shibsp/ServiceProvider.cpp

   1 /**
   2  * Licensed to the University Corporation for Advanced Internet
   3  * Development, Inc. (UCAID) under one or more contributor license
   4  * agreements. See the NOTICE file distributed with this work for
   5  * additional information regarding copyright ownership.
   6  *
   7  * UCAID licenses this file to you under the Apache License,
   8  * Version 2.0 (the "License"); you may not use this file except
   9  * in compliance with the License. You may obtain a copy of the
  10  * License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing,
  15  * software distributed under the License is distributed on an
  16  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
  17  * either express or implied. See the License for the specific
  18  * language governing permissions and limitations under the License.
  19  */
  20
  21 /**
  22  * ServiceProvider.cpp
  23  *
  24  * Interface to a Shibboleth ServiceProvider instance.
  25  */
  26
  27 #include "internal.h"
  28 #include "exceptions.h"
  29 #include "AccessControl.h"
  30 #include "Application.h"
  31 #include "ServiceProvider.h"
  32 #include "SessionCache.h"
  33 #include "SPRequest.h"
  34 #include "attribute/Attribute.h"
  35 #include "handler/SessionInitiator.h"
  36 #include "util/TemplateParameters.h"
  37
  38 #include <fstream>
  39 #include <sstream>
  40 #include <boost/algorithm/string.hpp>
  41 #ifndef SHIBSP_LITE
  42 # include <saml/exceptions.h>
  43 # include <saml/saml2/metadata/MetadataProvider.h>
  44 #endif
  45 #include <xmltooling/XMLToolingConfig.h>
  46 #include <xmltooling/util/NDC.h>
  47 #include <xmltooling/util/PathResolver.h>
  48 #include <xmltooling/util/URLEncoder.h>
  49 #include <xmltooling/util/XMLHelper.h>
  50
  51 using namespace shibsp;
  52 using namespace xmltooling::logging;
  53 using namespace xmltooling;
  54 using namespace std;
  55
  56 namespace shibsp {
  57     SHIBSP_DLLLOCAL PluginManager<ServiceProvider,string,const DOMElement*>::Factory XMLServiceProviderFactory;
  58
  59     long SHIBSP_DLLLOCAL sendError(
  60         Category& log, SPRequest& request, const Application* app, const char* page, TemplateParameters& tp, bool mayRedirect=true
  61         )
  62     {
  63         // The properties we need can be set in the RequestMap, or the Errors element.
  64         bool mderror = dynamic_cast<const opensaml::saml2md::MetadataException*>(tp.getRichException())!=nullptr;
  65         bool accesserror = (strcmp(page, "access")==0);
  66         pair<bool,const char*> redirectErrors = pair<bool,const char*>(false,nullptr);
  67         pair<bool,const char*> pathname = pair<bool,const char*>(false,nullptr);
  68
  69         // Strictly for error handling, detect a nullptr application and point at the default.
  70         if (!app)
  71             app = request.getServiceProvider().getApplication(nullptr);
  72
  73         const PropertySet* props=app->getPropertySet("Errors");
  74
  75         // First look for settings in the request map of the form pageError.
  76         try {
  77             RequestMapper::Settings settings = request.getRequestSettings();
  78             if (mderror)
  79                 pathname = settings.first->getString("metadataError");
  80             if (!pathname.first) {
  81                 string pagename(page);
  82                 pagename += "Error";
  83                 pathname = settings.first->getString(pagename.c_str());
  84             }
  85             if (mayRedirect)
  86                 redirectErrors = settings.first->getString("redirectErrors");
  87         }
  88         catch (exception& ex) {
  89             log.error(ex.what());
  90         }
  91
  92         // Check for redirection on errors instead of template.
  93         if (mayRedirect) {
  94             if (!redirectErrors.first && props)
  95                 redirectErrors = props->getString("redirectErrors");
  96             if (redirectErrors.first) {
  97                 string loc(redirectErrors.second);
  98                 loc = loc + '?' + tp.toQueryString();
  99                 return request.sendRedirect(loc.c_str());
 100             }
 101         }
 102
 103         request.setContentType("text/html");
 104         request.setResponseHeader("Expires","Wed, 01 Jan 1997 12:00:00 GMT");
 105         request.setResponseHeader("Cache-Control","private,no-store,no-cache,max-age=0");
 106
 107         // Nothing in the request map, so check for a property named "page" in the Errors property set.
