tests/key-chain-fixture.cpp

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2024 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 "tests/key-chain-fixture.hpp"

#include "ndn-cxx/util/io.hpp"

#include <filesystem>
#include <system_error>

namespace ndn::tests {

using namespace ndn::security;

KeyChainFixture::KeyChainFixture()
  : m_keyChain("pib-memory:", "tpm-memory:")
{
}

KeyChainFixture::~KeyChainFixture()
{
  std::error_code ec;
  for (const auto& certFile : m_certFiles) {
    std::filesystem::remove(certFile, ec); // ignore error
  }
}

bool
KeyChainFixture::saveCert(const Data& cert, const std::string& filename)
{
  m_certFiles.push_back(filename);
  try {
    ndn::io::save(cert, filename);
    return true;
  }
  catch (const ndn::io::Error&) {
    return false;
  }
}

bool
KeyChainFixture::saveIdentityCert(const Identity& identity, const std::string& filename)
{
  Certificate cert;
  try {
    cert = identity.getDefaultKey().getDefaultCertificate();
  }
  catch (const Pib::Error&) {
    return false;
  }

  return saveCert(cert, filename);
}

bool
KeyChainFixture::saveIdentityCert(const Name& identityName, const std::string& filename,
                                  bool allowCreate)
{
  Identity id;
  try {
    id = m_keyChain.getPib().getIdentity(identityName);
  }
  catch (const Pib::Error&) {
    if (allowCreate) {
      id = m_keyChain.createIdentity(identityName);
    }
  }

  if (!id) {
    return false;
  }

  return saveIdentityCert(id, filename);
}

} // namespace ndn::tests