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初步提交2.0版本，支持虚拟主机

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xiongziliang 2018-02-02 18:19:35 +08:00
parent bd72a69d33
commit 6da3a577a6
2 changed files with 389 additions and 0 deletions
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177
src/Common/MediaSource.cpp Normal file
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/*
* MIT License
*
* Copyright (c) 2016 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 "MediaSource.h"
#include "MediaFile/MediaReader.h"
#include "Util/util.h"
#include "Rtsp/Rtsp.h"
using namespace ZL::Util;
using namespace ZL::MediaFile;
namespace ZL {
namespace Media {
recursive_mutex MediaSource::g_mtxMediaSrc;
MediaSource::SchemaVhostAppStreamMap MediaSource::g_mapMediaSrc;
MediaSource::Ptr MediaSource::find(
const string &schema,
const string &vhost_tmp,
const string &app,
const string &id,
bool bMake) {
string vhost = vhost_tmp;
if(vhost.empty()){
vhost = DEFAULT_VHOST;
}
lock_guard<recursive_mutex> lock(g_mtxMediaSrc);
MediaSource::Ptr ret;
searchMedia(schema, vhost, app, id,
[&](SchemaVhostAppStreamMap::iterator &it0 ,
VhostAppStreamMap::iterator &it1,
AppStreamMap::iterator &it2,
StreamMap::iterator &it3){
ret = it3->second.lock();
if(!ret){
//该对象已经销毁
it2->second.erase(it3);
eraseIfEmpty(it0,it1,it2);
return false;
}
return true;
});
if(!ret && bMake){
//查找某一媒体源，找到后返回
ret = MediaReader::onMakeMediaSource(schema, vhost,app,id);
}
return ret;
}
bool MediaSource::regist() {
//注册该源，注册后服务器才能找到该源
lock_guard<recursive_mutex> lock(g_mtxMediaSrc);
auto pr = g_mapMediaSrc[m_strSchema][m_strVhost][m_strApp].emplace(m_strId,shared_from_this());
auto success = pr.second;
if(success){
InfoL << m_strSchema << " " << m_strVhost << " " << m_strApp << " " << m_strId;
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaChanged,
true,
m_strSchema.data(),
m_strVhost.data(),
m_strApp.data(),
m_strId.data());
}
return success;
}
bool MediaSource::unregist() {
//反注册该源
lock_guard<recursive_mutex> lock(g_mtxMediaSrc);
return searchMedia(m_strSchema, m_strVhost, m_strApp, m_strId, [&](SchemaVhostAppStreamMap::iterator &it0 ,
VhostAppStreamMap::iterator &it1,
AppStreamMap::iterator &it2,
StreamMap::iterator &it3){
auto strongMedia = it3->second.lock();
if(strongMedia && this != strongMedia.get()){
//不是自己,不允许反注册
return false;
}
it2->second.erase(it3);
eraseIfEmpty(it0,it1,it2);
unregisted();
return true;
});
}
void MediaSource::unregisted(){
InfoL << "" << m_strSchema << " " << m_strVhost << " " << m_strApp << " " << m_strId;
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaChanged,
false,
m_strSchema.data(),
m_strVhost.data(),
m_strApp.data(),
m_strId.data());
}
void MediaInfo::parse(const string &url){
//string url = "rtsp://127.0.0.1:8554/live/id?key=val&a=1&&b=2&vhost=vhost.com";
auto schema_pos = url.find("://");
if(schema_pos != string::npos){
m_schema = url.substr(0,schema_pos);
}else{
schema_pos = -3;
}
auto split_vec = split(url.substr(schema_pos + 3),"/");
if(split_vec.size() > 0){
auto vhost = split_vec[0];
auto pos = vhost.find(":");
if(pos != string::npos){
m_host = m_vhost = vhost.substr(0,pos);
m_port = vhost.substr(pos + 1);
} else{
m_host = m_vhost = vhost;
}
}
if(split_vec.size() > 1){
m_app = split_vec[1];
}
if(split_vec.size() > 2){
string steamid;
for(int i = 2 ; i < split_vec.size() ; ++i){
steamid.append(split_vec[i] + "/");
}
if(steamid.back() == '/'){
steamid.pop_back();
}
auto pos = steamid.find("?");
if(pos != string::npos){
m_streamid = steamid.substr(0,pos);
auto params = steamid.substr(pos + 1);
m_params = Parser::parseArgs(params);
if(m_params.find(VHOST_KEY) != m_params.end()){
m_vhost = m_params[VHOST_KEY];
}
} else{
m_streamid = steamid;
}
}
if(m_vhost.empty()){
//无效vhost
m_vhost = DEFAULT_VHOST;
}else{
struct in_addr addr;
if(0 != inet_aton(m_vhost.data(),&addr)){
