ZLMediaKit/src/Http/HttpSession.h

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/*
* 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 SRC_HTTP_HTTPSESSION_H_
#define SRC_HTTP_HTTPSESSION_H_
#include <functional>
#include "Network/TcpSession.h"
#include "Rtmp/RtmpMediaSource.h"
#include "Rtmp/FlvMuxer.h"
#include "HttpRequestSplitter.h"
#include "WebSocketSplitter.h"
#include "HttpCookieManager.h"
#include "HttpFileManager.h"
using namespace std;
using namespace toolkit;
namespace mediakit {
class HttpSession: public TcpSession,
public FlvMuxer,
public HttpRequestSplitter,
public WebSocketSplitter {
public:
typedef StrCaseMap KeyValue;
typedef HttpResponseInvokerImp HttpResponseInvoker;
/**
* @param errMsg 如果为空,则代表鉴权通过,否则为错误提示
* @param accessPath 运行或禁止访问的根目录
* @param cookieLifeSecond 鉴权cookie有效期
**/
typedef std::function<void(const string &errMsg,const string &accessPath, int cookieLifeSecond)> HttpAccessPathInvoker;
HttpSession(const Socket::Ptr &pSock);
virtual ~HttpSession();
virtual void onRecv(const Buffer::Ptr &) override;
virtual void onError(const SockException &err) override;
virtual void onManager() override;
static string urlDecode(const string &str);
protected:
//FlvMuxer override
void onWrite(const Buffer::Ptr &data) override ;
void onDetach() override;
std::shared_ptr<FlvMuxer> getSharedPtr() override;
//HttpRequestSplitter override
int64_t onRecvHeader(const char *data,uint64_t len) override;
void onRecvContent(const char *data,uint64_t len) override;
/**
* 重载之用于处理不定长度的content
* 这个函数可用于处理大文件上传、http-flv推流
* @param header http请求头
* @param data content分片数据
* @param len content分片数据大小
* @param totalSize content总大小,如果为0则是不限长度content
* @param recvedSize 已收数据大小
*/
virtual void onRecvUnlimitedContent(const Parser &header,
const char *data,
uint64_t len,
uint64_t totalSize,
uint64_t recvedSize){
shutdown(SockException(Err_shutdown,"http post content is too huge,default closed"));
}
/**
* websocket客户端连接上事件
* @param header http头
* @return true代表允许websocket连接否则拒绝
*/
virtual bool onWebSocketConnect(const Parser &header){
WarnL << "http server do not support websocket default";
return false;
}
//WebSocketSplitter override
/**
* 发送数据进行websocket协议打包后回调
* @param buffer websocket协议数据
*/
void onWebSocketEncodeData(const Buffer::Ptr &buffer) override;
private:
void Handle_Req_GET(int64_t &content_len);
void Handle_Req_POST(int64_t &content_len);
bool checkLiveFlvStream(const function<void()> &cb = nullptr);
bool checkWebSocket();
bool emitHttpEvent(bool doInvoke);
void urlDecode(Parser &parser);
void sendNotFound(bool bClose);
void sendResponse(const char *pcStatus, bool bClose, const char *pcContentType = nullptr,
const HttpSession::KeyValue &header = HttpSession::KeyValue(),
const HttpBody::Ptr &body = nullptr,bool is_http_flv = false);
//设置socket标志
void setSocketFlags();
private:
string _origin;
Parser _parser;
Ticker _ticker;
//消耗的总流量
uint64_t _ui64TotalBytes = 0;
//flv over http
MediaInfo _mediaInfo;
//处理content数据的callback
function<bool (const char *data,uint64_t len) > _contentCallBack;
bool _flv_over_websocket = false;
bool _is_flv_stream = false;
};
typedef TcpSessionWithSSL<HttpSession> HttpsSession;
} /* namespace mediakit */
#endif /* SRC_HTTP_HTTPSESSION_H_ */