2 * Copyright 2001-2009 Internet2
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 * SAML2SessionInitiator.cpp
20 * SAML 2.0 AuthnRequest support.
24 #include "Application.h"
25 #include "exceptions.h"
26 #include "ServiceProvider.h"
27 #include "SPRequest.h"
28 #include "handler/AbstractHandler.h"
29 #include "handler/RemotedHandler.h"
30 #include "handler/SessionInitiator.h"
31 #include "util/SPConstants.h"
34 # include "metadata/MetadataProviderCriteria.h"
35 # include <saml/SAMLConfig.h>
36 # include <saml/saml2/core/Protocols.h>
37 # include <saml/saml2/metadata/EndpointManager.h>
38 # include <saml/saml2/metadata/Metadata.h>
39 # include <saml/saml2/metadata/MetadataCredentialCriteria.h>
40 using namespace opensaml::saml2;
41 using namespace opensaml::saml2p;
42 using namespace opensaml::saml2md;
44 #include <xercesc/util/XMLUniDefs.hpp>
47 using namespace shibsp;
48 using namespace opensaml;
49 using namespace xmltooling;
54 #if defined (_MSC_VER)
55 #pragma warning( push )
56 #pragma warning( disable : 4250 )
59 class SHIBSP_DLLLOCAL SAML2SessionInitiator : public SessionInitiator, public AbstractHandler, public RemotedHandler
62 SAML2SessionInitiator(const DOMElement* e, const char* appId);
63 virtual ~SAML2SessionInitiator() {
65 if (SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess)) {
66 XMLString::release(&m_outgoing);
67 for_each(m_encoders.begin(), m_encoders.end(), cleanup_pair<const XMLCh*,MessageEncoder>());
68 delete m_requestTemplate;
74 void setParent(const PropertySet* parent);
75 void receive(DDF& in, ostream& out);
76 pair<bool,long> unwrap(SPRequest& request, DDF& out) const;
77 pair<bool,long> run(SPRequest& request, string& entityID, bool isHandler=true) const;
80 pair<bool,long> doRequest(
81 const Application& application,
82 const HTTPRequest* httpRequest,
83 HTTPResponse& httpResponse,
85 const XMLCh* acsIndex,
87 const char* acsLocation,
88 const XMLCh* acsBinding,
91 const char* authnContextClassRef,
92 const char* authnContextComparison,
93 const char* NameIDFormat,
94 const char* SPNameQualifier,
99 auto_ptr_char m_paosNS,m_ecpNS;
100 auto_ptr_XMLCh m_paosBinding;
103 vector<const XMLCh*> m_bindings;
104 map<const XMLCh*,MessageEncoder*> m_encoders;
105 MessageEncoder* m_ecp;
106 AuthnRequest* m_requestTemplate;
112 #if defined (_MSC_VER)
113 #pragma warning( pop )
116 SessionInitiator* SHIBSP_DLLLOCAL SAML2SessionInitiatorFactory(const pair<const DOMElement*,const char*>& p)
118 return new SAML2SessionInitiator(p.first, p.second);
123 SAML2SessionInitiator::SAML2SessionInitiator(const DOMElement* e, const char* appId)
124 : AbstractHandler(e, Category::getInstance(SHIBSP_LOGCAT".SessionInitiator.SAML2"), NULL, &m_remapper), m_appId(appId),
125 m_paosNS(samlconstants::PAOS_NS), m_ecpNS(samlconstants::SAML20ECP_NS), m_paosBinding(samlconstants::SAML20_BINDING_PAOS)
127 static const XMLCh ECP[] = UNICODE_LITERAL_3(E,C,P);
128 const XMLCh* flag = e ? e->getAttributeNS(NULL,ECP) : NULL;
130 m_ecp = (flag && (*flag == chLatin_t || *flag == chDigit_1));
134 m_requestTemplate=NULL;
136 if (SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess)) {
137 // Check for a template AuthnRequest to build from.
