Added abstract metadata base, chaining trust and metadata plugins.
[shibboleth/cpp-opensaml.git] / saml / saml2 / metadata / impl / MetadataProvider.cpp
index fc5d7de..8c01e62 100644 (file)
@@ -21,8 +21,6 @@
  */
 
 #include "internal.h"
-#include "SAMLArtifact.h"
-#include "saml2/metadata/Metadata.h"
 #include "saml2/metadata/MetadataProvider.h"
 
 #include <log4cpp/Category.hh>
@@ -38,10 +36,11 @@ using namespace std;
 
 namespace opensaml {
     namespace saml2md {
-        SAML_DLLLOCAL PluginManager<MetadataProvider,const DOMElement*>::Factory FilesystemMetadataProviderFactory; 
-        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory BlacklistMetadataFilterFactory; 
-        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory WhitelistMetadataFilterFactory; 
-        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory SignatureMetadataFilterFactory; 
+        SAML_DLLLOCAL PluginManager<MetadataProvider,const DOMElement*>::Factory FilesystemMetadataProviderFactory;
+        SAML_DLLLOCAL PluginManager<MetadataProvider,const DOMElement*>::Factory ChainingMetadataProviderFactory;
+        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory BlacklistMetadataFilterFactory;
+        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory WhitelistMetadataFilterFactory;
+        SAML_DLLLOCAL PluginManager<MetadataFilter,const DOMElement*>::Factory SignatureMetadataFilterFactory;
     };
 };
 
@@ -49,6 +48,7 @@ void SAML_API opensaml::saml2md::registerMetadataProviders()
 {
     SAMLConfig& conf=SAMLConfig::getConfig();
     conf.MetadataProviderManager.registerFactory(FILESYSTEM_METADATA_PROVIDER, FilesystemMetadataProviderFactory);
+    conf.MetadataProviderManager.registerFactory(CHAINING_METADATA_PROVIDER, ChainingMetadataProviderFactory);
     conf.MetadataProviderManager.registerFactory("edu.internet2.middleware.shibboleth.metadata.provider.XMLMetadata", FilesystemMetadataProviderFactory);
     conf.MetadataProviderManager.registerFactory("edu.internet2.middleware.shibboleth.common.provider.XMLMetadata", FilesystemMetadataProviderFactory);
 }
@@ -65,11 +65,10 @@ static const XMLCh Whitelist[] =                    UNICODE_LITERAL_23(W,h,i,t,e
 static const XMLCh SigFilter[] =                    UNICODE_LITERAL_23(S,i,g,n,a,t,u,r,e,M,e,t,a,d,a,t,a,F,i,l,t,e,r);
 static const XMLCh Exclude[] =                      UNICODE_LITERAL_7(E,x,c,l,u,d,e);
 static const XMLCh Include[] =                      UNICODE_LITERAL_7(I,n,c,l,u,d,e);
-static const XMLCh GenericKeyResolver[] =           UNICODE_LITERAL_11(K,e,y,R,e,s,o,l,v,e,r);
 static const XMLCh GenericMetadataFilter[] =        UNICODE_LITERAL_14(M,e,t,a,d,a,t,a,F,i,l,t,e,r);
 static const XMLCh type[] =                         UNICODE_LITERAL_4(t,y,p,e);
 
