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 * SAML1SOAPDecoder.cpp
20 * SAML 1.x SOAP binding message decoder
24 #include "exceptions.h"
25 #include "binding/SecurityPolicy.h"
26 #include "saml1/binding/SAML1MessageDecoder.h"
27 #include "saml1/core/Protocols.h"
29 #include <xmltooling/logging.h>
30 #include <xmltooling/XMLToolingConfig.h>
31 #include <xmltooling/io/GenericRequest.h>
32 #include <xmltooling/soap/SOAP.h>
33 #include <xmltooling/util/NDC.h>
34 #include <xmltooling/validation/ValidatorSuite.h>
36 using namespace opensaml::saml1p;
37 using namespace opensaml;
38 using namespace soap11;
39 using namespace xmltooling::logging;
40 using namespace xmltooling;
45 class SAML_DLLLOCAL SAML1SOAPDecoder : public SAML1MessageDecoder
49 virtual ~SAML1SOAPDecoder() {}
51 bool isUserAgentPresent() const {
55 xmltooling::XMLObject* decode(
56 std::string& relayState,
57 const GenericRequest& genericRequest,
58 SecurityPolicy& policy
62 MessageDecoder* SAML_DLLLOCAL SAML1SOAPDecoderFactory(const pair<const DOMElement*,const XMLCh*>& p)
64 return new SAML1SOAPDecoder();
69 XMLObject* SAML1SOAPDecoder::decode(
71 const GenericRequest& genericRequest,
72 SecurityPolicy& policy
76 xmltooling::NDC ndc("decode");
78 Category& log = Category::getInstance(SAML_LOGCAT".MessageDecoder.SAML1SOAP");
80 log.debug("validating input");
81 string s = genericRequest.getContentType();
82 if (s.find("text/xml") == string::npos) {
83 log.warn("ignoring incorrect content type (%s)", s.c_str() ? s.c_str() : "none");
84 throw BindingException("Invalid content type for SOAP message.");
87 const char* data = genericRequest.getRequestBody();
89 throw BindingException("SOAP message had an empty request body.");
90 log.debug("received message:\n%s", data);
91 istringstream is(data);
93 // Parse and bind the document into an XMLObject.
94 DOMDocument* doc = (policy.getValidating() ? XMLToolingConfig::getConfig().getValidatingParser()
95 : XMLToolingConfig::getConfig().getParser()).parse(is);
96 XercesJanitor<DOMDocument> janitor(doc);
97 auto_ptr<XMLObject> xmlObject(XMLObjectBuilder::buildOneFromElement(doc->getDocumentElement(), true));
100 Envelope* env = dynamic_cast<Envelope*>(xmlObject.get());
102 throw BindingException("Decoded message was not a SOAP 1.1 Envelope.");
104 SchemaValidators.validate(env);
106 Body* body = env->getBody();
107 if (body && body->hasChildren()) {
108 Request* request = dynamic_cast<Request*>(body->getUnknownXMLObjects().front());
110 // Run through the policy at two layers.
111 pair<bool,int> minor = request->getMinorVersion();
112 extractMessageDetails(
115 (minor.first && minor.second==0) ? samlconstants::SAML10_PROTOCOL_ENUM : samlconstants::SAML11_PROTOCOL_ENUM,
118 policy.evaluate(*env,&genericRequest);
120 // Reset, extract, and run again.
122 extractMessageDetails(
125 (minor.first && minor.second==0) ? samlconstants::SAML10_PROTOCOL_ENUM : samlconstants::SAML11_PROTOCOL_ENUM,
128 policy.evaluate(*request,&genericRequest);
130 body->detach(); // frees Envelope
131 request->detach(); // frees Body
136 throw BindingException("SOAP Envelope did not contain a SAML 1.x Request.");