2 * Copyright 2001-2006 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.
20 * Overall policy used to verify the security of an incoming message.
24 #include "exceptions.h"
25 #include "binding/SecurityPolicy.h"
26 #include "saml2/core/Assertions.h"
28 using namespace opensaml::saml2md;
29 using namespace opensaml::saml2;
30 using namespace opensaml;
31 using namespace xmltooling;
35 SAML_DLLLOCAL PluginManager<SecurityPolicyRule,const DOMElement*>::Factory MessageFlowRuleFactory;
36 SAML_DLLLOCAL PluginManager<SecurityPolicyRule,const DOMElement*>::Factory MessageRoutingRuleFactory;
37 SAML_DLLLOCAL PluginManager<SecurityPolicyRule,const DOMElement*>::Factory MessageSigningRuleFactory;
40 void SAML_API opensaml::registerSecurityPolicyRules()
42 SAMLConfig& conf=SAMLConfig::getConfig();
43 conf.SecurityPolicyRuleManager.registerFactory(MESSAGEFLOW_POLICY_RULE, MessageFlowRuleFactory);
44 conf.SecurityPolicyRuleManager.registerFactory(MESSAGEROUTING_POLICY_RULE, MessageRoutingRuleFactory);
45 conf.SecurityPolicyRuleManager.registerFactory(MESSAGESIGNING_POLICY_RULE, MessageSigningRuleFactory);
48 SecurityPolicy::~SecurityPolicy()
53 void SecurityPolicy::evaluate(const GenericRequest& request, const XMLObject& message)
55 for (vector<const SecurityPolicyRule*>::const_iterator i=m_rules.begin(); i!=m_rules.end(); ++i) {
58 pair<Issuer*,const RoleDescriptor*> ident = (*i)->evaluate(request,message,m_metadata,&m_role,m_trust);
60 // Make sure returned issuer doesn't conflict.
63 if (!issuerMatches(ident.first, m_issuer)) {
65 throw BindingException("Policy rules returned differing Issuers.");
72 if (m_issuerRole && ident.second!=m_issuerRole)
73 throw BindingException("Policy rules returned differing issuer RoleDescriptors.");
74 m_issuerRole=ident.second;
79 void SecurityPolicy::setIssuer(saml2::Issuer* issuer)
81 if (!issuerMatches(issuer, m_issuer)) {
83 throw BindingException("Externally provided Issuer conflicts with policy results.");
90 void SecurityPolicy::setIssuerMetadata(const RoleDescriptor* issuerRole)
92 if (issuerRole && m_issuerRole && issuerRole!=m_issuerRole)
93 throw BindingException("Externally provided RoleDescriptor conflicts with policy results.");
94 m_issuerRole=issuerRole;
97 bool SecurityPolicy::issuerMatches(const Issuer* issuer1, const Issuer* issuer2) const
99 // NULL matches anything for the purposes of this interface.
100 if (!issuer1 || !issuer2)
103 const XMLCh* op1=issuer1->getName();
104 const XMLCh* op2=issuer2->getName();
105 if (!op1 || !op2 || !XMLString::equals(op1,op2))
108 op1=issuer1->getFormat();
109 op2=issuer2->getFormat();
110 if (!XMLString::equals(op1 ? op1 : NameIDType::ENTITY, op2 ? op2 : NameIDType::ENTITY))
113 op1=issuer1->getNameQualifier();
114 op2=issuer2->getNameQualifier();
115 if (!XMLString::equals(op1 ? op1 : &chNull, op2 ? op2 : &chNull))
118 op1=issuer1->getSPNameQualifier();
119 op2=issuer2->getSPNameQualifier();
120 if (!XMLString::equals(op1 ? op1 : &chNull, op2 ? op2 : &chNull))