 108         if (!pathname.first && props) {
 109             if (mderror)
 110                 pathname=props->getString("metadata");
 111             if (!pathname.first)
 112                 pathname=props->getString(page);
 113         }
 114
 115         // If there's still no template to use, just use pageError.html unless it's an access issue.
 116         string fname;
 117         if (!pathname.first) {
 118             if (!accesserror) {
 119                 fname = string(page) + "Error.html";
 120                 pathname.second = fname.c_str();
 121             }
 122         }
 123         else {
 124             fname = pathname.second;
 125         }
 126
 127         // If we have a template to use, use it.
 128         if (!fname.empty()) {
 129             ifstream infile(XMLToolingConfig::getConfig().getPathResolver()->resolve(fname, PathResolver::XMLTOOLING_CFG_FILE).c_str());
 130             if (infile) {
 131                 tp.setPropertySet(props);
 132                 stringstream str;
 133                 XMLToolingConfig::getConfig().getTemplateEngine()->run(infile, str, tp, tp.getRichException());
 134                 return request.sendError(str);
 135             }
 136         }
 137
 138         // If we got here, then either it's an access error or a template failed.
 139         if (accesserror) {
 140             istringstream msg("Access Denied");
 141             return request.sendResponse(msg, HTTPResponse::XMLTOOLING_HTTP_STATUS_FORBIDDEN);
 142         }
 143
 144         log.error("sendError could not process error template (%s)", pathname.second);
 145         istringstream msg("Internal Server Error. Please contact the site administrator.");
 146         return request.sendError(msg);
 147     }
 148
 149     void SHIBSP_DLLLOCAL clearHeaders(SPRequest& request) {
 150         const Application& app = request.getApplication();
 151         app.clearHeader(request, "Shib-Session-ID", "HTTP_SHIB_SESSION_ID");
 152         app.clearHeader(request, "Shib-Session-Index", "HTTP_SHIB_SESSION_INDEX");
 153         app.clearHeader(request, "Shib-Identity-Provider", "HTTP_SHIB_IDENTITY_PROVIDER");
 154         app.clearHeader(request, "Shib-Authentication-Method", "HTTP_SHIB_AUTHENTICATION_METHOD");
 155         app.clearHeader(request, "Shib-Authentication-Instant", "HTTP_SHIB_AUTHENTICATION_INSTANT");
 156         app.clearHeader(request, "Shib-AuthnContext-Class", "HTTP_SHIB_AUTHNCONTEXT_CLASS");
 157         app.clearHeader(request, "Shib-AuthnContext-Decl", "HTTP_SHIB_AUTHNCONTEXT_DECL");
 158         app.clearHeader(request, "Shib-Assertion-Count", "HTTP_SHIB_ASSERTION_COUNT");
 159         app.clearAttributeHeaders(request);
 160         request.clearHeader("REMOTE_USER", "HTTP_REMOTE_USER");
 161     }
 162 };
 163
 164 void SHIBSP_API shibsp::registerServiceProviders()
 165 {
 166     SPConfig::getConfig().ServiceProviderManager.registerFactory(XML_SERVICE_PROVIDER, XMLServiceProviderFactory);
 167 }
 168
 169 ServiceProvider::ServiceProvider()
 170 {
 171     m_authTypes.insert("shibboleth");
 172 }
 173
 174 ServiceProvider::~ServiceProvider()
 175 {
 176 }
 177
 178 #ifndef SHIBSP_LITE
 179 SecurityPolicyProvider* ServiceProvider::getSecurityPolicyProvider(bool required) const
 180 {
 181     if (required)
 182         throw ConfigurationException("No SecurityPolicyProvider available.");
 183     return nullptr;
 184 }
 185 #endif
 186
 187 Remoted* ServiceProvider::regListener(const char* address, Remoted* listener)
 188 {
 189     Remoted* ret = nullptr;
 190     map<string,Remoted*>::const_iterator i = m_listenerMap.find(address);
 191     if (i != m_listenerMap.end())
 192         ret = i->second;
 193     m_listenerMap[address] = listener;
 194     Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").info("registered remoted message endpoint (%s)",address);
 195     return ret;
 196 }
 197
