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384 lines
14 KiB
C++
Executable File
384 lines
14 KiB
C++
Executable File
/*
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* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
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*
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* Use of this source code is governed by MIT-like license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef ZLMEDIAKIT_WEBAPI_H
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#define ZLMEDIAKIT_WEBAPI_H
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#include <string>
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#include <functional>
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#include "json/json.h"
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#include "Common/Parser.h"
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#include "Network/Socket.h"
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#include "Http/HttpSession.h"
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#include "Common/MultiMediaSourceMuxer.h"
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#if defined(ENABLE_WEBRTC)
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#include "webrtc/WebRtcTransport.h"
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#endif
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#include "Http/HttpCookieManager.h"
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// 配置文件路径 [AUTO-TRANSLATED:8a373c2f]
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// Configuration file path
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extern std::string g_ini_file;
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namespace mediakit {
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// //////////RTSP服务器配置/////////// [AUTO-TRANSLATED:950e1981]
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// //////////RTSP server configuration///////////
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namespace Rtsp {
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extern const std::string kPort;
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} //namespace Rtsp
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// //////////RTMP服务器配置/////////// [AUTO-TRANSLATED:8de6f41f]
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// //////////RTMP server configuration///////////
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namespace Rtmp {
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extern const std::string kPort;
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} //namespace RTMP
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} // namespace mediakit
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namespace API {
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typedef enum {
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NotFound = -500,//未找到
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Exception = -400,//代码抛异常
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InvalidArgs = -300,//参数不合法
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SqlFailed = -200,//sql执行失败
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AuthFailed = -100,//鉴权失败
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OtherFailed = -1,//业务代码执行失败，
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Success = 0//执行成功
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} ApiErr;
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extern const std::string kSecret;
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extern const std::string kApiDebug;
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} // namespace API
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class ApiRetException : public std::runtime_error {
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public:
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ApiRetException(const char *str = "success", int code = API::Success, mediakit::StrCaseMap headers = {}, Json::Value body = {})
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: runtime_error(str) {
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_code = code;
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_headers = std::move(headers);
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_body = std::move(body);
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}
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int code() { return _code; }
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mediakit::StrCaseMap &getHeaders() { return _headers; }
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Json::Value &getBody() { return _body; }
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private:
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int _code;
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mediakit::StrCaseMap _headers;
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Json::Value _body;
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};
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class AuthException : public ApiRetException {
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public:
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AuthException(const char *str, mediakit::StrCaseMap headers = {}, Json::Value body = {})
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: ApiRetException(str, API::AuthFailed, std::move(headers), std::move(body)) {}
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};
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class InvalidArgsException : public ApiRetException {
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public:
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InvalidArgsException(const char *str, mediakit::StrCaseMap headers = {}, Json::Value body = {})
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: ApiRetException(str, API::InvalidArgs, std::move(headers), std::move(body)) {}
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};
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class SuccessException : public ApiRetException {
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public:
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SuccessException(mediakit::StrCaseMap headers = {}, Json::Value body = {})
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: ApiRetException("success", API::Success, std::move(headers), std::move(body)) {}
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};
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using ApiArgsType = std::map<std::string, std::string, mediakit::StrCaseCompare>;
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template<typename Args, typename Key>
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std::string getValue(Args &args, const Key &key) {
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auto it = args.find(key);
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if (it == args.end()) {
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return "";
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}
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return it->second;
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}
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template<typename Key>
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std::string getValue(Json::Value &args, const Key &key) {
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auto value = args.find(key);
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if (value == nullptr) {
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return "";
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}
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return value->asString();
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}
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template<typename Key>
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std::string getValue(std::string &args, const Key &key) {
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return "";
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}
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template <typename Key>
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std::string getValue(const mediakit::Parser &parser, const Key &key) {
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auto ret = getValue(parser.getUrlArgs(), key);
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if (!ret.empty()) {
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return ret;
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}
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return getValue(parser.getHeader(), key);
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}
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template<typename Key>
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std::string getValue(mediakit::Parser &parser, const Key &key) {
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return getValue((const mediakit::Parser &) parser, key);
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}
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template<typename Args, typename Key>
