this repo has no description
Merge pull request #4 from SukkaW/ip-cf-dc
Show IP, Country, Data Center
authored by
Tomás Arias
and committed by
GitHub
275025f2
828d3c9f
+84
-5
+1
chalk.js
+1
chalk.js
+83
-5
cli.js
+83
-5
cli.js
···
2
2
3
3
const { performance } = require('perf_hooks');
4
4
const https = require('https');
5
-
const { magenta, bold, yellow, green } = require('./chalk.js');
5
+
const { magenta, bold, yellow, green, blue } = require('./chalk.js');
6
6
const stats = require('./stats.js');
7
+
8
+
async function get(hostname, path) {
9
+
return new Promise((resolve, reject) => {
10
+
const req = https.request(
11
+
{
12
+
hostname,
13
+
path,
14
+
method: 'GET',
15
+
},
16
+
(res) => {
17
+
const body = [];
18
+
res.on('data', (chunk) => {
19
+
body.push(chunk);
20
+
});
21
+
res.on('end', () => {
22
+
try {
23
+
resolve(Buffer.concat(body).toString());
24
+
} catch (e) {
25
+
reject(e);
26
+
}
27
+
});
28
+
req.on('error', (err) => {
29
+
reject(err);
30
+
});
31
+
}
32
+
);
33
+
34
+
req.end();
35
+
});
36
+
}
37
+
38
+
async function fetchServerLocationData() {
39
+
const res = JSON.parse(await get('speed.cloudflare.com', '/locations'));
40
+
41
+
return res.reduce((data, { iata, city }) => {
42
+
// Bypass prettier "no-assign-param" rules
43
+
const data1 = data;
44
+
45
+
data1[iata] = city;
46
+
return data1;
47
+
}, {});
48
+
}
49
+
50
+
function fetchCfCdnCgiTrace() {
51
+
const parseCfCdnCgiTrace = (text) =>
52
+
text
53
+
.split('\n')
54
+
.map((i) => {
55
+
const j = i.split('=');
56
+
57
+
return [j[0], j[1]];
58
+
})
59
+
.reduce((data, [k, v]) => {
60
+
if (v === undefined) return data;
61
+
62
+
// Bypass prettier "no-assign-param" rules
63
+
const data1 = data;
64
+
// Object.fromEntries is only supported by Node.js 12 or newer
65
+
data1[k] = v;
66
+
67
+
return data1;
68
+
}, {});
69
+
70
+
return get('speed.cloudflare.com', '/cdn-cgi/trace').then(parseCfCdnCgiTrace);
71
+
}
7
72
8
73
function request(options, data = '') {
9
74
let started;
···
142
207
return measurements;
143
208
}
144
209
210
+
function logInfo(text, data) {
211
+
console.log(bold(' '.repeat(15 - text.length), `${text}:`, blue(data)));
212
+
}
213
+
145
214
function logSpeedTestResult(size, test) {
146
215
const speed = stats.median(test).toFixed(2);
147
216
console.log(
148
-
bold(' '.repeat(7 - size.length), size, 'speed:', yellow(`${speed} Mbps`))
217
+
bold(' '.repeat(9 - size.length), size, 'speed:', yellow(`${speed} Mbps`))
149
218
);
150
219
}
151
220
152
221
async function speedTest() {
222
+
const serverLocationData = await fetchServerLocationData();
223
+
224
+
const { ip, loc, colo } = await fetchCfCdnCgiTrace();
225
+
226
+
const city = serverLocationData[colo];
227
+
228
+
logInfo('Server location', `${city} (${colo})`);
229
+
logInfo('Your IP', `${ip} (${loc})`);
230
+
153
231
const ping = await measureLatency();
154
232
155
-
console.log(bold(' Latency:', magenta(`${ping[3].toFixed(2)} ms`)));
233
+
console.log(bold(' Latency:', magenta(`${ping[3].toFixed(2)} ms`)));
156
234
157
235
const test1 = await measureDownload(11000, 10);
158
236
···
180
258
181
259
console.log(
182
260
bold(
183
-
'Download speed:',
261
+
' Download speed:',
184
262
green(
185
263
stats
186
264
.quartile(
···
199
277
200
278
console.log(
201
279
bold(
202
-
' Upload speed:',
280
+
' Upload speed:',
203
281
green(
204
282
stats.quartile([...test7, ...test8, ...test9], 0.9).toFixed(2),
205
283
'Mbps'