ZLMediaKit/server/WebApi.cpp

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/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* 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.
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*/
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#include <sys/stat.h>
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#include <math.h>
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#include <signal.h>
#include <functional>
#include <unordered_map>
#include "Util/util.h"
#include "Util/logger.h"
#include "Util/onceToken.h"
#include "Util/NoticeCenter.h"
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#ifdef ENABLE_MYSQL
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#include "Util/SqlPool.h"
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#endif //ENABLE_MYSQL
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#include "Common/config.h"
#include "Common/MediaSource.h"
#include "Http/HttpRequester.h"
#include "Http/HttpSession.h"
#include "Network/TcpServer.h"
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#include "Network/UdpServer.h"
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#include "Player/PlayerProxy.h"
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#include "Pusher/PusherProxy.h"
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#include "Util/MD5.h"
#include "WebApi.h"
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#include "WebHook.h"
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#include "Thread/WorkThreadPool.h"
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#include "Rtp/RtpSelector.h"
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#include "FFmpegSource.h"
#if defined(ENABLE_RTPPROXY)
#include "Rtp/RtpServer.h"
#endif
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#ifdef ENABLE_WEBRTC
#include "../webrtc/WebRtcPlayer.h"
#include "../webrtc/WebRtcPusher.h"
#include "../webrtc/WebRtcEchoTest.h"
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#endif
#ifdef _WIN32
#include <io.h>
#include <iostream>
#include <tchar.h>
#endif // _WIN32
using namespace std;
using namespace Json;
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using namespace toolkit;
using namespace mediakit;
namespace API {
#define API_FIELD "api."
const string kApiDebug = API_FIELD"apiDebug";
const string kSecret = API_FIELD"secret";
const string kSnapRoot = API_FIELD"snapRoot";
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const string kDefaultSnap = API_FIELD"defaultSnap";
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static onceToken token([]() {
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mINI::Instance()[kApiDebug] = "1";
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mINI::Instance()[kSecret] = "035c73f7-bb6b-4889-a715-d9eb2d1925cc";
mINI::Instance()[kSnapRoot] = "./www/snap/";
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mINI::Instance()[kDefaultSnap] = "./www/logo.png";
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});
}//namespace API
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using HttpApi = function<void(const Parser &parser, const HttpSession::HttpResponseInvoker &invoker, SockInfo &sender)>;
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//http api列表
static map<string, HttpApi> s_map_api;
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static void responseApi(const Json::Value &res, const HttpSession::HttpResponseInvoker &invoker){
GET_CONFIG(string, charSet, Http::kCharSet);
HttpSession::KeyValue headerOut;
headerOut["Content-Type"] = string("application/json; charset=") + charSet;
invoker(200, headerOut, res.toStyledString());
};
static void responseApi(int code, const string &msg, const HttpSession::HttpResponseInvoker &invoker){
Json::Value res;
res["code"] = code;
res["msg"] = msg;
responseApi(res, invoker);
}
static ApiArgsType getAllArgs(const Parser &parser);
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static HttpApi toApi(const function<void(API_ARGS_MAP_ASYNC)> &cb) {
return [cb](const Parser &parser, const HttpSession::HttpResponseInvoker &invoker, SockInfo &sender) {
GET_CONFIG(string, charSet, Http::kCharSet);
HttpSession::KeyValue headerOut;
headerOut["Content-Type"] = string("application/json; charset=") + charSet;
Json::Value val;
val["code"] = API::Success;
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//参数解析成map
auto args = getAllArgs(parser);
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cb(sender, headerOut, HttpAllArgs<decltype(args)>(parser, args), val, invoker);
};
}
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static HttpApi toApi(const function<void(API_ARGS_MAP)> &cb) {
return toApi([cb](API_ARGS_MAP_ASYNC) {
cb(API_ARGS_VALUE);
invoker(200, headerOut, val.toStyledString());
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});
}
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static HttpApi toApi(const function<void(API_ARGS_JSON_ASYNC)> &cb) {
return [cb](const Parser &parser, const HttpSession::HttpResponseInvoker &invoker, SockInfo &sender) {
GET_CONFIG(string, charSet, Http::kCharSet);
HttpSession::KeyValue headerOut;
headerOut["Content-Type"] = string("application/json; charset=") + charSet;
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Json::Value val;
val["code"] = API::Success;
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if (parser["Content-Type"].find("application/json") == string::npos) {
throw InvalidArgsException("该接口只支持json格式的请求");
}
//参数解析成json对象然后处理
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Json::Value args;
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Json::Reader reader;
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reader.parse(parser.Content(), args);
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cb(sender, headerOut, HttpAllArgs<decltype(args)>(parser, args), val, invoker);
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};
}
static HttpApi toApi(const function<void(API_ARGS_JSON)> &cb) {
return toApi([cb](API_ARGS_JSON_ASYNC) {
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cb(API_ARGS_VALUE);
invoker(200, headerOut, val.toStyledString());
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});
}
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static HttpApi toApi(const function<void(API_ARGS_STRING_ASYNC)> &cb) {
return [cb](const Parser &parser, const HttpSession::HttpResponseInvoker &invoker, SockInfo &sender) {
GET_CONFIG(string, charSet, Http::kCharSet);
HttpSession::KeyValue headerOut;
headerOut["Content-Type"] = string("application/json; charset=") + charSet;
Json::Value val;
val["code"] = API::Success;
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cb(sender, headerOut, HttpAllArgs<string>(parser, (string &)parser.Content()), val, invoker);
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};
}
static HttpApi toApi(const function<void(API_ARGS_STRING)> &cb) {
return toApi([cb](API_ARGS_STRING_ASYNC) {
cb(API_ARGS_VALUE);
invoker(200, headerOut, val.toStyledString());
});
}
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void api_regist(const string &api_path, const function<void(API_ARGS_MAP)> &func) {
s_map_api.emplace(api_path, toApi(func));
}
void api_regist(const string &api_path, const function<void(API_ARGS_MAP_ASYNC)> &func) {
s_map_api.emplace(api_path, toApi(func));
}
void api_regist(const string &api_path, const function<void(API_ARGS_JSON)> &func) {
s_map_api.emplace(api_path, toApi(func));
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}
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void api_regist(const string &api_path, const function<void(API_ARGS_JSON_ASYNC)> &func) {
s_map_api.emplace(api_path, toApi(func));
}
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void api_regist(const string &api_path, const function<void(API_ARGS_STRING)> &func){
