2 * Copyright 2001-2005 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.
20 * ADFSv1 extension library
23 #if defined (_MSC_VER) || defined(__BORLANDC__)
24 # include "config_win32.h"
30 # define _CRT_NONSTDC_NO_DEPRECATE 1
31 # define _CRT_SECURE_NO_DEPRECATE 1
32 # define ADFS_EXPORTS __declspec(dllexport)
37 #include <shibsp/base.h>
38 #include <shibsp/exceptions.h>
39 #include <shibsp/Application.h>
40 #include <shibsp/ServiceProvider.h>
41 #include <shibsp/SessionCache.h>
42 #include <shibsp/SPConfig.h>
43 #include <shibsp/handler/AssertionConsumerService.h>
44 #include <shibsp/handler/LogoutHandler.h>
45 #include <shibsp/handler/SessionInitiator.h>
46 #include <xmltooling/logging.h>
47 #include <xmltooling/util/NDC.h>
48 #include <xmltooling/util/URLEncoder.h>
49 #include <xmltooling/util/XMLHelper.h>
50 #include <xercesc/util/XMLUniDefs.hpp>
53 # include <shibsp/attribute/resolver/ResolutionContext.h>
54 # include <saml/SAMLConfig.h>
55 # include <saml/saml1/core/Assertions.h>
56 # include <saml/saml1/profile/AssertionValidator.h>
57 # include <saml/saml2/core/Assertions.h>
58 # include <saml/saml2/metadata/Metadata.h>
59 # include <saml/saml2/metadata/EndpointManager.h>
60 # include <xmltooling/impl/AnyElement.h>
61 # include <xmltooling/validation/ValidatorSuite.h>
62 using namespace opensaml::saml2md;
64 using namespace shibsp;
65 using namespace opensaml;
66 using namespace xmltooling::logging;
67 using namespace xmltooling;
68 using namespace xercesc;
71 #define WSFED_NS "http://schemas.xmlsoap.org/ws/2003/07/secext"
72 #define WSTRUST_NS "http://schemas.xmlsoap.org/ws/2005/02/trust"
77 class SHIBSP_DLLLOCAL ADFSDecoder : public MessageDecoder
81 ADFSDecoder() : m_ns(WSTRUST_NS) {}
82 virtual ~ADFSDecoder() {}
84 XMLObject* decode(string& relayState, const GenericRequest& genericRequest, SecurityPolicy& policy) const;
87 MessageDecoder* ADFSDecoderFactory(const pair<const DOMElement*,const XMLCh*>& p)
89 return new ADFSDecoder();
93 #if defined (_MSC_VER)
94 #pragma warning( push )
95 #pragma warning( disable : 4250 )
98 class SHIBSP_DLLLOCAL ADFSSessionInitiator : public SessionInitiator, public AbstractHandler, public RemotedHandler
101 ADFSSessionInitiator(const DOMElement* e, const char* appId)
102 : AbstractHandler(e, Category::getInstance(SHIBSP_LOGCAT".SessionInitiator.ADFS")), m_appId(appId), m_binding(WSFED_NS) {
103 // If Location isn't set, defer address registration until the setParent call.
