| /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
| /* |
| * Copyright (c) 2014-2019, Regents of the University of California, |
| * Arizona Board of Regents, |
| * Colorado State University, |
| * University Pierre & Marie Curie, Sorbonne University, |
| * Washington University in St. Louis, |
| * Beijing Institute of Technology, |
| * The University of Memphis. |
| * |
| * This file is part of NFD (Named Data Networking Forwarding Daemon). |
| * See AUTHORS.md for complete list of NFD authors and contributors. |
| * |
| * NFD is free software: you can redistribute it and/or modify it under the terms |
| * of the GNU General Public License as published by the Free Software Foundation, |
| * either version 3 of the License, or (at your option) any later version. |
| * |
| * NFD 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include "strategy-choice-manager.hpp" |
| |
| #include "core/logger.hpp" |
| #include "table/strategy-choice.hpp" |
| |
| #include <ndn-cxx/mgmt/nfd/strategy-choice.hpp> |
| |
| namespace nfd { |
| |
| NFD_LOG_INIT(StrategyChoiceManager); |
| |
| StrategyChoiceManager::StrategyChoiceManager(StrategyChoice& strategyChoice, |
| Dispatcher& dispatcher, |
| CommandAuthenticator& authenticator) |
| : ManagerBase("strategy-choice", dispatcher, authenticator) |
| , m_table(strategyChoice) |
| { |
| registerCommandHandler<ndn::nfd::StrategyChoiceSetCommand>("set", |
| bind(&StrategyChoiceManager::setStrategy, this, _4, _5)); |
| registerCommandHandler<ndn::nfd::StrategyChoiceUnsetCommand>("unset", |
| bind(&StrategyChoiceManager::unsetStrategy, this, _4, _5)); |
| |
| registerStatusDatasetHandler("list", |
| bind(&StrategyChoiceManager::listChoices, this, _3)); |
| } |
| |
| void |
| StrategyChoiceManager::setStrategy(ControlParameters parameters, |
| const ndn::mgmt::CommandContinuation& done) |
| { |
| const Name& prefix = parameters.getName(); |
| const Name& strategy = parameters.getStrategy(); |
| |
| StrategyChoice::InsertResult res = m_table.insert(prefix, strategy); |
| if (!res) { |
| NFD_LOG_DEBUG("strategy-choice/set(" << prefix << "," << strategy << "): cannot-create " << res); |
| return done(ControlResponse(res.getStatusCode(), boost::lexical_cast<std::string>(res))); |
| } |
| |
| NFD_LOG_DEBUG("strategy-choice/set(" << prefix << "," << strategy << "): OK"); |
| bool hasEntry = false; |
| Name instanceName; |
| std::tie(hasEntry, instanceName) = m_table.get(prefix); |
| BOOST_ASSERT_MSG(hasEntry, "StrategyChoice entry must exist after StrategyChoice::insert"); |
| parameters.setStrategy(instanceName); |
| return done(ControlResponse(200, "OK").setBody(parameters.wireEncode())); |
| } |
| |
| void |
| StrategyChoiceManager::unsetStrategy(ControlParameters parameters, |
| const ndn::mgmt::CommandContinuation& done) |
| { |
| const Name& prefix = parameters.getName(); |
| // no need to test for ndn:/ , parameter validation takes care of that |
| |
| m_table.erase(parameters.getName()); |
| |
| NFD_LOG_DEBUG("strategy-choice/unset(" << prefix << "): OK"); |
| done(ControlResponse(200, "OK").setBody(parameters.wireEncode())); |
| } |
| |
| void |
| StrategyChoiceManager::listChoices(ndn::mgmt::StatusDatasetContext& context) |
| { |
| for (const auto& i : m_table) { |
| ndn::nfd::StrategyChoice entry; |
| entry.setName(i.getPrefix()) |
| .setStrategy(i.getStrategyInstanceName()); |
| context.append(entry.wireEncode()); |
| } |
| context.end(); |
| } |
| |
| } // namespace nfd |