node/test/client-proxy/test-https-proxy-request-so...

102 lines
3.2 KiB
JavaScript

// This tests that when using a proxy with an agent with maxSockets: 1 and
// keepAlive: true, after the first request finishes, a subsequent request
// reuses the same socket connection.
import * as common from '../common/index.mjs';
import assert from 'node:assert';
import { once } from 'events';
import { createProxyServer } from '../common/proxy-server.js';
import fixtures from '../common/fixtures.js';
if (!common.hasCrypto)
common.skip('missing crypto');
// https must be dynamically imported so that builds without crypto support
// can skip it.
const { default: https } = await import('node:https');
// Start a server to handle requests
const server = https.createServer({
cert: fixtures.readKey('agent8-cert.pem'),
key: fixtures.readKey('agent8-key.pem'),
}, common.mustCall((req, res) => {
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.end(`Response for ${req.url}`);
}, 2));
server.on('error', common.mustNotCall((err) => { console.error('Server error', err); }));
server.listen(0);
await once(server, 'listening');
// Start a minimal proxy server
const { proxy, logs } = createProxyServer();
proxy.listen(0);
await once(proxy, 'listening');
const serverHost = `localhost:${server.address().port}`;
const proxyUrl = `http://localhost:${proxy.address().port}`;
// Create an agent with maxSockets: 1, keepAlive: true, and proxy support
const agent = new https.Agent({
maxSockets: 1,
keepAlive: true,
proxyEnv: {
HTTPS_PROXY: proxyUrl,
},
ca: fixtures.readKey('fake-startcom-root-cert.pem'),
});
// Make first request
const firstReq = https.request({
hostname: 'localhost',
port: server.address().port,
path: '/first',
agent: agent,
}, common.mustCall((res) => {
let data = '';
res.on('data', (chunk) => data += chunk);
res.on('end', common.mustCall(() => {
assert.strictEqual(data, `Response for /first`);
}));
}));
firstReq.on('error', common.mustNotCall());
firstReq.end();
agent.once('free', common.mustCall((socket) => {
// At this point, the first request has completed and the socket is returned
// to the pool.
process.nextTick(() => {
const options = {
hostname: 'localhost',
port: server.address().port,
path: '/second',
agent: agent,
};
// Check that the socket is still in the pool.
// TODO(joyeecheung): we don't currently have a way to set the root certificate
// dynamically and have to use the ca: option which affects name computation.
// So we cannot check the pool here until we have that feature.
// See https://github.com/nodejs/node/pull/58822
// Send second request when first request closes (socket returned to pool)
const secondReq = https.request(options, common.mustCall((res) => {
let data = '';
res.on('data', (chunk) => data += chunk);
res.on('end', common.mustCall(() => {
assert.strictEqual(data, `Response for /second`);
// The two shares the same proxy connection.
assert.deepStrictEqual(logs, [{
method: 'CONNECT',
url: serverHost,
headers: { 'proxy-connection': 'keep-alive', 'host': serverHost },
}]);
proxy.close();
server.close();
}));
}));
secondReq.on('error', common.mustNotCall());
secondReq.end();
});
}));