[+] 优化监控流程，提高稳定性。

taoyao-client-android/taoyao/client/src/main/java/com/acgist/taoyao/client/MainActivity.java

@@ -182,7 +182,8 @@ public class MainActivity extends AppCompatActivity implements Serializable {
         }
         this.threadHandler.post(() -> {
             // 进入房间
-            Taoyao.taoyao.roomEnter("91f81c0a-0556-4087-b9a4-5889fac36fb6", null);
+//          Taoyao.taoyao.roomEnter("91f81c0a-0556-4087-b9a4-5889fac36fb6", null);
+            Taoyao.taoyao.sessionCall("taoyao");
         });
     }
 
@@ -253,9 +254,12 @@ public class MainActivity extends AppCompatActivity implements Serializable {
     }
 
     private void removeVideo(Message message) {
+        synchronized (this) {
             final GridLayout video = this.binding.video;
             final SurfaceView surfaceView = (SurfaceView) message.obj;
-        video.removeView(surfaceView);
+            final int index = video.indexOfChild(surfaceView);
+            video.removeViewAt(index);
+        }
     }
 
 }

taoyao-client-android/taoyao/client/src/main/java/com/acgist/taoyao/client/signal/Taoyao.java

@@ -520,7 +520,13 @@ public final class Taoyao implements ITaoyao {
                 request.notifyAll();
             }
         } else {
-            this.executeHandler.post(() -> this.dispatch(content, header, message));
+            this.executeHandler.post(() -> {
+                try {
+                    this.dispatch(content, header, message);
+                } catch (Exception e) {
+                    Log.e(Taoyao.class.getSimpleName(), "处理信令异常：" + content, e);
+                }
+            });
         }
     }
 
@@ -725,8 +731,8 @@ public final class Taoyao implements ITaoyao {
                 resources.getBoolean(R.bool.dataConsume),
                 resources.getBoolean(R.bool.audioConsume),
                 resources.getBoolean(R.bool.videoConsume),
-                resources.getBoolean(R.bool.audioProduce),
                 resources.getBoolean(R.bool.dataProduce),
+                resources.getBoolean(R.bool.audioProduce),
                 resources.getBoolean(R.bool.videoProduce),
                 this.mediaManager.getMediaProperties(),
                 this.mediaManager.getWebrtcProperties()
@@ -775,7 +781,7 @@ public final class Taoyao implements ITaoyao {
         room.closeRemoteClient(clientId);
     }
 
-    private void sessionCall(String clientId) {
+    public void sessionCall(String clientId) {
         this.requestFuture(
             this.buildMessage(
                 "session::call",
@@ -794,14 +800,13 @@ public final class Taoyao implements ITaoyao {
                     resources.getBoolean(R.bool.dataConsume),
                     resources.getBoolean(R.bool.audioConsume),
                     resources.getBoolean(R.bool.videoConsume),
-                    resources.getBoolean(R.bool.audioProduce),
                     resources.getBoolean(R.bool.dataProduce),
+                    resources.getBoolean(R.bool.audioProduce),
                     resources.getBoolean(R.bool.videoProduce),
                     this.mediaManager.getMediaProperties(),
                     this.mediaManager.getWebrtcProperties()
                 );
-                sessionClient.init();
-                sessionClient.offer();
+                this.sessionClients.put(sessionId, sessionClient);
             }
         );
     }
@@ -819,8 +824,8 @@ public final class Taoyao implements ITaoyao {
             resources.getBoolean(R.bool.dataConsume),
             resources.getBoolean(R.bool.audioConsume),
             resources.getBoolean(R.bool.videoConsume),
-            resources.getBoolean(R.bool.audioProduce),
             resources.getBoolean(R.bool.dataProduce),
+            resources.getBoolean(R.bool.audioProduce),
             resources.getBoolean(R.bool.videoProduce),
             this.mediaManager.getMediaProperties(),
             this.mediaManager.getWebrtcProperties()

taoyao-client-android/taoyao/media/src/main/java/com/acgist/taoyao/media/client/SessionClient.java