138 DOMElement* child = XMLHelper::getFirstChildElement(e, samlconstants::SAML20P_NS, AuthnRequest::LOCAL_NAME);
140 m_requestTemplate = dynamic_cast<AuthnRequest*>(AuthnRequestBuilder::buildOneFromElement(child));
142 // If directed, build an ECP encoder.
143 if (flag && (*flag == chLatin_t || *flag == chDigit_1)) {
145 m_ecp = SAMLConfig::getConfig().MessageEncoderManager.newPlugin(
146 samlconstants::SAML20_BINDING_PAOS, pair<const DOMElement*,const XMLCh*>(e,NULL)
149 catch (exception& ex) {
150 m_log.error("error building PAOS/ECP MessageEncoder: %s", ex.what());
154 // Handle outgoing binding setup.
155 pair<bool,const XMLCh*> outgoing = getXMLString("outgoingBindings");
156 if (outgoing.first) {
157 m_outgoing = XMLString::replicate(outgoing.second);
158 XMLString::trim(m_outgoing);
161 // No override, so we'll install a default binding precedence.
162 string prec = string(samlconstants::SAML20_BINDING_HTTP_REDIRECT) + ' ' + samlconstants::SAML20_BINDING_HTTP_POST + ' ' +
163 samlconstants::SAML20_BINDING_HTTP_POST_SIMPLESIGN + ' ' + samlconstants::SAML20_BINDING_HTTP_ARTIFACT;
164 m_outgoing = XMLString::transcode(prec.c_str());
168 XMLCh* start = m_outgoing;
169 while (start && *start) {
170 pos = XMLString::indexOf(start,chSpace);
172 *(start + pos)=chNull;
173 m_bindings.push_back(start);
175 auto_ptr_char b(start);
176 MessageEncoder * encoder = SAMLConfig::getConfig().MessageEncoderManager.newPlugin(
177 b.get(),pair<const DOMElement*,const XMLCh*>(e,NULL)
179 if (encoder->isUserAgentPresent()) {
180 m_encoders[start] = encoder;
181 m_log.debug("supporting outgoing binding (%s)", b.get());
185 m_log.warn("skipping outgoing binding (%s), not a front-channel mechanism", b.get());
188 catch (exception& ex) {
189 m_log.error("error building MessageEncoder: %s", ex.what());
192 start = start + pos + 1;
199 // If Location isn't set, defer address registration until the setParent call.
200 pair<bool,const char*> loc = getString("Location");
202 string address = m_appId + loc.second + "::run::SAML2SI";
203 setAddress(address.c_str());
207 void SAML2SessionInitiator::setParent(const PropertySet* parent)
209 DOMPropertySet::setParent(parent);
210 pair<bool,const char*> loc = getString("Location");
212 string address = m_appId + loc.second + "::run::SAML2SI";
213 setAddress(address.c_str());
216 m_log.warn("no Location property in SAML2 SessionInitiator (or parent), can't register as remoted handler");
220 pair<bool,long> SAML2SessionInitiator::run(SPRequest& request, string& entityID, bool isHandler) const
222 // First check for ECP support, since that doesn't require an IdP to be known.
224 if (m_ecp && request.getHeader("Accept").find("application/vnd.paos+xml") != string::npos) {
225 string PAOS = request.getHeader("PAOS");
226 if (PAOS.find(m_paosNS.get()) != string::npos && PAOS.find(m_ecpNS.get()) != string::npos)
230 // We have to know the IdP to function unless this is ECP.
231 if (!ECP && (entityID.empty()))
232 return make_pair(false,0L);
236 const Handler* ACS=NULL;
238 pair<bool,const char*> acClass, acComp, nidFormat, spQual;
239 bool isPassive=false,forceAuthn=false;
240 const Application& app=request.getApplication();
242 // ECP means the ACS will be by value no matter what.