 198 bool ServiceProvider::unregListener(const char* address, Remoted* current, Remoted* restore)
 199 {
 200     map<string,Remoted*>::const_iterator i = m_listenerMap.find(address);
 201     if (i != m_listenerMap.end() && i->second == current) {
 202         if (restore)
 203             m_listenerMap[address] = restore;
 204         else
 205             m_listenerMap.erase(address);
 206         Category::getInstance(SHIBSP_LOGCAT".ServiceProvider").info("unregistered remoted message endpoint (%s)",address);
 207         return true;
 208     }
 209     return false;
 210 }
 211
 212 Remoted* ServiceProvider::lookupListener(const char *address) const
 213 {
 214     map<string,Remoted*>::const_iterator i = m_listenerMap.find(address);
 215     return (i == m_listenerMap.end()) ? nullptr : i->second;
 216 }
 217
 218 pair<bool,long> ServiceProvider::doAuthentication(SPRequest& request, bool handler) const
 219 {
 220 #ifdef _DEBUG
 221     xmltooling::NDC ndc("doAuthentication");
 222 #endif
 223     Category& log = Category::getInstance(SHIBSP_LOGCAT".ServiceProvider");
 224
 225     const Application* app = nullptr;
 226     string targetURL = request.getRequestURL();
 227
 228     try {
 229         RequestMapper::Settings settings = request.getRequestSettings();
 230         app = &(request.getApplication());
 231
 232         // If not SSL, check to see if we should block or redirect it.
 233         if (!request.isSecure()) {
 234             pair<bool,const char*> redirectToSSL = settings.first->getString("redirectToSSL");
 235             if (redirectToSSL.first) {
 236 #ifdef HAVE_STRCASECMP
 237                 if (!strcasecmp("GET",request.getMethod()) || !strcasecmp("HEAD",request.getMethod())) {
 238 #else
 239                 if (!stricmp("GET",request.getMethod()) || !stricmp("HEAD",request.getMethod())) {
 240 #endif
 241                     // Compute the new target URL
 242                     string redirectURL = string("https://") + request.getHostname();
 243                     if (strcmp(redirectToSSL.second,"443")) {
 244                         redirectURL = redirectURL + ':' + redirectToSSL.second;
 245                     }
 246                     redirectURL += request.getRequestURI();
 247                     return make_pair(true, request.sendRedirect(redirectURL.c_str()));
 248                 }
 249                 else {
 250                     TemplateParameters tp;
 251                     tp.m_map["requestURL"] = targetURL.substr(0,targetURL.find('?'));
 252                     return make_pair(true, sendError(log, request, app, "ssl", tp, false));
 253                 }
 254             }
 255         }
 256
 257         const char* handlerURL=request.getHandlerURL(targetURL.c_str());
 258         if (!handlerURL)
 259             throw ConfigurationException("Cannot determine handler from resource URL, check configuration.");
 260
 261         // If the request URL contains the handler base URL for this application, either dispatch
 262         // directly (mainly Apache 2.0) or just pass back control.
 263         if (boost::contains(targetURL, handlerURL)) {
 264             if (handler)
 265                 return doHandler(request);
 266             else
 267                 return make_pair(true, request.returnOK());
 268         }
 269
 270         // Three settings dictate how to proceed.
 271         pair<bool,const char*> authType = settings.first->getString("authType");
 272         pair<bool,bool> requireSession = settings.first->getBool("requireSession");
 273         pair<bool,const char*> requireSessionWith = settings.first->getString("requireSessionWith");
 274
 275         // If no session is required AND the AuthType (an Apache-derived concept) isn't recognized,
 276         // then we ignore this request and consider it unprotected. Apache might lie to us if
 277         // ShibBasicHijack is on, but that's up to it.