@@ -4,6 +4,7 @@ import android.os.Handler;
 import android.util.Log;
 
 import com.acgist.taoyao.boot.model.Message;
+import com.acgist.taoyao.boot.utils.JSONUtils;
 import com.acgist.taoyao.boot.utils.ListUtils;
 import com.acgist.taoyao.boot.utils.MapUtils;
 import com.acgist.taoyao.media.VideoSourceType;
@@ -24,9 +25,11 @@ import org.webrtc.SdpObserver;
 import org.webrtc.SessionDescription;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
+import java.util.function.Consumer;
 
 /**
  * P2P终端
@@ -53,6 +56,10 @@ public class SessionClient extends Client {
     private final boolean videoProduce;
     private final MediaProperties mediaProperties;
     private final WebrtcProperties webrtcProperties;
+    /**
+     * 是否已经提供本地媒体
+     */
+    private volatile boolean offerLocal;
     /**
      * 本地媒体
      */
@@ -65,14 +72,6 @@ public class SessionClient extends Client {
      * 远程媒体
      */
     private MediaStream remoteMediaStream;
-    /**
-     * OfferSdpObserver
-     */
-    private SdpObserver offerSdpObserver;
-    /**
-     * AnswerSdpObserver
-     */
-    private SdpObserver answerSdpObserver;
     /**
      * Peer连接
      */
@@ -140,8 +139,6 @@ public class SessionClient extends Client {
             final PeerConnection.RTCConfiguration configuration = new PeerConnection.RTCConfiguration(iceServers);
             this.observer          = this.observer();
             this.mediaStream       = this.mediaManager.buildLocalMediaStream(this.audioProduce, this.videoProduce);
-            this.offerSdpObserver  = this.offerSdpObserver();
-            this.answerSdpObserver = this.answerSdpObserver();
             this.peerConnection    = this.peerConnectionFactory.createPeerConnection(configuration, this.observer);
             this.peerConnection.addStream(this.mediaStream);
             // 设置streamId同步
@@ -170,31 +167,62 @@ public class SessionClient extends Client {
     /**
      * 提供媒体服务
      */
-    public void offer() {
+    public synchronized void offer() {
+        if(this.offerLocal) {
+            return;
+        }
+        this.offerLocal = true;
         final MediaConstraints mediaConstraints = this.mediaManager.buildMediaConstraints();
-        this.peerConnection.createOffer(this.offerSdpObserver, mediaConstraints);
+        this.peerConnection.createOffer(this.sdpObserver(
+            "主动Offer",
+            sessionDescription -> {
+                this.peerConnection.setLocalDescription(this.sdpObserver(
+                    "主动OfferExchange",
+                    null,
+                    () -> {
+                        this.exchangeSessionDescription(sessionDescription);
+                    }
+                ), sessionDescription);
+            },
+            null
+        ), mediaConstraints);
     }
 
     private void offer(Message message, Map<String, Object> body) {
+        this.init();
         final String sdp  = MapUtils.get(body, "sdp");
         final String type = MapUtils.get(body, "type");
         final SessionDescription.Type sdpType = SessionDescription.Type.valueOf(type.toUpperCase());
-        final SessionDescription sessionDescription = new SessionDescription(sdpType, sdp);
-        this.peerConnection.setRemoteDescription(this.offerSdpObserver, sessionDescription);
-        this.answer();
+        this.peerConnection.setRemoteDescription(this.sdpObserver(
+            "被动Offer",
+            null,
+            () -> this.peerConnection.createAnswer(this.sdpObserver(
+                "主动Answer",
+                sessionDescription -> {
+                    this.peerConnection.setLocalDescription(this.sdpObserver(
+                        "主动AnswerExchange",
+                        null,
+                        () -> {
+                            this.exchangeSessionDescription(sessionDescription);
+                            this.offer();
                         }
-
-    private void answer() {
-        final MediaConstraints mediaConstraints = this.mediaManager.buildMediaConstraints();
-        this.peerConnection.createAnswer(this.answerSdpObserver, mediaConstraints);
+                    ), sessionDescription);
+                },
+                null
+            ), this.mediaManager.buildMediaConstraints())
+        ), new SessionDescription(sdpType, sdp));
     }
 
