| /* |
| * 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 <sys/socket.h> |
| #include <sys/types.h> |
| #include <netinet/tcp.h> |
| #include <netdb.h> |
| #include <sys/epoll.h> |
| #include <unistd.h> |
| |
| #include <cstring> |
| #include <iterator> |
| |
| #include <ignite/common/utils.h> |
| #include <ignite/network/utils.h> |
| |
| #include "network/connecting_context.h" |
| |
| namespace ignite |
| { |
| namespace network |
| { |
| ConnectingContext::ConnectingContext(const TcpRange &range) : |
| range(range), |
| nextPort(range.port), |
| info(0), |
| currentInfo(0) |
| { |
| // No-op. |
| } |
| |
| ConnectingContext::~ConnectingContext() |
| { |
| Reset(); |
| } |
| |
| void ConnectingContext::Reset() |
| { |
| if (info) |
| { |
| freeaddrinfo(info); |
| info = 0; |
| currentInfo = 0; |
| } |
| |
| nextPort = range.port; |
| } |
| |
| addrinfo *ConnectingContext::Next() |
| { |
| if (currentInfo) |
| currentInfo = currentInfo->ai_next; |
| |
| while (!currentInfo) |
| { |
| if (info) |
| { |
| freeaddrinfo(info); |
| info = 0; |
| } |
| |
| if (nextPort > range.port + range.range) |
| return 0; |
| |
| addrinfo hints; |
| std::memset(&hints, 0, sizeof(hints)); |
| |
| hints.ai_family = AF_UNSPEC; |
| hints.ai_socktype = SOCK_STREAM; |
| hints.ai_protocol = IPPROTO_TCP; |
| |
| std::string strPort = common::LexicalCast<std::string>(nextPort); |
| |
| // Resolve the server address and port |
| int res = getaddrinfo(range.host.c_str(), strPort.c_str(), &hints, &info); |
| if (res != 0) |
| return 0; |
| |
| currentInfo = info; |
| ++nextPort; |
| } |
| |
| return currentInfo; |
| } |
| |
| EndPoint ConnectingContext::GetAddress() const |
| { |
| return EndPoint(range.host, nextPort - 1); |
| } |
| |
| SP_LinuxAsyncClient ConnectingContext::ToClient(int fd) |
| { |
| return SP_LinuxAsyncClient(new LinuxAsyncClient(fd, GetAddress(), range)); |
| } |
| } |
| } |