2 * Copyright 2001-2007 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 * AbstractMetadataProvider.cpp
20 * Base class for caching metadata providers.
24 #include "binding/SAMLArtifact.h"
25 #include "saml2/metadata/Metadata.h"
26 #include "saml2/metadata/AbstractMetadataProvider.h"
27 #include "saml2/metadata/MetadataCredentialContext.h"
28 #include "saml2/metadata/MetadataCredentialCriteria.h"
30 #include <xercesc/util/XMLUniDefs.hpp>
31 #include <xmltooling/security/KeyInfoResolver.h>
32 #include <xmltooling/util/XMLHelper.h>
34 using namespace opensaml::saml2md;
35 using namespace xmltooling;
37 using opensaml::SAMLArtifact;
39 static const XMLCh _KeyInfoResolver[] = UNICODE_LITERAL_15(K,e,y,I,n,f,o,R,e,s,o,l,v,e,r);
40 static const XMLCh type[] = UNICODE_LITERAL_4(t,y,p,e);
42 AbstractMetadataProvider::AbstractMetadataProvider(const DOMElement* e)
43 : ObservableMetadataProvider(e), m_resolver(NULL), m_credentialLock(NULL)
45 e = e ? XMLHelper::getFirstChildElement(e, _KeyInfoResolver) : NULL;
47 auto_ptr_char t(e->getAttributeNS(NULL,type));
49 m_resolver = XMLToolingConfig::getConfig().KeyInfoResolverManager.newPlugin(t.get(),e);
51 throw UnknownExtensionException("<KeyInfoResolver> element found with no type attribute");
53 m_credentialLock = Mutex::create();
56 AbstractMetadataProvider::~AbstractMetadataProvider()
58 for (credmap_t::iterator c = m_credentialMap.begin(); c!=m_credentialMap.end(); ++c)
59 for_each(c->second.begin(), c->second.end(), xmltooling::cleanup<Credential>());
60 delete m_credentialLock;
64 void AbstractMetadataProvider::emitChangeEvent()
66 for (credmap_t::iterator c = m_credentialMap.begin(); c!=m_credentialMap.end(); ++c)
67 for_each(c->second.begin(), c->second.end(), xmltooling::cleanup<Credential>());
68 m_credentialMap.clear();
69 ObservableMetadataProvider::emitChangeEvent();
72 void AbstractMetadataProvider::index(EntityDescriptor* site, time_t validUntil)
74 if (validUntil < site->getValidUntilEpoch())
75 site->setValidUntil(validUntil);
77 auto_ptr_char id(site->getEntityID());
79 m_sites.insert(make_pair(id.get(),site));
82 // Process each IdP role.
83 const vector<IDPSSODescriptor*>& roles=const_cast<const EntityDescriptor*>(site)->getIDPSSODescriptors();
84 for (vector<IDPSSODescriptor*>::const_iterator i=roles.begin(); i!=roles.end(); i++) {
86 if ((*i)->hasSupport(samlconstants::SAML10_PROTOCOL_ENUM) || (*i)->hasSupport(samlconstants::SAML11_PROTOCOL_ENUM)) {
87 // Check for SourceID extension element.
88 const Extensions* exts=(*i)->getExtensions();
89 if (exts && exts->hasChildren()) {
90 const vector<XMLObject*>& children=exts->getUnknownXMLObjects();
91 for (vector<XMLObject*>::const_iterator ext=children.begin(); ext!=children.end(); ++ext) {
92 SourceID* sid=dynamic_cast<SourceID*>(*ext);
94 auto_ptr_char sourceid(sid->getID());
96 m_sources.insert(pair<string,const EntityDescriptor*>(sourceid.get(),site));
105 pair<string,const EntityDescriptor*>(SAMLConfig::getConfig().hashSHA1(id.get(), true),site)
108 // Load endpoints for type 0x0002 artifacts.