 278         if ((!requireSession.first || !requireSession.second) && !requireSessionWith.first &&
 279                 (!authType.first || m_authTypes.find(boost::to_lower_copy(string(authType.second))) == m_authTypes.end()))
 280             return make_pair(true, request.returnDecline());
 281
 282         // Fix for secadv 20050901
 283         clearHeaders(request);
 284
 285         Session* session = nullptr;
 286         try {
 287             session = request.getSession();
 288         }
 289         catch (exception& e) {
 290             log.warn("error during session lookup: %s", e.what());
 291             // If it's not a retryable session failure, we throw to the outer handler for reporting.
 292             if (dynamic_cast<opensaml::RetryableProfileException*>(&e) == nullptr)
 293                 throw;
 294         }
 295
 296         if (!session) {
 297             // No session.  Maybe that's acceptable?
 298             if ((!requireSession.first || !requireSession.second) && !requireSessionWith.first)
 299                 return make_pair(true, request.returnOK());
 300
 301             // No session, but we require one. Initiate a new session using the indicated method.
 302             const SessionInitiator* initiator=nullptr;
 303             if (requireSessionWith.first) {
 304                 initiator=app->getSessionInitiatorById(requireSessionWith.second);
 305                 if (!initiator) {
 306                     throw ConfigurationException(
 307                         "No session initiator found with id ($1), check requireSessionWith command.", params(1,requireSessionWith.second)
 308                         );
 309                 }
 310             }
 311             else {
 312                 initiator=app->getDefaultSessionInitiator();
 313                 if (!initiator)
 314                     throw ConfigurationException("No default session initiator found, check configuration.");
 315             }
 316
 317             return initiator->run(request, false);
 318         }
 319
 320         request.setAuthType(authType.second);
 321
 322         // We're done.  Everything is okay.  Nothing to report.  Nothing to do..
 323         // Let the caller decide how to proceed.
 324         log.debug("doAuthentication succeeded");
 325         return make_pair(false,0L);
 326     }
 327     catch (exception& e) {
 328         request.log(SPRequest::SPError, e.what());
 329         TemplateParameters tp(&e);
 330         tp.m_map["requestURL"] = targetURL.substr(0,targetURL.find('?'));
 331         return make_pair(true,sendError(log, request, app, "session", tp));
 332     }
 333 }
 334
 335 pair<bool,long> ServiceProvider::doAuthorization(SPRequest& request) const
 336 {
 337 #ifdef _DEBUG
 338     xmltooling::NDC ndc("doAuthorization");
 339 #endif
 340     Category& log = Category::getInstance(SHIBSP_LOGCAT".ServiceProvider");
 341
 342     const Application* app = nullptr;
 343     const Session* session = nullptr;
 344     string targetURL = request.getRequestURL();
 345
 346     try {
 347         RequestMapper::Settings settings = request.getRequestSettings();
 348         app = &(request.getApplication());
 349
 350         // Three settings dictate how to proceed.
 351         pair<bool,const char*> authType = settings.first->getString("authType");
 352         pair<bool,bool> requireSession = settings.first->getBool("requireSession");
 353         pair<bool,const char*> requireSessionWith = settings.first->getString("requireSessionWith");
 354
 355         // If no session is required AND the AuthType (an Apache-derived concept) isn't recognized,
 356         // then we ignore this request and consider it unprotected. Apache might lie to us if
 357         // ShibBasicHijack is on, but that's up to it.
 358         if ((!requireSession.first || !requireSession.second) && !requireSessionWith.first &&
 359                 (!authType.first || m_authTypes.find(boost::to_lower_copy(string(authType.second))) == m_authTypes.end()))
 360             return make_pair(true, request.returnDecline());
 361
 362         // Do we have an access control plugin?
