shibsp/impl/XMLServiceProvider.cpp

   1 /*
   2  *  Copyright 2001-2007 Internet2
   3  *
   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
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  */
  16
  17 /**
  18  * XMLServiceProvider.cpp
  19  *
  20  * XML-based SP configuration and mgmt
  21  */
  22
  23 #include "internal.h"
  24 #include "exceptions.h"
  25 #include "AccessControl.h"
  26 #include "Application.h"
  27 #include "RequestMapper.h"
  28 #include "ServiceProvider.h"
  29 #include "SessionCache.h"
  30 #include "SPConfig.h"
  31 #include "handler/SessionInitiator.h"
  32 #include "remoting/ListenerService.h"
  33 #include "util/DOMPropertySet.h"
  34 #include "util/SPConstants.h"
  35
  36 #if defined(XMLTOOLING_LOG4SHIB)
  37 # include <log4shib/PropertyConfigurator.hh>
  38 #elif defined(XMLTOOLING_LOG4CPP)
  39 # include <log4cpp/PropertyConfigurator.hh>
  40 #else
  41 # error "Supported logging library not available."
  42 #endif
  43 #include <xercesc/util/XMLUniDefs.hpp>
  44 #include <xmltooling/XMLToolingConfig.h>
  45 #include <xmltooling/util/NDC.h>
  46 #include <xmltooling/util/ReloadableXMLFile.h>
  47 #include <xmltooling/util/XMLHelper.h>
  48
  49 #ifndef SHIBSP_LITE
  50 # include "TransactionLog.h"
  51 # include "attribute/filtering/AttributeFilter.h"
  52 # include "attribute/resolver/AttributeExtractor.h"
  53 # include "attribute/resolver/AttributeResolver.h"
  54 # include "security/PKIXTrustEngine.h"
  55 # include <saml/SAMLConfig.h>
  56 # include <saml/binding/ArtifactMap.h>
  57 # include <saml/binding/SAMLArtifact.h>
  58 # include <saml/saml1/core/Assertions.h>
  59 # include <saml/saml2/binding/SAML2ArtifactType0004.h>
  60 # include <saml/saml2/metadata/ChainingMetadataProvider.h>
  61 # include <xmltooling/security/ChainingTrustEngine.h>
  62 # include <xmltooling/util/ReplayCache.h>
  63 using namespace opensaml::saml2;
  64 using namespace opensaml::saml2p;
  65 using namespace opensaml::saml2md;
  66 using namespace opensaml;
  67 #endif
  68
  69 using namespace shibsp;
  70 using namespace xmltooling;
  71 using namespace std;
  72
  73 namespace {
  74
  75 #if defined (_MSC_VER)
  76     #pragma warning( push )
  77     #pragma warning( disable : 4250 )
  78 #endif
  79
  80     static vector<const Handler*> g_noHandlers;
  81
  82     // Application configuration wrapper
  83     class SHIBSP_DLLLOCAL XMLApplication : public Application, public Remoted, public DOMPropertySet, public DOMNodeFilter
  84     {
  85     public:
  86         XMLApplication(const ServiceProvider*, const DOMElement* e, const XMLApplication* base=NULL);
  87         ~XMLApplication() { cleanup(); }
  88
  89         const char* getHash() const {return m_hash.c_str();}
  90
  91 #ifndef SHIBSP_LITE
  92         SAMLArtifact* generateSAML1Artifact(const EntityDescriptor* relyingParty) const {
  93             throw ConfigurationException("No support for SAML 1.x artifact generation.");
  94         }
  95         SAML2Artifact* generateSAML2Artifact(const EntityDescriptor* relyingParty) const {
  96             pair<bool,int> index = make_pair(false,0);
  97             const PropertySet* props = getRelyingParty(relyingParty);
  98             if (props)
  99                 index = getInt("artifactEndpointIndex");
 100             if (!index.first)
 101                 index = getArtifactEndpointIndex();
 102             return new SAML2ArtifactType0004(SAMLConfig::getConfig().hashSHA1(getString("entityID").second),index.first ? index.second : 1);
 103         }
 104
 105         MetadataProvider* getMetadataProvider(bool required=true) const {
 106             if (required && !m_base && !m_metadata)
 107                 throw ConfigurationException("No MetadataProvider available.");
 108             return (!m_metadata && m_base) ? m_base->getMetadataProvider() : m_metadata;
 109         }
 110         TrustEngine* getTrustEngine(bool required=true) const {
 111             if (required && !m_base && !m_trust)
 112                 throw ConfigurationException("No TrustEngine available.");
 113             return (!m_trust && m_base) ? m_base->getTrustEngine() : m_trust;
 114         }
 115         AttributeExtractor* getAttributeExtractor() const {
 116             return (!m_attrExtractor && m_base) ? m_base->getAttributeExtractor() : m_attrExtractor;
 117         }
 118         AttributeFilter* getAttributeFilter() const {
 119             return (!m_attrFilter && m_base) ? m_base->getAttributeFilter() : m_attrFilter;
 120         }
 121         AttributeResolver* getAttributeResolver() const {
 122             return (!m_attrResolver && m_base) ? m_base->getAttributeResolver() : m_attrResolver;
 123         }
 124         CredentialResolver* getCredentialResolver() const {
 125             return (!m_credResolver && m_base) ? m_base->getCredentialResolver() : m_credResolver;
 126         }
 127         const PropertySet* getRelyingParty(const EntityDescriptor* provider) const;
 128         const vector<const XMLCh*>& getAudiences() const {
 129             return (m_audiences.empty() && m_base) ? m_base->getAudiences() : m_audiences;
 130         }
 131 #endif
 132         string getNotificationURL(const char* resource, bool front, unsigned int index) const;
 133
 134         const set<string>& getRemoteUserAttributeIds() const {
 135             return (m_remoteUsers.empty() && m_base) ? m_base->getRemoteUserAttributeIds() : m_remoteUsers;
 136         }
 137
 138         const SessionInitiator* getDefaultSessionInitiator() const;
 139         const SessionInitiator* getSessionInitiatorById(const char* id) const;
 140         const Handler* getDefaultAssertionConsumerService() const;
 141         const Handler* getAssertionConsumerServiceByIndex(unsigned short index) const;
 142         const vector<const Handler*>& getAssertionConsumerServicesByBinding(const XMLCh* binding) const;
 143         const Handler* getHandler(const char* path) const;
 144         void getHandlers(vector<const Handler*>& handlers) const;
 145
 146         void receive(DDF& in, ostream& out) {
 147             // Only current function is to return the headers to clear.
 148             DDF header;
 149             DDF ret=DDF(NULL).list();
 150             DDFJanitor jret(ret);
 151             for (vector< pair<string,string> >::const_iterator i = m_unsetHeaders.begin(); i!=m_unsetHeaders.end(); ++i) {
 152                 header = DDF(i->first.c_str()).string(i->second.c_str());
 153                 ret.add(header);
 154             }
 155             out << ret;
 156         }
 157
 158         // Provides filter to exclude special config elements.
 159         short acceptNode(const DOMNode* node) const;
 160
 161     private:
 162         void cleanup();
 163         const XMLApplication* m_base;
 164         string m_hash;
 165 #ifndef SHIBSP_LITE
 166         MetadataProvider* m_metadata;
 167         TrustEngine* m_trust;
 168         AttributeExtractor* m_attrExtractor;
 169         AttributeFilter* m_attrFilter;
 170         AttributeResolver* m_attrResolver;
 171         CredentialResolver* m_credResolver;
 172         vector<const XMLCh*> m_audiences;
 173
 174         // RelyingParty properties
 175         DOMPropertySet* m_partyDefault;
 176 #ifdef HAVE_GOOD_STL
 177         map<xstring,PropertySet*> m_partyMap;
 178 #else
 179         map<const XMLCh*,PropertySet*> m_partyMap;
 180 #endif
 181 #endif
 182         set<string> m_remoteUsers;
 183         vector<string> m_frontLogout,m_backLogout;
 184
 185         // manage handler objects
 186         vector<Handler*> m_handlers;
 187
 188         // maps location (path info) to applicable handlers
 189         map<string,const Handler*> m_handlerMap;
 190
 191         // maps unique indexes to consumer services
 192         map<unsigned int,const Handler*> m_acsIndexMap;
 193
 194         // pointer to default consumer service
 195         const Handler* m_acsDefault;
 196
 197         // maps binding strings to supporting consumer service(s)
 198 #ifdef HAVE_GOOD_STL
 199         typedef map<xstring,vector<const Handler*> > ACSBindingMap;
 200 #else
 201         typedef map<string,vector<const Handler*> > ACSBindingMap;
 202 #endif
 203         ACSBindingMap m_acsBindingMap;
 204
 205         // pointer to default session initiator
 206         const SessionInitiator* m_sessionInitDefault;
 207
 208         // maps unique ID strings to session initiators
 209         map<string,const SessionInitiator*> m_sessionInitMap;
 210
 211         // pointer to default artifact resolution service
 212         const Handler* m_artifactResolutionDefault;
 213
 214         pair<bool,int> getArtifactEndpointIndex() const {
 215             if (m_artifactResolutionDefault) return m_artifactResolutionDefault->getInt("index");
 216             return m_base ? m_base->getArtifactEndpointIndex() : make_pair(false,0);
 217         }
 218     };
 219
 220     // Top-level configuration implementation
 221     class SHIBSP_DLLLOCAL XMLConfig;
 222     class SHIBSP_DLLLOCAL XMLConfigImpl : public DOMPropertySet, public DOMNodeFilter
 223     {
 224     public:
 225         XMLConfigImpl(const DOMElement* e, bool first, const XMLConfig* outer, Category& log);
 226         ~XMLConfigImpl();
 227
 228         RequestMapper* m_requestMapper;
 229         map<string,Application*> m_appmap;
 230 #ifndef SHIBSP_LITE
 231         map< string,pair< PropertySet*,vector<const SecurityPolicyRule*> > > m_policyMap;
 232         map< string, vector< pair< string, pair<string,string> > > > m_transportOptionMap;
 233 #endif
 234
 235         // Provides filter to exclude special config elements.
