current/benchmark/http/upgrade.js
'use strict';
const common = require('../common.js');
const net = require('net');
const bench = common.createBenchmark(main, {
n: [5, 1000]
});
const reqData = 'GET / HTTP/1.1\r\n' +
'Upgrade: WebSocket\r\n' +
'Connection: Upgrade\r\n' +
'\r\n' +
'WjN}|M(6';
const resData = 'HTTP/1.1 101 Web Socket Protocol Handshake\r\n' +
'Upgrade: WebSocket\r\n' +
'Connection: Upgrade\r\n' +
'\r\n\r\n';
function main({ n }) {
const server = require('../fixtures/simple-http-server.js')
.listen(common.PORT)
.on('listening', () => {
bench.start();
doBench(server.address(), n, () => {
bench.end(n);
server.close();
});
})
.on('upgrade', (req, socket, upgradeHead) => {
socket.resume();
socket.write(resData);
socket.end();
});
}
function doBench(address, count, done) {
if (count === 0) {
done();
return;
}
const conn = net.createConnection(address.port);
conn.write(reqData);
conn.resume();
conn.on('end', () => {
doBench(address, count - 1, done);
});
}