 363         if (settings.second) {
 364             try {
 365                 session = request.getSession(false);
 366             }
 367             catch (exception& e) {
 368                 log.warn("unable to obtain session to pass to access control provider: %s", e.what());
 369             }
 370
 371             Locker acllock(settings.second);
 372             switch (settings.second->authorized(request, session)) {
 373                 case AccessControl::shib_acl_true:
 374                     log.debug("access control provider granted access");
 375                     return make_pair(true, request.returnOK());
 376
 377                 case AccessControl::shib_acl_false:
 378                 {
 379                     log.warn("access control provider denied access");
 380                     TemplateParameters tp(nullptr, nullptr, session);
 381                     tp.m_map["requestURL"] = targetURL;
 382                     return make_pair(true, sendError(log, request, app, "access", tp, false));
 383                 }
 384
 385                 default:
 386                     // Use the "DECLINE" interface to signal we don't know what to do.
 387                     return make_pair(true, request.returnDecline());
 388             }
 389         }
 390         else {
 391             return make_pair(true, request.returnDecline());
 392         }
 393     }
 394     catch (exception& e) {
 395         request.log(SPRequest::SPError, e.what());
 396         TemplateParameters tp(&e, nullptr, session);
 397         tp.m_map["requestURL"] = targetURL.substr(0,targetURL.find('?'));
 398         return make_pair(true,sendError(log, request, app, "access", tp));
 399     }
 400 }
 401
 402 pair<bool,long> ServiceProvider::doExport(SPRequest& request, bool requireSession) const
 403 {
 404 #ifdef _DEBUG
 405     xmltooling::NDC ndc("doExport");
 406 #endif
 407     Category& log = Category::getInstance(SHIBSP_LOGCAT".ServiceProvider");
 408
 409     const Application* app = nullptr;
 410     const Session* session = nullptr;
 411     string targetURL = request.getRequestURL();
 412
 413     try {
 414         RequestMapper::Settings settings = request.getRequestSettings();
 415         app = &(request.getApplication());
 416
 417         try {
 418             session = request.getSession(false);
 419         }
 420         catch (exception& e) {
 421             log.warn("unable to obtain session to export to request: %s", e.what());
 422                 // If we have to have a session, then this is a fatal error.
 423                 if (requireSession)
 424                         throw;
 425         }
 426
 427                 // Still no data?
 428         if (!session) {
 429                 if (requireSession)
 430                 throw opensaml::RetryableProfileException("Unable to obtain session to export to request.");
 431                 else
 432                         return make_pair(false, 0L);    // just bail silently
 433         }
 434
 435                 pair<bool,const char*> enc = settings.first->getString("encoding");
 436                 if (enc.first && strcmp(enc.second, "URL"))
 437                         throw ConfigurationException("Unsupported value for 'encoding' content setting ($1).", params(1,enc.second));
 438
 439         const URLEncoder* encoder = XMLToolingConfig::getConfig().getURLEncoder();
 440
 441         app->setHeader(request, "Shib-Application-ID", app->getId());
 442         app->setHeader(request, "Shib-Session-ID", session->getID());
 443
 444         // Check for export of "standard" variables.
 445         // A 3.0 release would switch this default to false and rely solely on the
 446         // Assertion extractor plugin and ship out of the box with the same defaults.
 447         pair<bool,bool> stdvars = settings.first->getBool("exportStdVars");
 448         if (!stdvars.first || stdvars.second) {
 449             const char* hval = session->getEntityID();
 450             if (hval)
 451                 app->setHeader(request, "Shib-Identity-Provider", hval);
 452             hval = session->getAuthnInstant();
 453             if (hval)
 454                 app->setHeader(request, "Shib-Authentication-Instant", hval);
 455             hval = session->getAuthnContextClassRef();
 456             if (hval) {
 457                 app->setHeader(request, "Shib-Authentication-Method", hval);
 458                 app->setHeader(request, "Shib-AuthnContext-Class", hval);
 459             }
 460             hval = session->getAuthnContextDeclRef();
 461             if (hval)
 462                 app->setHeader(request, "Shib-AuthnContext-Decl", hval);
 463             hval = session->getSessionIndex();
 464             if (hval)
 465                 app->setHeader(request, "Shib-Session-Index", hval);
 466         }
 467
 468         // Maybe export the assertion keys.