 236         short acceptNode(const DOMNode* node) const;
 237
 238         void setDocument(DOMDocument* doc) {
 239             m_document = doc;
 240         }
 241
 242     private:
 243         void doExtensions(const DOMElement* e, const char* label, Category& log);
 244         void cleanup();
 245
 246         const XMLConfig* m_outer;
 247         DOMDocument* m_document;
 248     };
 249
 250     class SHIBSP_DLLLOCAL XMLConfig : public ServiceProvider, public ReloadableXMLFile, public Remoted
 251     {
 252     public:
 253         XMLConfig(const DOMElement* e) : ReloadableXMLFile(e, Category::getInstance(SHIBSP_LOGCAT".Config")),
 254             m_impl(NULL), m_listener(NULL), m_sessionCache(NULL)
 255 #ifndef SHIBSP_LITE
 256             , m_tranLog(NULL)
 257 #endif
 258         {
 259         }
 260
 261         void init() {
 262             load();
 263         }
 264
 265         ~XMLConfig() {
 266             delete m_impl;
 267             delete m_sessionCache;
 268             delete m_listener;
 269 #ifndef SHIBSP_LITE
 270             delete m_tranLog;
 271             SAMLConfig::getConfig().setArtifactMap(NULL);
 272             XMLToolingConfig::getConfig().setReplayCache(NULL);
 273             for_each(m_storage.begin(), m_storage.end(), cleanup_pair<string,StorageService>());
 274 #endif
 275         }
 276
 277         // PropertySet
 278         const PropertySet* getParent() const { return m_impl->getParent(); }
 279         void setParent(const PropertySet* parent) {return m_impl->setParent(parent);}
 280         pair<bool,bool> getBool(const char* name, const char* ns=NULL) const {return m_impl->getBool(name,ns);}
 281         pair<bool,const char*> getString(const char* name, const char* ns=NULL) const {return m_impl->getString(name,ns);}
 282         pair<bool,const XMLCh*> getXMLString(const char* name, const char* ns=NULL) const {return m_impl->getXMLString(name,ns);}
 283         pair<bool,unsigned int> getUnsignedInt(const char* name, const char* ns=NULL) const {return m_impl->getUnsignedInt(name,ns);}
 284         pair<bool,int> getInt(const char* name, const char* ns=NULL) const {return m_impl->getInt(name,ns);}
 285         void getAll(map<string,const char*>& properties) const {return m_impl->getAll(properties);}
 286         const PropertySet* getPropertySet(const char* name, const char* ns="urn:mace:shibboleth:2.0:native:sp:config") const {return m_impl->getPropertySet(name,ns);}
 287         const DOMElement* getElement() const {return m_impl->getElement();}
 288
 289         // Remoted
 290         void receive(DDF& in, ostream& out);
 291
 292         // ServiceProvider
 293 #ifndef SHIBSP_LITE
 294         TransactionLog* getTransactionLog() const {
 295             if (m_tranLog)
 296                 return m_tranLog;
 297             throw ConfigurationException("No TransactionLog available.");
 298         }
 299
 300         StorageService* getStorageService(const char* id) const {
 301             if (id) {
 302                 map<string,StorageService*>::const_iterator i=m_storage.find(id);
 303                 if (i!=m_storage.end())
 304                     return i->second;
 305             }
 306             return NULL;
 307         }
 308 #endif
 309
 310         ListenerService* getListenerService(bool required=true) const {
 311             if (required && !m_listener)
 312                 throw ConfigurationException("No ListenerService available.");
 313             return m_listener;
 314         }
 315
 316         SessionCache* getSessionCache(bool required=true) const {
 317             if (required && !m_sessionCache)
 318                 throw ConfigurationException("No SessionCache available.");
 319             return m_sessionCache;
 320         }
 321
 322         RequestMapper* getRequestMapper(bool required=true) const {
 323             if (required && !m_impl->m_requestMapper)
 324                 throw ConfigurationException("No RequestMapper available.");
 325             return m_impl->m_requestMapper;
 326         }
 327
 328         const Application* getApplication(const char* applicationId) const {
 329             map<string,Application*>::const_iterator i=m_impl->m_appmap.find(applicationId);
 330             return (i!=m_impl->m_appmap.end()) ? i->second : NULL;
 331         }
 332
 333 #ifndef SHIBSP_LITE
 334         const PropertySet* getPolicySettings(const char* id) const {
 335             map<string,pair<PropertySet*,vector<const SecurityPolicyRule*> > >::const_iterator i = m_impl->m_policyMap.find(id);
 336             if (i!=m_impl->m_policyMap.end())
 337                 return i->second.first;
 338             throw ConfigurationException("Security Policy ($1) not found, check <SecurityPolicies> element.", params(1,id));
 339         }
 340
 341         const vector<const SecurityPolicyRule*>& getPolicyRules(const char* id) const {
 342             map<string,pair<PropertySet*,vector<const SecurityPolicyRule*> > >::const_iterator i = m_impl->m_policyMap.find(id);
 343             if (i!=m_impl->m_policyMap.end())
 344                 return i->second.second;
 345             throw ConfigurationException("Security Policy ($1) not found, check <SecurityPolicies> element.", params(1,id));
 346         }
 347
 348         bool setTransportOptions(const char* id, SOAPTransport& transport) const {
 349             bool ret = true;
 350             map< string, vector< pair< string, pair<string,string> > > >::const_iterator p =
 351                 m_impl->m_transportOptionMap.find(id);
 352             if (p == m_impl->m_transportOptionMap.end())
 353                 return ret;
 354             vector< pair< string, pair<string,string> > >::const_iterator opt;
 355             for (opt = p->second.begin(); opt != p->second.end(); ++opt) {
 356                 if (!transport.setProviderOption(opt->first.c_str(), opt->second.first.c_str(), opt->second.second.c_str())) {
 357                     m_log.error("failed to set SOAPTransport option (%s)", opt->second.first.c_str());
 358                     ret = false;
 359                 }
 360             }
 361             return ret;
 362         }
 363 #endif
 364
 365     protected:
 366         pair<bool,DOMElement*> load();
 367
 368     private:
 369         friend class XMLConfigImpl;
 370         XMLConfigImpl* m_impl;
 371         mutable ListenerService* m_listener;
 372         mutable SessionCache* m_sessionCache;
 373 #ifndef SHIBSP_LITE
 374         mutable TransactionLog* m_tranLog;
 375         mutable map<string,StorageService*> m_storage;
 376 #endif
 377     };
 378
 379 #if defined (_MSC_VER)
 380     #pragma warning( pop )
 381 #endif
 382
 383     static const XMLCh _Application[] =         UNICODE_LITERAL_11(A,p,p,l,i,c,a,t,i,o,n);
 384     static const XMLCh Applications[] =         UNICODE_LITERAL_12(A,p,p,l,i,c,a,t,i,o,n,s);
 385     static const XMLCh _ArtifactMap[] =         UNICODE_LITERAL_11(A,r,t,i,f,a,c,t,M,a,p);
 386     static const XMLCh _AttributeExtractor[] =  UNICODE_LITERAL_18(A,t,t,r,i,b,u,t,e,E,x,t,r,a,c,t,o,r);
 387     static const XMLCh _AttributeFilter[] =     UNICODE_LITERAL_15(A,t,t,r,i,b,u,t,e,F,i,l,t,e,r);
 388     static const XMLCh _AttributeResolver[] =   UNICODE_LITERAL_17(A,t,t,r,i,b,u,t,e,R,e,s,o,l,v,e,r);
 389     static const XMLCh _AssertionConsumerService[] = UNICODE_LITERAL_24(A,s,s,e,r,t,i,o,n,C,o,n,s,u,m,e,r,S,e,r,v,i,c,e);
 390     static const XMLCh _ArtifactResolutionService[] =UNICODE_LITERAL_25(A,r,t,i,f,a,c,t,R,e,s,o,l,u,t,i,o,n,S,e,r,v,i,c,e);
 391     static const XMLCh _Audience[] =            UNICODE_LITERAL_8(A,u,d,i,e,n,c,e);
 392     static const XMLCh Binding[] =              UNICODE_LITERAL_7(B,i,n,d,i,n,g);
 393     static const XMLCh Channel[]=               UNICODE_LITERAL_7(C,h,a,n,n,e,l);
 394     static const XMLCh _CredentialResolver[] =  UNICODE_LITERAL_18(C,r,e,d,e,n,t,i,a,l,R,e,s,o,l,v,e,r);
 395     static const XMLCh DefaultRelyingParty[] =  UNICODE_LITERAL_19(D,e,f,a,u,l,t,R,e,l,y,i,n,g,P,a,r,t,y);
