{"id":30646,"date":"2025-04-20T23:40:56","date_gmt":"2025-04-20T15:40:56","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/30646.html"},"modified":"2025-04-20T23:40:56","modified_gmt":"2025-04-20T15:40:56","slug":"tcpserver%e6%a8%a1%e5%9d%97-%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%a8%a1%e5%9d%97","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/30646.html","title":{"rendered":"TcpServer\u6a21\u5757 --- \u670d\u52a1\u5668\u6a21\u5757"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

\u6a21\u5757\u8bbe\u8ba1<\/p>\n

\u6a21\u5757\u5b9e\u73b0<\/p>\n

\n

\u6a21\u5757\u8bbe\u8ba1<\/h2>\n

TcpServer\u6a21\u5757\u5176\u5b9e\u5c31\u662f\u53ef\u4ee5\u63d0\u4f9b\u7ed9\u7528\u6237\u4f7f\u7528\u548c\u8bbe\u7f6e\u5404\u79cd\u65b9\u6cd5\u7684\u63a5\u53e3\u6a21\u5757\u4e86，\u5728TcpServer\u6a21\u5757\u4e2d，\u6211\u4eec\u9700\u8981\u7ba1\u7406\u6240\u6709\u7684\u8fde\u63a5，\u6240\u6709\u7684EventLoop，\u6240\u6709\u7684\u7ebf\u7a0b\u4ee5\u53ca\u7528\u6237\u8bbe\u7f6e\u7684\u56de\u8c03\u51fd\u6570\u548c\u7528\u6237\u662f\u5426\u542f\u52a8\u8d85\u65f6\u9500\u6bc1\u3002<\/p>\n

\u5728\u8fd9\u4e2a\u6a21\u5757\u4e2d，\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u76d1\u542c\u5957\u63a5\u5b57，\u4e5f\u5c31\u662f\u4e00\u4e2aAcceptor\u6a21\u5757<\/p>\n

\u9700\u8981\u4e00\u4e2aEventLoop\u5bf9\u8c61，\u8fd9\u4e2aEventLoop\u5bf9\u8c61\u662f\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u7684，\u662f\u4e3b\u4eceReactor\u6a21\u578b\u7684\u4e3bReactor\u7ebf\u7a0b，\u672a\u6765\u4e3b\u8981\u8d1f\u8d23\u83b7\u53d6\u65b0\u8fde\u63a5，\u4e5f\u5c31\u662f\u6211\u4eec\u524d\u9762\u6240\u8bf4\u7684_base_loop<\/p>\n

\u7136\u540e\u8fd8\u9700\u8981\u4e00\u4e2a\u7ebf\u7a0b\u6c60\u5bf9\u8c61EventLoopThreadPool，\u5979\u8d1f\u8d23\u7ba1\u7406\u4ece\u5c5e\u7ebf\u7a0b\u4ee5\u53ca\u5206\u914dEventLoop\u3002<\/p>\n

\u8fd8\u9700\u8981\u4e00\u4e2a\u5bb9\u5668\u6765\u7ba1\u7406\u6240\u6709\u7684Connection\u7684\u57fa\u7840\u8ba1\u6570\u3002<\/p>\n

\u6700\u540e\u8fd8\u9700\u8981\u7ef4\u62a4\u4e00\u4e2a_conn_id ，\u540e\u7eed\u65b0\u8fde\u63a5\u5230\u6765\u4e4b\u540e，\u5206\u914did\u5c31\u662f\u901a\u8fc7\u8fd9\u4e2a\u53d8\u91cf\u6765\u8fdb\u884c\u7684\u3002<\/p>\n

\u540c\u65f6，\u5728TcpServer\u4e2d\u8fd8\u9700\u8981\u4fdd\u5b58\u4e00\u4e2a\u53d8\u91cf\u7528\u4e8e\u8868\u793a\u662f\u5426\u5f00\u542f\u4e86\u8d85\u65f6\u8fde\u63a5\u91ca\u653e\u4ee5\u53ca\u8d85\u65f6\u7684\u65f6\u95f4，\u4ee5\u53ca\u4fdd\u5b58\u7528\u6237\u8bbe\u7f6e\u7684\u56db\u4e2a\u56de\u8c03\u51fd\u6570\u3002<\/p>\n

