amass/ZLMediaKit
1
0
Fork 0
mirror of https://github.com/ZLMediaKit/ZLMediaKit.git synced 2024-11-22 19:00:01 +08:00
Code Issues Actions 6 Packages Projects Releases Wiki Activity
1638e53b15
ZLMediaKit/server/WebApi.cpp

1112 lines
42 KiB
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#include <sys/stat.h>
#include <math.h>
#include <signal.h>
#include <functional>
#include <sstream>
#include <unordered_map>
#include "jsoncpp/json.h"
#include "Util/util.h"
#include "Util/logger.h"
#include "Util/onceToken.h"
#include "Util/NoticeCenter.h"
#ifdef ENABLE_MYSQL
#include "Util/SqlPool.h"
#endif //ENABLE_MYSQL
#include "Common/config.h"
#include "Common/MediaSource.h"
#include "Http/HttpRequester.h"
#include "Http/HttpSession.h"
#include "Network/TcpServer.h"
#include "Player/PlayerProxy.h"
#include "Util/MD5.h"
#include "WebApi.h"
#include "WebHook.h"
#include "Thread/WorkThreadPool.h"
#include "Rtp/RtpSelector.h"
#include "FFmpegSource.h"
#if defined(ENABLE_RTPPROXY)
#include "Rtp/RtpServer.h"
#endif
using namespace Json;
using namespace toolkit;
using namespace mediakit;
namespace API {
typedef enum {
Exception = -400,//代码抛异常
InvalidArgs = -300,//参数不合法
SqlFailed = -200,//sql执行失败
AuthFailed = -100,//鉴权失败
OtherFailed = -1,//业务代码执行失败，
Success = 0//执行成功
} ApiErr;
#define API_FIELD "api."
const string kApiDebug = API_FIELD"apiDebug";
const string kSecret = API_FIELD"secret";
const string kSnapRoot = API_FIELD"snapRoot";
const string kDefaultSnap = API_FIELD"defaultSnap";
static onceToken token([]() {
mINI::Instance()[kApiDebug] = "1";
mINI::Instance()[kSecret] = "035c73f7-bb6b-4889-a715-d9eb2d1925cc";
mINI::Instance()[kSnapRoot] = "./www/snap/";
mINI::Instance()[kDefaultSnap] = "./www/logo.png";
});
}//namespace API
class ApiRetException: public std::runtime_error {
public:
ApiRetException(const char *str = "success" ,int code = API::Success):runtime_error(str){
_code = code;
}
~ApiRetException() = default;
int code(){ return _code; }
private:
int _code;
};
class AuthException : public ApiRetException {
public:
AuthException(const char *str):ApiRetException(str,API::AuthFailed){}
~AuthException() = default;
};
class InvalidArgsException: public ApiRetException {
public:
InvalidArgsException(const char *str):ApiRetException(str,API::InvalidArgs){}
~InvalidArgsException() = default;
};
class SuccessException: public ApiRetException {
public:
SuccessException():ApiRetException("success",API::Success){}
~SuccessException() = default;
};
#define API_ARGS1 SockInfo &sender,HttpSession::KeyValue &headerIn, HttpSession::KeyValue &headerOut, ApiArgsType &allArgs, Json::Value &val
#define API_ARGS2 API_ARGS1, const HttpSession::HttpResponseInvoker &invoker
#define API_ARGS_VALUE1 sender,headerIn,headerOut,allArgs,val
#define API_ARGS_VALUE2 API_ARGS_VALUE1, invoker
typedef map<string, variant, StrCaseCompare> ApiArgsType;
//http api列表
static map<string, std::function<void(API_ARGS2)> > s_map_api;
template<typename FUNC>
static void api_regist1(const string &api_path, FUNC &&func) {
s_map_api.emplace(api_path, [func](API_ARGS2) {
func(API_ARGS_VALUE1);
invoker("200 OK", headerOut, val.toStyledString());
});
}
template<typename FUNC>
static void api_regist2(const string &api_path, FUNC &&func) {
s_map_api.emplace(api_path, std::forward<FUNC>(func));
}
//获取HTTP请求中url参数、content参数
static ApiArgsType getAllArgs(const Parser &parser) {
ApiArgsType allArgs;
if (parser["Content-Type"].find("application/x-www-form-urlencoded") == 0) {
auto contentArgs = parser.parseArgs(parser.Content());
for (auto &pr : contentArgs) {
allArgs[pr.first] = HttpSession::urlDecode(pr.second);
}
} else if (parser["Content-Type"].find("application/json") == 0) {
try {
stringstream ss(parser.Content());
Value jsonArgs;
ss >> jsonArgs;
auto keys = jsonArgs.getMemberNames();
