/*
- * Copyright 2001-2007 Internet2
+ * Copyright 2001-2009 Internet2
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
/**
* SAML1POSTDecoder.cpp
*
- * SAML 1.x POST binding/profile message decoder
+ * SAML 1.x POST binding/profile message decoder.
*/
#include "internal.h"
#include "exceptions.h"
-#include "binding/MessageDecoder.h"
+#include "binding/SecurityPolicy.h"
+#include "saml1/binding/SAML1MessageDecoder.h"
#include "saml1/core/Assertions.h"
#include "saml1/core/Protocols.h"
#include "saml2/metadata/Metadata.h"
#include "saml2/metadata/MetadataProvider.h"
-#include <log4cpp/Category.hh>
+#include <xercesc/framework/MemBufInputSource.hpp>
+#include <xercesc/framework/Wrapper4InputSource.hpp>
#include <xercesc/util/Base64.hpp>
+#include <xmltooling/logging.h>
+#include <xmltooling/XMLToolingConfig.h>
#include <xmltooling/io/HTTPRequest.h>
#include <xmltooling/util/NDC.h>
+#include <xmltooling/util/ParserPool.h>
#include <xmltooling/validation/ValidatorSuite.h>
using namespace opensaml::saml2md;
using namespace opensaml::saml1p;
using namespace opensaml::saml1;
using namespace opensaml;
+using namespace xmltooling::logging;
using namespace xmltooling;
-using namespace log4cpp;
using namespace std;
namespace opensaml {
namespace saml1p {
- class SAML_DLLLOCAL SAML1POSTDecoder : public MessageDecoder
+ class SAML_DLLLOCAL SAML1POSTDecoder : public SAML1MessageDecoder
{
public:
- SAML1POSTDecoder(const DOMElement* e) {}
+ SAML1POSTDecoder() {}
virtual ~SAML1POSTDecoder() {}
-
+
+ const char* getShortName() const {
+ return "POST";
+ }
+
xmltooling::XMLObject* decode(
std::string& relayState,
const GenericRequest& genericRequest,
) const;
};
- MessageDecoder* SAML_DLLLOCAL SAML1POSTDecoderFactory(const DOMElement* const & e)
+ MessageDecoder* SAML_DLLLOCAL SAML1POSTDecoderFactory(const pair<const DOMElement*,const XMLCh*>& p)
{
- return new SAML1POSTDecoder(e);
+ return new SAML1POSTDecoder();
}
};
};
log.debug("validating input");
const HTTPRequest* httpRequest=dynamic_cast<const HTTPRequest*>(&genericRequest);
- if (!httpRequest) {
- log.error("unable to cast request to HTTPRequest type");
- return NULL;
- }
+ if (!httpRequest)
+ throw BindingException("Unable to cast request object to HTTPRequest type.");
if (strcmp(httpRequest->getMethod(),"POST"))
- return NULL;
+ throw BindingException("Invalid HTTP method ($1).", params(1, httpRequest->getMethod()));
const char* samlResponse = httpRequest->getParameter("SAMLResponse");
const char* TARGET = httpRequest->getParameter("TARGET");
if (!samlResponse || !TARGET)
- return NULL;
+ throw BindingException("Request missing SAMLResponse or TARGET form parameters.");
relayState = TARGET;
- // Decode the base64 into SAML.
- unsigned int x;
+ // Decode the base64 into XML.
+ xsecsize_t x;
XMLByte* decoded=Base64::decode(reinterpret_cast<const XMLByte*>(samlResponse),&x);
if (!decoded)
throw BindingException("Unable to decode base64 in POST profile response.");
- log.debug("decoded SAML response:\n%s", decoded);
- istringstream is(reinterpret_cast<char*>(decoded));
- XMLString::release(&decoded);
-
+ log.debugStream() << "decoded SAML response:\n" << decoded << logging::eol;
+
// Parse and bind the document into an XMLObject.
+ MemBufInputSource src(decoded, x, "SAMLResponse", true);
+ Wrapper4InputSource dsrc(&src, false);
DOMDocument* doc = (policy.getValidating() ? XMLToolingConfig::getConfig().getValidatingParser()
- : XMLToolingConfig::getConfig().getParser()).parse(is);
+ : XMLToolingConfig::getConfig().getParser()).parse(dsrc);
XercesJanitor<DOMDocument> janitor(doc);
auto_ptr<XMLObject> xmlObject(XMLObjectBuilder::buildOneFromElement(doc->getDocumentElement(), true));
janitor.release();
if (!response)
throw BindingException("Decoded message was not a SAML 1.x Response.");
- if (!policy.getValidating())
- SchemaValidators.validate(xmlObject.get());
+ SchemaValidators.validate(response);
+
+ pair<bool,int> minor = response->getMinorVersion();
+ extractMessageDetails(
+ *response,
+ genericRequest,
+ (minor.first && minor.second==0) ? samlconstants::SAML10_PROTOCOL_ENUM : samlconstants::SAML11_PROTOCOL_ENUM,
+ policy
+ );
// Run through the policy.
- policy.evaluate(*response, &genericRequest);
+ policy.evaluate(*response,&genericRequest);
// Check recipient URL.
auto_ptr_char recipient(response->getRecipient());
const char* recipient2 = httpRequest->getRequestURL();
+ const char* delim = strchr(recipient2, '?');
if (!recipient.get() || !*(recipient.get())) {
log.error("response missing Recipient attribute");
throw BindingException("SAML response did not contain Recipient attribute identifying intended destination.");
}
- else if (!recipient2 || !*recipient2 || strcmp(recipient.get(),recipient2)) {
- log.error("POST targeted at (%s), but delivered to (%s)", recipient.get(), recipient2 ? recipient2 : "none");
+ else if ((delim && strncmp(recipient.get(), recipient2, delim - recipient2)) || (!delim && strcmp(recipient.get(),recipient2))) {
+ log.error("POST targeted at (%s), but delivered to (%s)", recipient.get(), recipient2);
throw BindingException("SAML message delivered with POST to incorrect server URL.");
}