Skip to content

Z
ZLMediaKit
Commit 644905a3 by xiongziliang
Options

实现websocket客户端模板

parent 30950757
正在显示 包含 377 行增加 和 460 行删除
ZLToolKit @ 91246bb0
Subproject commit 0b406073125080ab8edd13ee7c14e573e54baa35 Subproject commit 91246bb01475c7336040a4b7ec35d0584887f365
src/Http/WebSocketClient.cpp deleted 100644 → 0
#include "WebSocketClient.h"
int mediakit::WebSocketClient::send(const string& buf)
{
if (_sock)
{
if (_WSClientStatus == WORKING)
{
_session->send(buf);
return 0;
}
else
{
return -1;
}
}
}
void mediakit::WebSocketClient::clear()
{
_method.clear();
_path.clear();
_parser.Clear();
_recvedBodySize = 0;
_totalBodySize = 0;
_aliveTicker.resetTime();
_chunkedSplitter.reset();
HttpRequestSplitter::reset();
}
const std::string & mediakit::WebSocketClient::responseStatus() const
{
return _parser.Url();
}
const mediakit::WebSocketClient::HttpHeader & mediakit::WebSocketClient::responseHeader() const
{
return _parser.getValues();
}
const mediakit::Parser& mediakit::WebSocketClient::response() const
{
return _parser;
}
const std::string & mediakit::WebSocketClient::getUrl() const
{
return _url;
}
int64_t mediakit::WebSocketClient::onResponseHeader(const string &status, const HttpHeader &headers)
{
DebugL << status;
//无Content-Length字段时默认后面全是content
return -1;
}
void mediakit::WebSocketClient::onResponseBody(const char *buf, int64_t size, int64_t recvedSize, int64_t totalSize)
{
DebugL << size << " " << recvedSize << " " << totalSize;
}
void mediakit::WebSocketClient::onResponseCompleted()
{
DebugL;
}
int64_t mediakit::WebSocketClient::onRecvHeader(const char *data, uint64_t len)
{
_parser.Parse(data);
if (_parser.Url() == "101")
{
switch (_WSClientStatus)
{
case HANDSHAKING:
{
StrCaseMap& valueMap = _parser.getValues();
auto key = valueMap.find("Sec-WebSocket-Accept");
if (key != valueMap.end() && key->second.length() > 0) {
onConnect(SockException());
}
break;
}
}
return -1;
}
else
{
shutdown(SockException(Err_shutdown, _parser.Url().c_str()));
return 0;
}
return -1;
}
void mediakit::WebSocketClient::onRecvContent(const char *data, uint64_t len)
{
if (_chunkedSplitter) {
_chunkedSplitter->input(data, len);
return;
}
auto recvedBodySize = _recvedBodySize + len;
if (_totalBodySize < 0) {
//不限长度的content,最大支持INT64_MAX个字节
onResponseBody(data, len, recvedBodySize, INT64_MAX);
_recvedBodySize = recvedBodySize;
return;
}
//固定长度的content
if (recvedBodySize < _totalBodySize) {
//content还未接收完毕
onResponseBody(data, len, recvedBodySize, _totalBodySize);
_recvedBodySize = recvedBodySize;
return;
}
//content接收完毕
onResponseBody(data, _totalBodySize - _recvedBodySize, _totalBodySize, _totalBodySize);
bool biggerThanExpected = recvedBodySize > _totalBodySize;
onResponseCompleted_l();
if (biggerThanExpected) {
//声明的content数据比真实的小，那么我们只截取前面部分的并断开链接
shutdown(SockException(Err_shutdown, "http response content size bigger than expected"));
}
}
void mediakit::WebSocketClient::onConnect(const SockException &ex)
{
_aliveTicker.resetTime();
if (ex) {
onDisconnect(ex);
return;
}
//先假设http客户端只会接收一点点数据（只接受http头，节省内存）
_sock->setReadBuffer(std::make_shared<BufferRaw>(1 * 1024));
_totalBodySize = 0;
_recvedBodySize = 0;
HttpRequestSplitter::reset();
_chunkedSplitter.reset();
if (_WSClientStatus == WSCONNECT)
{
//Websocket握手
string random = get_random(16);