104 pair<bool,const char*> loc = getString("Location");
106 string address = m_appId + loc.second + "::run::ADFSSI";
107 setAddress(address.c_str());
110 virtual ~ADFSSessionInitiator() {}
112 void setParent(const PropertySet* parent) {
113 DOMPropertySet::setParent(parent);
114 pair<bool,const char*> loc = getString("Location");
116 string address = m_appId + loc.second + "::run::ADFSSI";
117 setAddress(address.c_str());
120 m_log.warn("no Location property in ADFS SessionInitiator (or parent), can't register as remoted handler");
124 void receive(DDF& in, ostream& out);
125 pair<bool,long> run(SPRequest& request, const char* entityID=NULL, bool isHandler=true) const;
128 pair<bool,long> doRequest(
129 const Application& application,
130 HTTPResponse& httpResponse,
131 const char* entityID,
132 const char* acsLocation,
136 auto_ptr_XMLCh m_binding;
139 class SHIBSP_DLLLOCAL ADFSConsumer : public shibsp::AssertionConsumerService
142 ADFSConsumer(const DOMElement* e, const char* appId)
143 : shibsp::AssertionConsumerService(e, appId, Category::getInstance(SHIBSP_LOGCAT".SSO.ADFS"))
145 ,m_protocol(WSFED_NS)
148 virtual ~ADFSConsumer() {}
152 string implementProtocol(
153 const Application& application,
154 const HTTPRequest& httpRequest,
155 SecurityPolicy& policy,
156 const PropertySet* settings,
157 const XMLObject& xmlObject
159 auto_ptr_XMLCh m_protocol;
163 class SHIBSP_DLLLOCAL ADFSLogoutInitiator : public AbstractHandler, public RemotedHandler
166 ADFSLogoutInitiator(const DOMElement* e, const char* appId)
167 : AbstractHandler(e, Category::getInstance(SHIBSP_LOGCAT".LogoutInitiator.ADFS")), m_appId(appId), m_binding(WSFED_NS) {
168 // If Location isn't set, defer address registration until the setParent call.
169 pair<bool,const char*> loc = getString("Location");
171 string address = m_appId + loc.second + "::run::ADFSLI";
172 setAddress(address.c_str());
175 virtual ~ADFSLogoutInitiator() {}
177 void setParent(const PropertySet* parent) {
178 DOMPropertySet::setParent(parent);
179 pair<bool,const char*> loc = getString("Location");
181 string address = m_appId + loc.second + "::run::ADFSLI";
182 setAddress(address.c_str());
185 m_log.warn("no Location property in ADFS LogoutInitiator (or parent), can't register as remoted handler");
189 void receive(DDF& in, ostream& out);
190 pair<bool,long> run(SPRequest& request, bool isHandler=true) const;
193 pair<bool,long> doRequest(
194 const Application& application, const char* requestURL, const char* entityID, HTTPResponse& httpResponse
198 auto_ptr_XMLCh m_binding;
201 class SHIBSP_DLLLOCAL ADFSLogout : public AbstractHandler, public LogoutHandler
204 ADFSLogout(const DOMElement* e, const char* appId)
205 : AbstractHandler(e, Category::getInstance(SHIBSP_LOGCAT".Logout.ADFS")), m_login(e, appId) {
208 m_preserve.push_back("wreply");
209 string address = string(appId) + getString("Location").second + "::run::ADFSLO";
210 setAddress(address.c_str());
213 virtual ~ADFSLogout() {}
215 pair<bool,long> run(SPRequest& request, bool isHandler=true) const;
218 ADFSConsumer m_login;
221 #if defined (_MSC_VER)
222 #pragma warning( pop )
225 SessionInitiator* ADFSSessionInitiatorFactory(const pair<const DOMElement*,const char*>& p)
227 return new ADFSSessionInitiator(p.first, p.second);
230 Handler* ADFSLogoutFactory(const pair<const DOMElement*,const char*>& p)
232 return new ADFSLogout(p.first, p.second);
235 Handler* ADFSLogoutInitiatorFactory(const pair<const DOMElement*,const char*>& p)
237 return new ADFSLogoutInitiator(p.first, p.second);
240 const XMLCh RequestedSecurityToken[] = UNICODE_LITERAL_22(R,e,q,u,e,s,t,e,d,S,e,c,u,r,i,t,y,T,o,k,e,n);
241 const XMLCh RequestSecurityTokenResponse[] =UNICODE_LITERAL_28(R,e,q,u,e,s,t,S,e,c,u,r,i,t,y,T,o,k,e,n,R,e,s,p,o,n,s,e);
244 extern "C" int ADFS_EXPORTS xmltooling_extension_init(void*)
246 SPConfig& conf=SPConfig::getConfig();
247 conf.SessionInitiatorManager.registerFactory("ADFS", ADFSSessionInitiatorFactory);
248 conf.LogoutInitiatorManager.registerFactory("ADFS", ADFSLogoutInitiatorFactory);
249 conf.AssertionConsumerServiceManager.registerFactory("ADFS", ADFSLogoutFactory);
250 conf.AssertionConsumerServiceManager.registerFactory(WSFED_NS, ADFSLogoutFactory);
252 SAMLConfig::getConfig().MessageDecoderManager.registerFactory(WSFED_NS, ADFSDecoderFactory);
253 XMLObjectBuilder::registerBuilder(QName(WSTRUST_NS,"RequestedSecurityToken"), new AnyElementBuilder());
254 XMLObjectBuilder::registerBuilder(QName(WSTRUST_NS,"RequestSecurityTokenResponse"), new AnyElementBuilder());
259 extern "C" void ADFS_EXPORTS xmltooling_extension_term()
261 /* should get unregistered during normal shutdown...
