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             index = props->getInt("artifactEndpointIndex");
  99             if (!index.first)
 100                 index = getArtifactEndpointIndex();
 101             return new SAML2ArtifactType0004(SAMLConfig::getConfig().hashSHA1(props->getString("entityID").second),index.first ? index.second : 1);
 102         }
 103
 104         MetadataProvider* getMetadataProvider(bool required=true) const {
 105             if (required && !m_base && !m_metadata)
 106                 throw ConfigurationException("No MetadataProvider available.");
 107             return (!m_metadata && m_base) ? m_base->getMetadataProvider() : m_metadata;
 108         }
 109         TrustEngine* getTrustEngine(bool required=true) const {
 110             if (required && !m_base && !m_trust)
 111                 throw ConfigurationException("No TrustEngine available.");
 112             return (!m_trust && m_base) ? m_base->getTrustEngine() : m_trust;
 113         }
 114         AttributeExtractor* getAttributeExtractor() const {
 115             return (!m_attrExtractor && m_base) ? m_base->getAttributeExtractor() : m_attrExtractor;
 116         }
 117         AttributeFilter* getAttributeFilter() const {
 118             return (!m_attrFilter && m_base) ? m_base->getAttributeFilter() : m_attrFilter;
 119         }
 120         AttributeResolver* getAttributeResolver() const {
 121             return (!m_attrResolver && m_base) ? m_base->getAttributeResolver() : m_attrResolver;
 122         }
 123         CredentialResolver* getCredentialResolver() const {
 124             return (!m_credResolver && m_base) ? m_base->getCredentialResolver() : m_credResolver;
 125         }
 126         const PropertySet* getRelyingParty(const EntityDescriptor* provider) const;
 127         const vector<const XMLCh*>* getAudiences() const {
 128             return (m_audiences.empty() && m_base) ? m_base->getAudiences() : &m_audiences;
 129         }
 130 #endif
 131         string getNotificationURL(const char* resource, bool front, unsigned int index) const;
 132
 133         const vector<string>& getRemoteUserAttributeIds() const {
 134             return (m_remoteUsers.empty() && m_base) ? m_base->getRemoteUserAttributeIds() : m_remoteUsers;
 135         }
 136
 137         const SessionInitiator* getDefaultSessionInitiator() const;
 138         const SessionInitiator* getSessionInitiatorById(const char* id) const;
 139         const Handler* getDefaultAssertionConsumerService() const;
 140         const Handler* getAssertionConsumerServiceByIndex(unsigned short index) const;
 141         const vector<const Handler*>& getAssertionConsumerServicesByBinding(const XMLCh* binding) const;
 142         const Handler* getHandler(const char* path) const;
 143         void getHandlers(vector<const Handler*>& handlers) const;
 144
 145         void receive(DDF& in, ostream& out) {
 146             // Only current function is to return the headers to clear.
 147             DDF header;
 148             DDF ret=DDF(NULL).list();
 149             DDFJanitor jret(ret);
 150             for (vector< pair<string,string> >::const_iterator i = m_unsetHeaders.begin(); i!=m_unsetHeaders.end(); ++i) {
 151                 header = DDF(i->first.c_str()).string(i->second.c_str());
 152                 ret.add(header);
 153             }
 154             out << ret;
 155         }
 156
 157         // Provides filter to exclude special config elements.
 158         short acceptNode(const DOMNode* node) const;
 159
 160     private:
 161         void cleanup();
 162         const XMLApplication* m_base;
 163         string m_hash;
 164 #ifndef SHIBSP_LITE
 165         MetadataProvider* m_metadata;
 166         TrustEngine* m_trust;
 167         AttributeExtractor* m_attrExtractor;
 168         AttributeFilter* m_attrFilter;
 169         AttributeResolver* m_attrResolver;
 170         CredentialResolver* m_credResolver;
 171         vector<const XMLCh*> m_audiences;
 172
 173         // RelyingParty properties
 174 #ifdef HAVE_GOOD_STL
 175         map<xstring,PropertySet*> m_partyMap;
 176 #else
 177         map<const XMLCh*,PropertySet*> m_partyMap;
 178 #endif
 179 #endif
 180         vector<string> m_remoteUsers,m_frontLogout,m_backLogout;
 181
 182         // manage handler objects
 183         vector<Handler*> m_handlers;
 184
 185         // maps location (path info) to applicable handlers
 186         map<string,const Handler*> m_handlerMap;
 187
 188         // maps unique indexes to consumer services
 189         map<unsigned int,const Handler*> m_acsIndexMap;
 190
 191         // pointer to default consumer service
 192         const Handler* m_acsDefault;
 193
 194         // maps binding strings to supporting consumer service(s)
 195 #ifdef HAVE_GOOD_STL
 196         typedef map<xstring,vector<const Handler*> > ACSBindingMap;
 197 #else
 198         typedef map<string,vector<const Handler*> > ACSBindingMap;
 199 #endif
 200         ACSBindingMap m_acsBindingMap;
 201
 202         // pointer to default session initiator
 203         const SessionInitiator* m_sessionInitDefault;
 204
 205         // maps unique ID strings to session initiators
 206         map<string,const SessionInitiator*> m_sessionInitMap;
 207
 208         // pointer to default artifact resolution service
 209         const Handler* m_artifactResolutionDefault;
 210
 211         pair<bool,int> getArtifactEndpointIndex() const {
 212             if (m_artifactResolutionDefault) return m_artifactResolutionDefault->getInt("index");
 213             return m_base ? m_base->getArtifactEndpointIndex() : make_pair(false,0);
 214         }
 215     };
 216
 217     // Top-level configuration implementation
 218     class SHIBSP_DLLLOCAL XMLConfig;
 219     class SHIBSP_DLLLOCAL XMLConfigImpl : public DOMPropertySet, public DOMNodeFilter
 220     {
 221     public:
 222         XMLConfigImpl(const DOMElement* e, bool first, const XMLConfig* outer, Category& log);
 223         ~XMLConfigImpl();
 224
 225         RequestMapper* m_requestMapper;
 226         map<string,Application*> m_appmap;
 227 #ifndef SHIBSP_LITE
 228         map< string,pair< PropertySet*,vector<const SecurityPolicyRule*> > > m_policyMap;
 229         map< string, vector< pair< string, pair<string,string> > > > m_transportOptionMap;
 230 #endif
 231
 232         // Provides filter to exclude special config elements.
