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Expose check status and response time to Prometheus

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This commit is contained in:
Matthew Macdonald-Wallace 2021-07-22 09:38:27 +01:00
parent 7acb265559
commit 96242dce0d
1 changed files with 20 additions and 1 deletions
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21
server/model/monitor.js
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@ -1,4 +1,4 @@
const Prometheus = require('prom-client');
const dayjs = require("dayjs"); const dayjs = require("dayjs");
const utc = require('dayjs/plugin/utc') const utc = require('dayjs/plugin/utc')
var timezone = require('dayjs/plugin/timezone') var timezone = require('dayjs/plugin/timezone')
@ -10,6 +10,16 @@ const {R} = require("redbean-node");
const {BeanModel} = require("redbean-node/dist/bean-model"); const {BeanModel} = require("redbean-node/dist/bean-model");
const {Notification} = require("../notification") const {Notification} = require("../notification")
const monitor_response_time = new Prometheus.Gauge({
name: 'monitor_response_time',
help: 'Monitor Response Time (ms)',
labelNames: ['monitor_name']
});
const monitor_status = new Prometheus.Gauge({
name: 'montor_status',
help: 'Monitor Status (1 = UP, 0= DOWN)',
labelNames: ['monitor_name']
});
/** /**
* status: * status:
* 0 = DOWN * 0 = DOWN
@ -143,12 +153,21 @@ class Monitor extends BeanModel {
bean.important = false; bean.important = false;
} }
monitor_status.set({
monitor_name: this.name
}, bean.status)
if (bean.status === 1) { if (bean.status === 1) {
console.info(`Monitor #${this.id} '${this.name}': Successful Response: ${bean.ping} ms | Interval: ${this.interval} seconds | Type: ${this.type}`) console.info(`Monitor #${this.id} '${this.name}': Successful Response: ${bean.ping} ms | Interval: ${this.interval} seconds | Type: ${this.type}`)
} else { } else {
console.warn(`Monitor #${this.id} '${this.name}': Failing: ${bean.msg} | Type: ${this.type}`) console.warn(`Monitor #${this.id} '${this.name}': Failing: ${bean.msg} | Type: ${this.type}`)
} }
monitor_response_time.set({
monitor_name: this.name
}, bean.ping)
io.to(this.user_id).emit("heartbeat", bean.toJSON()); io.to(this.user_id).emit("heartbeat", bean.toJSON());
await R.store(bean) await R.store(bean)