\u5f53\u7136\u670d\u52a1\u5668\u9700\u8981\u4e00\u4e2a\u7aef\u53e3，\u6211\u4eec\u4e5f\u9700\u8981\u4fdd\u5b58\u3002<\/p>\n

\u90a3\u4e48\u4ed6\u7684\u6210\u5458\u5c31\u662f\u4ee5\u4e0b\u51e0\u4e2a:<\/p>\n

class TcpServer
\n{
\nprivate:
\n uint16_t _port; \/\/\u670d\u52a1\u5668\u7aef\u53e3\u53f7
\n EventLoop _base_loop; \/\/\u4e3b EventLoop
\n Acceptor _acceptor; \/\/\u76d1\u542c\u5957\u63a5\u5b57
\n EventLoopThreadPool _pool; \/\/\u7ebf\u7a0b\u6c60
\n uint64_t _conn_id; \/\/\u5206\u914did
\n std::unordered_map<uint64_t,PtrConnection> _conns;
\n int _timeout; \/\/\u8d85\u65f6\u65f6\u95f4
\n bool _enable_inactive_release; \/\/\u662f\u5426\u5f00\u542f\u975e\u6d3b\u8dc3\u8d85\u65f6\u91ca\u653e
\n \/\/\u56db\u4e2a\u56de\u8c03\u51fd\u6570
\n using ConnectCallBack = std::function<void(const PtrConnection&)>;
\n using MessageCallBack = std::function<void(const PtrConnection&,Buffer*)>;
\n using EventCallBack = std::function<void(const PtrConnection&)>;
\n using CloseCallBack = std::function<void(const PtrConnection&)>;
\n ConnectCallBack _connect_cb;
\n MessageCallBack _message_cb;
\n EventCallBack _event_cb;
\n CloseCallBack _close_cb; <\/p>\n

\u90a3\u4e48\u8fd9\u4e2a\u6a21\u5757\u9700\u8981\u63d0\u4f9b\u54ea\u4e9b\u65b9\u6cd5？<\/p>\n

\u9996\u5148，\u521b\u5efa\u65b0\u8fde\u63a5\u4ee5\u53ca\u6dfb\u52a0\u7ba1\u7406\u7684\u65b9\u6cd5\u5fc5\u987b\u63d0\u4f9b\u7ed9Acceptor\u6a21\u5757\u3002\u4ee5\u53ca\u91ca\u653e\u57fa\u7840shared_ptr\u7684\u65b9\u6cd5\u9700\u8981\u63d0\u4f9b\u7ed9\u65b0\u7684Connection\u5bf9\u8c61<\/p>\n

\u5176\u6b21\u9700\u8981\u63d0\u4f9b\u4e00\u4e2a\u63a5\u53e3\u7528\u4e8e\u8bbe\u7f6e\u7ebf\u7a0b\u6570\u91cf\u3002\u7136\u540e\u8fd8\u9700\u8981\u63d0\u4f9b\u56db\u4e2a\u8bbe\u7f6e\u56de\u8c03\u51fd\u6570\u7684\u63a5\u53e3<\/p>\n

\u6700\u540e\u5c31\u662f\u8d85\u65f6\u7ba1\u7406\u7684\u542f\u52a8\u548c\u53d6\u6d88\u3002<\/p>\n

\u6211\u4eec\u65e2\u7136\u8bbe\u8ba1\u4e86\u65f6\u95f4\u8f6e\u6a21\u5757，\u8fd8\u53ef\u4ee5\u7ed9\u7528\u6237\u63d0\u4f9b\u4e00\u4e2a\u63a5\u53e3\u7528\u4e8e\u6dfb\u52a0\u7528\u6237\u7684\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n

\u6700\u540e\u5c31\u662f\u5f00\u542f\u670d\u52a1\u5668\u7684\u63a5\u53e3\u4e86\u3002<\/p>\n