 233         short acceptNode(const DOMNode* node) const;
 234
 235         void setDocument(DOMDocument* doc) {
 236             m_document = doc;
 237         }
 238
 239     private:
 240         void doExtensions(const DOMElement* e, const char* label, Category& log);
 241         void cleanup();
 242
 243         const XMLConfig* m_outer;
 244         DOMDocument* m_document;
 245     };
 246
 247     class SHIBSP_DLLLOCAL XMLConfig : public ServiceProvider, public ReloadableXMLFile
 248 #ifndef SHIBSP_LITE
 249         ,public Remoted
 250 #endif
 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         // ServiceProvider
 290 #ifndef SHIBSP_LITE
 291         // Remoted
 292         void receive(DDF& in, ostream& out);
 293
 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 _Extensions[] =          UNICODE_LITERAL_10(E,x,t,e,n,s,i,o,n,s);
 396     static const XMLCh _fatal[] =               UNICODE_LITERAL_5(f,a,t,a,l);
 397     static const XMLCh _Handler[] =             UNICODE_LITERAL_7(H,a,n,d,l,e,r);
 398     static const XMLCh _id[] =                  UNICODE_LITERAL_2(i,d);
 399     static const XMLCh InProcess[] =            UNICODE_LITERAL_9(I,n,P,r,o,c,e,s,s);
 400     static const XMLCh Library[] =              UNICODE_LITERAL_7(L,i,b,r,a,r,y);
 401     static const XMLCh Listener[] =             UNICODE_LITERAL_8(L,i,s,t,e,n,e,r);
 402     static const XMLCh Location[] =             UNICODE_LITERAL_8(L,o,c,a,t,i,o,n);
 403     static const XMLCh logger[] =               UNICODE_LITERAL_6(l,o,g,g,e,r);
 404     static const XMLCh _LogoutInitiator[] =     UNICODE_LITERAL_15(L,o,g,o,u,t,I,n,i,t,i,a,t,o,r);
 405     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);
 406     static const XMLCh _MetadataProvider[] =    UNICODE_LITERAL_16(M,e,t,a,d,a,t,a,P,r,o,v,i,d,e,r);
 407     static const XMLCh Notify[] =               UNICODE_LITERAL_6(N,o,t,i,f,y);
 408     static const XMLCh _option[] =              UNICODE_LITERAL_6(o,p,t,i,o,n);
 409     static const XMLCh OutOfProcess[] =         UNICODE_LITERAL_12(O,u,t,O,f,P,r,o,c,e,s,s);
 410     static const XMLCh _path[] =                UNICODE_LITERAL_4(p,a,t,h);
 411     static const XMLCh Policy[] =               UNICODE_LITERAL_6(P,o,l,i,c,y);
 412     static const XMLCh _provider[] =            UNICODE_LITERAL_8(p,r,o,v,i,d,e,r);
 413     static const XMLCh RelyingParty[] =         UNICODE_LITERAL_12(R,e,l,y,i,n,g,P,a,r,t,y);
 414     static const XMLCh _ReplayCache[] =         UNICODE_LITERAL_11(R,e,p,l,a,y,C,a,c,h,e);
 415     static const XMLCh _RequestMapper[] =       UNICODE_LITERAL_13(R,e,q,u,e,s,t,M,a,p,p,e,r);
 416     static const XMLCh Rule[] =                 UNICODE_LITERAL_4(R,u,l,e);
 417     static const XMLCh SecurityPolicies[] =     UNICODE_LITERAL_16(S,e,c,u,r,i,t,y,P,o,l,i,c,i,e,s);
 418     static const XMLCh _SessionCache[] =        UNICODE_LITERAL_12(S,e,s,s,i,o,n,C,a,c,h,e);
 419     static const XMLCh _SessionInitiator[] =    UNICODE_LITERAL_16(S,e,s,s,i,o,n,I,n,i,t,i,a,t,o,r);
 420     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);
 421     static const XMLCh Site[] =                 UNICODE_LITERAL_4(S,i,t,e);
 422     static const XMLCh _StorageService[] =      UNICODE_LITERAL_14(S,t,o,r,a,g,e,S,e,r,v,i,c,e);
 423     static const XMLCh TCPListener[] =          UNICODE_LITERAL_11(T,C,P,L,i,s,t,e,n,e,r);
 424     static const XMLCh TransportOption[] =      UNICODE_LITERAL_15(T,r,a,n,s,p,o,r,t,O,p,t,i,o,n);
 425     static const XMLCh _TrustEngine[] =         UNICODE_LITERAL_11(T,r,u,s,t,E,n,g,i,n,e);
 426     static const XMLCh _type[] =                UNICODE_LITERAL_4(t,y,p,e);
 427     static const XMLCh UnixListener[] =         UNICODE_LITERAL_12(U,n,i,x,L,i,s,t,e,n,e,r);
 428
 429 #ifndef SHIBSP_LITE
 430     class SHIBSP_DLLLOCAL PolicyNodeFilter : public DOMNodeFilter
 431     {
 432     public:
 433         short acceptNode(const DOMNode* node) const {
 434             return FILTER_REJECT;
 435         }
 436     };
 437 #endif
 438 };
 439
 440 namespace shibsp {
 441     ServiceProvider* XMLServiceProviderFactory(const DOMElement* const & e)
 442     {
 443         return new XMLConfig(e);
 444     }
 445 };
 446
 447 XMLApplication::XMLApplication(
 448     const ServiceProvider* sp,
 449     const DOMElement* e,
 450     const XMLApplication* base
 451     ) : Application(sp), m_base(base),
 452 #ifndef SHIBSP_LITE
 453         m_metadata(NULL), m_trust(NULL),
 454         m_attrExtractor(NULL), m_attrFilter(NULL), m_attrResolver(NULL),
 455         m_credResolver(NULL),
 456 #endif
 457         m_acsDefault(NULL), m_sessionInitDefault(NULL), m_artifactResolutionDefault(NULL)
 458 {
 459 #ifdef _DEBUG
 460     xmltooling::NDC ndc("XMLApplication");
 461 #endif
 462     Category& log=Category::getInstance(SHIBSP_LOGCAT".Application");
 463
 464     try {
 465         // First load any property sets.
