websocketpp实例

//服务端

//WebSocketServerOpreate.h#pragma once#include <boost/algorithm/string.hpp>
#include <string>
#include <vector>
#include <iostream>
#include <boost/thread.hpp>
#include <websocketpp/config/asio_no_tls.hpp>
#include <websocketpp/server.hpp>#define          Base_Uri_Length         128//名称与值数据对
struct NameAndValue
{std::string strName;std::string strValue;
};typedef websocketpp::server<websocketpp::config::asio> server;using websocketpp::lib::placeholders::_1;
using websocketpp::lib::placeholders::_2;
using websocketpp::lib::bind;// pull out the type of messages sent by our config
typedef server::message_ptr message_ptr;class WebSocketServerOpreate
{
public:WebSocketServerOpreate();~WebSocketServerOpreate();int Init(unsigned short usPort,char *pBaseUri="/ws");int Uninit();int StartWork();int StopWork();protected:int ThreadProccess();void InsertClientConnection(websocketpp::connection_hdl hdl);void DeleteClientConnection(websocketpp::connection_hdl hdl);public:bool validate(server *s, websocketpp::connection_hdl hdl);void on_http(server* s, websocketpp::connection_hdl hdl);void on_fail(server* s, websocketpp::connection_hdl hdl);//连接打开回调函数void on_open(server* s, websocketpp::connection_hdl hdl);//连接关闭回调函数void on_close(server *s, websocketpp::connection_hdl hdl);//接收websocket数据回调函数void on_message(server* s, websocketpp::connection_hdl hdl, message_ptr msg);public:// 字符串分割static int StringSplit(std::vector<std::string>& dst, const std::string& src, const std::string& separator);//去前后空格static std::string& StringTrim(std::string &str);//获取请求命令与参数static bool GetReqeustCommandAndParmeter(std::string strUri, std::string & strRequestOperateCommand, std::vector<NameAndValue> & listRequestOperateParameter);protected:unsigned short m_usPort;char m_szBaseUri[Base_Uri_Length];server m_server;boost::thread * m_threadMain;bool m_bThreadExit;std::list<websocketpp::connection_hdl> m_listClientConnection;
};//WebSocketServerOpreate.cpp#include "stdafx.h"
#include "WebSocketServerOpreate.h"#include "jsoncpp/include/json/json.h"#ifdef _DEBUG
#pragma comment(lib,"jsoncpp/lib/debug/lib_json.lib")
#else
#pragma comment(lib,"jsoncpp/lib/release/lib_json.lib")
#endifWebSocketServerOpreate::WebSocketServerOpreate()
{m_usPort = 9100;memset(m_szBaseUri, 0, sizeof(m_szBaseUri));m_bThreadExit = true;m_threadMain = NULL;m_listClientConnection.clear();
}WebSocketServerOpreate::~WebSocketServerOpreate()
{if (m_threadMain != NULL){delete m_threadMain;m_threadMain = NULL;}
}bool WebSocketServerOpreate::validate(server * s, websocketpp::connection_hdl hdl) {//sleep(6);return true;
}void WebSocketServerOpreate::on_http(server* s, websocketpp::connection_hdl hdl) {server::connection_ptr con = s->get_con_from_hdl(hdl);std::string res = con->get_request_body();std::stringstream ss;ss << "got HTTP request with " << res.size() << " bytes of body data.";con->set_body(ss.str());con->set_status(websocketpp::http::status_code::ok);
}void WebSocketServerOpreate::on_fail(server* s, websocketpp::connection_hdl hdl) {server::connection_ptr con = s->get_con_from_hdl(hdl);std::cout << "Fail handler: " << con->get_ec() << " " << con->get_ec().message() << std::endl;