 396     static const XMLCh _Extensions[] =          UNICODE_LITERAL_10(E,x,t,e,n,s,i,o,n,s);
 397     static const XMLCh _fatal[] =               UNICODE_LITERAL_5(f,a,t,a,l);
 398     static const XMLCh _Handler[] =             UNICODE_LITERAL_7(H,a,n,d,l,e,r);
 399     static const XMLCh _id[] =                  UNICODE_LITERAL_2(i,d);
 400     static const XMLCh Implementation[] =       UNICODE_LITERAL_14(I,m,p,l,e,m,e,n,t,a,t,i,o,n);
 401     static const XMLCh InProcess[] =            UNICODE_LITERAL_9(I,n,P,r,o,c,e,s,s);
 402     static const XMLCh Library[] =              UNICODE_LITERAL_7(L,i,b,r,a,r,y);
 403     static const XMLCh Listener[] =             UNICODE_LITERAL_8(L,i,s,t,e,n,e,r);
 404     static const XMLCh Location[] =             UNICODE_LITERAL_8(L,o,c,a,t,i,o,n);
 405     static const XMLCh logger[] =               UNICODE_LITERAL_6(l,o,g,g,e,r);
 406     static const XMLCh _LogoutInitiator[] =     UNICODE_LITERAL_15(L,o,g,o,u,t,I,n,i,t,i,a,t,o,r);
 407     static const XMLCh _ManageNameIDService[] = UNICODE_LITERAL_19(M,a,n,a,g,e,N,a,m,e,I,D,S,e,r,v,i,c,e);
 408     static const XMLCh MemoryListener[] =       UNICODE_LITERAL_14(M,e,m,o,r,y,L,i,s,t,e,n,e,r);
 409     static const XMLCh _MetadataProvider[] =    UNICODE_LITERAL_16(M,e,t,a,d,a,t,a,P,r,o,v,i,d,e,r);
 410     static const XMLCh Notify[] =               UNICODE_LITERAL_6(N,o,t,i,f,y);
 411     static const XMLCh _option[] =              UNICODE_LITERAL_6(o,p,t,i,o,n);
 412     static const XMLCh OutOfProcess[] =         UNICODE_LITERAL_12(O,u,t,O,f,P,r,o,c,e,s,s);
 413     static const XMLCh _path[] =                UNICODE_LITERAL_4(p,a,t,h);
 414     static const XMLCh Policy[] =               UNICODE_LITERAL_6(P,o,l,i,c,y);
 415     static const XMLCh _provider[] =            UNICODE_LITERAL_8(p,r,o,v,i,d,e,r);
 416     static const XMLCh RelyingParty[] =         UNICODE_LITERAL_12(R,e,l,y,i,n,g,P,a,r,t,y);
 417     static const XMLCh _ReplayCache[] =         UNICODE_LITERAL_11(R,e,p,l,a,y,C,a,c,h,e);
 418     static const XMLCh _RequestMapper[] =       UNICODE_LITERAL_13(R,e,q,u,e,s,t,M,a,p,p,e,r);
 419     static const XMLCh Rule[] =                 UNICODE_LITERAL_4(R,u,l,e);
 420     static const XMLCh SecurityPolicies[] =     UNICODE_LITERAL_16(S,e,c,u,r,i,t,y,P,o,l,i,c,i,e,s);
 421     static const XMLCh _SessionCache[] =        UNICODE_LITERAL_12(S,e,s,s,i,o,n,C,a,c,h,e);
 422     static const XMLCh _SessionInitiator[] =    UNICODE_LITERAL_16(S,e,s,s,i,o,n,I,n,i,t,i,a,t,o,r);
 423     static const XMLCh _SingleLogoutService[] = UNICODE_LITERAL_19(S,i,n,g,l,e,L,o,g,o,u,t,S,e,r,v,i,c,e);
 424     static const XMLCh _StorageService[] =      UNICODE_LITERAL_14(S,t,o,r,a,g,e,S,e,r,v,i,c,e);
 425     static const XMLCh TCPListener[] =          UNICODE_LITERAL_11(T,C,P,L,i,s,t,e,n,e,r);
 426     static const XMLCh TransportOption[] =      UNICODE_LITERAL_15(T,r,a,n,s,p,o,r,t,O,p,t,i,o,n);
 427     static const XMLCh _TrustEngine[] =         UNICODE_LITERAL_11(T,r,u,s,t,E,n,g,i,n,e);
 428     static const XMLCh _type[] =                UNICODE_LITERAL_4(t,y,p,e);
 429     static const XMLCh UnixListener[] =         UNICODE_LITERAL_12(U,n,i,x,L,i,s,t,e,n,e,r);
 430
 431 #ifndef SHIBSP_LITE
 432     class SHIBSP_DLLLOCAL PolicyNodeFilter : public DOMNodeFilter
 433     {
 434     public:
 435         short acceptNode(const DOMNode* node) const {
 436             return FILTER_REJECT;
 437         }
 438     };
 439 #endif
 440 };
 441
 442 namespace shibsp {
 443     ServiceProvider* XMLServiceProviderFactory(const DOMElement* const & e)
 444     {
 445         return new XMLConfig(e);
 446     }
 447 };
 448
 449 XMLApplication::XMLApplication(
 450     const ServiceProvider* sp,
 451     const DOMElement* e,
 452     const XMLApplication* base
 453     ) : Application(sp), m_base(base),
 454 #ifndef SHIBSP_LITE
 455         m_metadata(NULL), m_trust(NULL),
 456         m_attrExtractor(NULL), m_attrFilter(NULL), m_attrResolver(NULL),
 457         m_credResolver(NULL), m_partyDefault(NULL),
 458 #endif
 459         m_acsDefault(NULL), m_sessionInitDefault(NULL), m_artifactResolutionDefault(NULL)
 460 {
 461 #ifdef _DEBUG
 462     xmltooling::NDC ndc("XMLApplication");
 463 #endif
 464     Category& log=Category::getInstance(SHIBSP_LOGCAT".Application");
 465
 466     try {
 467         // First load any property sets.
 468         load(e,log,this);
 469         if (base)
 470             setParent(base);
 471
 472         SPConfig& conf=SPConfig::getConfig();
 473 #ifndef SHIBSP_LITE
 474         SAMLConfig& samlConf=SAMLConfig::getConfig();
 475         XMLToolingConfig& xmlConf=XMLToolingConfig::getConfig();
 476 #endif
 477
 478         // This used to be an actual hash, but now it's just a hex-encode to avoid xmlsec.
 479         static char DIGITS[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
 480         string tohash=getId();
 481         tohash+=getString("entityID").second;
 482         for (const char* ch = tohash.c_str(); *ch; ++ch) {
 483             m_hash += (DIGITS[((unsigned char)(0xF0 & *ch)) >> 4 ]);
 484             m_hash += (DIGITS[0x0F & *ch]);
 485         }
 486
 487         // Load attribute ID lists for REMOTE_USER and header clearing.
 488         if (conf.isEnabled(SPConfig::InProcess)) {
 489             pair<bool,const char*> attributes = getString("REMOTE_USER");
 490             if (attributes.first) {
 491                 char* dup = strdup(attributes.second);
 492                 char* pos;
 493                 char* start = dup;
 494                 while (start && *start) {
 495                     while (*start && isspace(*start))
 496                         start++;
 497                     if (!*start)
 498                         break;
 499                     pos = strchr(start,' ');
 500                     if (pos)
 501                         *pos=0;
 502                     m_remoteUsers.insert(start);
 503                     start = pos ? pos+1 : NULL;
 504                 }
 505                 free(dup);
 506             }
 507
 508             attributes = getString("unsetHeaders");
 509             if (attributes.first) {
 510                 string transformedprefix("HTTP_");
 511                 const char* pch;
 512                 pair<bool,const char*> prefix = getString("metadataAttributePrefix");
 513                 if (prefix.first) {
 514                     pch = prefix.second;
 515                     while (*pch) {
 516                         transformedprefix += (isalnum(*pch) ? toupper(*pch) : '_');
 517                         pch++;
 518                     }
 519                 }
 520                 char* dup = strdup(attributes.second);
 521                 char* pos;
 522                 char* start = dup;
 523                 while (start && *start) {
 524                     while (*start && isspace(*start))
 525                         start++;
 526                     if (!*start)
 527                         break;
 528                     pos = strchr(start,' ');
 529                     if (pos)
 530                         *pos=0;
 531
 532                     string transformed;
 533                     pch = start;
 534                     while (*pch) {
 535                         transformed += (isalnum(*pch) ? toupper(*pch) : '_');
 536                         pch++;
 537                     }
 538                     m_unsetHeaders.push_back(pair<string,string>(start,string("HTTP_") + transformed));
 539                     if (prefix.first)
 540                         m_unsetHeaders.push_back(pair<string,string>(string(prefix.second) + start, transformedprefix + transformed));
 541                     start = pos ? pos+1 : NULL;
 542                 }
 543                 free(dup);
 544                 m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 545             }
 546         }
 547
 548         Handler* handler=NULL;
 549         const PropertySet* sessions = getPropertySet("Sessions");
 550
 551         // Process assertion export handler.