 469         pair<bool,bool> exp = settings.first->getBool("exportAssertion");
 470         if (exp.first && exp.second) {
 471             const PropertySet* sessions = app->getPropertySet("Sessions");
 472             pair<bool,const char*> exportLocation = sessions ? sessions->getString("exportLocation") : pair<bool,const char*>(false,nullptr);
 473             if (!exportLocation.first)
 474                 log.warn("can't export assertions without an exportLocation Sessions property");
 475             else {
 476                 string exportName = "Shib-Assertion-00";
 477                 string baseURL;
 478                 if (!strncmp(exportLocation.second, "http", 4))
 479                     baseURL = exportLocation.second;
 480                 else
 481                     baseURL = string(request.getHandlerURL(targetURL.c_str())) + exportLocation.second;
 482                 baseURL = baseURL + "?key=" + session->getID() + "&ID=";
 483                 const vector<const char*>& tokens = session->getAssertionIDs();
 484                 vector<const char*>::size_type count = 0;
 485                 for (vector<const char*>::const_iterator tokenids = tokens.begin(); tokenids!=tokens.end(); ++tokenids) {
 486                     count++;
 487                     *(exportName.rbegin()) = '0' + (count%10);
 488                     *(++exportName.rbegin()) = '0' + (count/10);
 489                     string fullURL = baseURL + encoder->encode(*tokenids);
 490                     app->setHeader(request, exportName.c_str(), fullURL.c_str());
 491                 }
 492                 app->setHeader(request, "Shib-Assertion-Count", exportName.c_str() + 15);
 493             }
 494         }
 495
 496         // Export the attributes.
 497         const multimap<string,const Attribute*>& attributes = session->getIndexedAttributes();
 498         for (multimap<string,const Attribute*>::const_iterator a = attributes.begin(); a != attributes.end(); ++a) {
 499             if (a->second->isInternal())
 500                 continue;
 501             string header(app->getSecureHeader(request, a->first.c_str()));
 502             const vector<string>& vals = a->second->getSerializedValues();
 503             for (vector<string>::const_iterator v = vals.begin(); v != vals.end(); ++v) {
 504                 if (!header.empty())
 505                     header += ";";
 506                                 if (enc.first) {
 507                                         // If URL-encoding, any semicolons will get escaped anyway.
 508                                         header += encoder->encode(v->c_str());
 509                                 }
 510                                 else {
 511                                         string::size_type pos = v->find_first_of(';', string::size_type(0));
 512                                         if (pos != string::npos) {
 513                                                 string value(*v);
 514                                                 for (; pos != string::npos; pos = value.find_first_of(';', pos)) {
 515                                                         value.insert(pos, "\\");
 516                                                         pos += 2;
 517                                                 }
 518                                                 header += value;
 519                                         }
 520                                         else {
 521                                                 header += (*v);
 522                                         }
 523                                 }
 524             }
 525             app->setHeader(request, a->first.c_str(), header.c_str());
 526         }
 527
 528         // Check for REMOTE_USER.
 529         bool remoteUserSet = false;
 530         const vector<string>& rmids = app->getRemoteUserAttributeIds();
 531         for (vector<string>::const_iterator rmid = rmids.begin(); !remoteUserSet && rmid != rmids.end(); ++rmid) {
 532             pair<multimap<string,const Attribute*>::const_iterator,multimap<string,const Attribute*>::const_iterator> matches =
 533                 attributes.equal_range(*rmid);
 534             for (; matches.first != matches.second; ++matches.first) {
 535                 const vector<string>& vals = matches.first->second->getSerializedValues();
 536                 if (!vals.empty()) {
 537                                         if (enc.first)
 538                                                 request.setRemoteUser(encoder->encode(vals.front().c_str()).c_str());
 539                                         else
 540                                                 request.setRemoteUser(vals.front().c_str());
 541                     remoteUserSet = true;
 542                     break;
 543                 }
 544             }
 545         }
 546
 547         return make_pair(false,0L);
 548     }
 549     catch (exception& e) {
 550         request.log(SPRequest::SPError, e.what());
 551         TemplateParameters tp(&e, nullptr, session);
 552         tp.m_map["requestURL"] = targetURL.substr(0,targetURL.find('?'));
 553         return make_pair(true,sendError(log, request, app, "session", tp));
 554     }
 555 }
 556
 557 pair<bool,long> ServiceProvider::doHandler(SPRequest& request) const
 558 {
 559 #ifdef _DEBUG
 560     xmltooling::NDC ndc("doHandler");
 561 #endif
 562     Category& log = Category::getInstance(SHIBSP_LOGCAT".ServiceProvider");
 563
 564     const Application* app = nullptr;
 565     string targetURL = request.getRequestURL();
 566
 567     try {
 568         RequestMapper::Settings settings = request.getRequestSettings();
 569         app = &(request.getApplication());
 570
 571         // If not SSL, check to see if we should block or redirect it.