}void WebSocketServerOpreate::on_open(server* s, websocketpp::connection_hdl hdl) {//申请websocket upgrade成功之后，调用open_handler函数，回调on_open。//在这里，可以获取http请求的地址、参数信息。std::cout << "open handler" << std::endl;InsertClientConnection(hdl);server::connection_ptr con = s->get_con_from_hdl(hdl);websocketpp::config::core::request_type requestClient = con->get_request();std::string strMethod = requestClient.get_method();      //请求方法std::string strUri = requestClient.get_uri();            //请求uri地址，可以解析参数std::string strRequestOperateCommand = "";                //操作类型std::vector<NameAndValue> listRequestOperateParameter;  //操作参数列表    GetReqeustCommandAndParmeter(strUri, strRequestOperateCommand, listRequestOperateParameter);std::cout << "command:" << strRequestOperateCommand << std::endl;if (strcmp(strRequestOperateCommand.c_str(), m_szBaseUri) == 0){if (listRequestOperateParameter.size() >= 2){//验证用户和密码，返回登录结果if (strcmp(listRequestOperateParameter[0].strValue.c_str(), "admin") == 0 && strcmp(listRequestOperateParameter[1].strValue.c_str(), "admin") == 0){Json::Value root;root["operatetype"] = 2;                 //操作类型，比如登录、登录应答、注销等root["ret"] = 0;root["sessionid"] = "1110-1111-9999-3333";std::string strLoginResponse = root.toStyledString();s->send(hdl, strLoginResponse.c_str(), websocketpp::frame::opcode::TEXT);}else{Json::Value root;root["operatetype"] = 2;                   //操作类型，比如登录、登录应答、注销等root["ret"] = 1;root["sessionid"] = "";std::string strLoginResponse = root.toStyledString();s->send(hdl, strLoginResponse.c_str(), websocketpp::frame::opcode::TEXT);}}else{Json::Value root;root["operatetype"] = 2;                 //操作类型，比如登录、登录应答、注销等root["ret"] = 2;root["sessionid"] = "";std::string strLoginResponse = root.toStyledString();s->send(hdl, strLoginResponse.c_str(), websocketpp::frame::opcode::TEXT);}}else{//error request}
}void WebSocketServerOpreate::on_close(server *s, websocketpp::connection_hdl hdl) {std::cout << "Close handler" << std::endl;DeleteClientConnection(hdl);
}// Define a callback to handle incoming messages
void WebSocketServerOpreate::on_message(server* s, websocketpp::connection_hdl hdl, message_ptr msg) {/*hdl.lock().get() 获得连接标识msg->get_payload() 是收到的消息内容msg->get_opcode() 是收到消息的类型 ，包含：文本TEXT,二进制BINARY等等*/std::cout << "on_message called with hdl: " << hdl.lock().get()<< " and message: " << msg->get_payload()<< std::endl;try {/*发送消息s->send(hdl, //连接msg->get_payload(), //消息msg->get_opcode());//消息类型*/s->send(hdl, msg->get_payload(), msg->get_opcode());}catch (websocketpp::exception const & e) {std::cout << "Echo failed because: "<< "(" << e.what() << ")" << std::endl;}
}int WebSocketServerOpreate::Init(unsigned short usPort, char *pBaseUri)
{int nRet = 0;m_usPort = usPort;strcpy_s(m_szBaseUri, pBaseUri);try {// Set logging settingsm_server.set_access_channels(websocketpp::log::alevel::all);m_server.set_error_channels(websocketpp::log::elevel::all);//m_server.clear_access_channels(websocketpp::log::alevel::frame_payload);// Register our message handlerm_server.set_message_handler(bind(&WebSocketServerOpreate::on_message,this, &m_server, ::_1, ::_2));m_server.set_http_handler(bind(&WebSocketServerOpreate::on_http, this, &m_server, ::_1));m_server.set_fail_handler(bind(&WebSocketServerOpreate::on_fail, this, &m_server, ::_1));m_server.set_open_handler(bind(&WebSocketServerOpreate::on_open, this, &m_server, ::_1));m_server.set_close_handler(bind(&WebSocketServerOpreate::on_close, this, &m_server, ::_1));m_server.set_validate_handler(bind(&WebSocketServerOpreate::validate, this, &m_server, ::_1));// Initialize ASIOm_server.init_asio();m_server.set_reuse_addr(true);// Listen on portm_server.listen(m_usPort);// Start the server accept loopm_server.start_accept();}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;nRet = -1;}catch (const std::exception & e) {std::cout << e.what() << std::endl;nRet = -2;}catch (...) {std::cout << "other exception" << std::endl;nRet = -3;}return nRet;