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std::string getValue(const mediakit::Parser &parser, Args &args, const Key &key) {
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auto ret = getValue(args, key);
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if (!ret.empty()) {
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return ret;
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}
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return getValue(parser, key);
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}
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template<typename Args>
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class HttpAllArgs {
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mediakit::Parser* _parser = nullptr;
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Args* _args = nullptr;
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public:
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const mediakit::Parser& parser;
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Args& args;
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HttpAllArgs(const mediakit::Parser &p, Args &a): parser(p), args(a) {}
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HttpAllArgs(const HttpAllArgs &that): _parser(new mediakit::Parser(that.parser)),
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_args(new Args(that.args)),
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parser(*_parser), args(*_args) {}
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~HttpAllArgs() {
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if (_parser) {
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delete _parser;
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}
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if (_args) {
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delete _args;
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}
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}
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template<typename Key>
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toolkit::variant operator[](const Key &key) const {
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return (toolkit::variant)getValue(parser, args, key);
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}
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const Args& getArgs() const {
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return args;
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}
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const mediakit::Parser &getParser() const {
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return parser;
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}
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};
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using ArgsMap = HttpAllArgs<ApiArgsType>;
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using ArgsJson = HttpAllArgs<Json::Value>;
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using ArgsString = HttpAllArgs<std::string>;
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#define API_ARGS_MAP toolkit::SockInfo &sender, mediakit::HttpSession::KeyValue &headerOut, const ArgsMap &allArgs, Json::Value &val
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#define API_ARGS_MAP_ASYNC API_ARGS_MAP, const mediakit::HttpSession::HttpResponseInvoker &invoker
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#define API_ARGS_JSON toolkit::SockInfo &sender, mediakit::HttpSession::KeyValue &headerOut, const ArgsJson &allArgs, Json::Value &val
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#define API_ARGS_JSON_ASYNC API_ARGS_JSON, const mediakit::HttpSession::HttpResponseInvoker &invoker
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#define API_ARGS_STRING toolkit::SockInfo &sender, mediakit::HttpSession::KeyValue &headerOut, const ArgsString &allArgs, Json::Value &val
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#define API_ARGS_STRING_ASYNC API_ARGS_STRING, const mediakit::HttpSession::HttpResponseInvoker &invoker
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#define API_ARGS_VALUE sender, headerOut, allArgs, val
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// 注册http请求参数是map<string, variant, StrCaseCompare>类型的http api [AUTO-TRANSLATED:8a273897]
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// Register http request parameters as map<string, variant, StrCaseCompare> type http api
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_MAP)> &func);
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// 注册http请求参数是map<string, variant, StrCaseCompare>类型,但是可以异步回复的的http api [AUTO-TRANSLATED:9da5d5f5]
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// Register http request parameters as map<string, variant, StrCaseCompare> type, but can be replied asynchronously http api
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_MAP_ASYNC)> &func);
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// 注册http请求参数是Json::Value类型的http api(可以支持多级嵌套的json参数对象) [AUTO-TRANSLATED:c4794456]
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// Register http request parameters as Json::Value type http api (can support multi-level nested json parameter objects)
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_JSON)> &func);
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// 注册http请求参数是Json::Value类型，但是可以异步回复的的http api [AUTO-TRANSLATED:742e57fd]
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// Register http request parameters as Json::Value type, but can be replied asynchronously http api
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_JSON_ASYNC)> &func);
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// 注册http请求参数是http原始请求信息的http api [AUTO-TRANSLATED:72d3fe93]
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// Register http request parameters as http original request information http api
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_STRING)> &func);
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// 注册http请求参数是http原始请求信息的异步回复的http api [AUTO-TRANSLATED:49feefa8]
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// Register http request parameters as http original request information asynchronous reply http api
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void api_regist(const std::string &api_path, const std::function<void(API_ARGS_STRING_ASYNC)> &func);
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template<typename Args, typename Key>
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bool checkArgs(Args &args, const Key &key) {
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return !args[key].empty();
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}
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template<typename Args, typename Key, typename ...KeyTypes>
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bool checkArgs(Args &args, const Key &key, const KeyTypes &...keys) {
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return checkArgs(args, key) && checkArgs(args, keys...);
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}
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// 检查http url中或body中或http header参数是否为空的宏 [AUTO-TRANSLATED:9de001a4]
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// Check whether the http url, body or http header parameters are empty
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#define CHECK_ARGS(...) \
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if(!checkArgs(allArgs,##__VA_ARGS__)){ \
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throw InvalidArgsException("Required parameter missed: " #__VA_ARGS__); \
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}
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// 检查http参数中是否附带secret密钥的宏，127.0.0.1的ip不检查密钥 [AUTO-TRANSLATED:7546956c]
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// Check whether the http parameters contain the secret key, the ip of 127.0.0.1 does not check the key
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// 同时检测是否在ip白名单内 [AUTO-TRANSLATED:d12f963d]
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// Check whether it is in the ip whitelist at the same time
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template <typename T>
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void check_secret(toolkit::SockInfo &sender, mediakit::HttpSession::KeyValue &headerOut, const HttpAllArgs<T> &allArgs, Json::Value &val);
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#define CHECK_SECRET() check_secret(sender, headerOut, allArgs, val)
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void installWebApi();
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void unInstallWebApi();
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#if defined(ENABLE_RTPPROXY)
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uint16_t openRtpServer(uint16_t local_port, const mediakit::MediaTuple &tuple, int tcp_mode, const std::string &local_ip, bool re_use_port, uint32_t ssrc, int only_track, bool multiplex=false);
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#endif
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Json::Value makeMediaSourceJson(mediakit::MediaSource &media);
