/*
- * Copyright 2001-2006 Internet2
- *
+ * Copyright 2001-2010 Internet2
+ *
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
/**
* SAML1ArtifactDecoder.cpp
- *
+ *
* SAML 1.x Artifact binding/profile message decoder
*/
#include "internal.h"
#include "exceptions.h"
-#include "saml/binding/SAMLArtifact.h"
-#include "saml1/binding/SAML1ArtifactDecoder.h"
+#include "binding/SAMLArtifact.h"
+#include "binding/SecurityPolicy.h"
+#include "saml1/binding/SAML1MessageDecoder.h"
+#include "saml1/core/Protocols.h"
#include "saml2/metadata/Metadata.h"
#include "saml2/metadata/MetadataProvider.h"
-#include "security/X509TrustEngine.h"
-#include <log4cpp/Category.hh>
+#include <xmltooling/logging.h>
+#include <xmltooling/XMLToolingConfig.h>
+#include <xmltooling/io/HTTPRequest.h>
#include <xmltooling/util/NDC.h>
#include <xmltooling/util/ReplayCache.h>
using namespace opensaml::saml2md;
using namespace opensaml::saml1p;
-using namespace opensaml::saml1;
using namespace opensaml;
-using namespace xmlsignature;
+using namespace xmltooling::logging;
using namespace xmltooling;
-using namespace log4cpp;
using namespace std;
namespace opensaml {
- namespace saml1p {
- MessageDecoder* SAML_DLLLOCAL SAML1ArtifactDecoderFactory(const DOMElement* const & e)
+ namespace saml1p {
+ class SAML_DLLLOCAL SAML1ArtifactDecoder : public SAML1MessageDecoder
+ {
+ public:
+ SAML1ArtifactDecoder() {}
+ virtual ~SAML1ArtifactDecoder() {}
+
+ xmltooling::XMLObject* decode(
+ std::string& relayState,
+ const GenericRequest& genericRequest,
+ SecurityPolicy& policy
+ ) const;
+ };
+
+ MessageDecoder* SAML_DLLLOCAL SAML1ArtifactDecoderFactory(const pair<const DOMElement*,const XMLCh*>& p)
{
- return new SAML1ArtifactDecoder(e);
+ return new SAML1ArtifactDecoder();
}
};
};
-SAML1ArtifactDecoder::SAML1ArtifactDecoder(const DOMElement* e) {}
-
-SAML1ArtifactDecoder::~SAML1ArtifactDecoder() {}
-
-Response* SAML1ArtifactDecoder::decode(
+XMLObject* SAML1ArtifactDecoder::decode(
string& relayState,
- const RoleDescriptor*& issuer,
- bool& issuerTrusted,
- const HTTPRequest& httpRequest,
- const MetadataProvider* metadataProvider,
- const QName* role,
- const opensaml::TrustEngine* trustEngine
+ const GenericRequest& genericRequest,
+ SecurityPolicy& policy
) const
{
#ifdef _DEBUG
Category& log = Category::getInstance(SAML_LOGCAT".MessageDecoder.SAML1Artifact");
log.debug("validating input");
- if (strcmp(httpRequest.getMethod(),"GET"))
- return NULL;
+ const HTTPRequest* httpRequest=dynamic_cast<const HTTPRequest*>(&genericRequest);
+ if (!httpRequest)
+ throw BindingException("Unable to cast request object to HTTPRequest type.");
vector<const char*> SAMLart;
- const char* TARGET = httpRequest.getParameter("TARGET");
- if (httpRequest.getParameters("SAMLart", SAMLart)==0 || !TARGET)
- return NULL;
+ const char* TARGET = httpRequest->getParameter("TARGET");
+ if (httpRequest->getParameters("SAMLart", SAMLart)==0 || !TARGET)
+ throw BindingException("Request missing SAMLart or TARGET query string parameters.");
relayState = TARGET;
- if (!m_artifactResolver || !metadataProvider)
- throw BindingException("Artifact binding requires ArtifactResolver and MetadataProvider implementations be supplied.");
+ if (!m_artifactResolver || !policy.getMetadataProvider() || !policy.getRole())
+ throw BindingException("Artifact profile requires ArtifactResolver and MetadataProvider implementations be supplied.");
// Import the artifacts.
vector<SAMLArtifact*> artifacts;
for (vector<const char*>::const_iterator raw=SAMLart.begin(); raw!=SAMLart.end(); ++raw) {
try {
log.debug("processing encoded artifact (%s)", *raw);
-
+
// Check replay.
