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/**
* Licensed to the University Corporation for Advanced Internet
* Development, Inc. (UCAID) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*
* UCAID licenses this file to you 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific
* language governing permissions and limitations under the License.
*/
#include "XMLObjectBaseTestCase.h"
#include <xmltooling/exceptions.h>
#include <xmltooling/security/DataSealer.h>
#include <fstream>
#include <xercesc/util/Base64.hpp>
#include <xsec/utils/XSECPlatformUtils.hpp>
class DataSealerTest : public CxxTest::TestSuite {
public:
void testStaticDataSealer() {
#ifdef XSEC_OPENSSL_HAVE_GCM
unsigned char keybuf[32];
TS_ASSERT_EQUALS(sizeof(keybuf), XSECPlatformUtils::g_cryptoProvider->getRandom(keybuf, sizeof(keybuf)));
XMLSize_t x;
XMLByte* encoded = Base64::encode(keybuf, sizeof(keybuf), &x);
TS_ASSERT_LESS_THAN(0, x);
auto_ptr_XMLCh widekey((char*)encoded);
XMLString::release((char**)&encoded);
DOMDocument* doc = XMLToolingConfig::getConfig().getParser().newDocument();
Janitor<DOMDocument> jdoc(doc);
static const XMLCh _key[] = UNICODE_LITERAL_3(k,e,y);
DOMElement* root = doc->createElementNS(nullptr, _key);
root->setAttributeNS(nullptr, _key, widekey.get());
doc->appendChild(root);
auto_ptr<DataSealerKeyStrategy> keyStrategy(
XMLToolingConfig::getConfig().DataSealerKeyStrategyManager.newPlugin(
STATIC_DATA_SEALER_KEY_STRATEGY, doc->getDocumentElement(), false
)
);
keyStrategy->lock();
pair<string,const XSECCryptoSymmetricKey*> key = keyStrategy->getDefaultKey();
TS_ASSERT_EQUALS("static", key.first);
TSM_ASSERT_EQUALS("Wrong key type", key.second->getSymmetricKeyType(), XSECCryptoSymmetricKey::KEY_AES_256);
keyStrategy->unlock();
scoped_ptr<DataSealer> sealer(new DataSealer(keyStrategy.get()));
keyStrategy.release();
string data = "this is a test";
string wrapped = sealer->wrap(data.c_str(), time(nullptr) + 500);
string unwrapped = sealer->unwrap(wrapped.c_str());
TSM_ASSERT_EQUALS("DataSealer output did not match.", data, unwrapped);
wrapped = sealer->wrap(data.c_str(), time(nullptr) - 500);
TSM_ASSERT_THROWS("DataSealer did not throw on expired data.", sealer->unwrap(wrapped.c_str()), IOException);
wrapped = sealer->wrap(data.c_str(), time(nullptr) - 500);
wrapped.insert(0, "invalid");
TSM_ASSERT_THROWS("DataSealer did not throw on wrong key label.", sealer->unwrap(wrapped.c_str()), IOException);
#endif
}
void testVersionedDataSealer() {
#ifdef XSEC_OPENSSL_HAVE_GCM
DOMDocument* doc = XMLToolingConfig::getConfig().getParser().newDocument();
Janitor<DOMDocument> jdoc(doc);
static const XMLCh _path[] = UNICODE_LITERAL_4(p, a, t, h);
DOMElement* root = doc->createElementNS(nullptr, _path);
string sealerpath = data_path + "sealer.keys";
auto_ptr_XMLCh widepath(sealerpath.c_str());
root->setAttributeNS(nullptr, _path, widepath.get());
doc->appendChild(root);
auto_ptr<DataSealerKeyStrategy> keyStrategy(
XMLToolingConfig::getConfig().DataSealerKeyStrategyManager.newPlugin(
VERSIONED_DATA_SEALER_KEY_STRATEGY, doc->getDocumentElement(), false
)
);
keyStrategy->lock();
pair<string, const XSECCryptoSymmetricKey*> key = keyStrategy->getDefaultKey();
TS_ASSERT_EQUALS("4", key.first);
TSM_ASSERT_EQUALS("Wrong key type", key.second->getSymmetricKeyType(), XSECCryptoSymmetricKey::KEY_AES_128);
key.second = keyStrategy->getKey("1");
TS_ASSERT(key.second != nullptr);
TSM_ASSERT_EQUALS("Wrong key type", key.second->getSymmetricKeyType(), XSECCryptoSymmetricKey::KEY_AES_128);
keyStrategy->unlock();
scoped_ptr<DataSealer> sealer(new DataSealer(keyStrategy.get()));
keyStrategy.release();
string data = "this is a test";
string wrapped = sealer->wrap(data.c_str(), time(nullptr) + 500);
string unwrapped = sealer->unwrap(wrapped.c_str());
TSM_ASSERT_EQUALS("DataSealer output did not match.", data, unwrapped);
wrapped = sealer->wrap(data.c_str(), time(nullptr) - 500);
TSM_ASSERT_THROWS("DataSealer did not throw on expired data.", sealer->unwrap(wrapped.c_str()), IOException);
wrapped = sealer->wrap(data.c_str(), time(nullptr) - 500);
wrapped.insert(0, "invalid");
TSM_ASSERT_THROWS("DataSealer did not throw on wrong key label.", sealer->unwrap(wrapped.c_str()), IOException);
#endif
}
};
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