certificate-fetcher.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "certificate-fetcher.hpp"
#include "util/logger.hpp"

namespace ndn {
namespace security {
namespace v2 {

NDN_LOG_INIT(ndn.security.v2.CertificateFetcher);

#define NDN_LOG_DEBUG_DEPTH(x) NDN_LOG_DEBUG(std::string(state->getDepth() + 1, '>') << " " << x)

CertificateFetcher::CertificateFetcher()
  : m_certStorage(nullptr)
{
}

CertificateFetcher::~CertificateFetcher() = default;

void
CertificateFetcher::setCertificateStorage(CertificateStorage& certStorage)
{
  m_certStorage = &certStorage;
}

void
CertificateFetcher::fetch(const shared_ptr<CertificateRequest>& certRequest,
                          const shared_ptr<ValidationState>& state,
                          const ValidationContinuation& continueValidation)
{
  BOOST_ASSERT(m_certStorage != nullptr);
  auto cert = m_certStorage->getUnverifiedCertCache().find(certRequest->m_interest);
  if (cert != nullptr) {
    NDN_LOG_DEBUG_DEPTH("Found certificate in **un**verified key cache " << cert->getName());
    continueValidation(*cert, state);
    return;
  }
  doFetch(certRequest, state,
          [continueValidation, this] (const Certificate& cert, const shared_ptr<ValidationState>& state) {
            m_certStorage->cacheUnverifiedCert(Certificate(cert));
            continueValidation(cert, state);
          });
}

} // namespace v2
} // namespace security
} // namespace ndn