auto Sec_WebSocket_Key = encodeBase64(SHA1::encode_bin(random));
_key = Sec_WebSocket_Key;
string p = generate_websocket_client_handshake(_ip.c_str(), _port, _url.c_str(), _key.c_str());
TcpClient::send(p);
_WSClientStatus = HANDSHAKING;
}
else if (_WSClientStatus == HANDSHAKING)
{
_WSClientStatus = WORKING;
}
onFlush();
}
void mediakit::WebSocketClient::onRecv(const Buffer::Ptr &pBuf)
{
_aliveTicker.resetTime();
if (_WSClientStatus == HANDSHAKING || _WSClientStatus == WSCONNECT)
HttpRequestSplitter::input(pBuf->data(), pBuf->size());
else if (_WSClientStatus == WORKING)
{
WebSocketSplitter::decode((uint8_t *)pBuf->data(), pBuf->size());
}
}
void mediakit::WebSocketClient::onErr(const SockException &ex)
{
_session->onError(ex);
onDisconnect(ex);
}
void mediakit::WebSocketClient::onManager()
{
if (_WSClientStatus != WORKING)
{
if (_fTimeOutSec > 0 && _aliveTicker.elapsedTime() > _fTimeOutSec * 1000) {
//超时
shutdown(SockException(Err_timeout, "ws server respone timeout"));
}
}
else
_session->onManager();
}
std::string mediakit::WebSocketClient::generate_websocket_client_handshake(const char* ip, uint16_t port, const char * path, const char * key)
{
/**
* @brief 业务数据被分片的单片最大大小， 等于 65535 - 14 - 1
*/
#define DATA_FRAME_MAX_LEN 65520
#define HANDSHAKE_SIZE 1024
char buf[HANDSHAKE_SIZE] = { 0 };
snprintf(buf, HANDSHAKE_SIZE,
"GET %s HTTP/1.1\r\n"
"Host: %s:%d\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Sec-WebSocket-Key: %s\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n",
path, ip, port, key);
string temBuf(buf);
return temBuf;
}
std::string mediakit::WebSocketClient::get_random(size_t n)
{
random_device rd;
_StrPrinter printer;
for (int i = 0; i < n; i++)
{
unsigned int rnd = rd();
printer << rnd % 9;
}
return string(printer);
}
void mediakit::WebSocketClient::onWebSocketDecodeHeader(const WebSocketHeader &packet)
{
//新包，原来的包残余数据清空掉
_remian_data.clear();
if (_firstPacket) {
//这是个WebSocket会话而不是普通的Http会话
_firstPacket = false;
//此处截取数据并进行websocket协议打包
}
}
void mediakit::WebSocketClient::onWebSocketDecodePlayload(const WebSocketHeader &packet, const uint8_t *ptr, uint64_t len, uint64_t recved)
{
_remian_data.append((char *)ptr, len);
}
void mediakit::WebSocketClient::onWebSocketDecodeComplete(const WebSocketHeader &header_in)
{
WebSocketHeader& header = const_cast<WebSocketHeader&>(header_in);
auto flag = header._mask_flag;
header._mask_flag = false;
switch (header._opcode) {
case WebSocketHeader::CLOSE: {
shutdown(SockException(Err_timeout, "session timeouted"));
}
break;
case WebSocketHeader::PING: {
const_cast<WebSocketHeader&>(header)._opcode = WebSocketHeader::PONG;
WebSocketSplitter::encode(header, (uint8_t *)_remian_data.data(), _remian_data.size());
}
break;
case WebSocketHeader::CONTINUATION: {
}
break;
case WebSocketHeader::TEXT:
case WebSocketHeader::BINARY: {
BufferString::Ptr buffer = std::make_shared<BufferString>(_remian_data);
_session->onRecv(buffer);
}
break;
default:
break;
}
_remian_data.clear();
header._mask_flag = flag;
}
void mediakit::WebSocketClient::onWebSocketEncodeData(const uint8_t *ptr, uint64_t len)
{
TcpClient::send(string((char*)ptr, len));
}
void mediakit::WebSocketClient::onResponseCompleted_l()
{
_totalBodySize = 0;
_recvedBodySize = 0;
onResponseCompleted();
