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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2020 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "ndn-cxx/security/certificate-bundle-fetcher.hpp"
#include "ndn-cxx/security/validation-policy-simple-hierarchy.hpp"
#include "ndn-cxx/util/regex/regex-pattern-list-matcher.hpp"
#include "ndn-cxx/lp/nack.hpp"
#include "tests/boost-test.hpp"
#include "tests/unit/security/validator-fixture.hpp"
namespace ndn {
namespace security {
inline namespace v2 {
namespace tests {
using namespace ndn::tests;
BOOST_AUTO_TEST_SUITE(Security)
BOOST_AUTO_TEST_SUITE(TestCertificateBundleFetcher)
class CertificateBundleFetcherWrapper : public CertificateBundleFetcher
{
public:
CertificateBundleFetcherWrapper(Face& face)
: CertificateBundleFetcher(make_unique<CertificateFetcherFromNetwork>(face), face)
{
}
};
class Bundle
{
};
class Cert
{
};
class Timeout
{
};
class Nack
{
};
template<class Response>
class CertificateBundleFetcherFixture : public HierarchicalValidatorFixture<ValidationPolicySimpleHierarchy,
CertificateBundleFetcherWrapper>
{
public:
CertificateBundleFetcherFixture()
: data("/Security/ValidatorFixture/Sub1/Sub3/Data")
{
subSubIdentity = addSubCertificate("/Security/ValidatorFixture/Sub1/Sub3", subIdentity);
cache.insert(subSubIdentity.getDefaultKey().getDefaultCertificate());
m_keyChain.sign(data, signingByIdentity(subSubIdentity));
bundleRegexMatcher = make_shared<RegexPatternListMatcher>("<>*<_BUNDLE><>*", nullptr);
processInterest = [this] (const Interest& interest) {
// check if the interest is for Bundle or individual certificates
if (bundleRegexMatcher->match(interest.getName(), 0, interest.getName().size())) {
makeResponse(interest);
}
else {
auto cert = cache.find(interest);
if (cert == nullptr) {
return;
}
face.receive(*cert);
}
};
}
void
makeResponse(const Interest& interest);
public:
Data data;
Identity subSubIdentity;
shared_ptr<RegexPatternListMatcher> bundleRegexMatcher;
};
template<>
void
CertificateBundleFetcherFixture<Bundle>::makeResponse(const Interest& interest)
{
Block certList = Block(tlv::Content);
Name bundleName(interest.getName());
if (!bundleName.get(-1).isSegment() || bundleName.get(-1).toSegment() == 0) {
Block subSubCert = subSubIdentity.getDefaultKey().getDefaultCertificate().wireEncode();
certList.push_back(subSubCert);
if (!bundleName.get(-1).isSegment()) {
bundleName
.appendVersion()
.appendSegment(0);
}
}
else {
Block subCert = subIdentity.getDefaultKey().getDefaultCertificate().wireEncode();
Block anchor = identity.getDefaultKey().getDefaultCertificate().wireEncode();
certList.push_back(subCert);
certList.push_back(anchor);
}
shared_ptr<Data> certBundle = make_shared<Data>();
certBundle->setName(bundleName);
certBundle->setFreshnessPeriod(100_s);
certBundle->setContent(certList);
certBundle->setFinalBlock(name::Component::fromSegment(1));
m_keyChain.sign(*certBundle, signingWithSha256());
face.receive(*certBundle);
}
template<>
void
CertificateBundleFetcherFixture<Timeout>::makeResponse(const Interest& interest)
{
this->advanceClocks(200_s);
}
template<>
void
CertificateBundleFetcherFixture<Nack>::makeResponse(const Interest& interest)
{
lp::Nack nack(interest);
nack.setHeader(lp::NackHeader().setReason(lp::NackReason::NO_ROUTE));
face.receive(nack);
}
BOOST_FIXTURE_TEST_CASE(ValidateSuccessWithBundle, CertificateBundleFetcherFixture<Bundle>)
{
VALIDATE_SUCCESS(this->data, "Should get accepted, as interest brings the bundle segments");
BOOST_CHECK_EQUAL(this->face.sentInterests.size(), 2); // produced bundle has 2 segments
for (const auto& sentInterest : this->face.sentInterests) {
BOOST_CHECK(this->bundleRegexMatcher->match(sentInterest.getName(), 0, sentInterest.getName().size()));
}
}
using SuccessWithoutBundle = boost::mpl::vector<Nack, Timeout>;
BOOST_FIXTURE_TEST_CASE_TEMPLATE(ValidateSuccessWithoutBundle, T, SuccessWithoutBundle, CertificateBundleFetcherFixture<T>)
{
VALIDATE_SUCCESS(this->data, "Should get accepted, as interest brings the certs");
BOOST_CHECK_EQUAL(this->face.sentInterests.size(), 4); // since interest for Bundle fails, each cert is retrieved
bool toggle = true;
for (const auto& sentInterest : this->face.sentInterests) {
if (toggle) {
// every alternate interest is going to be that of a bundle
BOOST_CHECK(this->bundleRegexMatcher->match(sentInterest.getName(), 0, sentInterest.getName().size()));
}
else {
BOOST_CHECK(!this->bundleRegexMatcher->match(sentInterest.getName(), 0, sentInterest.getName().size()));
}
toggle = !toggle;
}
}
BOOST_AUTO_TEST_SUITE_END() // TestCertificateBundleFetcher
BOOST_AUTO_TEST_SUITE_END() // Security
} // namespace tests
} // inline namespace v2
} // namespace security
} // namespace ndn