 552         pair<bool,const char*> location = sessions ? sessions->getString("exportLocation") : pair<bool,const char*>(false,NULL);
 553         if (location.first) {
 554             try {
 555                 DOMElement* exportElement = e->getOwnerDocument()->createElementNS(shibspconstants::SHIB2SPCONFIG_NS,_Handler);
 556                 exportElement->setAttributeNS(NULL,Location,sessions->getXMLString("exportLocation").second);
 557                 pair<bool,const XMLCh*> exportACL = sessions->getXMLString("exportACL");
 558                 if (exportACL.first) {
 559                     static const XMLCh _acl[] = UNICODE_LITERAL_9(e,x,p,o,r,t,A,C,L);
 560                     exportElement->setAttributeNS(NULL,_acl,exportACL.second);
 561                 }
 562                 handler = conf.HandlerManager.newPlugin(samlconstants::SAML20_BINDING_URI, make_pair(exportElement, getId()));
 563                 m_handlers.push_back(handler);
 564
 565                 // Insert into location map. If it contains the handlerURL, we skip past that part.
 566                 const char* pch = strstr(location.second, sessions->getString("handlerURL").second);
 567                 if (pch)
 568                     location.second = pch + strlen(sessions->getString("handlerURL").second);
 569                 if (*location.second == '/')
 570                     m_handlerMap[location.second]=handler;
 571                 else
 572                     m_handlerMap[string("/") + location.second]=handler;
 573             }
 574             catch (exception& ex) {
 575                 log.error("caught exception installing assertion lookup handler: %s", ex.what());
 576             }
 577         }
 578
 579         // Process other handlers.
 580         bool hardACS=false, hardSessionInit=false, hardArt=false;
 581         const DOMElement* child = sessions ? XMLHelper::getFirstChildElement(sessions->getElement()) : NULL;
 582         while (child) {
 583             try {
 584                 // A handler is based on the Binding property in conjunction with the element name.
 585                 // If it's an ACS or SI, also handle index/id mappings and defaulting.
 586                 if (XMLString::equals(child->getLocalName(),_AssertionConsumerService)) {
 587                     auto_ptr_char bindprop(child->getAttributeNS(NULL,Binding));
 588                     if (!bindprop.get() || !*(bindprop.get())) {
 589                         log.warn("md:AssertionConsumerService element has no Binding attribute, skipping it...");
 590                         child = XMLHelper::getNextSiblingElement(child);
 591                         continue;
 592                     }
 593                     handler=conf.AssertionConsumerServiceManager.newPlugin(bindprop.get(),make_pair(child, getId()));
 594                     // Map by binding (may be > 1 per binding, e.g. SAML 1.0 vs 1.1)
 595 #ifdef HAVE_GOOD_STL
 596                     m_acsBindingMap[handler->getXMLString("Binding").second].push_back(handler);
 597 #else
 598                     m_acsBindingMap[handler->getString("Binding").second].push_back(handler);
 599 #endif
 600                     m_acsIndexMap[handler->getUnsignedInt("index").second]=handler;
 601
 602                     if (!hardACS) {
 603                         pair<bool,bool> defprop=handler->getBool("isDefault");
 604                         if (defprop.first) {
 605                             if (defprop.second) {
 606                                 hardACS=true;
 607                                 m_acsDefault=handler;
 608                             }
 609                         }
 610                         else if (!m_acsDefault)
 611                             m_acsDefault=handler;
 612                     }
 613                 }
 614                 else if (XMLString::equals(child->getLocalName(),_SessionInitiator)) {
 615                     auto_ptr_char type(child->getAttributeNS(NULL,_type));
 616                     if (!type.get() || !*(type.get())) {
 617                         log.warn("SessionInitiator element has no type attribute, skipping it...");
 618                         child = XMLHelper::getNextSiblingElement(child);
 619                         continue;
 620                     }
 621                     SessionInitiator* sihandler=conf.SessionInitiatorManager.newPlugin(type.get(),make_pair(child, getId()));
 622                     handler=sihandler;
 623                     pair<bool,const char*> si_id=handler->getString("id");
 624                     if (si_id.first && si_id.second)
 625                         m_sessionInitMap[si_id.second]=sihandler;
 626                     if (!hardSessionInit) {
 627                         pair<bool,bool> defprop=handler->getBool("isDefault");
 628                         if (defprop.first) {
 629                             if (defprop.second) {
 630                                 hardSessionInit=true;
 631                                 m_sessionInitDefault=sihandler;
 632                             }
 633                         }
 634                         else if (!m_sessionInitDefault)
 635                             m_sessionInitDefault=sihandler;
 636                     }
 637                 }
 638                 else if (XMLString::equals(child->getLocalName(),_LogoutInitiator)) {
 639                     auto_ptr_char type(child->getAttributeNS(NULL,_type));
 640                     if (!type.get() || !*(type.get())) {
 641                         log.warn("LogoutInitiator element has no type attribute, skipping it...");
 642                         child = XMLHelper::getNextSiblingElement(child);
 643                         continue;
 644                     }
 645                     handler=conf.LogoutInitiatorManager.newPlugin(type.get(),make_pair(child, getId()));
 646                 }
 647                 else if (XMLString::equals(child->getLocalName(),_ArtifactResolutionService)) {
 648                     auto_ptr_char bindprop(child->getAttributeNS(NULL,Binding));
 649                     if (!bindprop.get() || !*(bindprop.get())) {
 650                         log.warn("md:ArtifactResolutionService element has no Binding attribute, skipping it...");
 651                         child = XMLHelper::getNextSiblingElement(child);
 652                         continue;
 653                     }
 654                     handler=conf.ArtifactResolutionServiceManager.newPlugin(bindprop.get(),make_pair(child, getId()));
 655
 656                     if (!hardArt) {
 657                         pair<bool,bool> defprop=handler->getBool("isDefault");
 658                         if (defprop.first) {
 659                             if (defprop.second) {
 660                                 hardArt=true;
 661                                 m_artifactResolutionDefault=handler;
 662                             }
 663                         }
 664                         else if (!m_artifactResolutionDefault)
 665                             m_artifactResolutionDefault=handler;
 666                     }
 667                 }
 668                 else if (XMLString::equals(child->getLocalName(),_SingleLogoutService)) {
 669                     auto_ptr_char bindprop(child->getAttributeNS(NULL,Binding));
 670                     if (!bindprop.get() || !*(bindprop.get())) {
 671                         log.warn("md:SingleLogoutService element has no Binding attribute, skipping it...");
 672                         child = XMLHelper::getNextSiblingElement(child);
 673                         continue;
 674                     }
 675                     handler=conf.SingleLogoutServiceManager.newPlugin(bindprop.get(),make_pair(child, getId()));
 676                 }
 677                 else if (XMLString::equals(child->getLocalName(),_ManageNameIDService)) {
 678                     auto_ptr_char bindprop(child->getAttributeNS(NULL,Binding));
 679                     if (!bindprop.get() || !*(bindprop.get())) {
 680                         log.warn("md:ManageNameIDService element has no Binding attribute, skipping it...");
 681                         child = XMLHelper::getNextSiblingElement(child);
 682                         continue;
 683                     }
 684                     handler=conf.ManageNameIDServiceManager.newPlugin(bindprop.get(),make_pair(child, getId()));
 685                 }
 686                 else {
 687                     auto_ptr_char type(child->getAttributeNS(NULL,_type));
 688                     if (!type.get() || !*(type.get())) {
 689                         log.warn("Handler element has no type attribute, skipping it...");
 690                         child = XMLHelper::getNextSiblingElement(child);
 691                         continue;
 692                     }
 693                     handler=conf.HandlerManager.newPlugin(type.get(),make_pair(child, getId()));
 694                 }
 695
 696                 m_handlers.push_back(handler);
 697
 698                 // Insert into location map.
 699                 location=handler->getString("Location");
 700                 if (location.first && *location.second == '/')
 701                     m_handlerMap[location.second]=handler;
 702                 else if (location.first)
 703                     m_handlerMap[string("/") + location.second]=handler;
 704
 705             }
 706             catch (exception& ex) {
 707                 log.error("caught exception processing handler element: %s", ex.what());
 708             }
 709
 710             child = XMLHelper::getNextSiblingElement(child);
 711         }
 712
 713         // Notification.
 714         DOMNodeList* nlist=e->getElementsByTagNameNS(shibspconstants::SHIB2SPCONFIG_NS,Notify);
 715         for (XMLSize_t i=0; nlist && i<nlist->getLength(); i++) {
 716             if (nlist->item(i)->getParentNode()->isSameNode(e)) {
 717                 const XMLCh* channel = static_cast<DOMElement*>(nlist->item(i))->getAttributeNS(NULL,Channel);
 718                 auto_ptr_char loc(static_cast<DOMElement*>(nlist->item(i))->getAttributeNS(NULL,Location));
 719                 if (loc.get() && *loc.get()) {
 720                     if (channel && *channel == chLatin_f)
 721                         m_frontLogout.push_back(loc.get());
 722                     else
 723                         m_backLogout.push_back(loc.get());
 724                 }
 725             }
 726         }
 727
 728 #ifndef SHIBSP_LITE
 729         nlist=e->getElementsByTagNameNS(samlconstants::SAML20_NS,Audience::LOCAL_NAME);
 730         for (XMLSize_t i=0; nlist && i<nlist->getLength(); i++)
 731             if (nlist->item(i)->getParentNode()->isSameNode(e) && nlist->item(i)->hasChildNodes())
 732                 m_audiences.push_back(nlist->item(i)->getFirstChild()->getNodeValue());
 733
 734         // Always include our own entityID as an audience.