}
src/Http/WebSocketClient.h
#ifndef Http_WebSocketClient_h /*
#define Http_WebSocketClient_h * MIT License
*
* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ZLMEDIAKIT_WebSocketClient_H
#define ZLMEDIAKIT_WebSocketClient_H
#include <stdio.h>
#include <string.h>
#include <functional>
#include <memory>
#include "Util/util.h" #include "Util/util.h"
#include "Util/mini.h"
#include "Network/TcpClient.h"
#include "Common/Parser.h"
#include "HttpRequestSplitter.h"
#include "HttpCookie.h"
#include "HttpChunkedSplitter.h"
#include "strCoding.h"
#include "Http/HttpClient.h"
#include "Http/WebSocketSplitter.h"
#include "Http/WebSocketSession.h"
#include <cstdlib>
#include <random>
#include "Common/config.h"
#include "Util/SHA1.h"
#include "Util/base64.h" #include "Util/base64.h"
#include "Util/SHA1.h"
#include "Network/TcpClient.h"
#include "HttpClientImp.h"
using namespace std; #include "WebSocketSplitter.h"
using namespace toolkit; using namespace toolkit;
namespace mediakit { namespace mediakit{
/** template <typename ClientType,WebSocketHeader::Type DataType>
* @brief 客户端的状态 class HttpWsClient;
*/
typedef enum WSClientStatus {
WSCONNECT,
HANDSHAKING, ///握手中
WORKING, ///工作中
} WSClientStatus;
class WebSocketClient : public TcpClient , public HttpRequestSplitter, public WebSocketSplitter template <typename ClientType,WebSocketHeader::Type DataType>
{ class ClientTypeImp : public ClientType {
public: public:
typedef StrCaseMap HttpHeader; typedef function<int(const Buffer::Ptr &buf)> onBeforeSendCB;
typedef std::shared_ptr<WebSocketClient> Ptr; friend class HttpWsClient<ClientType,DataType>;
WebSocketClient() :_WSClientStatus(WSCONNECT) {}
virtual ~WebSocketClient() {}
template <typename SessionType>
void startConnect(const string &strUrl, uint16_t iPort, float fTimeOutSec = 3)
{
_ip = strUrl;
_port = iPort;
TcpClient::startConnect(strUrl, iPort, fTimeOutSec);
typedef function<int(const Buffer::Ptr &buf)> onBeforeSendCB;
/**
* 该类实现了TcpSession派生类发送数据的截取
* 目的是发送业务数据前进行websocket协议的打包
*/
class SessionImp : public SessionType {
public:
SessionImp(const Socket::Ptr &pSock) :SessionType(pSock) {}
~SessionImp() {}
/**
* 设置发送数据截取回调函数
* @param cb 截取回调函数
*/
void setOnBeforeSendCB(const onBeforeSendCB &cb) {
_beforeSendCB = cb;
}
protected:
/**
* 重载send函数截取数据
* @param buf 需要截取的数据
* @return 数据字节数
*/
int send(const Buffer::Ptr &buf) override {
if (_beforeSendCB) {
return _beforeSendCB(buf);
}
return SessionType::send(buf);
}
private:
onBeforeSendCB _beforeSendCB;
};
std::shared_ptr<SessionImp> temSession = std::make_shared<SessionImp>(_sock);
//此处截取数据并进行websocket协议打包
weak_ptr<WebSocketClient> weakSelf = dynamic_pointer_cast<WebSocketClient>(WebSocketClient::shared_from_this());
_sock->setOnErr([weakSelf](const SockException &ex) {
auto strongSelf = weakSelf.lock();
if (!strongSelf) {
return;
}
strongSelf->onErr(ex);
});
temSession->setOnBeforeSendCB([weakSelf](const Buffer::Ptr &buf) {
auto strongSelf = weakSelf.lock();
if (strongSelf) {
WebSocketHeader header;
header._fin = true;
header._reserved = 0;
header._opcode = WebSocketHeader::BINARY;
header._mask_flag = false;
strongSelf->WebSocketSplitter::encode(header, (uint8_t *)buf->data(), buf->size());
}
return buf->size();
});
_session = temSession;
_session->onManager();