s_map_api.emplace(api_path, toApi(func));
}
void api_regist(const string &api_path, const function<void(API_ARGS_STRING_ASYNC)> &func){
s_map_api.emplace(api_path, toApi(func));
}
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//获取HTTP请求中url参数、content参数
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static ApiArgsType getAllArgs(const Parser &parser) {
ApiArgsType allArgs;
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if (parser["Content-Type"].find("application/x-www-form-urlencoded") == 0) {
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auto contentArgs = parser.parseArgs(parser.Content());
for (auto &pr : contentArgs) {
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allArgs[pr.first] = HttpSession::urlDecode(pr.second);
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}
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} else if (parser["Content-Type"].find("application/json") == 0) {
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try {
stringstream ss(parser.Content());
Value jsonArgs;
ss >> jsonArgs;
auto keys = jsonArgs.getMemberNames();
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for (auto key = keys.begin(); key != keys.end(); ++key) {
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allArgs[*key] = jsonArgs[*key].asString();
}
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} catch (std::exception &ex) {
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WarnL << ex.what();
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}
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} else if (!parser["Content-Type"].empty()) {
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WarnL << "invalid Content-Type:" << parser["Content-Type"];
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}
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for (auto &pr : parser.getUrlArgs()) {
allArgs[pr.first] = pr.second;
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}
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return allArgs;
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}
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extern uint64_t getTotalMemUsage();
extern uint64_t getTotalMemBlock();
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extern uint64_t getThisThreadMemUsage();
extern uint64_t getThisThreadMemBlock();
extern std::vector<size_t> getBlockTypeSize();
extern uint64_t getTotalMemBlockByType(int type);
extern uint64_t getThisThreadMemBlockByType(int type) ;
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static inline void addHttpListener(){
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GET_CONFIG(bool, api_debug, API::kApiDebug);
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//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;
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if(api_debug){
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auto newInvoker = [invoker, parser](int code, const HttpSession::KeyValue &headerOut, const HttpBody::Ptr &body) {
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//body默认为空
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ssize_t size = 0;
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if (body && body->remainSize()) {
//有body获取body大小
size = body->remainSize();
}
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LogContextCapture log(getLogger(), LDebug, __FILE__, "http api debug", __LINE__);
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log << "\r\n# request:\r\n" << parser.Method() << " " << parser.FullUrl() << "\r\n";
log << "# header:\r\n";
for (auto &pr : parser.getHeader()) {
log << pr.first << " : " << pr.second << "\r\n";
}
auto &content = parser.Content();
log << "# content:\r\n" << (content.size() > 4 * 1024 ? content.substr(0, 4 * 1024) : content) << "\r\n";
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if (size > 0 && size < 4 * 1024) {
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auto response = body->readData(size);
log << "# response:\r\n" << response->data() << "\r\n";
invoker(code, headerOut, response);
} else {
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log << "# response size:" << size << "\r\n";
invoker(code, headerOut, body);
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}
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};
((HttpSession::HttpResponseInvoker &) invoker) = newInvoker;
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}
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try {
it->second(parser, invoker, sender);
} catch (ApiRetException &ex) {
responseApi(ex.code(), ex.what(), invoker);
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}
#ifdef ENABLE_MYSQL
catch(SqlException &ex){
responseApi(API::SqlFailed, StrPrinter << "操作数据库失败:" << ex.what() << ":" << ex.getSql(), invoker);
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}
#endif// ENABLE_MYSQL
catch (std::exception &ex) {
responseApi(API::Exception, ex.what(), invoker);
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}
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});
}
//拉流代理器列表
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static unordered_map<string, PlayerProxy::Ptr> s_proxyMap;
static recursive_mutex s_proxyMapMtx;
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//推流代理器列表
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static unordered_map<string, PusherProxy::Ptr> s_proxyPusherMap;
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static recursive_mutex s_proxyPusherMapMtx;
//FFmpeg拉流代理器列表
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static unordered_map<string, FFmpegSource::Ptr> s_ffmpegMap;
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static recursive_mutex s_ffmpegMapMtx;
#if defined(ENABLE_RTPPROXY)
//rtp服务器列表
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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;
}
static inline string getPusherKey(const string &schema, const string &vhost, const string &app, const string &stream,
const string &dst_url) {
return schema + "/" + vhost + "/" + app + "/" + stream + "/" + MD5(dst_url).hexdigest();
}
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Value makeMediaSourceJson(MediaSource &media){
Value item;
item["schema"] = media.getSchema();
item[VHOST_KEY] = media.getVhost();
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item["app"] = media.getApp();
item["stream"] = media.getId();
item["createStamp"] = (Json::UInt64) media.getCreateStamp();
item["aliveSecond"] = (Json::UInt64) media.getAliveSecond();
item["bytesSpeed"] = media.getBytesSpeed();
item["readerCount"] = media.readerCount();
item["totalReaderCount"] = media.totalReaderCount();
item["originType"] = (int) media.getOriginType();
item["originTypeStr"] = getOriginTypeString(media.getOriginType());
item["originUrl"] = media.getOriginUrl();
item["isRecordingMP4"] = media.isRecording(Recorder::type_mp4);
item["isRecordingHLS"] = media.isRecording(Recorder::type_hls);
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auto originSock = media.getOriginSock();
if (originSock) {
item["originSock"]["local_ip"] = originSock->get_local_ip();
item["originSock"]["local_port"] = originSock->get_local_port();
item["originSock"]["peer_ip"] = originSock->get_peer_ip();
item["originSock"]["peer_port"] = originSock->get_peer_port();
item["originSock"]["identifier"] = originSock->getIdentifier();
} else {
item["originSock"] = Json::nullValue;
}
for(auto &track : media.getTracks(false)){
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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;
}
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void getStatisticJson(const function<void(Value &val)> &cb) {
auto obj = std::make_shared<Value>(objectValue);
auto &val = *obj;
