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var common = require('../common');
var assert = require('assert');
if (!common.hasCrypto) {
console.log('1..0 # Skipped: missing crypto');
process.exit();
}
var tls = require('tls');
var spawn = require('child_process').spawn;
var fs = require('fs');
var key = fs.readFileSync(common.fixturesDir + '/keys/agent2-key.pem');
var cert = fs.readFileSync(common.fixturesDir + '/keys/agent2-cert.pem');
var nsuccess = 0;
var ntests = 0;
var ciphers = 'DHE-RSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
function loadDHParam(n) {
var path = common.fixturesDir;
if (n !== 'error') path += '/keys';
return fs.readFileSync(path + '/dh' + n + '.pem');
}
function test(keylen, expectedCipher, cb) {
var options = {
key: key,
cert: cert,
ciphers: ciphers,
dhparam: loadDHParam(keylen)
};
var server = tls.createServer(options, function(conn) {
conn.end();
});
server.on('close', function(err) {
assert(!err);
if (cb) cb();
});
server.listen(common.PORT, '127.0.0.1', function() {
var args = ['s_client', '-connect', '127.0.0.1:' + common.PORT,
'-cipher', ciphers];
var client = spawn(common.opensslCli, args);
var out = '';
client.stdout.setEncoding('utf8');
client.stdout.on('data', function(d) {
out += d;
});
client.stdout.on('end', function() {
// DHE key length can be checked -brief option in s_client but it
// is only supported in openssl 1.0.2 so we cannot check it.
var reg = new RegExp('Cipher : ' + expectedCipher);
if (reg.test(out)) {
nsuccess++;
server.close();
}
});
});
}
function test512() {
test(512, 'DHE-RSA-AES128-SHA256', test1024);
ntests++;
}
function test1024() {
test(1024, 'DHE-RSA-AES128-SHA256', test2048);
ntests++;
}
function test2048() {
test(2048, 'DHE-RSA-AES128-SHA256', testError);
ntests++;
}
function testError() {
test('error', 'ECDHE-RSA-AES128-SHA256', null);
ntests++;
}
test512();
process.on('exit', function() {
assert.equal(ntests, nsuccess);
});
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