133 lines
3.5 KiB
C++
133 lines
3.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2014-2020, 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 "tests/daemon/rib-io-fixture.hpp"
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#include "common/global.hpp"
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#include "tests/boost-test.hpp"
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#include <boost/exception/diagnostic_information.hpp>
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namespace nfd {
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namespace tests {
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RibIoFixture::RibIoFixture()
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{
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std::mutex m;
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std::condition_variable cv;
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g_mainIo = &getGlobalIoService();
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setMainIoService(g_mainIo);
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g_ribThread = std::thread([&] {
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{
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std::lock_guard<std::mutex> lock(m);
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g_ribIo = &getGlobalIoService();
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setRibIoService(g_ribIo);
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BOOST_ASSERT(&g_io != g_ribIo);
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BOOST_ASSERT(g_ribIo == &getRibIoService());
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}
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cv.notify_all();
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try {
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while (true) {
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{
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std::unique_lock<std::mutex> lock(m_ribPollMutex);
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m_ribPollStartCv.wait(lock, [this] { return m_shouldStopRibIo || m_shouldPollRibIo; });
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if (m_shouldStopRibIo) {
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break;
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}
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BOOST_ASSERT(m_shouldPollRibIo);
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}
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if (g_ribIo->stopped()) {
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g_ribIo->reset();
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}
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while (g_ribIo->poll() > 0)
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;
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{
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std::lock_guard<std::mutex> lock(m_ribPollMutex);
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m_shouldPollRibIo = false;
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}
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m_ribPollEndCv.notify_all();
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}
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}
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catch (...) {
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BOOST_WARN_MESSAGE(false, boost::current_exception_diagnostic_information());
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NDN_THROW_NESTED(std::runtime_error("Fatal exception in RIB thread"));
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}
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});
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{
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std::unique_lock<std::mutex> lock(m);
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cv.wait(lock, [this] { return g_ribIo != nullptr; });
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}
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}
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RibIoFixture::~RibIoFixture()
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{
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{
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std::lock_guard<std::mutex> lock(m_ribPollMutex);
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m_shouldStopRibIo = true;
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}
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m_ribPollStartCv.notify_all();
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g_ribThread.join();
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}
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void
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RibIoFixture::poll()
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{
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BOOST_ASSERT(&getGlobalIoService() == &g_io);
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size_t nHandlersRun = 0;
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do {
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{
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std::lock_guard<std::mutex> lock(m_ribPollMutex);
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m_shouldPollRibIo = true;
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}
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m_ribPollStartCv.notify_all();
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if (g_io.stopped()) {
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g_io.reset();
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}
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nHandlersRun = g_io.poll();
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{
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std::unique_lock<std::mutex> lock(m_ribPollMutex);
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m_ribPollEndCv.wait(lock, [this] { return !m_shouldPollRibIo; });
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}
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} while (nHandlersRun > 0);
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}
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void
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RibIoTimeFixture::afterTick()
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{
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poll();
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}
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} // namespace tests
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} // namespace nfd
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