-MetadataProvider::MetadataProvider(const DOMElement* e) : m_resolver(NULL)
+MetadataProvider::MetadataProvider(const DOMElement* e)
 {
 #ifdef _DEBUG
     NDC ndc("MetadataProvider");
@@ -80,14 +79,7 @@ MetadataProvider::MetadataProvider(const DOMElement* e) : m_resolver(NULL)
     try {
         DOMElement* child = e ? XMLHelper::getFirstChildElement(e) : NULL;
         while (child) {
-            if (!m_resolver && XMLString::equals(child->getLocalName(),GenericKeyResolver)) {
-                auto_ptr_char t(child->getAttributeNS(NULL,type));
-                if (t.get())
-                    m_resolver = XMLToolingConfig::getConfig().KeyResolverManager.newPlugin(t.get(),child);
-                else
-                    throw UnknownExtensionException("<KeyResolver> element found with no type attribute");
-            }
-            else if (XMLString::equals(child->getLocalName(),GenericMetadataFilter)) {
+            if (XMLString::equals(child->getLocalName(),GenericMetadataFilter)) {
                 auto_ptr_char t(child->getAttributeNS(NULL,type));
                 if (t.get())
                     m_filters.push_back(conf.MetadataFilterManager.newPlugin(t.get(),child));
@@ -111,14 +103,9 @@ MetadataProvider::MetadataProvider(const DOMElement* e) : m_resolver(NULL)
             }
             child = XMLHelper::getNextSiblingElement(child);
         }
-        
-        if (!m_resolver) {
-            m_resolver = XMLToolingConfig::getConfig().KeyResolverManager.newPlugin(INLINE_KEY_RESOLVER, child);
-        }
     }
     catch (XMLToolingException& ex) {
-        Category::getInstance(SAML_LOGCAT".Metadata").error("caught exception while installing plugins and filters: %s", ex.what());
-        delete m_resolver;
+        Category::getInstance(SAML_LOGCAT".Metadata").error("caught exception while installing filters: %s", ex.what());
         for_each(m_filters.begin(),m_filters.end(),xmltooling::cleanup<MetadataFilter>());
         throw;
     }
@@ -126,7 +113,6 @@ MetadataProvider::MetadataProvider(const DOMElement* e) : m_resolver(NULL)
 
 MetadataProvider::~MetadataProvider()
 {
-    delete m_resolver;
     for_each(m_filters.begin(),m_filters.end(),xmltooling::cleanup<MetadataFilter>());
 }
 
@@ -142,137 +128,14 @@ void MetadataProvider::doFilters(XMLObject& xmlObject) const
     }
 }
 