for (auto key = keys.begin(); key != keys.end(); ++key) {
allArgs[*key] = jsonArgs[*key].asString();
}
} catch (std::exception &ex) {
WarnL << ex.what();
}
} else if (!parser["Content-Type"].empty()) {
WarnL << "invalid Content-Type:" << parser["Content-Type"];
}
for (auto &pr : parser.getUrlArgs()) {
allArgs[pr.first] = pr.second;
}
return std::move(allArgs);
}
static inline void addHttpListener(){
GET_CONFIG(bool, api_debug, API::kApiDebug);
//注册监听kBroadcastHttpRequest事件
NoticeCenter::Instance().addListener(nullptr, Broadcast::kBroadcastHttpRequest, [](BroadcastHttpRequestArgs) {
auto it = s_map_api.find(parser.Url());
if (it == s_map_api.end()) {
return;
}
//该api已被消费
consumed = true;
//执行API
Json::Value val;
val["code"] = API::Success;
HttpSession::KeyValue headerOut;
auto allArgs = getAllArgs(parser);
HttpSession::KeyValue &headerIn = parser.getHeader();
GET_CONFIG(string,charSet,Http::kCharSet);
headerOut["Content-Type"] = StrPrinter << "application/json; charset=" << charSet;
if(api_debug){
auto newInvoker = [invoker,parser,allArgs](const string &codeOut,
const HttpSession::KeyValue &headerOut,
const HttpBody::Ptr &body){
stringstream ss;
for(auto &pr : allArgs ){
ss << pr.first << " : " << pr.second << "\r\n";
}
//body默认为空
int64_t size = 0;
if (body && body->remainSize()) {
//有body，获取body大小
size = body->remainSize();
}
if(size && size < 4 * 1024){
string contentOut = body->readData(size)->toString();
DebugL << "\r\n# request:\r\n" << parser.Method() << " " << parser.FullUrl() << "\r\n"
<< "# content:\r\n" << parser.Content() << "\r\n"
<< "# args:\r\n" << ss.str()
<< "# response:\r\n"
<< contentOut << "\r\n";
invoker(codeOut,headerOut,contentOut);
} else{
DebugL << "\r\n# request:\r\n" << parser.Method() << " " << parser.FullUrl() << "\r\n"
<< "# content:\r\n" << parser.Content() << "\r\n"
<< "# args:\r\n" << ss.str()
<< "# response size:"
<< size <<"\r\n";
invoker(codeOut,headerOut,body);
}
};
((HttpSession::HttpResponseInvoker &)invoker) = newInvoker;
}
try {
it->second(sender,headerIn, headerOut, allArgs, val, invoker);
} catch(ApiRetException &ex){
val["code"] = ex.code();
val["msg"] = ex.what();
invoker("200 OK", headerOut, val.toStyledString());
}
#ifdef ENABLE_MYSQL
catch(SqlException &ex){
val["code"] = API::SqlFailed;
val["msg"] = StrPrinter << "操作数据库失败:" << ex.what() << ":" << ex.getSql();
WarnL << ex.what() << ":" << ex.getSql();
invoker("200 OK", headerOut, val.toStyledString());
}
#endif// ENABLE_MYSQL
catch (std::exception &ex) {
val["code"] = API::Exception;
val["msg"] = ex.what();
invoker("200 OK", headerOut, val.toStyledString());
}
});
}
template <typename Args,typename First>
bool checkArgs(Args &&args,First &&first){
return !args[first].empty();
}
template <typename Args,typename First,typename ...KeyTypes>
bool checkArgs(Args &&args,First &&first,KeyTypes && ...keys){
return !args[first].empty() && checkArgs(std::forward<Args>(args),std::forward<KeyTypes>(keys)...);
}
#define CHECK_ARGS(...) \
if(!checkArgs(allArgs,##__VA_ARGS__)){ \
throw InvalidArgsException("缺少必要参数:" #__VA_ARGS__); \
}
#define CHECK_SECRET() \
if(sender.get_peer_ip() != "127.0.0.1"){ \
CHECK_ARGS("secret"); \
if(api_secret != allArgs["secret"]){ \
throw AuthException("secret错误"); \
} \
}
//拉流代理器列表
static unordered_map<string ,PlayerProxy::Ptr> s_proxyMap;
static recursive_mutex s_proxyMapMtx;
//FFmpeg拉流代理器列表
static unordered_map<string ,FFmpegSource::Ptr> s_ffmpegMap;
static recursive_mutex s_ffmpegMapMtx;
#if defined(ENABLE_RTPPROXY)
//rtp服务器列表
static unordered_map<string, RtpServer::Ptr> s_rtpServerMap;
static recursive_mutex s_rtpServerMapMtx;
#endif
static inline string getProxyKey(const string &vhost,const string &app,const string &stream){
return vhost + "/" + app + "/" + stream;
}
/**
* 安装api接口
* 所有api都支持GET和POST两种方式
