mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-01 00:57:28 +08:00
168 lines
6.1 KiB
C++
168 lines
6.1 KiB
C++
/*
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* MIT License
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*
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* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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*
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* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef SRC_HTTP_HTTPSESSION_H_
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#define SRC_HTTP_HTTPSESSION_H_
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#include <functional>
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#include "Common/config.h"
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#include "Common/Parser.h"
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#include "Network/TcpSession.h"
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#include "Network/TcpServer.h"
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#include "Rtmp/RtmpMediaSource.h"
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#include "Rtmp/FlvMuxer.h"
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#include "HttpRequestSplitter.h"
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#include "WebSocketSplitter.h"
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#include "HttpCookieManager.h"
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using namespace std;
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using namespace toolkit;
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namespace mediakit {
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class HttpSession: public TcpSession,
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public FlvMuxer,
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public HttpRequestSplitter,
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public WebSocketSplitter {
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public:
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typedef StrCaseMap KeyValue;
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typedef std::function<void(const string &codeOut,
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const KeyValue &headerOut,
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const string &contentOut)> HttpResponseInvoker;
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/**
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* @param errMsg 如果为空,则代表鉴权通过,否则为错误提示
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* @param accessPath 运行或禁止访问的根目录
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* @param cookieLifeSecond 鉴权cookie有效期
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**/
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typedef std::function<void(const string &errMsg,const string &accessPath, int cookieLifeSecond)> HttpAccessPathInvoker;
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HttpSession(const Socket::Ptr &pSock);
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virtual ~HttpSession();
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virtual void onRecv(const Buffer::Ptr &) override;
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virtual void onError(const SockException &err) override;
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virtual void onManager() override;
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static string urlDecode(const string &str);
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protected:
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//FlvMuxer override
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void onWrite(const Buffer::Ptr &data) override ;
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void onDetach() override;
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std::shared_ptr<FlvMuxer> getSharedPtr() override;
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//HttpRequestSplitter override
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int64_t onRecvHeader(const char *data,uint64_t len) override;
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void onRecvContent(const char *data,uint64_t len) override;
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/**
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* 重载之用于处理不定长度的content
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* 这个函数可用于处理大文件上传、http-flv推流
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* @param header http请求头
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* @param data content分片数据
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* @param len content分片数据大小
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* @param totalSize content总大小,如果为0则是不限长度content
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* @param recvedSize 已收数据大小
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*/
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virtual void onRecvUnlimitedContent(const Parser &header,
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const char *data,
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uint64_t len,
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uint64_t totalSize,
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uint64_t recvedSize){
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shutdown(SockException(Err_shutdown,"http post content is too huge,default closed"));
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}
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void onWebSocketDecodeHeader(const WebSocketHeader &packet) override{
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shutdown(SockException(Err_shutdown,"websocket connection default closed"));
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};
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void onRecvWebSocketData(const Parser &header,const char *data,uint64_t len){
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WebSocketSplitter::decode((uint8_t *)data,len);
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}
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/**
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* 发送数据进行websocket协议打包后回调
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* @param buffer
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*/
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void onWebSocketEncodeData(const Buffer::Ptr &buffer) override;
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private:
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inline void Handle_Req_GET(int64_t &content_len);
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inline void Handle_Req_POST(int64_t &content_len);
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inline bool checkLiveFlvStream(const function<void()> &cb = nullptr);
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inline bool checkWebSocket();
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inline bool emitHttpEvent(bool doInvoke);
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inline void urlDecode(Parser &parser);
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inline void sendNotFound(bool bClose);
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inline void sendResponse(const char *pcStatus,const KeyValue &header,const string &strContent);
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inline KeyValue makeHttpHeader(bool bClose=false,int64_t iContentSize=-1,const char *pcContentType="text/html");
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void responseDelay(bool bClose,
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const string &codeOut,
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const KeyValue &headerOut,
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const string &contentOut);
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/**
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* 判断http客户端是否有权限访问文件的逻辑步骤
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*
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* 1、根据http请求头查找cookie,找到进入步骤3
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* 2、根据http url参数(如果没有根据ip+端口号)查找cookie,如果还是未找到cookie则进入步骤5
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* 3、cookie标记是否有权限访问文件,如果有权限,直接返回文件
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* 4、cookie中记录的url参数是否跟本次url参数一致,如果一致直接返回客户端错误码
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* 5、触发kBroadcastHttpAccess事件
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* @param path 文件或目录
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* @param is_dir path是否为目录
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* @param callback 有权限或无权限的回调
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*/
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inline void canAccessPath(const string &path,bool is_dir,const function<void(const string &errMsg,const HttpServerCookie::Ptr &cookie)> &callback);
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/**
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* 获取用户唯一识别id
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* 有url参数返回参数,无参数返回ip+端口号
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* @return
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*/
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inline string getClientUid();
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//设置socket标志
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void setSocketFlags();
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private:
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string _origin;
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Parser _parser;
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Ticker _ticker;
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uint32_t _iReqCnt = 0;
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//消耗的总流量
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uint64_t _ui64TotalBytes = 0;
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//flv over http
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MediaInfo _mediaInfo;
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//处理content数据的callback
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function<bool (const char *data,uint64_t len) > _contentCallBack;
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bool _flv_over_websocket = false;
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};
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typedef TcpSessionWithSSL<HttpSession> HttpsSession;
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} /* namespace mediakit */
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#endif /* SRC_HTTP_HTTPSESSION_H_ */
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