}
int WebSocketServerOpreate::Uninit()
{return 0;
}
int WebSocketServerOpreate::StartWork()
{m_bThreadExit = false;m_threadMain = new boost::thread(boost::bind(&WebSocketServerOpreate::ThreadProccess, this));if (m_threadMain == NULL){m_bThreadExit = true;return -1;}else{return 0;}
}
int WebSocketServerOpreate::StopWork()
{//stopm_bThreadExit = true;m_server.stop();return 0;
}int WebSocketServerOpreate::ThreadProccess()
{while (true){if (m_bThreadExit){break;}m_server.poll_one();Sleep(100);}return 0;
}void WebSocketServerOpreate::InsertClientConnection(websocketpp::connection_hdl hdl)
{m_listClientConnection.push_back(hdl);
}
void WebSocketServerOpreate::DeleteClientConnection(websocketpp::connection_hdl hdl)
{std::list<websocketpp::connection_hdl>::iterator iter, iterEnd;iter = m_listClientConnection.begin();iterEnd = m_listClientConnection.end();for (iter; iter != iterEnd; iter++){server::connection_ptr conInput = m_server.get_con_from_hdl(hdl);server::connection_ptr conSrc = m_server.get_con_from_hdl(*iter);if (conInput == conInput){m_listClientConnection.erase(iter);break;}}
}// 字符串分割
int WebSocketServerOpreate::StringSplit(std::vector<std::string>& dst, const std::string& src, const std::string& separator)
{if (src.empty() || separator.empty())return 0;int nCount = 0;std::string temp;size_t pos = 0, offset = 0;// 分割第1~n-1个while ((pos = src.find_first_of(separator, offset)) != std::string::npos){temp = src.substr(offset, pos - offset);if (temp.length() > 0) {dst.push_back(temp);nCount++;}offset = pos + 1;}// 分割第n个temp = src.substr(offset, src.length() - offset);if (temp.length() > 0) {dst.push_back(temp);nCount++;}return nCount;
}
//去前后空格std::string& WebSocketServerOpreate::StringTrim(std::string &str)
{if (str.empty()) {return str;}str.erase(0, str.find_first_not_of(" "));str.erase(str.find_last_not_of(" ") + 1);return str;
}
//获取请求命令与参数
bool WebSocketServerOpreate::GetReqeustCommandAndParmeter(std::string strUri, std::string & strRequestOperateCommand, std::vector<NameAndValue> & listRequestOperateParameter)
{bool bRet = false;std::vector<std::string> vecRequest;int nRetSplit = StringSplit(vecRequest, strUri, "?");if (nRetSplit > 0){if (vecRequest.size() == 1){strRequestOperateCommand = vecRequest[0];}else if (vecRequest.size() > 1){strRequestOperateCommand = vecRequest[0];std::string strRequestParameter = vecRequest[1];std::vector<std::string> vecParams;nRetSplit = StringSplit(vecParams, strRequestParameter, "&");if (nRetSplit > 0){std::vector<std::string>::iterator iter, iterEnd;iter = vecParams.begin();iterEnd = vecParams.end();for (iter; iter != iterEnd; iter++){std::vector<std::string> vecNameOrValue;nRetSplit = StringSplit(vecNameOrValue, *iter, "=");if (nRetSplit > 0){NameAndValue nvNameAndValue;nvNameAndValue.strName = vecNameOrValue[0];nvNameAndValue.strValue = "";if (vecNameOrValue.size() > 1){nvNameAndValue.strValue = vecNameOrValue[1];}//insertlistRequestOperateParameter.push_back(nvNameAndValue);}}}}else{}}return bRet;
}//main.cpp
// WebSocketTest.cpp : 定义控制台应用程序的入口点。
//#include "stdafx.h"
