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48 lines
1.7 KiB
JavaScript
48 lines
1.7 KiB
JavaScript
/*
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* decaffeinate suggestions:
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* DS102: Remove unnecessary code created because of implicit returns
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* DS205: Consider reworking code to avoid use of IIFEs
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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let OpenSocketsMonitor;
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const URL = require("url");
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const seconds = 1000;
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// In Node 0.10 the default is 5, which means only 5 open connections at one.
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// Node 0.12 has a default of Infinity. Make sure we have no limit set,
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// regardless of Node version.
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require("http").globalAgent.maxSockets = Infinity;
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require("https").globalAgent.maxSockets = Infinity;
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module.exports = (OpenSocketsMonitor = {
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monitor(logger) {
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const interval = setInterval(() => OpenSocketsMonitor.gaugeOpenSockets()
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, 5 * seconds);
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const Metrics = require("./index");
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return Metrics.registerDestructor(() => clearInterval(interval));
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},
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gaugeOpenSockets() {
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let agents, hostname, url;
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const Metrics = require("./index");
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const object = require('http').globalAgent.sockets;
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for (url in object) {
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agents = object[url];
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url = URL.parse(`http://${url}`);
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hostname = url.hostname != null ? url.hostname.replace(/\./g, "_") : undefined;
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Metrics.gauge(`open_connections.http.${hostname}`, agents.length);
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}
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return (() => {
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const result = [];
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const object1 = require('https').globalAgent.sockets;
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for (url in object1) {
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agents = object1[url];
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url = URL.parse(`https://${url}`);
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hostname = url.hostname != null ? url.hostname.replace(/\./g, "_") : undefined;
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result.push(Metrics.gauge(`open_connections.https.${hostname}`, agents.length));
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}
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return result;
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})();
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}
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});
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