private:
\n void NewConnectionCallBack(int newfd); \/\/\u521b\u5efaConenction\u5bf9\u8c61
\n void SvrCloseCallBack(); \/\/\u91ca\u653e\u57fa\u7840\u8ba1\u6570
\npublic:
\n TcpServer(uint16_t port);
\n void SetThreadCount(size_t count); \/\/\u8bbe\u7f6e\u7ebf\u7a0b\u6570
\n void SetConnectCallBack(const ConnectCallBack& cb);
\n void SetMessageCallBack(const MessageCallBack& cb);
\n void SetEventCallBack(const EventCallBack& cb);
\n void SetCloseCallBack(const CloseCallBack& cb);
\n void EnableInactiveRelease(int delay = 30); \/\/\u542f\u52a8\u8d85\u65f6\u9500\u6bc1
\n void DisenableInactiveRelease(); \/\/\u53d6\u6d88\u8d85\u65f6\u9500\u6bc1
\n void AddTimerTask(const std::function<void()>& task,int delay); \/\/\u7528\u4e8e\u6dfb\u52a0\u7528\u6237\u7684\u5b9a\u65f6\u4efb\u52a1
\n void Start(); \/\/\u542f\u52a8\u670d\u52a1\u5668 <\/p>\n

\u6a21\u5757\u5b9e\u73b0<\/h2>\n

\u9996\u5148\u662f\u6784\u9020\u51fd\u6570，\u9700\u8981\u4f20\u5165\u4e00\u4e2a\u7aef\u53e3\u53f7\u8fdb\u6765\u3002<\/p>\n

TcpServer(uint16_t port):_port(port),_base_loop(),_acceptor(&_base_loop,_port),_pool(&_base_loop),_conn_id(0),_timeout(30),_enable_inactive_release(false)
\n {
\n \/\/\u8bbe\u7f6e\u76d1\u542c\u5957\u63a5\u5b57\u7684\u8bfb\u65b9\u6cd5
\n _acceptor.SetReadCallBack(std::bind(&TcpServer::NewConnectionCallBack,this,std::placeholders::_1));
\n } <\/p>\n

\u8bbe\u7f6e\u7ebf\u7a0b\u6570\u5176\u5b9e\u5c31\u662f\u8c03\u7528EventLoopThreadPool\u7684\u63a5\u53e3<\/p>\n

void SetThreadCount(size_t count){_pool.SetThreadCount(count);} \/\/\u8bbe\u7f6e\u7ebf\u7a0b\u6570<\/p>\n

\u7136\u540e\u5c31\u662f\u542f\u52a8\u548c\u53d6\u6d88\u8d85\u65f6\u9500\u6bc1<\/p>\n

void EnableInactiveRelease(int delay = 30) {_enable_inactive_release = true; _timeout = delay;} \/\/\u542f\u52a8\u8d85\u65f6\u9500\u6bc1
\n void DisenableInactiveRelease(){_enable_inactive_release = false;} \/\/\u53d6\u6d88\u8d85\u65f6\u9500\u6bc1 <\/p>\n

\u7136\u540e\u5c31\u662f\u8bbe\u7f6e\u7528\u6237\u7684\u5b9a\u65f6\u4efb\u52a1，\u7531\u4e8e\u8fd9\u91cc\u5176\u5b9e\u4e5f\u4f1a\u6709\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898，\u6240\u4ee5\u6211\u4eec\u4e5f\u9700\u8981\u5c06\u64cd\u4f5c\u653e\u5230\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002<\/p>\n

void AddTimerTaskInLoop(const std::function<void()>& task,int delay)
\n {
\n _base_loop.AddTimerTask(_conn_id++,delay,task);
\n } <\/p>\n

void AddTimerTask(const std::function<void()>& task,int delay){_base_loop.RunInLoop(std::bind(&TcpServer::AddTimerTask,this,task,delay));} \/\/\u7528\u4e8e\u6dfb\u52a0\u7528\u6237\u7684\u5b9a\u65f6\u4efb\u52a1<\/p>\n

\u542f\u52a8\u670d\u52a1\u5668\u5176\u5b9e\u5c31\u662f\u542f\u52a8\u4e3bReactor\u7ebf\u7a0b\u548c\u542f\u52a8\u7ebf\u7a0b\u6c60，\u4ee5\u53ca\u542f\u52a8Acceptor\u3002<\/p>\n

\u6ce8\u610f\u8fd9\u91cc\u7684\u987a\u5e8f，\u4e00\u5b9a\u662f\u6700\u540e\u518d\u542f\u52a8_base_loop<\/p>\n

void Start() \/\/\u542f\u52a8\u670d\u52a1\u5668
\n {
\n _pool.Start();
\n _acceptor.Listen();
\n _base_loop.Start();
\n } <\/p>\n

