/**
* @inheritDoc
*/
public function generateCsr($fqdn, array $altNames = array())
{
$keys = $this->generateRsaKey(2048);
$privKey = $this->getRsa();
$privKey->loadKey($keys['privatekey']);
$x509 = new X509();
$x509->setPrivateKey($privKey);
$x509->setDNProp('commonName', $fqdn);
$x509->loadCSR($x509->saveCSR($x509->signCSR()));
array_unshift($altNames, $fqdn);
$SAN = array();
foreach ($altNames as $dnsName) {
$SAN[] = array('dNSName' => $dnsName);
}
// Set extension request.
$x509->setExtension('id-ce-subjectAltName', $SAN);
$pem = $x509->signCSR('sha256WithRSAEncryption');
return $x509->saveCSR($pem, X509::FORMAT_DER);
}