 466         load(e,log,this);
 467         if (base)
 468             setParent(base);
 469
 470         SPConfig& conf=SPConfig::getConfig();
 471 #ifndef SHIBSP_LITE
 472         SAMLConfig& samlConf=SAMLConfig::getConfig();
 473         XMLToolingConfig& xmlConf=XMLToolingConfig::getConfig();
 474 #endif
 475
 476         // This used to be an actual hash, but now it's just a hex-encode to avoid xmlsec.
 477         static char DIGITS[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
 478         string tohash=getId();
 479         tohash+=getString("entityID").second;
 480         for (const char* ch = tohash.c_str(); *ch; ++ch) {
 481             m_hash += (DIGITS[((unsigned char)(0xF0 & *ch)) >> 4 ]);
 482             m_hash += (DIGITS[0x0F & *ch]);
 483         }
 484
 485         // Load attribute ID lists for REMOTE_USER and header clearing.
 486         if (conf.isEnabled(SPConfig::InProcess)) {
 487             pair<bool,const char*> attributes = getString("REMOTE_USER");
 488             if (attributes.first) {
 489                 char* dup = strdup(attributes.second);
 490                 char* pos;
 491                 char* start = dup;
 492                 while (start && *start) {
 493                     while (*start && isspace(*start))
 494                         start++;
 495                     if (!*start)
 496                         break;
 497                     pos = strchr(start,' ');
 498                     if (pos)
 499                         *pos=0;
 500                     m_remoteUsers.push_back(start);
 501                     start = pos ? pos+1 : NULL;
 502                 }
 503                 free(dup);
 504             }
 505
 506             attributes = getString("unsetHeaders");
 507             if (attributes.first) {
 508                 string transformedprefix("HTTP_");
 509                 const char* pch;
 510                 pair<bool,const char*> prefix = getString("metadataAttributePrefix");
 511                 if (prefix.first) {
 512                     pch = prefix.second;
 513                     while (*pch) {
 514                         transformedprefix += (isalnum(*pch) ? toupper(*pch) : '_');
 515                         pch++;
 516                     }
 517                 }
 518                 char* dup = strdup(attributes.second);
 519                 char* pos;
 520                 char* start = dup;
 521                 while (start && *start) {
 522                     while (*start && isspace(*start))
 523                         start++;
 524                     if (!*start)
 525                         break;
 526                     pos = strchr(start,' ');
 527                     if (pos)
 528                         *pos=0;
 529
 530                     string transformed;
 531                     pch = start;
 532                     while (*pch) {
 533                         transformed += (isalnum(*pch) ? toupper(*pch) : '_');
 534                         pch++;
 535                     }
 536                     m_unsetHeaders.push_back(pair<string,string>(start,string("HTTP_") + transformed));
 537                     if (prefix.first)
 538                         m_unsetHeaders.push_back(pair<string,string>(string(prefix.second) + start, transformedprefix + transformed));
 539                     start = pos ? pos+1 : NULL;
 540                 }
 541                 free(dup);
 542                 m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 543             }
 544         }
 545
 546         Handler* handler=NULL;
 547         const PropertySet* sessions = getPropertySet("Sessions");
 548
 549         // Process assertion export handler.
 550         pair<bool,const char*> location = sessions ? sessions->getString("exportLocation") : pair<bool,const char*>(false,NULL);
 551         if (location.first) {
 552             try {
 553                 DOMElement* exportElement = e->getOwnerDocument()->createElementNS(shibspconstants::SHIB2SPCONFIG_NS,_Handler);
 554                 exportElement->setAttributeNS(NULL,Location,sessions->getXMLString("exportLocation").second);
 555                 pair<bool,const XMLCh*> exportACL = sessions->getXMLString("exportACL");
 556                 if (exportACL.first) {
 557                     static const XMLCh _acl[] = UNICODE_LITERAL_9(e,x,p,o,r,t,A,C,L);
 558                     exportElement->setAttributeNS(NULL,_acl,exportACL.second);
 559                 }
 560                 handler = conf.HandlerManager.newPlugin(
 561                     samlconstants::SAML20_BINDING_URI, pair<const DOMElement*,const char*>(exportElement, getId())
 562                     );
 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         if (conf.isEnabled(SPConfig::Metadata)) {
 735             child = XMLHelper::getFirstChildElement(e,_MetadataProvider);
 736             if (child) {
 737                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 738                 log.info("building MetadataProvider of type %s...",type.get());
 739                 try {
 740                     auto_ptr<MetadataProvider> mp(samlConf.MetadataProviderManager.newPlugin(type.get(),child));
 741                     mp->init();
 742                     m_metadata = mp.release();
 743                 }
 744                 catch (exception& ex) {
 745                     log.crit("error building/initializing MetadataProvider: %s", ex.what());
 746                 }
 747             }
 748         }
 749
 750         if (conf.isEnabled(SPConfig::Trust)) {
 751             child = XMLHelper::getFirstChildElement(e,_TrustEngine);
 752             if (child) {
 753                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 754                 log.info("building TrustEngine of type %s...",type.get());
 755                 try {
 756                     m_trust = xmlConf.TrustEngineManager.newPlugin(type.get(),child);
 757                 }
 758                 catch (exception& ex) {
 759                     log.crit("error building TrustEngine: %s", ex.what());
 760                 }
 761             }
 762         }
 763
 764         if (conf.isEnabled(SPConfig::AttributeResolution)) {
 765             child = XMLHelper::getFirstChildElement(e,_AttributeExtractor);
 766             if (child) {
 767                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 768                 log.info("building AttributeExtractor of type %s...",type.get());
 769                 try {