val["MediaSource"] = (Json::UInt64)(ObjectStatistic<MediaSource>::count());
val["MultiMediaSourceMuxer"] = (Json::UInt64)(ObjectStatistic<MultiMediaSourceMuxer>::count());
val["TcpServer"] = (Json::UInt64)(ObjectStatistic<TcpServer>::count());
val["TcpSession"] = (Json::UInt64)(ObjectStatistic<TcpSession>::count());
val["UdpServer"] = (Json::UInt64)(ObjectStatistic<UdpServer>::count());
val["UdpSession"] = (Json::UInt64)(ObjectStatistic<UdpSession>::count());
val["TcpClient"] = (Json::UInt64)(ObjectStatistic<TcpClient>::count());
val["Socket"] = (Json::UInt64)(ObjectStatistic<Socket>::count());
val["FrameImp"] = (Json::UInt64)(ObjectStatistic<FrameImp>::count());
val["Frame"] = (Json::UInt64)(ObjectStatistic<Frame>::count());
val["Buffer"] = (Json::UInt64)(ObjectStatistic<Buffer>::count());
val["BufferRaw"] = (Json::UInt64)(ObjectStatistic<BufferRaw>::count());
val["BufferLikeString"] = (Json::UInt64)(ObjectStatistic<BufferLikeString>::count());
val["BufferList"] = (Json::UInt64)(ObjectStatistic<BufferList>::count());
val["RtpPacket"] = (Json::UInt64)(ObjectStatistic<RtpPacket>::count());
val["RtmpPacket"] = (Json::UInt64)(ObjectStatistic<RtmpPacket>::count());
#ifdef ENABLE_MEM_DEBUG
auto bytes = getTotalMemUsage();
val["totalMemUsage"] = (Json::UInt64) bytes;
val["totalMemUsageMB"] = (int) (bytes / 1024 / 1024);
val["totalMemBlock"] = (Json::UInt64) getTotalMemBlock();
static auto block_type_size = getBlockTypeSize();
{
int i = 0;
string str;
size_t last = 0;
for (auto sz : block_type_size) {
str.append(to_string(last) + "~" + to_string(sz) + ":" + to_string(getTotalMemBlockByType(i++)) + ";");
last = sz;
}
str.pop_back();
val["totalMemBlockTypeCount"] = str;
}
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auto thread_size = EventPollerPool::Instance().getExecutorSize() + WorkThreadPool::Instance().getExecutorSize();
std::shared_ptr<vector<Value> > thread_mem_info = std::make_shared<vector<Value> >(thread_size);
shared_ptr<void> finished(nullptr, [thread_mem_info, cb, obj](void *) {
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for (auto &val : *thread_mem_info) {
(*obj)["threadMem"].append(val);
}
//触发回调
cb(*obj);
});
auto pos = 0;
auto lam0 = [&](TaskExecutor &executor) {
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auto &val = (*thread_mem_info)[pos++];
executor.async([finished, &val]() {
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auto bytes = getThisThreadMemUsage();
val["threadName"] = getThreadName();
val["threadMemUsage"] = (Json::UInt64) bytes;
val["threadMemUsageMB"] = (Json::UInt64) (bytes / 1024 / 1024);
val["threadMemBlock"] = (Json::UInt64) getThisThreadMemBlock();
{
int i = 0;
string str;
size_t last = 0;
for (auto sz : block_type_size) {
str.append(to_string(last) + "~" + to_string(sz) + ":" + to_string(getThisThreadMemBlockByType(i++)) + ";");
last = sz;
}
str.pop_back();
val["threadMemBlockTypeCount"] = str;
}
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});
};
auto lam1 = [lam0](const TaskExecutor::Ptr &executor) {
lam0(*executor);
};
EventPollerPool::Instance().for_each(lam1);
WorkThreadPool::Instance().for_each(lam1);
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#else
cb(*obj);
#endif
}
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void addStreamProxy(const string &vhost, const string &app, const string &stream, const string &url, int retry_count,
const ProtocolOption &option, int rtp_type, float timeout_sec,
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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
auto player = std::make_shared<PlayerProxy>(vhost, app, stream, option, retry_count ? retry_count : -1);
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s_proxyMap[key] = player;
//指定RTP over TCP(播放rtsp时有效)
(*player)[Client::kRtpType] = rtp_type;
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if (timeout_sec > 0.1) {
//播放握手超时时间
(*player)[Client::kTimeoutMS] = timeout_sec * 1000;
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}
//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](const SockException &ex) {
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.erase(key);
});
player->play(url);
};
template <typename Type>
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static void getArgsValue(const HttpAllArgs<ApiArgsType> &allArgs, const string &key, Type &value) {
auto val = allArgs["key"];
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if (!val.empty()) {
value = (Type)val;
}
}
/**
* api接口
* 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
*/
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void installWebApi() {
addHttpListener();
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GET_CONFIG(string,api_secret,API::kSecret);
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//获取线程负载
//测试url http://127.0.0.1/index/api/getThreadsLoad
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api_regist("/index/api/getThreadsLoad",[](API_ARGS_MAP_ASYNC){
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EventPollerPool::Instance().getExecutorDelay([invoker, headerOut](const vector<int> &vecDelay) {
Value val;
auto vec = EventPollerPool::Instance().getExecutorLoad();
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int i = API::Success;
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for (auto load : vec) {
Value obj(objectValue);
obj["load"] = load;
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obj["delay"] = vecDelay[i++];
val["data"].append(obj);
}
val["code"] = API::Success;
invoker(200, headerOut, val.toStyledString());
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});
});
//获取后台工作线程负载
//测试url http://127.0.0.1/index/api/getWorkThreadsLoad
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api_regist("/index/api/getWorkThreadsLoad", [](API_ARGS_MAP_ASYNC){
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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;
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obj["delay"] = vecDelay[i++];
val["data"].append(obj);
}
val["code"] = API::Success;
invoker(200, headerOut, val.toStyledString());
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});
});
//获取服务器配置
//测试url http://127.0.0.1/index/api/getServerConfig
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api_regist("/index/api/getServerConfig",[](API_ARGS_MAP){
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CHECK_SECRET();
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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
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api_regist("/index/api/setServerConfig",[](API_ARGS_MAP){
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CHECK_SECRET();
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auto &ini = mINI::Instance();
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int changed = API::Success;
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for (auto &pr : allArgs.getArgs()) {
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if (ini.find(pr.first) == ini.end()) {
#if 1
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//没有这个key
continue;
#else
// 新增配置选项,为了动态添加多个ffmpeg cmd 模板
ini[pr.first] = pr.second;
// 防止changed变化
continue;
#endif
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}
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);
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}
val["changed"] = changed;
});
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static auto s_get_api_list = [](API_ARGS_MAP){
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CHECK_SECRET();
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for(auto &pr : s_map_api){
val["data"].append(pr.first);
}
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};
//获取服务器api列表
//测试url http://127.0.0.1/index/api/getApiList
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api_regist("/index/api/getApiList",[](API_ARGS_MAP){
