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实现hls的流量汇报事件

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This commit is contained in:
xiongziliang
2019-12-29 15:38:29 +08:00
parent e951efc615
commit e91c26c052
11 changed files with 91 additions and 78 deletions
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2
src/Common/config.h
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@@ -127,7 +127,7 @@ extern const string kBroadcastShellLogin;
//停止rtsp/rtmp/http-flv会话后流量汇报事件广播
extern const string kBroadcastFlowReport;
#define BroadcastFlowReportArgs const MediaInfo &args,const uint64_t &totalBytes,const uint64_t &totalDuration,const bool &isPlayer,TcpSession &sender
#define BroadcastFlowReportArgs const MediaInfo &args,const uint64_t &totalBytes,const uint64_t &totalDuration,const bool &isPlayer
//未找到流后会广播该事件，请在监听该事件后去拉流或其他方式产生流，这样就能按需拉流了
extern const string kBroadcastNotFoundStream;

94
src/Http/HttpFileManager.cpp
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@@ -46,6 +46,7 @@ static const string kAccessErrKey = "kAccessErrKey";
static const string kAccessHls = "kAccessHls";
static const string kHlsSuffix = "/hls.m3u8";
static const string kHlsData = "kHlsData";
static const string kHlsHaveFindMediaSource = "kHlsHaveFindMediaSource";
static const string &getContentType(const char *name) {
const char *dot;
@@ -306,6 +307,8 @@ static void canAccessPath(TcpSession &sender, const Parser &parser, const MediaI
if(is_hls){
//hls相关信息
(*cookie)[kHlsData].set<HlsCookieData>(mediaInfo);
//hls未查找MediaSource
(*cookie)[kHlsHaveFindMediaSource].set<bool>(false);
}
callback(errMsg, cookie);
}else{
@@ -370,49 +373,64 @@ static void accessFile(TcpSession &sender, const Parser &parser, const MediaInfo
weak_ptr<TcpSession> weakSession = sender.shared_from_this();
//判断是否有权限访问该文件
canAccessPath(sender, parser, mediaInfo, false, [cb, strFile, parser, is_hls, mediaInfo, weakSession , file_exist](const string &errMsg, const HttpServerCookie::Ptr &cookie) {
if (!errMsg.empty()) {
//文件鉴权失败
StrCaseMap headerOut;
auto strongSession = weakSession.lock();
if(!strongSession){
//http客户端已经断开，不需要回复
return;
}
if (!errMsg.empty()) {
//文件鉴权失败
StrCaseMap headerOut;
if (cookie) {
headerOut["Set-Cookie"] = cookie->getCookie((*cookie)[kCookiePathKey].get<string>());
}
cb("401 Unauthorized", "text/html", headerOut, std::make_shared<HttpStringBody>(errMsg));
return;
}
auto response_file = [](const HttpServerCookie::Ptr &cookie, const HttpFileManager::invoker &cb, const string &strFile, const Parser &parser) {
StrCaseMap httpHeader;
if (cookie) {
httpHeader["Set-Cookie"] = cookie->getCookie((*cookie)[kCookiePathKey].get<string>());
}
HttpSession::HttpResponseInvoker invoker = [&](const string &codeOut, const StrCaseMap &headerOut, const HttpBody::Ptr &body) {
if (cookie) {
headerOut["Set-Cookie"] = cookie->getCookie((*cookie)[kCookiePathKey].get<string>());
cookie->getLock();
auto is_hls = (*cookie)[kAccessHls].get<bool>();
if (is_hls) {
(*cookie)[kHlsData].get<HlsCookieData>().addByteUsage(body->remainSize());
}
}
cb("401 Unauthorized", "text/html", headerOut, std::make_shared<HttpStringBody>(errMsg));
cb(codeOut.data(), getContentType(strFile.data()), headerOut, body);
};
invoker.responseFile(parser.getValues(), httpHeader, strFile);
};
//如果程序未正常退出，会残余上次的hls文件，所以判断hls直播是否存在的关键不是文件存在与否
//而是应该判断HlsMediaSource是否已注册，但是这样会每次获取m3u8文件时都会用MediaSource::findAsync判断一次
//会导致程序性能低下，所以我们应该在cookie声明周期的第一次判断HlsMediaSource是否已经注册，后续通过文件存在与否判断
if (!is_hls) {
//不是hls,直接回复文件或404
response_file(cookie, cb, strFile, parser);
} else {
bool have_find_media_src = false;
if(cookie){
have_find_media_src = (*cookie)[kHlsHaveFindMediaSource].get<bool>();
if(!have_find_media_src){
(*cookie)[kHlsHaveFindMediaSource].set<bool>(true);
}
}
if(have_find_media_src){
//之前该cookie已经通过MediaSource::findAsync查找过了，所以现在只以文件系统查找结果为准
response_file(cookie, cb, strFile, parser);
return;
}
auto response_file = [](const HttpServerCookie::Ptr &cookie, const HttpFileManager::invoker &cb, const string &strFile, const Parser &parser) {
StrCaseMap httpHeader;
if (cookie) {
httpHeader["Set-Cookie"] = cookie->getCookie((*cookie)[kCookiePathKey].get<string>());
}
HttpSession::HttpResponseInvoker invoker = [&](const string &codeOut, const StrCaseMap &headerOut, const HttpBody::Ptr &body) {
if (cookie) {
cookie->getLock();
auto is_hls = (*cookie)[kAccessHls].get<bool>();
if (is_hls) {
(*cookie)[kHlsData].get<HlsCookieData>().addByteUsage(body->remainSize());
}
}
cb(codeOut.data(), getContentType(strFile.data()), headerOut, body);
};
invoker.responseFile(parser.getValues(), httpHeader, strFile);
};
if (file_exist || !is_hls) {
//不是hls或者文件存在，直接回复文件或404
//hls文件不存在，我们等待其生成并延后回复
MediaSource::findAsync(mediaInfo, strongSession, [response_file, cookie, cb, strFile, parser](const MediaSource::Ptr &src) {
//hls已经生成或者超时后仍未生成，那么不管怎么样都返回客户端
response_file(cookie, cb, strFile, parser);
} else {
//hls文件不存在，我们等待其生成并延后回复
auto strongSession = weakSession.lock();
if(!strongSession){
//http客户端已经断开，不需要回复
return;
}
MediaSource::findAsync(mediaInfo, strongSession, [response_file, cookie, cb, strFile, parser](const MediaSource::Ptr &src) {
//hls已经生成或者超时后仍未生成，那么不管怎么样都返回客户端
response_file(cookie, cb, strFile, parser);
});
}
});
}
});
}

