在docker部署Nacos之后，nacos管理页面可以正常访问，但是客户端无法注册，异常如下：
10:47:35.081 [main] INFO o.a.c.h.Http11NioProtocol - [log,173] - Starting ProtocolHandler ["http-nio-9400"]
10:47:35.096 [main] INFO c.a.n.client.naming - [registerService,112] - [REGISTER-SERVICE] public registering service fushun-auth with instance Instance{instanceId='null', ip='172.24.0.8', port=9400, weight=1.0, healthy=true, enabled=true, ephemeral=true, clusterName='DEFAULT', serviceName='null', metadata={preserved.register.source=SPRING_CLOUD}}
10:47:35.197 [main] ERROR c.a.n.c.r.client - [printIfErrorEnabled,99] - Send request fail, request=InstanceRequest{headers={app=unknown}, requestId='null'}, retryTimes=0,errorMessage=Client not connected,current status:STARTING
10:47:35.297 [main] ERROR c.a.n.c.r.client - [printIfErrorEnabled,99] - Send request fail, request=InstanceRequest{headers={app=unknown}, requestId='null'}, retryTimes=1,errorMessage=Client not connected,current status:STARTING
10:47:35.308 [com.alibaba.nacos.client.remote.worker] ERROR c.a.n.c.r.c.g.GrpcClient - [printIfErrorEnabled,99] - Server check fail, please check server nacos ,port 9848 is available , error ={}
java.util.concurrent.ExecutionException: com.alibaba.nacos.shaded.io.grpc.StatusRuntimeException: UNAVAILABLE: io exception
at com.alibaba.nacos.shaded.com.google.common.util.concurrent.AbstractFuture.getDoneValue(AbstractFuture.java:566)
at com.alibaba.nacos.shaded.com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:445)
at com.alibaba.nacos.common.remote.client.grpc.GrpcClient.serverCheck(GrpcClient.java:146)
at com.alibaba.nacos.common.remote.client.grpc.GrpcClient.connectToServer(GrpcClient.java:268)
at com.alibaba.nacos.common.remote.client.RpcClient.reconnect(RpcClient.java:528)
at com.alibaba.nacos.common.remote.client.RpcClient$3.run(RpcClient.java:373)
at java.util.concurrent.Executors$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$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: com.alibaba.nacos.shaded.io.grpc.StatusRuntimeException: UNAVAILABLE: io exception
at com.alibaba.nacos.shaded.io.grpc.Status.asRuntimeException(Status.java:533)
at com.alibaba.nacos.shaded.io.grpc.stub.ClientCalls$UnaryStreamToFuture.onClose(ClientCalls.java:490)
at com.alibaba.nacos.shaded.io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
at com.alibaba.nacos.shaded.io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
at com.alibaba.nacos.shaded.io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
at com.alibaba.nacos.shaded.io.grpc.internal.CensusStatsModule$StatsClientInterceptor$1$1.onClose(CensusStatsModule.java:700)
at com.alibaba.nacos.shaded.io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
at com.alibaba.nacos.shaded.io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
at com.alibaba.nacos.shaded.io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
at com.alibaba.nacos.shaded.io.grpc.internal.CensusTracingModule$TracingClientInterceptor$1$1.onClose(CensusTracingModule.java:399)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:510)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl.access$300(ClientCallImpl.java:66)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.close(ClientCallImpl.java:630)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.access$700(ClientCallImpl.java:518)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInternal(ClientCallImpl.java:692)
at com.alibaba.nacos.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:681)
at com.alibaba.nacos.shaded.io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
at com.alibaba.nacos.shaded.io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
... 3 common frames omitted
Caused by: com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: nacos/172.24.0.5:9848
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:716)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:327)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:336)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:685)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:632)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:549)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:511)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:918)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
检查端口：
firewall-cmd --list-all
public (active)
target: default
icmp-block-inversion: no
interfaces: em1
sources:
services: dhcpv6-client ssh
ports: 80/tcp 8080/tcp 8848/tcp 9848/tcp 9849/tcp 6379/tcp 3306/tcp 9100/tcp 9200/tcp 9201/tcp 9202/tcp 9203/tcp 9300/tcp 6848/tcp 7848/tcp 7849/tcp 8501/tcp 8502/tcp 8503/tcp 8504/tcp 7070/tcp 9400/tcp 9501/tcp 9502/tcp 9503/tcp 9504/tcp
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
端口是打开的，又运行了一次打开端口
firewall-cmd --add-port=9848/tcp --permanent
firewall-cmd --reload
可以正常访问了，但是如果重启一次nacos，端口就会失效，不知道为啥。。。
ElasticsearchException[failed to bind service]; nested: AccessDeniedException[/usr/share/elasticsearch/data/nodes];
Likely root cause: java.nio.file.AccessDeniedException: /usr/share/elasticsearch/data/nodes
at java.base/sun.nio.fs.UnixException.translateToIOException(UnixException.java:90)
at java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:106)
at java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:111)
at java.base/sun.nio.fs.UnixFileSystemProvider.createDirectory(UnixFileSystemProvider.java:396)
at java.base/java.nio.file.Files.createDirectory(Files.java:694)
at java.base/java.nio.file.Files.createAndCheckIsDirectory(Files.java:801)
at java.base/java.nio.file.Files.createDirectories(Files.java:787)
at org.elasticsearch.env.NodeEnvironment.lambda$new$0(NodeEnvironment.java:265)
at org.elasticsearch.env.NodeEnvironment$NodeLock.<init>(NodeEnvironment.java:202)
at org.elasticsearch.env.NodeEnvironment.<init>(NodeEnvironment.java:262)
at org.elasticsearch.node.Node.<init>(Node.java:352)
at org.elasticsearch.node.Node.<init>(Node.java:278)
at org.elasticsearch.bootstrap.Bootstrap$5.<init>(Bootstrap.java:217)
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:217)
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:397)
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159)
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:150)
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:75)
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:116)
at org.elasticsearch.cli.Command.main(Command.java:79)
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:115)
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:81)
这个是因为宿主机的权限，运行：
chmod 777 /home/elasticsearch/data
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