}
virtual int send(const string& buf);
virtual void clear();
const string &responseStatus() const;
const HttpHeader &responseHeader() const;
const Parser& response() const;
const string &getUrl() const;
template<typename ...ArgsType>
ClientTypeImp(ArgsType &&...args): ClientType(std::forward<ArgsType>(args)...){}
~ClientTypeImp() override {};
protected: protected:
virtual int64_t onResponseHeader(const string &status,const HttpHeader &headers);;
virtual void onResponseBody(const char *buf,int64_t size,int64_t recvedSize,int64_t totalSize);;
/** /**
* 接收http回复完毕, * 发送前拦截并打包为websocket协议
* @param buf
* @return
*/ */
virtual void onResponseCompleted(); int send(const Buffer::Ptr &buf) override{
if(_beforeSendCB){
return _beforeSendCB(buf);
}
return ClientType::send(buf);
}
/** /**
* http链接断开回调 * 设置发送数据截取回调函数
* @param ex 断开原因 * @param cb 截取回调函数
*/ */
virtual void onDisconnect(const SockException &ex){} void setOnBeforeSendCB(const onBeforeSendCB &cb){
_beforeSendCB = cb;
//HttpRequestSplitter override }
int64_t onRecvHeader(const char *data, uint64_t len) override; private:
onBeforeSendCB _beforeSendCB;
};
void onRecvContent(const char *data, uint64_t len) override; template <typename ClientType,WebSocketHeader::Type DataType = WebSocketHeader::TEXT>
class HttpWsClient : public HttpClientImp , public WebSocketSplitter{
public:
typedef shared_ptr<HttpWsClient> Ptr;
HttpWsClient(ClientTypeImp<ClientType,DataType> &delegate) : _delegate(delegate){
_Sec_WebSocket_Key = encodeBase64(SHA1::encode_bin(makeRandStr(16, false)));
}
~HttpWsClient(){}
void startWsClient(const string &ws_url,float fTimeOutSec){
string http_url = ws_url;
replace(http_url,"ws://","http://");
replace(http_url,"wss://","https://");
setMethod("GET");
addHeader("Upgrade","websocket");
addHeader("Connection","Upgrade");
addHeader("Sec-WebSocket-Version","13");
addHeader("Sec-WebSocket-Key",_Sec_WebSocket_Key);
_onRecv = nullptr;
sendRequest(http_url,fTimeOutSec);
}
protected: protected:
virtual void onConnect(const SockException &ex) override; //HttpClientImp override
virtual void onRecv(const Buffer::Ptr &pBuf) override; /**
* 收到http回复头
* @param status 状态码，譬如:200 OK
* @param headers http头
* @return 返回后续content的长度；-1:后续数据全是content；>=0:固定长度content
* 需要指出的是，在http头中带有Content-Length字段时，该返回值无效
*/
int64_t onResponseHeader(const string &status,const HttpHeader &headers) override {
if(status == "101"){
auto Sec_WebSocket_Accept = encodeBase64(SHA1::encode_bin(_Sec_WebSocket_Key + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"));
if(Sec_WebSocket_Accept == const_cast<HttpHeader &>(headers)["Sec-WebSocket-Accept"]){
//success
onWebSocketException(SockException());
return 0;
}
shutdown(SockException(Err_shutdown,StrPrinter << "Sec-WebSocket-Accept mismatch"));
return 0;
}
shutdown(SockException(Err_shutdown,StrPrinter << "bad http status code:" << status));
return 0;
};
virtual void onErr(const SockException &ex) override; /**
* 接收http回复完毕,
*/
void onResponseCompleted() override {}
//TcpClient override
void onManager() override {
if(_onRecv){
//websocket连接成功了
_delegate.onManager();
} else{
//websocket连接中...
HttpClientImp::onManager();
}
}
//数据全部发送完毕后回调
void onFlush() override{
if(_onRecv){
//websocket连接成功了
_delegate.onFlush();
} else{
//websocket连接中...