 735         m_audiences.push_back(getXMLString("entityID").second);
 736
 737         if (conf.isEnabled(SPConfig::Metadata)) {
 738             child = XMLHelper::getFirstChildElement(e,_MetadataProvider);
 739             if (child) {
 740                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 741                 log.info("building MetadataProvider of type %s...",type.get());
 742                 try {
 743                     auto_ptr<MetadataProvider> mp(samlConf.MetadataProviderManager.newPlugin(type.get(),child));
 744                     mp->init();
 745                     m_metadata = mp.release();
 746                 }
 747                 catch (exception& ex) {
 748                     log.crit("error building/initializing MetadataProvider: %s", ex.what());
 749                 }
 750             }
 751         }
 752
 753         if (conf.isEnabled(SPConfig::Trust)) {
 754             child = XMLHelper::getFirstChildElement(e,_TrustEngine);
 755             if (child) {
 756                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 757                 log.info("building TrustEngine of type %s...",type.get());
 758                 try {
 759                     m_trust = xmlConf.TrustEngineManager.newPlugin(type.get(),child);
 760                 }
 761                 catch (exception& ex) {
 762                     log.crit("error building TrustEngine: %s", ex.what());
 763                 }
 764             }
 765         }
 766
 767         if (conf.isEnabled(SPConfig::AttributeResolution)) {
 768             child = XMLHelper::getFirstChildElement(e,_AttributeExtractor);
 769             if (child) {
 770                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 771                 log.info("building AttributeExtractor of type %s...",type.get());
 772                 try {
 773                     m_attrExtractor = conf.AttributeExtractorManager.newPlugin(type.get(),child);
 774                 }
 775                 catch (exception& ex) {
 776                     log.crit("error building AttributeExtractor: %s", ex.what());
 777                 }
 778             }
 779
 780             child = XMLHelper::getFirstChildElement(e,_AttributeFilter);
 781             if (child) {
 782                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 783                 log.info("building AttributeFilter of type %s...",type.get());
 784                 try {
 785                     m_attrFilter = conf.AttributeFilterManager.newPlugin(type.get(),child);
 786                 }
 787                 catch (exception& ex) {
 788                     log.crit("error building AttributeFilter: %s", ex.what());
 789                 }
 790             }
 791
 792             child = XMLHelper::getFirstChildElement(e,_AttributeResolver);
 793             if (child) {
 794                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 795                 log.info("building AttributeResolver of type %s...",type.get());
 796                 try {
 797                     m_attrResolver = conf.AttributeResolverManager.newPlugin(type.get(),child);
 798                 }
 799                 catch (exception& ex) {
 800                     log.crit("error building AttributeResolver: %s", ex.what());
 801                 }
 802             }
 803
 804             if (m_unsetHeaders.empty()) {
 805                 vector<string> unsetHeaders;
 806                 if (m_attrExtractor) {
 807                     Locker extlock(m_attrExtractor);
 808                     m_attrExtractor->getAttributeIds(unsetHeaders);
 809                 }
 810                 if (m_attrResolver) {
 811                     Locker reslock(m_attrResolver);
 812                     m_attrResolver->getAttributeIds(unsetHeaders);
 813                 }
 814                 if (unsetHeaders.empty()) {
 815                     if (m_base)
 816                         m_unsetHeaders.insert(m_unsetHeaders.end(), m_base->m_unsetHeaders.begin(), m_base->m_unsetHeaders.end());
 817                     else
 818                         m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 819                 }
 820                 else {
 821                     string transformedprefix("HTTP_");
 822                     const char* pch;
 823                     pair<bool,const char*> prefix = getString("metadataAttributePrefix");
 824                     if (prefix.first) {
 825                         pch = prefix.second;
 826                         while (*pch) {
 827                             transformedprefix += (isalnum(*pch) ? toupper(*pch) : '_');
 828                             pch++;
 829                         }
 830                     }
 831                     for (vector<string>::const_iterator hdr = unsetHeaders.begin(); hdr!=unsetHeaders.end(); ++hdr) {
 832                         string transformed;
 833                         pch = hdr->c_str();
 834                         while (*pch) {
 835                             transformed += (isalnum(*pch) ? toupper(*pch) : '_');
 836                             pch++;
 837                         }
 838                         m_unsetHeaders.push_back(pair<string,string>(*hdr, string("HTTP_") + transformed));
 839                         if (prefix.first)
 840                             m_unsetHeaders.push_back(pair<string,string>(string(prefix.second) + *hdr, transformedprefix + transformed));
 841                     }
 842                     m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 843                 }
 844             }
 845         }
 846
 847         if (conf.isEnabled(SPConfig::Credentials)) {
 848             child = XMLHelper::getFirstChildElement(e,_CredentialResolver);
 849             if (child) {
 850                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 851                 log.info("building CredentialResolver of type %s...",type.get());
 852                 try {
 853                     m_credResolver = xmlConf.CredentialResolverManager.newPlugin(type.get(),child);
 854                 }
 855                 catch (exception& ex) {
 856                     log.crit("error building CredentialResolver: %s", ex.what());
 857                 }
 858             }
 859         }
 860
 861         // Finally, load relying parties.
 862         child = XMLHelper::getFirstChildElement(e,DefaultRelyingParty);
 863         if (child) {
 864             m_partyDefault=new DOMPropertySet();
 865             m_partyDefault->load(child,log,this);
 866             child = XMLHelper::getFirstChildElement(child,RelyingParty);
 867             while (child) {
 868                 auto_ptr<DOMPropertySet> rp(new DOMPropertySet());
 869                 rp->load(child,log,this);
 870                 rp->setParent(m_partyDefault);
 871                 m_partyMap[child->getAttributeNS(NULL,saml2::Attribute::NAME_ATTRIB_NAME)]=rp.release();
 872                 child = XMLHelper::getNextSiblingElement(child,RelyingParty);
 873             }
 874         }
 875 #endif
 876
 877         // Out of process only, we register a listener endpoint.
