/*
- * Copyright 2001-2005 Internet2
+ * Copyright 2001-2007 Internet2
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*/
#include "internal.h"
-#include "security/X509TrustEngine.h"
+#include "security/OpenSSLTrustEngine.h"
#include "signature/SignatureValidator.h"
#include "util/NDC.h"
#include <log4cpp/Category.hh>
#include <xercesc/util/XMLUniDefs.hpp>
+#include <xsec/enc/OpenSSL/OpenSSLCryptoKeyDSA.hpp>
+#include <xsec/enc/OpenSSL/OpenSSLCryptoKeyRSA.hpp>
#include <xsec/enc/OpenSSL/OpenSSLCryptoX509.hpp>
using namespace xmlsignature;
using namespace std;
namespace xmltooling {
- class XMLTOOL_DLLLOCAL ExplicitKeyTrustEngine : public X509TrustEngine
+ class XMLTOOL_DLLLOCAL ExplicitKeyTrustEngine : public OpenSSLTrustEngine
{
public:
- ExplicitKeyTrustEngine(const DOMElement* e) : X509TrustEngine(e) {}
+ ExplicitKeyTrustEngine(const DOMElement* e) : OpenSSLTrustEngine(e) {}
virtual ~ExplicitKeyTrustEngine() {}
virtual bool validate(
Signature& sig,
- TrustEngine::KeyInfoIterator& keyInfoSource,
+ const KeyInfoSource& keyInfoSource,
+ const KeyResolver* keyResolver=NULL
+ ) const;
+ virtual bool validate(
+ const XMLCh* sigAlgorithm,
+ const char* sig,
+ KeyInfo* keyInfo,
+ const char* in,
+ unsigned int in_len,
+ const KeyInfoSource& keyInfoSource,
const KeyResolver* keyResolver=NULL
) const;
virtual bool validate(
XSECCryptoX509* certEE,
const vector<XSECCryptoX509*>& certChain,
- TrustEngine::KeyInfoIterator& keyInfoSource,
+ const KeyInfoSource& keyInfoSource,
bool checkName=true,
const KeyResolver* keyResolver=NULL
) const;
virtual bool validate(
- const XMLCh* sigAlgorithm,
- const char* sig,
- KeyInfo* keyInfo,
- const char* in,
- unsigned int in_len,
- KeyInfoIterator& keyInfoSource,
+ X509* certEE,
+ STACK_OF(X509)* certChain,
+ const KeyInfoSource& keyInfoSource,
+ bool checkName=true,
const KeyResolver* keyResolver=NULL
) const;
};
bool ExplicitKeyTrustEngine::validate(
Signature& sig,
- TrustEngine::KeyInfoIterator& keyInfoSource,
+ const KeyInfoSource& keyInfoSource,
const KeyResolver* keyResolver
) const
{
#endif
Category& log=Category::getInstance(XMLTOOLING_LOGCAT".TrustEngine");
- if (!keyInfoSource.hasNext()) {
+ auto_ptr<KeyInfoIterator> keyInfoIter(keyInfoSource.getKeyInfoIterator());
+ if (!keyInfoIter->hasNext()) {
log.warn("unable to validate signature, no key information available for peer");
return false;
}
log.debug("attempting to validate signature with the key information for peer");
SignatureValidator sigValidator;
- while (keyInfoSource.hasNext()) {
- XSECCryptoKey* key = (keyResolver ? keyResolver : m_keyResolver)->resolveKey(keyInfoSource.next());
+ while (keyInfoIter->hasNext()) {
+ XSECCryptoKey* key = (keyResolver ? keyResolver : m_keyResolver)->resolveKey(keyInfoIter->next());
if (key) {
log.debug("attempting to validate signature with public key...");
try {
KeyInfo* keyInfo,
const char* in,
unsigned int in_len,
- KeyInfoIterator& keyInfoSource,
+ const KeyInfoSource& keyInfoSource,
const KeyResolver* keyResolver
) const
{
#endif
Category& log=Category::getInstance(XMLTOOLING_LOGCAT".TrustEngine");
- if (!keyInfoSource.hasNext()) {
+ auto_ptr<KeyInfoIterator> keyInfoIter(keyInfoSource.getKeyInfoIterator());
+ if (!keyInfoIter->hasNext()) {
log.warn("unable to validate signature, no key information available for peer");
return false;
}
log.debug("attempting to validate signature with the key information for peer");
- while (keyInfoSource.hasNext()) {
- auto_ptr<XSECCryptoKey> key((keyResolver ? keyResolver : m_keyResolver)->resolveKey(keyInfoSource.next()));
+ while (keyInfoIter->hasNext()) {
+ auto_ptr<XSECCryptoKey> key((keyResolver ? keyResolver : m_keyResolver)->resolveKey(keyInfoIter->next()));
if (key.get()) {
log.debug("attempting to validate signature with public key...");
try {
bool ExplicitKeyTrustEngine::validate(
XSECCryptoX509* certEE,
const vector<XSECCryptoX509*>& certChain,
- TrustEngine::KeyInfoIterator& keyInfoSource,
+ const KeyInfoSource& keyInfoSource,
+ bool checkName,