#include "WebSocketServerOpreate.h"int main() {WebSocketServerOpreate serverWebSocketServerOpreate;serverWebSocketServerOpreate.Init(9100);serverWebSocketServerOpreate.StartWork();while (true){Sleep(200);}serverWebSocketServerOpreate.StopWork();serverWebSocketServerOpreate.Uninit();
}

//客户端

//WebSocketClientOperate.h
#include <websocketpp/config/asio_no_tls_client.hpp>
#include <websocketpp/client.hpp>
#include <iostream>
#include <boost/thread.hpp>typedef websocketpp::client<websocketpp::config::asio_client> client;using websocketpp::lib::placeholders::_1;
using websocketpp::lib::placeholders::_2;
using websocketpp::lib::bind;// pull out the type of messages sent by our config
typedef websocketpp::config::asio_client::message_type::ptr message_ptr;enum LoginStatus
{LoginStatus_LoginSuccessed = 0,           //登录成功LoginStatus_LoginFail = 1,                   //登录失败LoginStatus_NotLogin = 2,                    //未登录LoginStatus_Logining = 3,                 //登录中
};class WebSocketClientOperate
{
public:WebSocketClientOperate();virtual ~WebSocketClientOperate();int Init(char *pHostname, unsigned short usPort,char *pBaseUri, char *pLoginUsername, char *pLoginPassword);int Init(char *pHostname, unsigned short usPort, char *pUri);int Uninit();int StartWork();int StopWork();protected:int login();int logout();int ThreadProccess();protected://消息回调函数void on_message(client* c, websocketpp::connection_hdl hdl, message_ptr msg);//连接上服务器回调函数void on_open(client* c, websocketpp::connection_hdl hdl);//服务器断开连接回调函数void on_close(client* c, websocketpp::connection_hdl hdl);//无法连接上服务器回调函数，socket在内部已关闭上层无需再关闭void on_termination_handler(client* c, websocketpp::connection_hdl hdl);int closeConnect();int  sendTextData(char *pText);int  sendBinaryData(unsigned char *pData, int nSize);protected:boost::thread * m_threadMain;bool m_bThreadExit;bool m_bIsConnectedServer;bool m_bSubscribeDataSuccess;std::string m_strHostname;std::string m_strWSUrl;std::string m_strUsername;client m_client;client::connection_ptr m_connection;int m_nLoginStatus;std::string m_strLoginSessionId;DWORD m_dwLoginRequestTime;
};//WebSocketClientOperate.cpp
#include "stdafx.h"
#include "WebSocketClientOperate.h"
#include "InnerFunction.h"
#include <mmsystem.h>
#include "jsoncpp/include/json/json.h"#ifdef _DEBUG
#pragma comment(lib,"jsoncpp/lib/debug/lib_json.lib")
#else
#pragma comment(lib,"jsoncpp/lib/release/lib_json.lib")
#endif
#pragma comment(lib,"winmm.lib")#define Min_Login_Time                30000WebSocketClientOperate::WebSocketClientOperate()
{m_threadMain = NULL;m_bThreadExit = true;m_bIsConnectedServer = false;m_strHostname.clear();m_strWSUrl.clear();m_strUsername.clear();m_strLoginSessionId.clear();m_connection = NULL;m_nLoginStatus = LoginStatus_NotLogin;m_bSubscribeDataSuccess = false;m_dwLoginRequestTime = 0;
}WebSocketClientOperate::~WebSocketClientOperate()
{
}int WebSocketClientOperate::Init(char *pHostname, unsigned short usPort, char *pBaseUri, char *pLoginUsername, char *pLoginPassword)
{m_strHostname = pHostname;m_strUsername = pLoginUsername;char szUrl[1024] = { 0 };sprintf_s(szUrl, "ws://%s:%d/%s?uid=%s&pwd=%s", pHostname, usPort, pBaseUri, pLoginUsername, pLoginPassword);m_strWSUrl = szUrl;try {// Set logging to be pretty verbose (everything except message payloads)m_client.set_access_channels(websocketpp::log::alevel::all);m_client.clear_access_channels(websocketpp::log::alevel::frame_payload);// Initialize ASIOm_client.init_asio();m_client.set_reuse_addr(true);// Register our message handlerm_client.set_message_handler(bind(&WebSocketClientOperate::on_message, this, &m_client, ::_1, ::_2));m_client.set_open_handler(bind(&WebSocketClientOperate::on_open, this, &m_client, ::_1));m_client.set_close_handler(bind(&WebSocketClientOperate::on_close, this, &m_client, ::_1));}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;return -2;}return 0;