 878         if (!conf.isEnabled(SPConfig::InProcess)) {
 879             ListenerService* listener = sp->getListenerService(false);
 880             if (listener) {
 881                 string addr=string(getId()) + "::getHeaders::Application";
 882                 listener->regListener(addr.c_str(),this);
 883             }
 884             else
 885                 log.info("no ListenerService available, Application remoting disabled");
 886         }
 887     }
 888     catch (exception&) {
 889         cleanup();
 890         throw;
 891     }
 892 #ifndef _DEBUG
 893     catch (...) {
 894         cleanup();
 895         throw;
 896     }
 897 #endif
 898 }
 899
 900 void XMLApplication::cleanup()
 901 {
 902     ListenerService* listener=getServiceProvider().getListenerService(false);
 903     if (listener && SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess) && !SPConfig::getConfig().isEnabled(SPConfig::InProcess)) {
 904         string addr=string(getId()) + "::getHeaders::Application";
 905         listener->unregListener(addr.c_str(),this);
 906     }
 907     for_each(m_handlers.begin(),m_handlers.end(),xmltooling::cleanup<Handler>());
 908     m_handlers.clear();
 909 #ifndef SHIBSP_LITE
 910     delete m_partyDefault;
 911     m_partyDefault = NULL;
 912 #ifdef HAVE_GOOD_STL
 913     for_each(m_partyMap.begin(),m_partyMap.end(),cleanup_pair<xstring,PropertySet>());
 914 #else
 915     for_each(m_partyMap.begin(),m_partyMap.end(),cleanup_pair<const XMLCh*,PropertySet>());
 916 #endif
 917     m_partyMap.clear();
 918     delete m_credResolver;
 919     m_credResolver = NULL;
 920     delete m_attrResolver;
 921     m_attrResolver = NULL;
 922     delete m_attrFilter;
 923     m_attrFilter = NULL;
 924     delete m_attrExtractor;
 925     m_attrExtractor = NULL;
 926     delete m_trust;
 927     m_trust = NULL;
 928     delete m_metadata;
 929     m_metadata = NULL;
 930 #endif
 931 }
 932
 933 short XMLApplication::acceptNode(const DOMNode* node) const
 934 {
 935     const XMLCh* name=node->getLocalName();
 936     if (XMLString::equals(name,_Application) ||
 937         XMLString::equals(name,_Audience) ||
 938         XMLString::equals(name,Notify) ||
 939         XMLString::equals(name,_AssertionConsumerService) ||
 940         XMLString::equals(name,_ArtifactResolutionService) ||
 941         XMLString::equals(name,_LogoutInitiator) ||
 942         XMLString::equals(name,_ManageNameIDService) ||
 943         XMLString::equals(name,_SessionInitiator) ||
 944         XMLString::equals(name,_SingleLogoutService) ||
 945         XMLString::equals(name,DefaultRelyingParty) ||
 946         XMLString::equals(name,RelyingParty) ||
 947         XMLString::equals(name,_MetadataProvider) ||
 948         XMLString::equals(name,_TrustEngine) ||
 949         XMLString::equals(name,_CredentialResolver) ||
 950         XMLString::equals(name,_AttributeFilter) ||
 951         XMLString::equals(name,_AttributeExtractor) ||
 952         XMLString::equals(name,_AttributeResolver))
 953         return FILTER_REJECT;
 954
 955     return FILTER_ACCEPT;
 956 }
 957
 958 #ifndef SHIBSP_LITE
 959
 960 const PropertySet* XMLApplication::getRelyingParty(const EntityDescriptor* provider) const
 961 {
 962     if (!m_partyDefault && m_base)
 963         return m_base->getRelyingParty(provider);
 964     else if (!provider)
 965         return m_partyDefault;
 966
 967 #ifdef HAVE_GOOD_STL
 968     map<xstring,PropertySet*>::const_iterator i=m_partyMap.find(provider->getEntityID());
 969     if (i!=m_partyMap.end())
 970         return i->second;
 971     const EntitiesDescriptor* group=dynamic_cast<const EntitiesDescriptor*>(provider->getParent());
 972     while (group) {
 973         if (group->getName()) {
 974             i=m_partyMap.find(group->getName());
 975             if (i!=m_partyMap.end())
 976                 return i->second;
 977         }
 978         group=dynamic_cast<const EntitiesDescriptor*>(group->getParent());
 979     }
 980 #else
 981     map<const XMLCh*,PropertySet*>::const_iterator i=m_partyMap.begin();
 982     for (; i!=m_partyMap.end(); i++) {
 983         if (XMLString::equals(i->first,provider->getEntityID()))
 984             return i->second;
 985         const EntitiesDescriptor* group=dynamic_cast<const EntitiesDescriptor*>(provider->getParent());
 986         while (group) {
 987             if (XMLString::equals(i->first,group->getName()))
 988                 return i->second;
 989             group=dynamic_cast<const EntitiesDescriptor*>(group->getParent());
 990         }
 991     }
 992 #endif
 993     return m_partyDefault;
 994 }
 995
 996 #endif
 997
 998 string XMLApplication::getNotificationURL(const char* resource, bool front, unsigned int index) const
 999 {
1000     const vector<string>& locs = front ? m_frontLogout : m_backLogout;
1001     if (locs.empty())
1002         return m_base ? m_base->getNotificationURL(resource, front, index) : string();
1003     else if (index >= locs.size())
1004         return string();
1005
1006 #ifdef HAVE_STRCASECMP
1007     if (!resource || (strncasecmp(resource,"http://",7) && strncasecmp(resource,"https://",8)))
1008 #else
1009     if (!resource || (strnicmp(resource,"http://",7) && strnicmp(resource,"https://",8)))
1010 #endif
1011         throw ConfigurationException("Request URL was not absolute.");
1012
1013     const char* handler=locs[index].c_str();
1014
1015     // Should never happen...
1016     if (!handler || (*handler!='/' && strncmp(handler,"http:",5) && strncmp(handler,"https:",6)))
1017         throw ConfigurationException(
1018             "Invalid Location property ($1) in Notify element for Application ($2)",
1019             params(2, handler ? handler : "null", getId())
1020             );
1021
1022     // The "Location" property can be in one of three formats:
1023     //
1024     // 1) a full URI:       http://host/foo/bar
1025     // 2) a hostless URI:   http:///foo/bar
1026     // 3) a relative path:  /foo/bar
1027     //
1028     // #  Protocol  Host        Path
1029     // 1  handler   handler     handler
1030     // 2  handler   resource    handler
1031     // 3  resource  resource    handler
1032
1033     const char* path = NULL;
1034
1035     // Decide whether to use the handler or the resource for the "protocol"
1036     const char* prot;
1037     if (*handler != '/') {
1038         prot = handler;
1039     }
1040     else {
1041         prot = resource;
1042         path = handler;
1043     }
1044
1045     // break apart the "protocol" string into protocol, host, and "the rest"
1046     const char* colon=strchr(prot,':');
1047     colon += 3;
1048     const char* slash=strchr(colon,'/');
1049     if (!path)
1050         path = slash;
1051
1052     // Compute the actual protocol and store.
1053     string notifyURL(prot, colon-prot);
1054
1055     // create the "host" from either the colon/slash or from the target string
1056     // If prot == handler then we're in either #1 or #2, else #3.
1057     // If slash == colon then we're in #2.
1058     if (prot != handler || slash == colon) {
1059         colon = strchr(resource, ':');
1060         colon += 3;      // Get past the ://
1061         slash = strchr(colon, '/');
1062     }
1063     string host(colon, (slash ? slash-colon : strlen(colon)));
1064
1065     // Build the URL
1066     notifyURL += host + path;
1067     return notifyURL;
1068 }
1069
1070 const SessionInitiator* XMLApplication::getDefaultSessionInitiator() const
1071 {
1072     if (m_sessionInitDefault) return m_sessionInitDefault;
1073     return m_base ? m_base->getDefaultSessionInitiator() : NULL;
1074 }
1075
1076 const SessionInitiator* XMLApplication::getSessionInitiatorById(const char* id) const
1077 {
1078     map<string,const SessionInitiator*>::const_iterator i=m_sessionInitMap.find(id);
1079     if (i!=m_sessionInitMap.end()) return i->second;
1080     return m_base ? m_base->getSessionInitiatorById(id) : NULL;
1081 }
1082
1083 const Handler* XMLApplication::getDefaultAssertionConsumerService() const
1084 {
1085     if (m_acsDefault) return m_acsDefault;
1086     return m_base ? m_base->getDefaultAssertionConsumerService() : NULL;
1087 }
1088
1089 const Handler* XMLApplication::getAssertionConsumerServiceByIndex(unsigned short index) const
1090 {
1091     map<unsigned int,const Handler*>::const_iterator i=m_acsIndexMap.find(index);
1092     if (i!=m_acsIndexMap.end()) return i->second;
1093     return m_base ? m_base->getAssertionConsumerServiceByIndex(index) : NULL;
1094 }
1095
1096 const vector<const Handler*>& XMLApplication::getAssertionConsumerServicesByBinding(const XMLCh* binding) const
1097 {
1098 #ifdef HAVE_GOOD_STL
1099     ACSBindingMap::const_iterator i=m_acsBindingMap.find(binding);
1100 #else
1101     auto_ptr_char temp(binding);
1102     ACSBindingMap::const_iterator i=m_acsBindingMap.find(temp.get());
1103 #endif
1104     if (i!=m_acsBindingMap.end())
1105         return i->second;
1106     return m_base ? m_base->getAssertionConsumerServicesByBinding(binding) : g_noHandlers;
1107 }
1108
1109 const Handler* XMLApplication::getHandler(const char* path) const
1110 {
1111     string wrap(path);
1112     map<string,const Handler*>::const_iterator i=m_handlerMap.find(wrap.substr(0,wrap.find('?')));
1113     if (i!=m_handlerMap.end())
1114         return i->second;
1115     return m_base ? m_base->getHandler(path) : NULL;
1116 }
1117
1118 void XMLApplication::getHandlers(vector<const Handler*>& handlers) const
1119 {
1120     handlers.insert(handlers.end(), m_handlers.begin(), m_handlers.end());
1121     if (m_base) {
1122         for (map<string,const Handler*>::const_iterator h = m_base->m_handlerMap.begin(); h != m_base->m_handlerMap.end(); ++h) {
1123             if (m_handlerMap.count(h->first) == 0)
1124                 handlers.push_back(h->second);
1125         }
1126     }
1127 }
1128
1129 short XMLConfigImpl::acceptNode(const DOMNode* node) const
1130 {
1131     if (!XMLString::equals(node->getNamespaceURI(),shibspconstants::SHIB2SPCONFIG_NS))
1132         return FILTER_ACCEPT;
1133     const XMLCh* name=node->getLocalName();
1134     if (XMLString::equals(name,Applications) ||
1135         XMLString::equals(name,_ArtifactMap) ||
1136         XMLString::equals(name,_Extensions) ||
1137         XMLString::equals(name,Implementation) ||
1138         XMLString::equals(name,Listener) ||
1139         XMLString::equals(name,MemoryListener) ||
1140         XMLString::equals(name,Policy) ||
1141         XMLString::equals(name,_RequestMapper) ||
1142         XMLString::equals(name,_ReplayCache) ||
1143         XMLString::equals(name,_SessionCache) ||
1144         XMLString::equals(name,_StorageService) ||
1145         XMLString::equals(name,TCPListener) ||
1146         XMLString::equals(name,UnixListener))
1147         return FILTER_REJECT;
1148
1149     return FILTER_ACCEPT;
1150 }
1151
1152 void XMLConfigImpl::doExtensions(const DOMElement* e, const char* label, Category& log)
1153 {
1154     const DOMElement* exts=XMLHelper::getFirstChildElement(e,_Extensions);
1155     if (exts) {
1156         exts=XMLHelper::getFirstChildElement(exts,Library);
1157         while (exts) {
1158             auto_ptr_char path(exts->getAttributeNS(NULL,_path));
1159             try {
1160                 if (path.get()) {
1161                     XMLToolingConfig::getConfig().load_library(path.get(),(void*)exts);
1162                     log.debug("loaded %s extension library (%s)", label, path.get());
1163                 }
1164             }
1165             catch (exception& e) {
1166                 const XMLCh* fatal=exts->getAttributeNS(NULL,_fatal);
1167                 if (fatal && (*fatal==chLatin_t || *fatal==chDigit_1)) {
1168                     log.fatal("unable to load mandatory %s extension library %s: %s", label, path.get(), e.what());
1169                     throw;
1170                 }
1171                 else {
1172                     log.crit("unable to load optional %s extension library %s: %s", label, path.get(), e.what());
1173                 }
1174             }
1175             exts=XMLHelper::getNextSiblingElement(exts,Library);
1176         }
1177     }
1178 }
1179
1180 XMLConfigImpl::XMLConfigImpl(const DOMElement* e, bool first, const XMLConfig* outer, Category& log)
1181     : m_requestMapper(NULL), m_outer(outer), m_document(NULL)
1182 {
1183 #ifdef _DEBUG
1184     xmltooling::NDC ndc("XMLConfigImpl");
1185 #endif
1186
1187     try {
1188         SPConfig& conf=SPConfig::getConfig();
1189 #ifndef SHIBSP_LITE
1190         SAMLConfig& samlConf=SAMLConfig::getConfig();
1191 #endif
1192         XMLToolingConfig& xmlConf=XMLToolingConfig::getConfig();
1193         const DOMElement* SHAR=XMLHelper::getFirstChildElement(e,OutOfProcess);
1194         const DOMElement* SHIRE=XMLHelper::getFirstChildElement(e,InProcess);
1195
1196         // Initialize log4cpp manually in order to redirect log messages as soon as possible.
