parent
36196f632d
commit
3a89624d32
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const {
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UP,
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PENDING,
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DOWN,
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} = require("../../src/util");
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const { MonitorType } = require("./monitor-type");
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const Monitor = require("../model/monitor");
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class GroupMonitorType extends MonitorType {
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name = "dns";
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/**
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* @inheritdoc
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*/
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async check(monitor, heartbeat, _server) {
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const children = await Monitor.getChildren(monitor.id);
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if (children.length > 0) {
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heartbeat.status = UP;
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heartbeat.msg = "All children up and running";
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for (const child of children) {
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if (!child.active) {
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// Ignore inactive childs
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continue;
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}
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const lastBeat = await Monitor.getPreviousHeartbeat(child.id);
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// Only change state if the monitor is in worse conditions then the ones before
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// lastBeat.status could be null
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if (!lastBeat) {
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heartbeat.status = PENDING;
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} else if (heartbeat.status === UP && (lastBeat.status === PENDING || lastBeat.status === DOWN)) {
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heartbeat.status = lastBeat.status;
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} else if (heartbeat.status === PENDING && lastBeat.status === DOWN) {
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heartbeat.status = lastBeat.status;
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}
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}
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if (heartbeat.status !== UP) {
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heartbeat.msg = "Child inaccessible";
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}
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} else {
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// Set status pending if group is empty
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heartbeat.status = PENDING;
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heartbeat.msg = "Group empty";
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}
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}
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}
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module.exports = {
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GroupMonitorType,
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};
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