\u5269\u4e0b\u7684\u5c31\u662f\u4e24\u4e2a\u79c1\u6709\u63a5\u53e3\u4e86\u3002<\/p>\n

\u9996\u5148\u521b\u5efa\u65b0\u8fde\u63a5，\u5176\u5b9e\u5c31\u628a\u6211\u4eec\u4e4b\u524d\u7684\u6d4b\u8bd5\u7684\u51fd\u6570\u4ee3\u7801\u62ff\u8fc7\u6765\u5c31\u884c\u4e86：<\/p>\n

\u4e4b\u524d\u7684\u4ee3\u7801：<\/p>\n

void CreateConnection(int fd) \/\/\u6a21\u62dfTcpServer\u63d0\u4f9b\u7ed9Acceptor\u6a21\u5757\u7684\u521b\u5efaConnection\u7684\u56de\u8c03
\n{
\n PtrConnection pt (new Connection(auto_id,fd,&loop));
\n _conns.insert(std::make_pair(auto_id,pt)); \/\/\u6dfb\u52a0\u7ba1\u7406
\n auto_id++; \/\/\u540e\u7eed\u53ef\u80fd\u4f1a\u6709\u7ebf\u7a0b\u5b89\u5168，\u6211\u4eec\u9700\u8981\u4e92\u65a5\u4ee5\u53ca\u540c\u6b65\u673a\u5236
\n \/\/\u90a3\u4e48\u63a5\u4e0b\u6765\u5c31\u662f\u8bbe\u7f6e\u4e00\u4e9b\u5c5e\u6027
\n \/\/1 \u8bbe\u7f6e\u7528\u6237\u7684\u5904\u7406\u51fd\u6570，\u8bbe\u7f6e\u4e0a\u4e0b\u6587
\n pt->SetMessageCallBack(Message);
\n pt->SetCloseCallBack(Close);
\n pt->SetConnectCallBack(Connect);
\n pt->SetEventCallBack(Event);
\n Any a; \/\/\u540e\u7eed\u4e5f\u4f1a\u5728TcpServer\u4e2d\u7ba1\u7406
\n pt->SetContext(a);
\n \/\/2 \u8bbe\u7f6e\u975e\u6d3b\u8dc3\u8d85\u65f6\u9500\u6bc1
\n pt->EnableInactiveRelease(5);
\n \/\/3 \u8bbe\u7f6e\u670d\u52a1\u5668\u7684\u5173\u95ed\u8fde\u63a5\u51fd\u6570
\n \/\/\u5176\u5b9e\u5c31\u662f\u5220\u9664\u57fa\u7840\u8ba1\u6570\u7684shared_ptr
\n pt->SetSvrCloseCallBack(ServerClose);
\n \/\/4 \u5f00\u59cb\u901a\u4fe1
\n pt->Established();
\n} <\/p>\n

\u4fee\u6539\u4e4b\u540e：<\/p>\n

void NewConnectionCallBack(int newfd) \/\/\u521b\u5efaConenction\u5bf9\u8c61
\n {
\n PtrConnection pt(new Connection(_conn_id,newfd,_pool.GetEventLoop()));
\n _conns.insert(std::make_pair(_conn_id,pt));
\n _conn_id++;
\n \/\/\u5224\u65ad\u662f\u5426\u542f\u52a8\u975e\u6d3b\u8dc3\u9500\u6bc1
\n if(_enable_inactive_release) pt->EnableInactiveRelease(_timeout);
\n \/\/\u8bbe\u7f6e\u56de\u8c03\u65b9\u6cd5
\n pt->SetConnectCallBack(_connect_cb);
\n pt->SetMessageCallBack(_message_cb);
\n pt->SetEventCallBack(_event_cb);
\n pt->SetCloseCallBack(_close_cb);
\n pt->SetSvrCloseCallBack(std::bind(&TcpServer::SvrCloseCallBack,this,std::placeholders::_1));
\n \/\/\u542f\u52a8\u8be5\u901a\u4fe1
\n pt->Established();
\n } <\/p>\n