243 pair<bool,bool> acsByIndex = ECP ? make_pair(true,false) : getBool("acsByIndex");
246 option=request.getParameter("acsIndex");
248 ACS = app.getAssertionConsumerServiceByIndex(atoi(option));
250 request.log(SPRequest::SPWarn, "invalid acsIndex specified in request, using acsIndex property");
251 else if (ECP && !XMLString::equals(ACS->getString("Binding").second, samlconstants::SAML20_BINDING_PAOS)) {
252 request.log(SPRequest::SPWarn, "acsIndex in request referenced a non-PAOS ACS, using default ACS location");
257 option = request.getParameter("target");
261 // Always need to recover target URL to compute handler below.
262 recoverRelayState(request.getApplication(), request, request, target, false);
264 pair<bool,bool> flag;
265 option = request.getParameter("isPassive");
267 isPassive = (*option=='1' || *option=='t');
270 flag = getBool("isPassive");
271 isPassive = (flag.first && flag.second);
274 option = request.getParameter("forceAuthn");
276 forceAuthn = (*option=='1' || *option=='t');
279 flag = getBool("forceAuthn");
280 forceAuthn = (flag.first && flag.second);
284 if (acClass.second = request.getParameter("authnContextClassRef"))
285 acClass.first = true;
287 acClass = getString("authnContextClassRef");
289 if (acComp.second = request.getParameter("authnContextComparison"))
292 acComp = getString("authnContextComparison");
294 if (nidFormat.second = request.getParameter("NameIDFormat"))
295 nidFormat.first = true;
297 nidFormat = getString("NameIDFormat");
299 if (spQual.second = request.getParameter("SPNameQualifier"))
302 spQual = getString("SPNameQualifier");
305 // We're running as a "virtual handler" from within the filter.
306 // The target resource is the current one and everything else is defaulted.
307 target=request.getRequestURL();
308 const PropertySet* settings = request.getRequestSettings().first;
310 pair<bool,bool> flag = settings->getBool("isPassive");
312 flag = getBool("isPassive");
313 isPassive = flag.first && flag.second;
315 flag = settings->getBool("forceAuthn");
317 flag = getBool("forceAuthn");
318 forceAuthn = flag.first && flag.second;
321 acClass = settings->getString("authnContextClassRef");
323 acClass = getString("authnContextClassRef");
324 acComp = settings->getString("authnContextComparison");
326 acComp = getString("authnContextComparison");
327 nidFormat = settings->getString("NameIDFormat");
328 if (!nidFormat.first)
329 nidFormat = getString("NameIDFormat");
330 spQual = settings->getString("SPNameQualifier");
332 spQual = getString("SPNameQualifier");
336 m_log.debug("attempting to initiate session using SAML 2.0 Enhanced Client Profile");
338 m_log.debug("attempting to initiate session using SAML 2.0 with provider (%s)", entityID.c_str());
342 const vector<const Handler*>& handlers = app.getAssertionConsumerServicesByBinding(m_paosBinding.get());
343 if (handlers.empty())
344 throw ConfigurationException("Unable to locate PAOS response endpoint.");
345 ACS = handlers.front();
348 pair<bool,unsigned int> index = getUnsignedInt("acsIndex");
350 ACS = app.getAssertionConsumerServiceByIndex(index.second);
352 request.log(SPRequest::SPWarn, "invalid acsIndex property, using default ACS location");
355 ACS = app.getDefaultAssertionConsumerService();
359 // Validate the ACS for use with this protocol.
361 pair<bool,const char*> ACSbinding = ACS ? ACS->getString("Binding") : pair<bool,const char*>(false,NULL);
362 if (ACSbinding.first) {
363 pair<bool,const char*> compatibleBindings = getString("compatibleBindings");
364 if (compatibleBindings.first && strstr(compatibleBindings.second, ACSbinding.second) == NULL) {
365 m_log.info("configured or requested ACS has non-SAML 2.0 binding");
366 return make_pair(false,0L);
368 else if (strcmp(ACSbinding.second, samlconstants::SAML20_BINDING_HTTP_POST) &&
369 strcmp(ACSbinding.second, samlconstants::SAML20_BINDING_HTTP_ARTIFACT) &&
370 strcmp(ACSbinding.second, samlconstants::SAML20_BINDING_HTTP_POST_SIMPLESIGN)) {
371 m_log.info("configured or requested ACS has non-SAML 2.0 binding");
372 return make_pair(false,0L);
377 // To invoke the request builder, the key requirement is to figure out how
378 // to express the ACS, by index or value, and if by value, where.
