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https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-22 19:00:01 +08:00
初步完成WebSocket
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ffb5a22845
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@ -21,6 +21,10 @@ splitPacket:
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_remain_data.erase(0, index + 4);
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}
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if(_remain_data.empty()){
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return;
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}
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if(_content_len > 0){
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//数据按照固定长度content处理
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if(_remain_data.size() < _content_len){
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@ -40,6 +40,8 @@
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#include "Util/onceToken.h"
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#include "Util/mini.h"
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#include "Util/NoticeCenter.h"
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#include "Util/base64.h"
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#include "Util/SHA1.h"
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#include "Rtmp/utils.h"
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using namespace ZL::Util;
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@ -180,6 +182,23 @@ void HttpSession::onManager() {
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shutdown();
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}
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}
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inline bool HttpSession::checkWebSocket(){
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if(m_parser["Connection"] != "Upgrade" ||
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m_parser["Upgrade"] != "websocket" ){
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return false;
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}
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auto Sec_WebSocket_Key = m_parser["Sec-WebSocket-Key"];
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auto Sec_WebSocket_Accept = encodeBase64(SHA1::encode_bin(Sec_WebSocket_Key + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"));
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KeyValue headerOut;
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headerOut["Upgrade"] = "websocket";
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headerOut["Connection"] = "Upgrade";
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headerOut["Sec-WebSocket-Accept"] = Sec_WebSocket_Accept;
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sendResponse("101 Switching Protocols",headerOut,"");
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return true;
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}
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//http-flv 链接格式:http://vhost-url:port/app/streamid.flv?key1=value1&key2=value2
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//如果url(除去?以及后面的参数)后缀是.flv,那么表明该url是一个http-flv直播。
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inline bool HttpSession::checkLiveFlvStream(){
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@ -248,16 +267,29 @@ inline bool HttpSession::checkLiveFlvStream(){
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return true;
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}
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inline bool HttpSession::Handle_Req_GET(int64_t &content_len) {
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//先看看是否为WebSocket请求
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if(checkWebSocket()){
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content_len = -1;
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auto parserCopy = m_parser;
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m_contentCallBack = [this,parserCopy](const string &data){
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onRecvWebSocketData(parserCopy,data);
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//m_contentCallBack是可持续的,后面还要处理后续数据
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return true;
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};
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return true;
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}
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//先看看该http事件是否被拦截
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if(emitHttpEvent(false)){
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return true;
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}
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//再看看是否为http-flv直播请求
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if(checkLiveFlvStream()){
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return true;
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}
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//事件未被拦截,则认为是http下载请求
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//事件未被拦截,则认为是http下载请求
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auto fullUrl = string(HTTP_SCHEMA) + "://" + m_parser["Host"] + m_parser.FullUrl();
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m_mediaInfo.parse(fullUrl);
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@ -85,7 +85,7 @@ protected:
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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,WebSocket数据
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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 content content分片数据
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* @param content_size content大小,如果为0则是不限长度content
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@ -95,6 +95,15 @@ protected:
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shutdown();
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}
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/**
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* 重载之用于处理websocket数据
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* @param header http请求头
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* @param data websocket数据
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*/
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virtual void onRecvWebSocketData(const Parser &header,const string &data){
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shutdown();
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}
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private:
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Parser m_parser;
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string m_strPath;
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@ -110,6 +119,7 @@ private:
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inline bool Handle_Req_GET(int64_t &content_len);
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inline bool Handle_Req_POST(int64_t &content_len);
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inline bool checkLiveFlvStream();
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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 bool makeMeun(const string &strFullPath,const string &vhost, string &strRet);
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@ -121,6 +131,20 @@ private:
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const string &contentOut);
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};
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/**
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* 回显WebSocket会话
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*/
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class EchoWebSocketSession : public HttpSession {
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public:
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EchoWebSocketSession(const std::shared_ptr<ThreadPool> &pTh, const Socket::Ptr &pSock) : HttpSession(pTh,pSock){};
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virtual ~EchoWebSocketSession(){};
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protected:
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void onRecvWebSocketData(const Parser &header,const string &data) override {
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DebugL << "收到websocket数据:" << data;
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(*this) << "echo:" << data;
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}
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};
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} /* namespace Http */
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} /* namespace ZL */
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