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| Current File : //proc/self/root/home/ubuntu/node-v16.18.1/test/parallel/test-tls-client-mindhsize.js |
'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const tls = require('tls');
const fixtures = require('../common/fixtures');
const key = fixtures.readKey('agent2-key.pem');
const cert = fixtures.readKey('agent2-cert.pem');
let nsuccess = 0;
let nerror = 0;
function loadDHParam(n) {
return fixtures.readKey(`dh${n}.pem`);
}
function test(size, err, next) {
const options = {
key: key,
cert: cert,
dhparam: loadDHParam(size),
ciphers: 'DHE-RSA-AES128-GCM-SHA256'
};
const server = tls.createServer(options, function(conn) {
conn.end();
});
server.on('close', function(isException) {
assert(!isException);
if (next) next();
});
server.listen(0, '127.0.0.1', function() {
// Client set minimum DH parameter size to 2048 bits so that
// it fails when it make a connection to the tls server where
// dhparams is 1024 bits
const client = tls.connect({
minDHSize: 2048,
port: this.address().port,
rejectUnauthorized: false,
maxVersion: 'TLSv1.2',
}, function() {
nsuccess++;
server.close();
});
if (err) {
client.on('error', function(e) {
nerror++;
assert.strictEqual(e.code, 'ERR_TLS_DH_PARAM_SIZE');
server.close();
});
}
});
}
// A client connection fails with an error when a client has an
// 2048 bits minDHSize option and a server has 1024 bits dhparam
function testDHE1024() {
test(1024, true, testDHE2048);
}
// A client connection successes when a client has an
// 2048 bits minDHSize option and a server has 2048 bits dhparam
function testDHE2048() {
test(2048, false, null);
}
testDHE1024();
assert.throws(() => test(512, true, common.mustNotCall()),
/DH parameter is less than 1024 bits/);
let errMessage = /minDHSize is not a positive number/;
[0, -1, -Infinity, NaN].forEach((minDHSize) => {
assert.throws(() => tls.connect({ minDHSize }),
errMessage);
});
errMessage = /minDHSize is not a number/;
[true, false, null, undefined, {}, [], '', '1'].forEach((minDHSize) => {
assert.throws(() => tls.connect({ minDHSize }), errMessage);
});
process.on('exit', function() {
assert.strictEqual(nsuccess, 1);
assert.strictEqual(nerror, 1);
});
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