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Show IP, Country, Data Center
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chalk.js
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chalk.js
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cli.js
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cli.js
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const { performance } = require('perf_hooks');
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const https = require('https');
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const { magenta, bold, yellow, green } = require('./chalk.js');
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const { magenta, bold, yellow, green, blue } = require('./chalk.js');
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const stats = require('./stats.js');
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async function get(hostname, path) {
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return new Promise((resolve, reject) => {
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const req = https.request(
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{
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hostname,
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path,
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method: 'GET',
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},
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(res) => {
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const body = [];
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res.on('data', (chunk) => {
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body.push(chunk);
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});
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res.on('end', () => {
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try {
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resolve(Buffer.concat(body).toString());
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} catch (e) {
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reject(e);
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}
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});
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req.on('error', (err) => {
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reject(err);
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});
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}
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);
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req.end();
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});
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}
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async function fetchServerLocationData() {
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const res = JSON.parse(await get('speed.cloudflare.com', '/locations'));
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return res.reduce((data, { iata, city }) => {
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// Bypass prettier "no-assign-param" rules
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const data1 = data;
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data1[iata] = city;
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return data1;
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}, {});
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}
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function fetchCfCdnCgiTrace() {
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const parseCfCdnCgiTrace = (text) =>
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text
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.split('\n')
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.map((i) => {
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const j = i.split('=');
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return [j[0], j[1]];
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})
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.reduce((data, [k, v]) => {
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if (v === undefined) return data;
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// Bypass prettier "no-assign-param" rules
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const data1 = data;
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// Object.fromEntries is only supported by Node.js 12 or newer
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data1[k] = v;
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return data1;
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}, {});
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return get('speed.cloudflare.com', '/cdn-cgi/trace').then(parseCfCdnCgiTrace);
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}
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function request(options, data = '') {
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let started;
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return measurements;
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}
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function logInfo(text, data) {
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console.log(bold(' '.repeat(15 - text.length), `${text}:`, blue(data)));
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}
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function logSpeedTestResult(size, test) {
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const speed = stats.median(test).toFixed(2);
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console.log(
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bold(' '.repeat(7 - size.length), size, 'speed:', yellow(`${speed} Mbps`))
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bold(' '.repeat(9 - size.length), size, 'speed:', yellow(`${speed} Mbps`))
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);
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}
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async function speedTest() {
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const serverLocationData = await fetchServerLocationData();
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const { ip, loc, colo } = await fetchCfCdnCgiTrace();
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const city = serverLocationData[colo];
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logInfo('Server location', `${city} (${colo})`);
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logInfo('Your IP', `${ip} (${loc})`);
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const ping = await measureLatency();
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console.log(bold(' Latency:', magenta(`${ping[3].toFixed(2)} ms`)));
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console.log(bold(' Latency:', magenta(`${ping[3].toFixed(2)} ms`)));
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const test1 = await measureDownload(11000, 10);
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···
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console.log(
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bold(
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'Download speed:',
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' Download speed:',
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green(
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stats
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.quartile(
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console.log(
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bold(
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' Upload speed:',
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' Upload speed:',
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green(
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stats.quartile([...test7, ...test8, ...test9], 0.9).toFixed(2),
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'Mbps'