* POST方式参数支持application/json和application/x-www-form-urlencoded方式
*/
void installWebApi() {
addHttpListener();
GET_CONFIG(string,api_secret,API::kSecret);
//获取线程负载
//测试url http://127.0.0.1/index/api/getThreadsLoad
api_regist2("/index/api/getThreadsLoad",[](API_ARGS2){
EventPollerPool::Instance().getExecutorDelay([invoker, headerOut](const vector<int> &vecDelay) {
Value val;
auto vec = EventPollerPool::Instance().getExecutorLoad();
int i = API::Success;
for (auto load : vec) {
Value obj(objectValue);
obj["load"] = load;
obj["delay"] = vecDelay[i++];
val["data"].append(obj);
}
val["code"] = API::Success;
invoker("200 OK", headerOut, val.toStyledString());
});
});
//获取后台工作线程负载
//测试url http://127.0.0.1/index/api/getWorkThreadsLoad
api_regist2("/index/api/getWorkThreadsLoad", [](API_ARGS2){
WorkThreadPool::Instance().getExecutorDelay([invoker, headerOut](const vector<int> &vecDelay) {
Value val;
auto vec = WorkThreadPool::Instance().getExecutorLoad();
int i = 0;
for (auto load : vec) {
Value obj(objectValue);
obj["load"] = load;
obj["delay"] = vecDelay[i++];
val["data"].append(obj);
}
val["code"] = API::Success;
invoker("200 OK", headerOut, val.toStyledString());
});
});
//获取服务器配置
//测试url http://127.0.0.1/index/api/getServerConfig
api_regist1("/index/api/getServerConfig",[](API_ARGS1){
CHECK_SECRET();
Value obj;
for (auto &pr : mINI::Instance()) {
obj[pr.first] = (string &) pr.second;
}
val["data"].append(obj);
});
//设置服务器配置
//测试url(比如关闭http api调试) http://127.0.0.1/index/api/setServerConfig?api.apiDebug=0
//你也可以通过http post方式传参，可以通过application/x-www-form-urlencoded或application/json方式传参
api_regist1("/index/api/setServerConfig",[](API_ARGS1){
CHECK_SECRET();
auto &ini = mINI::Instance();
int changed = API::Success;
for (auto &pr : allArgs) {
if (ini.find(pr.first) == ini.end()) {
//没有这个key
continue;
}
if (ini[pr.first] == pr.second) {
continue;
}
ini[pr.first] = pr.second;
//替换成功
++changed;
}
if (changed > 0) {
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastReloadConfig);
ini.dumpFile(g_ini_file);
}
val["changed"] = changed;
});
static auto s_get_api_list = [](API_ARGS1){
CHECK_SECRET();
for(auto &pr : s_map_api){
val["data"].append(pr.first);
}
};
//获取服务器api列表
//测试url http://127.0.0.1/index/api/getApiList
api_regist1("/index/api/getApiList",[](API_ARGS1){
s_get_api_list(API_ARGS_VALUE1);
});
//获取服务器api列表
//测试url http://127.0.0.1/index/
api_regist1("/index/",[](API_ARGS1){
s_get_api_list(API_ARGS_VALUE1);
});
#if !defined(_WIN32)
//重启服务器,只有Daemon方式才能重启，否则是直接关闭！
//测试url http://127.0.0.1/index/api/restartServer
api_regist1("/index/api/restartServer",[](API_ARGS1){
CHECK_SECRET();
EventPollerPool::Instance().getPoller()->doDelayTask(1000,[](){
//尝试正常退出
::kill(getpid(), SIGINT);
//3秒后强制退出
EventPollerPool::Instance().getPoller()->doDelayTask(3000,[](){
exit(0);
return 0;
});
return 0;
});
val["msg"] = "服务器将在一秒后自动重启";
});
#endif//#if !defined(_WIN32)
static auto makeMediaSourceJson = [](const MediaSource::Ptr &media){
Value item;
item["schema"] = media->getSchema();
item["vhost"] = media->getVhost();
item["app"] = media->getApp();
item["stream"] = media->getId();
item["readerCount"] = media->readerCount();
item["totalReaderCount"] = media->totalReaderCount();
for(auto &track : media->getTracks()){
Value obj;
auto codec_type = track->getTrackType();
obj["codec_id"] = track->getCodecId();
obj["codec_id_name"] = track->getCodecName();
obj["ready"] = track->ready();
obj["codec_type"] = codec_type;
switch(codec_type){
case TrackAudio : {
auto audio_track = dynamic_pointer_cast<AudioTrack>(track);
obj["sample_rate"] = audio_track->getAudioSampleRate();
obj["channels"] = audio_track->getAudioChannel();
obj["sample_bit"] = audio_track->getAudioSampleBit();
break;
}
case TrackVideo : {
auto video_track = dynamic_pointer_cast<VideoTrack>(track);