379 // We have to compute the handlerURL no matter what, because we may need to
380 // flip the index to an SSL-version.
381 string ACSloc=request.getHandlerURL(target.c_str());
383 SPConfig& conf = SPConfig::getConfig();
384 if (conf.isEnabled(SPConfig::OutOfProcess)) {
385 if (acsByIndex.first && acsByIndex.second) {
388 // We may already have RelayState set if we looped back here,
389 // but just in case target is a resource, we reset it back.
391 option = request.getParameter("target");
396 // Determine index to use.
397 pair<bool,const XMLCh*> ix = pair<bool,const XMLCh*>(false,NULL);
399 if (!strncmp(ACSloc.c_str(), "https", 5)) {
400 ix = ACS->getXMLString("sslIndex", shibspconstants::ASCII_SHIB2SPCONFIG_NS);
402 ix = ACS->getXMLString("index");
405 ix = ACS->getXMLString("index");
410 app, &request, request, entityID.c_str(),
412 ACS ? XMLString::equals(ACS->getString("Binding").second, samlconstants::SAML20_BINDING_HTTP_ARTIFACT) : false,
414 isPassive, forceAuthn,
415 acClass.first ? acClass.second : NULL,
416 acComp.first ? acComp.second : NULL,
417 nidFormat.first ? nidFormat.second : NULL,
418 spQual.first ? spQual.second : NULL,
423 // Since we're not passing by index, we need to fully compute the return URL and binding.
424 // Compute the ACS URL. We add the ACS location to the base handlerURL.
425 pair<bool,const char*> loc=ACS ? ACS->getString("Location") : pair<bool,const char*>(false,NULL);
426 if (loc.first) ACSloc+=loc.second;
429 // We may already have RelayState set if we looped back here,
430 // but just in case target is a resource, we reset it back.
432 option = request.getParameter("target");
438 app, &request, request, entityID.c_str(),
440 ACS ? XMLString::equals(ACS->getString("Binding").second, samlconstants::SAML20_BINDING_HTTP_ARTIFACT) : false,
441 ACSloc.c_str(), ACS ? ACS->getXMLString("Binding").second : NULL,
442 isPassive, forceAuthn,
443 acClass.first ? acClass.second : NULL,
444 acComp.first ? acComp.second : NULL,
445 nidFormat.first ? nidFormat.second : NULL,
446 spQual.first ? spQual.second : NULL,
452 DDF out,in = DDF(m_address.c_str()).structure();
453 DDFJanitor jin(in), jout(out);
454 in.addmember("application_id").string(app.getId());
455 if (!entityID.empty())
456 in.addmember("entity_id").string(entityID.c_str());
458 in.addmember("isPassive").integer(1);
460 in.addmember("forceAuthn").integer(1);
462 in.addmember("authnContextClassRef").string(acClass.second);
464 in.addmember("authnContextComparison").string(acComp.second);
466 in.addmember("NameIDFormat").string(nidFormat.second);
468 in.addmember("SPNameQualifier").string(spQual.second);
469 if (acsByIndex.first && acsByIndex.second) {
471 // Determine index to use.
472 pair<bool,const char*> ix = pair<bool,const char*>(false,NULL);
473 if (!strncmp(ACSloc.c_str(), "https", 5)) {
474 ix = ACS->getString("sslIndex", shibspconstants::ASCII_SHIB2SPCONFIG_NS);
476 ix = ACS->getString("index");
479 ix = ACS->getString("index");
481 in.addmember("acsIndex").string(ix.second);
482 if (XMLString::equals(ACS->getString("Binding").second, samlconstants::SAML20_BINDING_HTTP_ARTIFACT))
483 in.addmember("artifact").integer(1);
487 // Since we're not passing by index, we need to fully compute the return URL and binding.
