延迟启动网关

jetlinks-manager/network-manager/src/main/java/org/jetlinks/community/network/manager/service/SyncDeviceGatewayState.java

@@ -8,10 +8,12 @@ import org.jetlinks.community.network.manager.entity.DeviceGatewayEntity;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Component;
+import reactor.core.publisher.Mono;
+
+import java.time.Duration;
 
 /**
  * @author wangzheng
- * @see
  * @since 1.0
  */
 @Order(1)
@@ -23,23 +25,31 @@ public class SyncDeviceGatewayState implements CommandLineRunner {
 
     private final DeviceGatewayManager deviceGatewayManager;
 
+    private final Duration gatewayStartupDelay = Duration.ofSeconds(5);
+
     public SyncDeviceGatewayState(DeviceGatewayService deviceGatewayService, DeviceGatewayManager deviceGatewayManager) {
         this.deviceGatewayService = deviceGatewayService;
         this.deviceGatewayManager = deviceGatewayManager;
     }
 
     @Override
-    public void run(String... args) throws Exception {
-        deviceGatewayService.createQuery()
-            .where()
-            .and(DeviceGatewayEntity::getState, NetworkConfigState.enabled)
-            .fetch()
-            .map(DeviceGatewayEntity::getId)
-            .flatMap(deviceGatewayManager::getGateway)
-            .flatMap(DeviceGateway::startup)
-            .onErrorContinue((err, obj) -> {
-                log.error(err.getMessage(), err);
-            })
+    public void run(String... args) {
+        log.debug("start device gateway in {} later", gatewayStartupDelay);
+        Mono.delay(gatewayStartupDelay)
+            .then(
+                deviceGatewayService
+                    .createQuery()
+                    .where()
+                    .and(DeviceGatewayEntity::getState, NetworkConfigState.enabled)
+                    .fetch()
+                    .map(DeviceGatewayEntity::getId)
+                    .flatMap(deviceGatewayManager::getGateway)
+                    .flatMap(DeviceGateway::startup)
+                    .onErrorContinue((err, obj) -> {
+                        log.error(err.getMessage(), err);
+                    })
+                    .then()
+            )
             .subscribe();
     }
 }