+ const KeyResolver* keyResolver
+ ) const
+{
+ if (!certEE) {
+#ifdef _DEBUG
+ NDC ndc("validate");
+#endif
+ Category::getInstance(XMLTOOLING_LOGCAT".TrustEngine").error("unable to validate, end-entity certificate was null");
+ return false;
+ }
+ else if (certEE->getProviderName()!=DSIGConstants::s_unicodeStrPROVOpenSSL) {
+#ifdef _DEBUG
+ NDC ndc("validate");
+#endif
+ Category::getInstance(XMLTOOLING_LOGCAT".TrustEngine").error("only the OpenSSL XSEC provider is supported");
+ return false;
+ }
+
+ return validate(static_cast<OpenSSLCryptoX509*>(certEE)->getOpenSSLX509(), NULL, keyInfoSource, checkName, keyResolver);
+}
+
+bool ExplicitKeyTrustEngine::validate(
+ X509* certEE,
+ STACK_OF(X509)* certChain,
+ const KeyInfoSource& keyInfoSource,
bool checkName,
const KeyResolver* keyResolver
) const
log.error("unable to validate, end-entity certificate was null");
return false;
}
- else if (certEE->getProviderName()!=DSIGConstants::s_unicodeStrPROVOpenSSL) {
- log.error("only the OpenSSL XSEC provider is supported");
- return false;
- }
- else if (!keyInfoSource.hasNext()) {
+
+ auto_ptr<KeyInfoIterator> keyInfoIter(keyInfoSource.getKeyInfoIterator());
+ if (!keyInfoIter->hasNext()) {
log.warn("unable to validate, no key information available for peer");
return false;
}
- // The new "basic" trust implementation relies solely on certificates living within the
- // role interface to verify the EE certificate.
+ // The "explicit" trust implementation relies solely on keys living within the
+ // peer interface to verify the EE certificate.
log.debug("attempting to match key information from peer with end-entity certificate");
- while (keyInfoSource.hasNext()) {
- KeyResolver::ResolvedCertificates resolvedCerts;
- if (0 == (keyResolver ? keyResolver : m_keyResolver)->resolveCertificates(keyInfoSource.next(),resolvedCerts)) {
- log.debug("key information does not resolve to a certificate, skipping it");
- continue;
- }
+ while (keyInfoIter->hasNext()) {
+ auto_ptr<XSECCryptoKey> key((keyResolver ? keyResolver : m_keyResolver)->resolveKey(keyInfoIter->next()));
+ if (key.get()) {
+ log.debug("checking if peer key matches end-entity certificate");
+ if (key->getProviderName()!=DSIGConstants::s_unicodeStrPROVOpenSSL) {
+ log.error("only the OpenSSL XSEC provider is supported");
+ continue;
+ }
+ switch (key->getKeyType()) {
+ case XSECCryptoKey::KEY_RSA_PUBLIC:
+ {
+ RSA* rsa = static_cast<OpenSSLCryptoKeyRSA*>(key.get())->getOpenSSLRSA();
+ EVP_PKEY* evp = certEE->cert_info->key->pkey;
+ if (rsa && evp && evp->type == EVP_PKEY_RSA &&
+ BN_cmp(rsa->n,evp->pkey.rsa->n) == 0 && BN_cmp(rsa->e,evp->pkey.rsa->e) != 0) {
+ log.info("end-entity certificate matches peer RSA key information");
+ return true;
+ }
+ break;
+ }
+
+ case XSECCryptoKey::KEY_DSA_PUBLIC:
+ {
+ DSA* dsa = static_cast<OpenSSLCryptoKeyDSA*>(key.get())->getOpenSSLDSA();
+ EVP_PKEY* evp = certEE->cert_info->key->pkey;
+ if (dsa && evp && evp->type == EVP_PKEY_DSA && BN_cmp(dsa->pub_key,evp->pkey.dsa->pub_key) == 0) {
+ log.info("end-entity certificate matches peer DSA key information");
+ return true;
+ }
+ break;
+ }
- log.debug("checking if certificates contained within key information match end-entity certificate");
- if (resolvedCerts.v().front()->getProviderName()!=DSIGConstants::s_unicodeStrPROVOpenSSL) {
- log.error("only the OpenSSL XSEC provider is supported");
- continue;
+ default:
+ log.warn("unknown peer key type, skipping...");
+ }
}
- else if (!X509_cmp(static_cast<OpenSSLCryptoX509*>(certEE)->getOpenSSLX509(),static_cast<OpenSSLCryptoX509*>(resolvedCerts.v().front())->getOpenSSLX509())) {
- log.info("end-entity certificate matches certificate from peer key information");
- return true;
+ else {
+ log.debug("key information does not resolve to a public key, skipping it");
}
}
- log.debug("no certificates within this peer's key information matched the given end-entity certificate");
+ log.debug("no keys within this peer's key information matched the given end-entity certificate");
return false;
}