488 // Compute the ACS URL. We add the ACS location to the base handlerURL.
489 pair<bool,const char*> loc=ACS ? ACS->getString("Location") : pair<bool,const char*>(false,NULL);
490 if (loc.first) ACSloc+=loc.second;
491 in.addmember("acsLocation").string(ACSloc.c_str());
493 loc = ACS->getString("Binding");
494 in.addmember("acsBinding").string(loc.second);
495 if (XMLString::equals(loc.second, samlconstants::SAML20_BINDING_HTTP_ARTIFACT))
496 in.addmember("artifact").integer(1);
501 // We may already have RelayState set if we looped back here,
502 // but just in case target is a resource, we reset it back.
504 option = request.getParameter("target");
509 in.addmember("RelayState").unsafe_string(target.c_str());
511 // Remote the processing.
512 out = request.getServiceProvider().getListenerService()->send(in);
513 return unwrap(request, out);
516 pair<bool,long> SAML2SessionInitiator::unwrap(SPRequest& request, DDF& out) const
518 // See if there's any response to send back.
519 if (!out["redirect"].isnull() || !out["response"].isnull()) {
520 // If so, we're responsible for handling the POST data, probably by dropping a cookie.
521 preservePostData(request.getApplication(), request, request, out["RelayState"].string());
523 return RemotedHandler::unwrap(request, out);
526 void SAML2SessionInitiator::receive(DDF& in, ostream& out)
529 const char* aid=in["application_id"].string();
530 const Application* app=aid ? SPConfig::getConfig().getServiceProvider()->getApplication(aid) : NULL;
532 // Something's horribly wrong.
533 m_log.error("couldn't find application (%s) to generate AuthnRequest", aid ? aid : "(missing)");
534 throw ConfigurationException("Unable to locate application for new session, deleted?");
538 DDFJanitor jout(ret);
540 // Wrap the outgoing object with a Response facade.
541 auto_ptr<HTTPResponse> http(getResponse(ret));
543 auto_ptr_XMLCh index(in["acsIndex"].string());
544 auto_ptr_XMLCh bind(in["acsBinding"].string());
546 string relayState(in["RelayState"].string() ? in["RelayState"].string() : "");
547 string postData(in["PostData"].string() ? in["PostData"].string() : "");
549 // Since we're remoted, the result should either be a throw, which we pass on,
550 // a false/0 return, which we just return as an empty structure, or a response/redirect,
551 // which we capture in the facade and send back.
553 *app, NULL, *http.get(), in["entity_id"].string(),
555 (in["artifact"].integer() != 0),
556 in["acsLocation"].string(), bind.get(),
557 in["isPassive"].integer()==1, in["forceAuthn"].integer()==1,
558 in["authnContextClassRef"].string(), in["authnContextComparison"].string(),
559 in["NameIDFormat"].string(), in["SPNameQualifier"].string(),
564 ret.addmember("RelayState").unsafe_string(relayState.c_str());
570 class _sameIdP : public binary_function<const IDPEntry*, const XMLCh*, bool>
573 bool operator()(const IDPEntry* entry, const XMLCh* entityID) const {
574 return entry ? XMLString::equals(entry->getProviderID(), entityID) : false;
580 pair<bool,long> SAML2SessionInitiator::doRequest(
581 const Application& app,
582 const HTTPRequest* httpRequest,
583 HTTPResponse& httpResponse,
584 const char* entityID,
585 const XMLCh* acsIndex,
586 bool artifactInbound,
587 const char* acsLocation,
588 const XMLCh* acsBinding,
591 const char* authnContextClassRef,
592 const char* authnContextComparison,
593 const char* NameIDFormat,
594 const char* SPNameQualifier,
599 bool ECP = XMLString::equals(acsBinding, m_paosBinding.get());
601 pair<const EntityDescriptor*,const RoleDescriptor*> entity = pair<const EntityDescriptor*,const RoleDescriptor*>(NULL,NULL);
602 const IDPSSODescriptor* role = NULL;
603 const EndpointType* ep = NULL;
604 const MessageEncoder* encoder = NULL;
606 // We won't need this for ECP, but safety dictates we get the lock here.