262 SPConfig& conf=SPConfig::getConfig();
263 conf.SessionInitiatorManager.deregisterFactory("ADFS");
264 conf.LogoutInitiatorManager.deregisterFactory("ADFS");
265 conf.AssertionConsumerServiceManager.deregisterFactory("ADFS");
266 conf.AssertionConsumerServiceManager.deregisterFactory(WSFED_NS);
268 SAMLConfig::getConfig().MessageDecoderManager.deregisterFactory(WSFED_NS);
273 pair<bool,long> ADFSSessionInitiator::run(SPRequest& request, const char* entityID, bool isHandler) const
275 // We have to know the IdP to function.
276 if (!entityID || !*entityID)
277 return make_pair(false,0);
280 const Handler* ACS=NULL;
282 const Application& app=request.getApplication();
285 option = request.getParameter("target");
289 // Since we're passing the ACS by value, we need to compute the return URL,
290 // so we'll need the target resource for real.
291 recoverRelayState(request.getApplication(), request, target, false);
294 // We're running as a "virtual handler" from within the filter.
295 // The target resource is the current one and everything else is defaulted.
296 target=request.getRequestURL();
299 // Since we're not passing by index, we need to fully compute the return URL.
301 // Get all the ADFS endpoints.
302 const vector<const Handler*>& handlers = app.getAssertionConsumerServicesByBinding(m_binding.get());
304 // Index comes from request, or default set in the handler, or we just pick the first endpoint.
305 pair<bool,unsigned int> index = make_pair(false,0);
307 option = request.getParameter("acsIndex");
309 index = make_pair(true, atoi(option));
312 index = getUnsignedInt("defaultACSIndex");
314 for (vector<const Handler*>::const_iterator h = handlers.begin(); !ACS && h!=handlers.end(); ++h) {
315 if (index.second == (*h)->getUnsignedInt("index").second)
319 else if (!handlers.empty()) {
320 ACS = handlers.front();
324 throw ConfigurationException("Unable to locate ADFS response endpoint.");
326 // Compute the ACS URL. We add the ACS location to the base handlerURL.
327 string ACSloc=request.getHandlerURL(target.c_str());
328 pair<bool,const char*> loc=ACS ? ACS->getString("Location") : pair<bool,const char*>(false,NULL);
329 if (loc.first) ACSloc+=loc.second;
332 // We may already have RelayState set if we looped back here,
333 // but just in case target is a resource, we reset it back.
335 option = request.getParameter("target");
340 m_log.debug("attempting to initiate session using ADFS with provider (%s)", entityID);
342 if (SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess))
343 return doRequest(app, request, entityID, ACSloc.c_str(), target);
346 DDF out,in = DDF(m_address.c_str()).structure();
347 DDFJanitor jin(in), jout(out);
348 in.addmember("application_id").string(app.getId());
349 in.addmember("entity_id").string(entityID);
350 in.addmember("acsLocation").string(ACSloc.c_str());
352 in.addmember("RelayState").string(target.c_str());
354 // Remote the processing.