 770                     m_attrExtractor = conf.AttributeExtractorManager.newPlugin(type.get(),child);
 771                 }
 772                 catch (exception& ex) {
 773                     log.crit("error building AttributeExtractor: %s", ex.what());
 774                 }
 775             }
 776
 777             child = XMLHelper::getFirstChildElement(e,_AttributeFilter);
 778             if (child) {
 779                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 780                 log.info("building AttributeFilter of type %s...",type.get());
 781                 try {
 782                     m_attrFilter = conf.AttributeFilterManager.newPlugin(type.get(),child);
 783                 }
 784                 catch (exception& ex) {
 785                     log.crit("error building AttributeFilter: %s", ex.what());
 786                 }
 787             }
 788
 789             child = XMLHelper::getFirstChildElement(e,_AttributeResolver);
 790             if (child) {
 791                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 792                 log.info("building AttributeResolver of type %s...",type.get());
 793                 try {
 794                     m_attrResolver = conf.AttributeResolverManager.newPlugin(type.get(),child);
 795                 }
 796                 catch (exception& ex) {
 797                     log.crit("error building AttributeResolver: %s", ex.what());
 798                 }
 799             }
 800
 801             if (m_unsetHeaders.empty()) {
 802                 vector<string> unsetHeaders;
 803                 if (m_attrExtractor) {
 804                     Locker extlock(m_attrExtractor);
 805                     m_attrExtractor->getAttributeIds(unsetHeaders);
 806                 }
 807                 if (m_attrResolver) {
 808                     Locker reslock(m_attrResolver);
 809                     m_attrResolver->getAttributeIds(unsetHeaders);
 810                 }
 811                 if (unsetHeaders.empty()) {
 812                     if (m_base)
 813                         m_unsetHeaders.insert(m_unsetHeaders.end(), m_base->m_unsetHeaders.begin(), m_base->m_unsetHeaders.end());
 814                     else
 815                         m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 816                 }
 817                 else {
 818                     string transformedprefix("HTTP_");
 819                     const char* pch;
 820                     pair<bool,const char*> prefix = getString("metadataAttributePrefix");
 821                     if (prefix.first) {
 822                         pch = prefix.second;
 823                         while (*pch) {
 824                             transformedprefix += (isalnum(*pch) ? toupper(*pch) : '_');
 825                             pch++;
 826                         }
 827                     }
 828                     for (vector<string>::const_iterator hdr = unsetHeaders.begin(); hdr!=unsetHeaders.end(); ++hdr) {
 829                         string transformed;
 830                         pch = hdr->c_str();
 831                         while (*pch) {
 832                             transformed += (isalnum(*pch) ? toupper(*pch) : '_');
 833                             pch++;
 834                         }
 835                         m_unsetHeaders.push_back(pair<string,string>(*hdr, string("HTTP_") + transformed));
 836                         if (prefix.first)
 837                             m_unsetHeaders.push_back(pair<string,string>(string(prefix.second) + *hdr, transformedprefix + transformed));
 838                     }
 839                     m_unsetHeaders.push_back(pair<string,string>("Shib-Application-ID","HTTP_SHIB_APPLICATION_ID"));
 840                 }
 841             }
 842         }
 843
 844         if (conf.isEnabled(SPConfig::Credentials)) {
 845             child = XMLHelper::getFirstChildElement(e,_CredentialResolver);
 846             if (child) {
 847                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
 848                 log.info("building CredentialResolver of type %s...",type.get());
 849                 try {
 850                     m_credResolver = xmlConf.CredentialResolverManager.newPlugin(type.get(),child);
 851                 }
 852                 catch (exception& ex) {
 853                     log.crit("error building CredentialResolver: %s", ex.what());
 854                 }
 855             }
 856         }
 857
 858         // Finally, load relying parties.
 859         child = XMLHelper::getFirstChildElement(e,RelyingParty);
 860         while (child) {
 861             auto_ptr<DOMPropertySet> rp(new DOMPropertySet());
 862             rp->load(child,log,this);
 863             rp->setParent(this);
 864             m_partyMap[child->getAttributeNS(NULL,saml2::Attribute::NAME_ATTRIB_NAME)]=rp.release();
 865             child = XMLHelper::getNextSiblingElement(child,RelyingParty);
 866         }
 867 #endif
 868
 869         // Out of process only, we register a listener endpoint.
 870         if (!conf.isEnabled(SPConfig::InProcess)) {
 871             ListenerService* listener = sp->getListenerService(false);
 872             if (listener) {
 873                 string addr=string(getId()) + "::getHeaders::Application";
 874                 listener->regListener(addr.c_str(),this);
 875             }
 876             else
 877                 log.info("no ListenerService available, Application remoting disabled");
 878         }
 879     }
 880     catch (exception&) {
 881         cleanup();
 882         throw;
 883     }
 884 #ifndef _DEBUG
 885     catch (...) {
 886         cleanup();
 887         throw;
 888     }
 889 #endif
 890 }
 891
 892 void XMLApplication::cleanup()
 893 {
 894     ListenerService* listener=getServiceProvider().getListenerService(false);
 895     if (listener && SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess) && !SPConfig::getConfig().isEnabled(SPConfig::InProcess)) {
 896         string addr=string(getId()) + "::getHeaders::Application";
 897         listener->unregListener(addr.c_str(),this);
 898     }
 899     for_each(m_handlers.begin(),m_handlers.end(),xmltooling::cleanup<Handler>());
 900     m_handlers.clear();
 901 #ifndef SHIBSP_LITE
 902 #ifdef HAVE_GOOD_STL
 903     for_each(m_partyMap.begin(),m_partyMap.end(),cleanup_pair<xstring,PropertySet>());
 904 #else
 905     for_each(m_partyMap.begin(),m_partyMap.end(),cleanup_pair<const XMLCh*,PropertySet>());
 906 #endif
 907     m_partyMap.clear();