\u7136\u540e\u5c31\u662f\u5220\u9664\u57fa\u7840\u8ba1\u6570\u7684\u63a5\u53e3，\u6ce8\u610f，\u521b\u5efa\u65b0\u8fde\u63a5\u7684\u63a5\u53e3\u672a\u6765\u4e00\u5b9a\u662f\u5728\u6211\u4eec\u7684_base_loop\u4e2d\u6267\u884c\u7684，\u56e0\u4e3a\u4ed6\u662fAcceptor\u7684\u56de\u8c03\u51fd\u6570，\u672a\u6765\u4f1a\u5728_base_loop\u4e2d\u83b7\u53d6\u5230\u5c31\u7eea\u4e8b\u4ef6\u7136\u540e\u6267\u884c\u3002\u4f46\u662f\u91ca\u653e\u8d44\u6e90\u8fd9\u4e2a\u63a5\u53e3\u4e0d\u4e00\u5b9a\u662f\u5728_base_loop\u4e2d\u6267\u884c，\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8003\u8651\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898，\u628a\u4ed6\u653e\u5728_base_loop\u4e2d\u6267\u884c\u3002<\/p>\n

void SvrCloseCallBackInLoop(const PtrConnection& conn) \/\/\u91ca\u653e\u57fa\u7840\u8ba1\u6570
\n {
\n _conns.erase(conn->Id());
\n }
\n void SvrCloseCallBack(const PtrConnection& conn) \/\/\u91ca\u653e\u57fa\u7840\u8ba1\u6570
\n {
\n _base_loop.RunInLoop(std::bind(&TcpServer::SvrCloseCallBackInLoop,this,conn));
\n } <\/p>\n

\u90a3\u4e48\u6211\u4eec\u7684TcpServer\u6a21\u5757\u4e5f\u5c31\u5b8c\u6210\u4e86，\u76ee\u524d\u8fd9\u4efd\u4ee3\u7801\u7f16\u8bd1\u662f\u6ca1\u6709\u95ee\u9898\u7684\u3002<\/p>\n<\/p>\n

\u6700\u540e\u8865\u5145\u4e00\u70b9\u5c31\u662f，\u4ee5\u524d\u6211\u4eec\u8bb2\u8fc7\u7684SIGPIPE\u4fe1\u53f7，\u5f53\u5bf9\u7aef\u5173\u95ed\u7684\u65f6\u5019，\u90a3\u4e48\u6211\u4eec\u518d\u53bb\u5199\u5165\u7684\u65f6\u5019\u5c31\u4f1a\u6536\u5230\u8fd9\u4e2a\u4fe1\u53f7，\u5bfc\u81f4\u7a0b\u5e8f\u9000\u51fa\u3002<\/p>\n

\u6240\u4ee5\u6211\u4eec\u9700\u8981\u5ffd\u7565\u6389\u8fd9\u4e2a\u4fe1\u53f7\u3002\u4e00\u79cd\u5f88\u7b80\u5355\u7684\u65b9\u5f0f：<\/p>\n

class IGNORE_SIGPIPE{
\n public:
\n IGNORE_SIGPIPE(){signal(SIGPIPE,SIG_IGN);}<\/p>\n

}
\nstatic IGNORE_SIGPIPE; <\/p>\n

\u6211\u4eec\u76f4\u63a5\u5b9a\u4e49\u4e00\u4e2a\u672c\u6587\u4ef6\u7684\u9759\u6001\u5bf9\u8c61\u6765\u5b9e\u73b0，\u672a\u6765\u6211\u4eec\u7684\u5934\u6587\u4ef6\u4f1a\u5728\u5305\u542b\u7684\u5730\u65b9\u5c55\u5f00<\/p>\n

\u540c\u65f6\u7531\u4e8e\u6211\u4eec\u4f1a\u5b9a\u4e49\u5bf9\u8c61，\u90a3\u4e48\u4e3a\u4e86\u9632\u6b62\u672a\u6765\u91cd\u590d\u5305\u542b\u5934\u6587\u4ef6\u5bfc\u81f4\u5bf9\u8c61\u91cd\u5b9a\u4e49，\u6211\u4eec\u9700\u8981\u5728\u5934\u6587\u4ef6\u7684\u5f00\u59cb\u548c\u672b\u5c3e\u52a0\u4e0a\u6761\u4ef6\u7f16\u8bd1<\/p>\n

#ifndef __MY__MUDUO__
\n#define __MY__MUDUO__<\/p>\n

\u5934\u6587\u4ef6<\/p>\n

#endif <\/p>\n

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