355 out = request.getServiceProvider().getListenerService()->send(in);
356 return unwrap(request, out);
359 void ADFSSessionInitiator::receive(DDF& in, ostream& out)
362 const char* aid=in["application_id"].string();
363 const Application* app=aid ? SPConfig::getConfig().getServiceProvider()->getApplication(aid) : NULL;
365 // Something's horribly wrong.
366 m_log.error("couldn't find application (%s) to generate ADFS request", aid ? aid : "(missing)");
367 throw ConfigurationException("Unable to locate application for new session, deleted?");
370 const char* entityID = in["entity_id"].string();
371 const char* acsLocation = in["acsLocation"].string();
372 if (!entityID || !acsLocation)
373 throw ConfigurationException("No entityID or acsLocation parameter supplied to remoted SessionInitiator.");
376 DDFJanitor jout(ret);
378 // Wrap the outgoing object with a Response facade.
379 auto_ptr<HTTPResponse> http(getResponse(ret));
381 string relayState(in["RelayState"].string() ? in["RelayState"].string() : "");
383 // Since we're remoted, the result should either be a throw, which we pass on,
384 // a false/0 return, which we just return as an empty structure, or a response/redirect,
385 // which we capture in the facade and send back.
386 doRequest(*app, *http.get(), entityID, acsLocation, relayState);
390 pair<bool,long> ADFSSessionInitiator::doRequest(
391 const Application& app,
392 HTTPResponse& httpResponse,
393 const char* entityID,
394 const char* acsLocation,
399 // Use metadata to invoke the SSO service directly.
400 MetadataProvider* m=app.getMetadataProvider();
402 const EntityDescriptor* entity=m->getEntityDescriptor(entityID);
404 m_log.error("unable to locate metadata for provider (%s)", entityID);
405 throw MetadataException("Unable to locate metadata for identity provider ($entityID)",
406 namedparams(1, "entityID", entityID));
408 const IDPSSODescriptor* role=entity->getIDPSSODescriptor(m_binding.get());
410 m_log.error("unable to locate ADFS-aware identity provider role for provider (%s)", entityID);
411 return make_pair(false,0);
413 const EndpointType* ep=EndpointManager<SingleSignOnService>(role->getSingleSignOnServices()).getByBinding(m_binding.get());
415 m_log.error("unable to locate compatible SSO service for provider (%s)", entityID);
416 return make_pair(false,0);
419 preserveRelayState(app, httpResponse, relayState);
422 time_t epoch=time(NULL);
423 #ifndef HAVE_GMTIME_R
424 struct tm* ptime=gmtime(&epoch);
427 struct tm* ptime=gmtime_r(&epoch,&res);
430 strftime(timebuf,32,"%Y-%m-%dT%H:%M:%SZ",ptime);
432 auto_ptr_char dest(ep->getLocation());
433 const URLEncoder* urlenc = XMLToolingConfig::getConfig().getURLEncoder();
435 string req=string(dest.get()) + (strchr(dest.get(),'?') ? '&' : '?') + "wa=wsignin1.0&wreply=" + urlenc->encode(acsLocation) +
436 "&wct=" + urlenc->encode(timebuf) + "&wtrealm=" + urlenc->encode(app.getString("entityID").second);
437 if (!relayState.empty())
438 req += "&wctx=" + urlenc->encode(relayState.c_str());
440 return make_pair(true, httpResponse.sendRedirect(req.c_str()));
442 return make_pair(false,0);
448 XMLObject* ADFSDecoder::decode(string& relayState, const GenericRequest& genericRequest, SecurityPolicy& policy) const
451 xmltooling::NDC ndc("decode");
453 Category& log = Category::getInstance(SHIBSP_LOGCAT".MessageDecoder.ADFS");
455 log.debug("validating input");
456 const HTTPRequest* httpRequest=dynamic_cast<const HTTPRequest*>(&genericRequest);
458 throw BindingException("Unable to cast request object to HTTPRequest type.");
459 if (strcmp(httpRequest->getMethod(),"POST"))
460 throw BindingException("Invalid HTTP method ($1).", params(1, httpRequest->getMethod()));
461 const char* param = httpRequest->getParameter("wa");
462 if (!param || strcmp(param, "wsignin1.0"))
463 throw BindingException("Missing or invalid wa parameter (should be wsignin1.0).");
464 param = httpRequest->getParameter("wctx");
468 param = httpRequest->getParameter("wresult");
470 throw BindingException("Request missing wresult parameter.");
472 log.debug("decoded ADFS response:\n%s", param);
474 // Parse and bind the document into an XMLObject.
