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