HttpClientImp::onFlush();
}
}
virtual void onFlush() override {}; /**
* tcp连接结果
* @param ex
*/
void onConnect(const SockException &ex) override{
if(ex){
//tcp连接失败，直接返回失败
onWebSocketException(ex);
return;
}
//开始websocket握手
HttpClientImp::onConnect(ex);
}
virtual void onManager() override; /**
* tcp收到数据
* @param pBuf
*/
void onRecv(const Buffer::Ptr &pBuf) override{
if(_onRecv){
//完成websocket握手后，拦截websocket数据
_onRecv(pBuf);
}else{
//websocket握手数据
HttpClientImp::onRecv(pBuf);
}
}
protected: //tcp连接断开
string generate_websocket_client_handshake(const char* ip, uint16_t port, const char * path, const char * key); void onErr(const SockException &ex) override{
//tcp断开或者shutdown导致的断开
onWebSocketException(ex);
}
string get_random(size_t n); //WebSocketSplitter override
/**
* 收到一个webSocket数据包包头，后续将继续触发onWebSocketDecodePlayload回调
* @param header 数据包头
*/
void onWebSocketDecodeHeader(const WebSocketHeader &header) override{
_payload.clear();
}
void onWebSocketDecodeHeader(const WebSocketHeader &packet) override; /**
* 收到webSocket数据包负载
* @param header 数据包包头
* @param ptr 负载数据指针
* @param len 负载数据长度
* @param recved 已接收数据长度(包含本次数据长度)，等于header._playload_len时则接受完毕
*/
void onWebSocketDecodePlayload(const WebSocketHeader &header, const uint8_t *ptr, uint64_t len, uint64_t recved) override{
_payload.append((char *)ptr,len);
}
void onWebSocketDecodePlayload(const WebSocketHeader &packet, const uint8_t *ptr, uint64_t len, uint64_t recved) override;
void onWebSocketDecodeComplete(const WebSocketHeader &header_in) override; /**
* 接收到完整的一个webSocket数据包后回调
* @param header 数据包包头
*/
void onWebSocketDecodeComplete(const WebSocketHeader &header_in) override{
WebSocketHeader& header = const_cast<WebSocketHeader&>(header_in);
auto flag = header._mask_flag;
//websocket客户端发送数据需要加密
header._mask_flag = true;
switch (header._opcode){
case WebSocketHeader::CLOSE:{
//服务器主动关闭
WebSocketSplitter::encode(header,nullptr);
shutdown(SockException(Err_eof,"websocket server close the connection"));
}
break;
case WebSocketHeader::PING:{
//心跳包
header._opcode = WebSocketHeader::PONG;
WebSocketSplitter::encode(header,std::make_shared<BufferString>(std::move(_payload)));
}
break;
case WebSocketHeader::CONTINUATION:{
virtual void onWebSocketEncodeData(const uint8_t *ptr, uint64_t len); }
break;
case WebSocketHeader::TEXT:
case WebSocketHeader::BINARY:{
//接收完毕websocket数据包，触发onRecv事件
_delegate.onRecv(std::make_shared<BufferString>(std::move(_payload)));
}
break;
default:
break;
}
_payload.clear();
header._mask_flag = flag;
}
/**
* websocket数据编码回调
* @param ptr 数据指针
* @param len 数据指针长度
*/
void onWebSocketEncodeData(const Buffer::Ptr &buffer) override{
HttpClientImp::send(buffer);
}
private: private:
void onResponseCompleted_l(); void onWebSocketException(const SockException &ex){
if(!ex){
//websocket握手成功
//此处截取TcpClient派生类发送的数据并进行websocket协议打包
weak_ptr<HttpWsClient> weakSelf = dynamic_pointer_cast<HttpWsClient>(shared_from_this());
_delegate.setOnBeforeSendCB([weakSelf](const Buffer::Ptr &buf){
auto strongSelf = weakSelf.lock();
if(strongSelf){
WebSocketHeader header;
header._fin = true;
header._reserved = 0;
header._opcode = DataType;
//客户端需要加密
header._mask_flag = true;
strongSelf->WebSocketSplitter::encode(header,buf);
}
return buf->size();
});
//触发连接成功事件
