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