}
int WebSocketClientOperate::Init(char *pHostname, unsigned short usPort, char *pUri)
{m_strHostname = pHostname;char szUrl[1024] = { 0 };sprintf_s(szUrl, "ws://%s:%d/%s", pHostname, usPort, pUri);m_strWSUrl = szUrl;try {// Set logging to be pretty verbose (everything except message payloads)m_client.set_access_channels(websocketpp::log::alevel::all);m_client.clear_access_channels(websocketpp::log::alevel::frame_payload);// Initialize ASIOm_client.init_asio();m_client.set_reuse_addr(true);// Register our message handlerm_client.set_message_handler(bind(&WebSocketClientOperate::on_message, this, &m_client, ::_1, ::_2));m_client.set_open_handler(bind(&WebSocketClientOperate::on_open, this, &m_client, ::_1));m_client.set_close_handler(bind(&WebSocketClientOperate::on_close, this, &m_client, ::_1));}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;return -2;}return 0;
}
int WebSocketClientOperate::Uninit()
{return 0;
}int WebSocketClientOperate::StartWork()
{m_bThreadExit = false;m_threadMain = new boost::thread(boost::bind(&WebSocketClientOperate::ThreadProccess, this));if (m_threadMain == NULL){m_bThreadExit = true;return -1;}else{return 0;}
}
int WebSocketClientOperate::StopWork()
{int nRet = 0;m_bThreadExit = true;m_client.stop();if (m_threadMain != NULL){m_threadMain->join();delete m_threadMain;m_threadMain = NULL;}m_nLoginStatus = LoginStatus_NotLogin;return nRet;
}int WebSocketClientOperate::login()
{int nRet = 0;try {//防止频繁登录if (m_dwLoginRequestTime != 0 && m_nLoginStatus != LoginStatus_LoginSuccessed){DWORD dwCurrentTime = timeGetTime();if ((dwCurrentTime - m_dwLoginRequestTime) <= Min_Login_Time){return 1;}}m_nLoginStatus = LoginStatus_Logining;m_dwLoginRequestTime = timeGetTime();websocketpp::lib::error_code ec;m_connection = m_client.get_connection(m_strWSUrl, ec);if (ec){std::cout << "could not create connection because: " << ec.message() << std::endl;m_nLoginStatus = LoginStatus_LoginFail;return -1;}// Note that connect here only requests a connection. No network messages are// exchanged until the event loop starts running in the next line.m_client.connect(m_connection);//设置连接断开通知handlerm_connection->set_termination_handler(bind(&WebSocketClientOperate::on_termination_handler, this, &m_client, ::_1));}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;m_nLoginStatus = LoginStatus_LoginFail;return -2;}return nRet;
}int WebSocketClientOperate::logout()
{m_nLoginStatus = LoginStatus_NotLogin;return -1;
}int WebSocketClientOperate::ThreadProccess()
{while (true){if (m_bThreadExit){break;}if (!m_bIsConnectedServer){if (m_nLoginStatus == LoginStatus_LoginFail || m_nLoginStatus == LoginStatus_NotLogin){login();}}else{sendTextData("aaaaaa");}if (m_nLoginStatus == LoginStatus_LoginSuccessed){m_client.poll_one();Sleep(100);}else{//首次连接之后，需要快速握手，不能等待长时间，否则websocket握手失败；websocket握手成功之后，可以等待长时间m_client.poll_one();Sleep(100);}}return 0;
}// This message handler will be invoked once for each incoming message. It
// prints the message and then sends a copy of the message back to the server.