 908     delete m_credResolver;
 909     m_credResolver = NULL;
 910     delete m_attrResolver;
 911     m_attrResolver = NULL;
 912     delete m_attrFilter;
 913     m_attrFilter = NULL;
 914     delete m_attrExtractor;
 915     m_attrExtractor = NULL;
 916     delete m_trust;
 917     m_trust = NULL;
 918     delete m_metadata;
 919     m_metadata = NULL;
 920 #endif
 921 }
 922
 923 short XMLApplication::acceptNode(const DOMNode* node) const
 924 {
 925     const XMLCh* name=node->getLocalName();
 926     if (XMLString::equals(name,_Application) ||
 927         XMLString::equals(name,_Audience) ||
 928         XMLString::equals(name,Notify) ||
 929         XMLString::equals(name,_Handler) ||
 930         XMLString::equals(name,_AssertionConsumerService) ||
 931         XMLString::equals(name,_ArtifactResolutionService) ||
 932         XMLString::equals(name,_LogoutInitiator) ||
 933         XMLString::equals(name,_ManageNameIDService) ||
 934         XMLString::equals(name,_SessionInitiator) ||
 935         XMLString::equals(name,_SingleLogoutService) ||
 936         XMLString::equals(name,RelyingParty) ||
 937         XMLString::equals(name,_MetadataProvider) ||
 938         XMLString::equals(name,_TrustEngine) ||
 939         XMLString::equals(name,_CredentialResolver) ||
 940         XMLString::equals(name,_AttributeFilter) ||
 941         XMLString::equals(name,_AttributeExtractor) ||
 942         XMLString::equals(name,_AttributeResolver))
 943         return FILTER_REJECT;
 944
 945     return FILTER_ACCEPT;
 946 }
 947
 948 #ifndef SHIBSP_LITE
 949
 950 const PropertySet* XMLApplication::getRelyingParty(const EntityDescriptor* provider) const
 951 {
 952     if (!provider)
 953         return this;
 954
 955 #ifdef HAVE_GOOD_STL
 956     map<xstring,PropertySet*>::const_iterator i=m_partyMap.find(provider->getEntityID());
 957     if (i!=m_partyMap.end())
 958         return i->second;
 959     const EntitiesDescriptor* group=dynamic_cast<const EntitiesDescriptor*>(provider->getParent());
 960     while (group) {
 961         if (group->getName()) {
 962             i=m_partyMap.find(group->getName());
 963             if (i!=m_partyMap.end())
 964                 return i->second;
 965         }
 966         group=dynamic_cast<const EntitiesDescriptor*>(group->getParent());
 967     }
 968 #else
 969     map<const XMLCh*,PropertySet*>::const_iterator i=m_partyMap.begin();
 970     for (; i!=m_partyMap.end(); i++) {
 971         if (XMLString::equals(i->first,provider->getEntityID()))
 972             return i->second;
 973         const EntitiesDescriptor* group=dynamic_cast<const EntitiesDescriptor*>(provider->getParent());
 974         while (group) {
 975             if (XMLString::equals(i->first,group->getName()))
 976                 return i->second;
 977             group=dynamic_cast<const EntitiesDescriptor*>(group->getParent());
 978         }
 979     }
 980 #endif
 981     return this;
 982 }
 983
 984 #endif
 985
 986 string XMLApplication::getNotificationURL(const char* resource, bool front, unsigned int index) const
 987 {
 988     const vector<string>& locs = front ? m_frontLogout : m_backLogout;
 989     if (locs.empty())
 990         return m_base ? m_base->getNotificationURL(resource, front, index) : string();
 991     else if (index >= locs.size())
 992         return string();
 993
 994 #ifdef HAVE_STRCASECMP
 995     if (!resource || (strncasecmp(resource,"http://",7) && strncasecmp(resource,"https://",8)))
 996 #else
 997     if (!resource || (strnicmp(resource,"http://",7) && strnicmp(resource,"https://",8)))
 998 #endif
 999         throw ConfigurationException("Request URL was not absolute.");
1000
1001     const char* handler=locs[index].c_str();
1002
1003     // Should never happen...
1004     if (!handler || (*handler!='/' && strncmp(handler,"http:",5) && strncmp(handler,"https:",6)))
1005         throw ConfigurationException(
1006             "Invalid Location property ($1) in Notify element for Application ($2)",
1007             params(2, handler ? handler : "null", getId())
1008             );
1009
1010     // The "Location" property can be in one of three formats:
1011     //
1012     // 1) a full URI:       http://host/foo/bar
1013     // 2) a hostless URI:   http:///foo/bar
1014     // 3) a relative path:  /foo/bar
1015     //
1016     // #  Protocol  Host        Path
1017     // 1  handler   handler     handler
1018     // 2  handler   resource    handler
1019     // 3  resource  resource    handler
1020
1021     const char* path = NULL;
1022
1023     // Decide whether to use the handler or the resource for the "protocol"
1024     const char* prot;
1025     if (*handler != '/') {
1026         prot = handler;
1027     }
1028     else {
1029         prot = resource;
1030         path = handler;
1031     }
1032
1033     // break apart the "protocol" string into protocol, host, and "the rest"
1034     const char* colon=strchr(prot,':');
1035     colon += 3;
1036     const char* slash=strchr(colon,'/');
1037     if (!path)
1038         path = slash;
1039
1040     // Compute the actual protocol and store.
1041     string notifyURL(prot, colon-prot);
1042
1043     // create the "host" from either the colon/slash or from the target string
1044     // If prot == handler then we're in either #1 or #2, else #3.
1045     // If slash == colon then we're in #2.
1046     if (prot != handler || slash == colon) {
1047         colon = strchr(resource, ':');
1048         colon += 3;      // Get past the ://
1049         slash = strchr(colon, '/');
1050     }
1051     string host(colon, (slash ? slash-colon : strlen(colon)));
1052
1053     // Build the URL
1054     notifyURL += host + path;
1055     return notifyURL;
1056 }
1057
1058 const SessionInitiator* XMLApplication::getDefaultSessionInitiator() const
1059 {
1060     if (m_sessionInitDefault) return m_sessionInitDefault;
1061     return m_base ? m_base->getDefaultSessionInitiator() : NULL;
1062 }
1063
1064 const SessionInitiator* XMLApplication::getSessionInitiatorById(const char* id) const
1065 {
1066     map<string,const SessionInitiator*>::const_iterator i=m_sessionInitMap.find(id);
1067     if (i!=m_sessionInitMap.end()) return i->second;
1068     return m_base ? m_base->getSessionInitiatorById(id) : NULL;
1069 }
1070
1071 const Handler* XMLApplication::getDefaultAssertionConsumerService() const
1072 {
1073     if (m_acsDefault) return m_acsDefault;
1074     return m_base ? m_base->getDefaultAssertionConsumerService() : NULL;
1075 }
1076
