node/test/simple/test-tls-peer-certificate.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
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// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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if (!process.versions.openssl) {
  console.error('Skipping because node compiled without OpenSSL.');
  process.exit(0);
}

var common = require('../common');
var assert = require('assert');
var tls = require('tls');
var fs = require('fs');
var util = require('util');
var join = require('path').join;
var spawn = require('child_process').spawn;

var options = {
  key: fs.readFileSync(join(common.fixturesDir, 'agent.key')),
  cert: fs.readFileSync(join(common.fixturesDir, 'alice.crt'))
};
var verified = false;

var server = tls.createServer(options, function(cleartext) {
  cleartext.end('World');
});
server.listen(common.PORT, function() {
  var socket = tls.connect({
    port: common.PORT,
    rejectUnauthorized: false
  }, function() {
    var peerCert = socket.getPeerCertificate();
    common.debug(util.inspect(peerCert));
    assert.equal(peerCert.subject.subjectAltName,
        'uniformResourceIdentifier:http://localhost:8000/alice.foaf#me');
    verified = true;
    server.close();
  });
  socket.end('Hello');
});

process.on('exit', function() {
  assert.ok(verified);
});