607 MetadataProvider* m=app.getMetadataProvider();
613 m_log.error("MessageEncoder for PAOS binding not available");
614 return make_pair(false,0L);
618 // Use metadata to locate the IdP's SSO service.
619 MetadataProviderCriteria mc(app, entityID, &IDPSSODescriptor::ELEMENT_QNAME, samlconstants::SAML20P_NS);
620 entity=m->getEntityDescriptor(mc);
622 m_log.warn("unable to locate metadata for provider (%s)", entityID);
623 throw MetadataException("Unable to locate metadata for identity provider ($entityID)", namedparams(1, "entityID", entityID));
625 else if (!entity.second) {
626 m_log.log(getParent() ? Priority::INFO : Priority::WARN, "unable to locate SAML 2.0 identity provider role for provider (%s)", entityID);
628 return make_pair(false,0L);
629 throw MetadataException("Unable to locate SAML 2.0 identity provider role for provider ($entityID)", namedparams(1, "entityID", entityID));
631 else if (artifactInbound && !SPConfig::getConfig().getArtifactResolver()->isSupported(dynamic_cast<const SSODescriptorType&>(*entity.second))) {
632 m_log.warn("artifact binding selected for response, but identity provider lacks support");
634 return make_pair(false,0L);
635 throw MetadataException("Identity provider ($entityID) lacks SAML 2.0 artifact support.", namedparams(1, "entityID", entityID));
638 // Loop over the supportable outgoing bindings.
639 role = dynamic_cast<const IDPSSODescriptor*>(entity.second);
640 vector<const XMLCh*>::const_iterator b;
641 for (b = m_bindings.begin(); b!=m_bindings.end(); ++b) {
642 if (ep=EndpointManager<SingleSignOnService>(role->getSingleSignOnServices()).getByBinding(*b)) {
643 map<const XMLCh*,MessageEncoder*>::const_iterator enc = m_encoders.find(*b);
644 if (enc!=m_encoders.end())
645 encoder = enc->second;
649 if (!ep || !encoder) {
650 m_log.warn("unable to locate compatible SSO service for provider (%s)", entityID);
652 return make_pair(false,0L);
653 throw MetadataException("Unable to locate compatible SSO service for provider ($entityID)", namedparams(1, "entityID", entityID));
657 preserveRelayState(app, httpResponse, relayState);
659 auto_ptr<AuthnRequest> req(m_requestTemplate ? m_requestTemplate->cloneAuthnRequest() : AuthnRequestBuilder::buildAuthnRequest());
660 if (m_requestTemplate) {
661 // Freshen TS and ID.
