node_frontend_utils.h

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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the Apache 2.0 License.
#pragma once
 
#include "ccf/http_status.h"
#include "ccf/node/quote.h"
 
#include <stdexcept>
 
namespace ccf
{
  static std::pair<http_status, std::string> quote_verification_error(
    QuoteVerificationResult result)
  {
    switch (result)
    {
      case QuoteVerificationResult::Verified:
        throw std::invalid_argument(
          "quote_verification_error should not be called with Verified result");
      case QuoteVerificationResult::Failed:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "Quote could not be verified");
      case QuoteVerificationResult::FailedMeasurementNotFound:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED,
          "Quote does not contain known enclave measurement");
      case QuoteVerificationResult::FailedInvalidQuotedPublicKey:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED,
          "Quote report data does not match the hash of the public key for "
          "this node");
      case QuoteVerificationResult::FailedHostDataDigestNotFound:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "Quote does not contain trusted host data");
      case QuoteVerificationResult::FailedInvalidHostData:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "Quote host data is not authorised");
      case QuoteVerificationResult::FailedUVMEndorsementsNotFound:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "UVM endorsements are not authorised");
      case QuoteVerificationResult::FailedInvalidCPUID:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "Quote CPUID is unknown");
      case QuoteVerificationResult::FailedInvalidTcbVersion:
        return std::make_pair(
          HTTP_STATUS_UNAUTHORIZED, "Quote TCB version is too low");
      default:
        throw std::logic_error(fmt::format(
          "Unknown QuoteVerificationResult: {}",
          static_cast<uint32_t>(result)));
    }
  }
}