isapego commented on a change in pull request #9713: URL: https://github.com/apache/ignite/pull/9713#discussion_r781189278
########## File path: modules/platforms/cpp/network/os/linux/src/network/linux_async_client_pool.cpp ########## @@ -0,0 +1,263 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <algorithm> + +#include <ignite/common/utils.h> +#include <ignite/network/utils.h> + +#include "network/sockets.h" +#include "network/linux_async_client_pool.h" + +namespace ignite +{ + namespace network + { + LinuxAsyncClientPool::LinuxAsyncClientPool() : + stopping(true), + asyncHandler(0), + workerThread(*this), + idGen(0), + clientsCs(), + clientIdMap() + { + // No-op. + } + + LinuxAsyncClientPool::~LinuxAsyncClientPool() + { + InternalStop(); + } + + void LinuxAsyncClientPool::Start(const std::vector<TcpRange> &addrs, uint32_t connLimit) + { + if (!stopping) + throw IgniteError(IgniteError::IGNITE_ERR_GENERIC, "Client pool is already started"); + + idGen = 0; + stopping = false; + + try + { + workerThread.Start0(connLimit, addrs); + } + catch (...) + { + Stop(); + + throw; + } + } + + void LinuxAsyncClientPool::Stop() + { + InternalStop(); + } + + bool LinuxAsyncClientPool::Send(uint64_t id, const DataBuffer &data) + { + if (stopping) + return false; + + SP_LinuxAsyncClient client = FindClient(id); + if (!client.IsValid()) + return false; + + return client.Get()->Send(data); + } + + void LinuxAsyncClientPool::Close(uint64_t id, const IgniteError *err) + { + if (stopping) + return; + + SP_LinuxAsyncClient client = FindClient(id); + if (!client.IsValid() || client.Get()->IsClosed()) + return; + + client.Get()->Shutdown(err); + } + + void LinuxAsyncClientPool::CloseAndRelease(uint64_t id, const IgniteError *err) + { + if (stopping) + return; + + SP_LinuxAsyncClient client; + { + common::concurrent::CsLockGuard lock(clientsCs); + + std::map<uint64_t, SP_LinuxAsyncClient>::iterator it = clientIdMap.find(id); + if (it == clientIdMap.end()) + return; + + client = it->second; + + clientIdMap.erase(it); + } + + bool closed = client.Get()->Close(); + if (closed) + HandleConnectionClosed(id, err); + } + + bool LinuxAsyncClientPool::AddClient(SP_LinuxAsyncClient &client) + { + if (stopping) + return false; + + LinuxAsyncClient& clientRef = *client.Get(); + { + common::concurrent::CsLockGuard lock(clientsCs); + + uint64_t id = ++idGen; + clientRef.SetId(id); + + clientIdMap[id] = client; + } + + HandleConnectionSuccess(clientRef.GetAddress(), clientRef.GetId()); + + return true; + } + + void LinuxAsyncClientPool::HandleConnectionError(const EndPoint &addr, const IgniteError &err) + { + AsyncHandler* asyncHandler0 = asyncHandler; + if (asyncHandler0) + asyncHandler0->OnConnectionError(addr, err); + } + + void LinuxAsyncClientPool::HandleConnectionSuccess(const EndPoint &addr, uint64_t id) + { + AsyncHandler* asyncHandler0 = asyncHandler; + if (asyncHandler0) + asyncHandler0->OnConnectionSuccess(addr, id); + } + + void LinuxAsyncClientPool::HandleConnectionClosed(uint64_t id, const IgniteError *err) + { + AsyncHandler* asyncHandler0 = asyncHandler; + if (asyncHandler0) + asyncHandler0->OnConnectionClosed(id, err); + } + + void LinuxAsyncClientPool::HandleMessageReceived(uint64_t id, const DataBuffer &msg) + { + AsyncHandler* asyncHandler0 = asyncHandler; + if (asyncHandler0) + asyncHandler0->OnMessageReceived(id, msg); + } + + void LinuxAsyncClientPool::HandleMessageSent(uint64_t id) + { + AsyncHandler* asyncHandler0 = asyncHandler; + if (asyncHandler0) + asyncHandler0->OnMessageSent(id); + } + + void LinuxAsyncClientPool::InternalStop() + { + stopping = true; + workerThread.Stop(); + + { + common::concurrent::CsLockGuard lock(clientsCs); + + std::map<uint64_t, SP_LinuxAsyncClient>::iterator it; + for (it = clientIdMap.begin(); it != clientIdMap.end(); ++it) + { + LinuxAsyncClient& client = *it->second.Get(); + + IgniteError err(IgniteError::IGNITE_ERR_GENERIC, "Client stopped"); + HandleConnectionClosed(client.GetId(), &err); + } + + clientIdMap.clear(); + } + } + + SP_LinuxAsyncClient LinuxAsyncClientPool::FindClient(uint64_t id) const + { + common::concurrent::CsLockGuard lock(clientsCs); + + std::map<uint64_t, SP_LinuxAsyncClient>::const_iterator it = clientIdMap.find(id); + if (it == clientIdMap.end()) + return SP_LinuxAsyncClient(); + + return it->second; + } + } +} + + Review comment: Removed. -- This is an automated message from the Apache Git Service. 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