//这是ip,未指定vhost;使用默认vhost
m_vhost = DEFAULT_VHOST;
}
}
}
} /* namespace Media */
} /* namespace ZL */

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src/Common/MediaSource.h Normal file
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/*
* MIT License
*
* Copyright (c) 2016 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_MEDIASOURCE_H
#define ZLMEDIAKIT_MEDIASOURCE_H
#include <mutex>
#include <string>
#include <memory>
#include <functional>
#include <unordered_map>
#include "Common/config.h"
#include "Util/logger.h"
#include "Util/TimeTicker.h"
#include "Util/NoticeCenter.h"
#include "Rtsp/Rtsp.h"
#include <arpa/inet.h>
using namespace std;
using namespace Config;
using namespace ZL::Util;
namespace ZL {
namespace Media {
class MediaSourceEvent
{
public:
MediaSourceEvent(){};
virtual ~MediaSourceEvent(){};
public:
virtual bool seekTo(uint32_t ui32Stamp){
return false;
}
virtual uint32_t getStamp() {
return 0;
}
};
class MediaInfo
{
public:
MediaInfo(){}
MediaInfo(const string &url){
parse(url);
}
~MediaInfo(){}
void parse(const string &url);
string &operator[](const string &key){
return m_params[key];
}
public:
string m_schema;
string m_host;
string m_port;
string m_vhost;
string m_app;
string m_streamid;
StrCaseMap m_params;
};
class MediaSource: public enable_shared_from_this<MediaSource> {
public:
typedef std::shared_ptr<MediaSource> Ptr;
typedef unordered_map<string, weak_ptr<MediaSource> > StreamMap;
typedef unordered_map<string, StreamMap > AppStreamMap;
typedef unordered_map<string, AppStreamMap > VhostAppStreamMap;
typedef unordered_map<string, VhostAppStreamMap > SchemaVhostAppStreamMap;
MediaSource(const string &strSchema,
const string &strVhost,
const string &strApp,
const string &strId) :
m_strSchema(strSchema),
m_strApp(strApp),
m_strId(strId) {
if(strVhost.empty()){
m_strVhost = DEFAULT_VHOST;
}else{
m_strVhost = strVhost;
}
}
virtual ~MediaSource() {
unregist();
}
virtual bool regist() ;
virtual bool unregist() ;
static Ptr find(const string &schema,
const string &vhost,
const string &app,
const string &id,
bool bMake = true) ;
const string& getSchema() const {
return m_strSchema;
}
const string& getVhost() const {
return m_strVhost;
}
const string& getApp() const {
//获取该源的id
return m_strApp;
}
const string& getId() const {
return m_strId;
}
bool seekTo(uint32_t ui32Stamp) {
auto listener = m_listener.lock();
if(!listener){
return false;
}
return listener->seekTo(ui32Stamp);
}
uint32_t getStamp() {
auto listener = m_listener.lock();
if(!listener){
return 0;
}
return listener->getStamp();
}
void setListener(const std::weak_ptr<MediaSourceEvent> &listener){
m_listener = listener;
}
private:
template <typename FUN>
static bool searchMedia(const string &schema,
const string &vhost,
const string &app,
const string &id,
FUN &&fun){
auto it0 = g_mapMediaSrc.find(schema);
if (it0 == g_mapMediaSrc.end()) {
//未找到协议
return false;
}
auto it1 = it0->second.find(vhost);
if(it1 == it0->second.end()){
//未找到vhost
return false;
}
auto it2 = it1->second.find(app);
if(it2 == it1->second.end()){
//未找到app
return false;
}
auto it3 = it2->second.find(id);
if(it3 == it2->second.end()){
//未找到streamId
return false;
}
return fun(it0,it1,it2,it3);
}
template <typename IT0,typename IT1,typename IT2>
static void eraseIfEmpty(IT0 it0,IT1 it1,IT2 it2){
if(it2->second.empty()){
it1->second.erase(it2);
if(it1->second.empty()){
it0->second.erase(it1);
if(it0->second.empty()){
g_mapMediaSrc.erase(it0);
}
}
}
};
void unregisted();
protected:
std::weak_ptr<MediaSourceEvent> m_listener;
private:
string m_strSchema;//协议类型
string m_strVhost; //vhost
string m_strApp; //媒体app
string m_strId; //媒体id
static SchemaVhostAppStreamMap g_mapMediaSrc; //静态的媒体源表
static recursive_mutex g_mtxMediaSrc; //访问静态的媒体源表的互斥锁
};
} /* namespace Media */
} /* namespace ZL */
#endif //ZLMEDIAKIT_MEDIASOURCE_H