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ApiArgsType getAllArgs(const mediakit::Parser &parser);
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void getStatisticJson(const std::function<void(Json::Value &val)> &cb);
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void addStreamProxy(const mediakit::MediaTuple &tuple, const std::string &url, int retry_count, bool force,
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const mediakit::ProtocolOption &option, float timeout_sec, const toolkit::mINI &args,
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const std::function<void(const toolkit::SockException &ex, const std::string &key)> &cb);
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void updateStreamProxy(const mediakit::MediaTuple &tuple, const std::string &url, const toolkit::mINI &args);
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template <typename Type>
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class ServiceController {
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public:
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using Pointer = std::shared_ptr<Type>;
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std::unordered_map<std::string, Pointer> _map;
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mutable std::recursive_mutex _mtx;
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void clear() {
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decltype(_map) copy;
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{
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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copy.swap(_map);
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}
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}
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size_t erase(const std::string &key) {
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Pointer erase_ptr;
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{
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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auto itr = _map.find(key);
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if (itr != _map.end()) {
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erase_ptr = std::move(itr->second);
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_map.erase(itr);
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return 1;
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}
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}
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return 0;
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}
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size_t size() {
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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return _map.size();
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}
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Pointer find(const std::string &key) const {
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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auto it = _map.find(key);
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if (it == _map.end()) {
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return nullptr;
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}
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return it->second;
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}
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void for_each(const std::function<void(const std::string &, const Pointer &)> &cb, const std::string &key = {}) {
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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if (key.empty()) {
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auto it = _map.begin();
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while (it != _map.end()) {
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cb(it->first, it->second);
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++it;
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}
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} else {
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auto it = _map.find(key);
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if (it == _map.end()) {
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throw std::invalid_argument("key not found: " + key);
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}
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cb(key, it->second);
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}
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}
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template<class ..._Args>
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Pointer make(const std::string &key, _Args&& ...__args) {
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// assert(!find(key));
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auto server = std::make_shared<Type>(std::forward<_Args>(__args)...);
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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auto it = _map.emplace(key, server);
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assert(it.second);
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return server;
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}
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template<class ..._Args>
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Pointer makeWithAction(const std::string &key, std::function<void(Pointer)> action, _Args&& ...__args) {
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// assert(!find(key));
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auto server = std::make_shared<Type>(std::forward<_Args>(__args)...);
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action(server);
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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auto it = _map.emplace(key, server);
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assert(it.second);
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return server;
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}
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template<class ..._Args>
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Pointer emplace(const std::string &key, _Args&& ...__args) {
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// assert(!find(key));
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auto server = std::static_pointer_cast<Type>(std::forward<_Args>(__args)...);
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std::lock_guard<std::recursive_mutex> lck(_mtx);
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auto it = _map.emplace(key, server);
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assert(it.second);
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return server;
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}
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};
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#if defined(ENABLE_WEBRTC)
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template <typename Args>
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class WebRtcArgsImp : public mediakit::WebRtcArgs {
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public:
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WebRtcArgsImp(const HttpAllArgs<Args> &args, std::string session_id)
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: _args(args)
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, _session_id(std::move(session_id)) {}
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~WebRtcArgsImp() override = default;
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toolkit::variant operator[](const std::string &key) const override {
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if (key == "url") {
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return getUrl();
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}
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return _args[key];
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}
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private:
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std::string getUrl() const {
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auto &allArgs = _args;
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CHECK_ARGS("app", "stream");
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return StrPrinter << RTC_SCHEMA << "://" << (_args["Host"].empty() ? DEFAULT_VHOST : _args["Host"].data()) << "/" << _args["app"] << "/"
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<< _args["stream"] << "?" << _args.getParser().params() + "&session=" + _session_id;
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}
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private:
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HttpAllArgs<Args> _args;
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std::string _session_id;
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};
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#endif
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#endif //ZLMEDIAKIT_WEBAPI_H
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