s_get_api_list(API_ARGS_VALUE);
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});
//获取服务器api列表
//测试url http://127.0.0.1/index/
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api_regist("/index/",[](API_ARGS_MAP){
s_get_api_list(API_ARGS_VALUE);
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});
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#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
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api_regist("/index/api/restartServer",[](API_ARGS_MAP){
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CHECK_SECRET();
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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";
});
#else
//增加Windows下的重启代码
api_regist("/index/api/restartServer", [](API_ARGS_MAP) {
CHECK_SECRET();
//创建重启批处理脚本文件
FILE *pf;
errno_t err = ::_wfopen_s(&pf, L"RestartServer.cmd", L"w"); //“w”如果该文件存在其内容将被覆盖
if (err == 0) {
char szExeName[1024];
char drive[_MAX_DRIVE] = { 0 };
char dir[_MAX_DIR] = { 0 };
char fname[_MAX_FNAME] = { 0 };
char ext[_MAX_EXT] = { 0 };
char exeName[_MAX_FNAME] = { 0 };
GetModuleFileNameA(NULL, szExeName, 1024); //获取进程的全路径
_splitpath(szExeName, drive, dir, fname, ext);
strcpy(exeName, fname);
strcat(exeName, ext);
fprintf(pf, "@echo off\ntaskkill /f /im %s\nstart \"\" \"%s\"\ndel %%0", exeName, szExeName);
fclose(pf);
// 1秒后执行创建的批处理脚本
EventPollerPool::Instance().getPoller()->doDelayTask(1000, []() {
STARTUPINFO si;
PROCESS_INFORMATION pi;
ZeroMemory(&si, sizeof si);
ZeroMemory(&pi, sizeof pi);
si.cb = sizeof si;
si.dwFlags = STARTF_USESHOWWINDOW;
si.wShowWindow = SW_HIDE;
TCHAR winSysDir[1024];
ZeroMemory(winSysDir, sizeof winSysDir);
GetSystemDirectory(winSysDir, 1024);
TCHAR appName[1024];
ZeroMemory(appName, sizeof appName);
_stprintf(appName, "%s\\cmd.exe", winSysDir);
BOOL bRet = CreateProcess(appName, " /c RestartServer.cmd", NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
if (bRet == FALSE) {
int err = GetLastError();
cout << endl << "无法执行重启操作,错误代码:" << err << endl;
}
WaitForSingleObject(pi.hProcess, INFINITE);
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
return 0;
});
val["msg"] = "服务器将在一秒后自动重启";
} else {
val["msg"] = "创建重启脚本文件失败";
val["code"] = API::OtherFailed;
}
});
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#endif//#if !defined(_WIN32)
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//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
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api_regist("/index/api/getMediaList",[](API_ARGS_MAP){
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CHECK_SECRET();
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//获取所有MediaSource列表
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MediaSource::for_each_media([&](const MediaSource::Ptr &media) {
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val["data"].append(makeMediaSourceJson(*media));
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}, allArgs["schema"], allArgs["vhost"], allArgs["app"], allArgs["stream"]);
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});
//测试url http://127.0.0.1/index/api/isMediaOnline?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs
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api_regist("/index/api/isMediaOnline",[](API_ARGS_MAP){
CHECK_SECRET();
CHECK_ARGS("schema","vhost","app","stream");
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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
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api_regist("/index/api/getMediaInfo",[](API_ARGS_MAP){
CHECK_SECRET();
CHECK_ARGS("schema","vhost","app","stream");
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auto src = MediaSource::find(allArgs["schema"],allArgs["vhost"],allArgs["app"],allArgs["stream"]);
if(!src){
val["online"] = false;
return;
}
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val = makeMediaSourceJson(*src);
val["online"] = true;
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val["code"] = API::Success;
});
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//主动关断流,包括关断拉流、推流
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//测试url http://127.0.0.1/index/api/close_stream?schema=rtsp&vhost=__defaultVhost__&app=live&stream=obs&force=1
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api_regist("/index/api/close_stream",[](API_ARGS_MAP){
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CHECK_SECRET();
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CHECK_ARGS("schema","vhost","app","stream");
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//踢掉推流器
auto src = MediaSource::find(allArgs["schema"],
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
if (src) {
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bool flag = src->close(allArgs["force"].as<bool>());
val["result"] = flag ? 0 : -1;
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val["msg"] = flag ? "success" : "close failed";
val["code"] = flag ? API::Success : API::OtherFailed;
} else {
val["result"] = -2;
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val["msg"] = "can not find the stream";
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val["code"] = API::OtherFailed;
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}
});
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//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
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api_regist("/index/api/close_streams",[](API_ARGS_MAP){
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CHECK_SECRET();
//筛选命中个数
int count_hit = 0;
int count_closed = 0;
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list<MediaSource::Ptr> media_list;
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MediaSource::for_each_media([&](const MediaSource::Ptr &media) {
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++count_hit;
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media_list.emplace_back(media);
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}, allArgs["schema"], allArgs["vhost"], allArgs["app"], allArgs["stream"]);
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bool force = allArgs["force"].as<bool>();
for(auto &media : media_list){
if(media->close(force)){
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++count_closed;
}
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}
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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
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api_regist("/index/api/getAllSession",[](API_ARGS_MAP){
CHECK_SECRET();
Value jsession;
uint16_t local_port = allArgs["local_port"].as<uint16_t>();
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string peer_ip = allArgs["peer_ip"];
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SessionMap::Instance().for_each_session([&](const string &id,const Session::Ptr &session){
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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
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api_regist("/index/api/kick_session",[](API_ARGS_MAP){
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CHECK_SECRET();
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CHECK_ARGS("id");
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//踢掉tcp会话
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auto session = SessionMap::Instance().get(allArgs["id"]);
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if(!session){
throw ApiRetException("can not find the target",API::OtherFailed);
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}
session->safeShutdown();
});
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//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
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api_regist("/index/api/kick_sessions",[](API_ARGS_MAP){