-void MetadataProvider::index(EntityDescriptor* site, time_t validUntil)
-{
-    if (validUntil < site->getValidUntilEpoch())
-        site->setValidUntil(validUntil);
-
-    auto_ptr_char id(site->getEntityID());
-    if (id.get()) {
-        m_sites.insert(make_pair(id.get(),site));
-    }
-    
-    // Process each IdP role.
-    const vector<IDPSSODescriptor*>& roles=const_cast<const EntityDescriptor*>(site)->getIDPSSODescriptors();
-    for (vector<IDPSSODescriptor*>::const_iterator i=roles.begin(); i!=roles.end(); i++) {
-        // SAML 1.x?
-        if ((*i)->hasSupport(SAMLConstants::SAML10_PROTOCOL_ENUM) || (*i)->hasSupport(SAMLConstants::SAML11_PROTOCOL_ENUM)) {
-            // Check for SourceID extension element.
-            const Extensions* exts=(*i)->getExtensions();
-            if (exts) {
-                const list<XMLObject*>& children=exts->getXMLObjects();
-                for (list<XMLObject*>::const_iterator ext=children.begin(); ext!=children.end(); ext++) {
-                    SourceID* sid=dynamic_cast<SourceID*>(*ext);
-                    if (sid) {
-                        auto_ptr_char sourceid(sid->getID());
-                        if (sourceid.get()) {
-                            m_sources.insert(pair<string,const EntityDescriptor*>(sourceid.get(),site));
-                            break;
-                        }
-                    }
-                }
-            }
-            
-            // Hash the ID.
-            m_sources.insert(
-                pair<string,const EntityDescriptor*>(SAMLConfig::getConfig().hashSHA1(id.get(), true),site)
-                );
-                
-            // Load endpoints for type 0x0002 artifacts.
-            const vector<ArtifactResolutionService*>& locs=const_cast<const IDPSSODescriptor*>(*i)->getArtifactResolutionServices();
-            for (vector<ArtifactResolutionService*>::const_iterator loc=locs.begin(); loc!=locs.end(); loc++) {
-                auto_ptr_char location((*loc)->getLocation());
-                if (location.get())
-                    m_sources.insert(pair<string,const EntityDescriptor*>(location.get(),site));
-            }
-        }
-        
-        // SAML 2.0?
-        if ((*i)->hasSupport(SAMLConstants::SAML20P_NS)) {
-            // Hash the ID.
-            m_sources.insert(
-                pair<string,const EntityDescriptor*>(SAMLConfig::getConfig().hashSHA1(id.get(), true),site)
-                );
-        }
-    }
-}
-
-void MetadataProvider::index(EntitiesDescriptor* group, time_t validUntil)
-{
-    if (validUntil < group->getValidUntilEpoch())
-        group->setValidUntil(validUntil);
-
-    auto_ptr_char name(group->getName());
-    if (name.get()) {
-        m_groups.insert(make_pair(name.get(),group));
-    }
-    
-    const vector<EntitiesDescriptor*>& groups=const_cast<const EntitiesDescriptor*>(group)->getEntitiesDescriptors();
-    for (vector<EntitiesDescriptor*>::const_iterator i=groups.begin(); i!=groups.end(); i++)
-        index(*i,group->getValidUntilEpoch());
-
-    const vector<EntityDescriptor*>& sites=const_cast<const EntitiesDescriptor*>(group)->getEntityDescriptors();
-    for (vector<EntityDescriptor*>::const_iterator j=sites.begin(); j!=sites.end(); j++)
-        index(*j,group->getValidUntilEpoch());
-}
-
-void MetadataProvider::clearDescriptorIndex()
-{
-    m_sources.clear();
-    m_sites.clear();
-    m_groups.clear();
-}
-
-const EntitiesDescriptor* MetadataProvider::getEntitiesDescriptor(const char* name, bool strict) const
-{
-    pair<groupmap_t::const_iterator,groupmap_t::const_iterator> range=m_groups.equal_range(name);
-
-    time_t now=time(NULL);
-    for (groupmap_t::const_iterator i=range.first; i!=range.second; i++)
-        if (now < i->second->getValidUntilEpoch())
-            return i->second;
-    
-    if (!strict && range.first!=range.second)
-        return range.first->second;
-        
-    return NULL;
-}
-
 const EntitiesDescriptor* MetadataProvider::getEntitiesDescriptor(const XMLCh* name, bool strict) const
 {
     auto_ptr_char temp(name);
     return getEntitiesDescriptor(temp.get(),strict);
 }
 
-const EntityDescriptor* MetadataProvider::getEntityDescriptor(const char* name, bool strict) const
-{
-    pair<sitemap_t::const_iterator,sitemap_t::const_iterator> range=m_sites.equal_range(name);
-
-    time_t now=time(NULL);
-    for (sitemap_t::const_iterator i=range.first; i!=range.second; i++)
-        if (now < i->second->getValidUntilEpoch())
-            return i->second;
-    
-    if (!strict && range.first!=range.second)
-        return range.first->second;
-        
-    return NULL;
-}
-
 const EntityDescriptor* MetadataProvider::getEntityDescriptor(const XMLCh* name, bool strict) const
 {
     auto_ptr_char temp(name);
     return getEntityDescriptor(temp.get(),strict);
 }
-
-const EntityDescriptor* MetadataProvider::getEntityDescriptor(const SAMLArtifact* artifact) const
-{
-    pair<sitemap_t::const_iterator,sitemap_t::const_iterator> range=m_sources.equal_range(artifact->getSource());
-
-    time_t now=time(NULL);
-    for (sitemap_t::const_iterator i=range.first; i!=range.second; i++)
-        if (now < i->second->getValidUntilEpoch())
-            return i->second;
-
-    return NULL;
-}