-/*
- * Copyright 2001-2006 Internet2
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+/**
+ * Licensed to the University Corporation for Advanced Internet
+ * Development, Inc. (UCAID) under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * UCAID licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the
+ * License at
*
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the specific
+ * language governing permissions and limitations under the License.
*/
/**
* XMLSigningRule.cpp
*
- * XML Signature checking SecurityPolicyRule
+ * XML Signature checking SecurityPolicyRule.
*/
#include "internal.h"
#include "exceptions.h"
-#include "binding/XMLSigningRule.h"
+#include "binding/SecurityPolicy.h"
+#include "binding/SecurityPolicyRule.h"
#include "saml2/core/Assertions.h"
#include "saml2/metadata/Metadata.h"
+#include "saml2/metadata/MetadataCredentialCriteria.h"
#include "saml2/metadata/MetadataProvider.h"
#include "signature/SignatureProfileValidator.h"
-#include <log4cpp/Category.hh>
+#include <xmltooling/logging.h>
+#include <xmltooling/security/SignatureTrustEngine.h>
+#include <xmltooling/signature/Signature.h>
using namespace opensaml::saml2md;
using namespace opensaml;
+using namespace xmltooling::logging;
using namespace xmltooling;
-using namespace log4cpp;
using namespace std;
+using xmlsignature::SignatureException;
+
namespace opensaml {
+ class SAML_DLLLOCAL XMLSigningRule : public SecurityPolicyRule
+ {
+ public:
+ XMLSigningRule(const DOMElement* e);
+ virtual ~XMLSigningRule() {}
+
+ const char* getType() const {
+ return XMLSIGNING_POLICY_RULE;
+ }
+ bool evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const;
+
+ private:
+ bool m_errorFatal;
+ };
+
SecurityPolicyRule* SAML_DLLLOCAL XMLSigningRuleFactory(const DOMElement* const & e)
{
return new XMLSigningRule(e);
}
+
+ static const XMLCh errorFatal[] = UNICODE_LITERAL_10(e,r,r,o,r,F,a,t,a,l);
};
-void XMLSigningRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
+XMLSigningRule::XMLSigningRule(const DOMElement* e) : m_errorFatal(XMLHelper::getAttrBool(e, false, errorFatal))
+{
+}
+
+bool XMLSigningRule::evaluate(const XMLObject& message, const GenericRequest* request, SecurityPolicy& policy) const
{
- Category& log=Category::getInstance(SAML_LOGCAT".SecurityPolicyRule.XMLSigning");
- log.debug("evaluating message signing policy");
+ Category& log=Category::getInstance(SAML_LOGCAT ".SecurityPolicyRule.XMLSigning");
if (!policy.getIssuerMetadata()) {
log.debug("ignoring message, no issuer metadata supplied");
- return;
+ return false;
}
- else if (!policy.getTrustEngine()) {
- log.debug("ignoring message, no TrustEngine supplied");
- return;
+
+ const SignatureTrustEngine* sigtrust;
+ if (!(sigtrust=dynamic_cast<const SignatureTrustEngine*>(policy.getTrustEngine()))) {
+ log.debug("ignoring message, no SignatureTrustEngine supplied");
+ return false;
}
const SignableObject* signable = dynamic_cast<const SignableObject*>(&message);
- if (!signable || !signable->getSignature()) {
- log.debug("ignoring unsigned or unrecognized message");
- return;
- }
+ if (!signable || !signable->getSignature())
+ return false;
log.debug("validating signature profile");
try {
SignatureProfileValidator sigval;
- sigval.validate(signable->getSignature());
+ sigval.validateSignature(*(signable->getSignature()));
}
catch (ValidationException& ve) {
log.error("signature profile failed to validate: %s", ve.what());
- return;
+ if (m_errorFatal)
+ throw;
+ return false;
}
- if (!policy.getTrustEngine()->validate(
- *(signable->getSignature()), *(policy.getIssuerMetadata()), policy.getMetadataProvider()->getKeyResolver()
- )) {
+ // Set up criteria object.
+ MetadataCredentialCriteria cc(*(policy.getIssuerMetadata()));
+
+ if (!sigtrust->validate(*(signable->getSignature()), *(policy.getMetadataProvider()), &cc)) {
log.error("unable to verify message signature with supplied trust engine");
- return;
+ if (m_errorFatal)
+ throw SecurityPolicyException("Message was signed, but signature could not be verified.");
+ return false;
}
log.debug("signature verified against message issuer");
- policy.setSecure(true);
+ policy.setAuthenticated(true);
+ return true;
}