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CHECK_SECRET();
uint16_t local_port = allArgs["local_port"].as<uint16_t>();
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string peer_ip = allArgs["peer_ip"];
size_t count_hit = 0;
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list<Session::Ptr> session_list;
SessionMap::Instance().for_each_session([&](const string &id,const Session::Ptr &session){
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if(local_port != 0 && local_port != session->get_local_port()){
return;
}
if(!peer_ip.empty() && peer_ip != session->get_peer_ip()){
return;
}
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session_list.emplace_back(session);
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++count_hit;
});
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for(auto &session : session_list){
session->safeShutdown();
}
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val["count_hit"] = (Json::UInt64)count_hit;
});
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static auto addStreamPusherProxy = [](const string &schema,
const string &vhost,
const string &app,
const string &stream,
const string &url,
int retry_count,
int rtp_type,
float timeout_sec,
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const function<void(const SockException &ex, const string &key)> &cb) {
auto key = getPusherKey(schema, vhost, app, stream, url);
auto src = MediaSource::find(schema, vhost, app, stream);
if (!src) {
cb(SockException(Err_other, "can not find the source stream"), key);
return;
}
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lock_guard<recursive_mutex> lck(s_proxyPusherMapMtx);
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if (s_proxyPusherMap.find(key) != s_proxyPusherMap.end()) {
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//已经在推流了
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cb(SockException(Err_success), key);
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return;
}
//添加推流代理
PusherProxy::Ptr pusher(new PusherProxy(src, retry_count ? retry_count : -1));
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s_proxyPusherMap[key] = pusher;
//指定RTP over TCP(播放rtsp时有效)
(*pusher)[Client::kRtpType] = rtp_type;
if (timeout_sec > 0.1) {
//推流握手超时时间
(*pusher)[Client::kTimeoutMS] = timeout_sec * 1000;
}
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//开始推流,如果推流失败或者推流中止,将会自动重试若干次,默认一直重试
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pusher->setPushCallbackOnce([cb, key, url](const SockException &ex) {
if (ex) {
WarnL << "Push " << url << " failed, key: " << key << ", err: " << ex.what();
lock_guard<recursive_mutex> lck(s_proxyPusherMapMtx);
s_proxyPusherMap.erase(key);
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}
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cb(ex, key);
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});
//被主动关闭推流
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pusher->setOnClose([key, url](const SockException &ex) {
WarnL << "Push " << url << " failed, key: " << key << ", err: " << ex.what();
lock_guard<recursive_mutex> lck(s_proxyPusherMapMtx);
s_proxyPusherMap.erase(key);
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});
pusher->publish(url);
};
//动态添加rtsp/rtmp推流代理
//测试url http://127.0.0.1/index/api/addStreamPusherProxy?schema=rtmp&vhost=__defaultVhost__&app=proxy&stream=0&dst_url=rtmp://127.0.0.1/live/obs
api_regist("/index/api/addStreamPusherProxy", [](API_ARGS_MAP_ASYNC) {
CHECK_SECRET();
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CHECK_ARGS("schema", "vhost", "app", "stream", "dst_url");
auto dst_url = allArgs["dst_url"];
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addStreamPusherProxy(allArgs["schema"],
allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
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allArgs["dst_url"],
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allArgs["retry_count"],
allArgs["rtp_type"],
allArgs["timeout_sec"],
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[invoker, val, headerOut, dst_url](const SockException &ex, const string &key) mutable {
if (ex) {
val["code"] = API::OtherFailed;
val["msg"] = ex.what();
} else {
val["data"]["key"] = key;
InfoL << "Publish success, please play with player:" << dst_url;
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}
invoker(200, headerOut, val.toStyledString());
});
});
//关闭推流代理
//测试url http://127.0.0.1/index/api/delStreamPusherProxy?key=__defaultVhost__/proxy/0
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api_regist("/index/api/delStreamPusherProxy", [](API_ARGS_MAP) {
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CHECK_SECRET();
CHECK_ARGS("key");
lock_guard<recursive_mutex> lck(s_proxyPusherMapMtx);
val["data"]["flag"] = s_proxyPusherMap.erase(allArgs["key"]) == 1;
});
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//动态添加rtsp/rtmp拉流代理
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//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
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api_regist("/index/api/addStreamProxy",[](API_ARGS_MAP_ASYNC){
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CHECK_SECRET();
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CHECK_ARGS("vhost","app","stream","url");
ProtocolOption option;
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getArgsValue(allArgs, "enable_hls", option.enable_hls);
getArgsValue(allArgs, "enable_mp4", option.enable_mp4);
getArgsValue(allArgs, "enable_rtsp", option.enable_rtsp);
getArgsValue(allArgs, "enable_rtmp", option.enable_rtmp);
getArgsValue(allArgs, "enable_ts", option.enable_ts);
getArgsValue(allArgs, "enable_fmp4", option.enable_fmp4);
getArgsValue(allArgs, "enable_audio", option.enable_audio);
getArgsValue(allArgs, "add_mute_audio", option.add_mute_audio);
getArgsValue(allArgs, "mp4_save_path", option.mp4_save_path);
getArgsValue(allArgs, "mp4_max_second", option.mp4_max_second);
getArgsValue(allArgs, "hls_save_path", option.hls_save_path);
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addStreamProxy(allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
allArgs["url"],
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allArgs["retry_count"],
option,
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allArgs["rtp_type"],
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allArgs["timeout_sec"],
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[invoker,val,headerOut](const SockException &ex,const string &key) mutable{
if (ex) {
val["code"] = API::OtherFailed;
val["msg"] = ex.what();
} else {
val["data"]["key"] = key;
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}
invoker(200, headerOut, val.toStyledString());
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});
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});
//关闭拉流代理
//测试url http://127.0.0.1/index/api/delStreamProxy?key=__defaultVhost__/proxy/0
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api_regist("/index/api/delStreamProxy",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("key");
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lock_guard<recursive_mutex> lck(s_proxyMapMtx);
val["data"]["flag"] = s_proxyMap.erase(allArgs["key"]) == 1;
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});
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static auto addFFmpegSource = [](const string &ffmpeg_cmd_key,
const string &src_url,
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const string &dst_url,
int timeout_ms,
bool enable_hls,
bool enable_mp4,
const function<void(const SockException &ex, const string &key)> &cb) {
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auto key = MD5(dst_url).hexdigest();
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
if (s_ffmpegMap.find(key) != s_ffmpegMap.end()) {