1077 const Handler* XMLApplication::getAssertionConsumerServiceByIndex(unsigned short index) const
1078 {
1079     map<unsigned int,const Handler*>::const_iterator i=m_acsIndexMap.find(index);
1080     if (i!=m_acsIndexMap.end()) return i->second;
1081     return m_base ? m_base->getAssertionConsumerServiceByIndex(index) : NULL;
1082 }
1083
1084 const vector<const Handler*>& XMLApplication::getAssertionConsumerServicesByBinding(const XMLCh* binding) const
1085 {
1086 #ifdef HAVE_GOOD_STL
1087     ACSBindingMap::const_iterator i=m_acsBindingMap.find(binding);
1088 #else
1089     auto_ptr_char temp(binding);
1090     ACSBindingMap::const_iterator i=m_acsBindingMap.find(temp.get());
1091 #endif
1092     if (i!=m_acsBindingMap.end())
1093         return i->second;
1094     return m_base ? m_base->getAssertionConsumerServicesByBinding(binding) : g_noHandlers;
1095 }
1096
1097 const Handler* XMLApplication::getHandler(const char* path) const
1098 {
1099     string wrap(path);
1100     map<string,const Handler*>::const_iterator i=m_handlerMap.find(wrap.substr(0,wrap.find('?')));
1101     if (i!=m_handlerMap.end())
1102         return i->second;
1103     return m_base ? m_base->getHandler(path) : NULL;
1104 }
1105
1106 void XMLApplication::getHandlers(vector<const Handler*>& handlers) const
1107 {
1108     handlers.insert(handlers.end(), m_handlers.begin(), m_handlers.end());
1109     if (m_base) {
1110         for (map<string,const Handler*>::const_iterator h = m_base->m_handlerMap.begin(); h != m_base->m_handlerMap.end(); ++h) {
1111             if (m_handlerMap.count(h->first) == 0)
1112                 handlers.push_back(h->second);
1113         }
1114     }
1115 }
1116
1117 short XMLConfigImpl::acceptNode(const DOMNode* node) const
1118 {
1119     if (!XMLString::equals(node->getNamespaceURI(),shibspconstants::SHIB2SPCONFIG_NS))
1120         return FILTER_ACCEPT;
1121     const XMLCh* name=node->getLocalName();
1122     if (XMLString::equals(name,Applications) ||
1123         XMLString::equals(name,_ArtifactMap) ||
1124         XMLString::equals(name,_Extensions) ||
1125         XMLString::equals(name,Listener) ||
1126         XMLString::equals(name,Policy) ||
1127         XMLString::equals(name,_RequestMapper) ||
1128         XMLString::equals(name,_ReplayCache) ||
1129         XMLString::equals(name,_SessionCache) ||
1130         XMLString::equals(name,Site) ||
1131         XMLString::equals(name,_StorageService) ||
1132         XMLString::equals(name,TCPListener) ||
1133         XMLString::equals(name,UnixListener))
1134         return FILTER_REJECT;
1135
1136     return FILTER_ACCEPT;
1137 }
1138
1139 void XMLConfigImpl::doExtensions(const DOMElement* e, const char* label, Category& log)
1140 {
1141     const DOMElement* exts=XMLHelper::getFirstChildElement(e,_Extensions);
1142     if (exts) {
1143         exts=XMLHelper::getFirstChildElement(exts,Library);
1144         while (exts) {
1145             auto_ptr_char path(exts->getAttributeNS(NULL,_path));
1146             try {
1147                 if (path.get()) {
1148                     XMLToolingConfig::getConfig().load_library(path.get(),(void*)exts);
1149                     log.debug("loaded %s extension library (%s)", label, path.get());
1150                 }
1151             }
1152             catch (exception& e) {
1153                 const XMLCh* fatal=exts->getAttributeNS(NULL,_fatal);
1154                 if (fatal && (*fatal==chLatin_t || *fatal==chDigit_1)) {
1155                     log.fatal("unable to load mandatory %s extension library %s: %s", label, path.get(), e.what());
1156                     throw;
1157                 }
1158                 else {
1159                     log.crit("unable to load optional %s extension library %s: %s", label, path.get(), e.what());
1160                 }
1161             }
1162             exts=XMLHelper::getNextSiblingElement(exts,Library);
1163         }
1164     }
1165 }
1166
1167 XMLConfigImpl::XMLConfigImpl(const DOMElement* e, bool first, const XMLConfig* outer, Category& log)
1168     : m_requestMapper(NULL), m_outer(outer), m_document(NULL)
1169 {
1170 #ifdef _DEBUG
1171     xmltooling::NDC ndc("XMLConfigImpl");
1172 #endif
1173
1174     try {
1175         SPConfig& conf=SPConfig::getConfig();
1176 #ifndef SHIBSP_LITE
1177         SAMLConfig& samlConf=SAMLConfig::getConfig();
1178 #endif
1179         XMLToolingConfig& xmlConf=XMLToolingConfig::getConfig();
1180         const DOMElement* SHAR=XMLHelper::getFirstChildElement(e,OutOfProcess);
1181         const DOMElement* SHIRE=XMLHelper::getFirstChildElement(e,InProcess);
1182
1183         // Initialize log4cpp manually in order to redirect log messages as soon as possible.
1184         if (conf.isEnabled(SPConfig::Logging)) {
1185             const XMLCh* logconf=NULL;
1186             if (conf.isEnabled(SPConfig::OutOfProcess))
1187                 logconf=SHAR->getAttributeNS(NULL,logger);
1188             else if (conf.isEnabled(SPConfig::InProcess))
1189                 logconf=SHIRE->getAttributeNS(NULL,logger);
1190             if (!logconf || !*logconf)
1191                 logconf=e->getAttributeNS(NULL,logger);
1192             if (logconf && *logconf) {
1193                 auto_ptr_char logpath(logconf);
1194                 log.debug("loading new logging configuration from (%s), check log destination for status of configuration",logpath.get());
1195                 XMLToolingConfig::getConfig().log_config(logpath.get());
1196             }
1197
1198 #ifndef SHIBSP_LITE
1199             if (first)
1200                 m_outer->m_tranLog = new TransactionLog();
1201 #endif
1202         }
1203
1204         // First load any property sets.
1205         load(e,log,this);
1206
1207         const DOMElement* child;
1208         string plugtype;
1209
1210         // Much of the processing can only occur on the first instantiation.
1211         if (first) {
1212             // Set clock skew.
1213             pair<bool,unsigned int> skew=getUnsignedInt("clockSkew");
1214             if (skew.first)
1215                 xmlConf.clock_skew_secs=skew.second;
1216
1217             // Extensions
1218             doExtensions(e, "global", log);
1219             if (conf.isEnabled(SPConfig::OutOfProcess))
1220                 doExtensions(SHAR, "out of process", log);
1221
1222             if (conf.isEnabled(SPConfig::InProcess))
1223                 doExtensions(SHIRE, "in process", log);
1224
1225             // Instantiate the ListenerService and SessionCache objects.