9
src/Http/HttpSession.cpp
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@@ -104,7 +104,7 @@ void HttpSession::onRecv(const Buffer::Ptr &pBuf) {
void HttpSession::onError(const SockException& err) {
if(_is_flv_stream){
//flv播放器
WarnP(this) << "播放器("
WarnP(this) << "FLV播放器("
<< _mediaInfo._vhost << "/"
<< _mediaInfo._app << "/"
<< _mediaInfo._streamid
@@ -112,12 +112,7 @@ void HttpSession::onError(const SockException& err) {
GET_CONFIG(uint32_t,iFlowThreshold,General::kFlowThreshold);
if(_ui64TotalBytes > iFlowThreshold * 1024){
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport,
_mediaInfo,
_ui64TotalBytes,
_ticker.createdTime()/1000,
true,
*this);
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport, _mediaInfo, _ui64TotalBytes, _ticker.createdTime()/1000, true);
}
return;
}

12
src/Record/HlsMediaSource.cpp
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@@ -42,21 +42,27 @@ void HlsCookieData::addReaderCount(){
_src = src;
}
}
}
HlsCookieData::~HlsCookieData() {
if(_added){
if (_added) {
auto src = _src.lock();
if(src){
if (src) {
src->modifyReaderCount(false);
}
auto duration = (_ticker.createdTime() - _ticker.elapsedTime()) / 1000;
WarnL << "HLS播放器(" << _info._vhost << "/" << _info._app << "/" << _info._streamid << ")断开,播放时间:" << duration;
GET_CONFIG(uint32_t, iFlowThreshold, General::kFlowThreshold);
if (_bytes > iFlowThreshold * 1024) {
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport, _info, _bytes, duration, true);
}
}
}
void HlsCookieData::addByteUsage(uint64_t bytes) {
addReaderCount();
_bytes += bytes;
_ticker.resetTime();
}

2
src/Record/HlsMediaSource.h
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@@ -27,6 +27,7 @@
#define ZLMEDIAKIT_HLSMEDIASOURCE_H
#include <atomic>
#include "Util/TimeTicker.h"
#include "Common/MediaSource.h"
namespace mediakit{
@@ -43,6 +44,7 @@ private:
MediaInfo _info;
bool _added = false;
weak_ptr<HlsMediaSource> _src;
Ticker _ticker;
};
class HlsMediaSource : public MediaSource {

9
src/Rtmp/RtmpSession.cpp
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@@ -45,7 +45,7 @@ RtmpSession::~RtmpSession() {
void RtmpSession::onError(const SockException& err) {
bool isPlayer = !_pPublisherSrc;
WarnP(this) << (isPlayer ? "播放器(" : "推流器(")
WarnP(this) << (isPlayer ? "RTMP播放器(" : "RTMP推流器(")
<< _mediaInfo._vhost << "/"
<< _mediaInfo._app << "/"
<< _mediaInfo._streamid
@@ -55,12 +55,7 @@ void RtmpSession::onError(const SockException& err) {
GET_CONFIG(uint32_t,iFlowThreshold,General::kFlowThreshold);
if(_ui64TotalBytes > iFlowThreshold * 1024){
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport,
_mediaInfo,
_ui64TotalBytes,
_ticker.createdTime()/1000,
isPlayer,
*this);
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport, _mediaInfo, _ui64TotalBytes, _ticker.createdTime()/1000, isPlayer);
}
}

9
src/Rtsp/RtspSession.cpp
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@@ -86,7 +86,7 @@ RtspSession::~RtspSession() {
void RtspSession::onError(const SockException& err) {
bool isPlayer = !_pushSrc;
WarnP(this) << (isPlayer ? "播放器(" : "推流器(")
WarnP(this) << (isPlayer ? "RTSP播放器(" : "RTSP推流器(")
<< _mediaInfo._vhost << "/"
<< _mediaInfo._app << "/"
<< _mediaInfo._streamid
@@ -106,12 +106,7 @@ void RtspSession::onError(const SockException& err) {
//流量统计事件广播
GET_CONFIG(uint32_t,iFlowThreshold,General::kFlowThreshold);
if(_ui64TotalBytes > iFlowThreshold * 1024){
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport,
_mediaInfo,
_ui64TotalBytes,
_ticker.createdTime()/1000,
isPlayer,
*this);
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport, _mediaInfo, _ui64TotalBytes, _ticker.createdTime()/1000, isPlayer);
}
}