ReplayCache* replayCache = XMLToolingConfig::getConfig().getReplayCache();
if (replayCache) {
- if (!replayCache->check("SAML1Artifact", *raw, time(NULL) + (2*XMLToolingConfig::getConfig().clock_skew_secs))) {
+ if (!replayCache->check("SAML1Artifact", *raw, time(nullptr) + (2*XMLToolingConfig::getConfig().clock_skew_secs))) {
log.error("replay detected of artifact (%s)", *raw);
throw BindingException("Rejecting replayed artifact ($1).", params(1,*raw));
}
throw;
}
}
-
- issuer = NULL;
- issuerTrusted = false;
+
log.debug("attempting to determine source of artifact(s)...");
- const EntityDescriptor* provider=metadataProvider->getEntityDescriptor(artifacts.front());
- if (!provider) {
+ MetadataProvider::Criteria& mc = policy.getMetadataProviderCriteria();
+ mc.artifact = artifacts.front();
+ mc.role = policy.getRole();
+ mc.protocol = samlconstants::SAML11_PROTOCOL_ENUM;
+ mc.protocol2 = samlconstants::SAML10_PROTOCOL_ENUM;
+ pair<const EntityDescriptor*,const RoleDescriptor*> provider=policy.getMetadataProvider()->getEntityDescriptor(mc);
+ if (!provider.first) {
log.error(
"metadata lookup failed, unable to determine issuer of artifact (0x%s)",
SAMLArtifact::toHex(artifacts.front()->getBytes()).c_str()
for_each(artifacts.begin(), artifacts.end(), xmltooling::cleanup<SAMLArtifact>());
throw BindingException("Metadata lookup failed, unable to determine artifact issuer");
}
-
+
if (log.isDebugEnabled()) {
- auto_ptr_char issuer(provider->getEntityID());
- log.debug("lookup succeeded, artifact issued by (%s)", issuer.get());
+ auto_ptr_char issuer(provider.first->getEntityID());
+ log.debug("artifact issued by (%s)", issuer.get());
}
-
- log.debug("attempting to find artifact issuing role...");
- issuer=provider->getRoleDescriptor(*role, SAMLConstants::SAML11_PROTOCOL_ENUM);
- if (!issuer)
- issuer=provider->getRoleDescriptor(*role, SAMLConstants::SAML10_PROTOCOL_ENUM);
- if (!issuer || !dynamic_cast<const IDPSSODescriptor*>(issuer)) {
- log.error("unable to find compatible SAML role (%s) in metadata", role->toString().c_str());
+
+ if (!provider.second || !dynamic_cast<const IDPSSODescriptor*>(provider.second)) {
+ log.error("unable to find compatible SAML 1.x role (%s) in metadata", policy.getRole()->toString().c_str());
for_each(artifacts.begin(), artifacts.end(), xmltooling::cleanup<SAMLArtifact>());
- BindingException ex("Unable to find compatible metadata role for artifact issuer.");
- annotateException(&ex,provider); // throws it
+ throw BindingException("Unable to find compatible metadata role for artifact issuer.");
}
-
+ // Set Issuer for the policy.
+ policy.setIssuer(provider.first->getEntityID());
+ policy.setIssuerMetadata(provider.second);
+
try {
+ log.debug("calling ArtifactResolver...");
auto_ptr<Response> response(
- m_artifactResolver->resolve(
- issuerTrusted,
- artifacts,
- dynamic_cast<const IDPSSODescriptor&>(*issuer),
- dynamic_cast<const X509TrustEngine*>(trustEngine)
- )
+ m_artifactResolver->resolve(artifacts, dynamic_cast<const IDPSSODescriptor&>(*provider.second), policy)
);
-
- if (trustEngine && response->getSignature()) {
- issuerTrusted = trustEngine->validate(*(response->getSignature()), *issuer, metadataProvider->getKeyResolver());
- if (!issuerTrusted) {
- log.error("unable to verify signature on message with supplied trust engine");
- throw BindingException("Message signature failed verification.");
- }
- }
- else if (!issuerTrusted) {
- log.warn("unable to verify integrity of the message, leaving untrusted");
- }
-
+
+ // The policy should be enforced against the Response by the resolve step.
+
for_each(artifacts.begin(), artifacts.end(), xmltooling::cleanup<SAMLArtifact>());
return response.release();
}
- catch (XMLToolingException& ex) {
+ catch (XMLToolingException&) {
for_each(artifacts.begin(), artifacts.end(), xmltooling::cleanup<SAMLArtifact>());
- annotateException(&ex,issuer,false);
throw;
}
}