obj["width"] = video_track->getVideoWidth();
obj["height"] = video_track->getVideoHeight();
obj["fps"] = round(video_track->getVideoFps());
break;
}
default:
break;
}
item["tracks"].append(obj);
}
return item;
};
//获取流列表，可选筛选参数
//测试url0(获取所有流) http://127.0.0.1/index/api/getMediaList
//测试url1(获取虚拟主机为"__defaultVost__"的流) http://127.0.0.1/index/api/getMediaList?vhost=__defaultVost__
//测试url2(获取rtsp类型的流) http://127.0.0.1/index/api/getMediaList?schema=rtsp
api_regist1("/index/api/getMediaList",[](API_ARGS1){
CHECK_SECRET();
//获取所有MediaSource列表
MediaSource::for_each_media([&](const MediaSource::Ptr &media){
if(!allArgs["schema"].empty() && allArgs["schema"] != media->getSchema()){
return;
}
if(!allArgs["vhost"].empty() && allArgs["vhost"] != media->getVhost()){
return;
}
if(!allArgs["app"].empty() && allArgs["app"] != media->getApp()){
return;
}
val["data"].append(makeMediaSourceJson(media));
});
});
//测试url http://127.0.0.1/index/api/isMediaOnline?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs
api_regist1("/index/api/isMediaOnline",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("schema","vhost","app","stream");
val["online"] = (bool) (MediaSource::find(allArgs["schema"],allArgs["vhost"],allArgs["app"],allArgs["stream"]));
});
//测试url http://127.0.0.1/index/api/getMediaInfo?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs
api_regist1("/index/api/getMediaInfo",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("schema","vhost","app","stream");
auto src = MediaSource::find(allArgs["schema"],allArgs["vhost"],allArgs["app"],allArgs["stream"]);
if(!src){
val["online"] = false;
return;
}
val = makeMediaSourceJson(src);
val["online"] = true;
val["code"] = API::Success;
});
//主动关断流，包括关断拉流、推流
//测试url http://127.0.0.1/index/api/close_stream?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs&force=1
api_regist1("/index/api/close_stream",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("schema","vhost","app","stream");
//踢掉推流器
auto src = MediaSource::find(allArgs["schema"],
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
if(src){
bool flag = src->close(allArgs["force"].as<bool>());
val["result"] = flag ? 0 : -1;
val["msg"] = flag ? "success" : "close failed";
val["code"] = API::OtherFailed;
}else{
val["result"] = -2;
val["msg"] = "can not find the stream";
val["code"] = API::OtherFailed;
}
});
//批量主动关断流，包括关断拉流、推流
//测试url http://127.0.0.1/index/api/close_streams?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs&force=1
api_regist1("/index/api/close_streams",[](API_ARGS1){
CHECK_SECRET();
//筛选命中个数
int count_hit = 0;
int count_closed = 0;
list<MediaSource::Ptr> media_list;
MediaSource::for_each_media([&](const MediaSource::Ptr &media){
if(!allArgs["schema"].empty() && allArgs["schema"] != media->getSchema()){
return;
}
if(!allArgs["vhost"].empty() && allArgs["vhost"] != media->getVhost()){
return;
}
if(!allArgs["app"].empty() && allArgs["app"] != media->getApp()){
return;
}
if(!allArgs["stream"].empty() && allArgs["stream"] != media->getId()){
return;
}
++count_hit;
media_list.emplace_back(media);
});
bool force = allArgs["force"].as<bool>();
for(auto &media : media_list){
if(media->close(force)){
++count_closed;
}
}
val["count_hit"] = count_hit;
val["count_closed"] = count_closed;
});
//获取所有TcpSession列表信息
//可以根据本地端口和远端ip来筛选
//测试url(筛选某端口下的tcp会话) http://127.0.0.1/index/api/getAllSession?local_port=1935
api_regist1("/index/api/getAllSession",[](API_ARGS1){
CHECK_SECRET();
Value jsession;
uint16_t local_port = allArgs["local_port"].as<uint16_t>();
string &peer_ip = allArgs["peer_ip"];
SessionMap::Instance().for_each_session([&](const string &id,const TcpSession::Ptr &session){
if(local_port != 0 && local_port != session->get_local_port()){
return;
}
if(!peer_ip.empty() && peer_ip != session->get_peer_ip()){