475 istringstream is(param);
476 DOMDocument* doc = (policy.getValidating() ? XMLToolingConfig::getConfig().getValidatingParser()
477 : XMLToolingConfig::getConfig().getParser()).parse(is);
478 XercesJanitor<DOMDocument> janitor(doc);
479 auto_ptr<XMLObject> xmlObject(XMLObjectBuilder::buildOneFromElement(doc->getDocumentElement(), true));
482 if (!XMLHelper::isNodeNamed(xmlObject->getDOM(), m_ns.get(), RequestSecurityTokenResponse))
483 throw BindingException("Decoded message was not of the appropriate type.");
485 if (!policy.getValidating())
486 SchemaValidators.validate(xmlObject.get());
488 // Skip policy step here, there's no security in the wrapper.
489 // policy.evaluate(*xmlObject.get(), &genericRequest);
491 return xmlObject.release();
494 string ADFSConsumer::implementProtocol(
495 const Application& application,
496 const HTTPRequest& httpRequest,
497 SecurityPolicy& policy,
498 const PropertySet* settings,
499 const XMLObject& xmlObject
502 // Implementation of ADFS profile.
503 m_log.debug("processing message against ADFS Passive Requester profile");
505 // With ADFS, all the security comes from the assertion, which is two levels down in the message.
507 const ElementProxy* response = dynamic_cast<const ElementProxy*>(&xmlObject);
508 if (!response || !response->hasChildren())
509 throw FatalProfileException("Incoming message was not of the proper type or contains no security token.");
510 response = dynamic_cast<const ElementProxy*>(response->getUnknownXMLObjects().front());
511 if (!response || !response->hasChildren())
512 throw FatalProfileException("Token wrapper element did not contain a security token.");
513 const saml1::Assertion* token = dynamic_cast<const saml1::Assertion*>(response->getUnknownXMLObjects().front());
514 if (!token || !token->getSignature())
515 throw FatalProfileException("Incoming message did not contain a signed SAML 1.1 assertion.");
517 // Run the policy over the assertion. Handles issuer consistency, replay, freshness,
518 // and signature verification, assuming the relevant rules are configured.
519 policy.evaluate(*token, NULL, m_protocol.get());
521 // If no security is in place now, we kick it.
522 if (!policy.isSecure())
523 throw SecurityPolicyException("Unable to establish security of incoming assertion.");
525 // Now do profile and core semantic validation to ensure we can use it for SSO.
526 // Profile validator.
527 time_t now = time(NULL);
528 saml1::AssertionValidator ssoValidator(application.getAudiences(), now);
529 ssoValidator.validateAssertion(*token);
530 if (!token->getConditions() || !token->getConditions()->getNotBefore() || !token->getConditions()->getNotOnOrAfter())
531 throw FatalProfileException("Assertion did not contain time conditions.");
532 else if (token->getAuthenticationStatements().empty())
533 throw FatalProfileException("Assertion did not contain an authentication statement.");
535 // With ADFS, we only have one token, but we need to put it in a vector.
536 vector<const Assertion*> tokens(1,token);
537 const saml1::AuthenticationStatement* ssoStatement=token->getAuthenticationStatements().front();
540 saml1::SubjectLocality* locality = ssoStatement->getSubjectLocality();
541 if (locality && locality->getIPAddress()) {
542 auto_ptr_char ip(locality->getIPAddress());
543 checkAddress(application, httpRequest, ip.get());
546 m_log.debug("ADFS profile processing completed successfully");
548 saml1::NameIdentifier* n = ssoStatement->getSubject()->getNameIdentifier();
550 // Now we have to extract the authentication details for attribute and session setup.