     private void answer(Message message, Map<String, Object> body) {
         final String sdp  = MapUtils.get(body, "sdp");
         final String type = MapUtils.get(body, "type");
         final SessionDescription.Type sdpType = SessionDescription.Type.valueOf(type.toUpperCase());
-        final SessionDescription sessionDescription = new SessionDescription(sdpType, sdp);
-        this.peerConnection.setRemoteDescription(this.answerSdpObserver, sessionDescription);
+        this.peerConnection.setRemoteDescription(this.sdpObserver(
+            "被动Answer",
+            null,
+            null
+//            () -> this.offer()
+        ), new SessionDescription(sdpType, sdp));
     }
 
     private void candidate(Message message, Map<String, Object> body) {
@@ -205,8 +233,7 @@ public class SessionClient extends Client {
         if(sdp == null || sdpMid == null || sdpMLineIndex == null) {
             Log.w(SessionClient.class.getSimpleName(), "无效媒体协商：" + body);
         } else {
-            final IceCandidate iceCandidate = new IceCandidate(sdpMid, sdpMLineIndex, sdp);
-            this.peerConnection.addIceCandidate(iceCandidate);
+            this.peerConnection.addIceCandidate(new IceCandidate(sdpMid, sdpMLineIndex, sdp));
         }
     }
 
@@ -294,15 +321,19 @@ public class SessionClient extends Client {
                 return;
             }
             super.close();
+            try {
 //             if(this.mediaStream != null) {
 //                  this.mediaStream.dispose();
 //              }
-            if(this.remoteMediaStream != null) {
-                this.remoteMediaStream.dispose();
-            }
+//              if(this.remoteMediaStream != null) {
+//                  this.remoteMediaStream.dispose();
+//              }
                 if(this.peerConnection != null) {
                     this.peerConnection.dispose();
                 }
+            } catch (Exception e) {
+                Log.e(SessionClient.class.getSimpleName(), "释放资源异常", e);
+            }
             this.mediaManager.closeClient();
         }
     }
@@ -315,17 +346,23 @@ public class SessionClient extends Client {
 
             @Override
             public void onSignalingChange(PeerConnection.SignalingState signalingState) {
-                Log.d(SessionClient.class.getSimpleName(), "SignalingState状态改变：" + signalingState);
+                Log.d(SessionClient.class.getSimpleName(), "PC信令状态改变：" + signalingState);
+                SessionClient.this.logState();
+                // TODO：处理失败
             }
 
             @Override
             public void onIceGatheringChange(PeerConnection.IceGatheringState iceGatheringState) {
-                Log.d(SessionClient.class.getSimpleName(), "IceGatheringState状态改变：" + iceGatheringState);
+                Log.d(SessionClient.class.getSimpleName(), "PCIce收集状态改变：" + iceGatheringState);
+                SessionClient.this.logState();
+                // TODO：处理失败
             }
 
             @Override
             public void onIceConnectionChange(PeerConnection.IceConnectionState iceConnectionState) {
-                Log.d(SessionClient.class.getSimpleName(), "IceConnectionState状态改变：" + iceConnectionState);
+                Log.d(SessionClient.class.getSimpleName(), "PCIce连接状态改变：" + iceConnectionState);
+                SessionClient.this.logState();
+                // TODO：处理失败
             }
 
             @Override
@@ -335,10 +372,14 @@ public class SessionClient extends Client {
             @Override
             public void onIceCandidate(IceCandidate iceCandidate) {
                 Log.d(SessionClient.class.getSimpleName(), "发送媒体协商：" + SessionClient.this.sessionId);
+                final Map<String, Object> candidate = new HashMap<>();
+                candidate.put("sdpMid",        iceCandidate.sdpMid);
+                candidate.put("candidate",     iceCandidate.sdp);
+                candidate.put("sdpMLineIndex", iceCandidate.sdpMLineIndex);
                 SessionClient.this.taoyao.push(SessionClient.this.taoyao.buildMessage(
                     "session::exchange",
                     "type",      "candidate",
-                    "candidate", iceCandidate,
+                    "candidate", candidate,
                     "sessionId", SessionClient.this.sessionId
                 ));
             }
@@ -376,7 +417,7 @@ public class SessionClient extends Client {
             @Override
             public void onRenegotiationNeeded() {
                 Log.d(SessionClient.class.getSimpleName(), "重新协商媒体：" + SessionClient.this.sessionId);
-                if(peerConnection.connectionState() == PeerConnection.PeerConnectionState.CONNECTED) {
+                if(SessionClient.this.peerConnection.connectionState() == PeerConnection.PeerConnectionState.CONNECTED) {
                 // TODO：重新协商
 //                  SessionClient.this.offer();
                 }
@@ -385,70 +426,75 @@ public class SessionClient extends Client {
         };
     }
 