return;
}
jsession["peer_ip"] = session->get_peer_ip();
jsession["peer_port"] = session->get_peer_port();
jsession["local_ip"] = session->get_local_ip();
jsession["local_port"] = session->get_local_port();
jsession["id"] = id;
jsession["typeid"] = typeid(*session).name();
val["data"].append(jsession);
});
});
//断开tcp连接，比如说可以断开rtsp、rtmp播放器等
//测试url http://127.0.0.1/index/api/kick_session?id=123456
api_regist1("/index/api/kick_session",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("id");
//踢掉tcp会话
auto session = SessionMap::Instance().get(allArgs["id"]);
if(!session){
throw ApiRetException("can not find the target",API::OtherFailed);
}
session->safeShutdown();
});
//批量断开tcp连接，比如说可以断开rtsp、rtmp播放器等
//测试url http://127.0.0.1/index/api/kick_sessions?local_port=1935
api_regist1("/index/api/kick_sessions",[](API_ARGS1){
CHECK_SECRET();
uint16_t local_port = allArgs["local_port"].as<uint16_t>();
string &peer_ip = allArgs["peer_ip"];
uint64_t count_hit = 0;
list<TcpSession::Ptr> session_list;
SessionMap::Instance().for_each_session([&](const string &id,const TcpSession::Ptr &session){
if(local_port != 0 && local_port != session->get_local_port()){
return;
}
if(!peer_ip.empty() && peer_ip != session->get_peer_ip()){
return;
}
session_list.emplace_back(session);
++count_hit;
});
for(auto &session : session_list){
session->safeShutdown();
}
val["count_hit"] = (Json::UInt64)count_hit;
});
static auto addStreamProxy = [](const string &vhost,
const string &app,
const string &stream,
const string &url,
bool enable_rtsp,
bool enable_rtmp,
bool enable_hls,
bool enable_mp4,
int rtp_type,
const function<void(const SockException &ex,const string &key)> &cb){
auto key = getProxyKey(vhost,app,stream);
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
if(s_proxyMap.find(key) != s_proxyMap.end()){
//已经在拉流了
cb(SockException(Err_success),key);
return;
}
//添加拉流代理
PlayerProxy::Ptr player(new PlayerProxy(vhost,app,stream,enable_rtsp,enable_rtmp,enable_hls,enable_mp4));
s_proxyMap[key] = player;
//指定RTP over TCP(播放rtsp时有效)
(*player)[kRtpType] = rtp_type;
//开始播放，如果播放失败或者播放中止，将会自动重试若干次，默认一直重试
player->setPlayCallbackOnce([cb,key](const SockException &ex){
if(ex){
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.erase(key);
}
cb(ex,key);
});
//被主动关闭拉流
player->setOnClose([key](){
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.erase(key);
});
player->play(url);
};
//动态添加rtsp/rtmp拉流代理
//测试url http://127.0.0.1/index/api/addStreamProxy?vhost=__defaultVhost__&app=proxy&enable_rtsp=1&enable_rtmp=1&stream=0&url=rtmp://127.0.0.1/live/obs
api_regist2("/index/api/addStreamProxy",[](API_ARGS2){
CHECK_SECRET();
CHECK_ARGS("vhost","app","stream","url","enable_rtsp","enable_rtmp");
addStreamProxy(allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
allArgs["url"],
allArgs["enable_rtsp"],/* 是否rtsp转发 */
allArgs["enable_rtmp"],/* 是否rtmp转发 */
allArgs["enable_hls"],/* 是否hls转发 */
allArgs["enable_mp4"],/* 是否MP4录制 */
allArgs["rtp_type"],
[invoker,val,headerOut](const SockException &ex,const string &key){
if(ex){
const_cast<Value &>(val)["code"] = API::OtherFailed;
const_cast<Value &>(val)["msg"] = ex.what();
}else{
const_cast<Value &>(val)["data"]["key"] = key;
}
invoker("200 OK", headerOut, val.toStyledString());
});
});
//关闭拉流代理
//测试url http://127.0.0.1/index/api/delStreamProxy?key=__defaultVhost__/proxy/0
api_regist1("/index/api/delStreamProxy",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("key");
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
val["data"]["flag"] = s_proxyMap.erase(allArgs["key"]) == 1;
});
static auto addFFmpegSource = [](const string &src_url,
const string &dst_url,
int timeout_ms,
const function<void(const SockException &ex,const string &key)> &cb){
auto key = MD5(dst_url).hexdigest();
