mirror of https://github.com/Lissy93/dashy.git
43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
/**
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* Short Node script for pinging an IP address to check if it's online
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* Used for the optional status check feature, as an alternative to the GET request
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* Accepts a single ip param, will ping that server, then respond with the status
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* Credit to @nospaceships for the node-net-ping package, MIT
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*/
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const ping = require('net-ping');
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/* Options used for ping */
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const pingOptions = {
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networkProtocol: ping.NetworkProtocol.IPv4,
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packetSize: 16,
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retries: 1,
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timeout: 1000,
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ttl: 128,
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};
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/* Kicks of an IP ping, and returns callback with the status */
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const makePing = (ip, render) => {
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const startTime = new Date();
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const session = ping.createSession(pingOptions);
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session.pingHost(ip, (error, target) => {
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const timeTaken = (new Date() - startTime);
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if (error) {
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render(JSON.stringify({ success: false, message: `❌ ${error}` }));
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} else {
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render(JSON.stringify({ success: true, message: `✅ ${target} is Alive\n⏱️ Took ${timeTaken} ms` }));
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}
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session.close();
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});
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};
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/* Checks if a given IP address is online, and accessible */
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module.exports = (paramStr, render) => {
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if (!paramStr || !paramStr.includes('ip=')) {
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render(JSON.stringify({ success: false, message: '❌ Malformed or Missing IP' }));
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} else {
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// Prepare the parameters, which are got from the URL
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const ip = decodeURIComponent((new URLSearchParams(paramStr)).get('ip'));
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makePing(ip, render);
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}
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};
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