-    private SdpObserver offerSdpObserver() {
+    /**
+     * @param tag                   标记
+     * @param createSuccessConsumer 创建成功消费者
+     * @param setSuccessRunnable    设置成功执行者
+     *
+     * @return SDP观察者
+     */
+    private SdpObserver sdpObserver(String tag, Consumer<SessionDescription> createSuccessConsumer, Runnable setSuccessRunnable) {
         return new SdpObserver() {
 
             @Override
             public void onCreateSuccess(SessionDescription sessionDescription) {
-                Log.d(SessionClient.class.getSimpleName(), "创建OfferSDP成功：" + SessionClient.this.sessionId);
-                SessionClient.this.peerConnection.setLocalDescription(this, sessionDescription);
-                SessionClient.this.taoyao.push(SessionClient.this.taoyao.buildMessage(
-                    "session::exchange",
-                    "sdp",       sessionDescription.description,
-                    "type",      sessionDescription.type.toString().toLowerCase(),
-                    "sessionId", SessionClient.this.sessionId
-                ));
+                Log.d(SessionClient.class.getSimpleName(), "创建" + tag + "SDP成功：" + SessionClient.this.sessionId);
+                SessionClient.this.logState();
+                if(createSuccessConsumer != null) {
+                    createSuccessConsumer.accept(sessionDescription);
+                }
             }
 
             @Override
             public void onSetSuccess() {
-                Log.d(SessionClient.class.getSimpleName(), "设置OfferSDP成功：" + SessionClient.this.sessionId);
+                Log.d(SessionClient.class.getSimpleName(), "设置" + tag + "SDP成功：" + SessionClient.this.sessionId);
+                SessionClient.this.logState();
+                if(setSuccessRunnable != null) {
+                    setSuccessRunnable.run();
+                }
             }
 
             @Override
             public void onCreateFailure(String message) {
-                Log.w(SessionClient.class.getSimpleName(), "创建OfferSDP失败：" + message);
+                Log.w(SessionClient.class.getSimpleName(), "创建" + tag + "SDP失败：" + message);
+                SessionClient.this.logState();
             }
 
             @Override
             public void onSetFailure(String message) {
-                Log.w(SessionClient.class.getSimpleName(), "设置OfferSDP失败：" + message);
+                Log.w(SessionClient.class.getSimpleName(), "设置" + tag + "SDP失败：" + message);
+                SessionClient.this.logState();
             }
 
         };
     }
 
-    private SdpObserver answerSdpObserver() {
-        return new SdpObserver() {
-
-            @Override
-            public void onCreateSuccess(SessionDescription sessionDescription) {
-                Log.d(SessionClient.class.getSimpleName(), "创建AnswerSDP成功：" + SessionClient.this.sessionId);
-                SessionClient.this.peerConnection.setLocalDescription(this, sessionDescription);
+    private void exchangeSessionDescription(SessionDescription sessionDescription) {
+        if(sessionDescription == null) {
+            return;
+        }
+        final String type = sessionDescription.type.toString().toLowerCase();
         SessionClient.this.taoyao.push(SessionClient.this.taoyao.buildMessage(
             "session::exchange",
             "sdp",       sessionDescription.description,
-                    "type",      sessionDescription.type.toString().toLowerCase(),
+            "type",      type,
             "sessionId", SessionClient.this.sessionId
         ));
     }
 
-            @Override
-            public void onSetSuccess() {
-                Log.d(SessionClient.class.getSimpleName(), "设置AnswerSDP成功：" + SessionClient.this.sessionId);
-            }
-
-            @Override
-            public void onCreateFailure(String message) {
-                Log.w(SessionClient.class.getSimpleName(), "创建AnswerSDP失败：" + message);
-            }
-
-            @Override
-            public void onSetFailure(String message) {
-                Log.w(SessionClient.class.getSimpleName(), "设置AnswerSDP失败：" + message);
-            }
-
-        };
+    private void logState() {
+        Log.d(SessionClient.class.getSimpleName(), String.format(
+            """
+            PC信令状态：%s
+            PC连接状态：%s
+            PCIce收集状态：%s
+            PCIce连接状态：%s
+            """,
+            this.peerConnection.signalingState().name(),
+            this.peerConnection.connectionState().name(),
+            this.peerConnection.iceGatheringState().name(),
+            this.peerConnection.iceConnectionState().name()
+        ));
     }
 