1197         if (conf.isEnabled(SPConfig::Logging)) {
1198             const XMLCh* logconf=NULL;
1199             if (conf.isEnabled(SPConfig::OutOfProcess))
1200                 logconf=SHAR->getAttributeNS(NULL,logger);
1201             else if (conf.isEnabled(SPConfig::InProcess))
1202                 logconf=SHIRE->getAttributeNS(NULL,logger);
1203             if (!logconf || !*logconf)
1204                 logconf=e->getAttributeNS(NULL,logger);
1205             if (logconf && *logconf) {
1206                 auto_ptr_char logpath(logconf);
1207                 log.debug("loading new logging configuration from (%s), check log destination for status of configuration",logpath.get());
1208                 XMLToolingConfig::getConfig().log_config(logpath.get());
1209             }
1210
1211 #ifndef SHIBSP_LITE
1212             if (first)
1213                 m_outer->m_tranLog = new TransactionLog();
1214 #endif
1215         }
1216
1217         // First load any property sets.
1218         load(e,log,this);
1219
1220         const DOMElement* child;
1221         string plugtype;
1222
1223         // Much of the processing can only occur on the first instantiation.
1224         if (first) {
1225             // Set clock skew.
1226             pair<bool,unsigned int> skew=getUnsignedInt("clockSkew");
1227             if (skew.first)
1228                 xmlConf.clock_skew_secs=skew.second;
1229
1230             // Extensions
1231             doExtensions(e, "global", log);
1232             if (conf.isEnabled(SPConfig::OutOfProcess))
1233                 doExtensions(SHAR, "out of process", log);
1234
1235             if (conf.isEnabled(SPConfig::InProcess))
1236                 doExtensions(SHIRE, "in process", log);
1237
1238             // Instantiate the ListenerService and SessionCache objects.
1239             if (conf.isEnabled(SPConfig::Listener)) {
1240                 child=XMLHelper::getFirstChildElement(SHAR,UnixListener);
1241                 if (child)
1242                     plugtype=UNIX_LISTENER_SERVICE;
1243                 else {
1244                     child=XMLHelper::getFirstChildElement(SHAR,TCPListener);
1245                     if (child)
1246                         plugtype=TCP_LISTENER_SERVICE;
1247                     else {
1248                         child=XMLHelper::getFirstChildElement(SHAR,MemoryListener);
1249                         if (child)
1250                             plugtype=MEMORY_LISTENER_SERVICE;
1251                         else {
1252                             child=XMLHelper::getFirstChildElement(SHAR,Listener);
1253                             if (child) {
1254                                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
1255                                 if (type.get())
1256                                     plugtype=type.get();
1257                             }
1258                         }
1259                     }
1260                 }
1261                 if (child) {
1262                     log.info("building ListenerService of type %s...", plugtype.c_str());
1263                     m_outer->m_listener = conf.ListenerServiceManager.newPlugin(plugtype.c_str(),child);
1264                 }
1265                 else {
1266                     log.fatal("can't build ListenerService, missing conf:Listener element?");
1267                     throw ConfigurationException("Can't build ListenerService, missing conf:Listener element?");
1268                 }
1269             }
1270
1271             if (m_outer->m_listener && conf.isEnabled(SPConfig::OutOfProcess) && !conf.isEnabled(SPConfig::InProcess)) {
1272                 m_outer->m_listener->regListener("set::RelayState",m_outer->m_listener);
1273                 m_outer->m_listener->regListener("get::RelayState",m_outer->m_listener);
1274             }
1275
1276             if (conf.isEnabled(SPConfig::Caching)) {
1277                 if (conf.isEnabled(SPConfig::OutOfProcess)) {
1278 #ifndef SHIBSP_LITE
1279                     // First build any StorageServices.
1280                     string inmemID;
1281                     child=XMLHelper::getFirstChildElement(SHAR,_StorageService);
1282                     while (child) {
1283                         auto_ptr_char id(child->getAttributeNS(NULL,_id));
1284                         auto_ptr_char type(child->getAttributeNS(NULL,_type));
1285                         try {
1286                             log.info("building StorageService (%s) of type %s...", id.get(), type.get());
1287                             m_outer->m_storage[id.get()] = xmlConf.StorageServiceManager.newPlugin(type.get(),child);
1288                             if (!strcmp(type.get(),MEMORY_STORAGE_SERVICE))
1289                                 inmemID = id.get();
1290                         }
1291                         catch (exception& ex) {
1292                             log.crit("failed to instantiate StorageService (%s): %s", id.get(), ex.what());
1293                         }
1294                         child=XMLHelper::getNextSiblingElement(child,_StorageService);
1295                     }
1296
1297                     child=XMLHelper::getFirstChildElement(SHAR,_SessionCache);
1298                     if (child) {
1299                         auto_ptr_char type(child->getAttributeNS(NULL,_type));
1300                         log.info("building SessionCache of type %s...",type.get());
1301                         m_outer->m_sessionCache=conf.SessionCacheManager.newPlugin(type.get(),child);
1302                     }
1303                     else {
1304                         log.warn("SessionCache unspecified, building SessionCache of type %s...",STORAGESERVICE_SESSION_CACHE);
1305                         if (inmemID.empty()) {
1306                             inmemID = "memory";
1307                             log.info("no StorageServices configured, providing in-memory version for session cache");
1308                             m_outer->m_storage[inmemID] = xmlConf.StorageServiceManager.newPlugin(MEMORY_STORAGE_SERVICE,NULL);
1309                         }
1310                         child = e->getOwnerDocument()->createElementNS(NULL,_SessionCache);
1311                         auto_ptr_XMLCh ssid(inmemID.c_str());
1312                         const_cast<DOMElement*>(child)->setAttributeNS(NULL,_StorageService,ssid.get());
1313                         m_outer->m_sessionCache=conf.SessionCacheManager.newPlugin(STORAGESERVICE_SESSION_CACHE,child);
1314                     }
1315
1316                     // Replay cache.