109 const vector<ArtifactResolutionService*>& locs=const_cast<const IDPSSODescriptor*>(*i)->getArtifactResolutionServices();
110 for (vector<ArtifactResolutionService*>::const_iterator loc=locs.begin(); loc!=locs.end(); loc++) {
111 auto_ptr_char location((*loc)->getLocation());
113 m_sources.insert(pair<string,const EntityDescriptor*>(location.get(),site));
118 if ((*i)->hasSupport(samlconstants::SAML20P_NS)) {
121 pair<string,const EntityDescriptor*>(SAMLConfig::getConfig().hashSHA1(id.get(), true),site)
127 void AbstractMetadataProvider::index(EntitiesDescriptor* group, time_t validUntil)
129 if (validUntil < group->getValidUntilEpoch())
130 group->setValidUntil(validUntil);
132 auto_ptr_char name(group->getName());
134 m_groups.insert(make_pair(name.get(),group));
137 const vector<EntitiesDescriptor*>& groups=const_cast<const EntitiesDescriptor*>(group)->getEntitiesDescriptors();
138 for (vector<EntitiesDescriptor*>::const_iterator i=groups.begin(); i!=groups.end(); i++)
139 index(*i,group->getValidUntilEpoch());
141 const vector<EntityDescriptor*>& sites=const_cast<const EntitiesDescriptor*>(group)->getEntityDescriptors();
142 for (vector<EntityDescriptor*>::const_iterator j=sites.begin(); j!=sites.end(); j++)
143 index(*j,group->getValidUntilEpoch());
146 void AbstractMetadataProvider::clearDescriptorIndex()
153 const EntitiesDescriptor* AbstractMetadataProvider::getEntitiesDescriptor(const char* name, bool strict) const
155 pair<groupmap_t::const_iterator,groupmap_t::const_iterator> range=m_groups.equal_range(name);
157 time_t now=time(NULL);
158 for (groupmap_t::const_iterator i=range.first; i!=range.second; i++)
159 if (now < i->second->getValidUntilEpoch())
162 if (!strict && range.first!=range.second)
163 return range.first->second;
168 const EntityDescriptor* AbstractMetadataProvider::getEntityDescriptor(const char* name, bool strict) const
170 pair<sitemap_t::const_iterator,sitemap_t::const_iterator> range=m_sites.equal_range(name);
172 time_t now=time(NULL);
173 for (sitemap_t::const_iterator i=range.first; i!=range.second; i++)
174 if (now < i->second->getValidUntilEpoch())
177 if (!strict && range.first!=range.second)
178 return range.first->second;
183 const EntityDescriptor* AbstractMetadataProvider::getEntityDescriptor(const SAMLArtifact* artifact) const
185 pair<sitemap_t::const_iterator,sitemap_t::const_iterator> range=m_sources.equal_range(artifact->getSource());
187 time_t now=time(NULL);
188 for (sitemap_t::const_iterator i=range.first; i!=range.second; i++)
189 if (now < i->second->getValidUntilEpoch())
195 const Credential* AbstractMetadataProvider::resolve(const CredentialCriteria* criteria) const
197 const MetadataCredentialCriteria* metacrit = dynamic_cast<const MetadataCredentialCriteria*>(criteria);
199 throw MetadataException("Cannot resolve credentials without a MetadataCredentialCriteria object.");
201 Lock lock(m_credentialLock);
202 const credmap_t::mapped_type& creds = resolveCredentials(metacrit->getRole());
204 for (credmap_t::mapped_type::const_iterator c = creds.begin(); c!=creds.end(); ++c)
205 if (metacrit->matches(*(*c)))
210 vector<const Credential*>::size_type AbstractMetadataProvider::resolve(
211 vector<const Credential*>& results, const CredentialCriteria* criteria
214 const MetadataCredentialCriteria* metacrit = dynamic_cast<const MetadataCredentialCriteria*>(criteria);
216 throw MetadataException("Cannot resolve credentials without a MetadataCredentialCriteria object.");
218 Lock lock(m_credentialLock);
219 const credmap_t::mapped_type& creds = resolveCredentials(metacrit->getRole());
221 for (credmap_t::mapped_type::const_iterator c = creds.begin(); c!=creds.end(); ++c)
222 if (metacrit->matches(*(*c)))
223 results.push_back(*c);
224 return results.size();
227 const AbstractMetadataProvider::credmap_t::mapped_type& AbstractMetadataProvider::resolveCredentials(const RoleDescriptor& role) const
229 credmap_t::const_iterator i = m_credentialMap.find(&role);
230 if (i!=m_credentialMap.end())
233 const KeyInfoResolver* resolver = m_resolver ? m_resolver : XMLToolingConfig::getConfig().getKeyInfoResolver();
234 const vector<KeyDescriptor*>& keys = role.getKeyDescriptors();
235 AbstractMetadataProvider::credmap_t::mapped_type& resolved = m_credentialMap[&role];
236 for (vector<KeyDescriptor*>::const_iterator k = keys.begin(); k!=keys.end(); ++k) {
237 if ((*k)->getKeyInfo()) {
238 auto_ptr<MetadataCredentialContext> mcc(new MetadataCredentialContext(*(*k)));
239 Credential* c = resolver->resolve(mcc.get());
241 resolved.push_back(c);