 }

taoyao-client-android/taoyao/media/src/main/java/com/acgist/taoyao/media/config/WebrtcProperties.java

@@ -1,5 +1,7 @@
 package com.acgist.taoyao.media.config;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
 import org.apache.commons.lang3.ArrayUtils;
 import org.webrtc.PeerConnection;
 
@@ -20,6 +22,7 @@ public class WebrtcProperties {
 	private WebrtcStunProperties[] stun;
 	private WebrtcTurnProperties[] turn;
 
+    @JsonIgnore
     public List<PeerConnection.IceServer> getIceServers() {
         final List<PeerConnection.IceServer> iceServers = new ArrayList<>();
         if(ArrayUtils.isNotEmpty(this.stun)) {

taoyao-client-web/src/components/Taoyao.js

@@ -235,8 +235,14 @@ class Session {
   id;
   // 远程终端名称
   name;
+  // 是否关闭
+  closed;
   // 远程终端ID
   clientId;
+  // 会话ID
+  sessionId;
+  // 是否已经提供本地媒体
+  offerLocal;
   // 本地媒体流
   localStream;
   // 本地音频
@@ -251,29 +257,30 @@ class Session {
   peerConnection;
 
   constructor({
-    id,
     name,
-    clientId
+    clientId,
+    sessionId,
   }) {
-    this.id = id;
+    this.id         = sessionId;
     this.name       = name;
+    this.closed     = false;
     this.clientId   = clientId;
+    this.sessionId  = sessionId;
+    this.offerLocal = false;
   }
 
   async pause() {
     this.localAudioTrack.enabled = false;
     this.localVideoTrack.enabled = false;
-    this.localStream.active = false;
   }
   
   async resume() {
     this.localAudioTrack.enabled = true;
     this.localVideoTrack.enabled = true;
-    this.localStream.active = true;
   }
 
   async close() {
-    this.localStream.active = false;
+    this.closed = true;
     this.localAudioTrack.stop();
     this.localVideoTrack.stop();
     this.remoteAudioTrack.stop();
@@ -281,6 +288,17 @@ class Session {
     this.peerConnection.close();
   }
 
+  async addIceCandidate(candidate) {
+    if(this.closed) {
+      return;
+    }
+    if(this.peerConnection) {
+      await this.peerConnection.addIceCandidate(new RTCIceCandidate(candidate));
+    } else {
+      setTimeout(() => this.addIceCandidate(candidate), 50);
+    }
+  }
+
 }
 
 /**
@@ -2122,40 +2140,18 @@ class Taoyao extends RemoteClient {
       })
     );
     const { name, sessionId } = response.body;
-    const session = new Session(name, response.body.clientId, sessionId);
+    const session = new Session({name, clientId: response.body.clientId, sessionId});
     this.sessionClients.set(sessionId, session);
-    session.peerConnection = await me.buildPeerConnection(session, sessionId);
-    const localStream = await me.getStream();
-    session.localAudioTrack = localStream.getAudioTracks()[0];
-    session.localVideoTrack = localStream.getVideoTracks()[0];
-    session.peerConnection.addTrack(session.localAudioTrack, localStream);
-    session.peerConnection.addTrack(session.localVideoTrack, localStream);
-    session.peerConnection.createOffer().then(async description => {
-      await session.peerConnection.setLocalDescription(description);
-      me.push(
-        protocol.buildMessage("session::exchange", {
-          sdp      : description.sdp,
-          type     : description.type,
-          sessionId: sessionId
-        })
-      );
-    });
   }
 