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
if(s_ffmpegMap.find(key) != s_ffmpegMap.end()){
//已经在拉流了
cb(SockException(Err_success),key);
return;
}
FFmpegSource::Ptr ffmpeg = std::make_shared<FFmpegSource>();
s_ffmpegMap[key] = ffmpeg;
ffmpeg->setOnClose([key](){
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
s_ffmpegMap.erase(key);
});
ffmpeg->play(src_url, dst_url,timeout_ms,[cb , key](const SockException &ex){
if(ex){
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
s_ffmpegMap.erase(key);
}
cb(ex,key);
});
};
//动态添加rtsp/rtmp拉流代理
//测试url http://127.0.0.1/index/api/addFFmpegSource?src_url=http://live.hkstv.hk.lxdns.com/live/hks2/playlist.m3u8&dst_url=rtmp://127.0.0.1/live/hks2&timeout_ms=10000
api_regist2("/index/api/addFFmpegSource",[](API_ARGS2){
CHECK_SECRET();
CHECK_ARGS("src_url","dst_url","timeout_ms");
auto src_url = allArgs["src_url"];
auto dst_url = allArgs["dst_url"];
int timeout_ms = allArgs["timeout_ms"];
addFFmpegSource(src_url,dst_url,timeout_ms,[invoker,val,headerOut](const SockException &ex,const string &key){
if(ex){
const_cast<Value &>(val)["code"] = API::OtherFailed;
const_cast<Value &>(val)["msg"] = ex.what();
}else{
const_cast<Value &>(val)["data"]["key"] = key;
}
invoker("200 OK", headerOut, val.toStyledString());
});
});
static auto api_delFFmpegSource = [](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("key");
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
val["data"]["flag"] = s_ffmpegMap.erase(allArgs["key"]) == 1;
};
//关闭拉流代理
//测试url http://127.0.0.1/index/api/delFFmepgSource?key=key
api_regist1("/index/api/delFFmpegSource",[](API_ARGS1){
api_delFFmpegSource(API_ARGS_VALUE1);
});
//此处为了兼容之前的拼写错误
api_regist1("/index/api/delFFmepgSource",[](API_ARGS1){
api_delFFmpegSource(API_ARGS_VALUE1);
});
//新增http api下载可执行程序文件接口
//测试url http://127.0.0.1/index/api/downloadBin
api_regist2("/index/api/downloadBin",[](API_ARGS2){
CHECK_SECRET();
invoker.responseFile(headerIn,StrCaseMap(),exePath());
});
#if defined(ENABLE_RTPPROXY)
api_regist1("/index/api/getRtpInfo",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("stream_id");
auto process = RtpSelector::Instance().getProcess(allArgs["stream_id"], false);
if (!process) {
val["exist"] = false;
return;
}
val["exist"] = true;
val["peer_ip"] = process->get_peer_ip();
val["peer_port"] = process->get_peer_port();
val["local_port"] = process->get_local_port();
val["local_ip"] = process->get_local_ip();
});
api_regist1("/index/api/openRtpServer",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("port", "enable_tcp", "stream_id");
auto stream_id = allArgs["stream_id"];
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
if(s_rtpServerMap.find(stream_id) != s_rtpServerMap.end()) {
//为了防止RtpProcess所有权限混乱的问题，不允许重复添加相同的stream_id
throw InvalidArgsException("该stream_id已存在");
}
RtpServer::Ptr server = std::make_shared<RtpServer>();
server->start(allArgs["port"], stream_id, allArgs["enable_tcp"].as<bool>());
server->setOnDetach([stream_id]() {
//设置rtp超时移除事件
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
s_rtpServerMap.erase(stream_id);
});
//保存对象
s_rtpServerMap.emplace(stream_id, server);
//回复json
val["port"] = server->getPort();
});
api_regist1("/index/api/closeRtpServer",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("stream_id");
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
val["hit"] = (int) s_rtpServerMap.erase(allArgs["stream_id"]);
});
api_regist1("/index/api/listRtpServer",[](API_ARGS1){
CHECK_SECRET();
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
for (auto &pr : s_rtpServerMap) {
Value obj;
obj["stream_id"] = pr.first;
obj["port"] = pr.second->getPort();
val["data"].append(obj);
}
});
#endif//ENABLE_RTPPROXY
// 开始录制hls或MP4
api_regist1("/index/api/startRecord",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
