Junxiao Shi
91f6ee0c72
When an exact strategy version is unavailable, strategy registry now instantiates the next higher version which can offer backwards compatibility. All existing strategies do not support other versions. refs #3868 Change-Id: Id2cf9ae3a1fa078ce8be815eea9396f5aa81ecbb
61 lines
2.4 KiB
C++
61 lines
2.4 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/**
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* Copyright (c) 2014-2016, Regents of the University of California,
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* Arizona Board of Regents,
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* Colorado State University,
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* University Pierre & Marie Curie, Sorbonne University,
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* Washington University in St. Louis,
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* Beijing Institute of Technology,
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* The University of Memphis.
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*
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* This file is part of NFD (Named Data Networking Forwarding Daemon).
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* See AUTHORS.md for complete list of NFD authors and contributors.
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*
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* NFD is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "client-control-strategy.hpp"
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#include "core/logger.hpp"
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namespace nfd {
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namespace fw {
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NFD_LOG_INIT("ClientControlStrategy");
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NFD_REGISTER_STRATEGY(ClientControlStrategy);
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ClientControlStrategy::ClientControlStrategy(Forwarder& forwarder, const Name& name)
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: BestRouteStrategyBase(forwarder)
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{
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ParsedInstanceName parsed = parseInstanceName(name);
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if (!parsed.parameters.empty()) {
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BOOST_THROW_EXCEPTION(std::invalid_argument("ClientControlStrategy does not accept parameters"));
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}
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if (parsed.version && *parsed.version != getStrategyName()[-1].toVersion()) {
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BOOST_THROW_EXCEPTION(std::invalid_argument(
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"ClientControlStrategy does not support version " + std::to_string(*parsed.version)));
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}
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this->setInstanceName(makeInstanceName(name, getStrategyName()));
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NFD_LOG_WARN("NextHopFaceId field is honored universally and "
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"it's unnecessary to set client-control strategy.");
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}
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const Name&
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ClientControlStrategy::getStrategyName()
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{
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static Name strategyName("/localhost/nfd/strategy/client-control/%FD%02");
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return strategyName;
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}
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} // namespace fw
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} // namespace nfd
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