1317                     StorageService* replaySS=NULL;
1318                     child=XMLHelper::getFirstChildElement(SHAR,_ReplayCache);
1319                     if (child) {
1320                         auto_ptr_char ssid(child->getAttributeNS(NULL,_StorageService));
1321                         if (ssid.get() && *ssid.get()) {
1322                             if (m_outer->m_storage.count(ssid.get()))
1323                                 replaySS = m_outer->m_storage[ssid.get()];
1324                             if (replaySS)
1325                                 log.info("building ReplayCache on top of StorageService (%s)...", ssid.get());
1326                             else
1327                                 log.crit("unable to locate StorageService (%s) in configuration", ssid.get());
1328                         }
1329                     }
1330                     if (!replaySS) {
1331                         log.info("building ReplayCache using in-memory StorageService...");
1332                         if (inmemID.empty()) {
1333                             inmemID = "memory";
1334                             log.info("no StorageServices configured, providing in-memory version for legacy config");
1335                             m_outer->m_storage[inmemID] = xmlConf.StorageServiceManager.newPlugin(MEMORY_STORAGE_SERVICE,NULL);
1336                         }
1337                         replaySS = m_outer->m_storage[inmemID];
1338                     }
1339                     xmlConf.setReplayCache(new ReplayCache(replaySS));
1340
1341                     // ArtifactMap
1342                     child=XMLHelper::getFirstChildElement(SHAR,_ArtifactMap);
1343                     if (child) {
1344                         auto_ptr_char ssid(child->getAttributeNS(NULL,_StorageService));
1345                         if (ssid.get() && *ssid.get() && m_outer->m_storage.count(ssid.get())) {
1346                             log.info("building ArtifactMap on top of StorageService (%s)...", ssid.get());
1347                             samlConf.setArtifactMap(new ArtifactMap(child, m_outer->m_storage[ssid.get()]));
1348                         }
1349                     }
1350                     if (samlConf.getArtifactMap()==NULL) {
1351                         log.info("building in-memory ArtifactMap...");
1352                         samlConf.setArtifactMap(new ArtifactMap(child));
1353                     }
1354 #endif
1355                 }
1356                 else {
1357                     child=XMLHelper::getFirstChildElement(SHIRE,_SessionCache);
1358                     if (child) {
1359                         auto_ptr_char type(child->getAttributeNS(NULL,_type));
1360                         log.info("building SessionCache of type %s...",type.get());
1361                         m_outer->m_sessionCache=conf.SessionCacheManager.newPlugin(type.get(),child);
1362                     }
1363                     else {
1364                         log.warn("SessionCache unspecified, building SessionCache of type %s...",REMOTED_SESSION_CACHE);
1365                         m_outer->m_sessionCache=conf.SessionCacheManager.newPlugin(REMOTED_SESSION_CACHE,child);
1366                     }
1367                 }
1368             }
1369         } // end of first-time-only stuff
1370
1371         // Back to the fully dynamic stuff...next up is the RequestMapper.
1372         if (conf.isEnabled(SPConfig::RequestMapping)) {
1373             child=XMLHelper::getFirstChildElement(SHIRE,_RequestMapper);
1374             if (child) {
1375                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
1376                 log.info("building RequestMapper of type %s...",type.get());
1377                 m_requestMapper=conf.RequestMapperManager.newPlugin(type.get(),child);
1378             }
1379         }
1380
1381 #ifndef SHIBSP_LITE
1382         // Load security policies.
1383         child = XMLHelper::getLastChildElement(e,SecurityPolicies);
1384         if (child) {
1385             PolicyNodeFilter filter;
1386             child = XMLHelper::getFirstChildElement(child,Policy);
1387             while (child) {
1388                 auto_ptr_char id(child->getAttributeNS(NULL,_id));
1389                 pair< PropertySet*,vector<const SecurityPolicyRule*> >& rules = m_policyMap[id.get()];
1390                 rules.first = NULL;
1391                 auto_ptr<DOMPropertySet> settings(new DOMPropertySet());
1392                 settings->load(child, log, &filter);
1393                 rules.first = settings.release();
1394
1395                 // Process Rule elements.
1396                 const DOMElement* rule = XMLHelper::getFirstChildElement(child,Rule);
1397                 while (rule) {
1398                     auto_ptr_char type(rule->getAttributeNS(NULL,_type));
1399                     try {
1400                         rules.second.push_back(samlConf.SecurityPolicyRuleManager.newPlugin(type.get(),rule));
1401                     }
1402                     catch (exception& ex) {
1403                         log.crit("error instantiating policy rule (%s) in policy (%s): %s", type.get(), id.get(), ex.what());
1404                     }
1405                     rule = XMLHelper::getNextSiblingElement(rule,Rule);
1406                 }
1407
1408                 // Process TransportOption elements.
1409                 rule = XMLHelper::getFirstChildElement(child,TransportOption);
1410                 while (rule) {
1411                     if (rule->hasChildNodes()) {
1412                         auto_ptr_char provider(rule->getAttributeNS(NULL,_provider));
1413                         auto_ptr_char option(rule->getAttributeNS(NULL,_option));
1414                         auto_ptr_char value(rule->getFirstChild()->getNodeValue());
1415                         if (provider.get() && *provider.get() && option.get() && *option.get() && value.get() && *value.get()) {
1416                             m_transportOptionMap[id.get()].push_back(
1417                                 make_pair(provider.get(), make_pair(option.get(), value.get()))
1418                                 );
1419                         }
1420                     }
1421                     rule = XMLHelper::getNextSiblingElement(rule,TransportOption);
1422                 }
1423
1424                 child = XMLHelper::getNextSiblingElement(child,Policy);
1425             }
1426         }
1427 #endif
1428
1429         // Load the default application. This actually has a fixed ID of "default". ;-)
1430         child=XMLHelper::getLastChildElement(e,Applications);
1431         if (!child) {
1432             log.fatal("can't build default Application object, missing conf:Applications element?");
1433             throw ConfigurationException("can't build default Application object, missing conf:Applications element?");
1434         }
1435         XMLApplication* defapp=new XMLApplication(m_outer,child);
1436         m_appmap[defapp->getId()]=defapp;
1437
1438         // Load any overrides.
1439         child = XMLHelper::getFirstChildElement(child,_Application);
1440         while (child) {
1441             auto_ptr<XMLApplication> iapp(new XMLApplication(m_outer,child,defapp));
1442             if (m_appmap.count(iapp->getId()))
1443                 log.crit("found conf:Application element with duplicate id attribute (%s), skipping it", iapp->getId());
1444             else
1445                 m_appmap[iapp->getId()]=iapp.release();
1446
1447             child = XMLHelper::getNextSiblingElement(child,_Application);
1448         }
1449     }
1450     catch (exception&) {
1451         cleanup();
1452         throw;
1453     }
1454 #ifndef _DEBUG
1455     catch (...) {
1456         cleanup();
1457         throw;
1458     }
1459 #endif
1460 }
1461
1462 XMLConfigImpl::~XMLConfigImpl()
1463 {
1464     cleanup();
1465 }
1466
1467 void XMLConfigImpl::cleanup()
1468 {
1469     for_each(m_appmap.begin(),m_appmap.end(),cleanup_pair<string,Application>());
1470     m_appmap.clear();
1471 #ifndef SHIBSP_LITE
1472     for (map< string,pair<PropertySet*,vector<const SecurityPolicyRule*> > >::iterator i=m_policyMap.begin(); i!=m_policyMap.end(); ++i) {
1473         delete i->second.first;
1474         for_each(i->second.second.begin(), i->second.second.end(), xmltooling::cleanup<SecurityPolicyRule>());
1475     }
1476     m_policyMap.clear();
1477 #endif
1478     delete m_requestMapper;
1479     m_requestMapper = NULL;
1480     if (m_document)
1481         m_document->release();
1482     m_document = NULL;
1483 }
1484
1485 void XMLConfig::receive(DDF& in, ostream& out)
1486 {
1487 #ifndef SHIBSP_LITE
1488     if (!strcmp(in.name(), "get::RelayState")) {
1489         const char* id = in["id"].string();
1490         const char* key = in["key"].string();
1491         if (!id || !key)
1492             throw ListenerException("Required parameters missing for RelayState recovery.");
1493
1494         string relayState;
1495         StorageService* storage = getStorageService(id);
1496         if (storage) {
1497             if (storage->readString("RelayState",key,&relayState)>0) {
1498                 if (in["clear"].integer())
1499                     storage->deleteString("RelayState",key);
1500             }
1501         }
1502         else {
1503             Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").error(
1504                 "Storage-backed RelayState with invalid StorageService ID (%s)", id
1505                 );
1506         }
1507
1508         // Repack for return to caller.
1509         DDF ret=DDF(NULL).string(relayState.c_str());
1510         DDFJanitor jret(ret);
1511         out << ret;
1512     }
1513     else if (!strcmp(in.name(), "set::RelayState")) {
1514         const char* id = in["id"].string();
1515         const char* value = in["value"].string();
1516         if (!id || !value)
1517             throw ListenerException("Required parameters missing for RelayState creation.");
1518
1519         string rsKey;
1520         StorageService* storage = getStorageService(id);
1521         if (storage) {
1522             SAMLConfig::getConfig().generateRandomBytes(rsKey,20);
1523             rsKey = SAMLArtifact::toHex(rsKey);
1524             storage->createString("RelayState", rsKey.c_str(), value, time(NULL) + 600);
1525         }
1526         else {
1527             Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").error(
1528                 "Storage-backed RelayState with invalid StorageService ID (%s)", id
1529                 );
1530         }
1531
1532         // Repack for return to caller.
1533         DDF ret=DDF(NULL).string(rsKey.c_str());
1534         DDFJanitor jret(ret);
1535         out << ret;
1536     }
1537 #endif
1538 }
1539
1540 pair<bool,DOMElement*> XMLConfig::load()
1541 {
1542     // Load from source using base class.
1543     pair<bool,DOMElement*> raw = ReloadableXMLFile::load();
1544
1545     // If we own it, wrap it.
1546     XercesJanitor<DOMDocument> docjanitor(raw.first ? raw.second->getOwnerDocument() : NULL);
1547
1548     XMLConfigImpl* impl = new XMLConfigImpl(raw.second,(m_impl==NULL),this,m_log);
1549
1550     // If we held the document, transfer it to the impl. If we didn't, it's a no-op.
1551     impl->setDocument(docjanitor.release());
1552
1553     delete m_impl;
1554     m_impl = impl;
1555
1556     return make_pair(false,(DOMElement*)NULL);
1557 }