2 * Copyright 2001-2010 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 * ChainingSessionInitiator.cpp
20 * Chains together multiple SessionInitiator handlers in sequence.
24 #include "exceptions.h"
25 #include "handler/AbstractHandler.h"
26 #include "handler/SessionInitiator.h"
27 #include "util/SPConstants.h"
29 #include <xercesc/util/XMLUniDefs.hpp>
30 #include <xmltooling/util/XMLHelper.h>
32 using namespace shibsp;
33 using namespace xmltooling;
38 #if defined (_MSC_VER)
39 #pragma warning( push )
40 #pragma warning( disable : 4250 )
43 class SHIBSP_DLLLOCAL ChainingSessionInitiator : public SessionInitiator, public AbstractHandler
46 ChainingSessionInitiator(const DOMElement* e, const char* appId);
47 virtual ~ChainingSessionInitiator() {
48 for_each(m_handlers.begin(), m_handlers.end(), xmltooling::cleanup<SessionInitiator>());
51 pair<bool,long> run(SPRequest& request, string& entityID, bool isHandler=true) const;
54 void generateMetadata(opensaml::saml2md::SPSSODescriptor& role, const char* handlerURL) const {
55 SessionInitiator::generateMetadata(role, handlerURL);
56 for (vector<SessionInitiator*>::const_iterator i = m_handlers.begin(); i!=m_handlers.end(); ++i)
57 (*i)->generateMetadata(role, handlerURL);
62 vector<SessionInitiator*> m_handlers;
65 #if defined (_MSC_VER)
66 #pragma warning( pop )
69 static const XMLCh _SessionInitiator[] = UNICODE_LITERAL_16(S,e,s,s,i,o,n,I,n,i,t,i,a,t,o,r);
70 static const XMLCh _type[] = UNICODE_LITERAL_4(t,y,p,e);
72 class SHIBSP_DLLLOCAL SessionInitiatorNodeFilter : public DOMNodeFilter
75 #ifdef SHIBSP_XERCESC_SHORT_ACCEPTNODE
80 acceptNode(const DOMNode* node) const {
81 if (XMLHelper::isNodeNamed(node,shibspconstants::SHIB2SPCONFIG_NS,_SessionInitiator))
87 static SHIBSP_DLLLOCAL SessionInitiatorNodeFilter g_SINFilter;
89 SessionInitiator* SHIBSP_DLLLOCAL ChainingSessionInitiatorFactory(const pair<const DOMElement*,const char*>& p)
91 return new ChainingSessionInitiator(p.first, p.second);
95 ChainingSessionInitiator::ChainingSessionInitiator(const DOMElement* e, const char* appId)
96 : AbstractHandler(e, Category::getInstance(SHIBSP_LOGCAT".SessionInitiator.Chaining"), &g_SINFilter)
98 SPConfig& conf = SPConfig::getConfig();
100 // Load up the chain of handlers.
101 e = e ? XMLHelper::getFirstChildElement(e, _SessionInitiator) : nullptr;
103 auto_ptr_char type(e->getAttributeNS(nullptr,_type));
104 if (type.get() && *(type.get())) {
106 m_handlers.push_back(conf.SessionInitiatorManager.newPlugin(type.get(),make_pair(e, appId)));
107 m_handlers.back()->setParent(this);
109 catch (exception& ex) {
110 m_log.error("caught exception processing embedded SessionInitiator element: %s", ex.what());
113 e = XMLHelper::getNextSiblingElement(e, _SessionInitiator);
116 m_supportedOptions.insert("isPassive");
119 pair<bool,long> ChainingSessionInitiator::run(SPRequest& request, string& entityID, bool isHandler) const
121 if (!checkCompatibility(request, isHandler))
122 return make_pair(false,0L);
125 for (vector<SessionInitiator*>::const_iterator i = m_handlers.begin(); i!=m_handlers.end(); ++i) {
126 ret = (*i)->run(request, entityID, isHandler);
130 throw ConfigurationException("None of the configured SessionInitiators handled the request.");