/**
* This function sends the SOAP message to the service location and returns SOAP response
*
* @param SAML2_Message $m The request that should be sent.
* @param SimpleSAML_Configuration $srcMetadata The metadata of the issuer of the message.
* @param SimpleSAML_Configuration $dstMetadata The metadata of the destination of the message.
* @return SAML2_Message The response we received.
*/
public function send(SAML2_Message $msg, SimpleSAML_Configuration $srcMetadata, SimpleSAML_Configuration $dstMetadata = NULL)
{
$msg->setIssuer('https://geotax.gt-loket.nl/metadata.xml');
$issuer = $msg->getIssuer();
$ctxOpts = array('ssl' => array('capture_peer_cert' => TRUE));
// Determine if we are going to do a MutualSSL connection between the IdP and SP - Shoaib
if ($srcMetadata->hasValue('saml.SOAPClient.certificate')) {
$cert = $srcMetadata->getValue('saml.SOAPClient.certificate');
if ($cert !== FALSE) {
$ctxOpts['ssl']['local_cert'] = SimpleSAML_Utilities::resolveCert($srcMetadata->getString('saml.SOAPClient.certificate'));
if ($srcMetadata->hasValue('saml.SOAPClient.privatekey_pass')) {
$ctxOpts['ssl']['passphrase'] = $srcMetadata->getString('saml.SOAPClient.privatekey_pass');
}
}
} else {
/* Use the SP certificate and privatekey if it is configured. */
$privateKey = SimpleSAML_Utilities::loadPrivateKey($srcMetadata);
$publicKey = SimpleSAML_Utilities::loadPublicKey($srcMetadata);
if ($privateKey !== NULL && $publicKey !== NULL && isset($publicKey['PEM'])) {
$keyCertData = $privateKey['PEM'] . $publicKey['PEM'];
$file = SimpleSAML_Utilities::getTempDir() . '/' . sha1($keyCertData) . '.pem';
if (!file_exists($file)) {
SimpleSAML_Utilities::writeFile($file, $keyCertData);
}
$ctxOpts['ssl']['local_cert'] = $file;
if (isset($privateKey['password'])) {
$ctxOpts['ssl']['passphrase'] = $privateKey['password'];
}
}
}
// do peer certificate verification
if ($dstMetadata !== NULL) {
$peerPublicKeys = $dstMetadata->getPublicKeys('signing', TRUE);
$certData = '';
foreach ($peerPublicKeys as $key) {
if ($key['type'] !== 'X509Certificate') {
continue;
}
$certData .= "-----BEGIN CERTIFICATE-----\n" . chunk_split($key['X509Certificate'], 64) . "-----END CERTIFICATE-----\n";
}
$peerCertFile = SimpleSAML_Utilities::getTempDir() . '/' . sha1($certData) . '.pem';
if (!file_exists($peerCertFile)) {
SimpleSAML_Utilities::writeFile($peerCertFile, $certData);
}
// create ssl context
$ctxOpts['ssl']['verify_peer'] = TRUE;
$ctxOpts['ssl']['verify_depth'] = 1;
$ctxOpts['ssl']['cafile'] = $peerCertFile;
}
$context = stream_context_create($ctxOpts);
if ($context === NULL) {
throw new Exception('Unable to create SSL stream context');
}
$options = array('uri' => $issuer, 'location' => $msg->getDestination(), 'stream_context' => $context);
$x = new SoapClient(NULL, $options);
// Add soap-envelopes
$request = $msg->toSignedXML();
$request = self::START_SOAP_ENVELOPE . $request->ownerDocument->saveXML($request) . self::END_SOAP_ENVELOPE;
// echo htmlentities($request);exit;
SimpleSAML_Utilities::debugMessage($request, 'out');
$action = 'http://www.oasis-open.org/committees/security';
$version = '1.1';
$destination = $msg->getDestination();
/* Perform SOAP Request over HTTP */
$soapresponsexml = $x->__doRequest($request, $destination, $action, $version);
if ($soapresponsexml === NULL || $soapresponsexml === "") {
var_dump($x);
exit;
throw new Exception('Empty SOAP response, check peer certificate.');
}
// SimpleSAML_Utilities::debugMessage($soapresponsexml, 'in');
// Convert to SAML2_Message (DOMElement)
$dom = new DOMDocument();
if (!$dom->loadXML($soapresponsexml)) {
throw new Exception('Not a SOAP response.');
}
$soapfault = $this->getSOAPFault($dom);
if (isset($soapfault)) {
throw new Exception($soapfault);
}
//Extract the message from the response
$xml = $dom->firstChild;
/* Soap Envelope */
$samlresponse = SAML2_Utils::xpQuery($dom->firstChild, '/soap-env:Envelope/soap-env:Body/*[1]');
$samlresponse = SAML2_Message::fromXML($samlresponse[0]);
/* Add validator to message which uses the SSL context. */
self::addSSLValidator($samlresponse, $context);
// SimpleSAML_Logger::debug("Valid ArtifactResponse received from IdP");
return $samlresponse;
}