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//已经在拉流了
cb(SockException(Err_success), key);
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return;
}
FFmpegSource::Ptr ffmpeg = std::make_shared<FFmpegSource>();
s_ffmpegMap[key] = ffmpeg;
ffmpeg->setOnClose([key]() {
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lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
s_ffmpegMap.erase(key);
});
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ffmpeg->setupRecordFlag(enable_hls, enable_mp4);
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ffmpeg->play(ffmpeg_cmd_key, src_url, dst_url, timeout_ms, [cb, key](const SockException &ex) {
if (ex) {
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lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
s_ffmpegMap.erase(key);
}
cb(ex, key);
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});
};
//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
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api_regist("/index/api/addFFmpegSource",[](API_ARGS_MAP_ASYNC){
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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"];
auto enable_hls = allArgs["enable_hls"].as<int>();
auto enable_mp4 = allArgs["enable_mp4"].as<int>();
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addFFmpegSource(allArgs["ffmpeg_cmd_key"], src_url, dst_url, timeout_ms, enable_hls, enable_mp4,
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[invoker, val, headerOut](const SockException &ex, const string &key) mutable{
if (ex) {
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val["code"] = API::OtherFailed;
val["msg"] = ex.what();
} else {
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val["data"]["key"] = key;
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}
invoker(200, headerOut, val.toStyledString());
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});
});
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//关闭拉流代理
//测试url http://127.0.0.1/index/api/delFFmepgSource?key=key
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api_regist("/index/api/delFFmpegSource",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("key");
lock_guard<decltype(s_ffmpegMapMtx)> lck(s_ffmpegMapMtx);
val["data"]["flag"] = s_ffmpegMap.erase(allArgs["key"]) == 1;
});
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//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
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api_regist("/index/api/downloadBin",[](API_ARGS_MAP_ASYNC){
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CHECK_SECRET();
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invoker.responseFile(allArgs.getParser().getHeader(),StrCaseMap(),exePath());
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});
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#if defined(ENABLE_RTPPROXY)
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api_regist("/index/api/getRtpInfo",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("stream_id");
auto process = RtpSelector::Instance().getProcess(allArgs["stream_id"], false);
if (!process) {
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val["exist"] = false;
return;
}
val["exist"] = true;
val["peer_ip"] = process->get_peer_ip();
val["peer_port"] = process->get_peer_port();
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val["local_port"] = process->get_local_port();
val["local_ip"] = process->get_local_ip();
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});
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api_regist("/index/api/openRtpServer",[](API_ARGS_MAP){
CHECK_SECRET();
CHECK_ARGS("port", "enable_tcp", "stream_id");
auto stream_id = allArgs["stream_id"];
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
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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>(), "0.0.0.0", false);
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();
});
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api_regist("/index/api/closeRtpServer",[](API_ARGS_MAP){
CHECK_SECRET();
CHECK_ARGS("stream_id");
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
auto it = s_rtpServerMap.find(allArgs["stream_id"]);
if(it == s_rtpServerMap.end()){
val["hit"] = 0;
return;
}
auto server = it->second;
s_rtpServerMap.erase(it);
val["hit"] = 1;
});
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api_regist("/index/api/listRtpServer",[](API_ARGS_MAP){
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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);
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}
});
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api_regist("/index/api/startSendRtp",[](API_ARGS_MAP_ASYNC){
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CHECK_SECRET();
CHECK_ARGS("vhost", "app", "stream", "ssrc", "dst_url", "dst_port", "is_udp");
auto src = MediaSource::find(allArgs["vhost"], allArgs["app"], allArgs["stream"], allArgs["from_mp4"].as<int>());
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if (!src) {
throw ApiRetException("该媒体流不存在", API::OtherFailed);
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}
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//src_port为空时则随机本地端口
src->startSendRtp(allArgs["dst_url"], allArgs["dst_port"], allArgs["ssrc"], allArgs["is_udp"], allArgs["src_port"], [val, headerOut, invoker](uint16_t local_port, const SockException &ex) mutable{
if (ex) {
val["code"] = API::OtherFailed;
val["msg"] = ex.what();
}
val["local_port"] = local_port;
invoker(200, headerOut, val.toStyledString());
});
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});
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api_regist("/index/api/stopSendRtp",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("vhost", "app", "stream");
auto src = MediaSource::find(allArgs["vhost"], allArgs["app"], allArgs["stream"]);
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if (!src) {
throw ApiRetException("该媒体流不存在", API::OtherFailed);
}
//ssrc如果为空关闭全部
if (!src->stopSendRtp(allArgs["ssrc"])) {
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throw ApiRetException("尚未开始推流,停止失败", API::OtherFailed);
}
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});
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api_regist("/index/api/pauseRtpCheck", [](API_ARGS_MAP) {
CHECK_SECRET();
CHECK_ARGS("stream_id");
//只是暂停流的检查流媒体服务器做为流负载服务收流就转发RTSP/RTMP有自己暂停协议
auto rtp_process = RtpSelector::Instance().getProcess(allArgs["stream_id"], false);
if (rtp_process) {
rtp_process->setStopCheckRtp(true);
} else {
val["code"] = API::NotFound;
}
});
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api_regist("/index/api/resumeRtpCheck", [](API_ARGS_MAP) {
CHECK_SECRET();
CHECK_ARGS("stream_id");
auto rtp_process = RtpSelector::Instance().getProcess(allArgs["stream_id"], false);
if (rtp_process) {
rtp_process->setStopCheckRtp(false);
} else {
val["code"] = API::NotFound;
}
});
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#endif//ENABLE_RTPPROXY
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// 开始录制hls或MP4
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api_regist("/index/api/startRecord",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
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auto result = Recorder::startRecord((Recorder::type) allArgs["type"].as<int>(),
allArgs["vhost"],
allArgs["app"],
allArgs["stream"],
allArgs["customized_path"],
allArgs["max_second"].as<size_t>());
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val["result"] = result;
val["code"] = result ? API::Success : API::OtherFailed;
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val["msg"] = result ? "success" : "start record failed";
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});
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//设置录像流播放速度