663 req->setIssueInstant(time(NULL));
667 req->setDestination(ep->getLocation());
668 if (acsIndex && *acsIndex)
669 req->setAssertionConsumerServiceIndex(acsIndex);
671 auto_ptr_XMLCh wideloc(acsLocation);
672 req->setAssertionConsumerServiceURL(wideloc.get());
674 if (acsBinding && *acsBinding)
675 req->setProtocolBinding(acsBinding);
677 req->IsPassive(isPassive);
679 req->ForceAuthn(forceAuthn);
680 if (!req->getIssuer()) {
681 Issuer* issuer = IssuerBuilder::buildIssuer();
682 req->setIssuer(issuer);
683 issuer->setName(app.getRelyingParty(entity.first)->getXMLString("entityID").second);
685 if (!req->getNameIDPolicy()) {
686 NameIDPolicy* namepol = NameIDPolicyBuilder::buildNameIDPolicy();
687 req->setNameIDPolicy(namepol);
688 namepol->AllowCreate(true);
690 if (NameIDFormat && *NameIDFormat) {
691 auto_ptr_XMLCh wideform(NameIDFormat);
692 req->getNameIDPolicy()->setFormat(wideform.get());
694 if (SPNameQualifier && *SPNameQualifier) {
695 auto_ptr_XMLCh widequal(SPNameQualifier);
696 req->getNameIDPolicy()->setSPNameQualifier(widequal.get());
698 if (authnContextClassRef || authnContextComparison) {
699 RequestedAuthnContext* reqContext = req->getRequestedAuthnContext();
701 reqContext = RequestedAuthnContextBuilder::buildRequestedAuthnContext();
702 req->setRequestedAuthnContext(reqContext);
704 if (authnContextClassRef) {
705 reqContext->getAuthnContextDeclRefs().clear();
706 auto_ptr_XMLCh wideclass(authnContextClassRef);
707 AuthnContextClassRef* cref = AuthnContextClassRefBuilder::buildAuthnContextClassRef();
708 cref->setReference(wideclass.get());
709 reqContext->getAuthnContextClassRefs().push_back(cref);
712 if (reqContext->getAuthnContextClassRefs().empty() && reqContext->getAuthnContextDeclRefs().empty()) {
713 req->setRequestedAuthnContext(NULL);
715 else if (authnContextComparison) {
716 auto_ptr_XMLCh widecomp(authnContextComparison);
717 reqContext->setComparison(widecomp.get());
721 pair<bool,bool> requestDelegation = getBool("requestDelegation");
722 if (requestDelegation.first && requestDelegation.second && entity.first) {
723 // Request delegation by including the IdP as an Audience.
724 // Also specify the expected session lifetime as the bound on the assertion lifetime.
725 const PropertySet* sessionProps = app.getPropertySet("Sessions");
726 pair<bool,unsigned int> lifetime = sessionProps ? sessionProps->getUnsignedInt("lifetime") : pair<bool,unsigned int>(true,28800);
727 if (!lifetime.first || lifetime.second == 0)
728 lifetime.second = 28800;
729 if (!req->getConditions())
730 req->setConditions(ConditionsBuilder::buildConditions());
731 req->getConditions()->setNotOnOrAfter(time(NULL) + lifetime.second + 300);
732 AudienceRestriction* audrest = AudienceRestrictionBuilder::buildAudienceRestriction();
733 req->getConditions()->getConditions().push_back(audrest);
734 Audience* aud = AudienceBuilder::buildAudience();
735 audrest->getAudiences().push_back(aud);
736 aud->setAudienceURI(entity.first->getEntityID());
739 if (ECP && entityID) {
740 auto_ptr_XMLCh wideid(entityID);
741 Scoping* scoping = req->getScoping();
743 scoping = ScopingBuilder::buildScoping();
744 req->setScoping(scoping);
746 IDPList* idplist = scoping->getIDPList();
748 idplist = IDPListBuilder::buildIDPList();
749 scoping->setIDPList(idplist);
751 VectorOf(IDPEntry) entries = idplist->getIDPEntrys();
752 if (find_if(entries, bind2nd(_sameIdP(), wideid.get())) == NULL) {
753 IDPEntry* entry = IDPEntryBuilder::buildIDPEntry();
754 entry->setProviderID(wideid.get());
755 entries.push_back(entry);
759 auto_ptr_char dest(ep ? ep->getLocation() : NULL);
762 // If the request object is available, we're responsible for the POST data.
763 preservePostData(app, *httpRequest, httpResponse, relayState.c_str());
766 long ret = sendMessage(
767 *encoder, req.get(), relayState.c_str(), dest.get(), role, app, httpResponse, role ? role->WantAuthnRequestsSigned() : false
769 req.release(); // freed by encoder
770 return make_pair(true,ret);
772 return make_pair(false,0L);