 572         if (!request.isSecure()) {
 573             pair<bool,const char*> redirectToSSL = settings.first->getString("redirectToSSL");
 574             if (redirectToSSL.first) {
 575 #ifdef HAVE_STRCASECMP
 576                 if (!strcasecmp("GET",request.getMethod()) || !strcasecmp("HEAD",request.getMethod())) {
 577 #else
 578                 if (!stricmp("GET",request.getMethod()) || !stricmp("HEAD",request.getMethod())) {
 579 #endif
 580                     // Compute the new target URL
 581                     string redirectURL = string("https://") + request.getHostname();
 582                     if (strcmp(redirectToSSL.second,"443")) {
 583                         redirectURL = redirectURL + ':' + redirectToSSL.second;
 584                     }
 585                     redirectURL += request.getRequestURI();
 586                     return make_pair(true, request.sendRedirect(redirectURL.c_str()));
 587                 }
 588                 else {
 589                     TemplateParameters tp;
 590                     tp.m_map["requestURL"] = targetURL.substr(0,targetURL.find('?'));
 591                     return make_pair(true,sendError(log, request, app, "ssl", tp, false));
 592                 }
 593             }
 594         }
 595
 596         const char* handlerURL = request.getHandlerURL(targetURL.c_str());
 597         if (!handlerURL)
 598             throw ConfigurationException("Cannot determine handler from resource URL, check configuration.");
 599
 600         // Make sure we only process handler requests.
 601         if (!boost::contains(targetURL, handlerURL))
 602             return make_pair(true, request.returnDecline());
 603
 604         const PropertySet* sessionProps = app->getPropertySet("Sessions");
 605         if (!sessionProps)
 606             throw ConfigurationException("Unable to map request to application session settings, check configuration.");
 607
 608         // Process incoming request.
 609         pair<bool,bool> handlerSSL = sessionProps->getBool("handlerSSL");
 610
 611         // Make sure this is SSL, if it should be
 612         if ((!handlerSSL.first || handlerSSL.second) && !request.isSecure())
 613             throw opensaml::FatalProfileException("Blocked non-SSL access to Shibboleth handler.");
 614
 615         // We dispatch based on our path info. We know the request URL begins with or equals the handler URL,
 616         // so the path info is the next character (or null).
 617         const Handler* handler = app->getHandler(targetURL.c_str() + strlen(handlerURL));
 618         if (!handler)
 619             throw ConfigurationException("Shibboleth handler invoked at an unconfigured location.");
 620
 621         pair<bool,long> hret = handler->run(request);
 622
 623         // Did the handler run successfully?
 624         if (hret.first)
 625             return hret;
 626
 627         throw ConfigurationException("Configured Shibboleth handler failed to process the request.");
 628     }
 629     catch (exception& e) {
 630         request.log(SPRequest::SPError, e.what());
 631         const Session* session = nullptr;
 632         try {
 633             session = request.getSession(false, true);
 634         }
 635         catch (exception&) {
 636         }
 637         TemplateParameters tp(&e, nullptr, session);
 638         tp.m_map["requestURL"] = targetURL.substr(0, targetURL.find('?'));
 639         tp.m_request = &request;
 640         return make_pair(true, sendError(log, request, app, "session", tp));
 641     }
 642 }