api_regist("/index/api/setRecordSpeed", [](API_ARGS_MAP) {
CHECK_SECRET();
CHECK_ARGS("schema", "vhost", "app", "stream", "speed");
auto src = MediaSource::find(allArgs["schema"],
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
if (src) {
bool flag = src->speed(allArgs["speed"].as<float>());
val["result"] = flag ? 0 : -1;
val["msg"] = flag ? "success" : "set failed";
val["code"] = flag ? API::Success : API::OtherFailed;
} else {
val["result"] = -2;
val["msg"] = "can not find the stream";
val["code"] = API::OtherFailed;
}
});
api_regist("/index/api/seekRecordStamp", [](API_ARGS_MAP) {
CHECK_SECRET();
CHECK_ARGS("schema", "vhost", "app", "stream", "stamp");
auto src = MediaSource::find(allArgs["schema"],
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
if (src) {
bool flag = src->seekTo(allArgs["stamp"].as<size_t>());
val["result"] = flag ? 0 : -1;
val["msg"] = flag ? "success" : "seek failed";
val["code"] = flag ? API::Success : API::OtherFailed;
} else {
val["result"] = -2;
val["msg"] = "can not find the stream";
val["code"] = API::OtherFailed;
}
});
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// 停止录制hls或MP4
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api_regist("/index/api/stopRecord",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
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auto result = Recorder::stopRecord((Recorder::type) allArgs["type"].as<int>(),
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allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
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val["result"] = result;
val["code"] = result ? API::Success : API::OtherFailed;
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val["msg"] = result ? "success" : "stop record failed";
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});
// 获取hls或MP4录制状态
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api_regist("/index/api/isRecording",[](API_ARGS_MAP){
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CHECK_SECRET();
CHECK_ARGS("type","vhost","app","stream");
val["status"] = Recorder::isRecording((Recorder::type) allArgs["type"].as<int>(),
allArgs["vhost"],
allArgs["app"],
allArgs["stream"]);
});
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//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
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api_regist("/index/api/getMp4RecordFile", [](API_ARGS_MAP){
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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) {
auto pos = path.rfind('/');
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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);
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val["data"]["rootPath"] = record_path;
val["data"]["paths"] = paths;
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});
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static auto responseSnap = [](const string &snap_path,
const HttpSession::KeyValue &headerIn,
const HttpSession::HttpResponseInvoker &invoker,
const string &err_msg = "") {
static bool s_snap_success_once = false;
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StrCaseMap headerOut;
GET_CONFIG(string, defaultSnap, API::kDefaultSnap);
if (!File::fileSize(snap_path.data())) {
if (!err_msg.empty() && (!s_snap_success_once || defaultSnap.empty())) {
//重来没截图成功过或者默认截图图片为空那么直接返回FFmpeg错误日志
headerOut["Content-Type"] = HttpFileManager::getContentType(".txt");
invoker.responseFile(headerIn, headerOut, err_msg, false, false);
return;
}
//截图成功过一次,那么认为配置无错误,截图失败时,返回预设默认图片
const_cast<string &>(snap_path) = File::absolutePath("", defaultSnap);
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headerOut["Content-Type"] = HttpFileManager::getContentType(snap_path.data());
} else {
s_snap_success_once = true;
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//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
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api_regist("/index/api/getSnap", [](API_ARGS_MAP_ASYNC){
CHECK_SECRET();
CHECK_ARGS("url", "timeout_sec", "expire_sec");
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GET_CONFIG(string, snap_root, API::kSnapRoot);
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bool have_old_snap = false, res_old_snap = false;
int expire_sec = allArgs["expire_sec"];
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auto scan_path = File::absolutePath(MD5(allArgs["url"]).hexdigest(), snap_root) + "/";
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string new_snap = StrPrinter << scan_path << time(NULL) << ".jpeg";
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File::scanDir(scan_path, [&](const string &path, bool isDir) {
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if (isDir || !end_with(path, ".jpeg")) {
//忽略文件夹或其他类型的文件
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return true;
}
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//找到截图
auto tm = FindField(path.data() + scan_path.size(), nullptr, ".jpeg");
if (atoll(tm.data()) + expire_sec < time(NULL)) {
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//截图已经过期,改名,以便再次请求时,可以返回老截图
rename(path.data(), new_snap.data());
have_old_snap = true;
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return true;
}
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//截图存在,且未过期,那么返回之
res_old_snap = true;
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responseSnap(path, allArgs.getParser().getHeader(), invoker);
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//中断遍历
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return false;
});
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if (res_old_snap) {
//已经回复了旧的截图
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return;
}
//无截图或者截图已经过期
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if (!have_old_snap) {
//无过期截图,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多次启动FFmpeg进程
auto file = File::create_file(new_snap.data(), "wb");
if (file) {
fclose(file);
}
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}
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//启动FFmpeg进程开始截图生成临时文件截图成功后替换为正式文件
auto new_snap_tmp = new_snap + ".tmp";
FFmpegSnap::makeSnap(allArgs["url"], new_snap_tmp, allArgs["timeout_sec"], [invoker, allArgs, new_snap, new_snap_tmp](bool success, const string &err_msg) {
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if (!success) {
//生成截图失败,可能残留空文件
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File::delete_file(new_snap_tmp.data());
} else {
//临时文件改成正式文件
File::delete_file(new_snap.data());
rename(new_snap_tmp.data(), new_snap.data());
}
responseSnap(new_snap, allArgs.getParser().getHeader(), invoker, err_msg);
});
});
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api_regist("/index/api/getStatistic",[](API_ARGS_MAP_ASYNC){
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CHECK_SECRET();
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getStatisticJson([headerOut, val, invoker](const Value &data) mutable{
val["data"] = data;
invoker(200, headerOut, val.toStyledString());
});
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});
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#ifdef ENABLE_WEBRTC
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class WebRtcArgsImp : public WebRtcArgs {
public:
WebRtcArgsImp(const HttpAllArgs<string> &args) : _args(args) {}
~WebRtcArgsImp() override = default;
variant operator[](const string &key) const override {
if (key == "url") {
return getUrl();
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}
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return _args[key];
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}
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private:
string getUrl() const{
auto &allArgs = _args;
CHECK_ARGS("app", "stream");
