feat: 增加webrtc代理拉流 (#4389)

- 增加客户端模式，支持主动拉流、推流： - addStreamProxy接口新增支持whep主动拉流，拉流地址目前只兼容zlm的whep url。 - addStreamPusherProxy接口新增支持whip主动推流，推流地址目前只兼容zlm的whip url。 - 以上推流url格式为webrtc[s]://server_host:server_port/app/stream_id?key=value, 内部会自动转换为http[s]://server_host:server_port/index/api/[whip/whep]?app=app&stream=stream_id&key=value。 - 增加WebRtc p2p 模式： - 增加 ICE FULL模式。 - 增加STUN/TURN 服务器。 - 增加websocket 信令。 - 增加P2P代理拉流。 --------- Co-authored-by: xia-chu <771730766@qq.com> Co-authored-by: mtdxc <mtdxc@126.com> Co-authored-by: cqm <cqm@97kid.com>
2026-07-03 17:27:33 +08:00 · 2025-09-20 16:23:30 +08:00
parent 97d2a1fb08
commit 3fb43c5fef
72 changed files with 16912 additions and 10319 deletions
--- a/webrtc/WebRtcSignalingSession.h
+++ b/webrtc/WebRtcSignalingSession.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
+ *
+ * This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
+ *
+ * Use of this source code is governed by MIT-like 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.
+ */
+
+#ifndef ZLMEDIAKIT_WEBRTC_SIGNALING_SESSION_H
+#define ZLMEDIAKIT_WEBRTC_SIGNALING_SESSION_H
+
+#include "Network/Session.h"
+#include "Http/WebSocketSession.h"
+#include "webrtc/WebRtcSignalingMsg.h"
+
+namespace mediakit {
+
+// webrtc 信令, 基于websocket实现
+class WebRtcSignalingSession : public toolkit::Session {
+public:
+    struct ClassMethodHash {
+        bool operator()(std::pair<std::string /*class*/, std::string /*method*/> key) const {
+            std::size_t h = 0;
+            h ^= std::hash<std::string>()(key.first) << 0;
+            h ^= std::hash<std::string>()(key.second) << 1;
+            return h;
+        }
+    };
+
+    using Ptr = std::shared_ptr<WebRtcSignalingSession>;
+    using WeakPtr = std::weak_ptr<WebRtcSignalingSession>;
+
+    WebRtcSignalingSession(const toolkit::Socket::Ptr &sock);
+    virtual ~WebRtcSignalingSession();
+
+    Json::Value makeInfoJson();
+
+    std::string getRoomId() { return _room_id; };
+
+    //// Session override////
+    void onRecv(const toolkit::Buffer::Ptr &) override;
+    void onError(const toolkit::SockException &err) override;
+    void onManager() override;
+
+protected:
+    void handleRegisterRequest(SIGNALING_MSG_ARGS);
+    void handleUnregisterRequest(SIGNALING_MSG_ARGS);
+    void handleCallRequest(SIGNALING_MSG_ARGS);
+    void handleCallAccept(SIGNALING_MSG_ARGS);
+    #define handleCallReject handleCallAccept
+    void handleByeIndication(SIGNALING_MSG_ARGS);
+    void handleCandidateIndication(SIGNALING_MSG_ARGS);
+    void handleOtherMsg(SIGNALING_MSG_ARGS);
+
+    void notifyByeIndication();
+    void forwardCallRequest(WebRtcSignalingSession::WeakPtr sender, SIGNALING_MSG_ARGS);
+    void forwardCallAccept(SIGNALING_MSG_ARGS);
+    void forwardBye(SIGNALING_MSG_ARGS);
+    void forwardBye(Json::Value allArgs);
+    void forwardPacket(SIGNALING_MSG_ARGS);
+
+    void sendRegisterAccept(Json::Value& body, const std::string& transaction_id);
+    void sendAcceptResponse(Json::Value &body, const std::string& transaction_id);
+    void sendRejectResponse(Json::Value &body, const std::string& transaction_id, const std::string& reason);
+
+    void sendResponse(Json::Value &body, const std::string& transaction_id);
+    void sendPacket(const Json::Value &body);
+
+private:
+    std::string _room_id; //
+    std::unordered_map<std::string /*guest id*/, std::string /*peer_room_id*/> _tours;  //作为主叫
+    std::unordered_map<std::string /*peer_guest_id*/, WebRtcSignalingSession::WeakPtr /*session*/> _guests; //作为被叫
+};
+
+using WebRtcWebcosktSignalingSession = WebSocketSession<WebRtcSignalingSession, HttpSession>;
+using WebRtcWebcosktSignalSslSession = WebSocketSession<WebRtcSignalingSession, HttpsSession>;
+
+void listWebrtcRooms(const std::function<void(const std::string& key, const WebRtcSignalingSession::Ptr& p)> &cb);
+Json::Value ToJson(const WebRtcSignalingSession::Ptr& p);
+WebRtcSignalingSession::Ptr getWebrtcRoomKeeper(const std::string &room_id);
+}// namespace mediakit
+
+#endif //ZLMEDIAKIT_WEBRTC_SIGNALING_SESSION_H