_delegate._sock = HttpClientImp::_sock;
_delegate.onConnect(ex);
//拦截websocket数据接收
_onRecv = [this](const Buffer::Ptr &pBuf){
WebSocketSplitter::decode((uint8_t*)pBuf->data(),pBuf->size());
};
return;
}
//websocket握手失败或者tcp连接失败或者中途断开
if(_onRecv){
//握手成功之后的中途断开
_onRecv = nullptr;
_delegate.onErr(ex);
return;
}
//websocket握手失败或者tcp连接失败
_delegate.onConnect(ex);
}
protected:
bool _isHttps;
private: private:
string _ip; string _Sec_WebSocket_Key;
int _port; function<void(const Buffer::Ptr &pBuf)> _onRecv;
string _url; ClientTypeImp<ClientType,DataType> &_delegate;
string _method; string _payload;
string _path;
//recv
int64_t _recvedBodySize;
int64_t _totalBodySize;
Parser _parser;
string _lastHost;
Ticker _aliveTicker;
float _fTimeOutSec = 0;
std::shared_ptr<HttpChunkedSplitter> _chunkedSplitter;
std::string _key; ///客户端的key
WSClientStatus _WSClientStatus; ///客户端状态
bool _firstPacket = true;
string _remian_data;
std::shared_ptr<TcpSession> _session;
}; };
} /* namespace mediakit */ template <typename ClientType,WebSocketHeader::Type DataType = WebSocketHeader::TEXT,bool userWSS = false >
class WebSocketClient : public ClientTypeImp<ClientType,DataType>{
public:
typedef std::shared_ptr<WebSocketClient> Ptr;
template<typename ...ArgsType>
WebSocketClient(ArgsType &&...args) : ClientTypeImp<ClientType,DataType>(std::forward<ArgsType>(args)...){
_wsClient.reset(new HttpWsClient<ClientType,DataType>(*this));
}
~WebSocketClient() override {}
void startConnect(const string &strUrl, uint16_t iPort, float fTimeOutSec = 3) override {
string ws_url;
if(userWSS){
ws_url = StrPrinter << "wss://" + strUrl << ":" << iPort << "/" ;
}else{
ws_url = StrPrinter << "ws://" + strUrl << ":" << iPort << "/" ;
}
_wsClient->startWsClient(ws_url,fTimeOutSec);
}
private:
typename HttpWsClient<ClientType,DataType>::Ptr _wsClient;
};
#endif /* Http_HttpClient_h */ }//namespace mediakit
#endif //ZLMEDIAKIT_WebSocketClient_H
tests/test_wsClient.cpp 0 → 100644
/*
* MIT License
*
* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <signal.h>
#include <string>
#include <iostream>
#include "Util/MD5.h"
#include "Util/logger.h"
#include "Http/WebSocketClient.h"
using namespace std;
using namespace toolkit;
using namespace mediakit;
class EchoTcpClient : public TcpClient {
public:
EchoTcpClient(const EventPoller::Ptr &poller = nullptr){
InfoL;
}
~EchoTcpClient() override {
InfoL;
}
protected:
void onRecv(const Buffer::Ptr &pBuf) override {
DebugL << pBuf->toString();
}
//被动断开连接回调
void onErr(const SockException &ex) override {
WarnL << ex.what();
}
//tcp连接成功后每2秒触发一次该事件
void onManager() override {
send("echo test!");
DebugL << "send echo test";
}
//连接服务器结果回调
void onConnect(const SockException &ex) override{
DebugL << ex.what();
}
//数据全部发送完毕后回调
void onFlush() override{
DebugL;
}
};
int main(int argc, char *argv[]) {
//设置退出信号处理函数
static semaphore sem;
signal(SIGINT, [](int) { sem.post(); });// 设置退出信号
//设置日志
Logger::Instance().add(std::make_shared<ConsoleChannel>());
Logger::Instance().setWriter(std::make_shared<AsyncLogWriter>());
WebSocketClient<EchoTcpClient>::Ptr client = std::make_shared<WebSocketClient<EchoTcpClient> >();
client->startConnect("127.0.0.1",80);
sem.wait();
return 0;
}
Markdown 格式
0% 或
您添加了 0 人 到此讨论。请谨慎行事。
请先完成此评论的编辑！
请 注册 或者 后发表评论