1226             if (conf.isEnabled(SPConfig::Listener)) {
1227                 child=XMLHelper::getFirstChildElement(e,UnixListener);
1228                 if (child)
1229                     plugtype=UNIX_LISTENER_SERVICE;
1230                 else {
1231                     child=XMLHelper::getFirstChildElement(e,TCPListener);
1232                     if (child)
1233                         plugtype=TCP_LISTENER_SERVICE;
1234                     else {
1235                         child=XMLHelper::getFirstChildElement(e,Listener);
1236                         if (child) {
1237                             auto_ptr_char type(child->getAttributeNS(NULL,_type));
1238                             if (type.get())
1239                                 plugtype=type.get();
1240                         }
1241                     }
1242                 }
1243                 if (child) {
1244                     log.info("building ListenerService of type %s...", plugtype.c_str());
1245                     m_outer->m_listener = conf.ListenerServiceManager.newPlugin(plugtype.c_str(), child);
1246                 }
1247                 else {
1248                     log.fatal("can't build ListenerService, missing conf:Listener element?");
1249                     throw ConfigurationException("Can't build ListenerService, missing conf:Listener element?");
1250                 }
1251             }
1252
1253 #ifndef SHIBSP_LITE
1254             if (m_outer->m_listener && conf.isEnabled(SPConfig::OutOfProcess) && !conf.isEnabled(SPConfig::InProcess)) {
1255                 m_outer->m_listener->regListener("set::RelayState", m_outer->m_listener);
1256                 m_outer->m_listener->regListener("get::RelayState", m_outer->m_listener);
1257             }
1258 #endif
1259
1260             if (conf.isEnabled(SPConfig::Caching)) {
1261                 if (conf.isEnabled(SPConfig::OutOfProcess)) {
1262 #ifndef SHIBSP_LITE
1263                     // First build any StorageServices.
1264                     child=XMLHelper::getFirstChildElement(e,_StorageService);
1265                     while (child) {
1266                         auto_ptr_char id(child->getAttributeNS(NULL,_id));
1267                         auto_ptr_char type(child->getAttributeNS(NULL,_type));
1268                         try {
1269                             log.info("building StorageService (%s) of type %s...", id.get(), type.get());
1270                             m_outer->m_storage[id.get()] = xmlConf.StorageServiceManager.newPlugin(type.get(),child);
1271                         }
1272                         catch (exception& ex) {
1273                             log.crit("failed to instantiate StorageService (%s): %s", id.get(), ex.what());
1274                         }
1275                         child=XMLHelper::getNextSiblingElement(child,_StorageService);
1276                     }
1277
1278                     // Replay cache.
1279                     StorageService* replaySS=NULL;
1280                     child=XMLHelper::getFirstChildElement(e,_ReplayCache);
1281                     if (child) {
1282                         auto_ptr_char ssid(child->getAttributeNS(NULL,_StorageService));
1283                         if (ssid.get() && *ssid.get()) {
1284                             if (m_outer->m_storage.count(ssid.get()))
1285                                 replaySS = m_outer->m_storage[ssid.get()];
1286                             if (replaySS)
1287                                 log.info("building ReplayCache on top of StorageService (%s)...", ssid.get());
1288                             else
1289                                 log.warn("unable to locate StorageService (%s) for ReplayCache, using dedicated in-memory instance", ssid.get());
1290                         }
1291                         xmlConf.setReplayCache(new ReplayCache(replaySS));
1292                     }
1293                     else {
1294                         log.warn("no ReplayCache built, missing conf:ReplayCache element?");
1295                     }
1296
1297                     // ArtifactMap
1298                     child=XMLHelper::getFirstChildElement(e,_ArtifactMap);
1299                     if (child) {
1300                         auto_ptr_char ssid(child->getAttributeNS(NULL,_StorageService));
1301                         if (ssid.get() && *ssid.get() && m_outer->m_storage.count(ssid.get())) {
1302                             log.info("building ArtifactMap on top of StorageService (%s)...", ssid.get());
1303                             samlConf.setArtifactMap(new ArtifactMap(child, m_outer->m_storage[ssid.get()]));
1304                         }
1305                     }
1306                     if (samlConf.getArtifactMap()==NULL) {
1307                         log.info("building in-memory ArtifactMap...");
1308                         samlConf.setArtifactMap(new ArtifactMap(child));
1309                     }
1310 #endif
1311                 }
1312                 child=XMLHelper::getFirstChildElement(e,_SessionCache);
1313                 if (child) {
1314                     auto_ptr_char type(child->getAttributeNS(NULL,_type));
1315                     log.info("building SessionCache of type %s...",type.get());
1316                     m_outer->m_sessionCache=conf.SessionCacheManager.newPlugin(type.get(), child);
1317                 }
1318                 else {
1319                     log.fatal("can't build SessionCache, missing conf:SessionCache element?");
1320                     throw ConfigurationException("Can't build SessionCache, missing conf:SessionCache element?");
1321                 }
1322             }
1323         } // end of first-time-only stuff
1324
1325         // Back to the fully dynamic stuff...next up is the RequestMapper.
1326         if (conf.isEnabled(SPConfig::RequestMapping)) {
1327             child=XMLHelper::getFirstChildElement(e,_RequestMapper);
1328             if (child) {
1329                 auto_ptr_char type(child->getAttributeNS(NULL,_type));
1330                 log.info("building RequestMapper of type %s...",type.get());
1331                 m_requestMapper=conf.RequestMapperManager.newPlugin(type.get(),child);
1332             }
1333             else {
1334                 log.fatal("can't build RequestMapper, missing conf:RequestMapper element?");
1335                 throw ConfigurationException("Can't build RequestMapper, missing conf:RequestMapper element?");
1336             }
1337         }
1338
1339 #ifndef SHIBSP_LITE
1340         // Load security policies.
1341         child = XMLHelper::getLastChildElement(e,SecurityPolicies);
1342         if (child) {
1343             PolicyNodeFilter filter;
1344             child = XMLHelper::getFirstChildElement(child,Policy);
1345             while (child) {
1346                 auto_ptr_char id(child->getAttributeNS(NULL,_id));
1347                 pair< PropertySet*,vector<const SecurityPolicyRule*> >& rules = m_policyMap[id.get()];
1348                 rules.first = NULL;
1349                 auto_ptr<DOMPropertySet> settings(new DOMPropertySet());
1350                 settings->load(child, log, &filter);
1351                 rules.first = settings.release();
1352
1353                 // Process Rule elements.
