2 * Copyright 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 * DelegationAttributeExtractor.cpp
20 * AttributeExtractor for DelegationRestriction information.
24 #include "Application.h"
25 #include "ServiceProvider.h"
26 #include "attribute/ExtensibleAttribute.h"
27 #include "attribute/resolver/AttributeExtractor.h"
28 #include "util/SPConstants.h"
30 #include <saml/saml2/core/Assertions.h>
31 #include <saml/saml2/metadata/MetadataCredentialCriteria.h>
32 #include <xmltooling/util/XMLHelper.h>
33 #include <xercesc/util/XMLUniDefs.hpp>
35 using namespace shibsp;
36 using namespace opensaml::saml2md;
37 using namespace opensaml;
38 using namespace xmltooling;
43 #if defined (_MSC_VER)
44 #pragma warning( push )
45 #pragma warning( disable : 4250 )
48 class DelegationExtractor : public AttributeExtractor
51 DelegationExtractor(const DOMElement* e);
52 ~DelegationExtractor() {}
61 void extractAttributes(
62 const Application& application, const RoleDescriptor* issuer, const XMLObject& xmlObject, vector<Attribute*>& attributes
65 void getAttributeIds(std::vector<std::string>& attributes) const {
66 attributes.push_back(m_attributeId);
70 string m_attributeId,m_formatter;
73 #if defined (_MSC_VER)
74 #pragma warning( pop )
77 AttributeExtractor* SHIBSP_DLLLOCAL DelegationAttributeExtractorFactory(const DOMElement* const & e)
79 return new DelegationExtractor(e);
82 static const XMLCh attributeId[] = UNICODE_LITERAL_11(a,t,t,r,i,b,u,t,e,I,d);
83 static const XMLCh formatter[] = UNICODE_LITERAL_9(f,o,r,m,a,t,t,e,r);
86 DelegationExtractor::DelegationExtractor(const DOMElement* e) : m_attributeId("delegate"), m_formatter("$Name")
89 const XMLCh* a = e->getAttributeNS(NULL, attributeId);
91 auto_ptr_char temp(a);
92 m_attributeId = temp.get();
94 a = e->getAttributeNS(NULL, formatter);
96 auto_ptr_char temp(a);
97 m_formatter = temp.get();
102 void DelegationExtractor::extractAttributes(
103 const Application& application, const RoleDescriptor* issuer, const XMLObject& xmlObject, vector<Attribute*>& attributes
106 const saml2::Assertion* assertion = dynamic_cast<const saml2::Assertion*>(&xmlObject);
107 if (!assertion || !assertion->getConditions())
110 Category& log = Category::getInstance(SHIBSP_LOGCAT".AttributeExtractor.Delegation");
112 const vector<saml2::Condition*>& conditions = const_cast<const saml2::Conditions*>(assertion->getConditions())->getConditions();
113 for (vector<saml2::Condition*>::const_iterator c = conditions.begin(); c != conditions.end(); ++c) {
114 const saml2::DelegationRestrictionType* drt = dynamic_cast<const saml2::DelegationRestrictionType*>(*c);
116 auto_ptr<ExtensibleAttribute> attr(new ExtensibleAttribute(vector<string>(1,m_attributeId), m_formatter.c_str()));
118 const vector<saml2::Delegate*>& dels = drt->getDelegates();
119 for (vector<saml2::Delegate*>::const_iterator d = dels.begin(); d != dels.end(); ++d) {
120 if ((*d)->getBaseID()) {
121 log.error("delegate identified by saml:BaseID cannot be processed into an attribute value");
125 saml2::NameID* n = NULL;
126 if ((*d)->getEncryptedID()) {
127 CredentialResolver* cr = application.getCredentialResolver();
129 log.warn("found encrypted Delegate, but no CredentialResolver was available");
133 const XMLCh* recipient = application.getRelyingParty(
134 issuer ? dynamic_cast<EntityDescriptor*>(issuer->getParent()) : NULL
135 )->getXMLString("entityID").second;
136 Locker credlocker(cr);
138 MetadataCredentialCriteria mcc(*issuer);
139 auto_ptr<XMLObject> decrypted((*d)->getEncryptedID()->decrypt(*cr, recipient, &mcc));
140 n = dynamic_cast<saml2::NameID*>(decrypted.release());
143 auto_ptr<XMLObject> decrypted((*d)->getEncryptedID()->decrypt(*cr, recipient));
144 n = dynamic_cast<saml2::NameID*>(decrypted.release());
146 if (n && log.isDebugEnabled())
147 log.debugStream() << "decrypted Delegate: " << *n << logging::eol;
149 catch (exception& ex) {
150 log.error("caught exception decrypting Delegate: %s", ex.what());
154 n = (*d)->getNameID();
158 DDF val = DDF(NULL).structure();
159 if ((*d)->getConfirmationMethod()) {
160 auto_ptr_char temp((*d)->getConfirmationMethod());
161 val.addmember("ConfirmationMethod").string(temp.get());
163 if ((*d)->getDelegationInstant()) {
164 auto_ptr_char temp((*d)->getDelegationInstant()->getRawData());
165 val.addmember("DelegationInstant").string(temp.get());
168 auto_arrayptr<char> name(toUTF8(n->getName()));
\r
169 if (name.get() && *name.get()) {
\r
170 val.addmember("Name").string(name.get());
\r
171 char* str = toUTF8(n->getFormat());
\r
173 val.addmember("Format").string(str);
\r
176 str = toUTF8(n->getNameQualifier());
\r
178 val.addmember("NameQualifier").string(str);
\r
181 str = toUTF8(n->getSPNameQualifier());
\r
183 val.addmember("SPNameQualifier").string(str);
\r
186 str = toUTF8(n->getSPProvidedID());
\r
188 val.addmember("SPProvidedID").string(str);
\r
192 if (n != (*d)->getNameID())
196 attr->getValues().add(val);
202 attributes.push_back(attr.release());