void WebSocketClientOperate::on_message(client* c, websocketpp::connection_hdl hdl, message_ptr msg) {std::cout << "on_message called with hdl: " << hdl.lock().get()<< " and message: " << msg->get_payload()<< std::endl;//不同业务，接收不同数据内容，解析相应的数据并处理std::string strRecvice = Utf8toAscii(msg->get_payload());Json::Reader reader;Json::Value root;bool bRet = reader.parse(strRecvice, root);if (bRet){int nRetErrorCode = root["ret"].asInt();;int nOperateType = root["operatetype"].asInt();if (nOperateType == 2)                                  //登录应答{m_strLoginSessionId = root["sessionid"].asString();if (nRetErrorCode == 0){//登录成功m_nLoginStatus = LoginStatus_LoginSuccessed;}}else{}}
}void WebSocketClientOperate::on_open(client* c, websocketpp::connection_hdl hdl) {std::cout << "open handler" << std::endl;client::connection_ptr con = c->get_con_from_hdl(hdl);//websocketpp::config::core_client::request_type requestClient = con->get_request();if (con->get_ec().value() != 0){m_bIsConnectedServer = false;}else{m_bIsConnectedServer = true;}
}void WebSocketClientOperate::on_close(client* c, websocketpp::connection_hdl hdl)
{closeConnect();m_bSubscribeDataSuccess = false;m_bIsConnectedServer = false;m_nLoginStatus = LoginStatus_NotLogin;
}void WebSocketClientOperate::on_termination_handler(client* c, websocketpp::connection_hdl hdl)
{closeConnect();m_nLoginStatus = LoginStatus_LoginFail;m_bIsConnectedServer = false;
}int WebSocketClientOperate::closeConnect()
{int nRet = 0;try {if (m_connection != NULL && m_connection->get_state() == websocketpp::session::state::value::open){websocketpp::close::status::value cvValue = 0;std::string strReason = "";m_connection->close(cvValue, strReason);}}catch (websocketpp::exception const & e){std::cout << e.what() << std::endl;nRet = -1;}return nRet;
}int  WebSocketClientOperate::sendTextData(char *pText)
{int nRet = 0;try {websocketpp::lib::error_code ec;ec = m_connection->send(pText);if (ec) {std::cout << "Echo failed because: " << ec.message() << std::endl;nRet = -1;}}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;return -2;}return nRet;
}int  WebSocketClientOperate::sendBinaryData(unsigned char *pData, int nSize)
{int nRet = 0;try {websocketpp::lib::error_code ec;ec = m_connection->send(pData, nSize, websocketpp::frame::opcode::binary);if (ec) {std::cout << "Echo failed because: " << ec.message() << std::endl;nRet = -1;}}catch (websocketpp::exception const & e) {std::cout << e.what() << std::endl;return -2;}return nRet;
}//main.cpp
#include "stdafx.h"#include "WebSocketClientOperate.h"int main(int argc, char* argv[]) {WebSocketClientOperate clientWebSocketClientOperate;clientWebSocketClientOperate.Init("127.0.0.1", 9100,"ws", "admin", "admin");clientWebSocketClientOperate.StartWork();while (true){Sleep(200);}return 0;
}

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