552 // Session expiration for ADFS is purely SP-driven, and the method is mapped to a ctx class.
553 const PropertySet* sessionProps = application.getPropertySet("Sessions");
554 pair<bool,unsigned int> lifetime = sessionProps ? sessionProps->getUnsignedInt("lifetime") : pair<bool,unsigned int>(true,28800);
555 if (!lifetime.first || lifetime.second == 0)
556 lifetime.second = 28800;
558 // We've successfully "accepted" the SSO token.
559 // To complete processing, we need to extract and resolve attributes and then create the session.
561 // Normalize the SAML 1.x NameIdentifier...
562 auto_ptr<saml2::NameID> nameid(n ? saml2::NameIDBuilder::buildNameID() : NULL);
564 nameid->setName(n->getName());
565 nameid->setFormat(n->getFormat());
566 nameid->setNameQualifier(n->getNameQualifier());
569 // The context will handle deleting attributes and new tokens.
570 auto_ptr<ResolutionContext> ctx(
573 policy.getIssuerMetadata(),
577 ssoStatement->getAuthenticationMethod(),
584 // Copy over any new tokens, but leave them in the context for cleanup.
585 tokens.insert(tokens.end(), ctx->getResolvedAssertions().begin(), ctx->getResolvedAssertions().end());
588 return application.getServiceProvider().getSessionCache()->insert(
589 now + lifetime.second,
591 httpRequest.getRemoteAddr().c_str(),
592 policy.getIssuerMetadata() ? dynamic_cast<const EntityDescriptor*>(policy.getIssuerMetadata()->getParent()) : NULL,
595 ssoStatement->getAuthenticationInstant() ? ssoStatement->getAuthenticationInstant()->getRawData() : NULL,
597 ssoStatement->getAuthenticationMethod(),
600 ctx.get() ? &ctx->getResolvedAttributes() : NULL
606 pair<bool,long> ADFSLogoutInitiator::run(SPRequest& request, bool isHandler) const
608 // Normally we'd do notifications and session clearage here, but ADFS logout
609 // is missing the needed request/response features, so we have to rely on
610 // the IdP half to notify us back about the logout and do the work there.
611 // Basically we have no way to tell in the Logout receiving handler whether
612 // we initiated the logout or not.
614 Session* session = NULL;
616 session = request.getSession(false, true, false); // don't cache it and ignore all checks
618 return make_pair(false,0);
620 // We only handle ADFS sessions.
621 if (!XMLString::equals(session->getProtocol(), WSFED_NS) || !session->getEntityID()) {
623 return make_pair(false,0);
626 catch (exception& ex) {
627 m_log.error("error accessing current session: %s", ex.what());
628 return make_pair(false,0);
631 string entityID(session->getEntityID());
634 if (SPConfig::getConfig().isEnabled(SPConfig::OutOfProcess)) {
635 // When out of process, we run natively.
636 return doRequest(request.getApplication(), request.getRequestURL(), entityID.c_str(), request);
639 // When not out of process, we remote the request.
640 Locker locker(session, false);
641 DDF out,in(m_address.c_str());
642 DDFJanitor jin(in), jout(out);
643 in.addmember("application_id").string(request.getApplication().getId());
644 in.addmember("url").string(request.getRequestURL());
645 in.addmember("entity_id").string(entityID.c_str());
646 out=request.getServiceProvider().getListenerService()->send(in);
647 return unwrap(request, out);
651 void ADFSLogoutInitiator::receive(DDF& in, ostream& out)
655 const char* aid=in["application_id"].string();
656 const Application* app=aid ? SPConfig::getConfig().getServiceProvider()->getApplication(aid) : NULL;
658 // Something's horribly wrong.
659 m_log.error("couldn't find application (%s) for logout", aid ? aid : "(missing)");
660 throw ConfigurationException("Unable to locate application for logout, deleted?");
663 // Set up a response shim.
