Distopico Vegan 9e639edc8d | 6 years ago | |
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source | 6 years ago | |
LICENSE | 6 years ago | |
README.md | 6 years ago | |
package.json | 6 years ago |
Timings for HTTP requests
Inspired by the request
package.
'use strict';
const https = require('https');
const timer = require('@szmarczak/http-timer');
const request = https.get('https://httpbin.org/anything');
const timings = timer(request);
request.on('response', response => {
response.on('data', () => {}); // Consume the data somehow
response.on('end', () => {
console.log(timings);
});
});
// { start: 1535708511443,
// socket: 1535708511444,
// lookup: 1535708511444,
// connect: 1535708511582,
// upload: 1535708511887,
// response: 1535708512037,
// end: 1535708512040,
// phases:
// { wait: 1,
// dns: 0,
// tcp: 138,
// request: 305,
// firstByte: 150,
// download: 3,
// total: 597 } }
Returns: Object
start
- Time when the request started.socket
- Time when a socket was assigned to the request.lookup
- Time when the DNS lookup finished.connect
- Time when the socket successfully connected.upload
- Time when the request finished uploading.response
- Time when the request fired the response
event.end
- Time when the response fired the end
event.error
- Time when the request fired the error
event.phases
wait
- timings.socket - timings.start
dns
- timings.lookup - timings.socket
tcp
- timings.connect - timings.lookup
request
- timings.upload - timings.connect
firstByte
- timings.response - timings.upload
download
- timings.end - timings.response
total
- timings.end - timings.start
or timings.error - timings.start
Note: The time is a number
representing the milliseconds elapsed since the UNIX epoch.
MIT