2
Environment
- Dubbo version: 3.1.7
- Operating System version: centos 7.6.1810
- Java version: 1.8.0_212
- provider为tri时获取不到metadata
- 修改为dubbo时正常
报错日志
2023-03-04 10:06:23 [ Dubbo-framework-SD-address-refresh-0-thread-1:53010625 ] - [ INFO ] org.apache.dubbo.rpc.model.ModuleModel.registerInternalConsumer(ModuleModel.java:196) [DUBBO] Dynamically registering consumer model A/org.apache.dubbo.metadata.MetadataService:1.0.0 into model Dubbo Module[1.1.0], dubbo version: 3.1.7, current host: YYY
2023-03-04 10:06:26 [ Dubbo-framework-SD-address-refresh-0-thread-1:53013627 ] - [ ERROR ] [DUBBO] Failed to get app metadata for revision ***11b4a9a545f7 for type local from instance XXX:21779, dubbo version: 3.1.7, current host: YYY, error code: 1-39. This may be caused by , go to https://dubbo.apache.org/faq/1/39 to find instructions.
org.apache.dubbo.rpc.RpcException: Fail to invoke remote method: getMetadataInfo, provider: tri://XXX:21779/org.apache.dubbo.metadata.MetadataService?connections=1&corethreads=2&dubbo=2.0.2&group=A&port=21779&protocol=tri&release=3.1.7&retries=0&side=provider&threadpool=cached&threads=100&timeout=5000&version=1.0.0, cause: org.apache.dubbo.rpc.StatusRpcException: UNAVAILABLE : upstream XXX:21779 is unavailable
at org.apache.dubbo.rpc.protocol.AbstractInvoker.waitForResultIfSync(AbstractInvoker.java:281)
at org.apache.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:186)
at org.apache.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:71)
at org.apache.dubbo.rpc.proxy.InvocationUtil.invoke(InvocationUtil.java:57)
at org.apache.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:75)
at org.apache.dubbo.metadata.MetadataServiceDubboProxy10.getMetadataInfo(MetadataServiceDubboProxy10.java)
at org.apache.dubbo.registry.client.metadata.MetadataUtils.getRemoteMetadata(MetadataUtils.java:173)
at org.apache.dubbo.registry.client.AbstractServiceDiscovery.getRemoteMetadata(AbstractServiceDiscovery.java:228)
at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.lambda$doOnEvent$2(ServiceInstancesChangedListener.java:159)
at java.util.Optional.orElseGet(Optional.java:267)
at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.doOnEvent(ServiceInstancesChangedListener.java:159)
at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.onEvent(ServiceInstancesChangedListener.java:113)
at org.apache.dubbo.registry.zookeeper.ZookeeperServiceDiscoveryChangeWatcher$1.lambda$doNotify$0(ZookeeperServiceDiscoveryChangeWatcher.java:71)
at java.lang.Iterable.forEach(Iterable.java:75)
at org.apache.dubbo.registry.zookeeper.ZookeeperServiceDiscoveryChangeWatcher$1.doNotify(ZookeeperServiceDiscoveryChangeWatcher.java:71)
at org.apache.dubbo.registry.RegistryNotifier$NotificationTask.run(RegistryNotifier.java:106)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.concurrent.ExecutionException: org.apache.dubbo.rpc.StatusRpcException: UNAVAILABLE : upstream XXX:21779 is unavailable
at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)
at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1915)
at org.apache.dubbo.rpc.AsyncRpcResult.get(AsyncRpcResult.java:196)
at org.apache.dubbo.rpc.protocol.AbstractInvoker.waitForResultIfSync(AbstractInvoker.java:266)
... 22 more
Caused by: org.apache.dubbo.rpc.StatusRpcException: UNAVAILABLE : upstream XXX:21779 is unavailable
at org.apache.dubbo.rpc.TriRpcStatus.asException(TriRpcStatus.java:214)
at org.apache.dubbo.rpc.protocol.tri.TripleInvoker.doInvoke(TripleInvoker.java:105)
at org.apache.dubbo.rpc.protocol.AbstractInvoker.doInvokeAndReturn(AbstractInvoker.java:222)
at org.apache.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:183)
... 21 more调试截图
org.apache.dubbo.rpc.protocol.tri.TripleInvoker#doInvoke->org.apache.dubbo.remoting.api.Connection#isAvailable