665 DDFJanitor jout(ret);
666 auto_ptr<HTTPResponse> resp(getResponse(ret));
668 // Since we're remoted, the result should either be a throw, which we pass on,
669 // a false/0 return, which we just return as an empty structure, or a response/redirect,
670 // which we capture in the facade and send back.
671 doRequest(*app, in["url"].string(), in["entity_id"].string(), *resp.get());
675 throw ConfigurationException("Cannot perform logout using lite version of shibsp library.");
679 pair<bool,long> ADFSLogoutInitiator::doRequest(
680 const Application& application, const char* requestURL, const char* entityID, HTTPResponse& response
686 throw ConfigurationException("Missing entityID parameter.");
688 // With a session in hand, we can create a request message, if we can find a compatible endpoint.
689 Locker metadataLocker(application.getMetadataProvider());
690 const EntityDescriptor* entity = application.getMetadataProvider()->getEntityDescriptor(entityID);
692 throw MetadataException(
693 "Unable to locate metadata for identity provider ($entityID)",
694 namedparams(1, "entityID", entityID)
697 const IDPSSODescriptor* role = entity->getIDPSSODescriptor(m_binding.get());
699 throw MetadataException(
700 "Unable to locate ADFS IdP role for identity provider ($entityID).",
701 namedparams(1, "entityID", entityID)
705 const EndpointType* ep = EndpointManager<SingleLogoutService>(role->getSingleLogoutServices()).getByBinding(m_binding.get());
707 throw MetadataException(
708 "Unable to locate ADFS single logout service for identity provider ($entityID).",
709 namedparams(1, "entityID", entityID)
713 auto_ptr_char dest(ep->getLocation());
715 string req=string(dest.get()) + (strchr(dest.get(),'?') ? '&' : '?') + "wa=wsignout1.0";
716 return make_pair(true,response.sendRedirect(req.c_str()));
718 catch (exception& ex) {
719 m_log.error("error issuing ADFS logout request: %s", ex.what());
722 return make_pair(false,0);
724 throw ConfigurationException("Cannot perform logout using lite version of shibsp library.");
728 pair<bool,long> ADFSLogout::run(SPRequest& request, bool isHandler) const
730 // Defer to base class for front-channel loop first.
731 // This won't initiate the loop, only continue/end it.
732 pair<bool,long> ret = LogoutHandler::run(request, isHandler);
736 // wa parameter indicates the "action" to perform
737 bool returning = false;
738 const char* param = request.getParameter("wa");
740 if (!strcmp(param, "wsignin1.0"))
741 return m_login.run(request, isHandler);
742 else if (strcmp(param, "wsignout1.0") && strcmp(param, "wsignoutcleanup1.0"))
743 throw FatalProfileException("Unsupported WS-Federation action paremeter ($1).", params(1, param));
745 else if (strcmp(request.getMethod(),"GET") || !request.getParameter("notifying"))
746 throw FatalProfileException("Unsupported request to ADFS protocol endpoint.");
750 param = request.getParameter("wreply");
751 const Application& app = request.getApplication();
753 // Get the session_id.
754 pair<string,const char*> shib_cookie = app.getCookieNameProps("_shibsession_");
755 const char* session_id = request.getCookie(shib_cookie.first.c_str());
758 // Pass control to the first front channel notification point, if any.
759 map<string,string> parammap;
761 parammap["wreply"] = param;
762 pair<bool,long> result = notifyFrontChannel(app, request, request, ¶mmap);
767 // Best effort on back channel and to remove the user agent's session.
769 vector<string> sessions(1,session_id);
770 notifyBackChannel(app, request.getRequestURL(), sessions, false);
772 app.getServiceProvider().getSessionCache()->remove(session_id, app);
774 catch (exception& ex) {
775 m_log.error("error removing session (%s): %s", session_id, ex.what());
777 request.setCookie(shib_cookie.first.c_str(), shib_cookie.second);
781 return make_pair(true, request.sendRedirect(param));
782 return sendLogoutPage(app, request, false, "Logout complete.");