auto result = Recorder::startRecord((Recorder::type) allArgs["type"].as<int>(),
allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
allArgs["customized_path"]);
val["result"] = result;
val["code"] = result ? API::Success : API::OtherFailed;
val["msg"] = result ? "success" : "start record failed";
});
// 停止录制hls或MP4
api_regist1("/index/api/stopRecord",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
auto result = Recorder::stopRecord((Recorder::type) allArgs["type"].as<int>(),
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
val["result"] = result;
val["code"] = result ? API::Success : API::OtherFailed;
val["msg"] = result ? "success" : "stop record failed";
});
// 获取hls或MP4录制状态
api_regist1("/index/api/isRecording",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
val["status"] = Recorder::isRecording((Recorder::type) allArgs["type"].as<int>(),
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
});
//获取录像文件夹列表或mp4文件列表
//http://127.0.0.1/index/api/getMp4RecordFile?vhost=__defaultVhost__&app=live&stream=ss&period=2020-01
api_regist1("/index/api/getMp4RecordFile", [](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("vhost", "app", "stream");
auto record_path = Recorder::getRecordPath(Recorder::type_mp4, allArgs["vhost"], allArgs["app"],allArgs["stream"]);
auto period = allArgs["period"];
//判断是获取mp4文件列表还是获取文件夹列表
bool search_mp4 = period.size() == sizeof("2020-02-01") - 1;
if (search_mp4) {
record_path = record_path + period + "/";
}
Json::Value paths(arrayValue);
//这是筛选日期，获取文件夹列表
File::scanDir(record_path, [&](const string &path, bool isDir) {
int pos = path.rfind('/');
if (pos != string::npos) {
string relative_path = path.substr(pos + 1);
if (search_mp4) {
if (!isDir) {
//我们只收集mp4文件，对文件夹不感兴趣
paths.append(relative_path);
}
} else if (isDir && relative_path.find(period) == 0) {
//匹配到对应日期的文件夹
paths.append(relative_path);
}
}
return true;
}, false);
val["data"]["rootPath"] = record_path;
val["data"]["paths"] = paths;
});
static auto responseSnap = [](const string &snap_path,
const HttpSession::KeyValue &headerIn,
const HttpSession::HttpResponseInvoker &invoker) {
StrCaseMap headerOut;
struct stat statbuf = {0};
GET_CONFIG(string, defaultSnap, API::kDefaultSnap);
if (!(stat(snap_path.data(), &statbuf) == 0 && statbuf.st_size != 0) && !defaultSnap.empty()) {
//空文件且设置了预设图，则返回预设图片(也就是FFmpeg生成截图中空档期的默认图片)
const_cast<string&>(snap_path) = File::absolutePath(defaultSnap, "");
headerOut["Content-Type"] = HttpFileManager::getContentType(snap_path.data());
} else {
//之前生成的截图文件，我们默认为jpeg格式
headerOut["Content-Type"] = HttpFileManager::getContentType(".jpeg");
}
//返回图片给http客户端
invoker.responseFile(headerIn, headerOut, snap_path);
};
//获取截图缓存或者实时截图
//http://127.0.0.1/index/api/getSnap?url=rtmp://127.0.0.1/record/robot.mp4&timeout_sec=10&expire_sec=3
api_regist2("/index/api/getSnap", [](API_ARGS2){
CHECK_SECRET();
CHECK_ARGS("url", "timeout_sec", "expire_sec");
GET_CONFIG(string, snap_root, API::kSnapRoot);
int expire_sec = allArgs["expire_sec"];
auto scan_path = File::absolutePath(MD5(allArgs["url"]).hexdigest(), snap_root) + "/";
string snap_path;
File::scanDir(scan_path, [&](const string &path, bool isDir) {
if (isDir) {
//忽略文件夹
return true;
}
//找到截图
auto tm = FindField(path.data() + scan_path.size(), nullptr, ".jpeg");
if (atoll(tm.data()) + expire_sec < time(NULL)) {
//截图已经过期,删除之，后面重新生成
File::delete_file(path.data());
return true;
}
//截图未过期,中断遍历，返回上次生成的截图
snap_path = path;
return false;
});
if(!snap_path.empty()){
responseSnap(snap_path, headerIn, invoker);
return;
}
//无截图或者截图已经过期
snap_path = StrPrinter << scan_path << time(NULL) << ".jpeg";
//生成一个空文件，目的是顺便创建文件夹路径，
//同时防止在FFmpeg生成截图途中不停的尝试调用该api启动FFmpeg生成相同的截图
auto file = File::create_file(snap_path.data(), "wb");
if (file) {
fclose(file);
}
