2 * Copyright 2001-2009 Internet2
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * Assertion20Validator.cpp
20 * SAML 2.0 basic assertion validator.
24 #include "saml2/core/Assertions.h"
25 #include "saml2/profile/AssertionValidator.h"
27 #include <xmltooling/logging.h>
28 #include <xmltooling/XMLToolingConfig.h>
29 #include <xmltooling/util/NDC.h>
31 using namespace opensaml::saml2;
32 using namespace xmltooling::logging;
33 using namespace xmltooling;
36 AssertionValidator::AssertionValidator(const XMLCh* recipient, const vector<const XMLCh*>* audiences, time_t ts)
37 : m_recipient(recipient), m_audiences(audiences), m_ts(ts)
41 AssertionValidator::~AssertionValidator()
45 void AssertionValidator::validate(const xmltooling::XMLObject* xmlObject) const
47 const Assertion* a=dynamic_cast<const Assertion*>(xmlObject);
49 throw ValidationException("Validator only applies to SAML 2.0 Assertion objects.");
50 validateAssertion(*a);
53 void AssertionValidator::validateAssertion(const Assertion& assertion) const
56 xmltooling::NDC ndc("validate");
59 const Conditions* conds = assertion.getConditions();
63 // First verify the time conditions, using the specified timestamp, if non-zero.
65 unsigned int skew = XMLToolingConfig::getConfig().clock_skew_secs;
66 time_t t=conds->getNotBeforeEpoch();
68 throw ValidationException("Assertion is not yet valid.");
69 t=conds->getNotOnOrAfterEpoch();
71 throw ValidationException("Assertion is no longer valid.");
74 // Now we process conditions, starting with the known types and then extensions.
75 const vector<AudienceRestriction*>& acvec = conds->getAudienceRestrictions();
76 for (vector<AudienceRestriction*>::const_iterator ac = acvec.begin(); ac!=acvec.end(); ++ac)
77 validateCondition(*ac);
79 const vector<OneTimeUse*>& dncvec = conds->getOneTimeUses();
80 for (vector<OneTimeUse*>::const_iterator dnc = dncvec.begin(); dnc!=dncvec.end(); ++dnc)
81 validateCondition(*dnc);
83 const vector<Condition*>& convec = conds->getConditions();
84 for (vector<Condition*>::const_iterator c = convec.begin(); c!=convec.end(); ++c)
85 validateCondition(*c);
88 void AssertionValidator::validateCondition(const Condition* c) const
90 const AudienceRestriction* ac=dynamic_cast<const AudienceRestriction*>(c);
92 Category::getInstance(SAML_LOGCAT".AssertionValidator").error("unrecognized Condition in assertion (%s)",
93 c->getSchemaType() ? c->getSchemaType()->toString().c_str() : c->getElementQName().toString().c_str());
94 throw ValidationException("Assertion contains an unrecognized condition.");
98 const vector<Audience*>& auds1 = ac->getAudiences();
99 for (vector<Audience*>::const_iterator a = auds1.begin(); !found && a!=auds1.end(); ++a) {
100 if (XMLString::equals(m_recipient, (*a)->getAudienceURI())) {
103 else if (m_audiences) {
104 for (vector<const XMLCh*>::const_iterator a2 = m_audiences->begin(); !found && a2!=m_audiences->end(); ++a2) {
105 found = XMLString::equals((*a)->getAudienceURI(), *a2);
113 Category::getInstance(SAML_LOGCAT".AssertionValidator").error("unacceptable AudienceRestriction in assertion (%s)", os.str().c_str());
114 throw ValidationException("Assertion contains an unacceptable AudienceRestriction.");