ZLMediaKit/server/WebApi.cpp
2020-04-04 14:33:12 +08:00

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/*
* MIT License
*
* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <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"
using namespace Json;
using namespace toolkit;
using namespace mediakit;
namespace API {
typedef enum {
InvalidArgs = -300,
SqlFailed = -200,
AuthFailed = -100,
OtherFailed = -1,
Success = 0
} ApiErr;
#define API_FIELD "api."
const string kApiDebug = API_FIELD"apiDebug";
const string kSecret = API_FIELD"secret";
static onceToken token([]() {
mINI::Instance()[kApiDebug] = "1";
mINI::Instance()[kSecret] = "035c73f7-bb6b-4889-a715-d9eb2d1925cc";
});
}//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 TcpSession &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()) {
consumed = false;
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.getValues();
headerOut["Content-Type"] = "application/json; charset=utf-8";
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 < 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::OtherFailed;
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"); \
} \
}
static unordered_map<string ,PlayerProxy::Ptr> s_proxyMap;
static recursive_mutex s_proxyMapMtx;
static inline string getProxyKey(const string &vhost,const string &app,const string &stream){
return vhost + "/" + app + "/" + stream;
}
static unordered_map<string ,FFmpegSource::Ptr> s_ffmpegMap;
static recursive_mutex s_ffmpegMapMtx;
/**
* 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)
//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;
}
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;
obj["codec_id"] = track->getCodecId();
obj["codec_type"] = track->getTrackType();
obj["ready"] = track->ready();
item["tracks"].append(obj);
}
val["data"].append(item);
});
});
//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"],false));
});
//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"],false);
if(!src){
val["online"] = false;
return;
}
val["online"] = true;
val["readerCount"] = src->readerCount();
val["totalReaderCount"] = src->totalReaderCount();
for(auto &track : src->getTracks()){
Value obj;
obj["codec_id"] = track->getCodecId();
obj["codec_type"] = track->getTrackType();
obj["ready"] = track->ready();
val["tracks"].append(obj);
}
});
//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";
}else{
val["result"] = -2;
val["msg"] = "can not find the stream";
}
});
//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/getSsrcInfo",[](API_ARGS1){
CHECK_SECRET();
CHECK_ARGS("ssrc");
uint32_t ssrc = 0;
stringstream ss(allArgs["ssrc"]);
ss >> std::hex >> ssrc;
auto process = RtpSelector::Instance().getProcess(ssrc,false);
if(!process){
val["exist"] = false;
return;
}
val["exist"] = true;
val["peer_ip"] = process->get_peer_ip();
val["peer_port"] = process->get_peer_port();
});
#endif//ENABLE_RTPPROXY
//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;
});
////////////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
throw SuccessException();
});
api_regist1("/index/hook/on_flow_report",[](API_ARGS1){
//流量统计hook api
throw SuccessException();
});
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
throw SuccessException();
});
#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
throw SuccessException();
});
api_regist1("/index/hook/on_shell_login",[](API_ARGS1){
//shell登录调试事件
throw SuccessException();
});
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
throw SuccessException();
});
}
void unInstallWebApi(){
{
lock_guard<recursive_mutex> lck(s_proxyMapMtx);
s_proxyMap.clear();
}
{
lock_guard<recursive_mutex> lck(s_ffmpegMapMtx);
s_ffmpegMap.clear();
}
}