   async defaultSessionCall(message) {
     const me = this;
     const { name, clientId, sessionId } = message.body;
-    const session = new Session(name, clientId, sessionId);
+    const session = new Session({name, clientId, sessionId});
     this.sessionClients.set(sessionId, session);
-    session.peerConnection = await me.buildPeerConnection(session, sessionId);
-    const localStream = await me.getStream();
-    session.localStream = localStream;
-    session.localAudioTrack = localStream.getAudioTracks()[0];
-    session.localVideoTrack = localStream.getVideoTracks()[0];
-    // 相同Stream音视频同步
-    session.peerConnection.addTrack(session.localAudioTrack, localStream);
-    session.peerConnection.addTrack(session.localVideoTrack, localStream);
+    await me.buildPeerConnection(session, sessionId);
     session.peerConnection.createOffer().then(async description => {
+      session.offerLocal = true;
       await session.peerConnection.setLocalDescription(description);
       me.push(
         protocol.buildMessage("session::exchange", {
@@ -2192,7 +2188,8 @@ class Taoyao extends RemoteClient {
     const { type, candidate, sessionId } = message.body;
     const session = this.sessionClients.get(sessionId);
     if (type === "offer") {
-      session.peerConnection.setRemoteDescription(new RTCSessionDescription(message.body));
+      await me.buildPeerConnection(session, sessionId);
+      await session.peerConnection.setRemoteDescription(new RTCSessionDescription(message.body));
       session.peerConnection.createAnswer().then(async description => {
         await session.peerConnection.setLocalDescription(description);
         me.push(
@@ -2202,13 +2199,27 @@ class Taoyao extends RemoteClient {
             sessionId: sessionId
           })
         );
+        if(!session.offerLocal) {
+          session.peerConnection.createOffer().then(async description => {
+            await session.peerConnection.setLocalDescription(description);
+            me.push(
+              protocol.buildMessage("session::exchange", {
+                sdp      : description.sdp,
+                type     : description.type,
+                sessionId: sessionId
+              })
+            );
+          });
+        }
       });
     } else if (type === "answer") {
       await session.peerConnection.setRemoteDescription(new RTCSessionDescription(message.body));
     } else if (type === "candidate") {
-      if(candidate) {
-        await session.peerConnection.addIceCandidate(new RTCIceCandidate(candidate));
+      if(!candidate || candidate.sdpMid === undefined || candidate.sdpMLineIndex === undefined && candidate.candidate === undefined) {
+        return;
       }
+      await session.addIceCandidate(candidate);
+    } else {
     }
   }
 
@@ -2231,6 +2242,9 @@ class Taoyao extends RemoteClient {
   }
   
   async buildPeerConnection(session, sessionId) {
+    if(session.peerConnection)  {
+      return session.peerConnection;
+    }
     const me = this;
     const peerConnection = new RTCPeerConnection({"iceServers" : [{"url" : "stun:stun1.l.google.com:19302"}]});
     peerConnection.ontrack = event => {
@@ -2262,6 +2276,13 @@ class Taoyao extends RemoteClient {
         // TODO：重连
       }
     }
+    const localStream = await me.getStream();
+    session.localStream = localStream;
+    session.peerConnection = peerConnection;
+    session.localAudioTrack = localStream.getAudioTracks()[0];
+    session.localVideoTrack = localStream.getVideoTracks()[0];
+    await session.peerConnection.addTrack(session.localAudioTrack, localStream);
+    await session.peerConnection.addTrack(session.localVideoTrack, localStream);
     return peerConnection;
   }
 

taoyao-signal-server/taoyao-server/src/main/resources/application.yml

@@ -174,20 +174,28 @@ taoyao:
     encrypt: false
     # STUN服务
     stun:
-      - host: 192.168.1.110
-        port: 3478
-      - host: 192.168.8.110
-        port: 3478
+#     - host: 192.168.1.110
+#       port: 3478
+#     - host: 192.168.8.110
+#       port: 3478
+      - host: stun1.l.google.com
+        port: 19302
+      - host: stun2.l.google.com
+        port: 19302
+      - host: stun3.l.google.com
+        port: 19302
+      - host: stun4.l.google.com
+        port: 19302
     # TURN服务
     turn:
-      - host: 192.168.1.110
-        port: 3478
-        username: taoyao
-        password: taoyao
-      - host: 192.168.8.110
-        port: 3478
-        username: taoyao
-        password: taoyao
+#     - host: 192.168.1.110
+#       port: 3478
+#       username: taoyao
+#       password: taoyao
+#     - host: 192.168.8.110
+#       port: 3478
+#       username: taoyao
+#       password: taoyao
   # 摄像头配置
   camera:
     # 混音