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return StrPrinter << RTC_SCHEMA << "://" << _args["Host"] << "/" << _args["app"] << "/"
<< _args["stream"] << "?" << _args.getParser().Params();
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}
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private:
HttpAllArgs<string> _args;
};
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api_regist("/index/api/webrtc",[](API_ARGS_STRING_ASYNC){
CHECK_ARGS("type");
auto type = allArgs["type"];
auto offer = allArgs.getArgs();
CHECK(!offer.empty(), "http body(webrtc offer sdp) is empty");
WebRtcPluginManager::Instance().getAnswerSdp(*(static_cast<Session *>(&sender)), type, offer, WebRtcArgsImp(allArgs),
[invoker, val, offer, headerOut](const WebRtcInterface &exchanger) mutable {
//设置返回类型
headerOut["Content-Type"] = HttpFileManager::getContentType(".json");
//设置跨域
headerOut["Access-Control-Allow-Origin"] = "*";
try {
val["sdp"] = const_cast<WebRtcInterface &>(exchanger).getAnswerSdp(offer);
val["id"] = exchanger.getIdentifier();
val["type"] = "answer";
invoker(200, headerOut, val.toStyledString());
} catch (std::exception &ex) {
val["code"] = API::Exception;
val["msg"] = ex.what();
invoker(200, headerOut, val.toStyledString());
}
});
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});
#endif
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////////////以下是注册的Hook API////////////
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api_regist("/index/hook/on_publish",[](API_ARGS_JSON){
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//开始推流事件
//转换hls
val["enableHls"] = true;
//不录制mp4
val["enableMP4"] = false;
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});
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api_regist("/index/hook/on_play",[](API_ARGS_JSON){
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//开始播放事件
});
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api_regist("/index/hook/on_flow_report",[](API_ARGS_JSON){
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//流量统计hook api
});
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api_regist("/index/hook/on_rtsp_realm",[](API_ARGS_JSON){
//rtsp是否需要鉴权默认需要鉴权
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val["code"] = API::Success;
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val["realm"] = "zlmediakit_reaml";
});
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api_regist("/index/hook/on_rtsp_auth",[](API_ARGS_JSON){
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//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
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CHECK_ARGS("user_name");
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val["code"] = API::Success;
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val["encrypted"] = false;
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val["passwd"] = allArgs["user_name"].data();
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});
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api_regist("/index/hook/on_stream_changed",[](API_ARGS_JSON){
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//媒体注册或反注册事件
});
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#if !defined(_WIN32)
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api_regist("/index/hook/on_stream_not_found_ffmpeg",[](API_ARGS_MAP_ASYNC){
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//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
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CHECK_SECRET();
CHECK_ARGS("vhost","app","stream");
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//通过FFmpeg按需拉流
GET_CONFIG(int,rtmp_port,Rtmp::kPort);
GET_CONFIG(int,timeout_sec,Hook::kTimeoutSec);
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string dst_url = StrPrinter
<< "rtmp://127.0.0.1:"
<< rtmp_port << "/"
<< allArgs["app"] << "/"
<< allArgs["stream"] << "?vhost="
<< allArgs["vhost"];
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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 **/
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dst_url,
(1000 * timeout_sec) - 500,
false,
false,
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[invoker,val,headerOut](const SockException &ex,const string &key) mutable{
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if(ex){
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val["code"] = API::OtherFailed;
val["msg"] = ex.what();
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}else{
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val["data"]["key"] = key;
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}
invoker(200, headerOut, val.toStyledString());
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});
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});
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#endif//!defined(_WIN32)
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api_regist("/index/hook/on_stream_not_found",[](API_ARGS_MAP_ASYNC){
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//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", "schema");
ProtocolOption option;
option.enable_hls = allArgs["schema"] == HLS_SCHEMA;
option.enable_mp4 = false;
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//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",
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-1,/*无限重试*/
option,
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0,//rtp over tcp方式拉流
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10,//10秒超时
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[invoker,val,headerOut](const SockException &ex,const string &key) mutable{
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if(ex){
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val["code"] = API::OtherFailed;
val["msg"] = ex.what();
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}else{
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val["data"]["key"] = key;
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}
invoker(200, headerOut, val.toStyledString());
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});
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});
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api_regist("/index/hook/on_record_mp4",[](API_ARGS_JSON){
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//录制mp4分片完毕事件
});
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api_regist("/index/hook/on_shell_login",[](API_ARGS_JSON){
//shell登录调试事件
});
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api_regist("/index/hook/on_stream_none_reader",[](API_ARGS_JSON){
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//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;
};
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api_regist("/index/hook/on_http_access",[](API_ARGS_MAP){
//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;
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});
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api_regist("/index/hook/on_server_started",[](API_ARGS_JSON){
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//服务器重启报告
});
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api_regist("/index/hook/on_server_keepalive",[](API_ARGS_JSON){
//心跳hook
});
}
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void unInstallWebApi(){
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{
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.clear();
}
{
lock_guard<recursive_mutex> lck(s_ffmpegMapMtx);
s_ffmpegMap.clear();
}
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{
#if defined(ENABLE_RTPPROXY)
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RtpSelector::Instance().clear();
lock_guard<recursive_mutex> lck(s_rtpServerMapMtx);
s_rtpServerMap.clear();
#endif
}
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}