1354                 const DOMElement* rule = XMLHelper::getFirstChildElement(child,Rule);
1355                 while (rule) {
1356                     auto_ptr_char type(rule->getAttributeNS(NULL,_type));
1357                     try {
1358                         rules.second.push_back(samlConf.SecurityPolicyRuleManager.newPlugin(type.get(),rule));
1359                     }
1360                     catch (exception& ex) {
1361                         log.crit("error instantiating policy rule (%s) in policy (%s): %s", type.get(), id.get(), ex.what());
1362                     }
1363                     rule = XMLHelper::getNextSiblingElement(rule,Rule);
1364                 }
1365
1366                 // Process TransportOption elements.
1367                 rule = XMLHelper::getFirstChildElement(child,TransportOption);
1368                 while (rule) {
1369                     if (rule->hasChildNodes()) {
1370                         auto_ptr_char provider(rule->getAttributeNS(NULL,_provider));
1371                         auto_ptr_char option(rule->getAttributeNS(NULL,_option));
1372                         auto_ptr_char value(rule->getFirstChild()->getNodeValue());
1373                         if (provider.get() && *provider.get() && option.get() && *option.get() && value.get() && *value.get()) {
1374                             m_transportOptionMap[id.get()].push_back(
1375                                 make_pair(string(provider.get()), make_pair(string(option.get()), string(value.get())))
1376                                 );
1377                         }
1378                     }
1379                     rule = XMLHelper::getNextSiblingElement(rule,TransportOption);
1380                 }
1381
1382                 child = XMLHelper::getNextSiblingElement(child,Policy);
1383             }
1384         }
1385 #endif
1386
1387         // Load the default application. This actually has a fixed ID of "default". ;-)
1388         child=XMLHelper::getLastChildElement(e,Applications);
1389         if (!child) {
1390             log.fatal("can't build default Application object, missing conf:Applications element?");
1391             throw ConfigurationException("can't build default Application object, missing conf:Applications element?");
1392         }
1393         XMLApplication* defapp=new XMLApplication(m_outer,child);
1394         m_appmap[defapp->getId()]=defapp;
1395
1396         // Load any overrides.
1397         child = XMLHelper::getFirstChildElement(child,_Application);
1398         while (child) {
1399             auto_ptr<XMLApplication> iapp(new XMLApplication(m_outer,child,defapp));
1400             if (m_appmap.count(iapp->getId()))
1401                 log.crit("found conf:Application element with duplicate id attribute (%s), skipping it", iapp->getId());
1402             else
1403                 m_appmap[iapp->getId()]=iapp.release();
1404
1405             child = XMLHelper::getNextSiblingElement(child,_Application);
1406         }
1407     }
1408     catch (exception&) {
1409         cleanup();
1410         throw;
1411     }
1412 }
1413
1414 XMLConfigImpl::~XMLConfigImpl()
1415 {
1416     cleanup();
1417 }
1418
1419 void XMLConfigImpl::cleanup()
1420 {
1421     for_each(m_appmap.begin(),m_appmap.end(),cleanup_pair<string,Application>());
1422     m_appmap.clear();
1423 #ifndef SHIBSP_LITE
1424     for (map< string,pair<PropertySet*,vector<const SecurityPolicyRule*> > >::iterator i=m_policyMap.begin(); i!=m_policyMap.end(); ++i) {
1425         delete i->second.first;
1426         for_each(i->second.second.begin(), i->second.second.end(), xmltooling::cleanup<SecurityPolicyRule>());
1427     }
1428     m_policyMap.clear();
1429 #endif
1430     delete m_requestMapper;
1431     m_requestMapper = NULL;
1432     if (m_document)
1433         m_document->release();
1434     m_document = NULL;
1435 }
1436
1437 #ifndef SHIBSP_LITE
1438 void XMLConfig::receive(DDF& in, ostream& out)
1439 {
1440     if (!strcmp(in.name(), "get::RelayState")) {
1441         const char* id = in["id"].string();
1442         const char* key = in["key"].string();
1443         if (!id || !key)
1444             throw ListenerException("Required parameters missing for RelayState recovery.");
1445
1446         string relayState;
1447         StorageService* storage = getStorageService(id);
1448         if (storage) {
1449             if (storage->readString("RelayState",key,&relayState)>0) {
1450                 if (in["clear"].integer())
1451                     storage->deleteString("RelayState",key);
1452             }
1453         }
1454         else {
1455             Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").error(
1456                 "Storage-backed RelayState with invalid StorageService ID (%s)", id
1457                 );
1458         }
1459
1460         // Repack for return to caller.
1461         DDF ret=DDF(NULL).string(relayState.c_str());
1462         DDFJanitor jret(ret);
1463         out << ret;
1464     }
1465     else if (!strcmp(in.name(), "set::RelayState")) {
1466         const char* id = in["id"].string();
1467         const char* value = in["value"].string();
1468         if (!id || !value)
1469             throw ListenerException("Required parameters missing for RelayState creation.");
1470
1471         string rsKey;
1472         StorageService* storage = getStorageService(id);
1473         if (storage) {
1474             SAMLConfig::getConfig().generateRandomBytes(rsKey,20);
1475             rsKey = SAMLArtifact::toHex(rsKey);
1476             storage->createString("RelayState", rsKey.c_str(), value, time(NULL) + 600);
1477         }
1478         else {
1479             Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").error(
1480                 "Storage-backed RelayState with invalid StorageService ID (%s)", id
1481                 );
1482         }
1483
1484         // Repack for return to caller.
1485         DDF ret=DDF(NULL).string(rsKey.c_str());
1486         DDFJanitor jret(ret);
1487         out << ret;
1488     }
1489 }
1490 #endif
1491
1492 pair<bool,DOMElement*> XMLConfig::load()
1493 {
1494     // Load from source using base class.
1495     pair<bool,DOMElement*> raw = ReloadableXMLFile::load();
1496
1497     // If we own it, wrap it.
1498     XercesJanitor<DOMDocument> docjanitor(raw.first ? raw.second->getOwnerDocument() : NULL);
1499
1500     XMLConfigImpl* impl = new XMLConfigImpl(raw.second,(m_impl==NULL),this,m_log);
1501
1502     // If we held the document, transfer it to the impl. If we didn't, it's a no-op.
1503     impl->setDocument(docjanitor.release());
1504
1505     delete m_impl;
1506     m_impl = impl;
1507
1508     return make_pair(false,(DOMElement*)NULL);
1509 }