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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2017 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.
*/
#ifndef NDN_SECURITY_V2_VALIDATION_POLICY_CONFIG_HPP
#define NDN_SECURITY_V2_VALIDATION_POLICY_CONFIG_HPP
#include "validation-policy.hpp"
#include "validator-config/rule.hpp"
#include "validator-config/common.hpp"
namespace ndn {
namespace security {
namespace v2 {
namespace validator_config {
/**
* @brief The validator which can be set up via a configuration file.
*
* @note For command Interest validation, this policy must be combined with
* @p ValidationPolicyCommandInterest, in order to guard against replay attacks.
* @note This policy does not support inner policies (a sole policy or a terminal inner policy)
* @sa https://named-data.net/doc/ndn-cxx/current/tutorials/security-validator-config.html
*/
class ValidationPolicyConfig : public ValidationPolicy
{
public:
ValidationPolicyConfig();
void
load(const std::string& filename);
void
load(const std::string& input, const std::string& filename);
void
load(std::istream& input, const std::string& filename);
void
load(const ConfigSection& configSection, const std::string& filename);
protected:
void
checkPolicy(const Data& data, const shared_ptr<ValidationState>& state,
const ValidationContinuation& continueValidation) override;
void
checkPolicy(const Interest& interest, const shared_ptr<ValidationState>& state,
const ValidationContinuation& continueValidation) override;
private:
void
processConfigTrustAnchor(const ConfigSection& section, const std::string& filename);
time::nanoseconds
getRefreshPeriod(ConfigSection::const_iterator& it, const ConfigSection::const_iterator& end);
time::nanoseconds
getDefaultRefreshPeriod();
NDN_CXX_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
/** @brief whether to always bypass validation
*
* This is set to true when 'any' is specified as a trust anchor.
* It causes all packets to bypass validation.
*/
bool m_shouldBypass;
bool m_isConfigured;
std::vector<unique_ptr<Rule>> m_dataRules;
std::vector<unique_ptr<Rule>> m_interestRules;
};
} // namespace validator_config
using validator_config::ValidationPolicyConfig;
} // namespace v2
} // namespace security
} // namespace ndn
#endif // NDN_SECURITY_V2_VALIDATION_POLICY_CONFIG_HPP