//启动FFmpeg进程，开始截图
FFmpegSnap::makeSnap(allArgs["url"],snap_path,allArgs["timeout_sec"],[invoker,headerIn,snap_path](bool success){
if(!success){
//生成截图失败，可能残留空文件
File::delete_file(snap_path.data());
}
responseSnap(snap_path, headerIn, invoker);
});
});
////////////以下是注册的Hook API////////////
api_regist1("/index/hook/on_publish",[](API_ARGS1){
//开始推流事件
//转换成rtsp或rtmp
val["enableRtxp"] = true;
//转换hls
val["enableHls"] = true;
//不录制mp4
val["enableMP4"] = false;
});
api_regist1("/index/hook/on_play",[](API_ARGS1){
//开始播放事件
});
api_regist1("/index/hook/on_flow_report",[](API_ARGS1){
//流量统计hook api
});
api_regist1("/index/hook/on_rtsp_realm",[](API_ARGS1){
//rtsp是否需要鉴权，默认需要鉴权
val["code"] = API::Success;
val["realm"] = "zlmediakit_reaml";
});
api_regist1("/index/hook/on_rtsp_auth",[](API_ARGS1){
//rtsp鉴权密码，密码等于用户名
//rtsp可以有双重鉴权！后面还会触发on_play事件
CHECK_ARGS("user_name");
val["code"] = API::Success;
val["encrypted"] = false;
val["passwd"] = allArgs["user_name"].data();
});
api_regist1("/index/hook/on_stream_changed",[](API_ARGS1){
//媒体注册或反注册事件
});
#if !defined(_WIN32)
api_regist2("/index/hook/on_stream_not_found_ffmpeg",[](API_ARGS2){
//媒体未找到事件,我们都及时拉流hks作为替代品，目的是为了测试按需拉流
CHECK_SECRET();
CHECK_ARGS("vhost","app","stream");
//通过FFmpeg按需拉流
GET_CONFIG(int,rtmp_port,Rtmp::kPort);
GET_CONFIG(int,timeout_sec,Hook::kTimeoutSec);
string dst_url = StrPrinter
<< "rtmp://127.0.0.1:"
<< rtmp_port << "/"
<< allArgs["app"] << "/"
<< allArgs["stream"] << "?vhost="
<< allArgs["vhost"];
addFFmpegSource("http://hls-ott-zhibo.wasu.tv/live/272/index.m3u8",/** ffmpeg拉流支持任意编码格式任意协议 **/
dst_url,
(1000 * timeout_sec) - 500,
[invoker,val,headerOut](const SockException &ex,const string &key){
if(ex){
const_cast<Value &>(val)["code"] = API::OtherFailed;
const_cast<Value &>(val)["msg"] = ex.what();
}else{
const_cast<Value &>(val)["data"]["key"] = key;
}
invoker("200 OK", headerOut, val.toStyledString());
});
});
#endif//!defined(_WIN32)
api_regist2("/index/hook/on_stream_not_found",[](API_ARGS2){
//媒体未找到事件,我们都及时拉流hks作为替代品，目的是为了测试按需拉流
CHECK_SECRET();
CHECK_ARGS("vhost","app","stream");
//通过内置支持的rtsp/rtmp按需拉流
addStreamProxy(allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
/** 支持rtsp和rtmp方式拉流 ，rtsp支持h265/h264/aac,rtmp仅支持h264/aac **/
"rtsp://184.72.239.149/vod/mp4:BigBuckBunny_115k.mov",
true,/* 开启rtsp转发 */
true,/* 开启rtmp转发 */
true,/* 开启hls转发 */
false,/* 禁用MP4录制 */
0,//rtp over tcp方式拉流
[invoker,val,headerOut](const SockException &ex,const string &key){
if(ex){
const_cast<Value &>(val)["code"] = API::OtherFailed;
const_cast<Value &>(val)["msg"] = ex.what();
}else{
const_cast<Value &>(val)["data"]["key"] = key;
}
invoker("200 OK", headerOut, val.toStyledString());
});
});
api_regist1("/index/hook/on_record_mp4",[](API_ARGS1){
//录制mp4分片完毕事件
});
api_regist1("/index/hook/on_shell_login",[](API_ARGS1){
//shell登录调试事件
});
api_regist1("/index/hook/on_stream_none_reader",[](API_ARGS1){
//无人观看流默认关闭
val["close"] = true;
});
static auto checkAccess = [](const string &params){
//我们假定大家都要权限访问
return true;
};
api_regist1("/index/hook/on_http_access",[](API_ARGS1){
//在这里根据allArgs["params"](url参数)来判断该http客户端是否有权限访问该文件
if(!checkAccess(allArgs["params"])){
//无访问权限
val["err"] = "无访问权限";
//仅限制访问当前目录
val["path"] = "";
//标记该客户端无权限1分钟
val["second"] = 60;
return;
}
//可以访问
val["err"] = "";
//只能访问当前目录
val["path"] = "";
//该http客户端用户被授予10分钟的访问权限，该权限仅限访问当前目录
val["second"] = 10 * 60;
});
api_regist1("/index/hook/on_server_started",[](API_ARGS1){
//服务器重启报告
});
}
void unInstallWebApi(){
{
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.clear();
}
{
lock_guard<recursive_mutex> lck(s_ffmpegMapMtx);
s_ffmpegMap.clear();
}
{
#if defined(ENABLE_RTPPROXY)
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
s_rtpServerMap.clear();
#endif
}
}
Reference in New Issue View Git Blame Copy Permalink