 0;
clientEntry.alarmState = false;
clientEntry.alarmMessageCounter = 0;
this.clientMap.set(client, clientEntry);
log.info(`MissingEventProcessor: Entry for ${client} inserted`);
}