Set telemetry instanced id for etcd and nacos plugin (#3492)

* Update docker-entrypoint.sh

* Set telemtry instance id in etcd and nacos plugins

oap-server/server-cluster-plugin/cluster-etcd-plugin/src/main/java/org/apache/skywalking/oap/server/cluster/plugin/etcd/EtcdCoordinator.java

@@ -33,6 +33,7 @@ import org.apache.skywalking.oap.server.core.cluster.ClusterRegister;
 import org.apache.skywalking.oap.server.core.cluster.RemoteInstance;
 import org.apache.skywalking.oap.server.core.cluster.ServiceRegisterException;
 import org.apache.skywalking.oap.server.core.remote.client.Address;
+import org.apache.skywalking.oap.server.telemetry.api.TelemetryRelatedContext;
 
 /**
  * @author Alan Lau
@@ -90,6 +91,7 @@ public class EtcdCoordinator implements ClusterRegister, ClusterNodesQuery {
         }
 
         this.selfAddress = remoteInstance.getAddress();
+        TelemetryRelatedContext.INSTANCE.setId(selfAddress.toString());
 
         EtcdEndpoint endpoint = new EtcdEndpoint.Builder().serviceName(serviceName).host(selfAddress.getHost()).port(selfAddress.getPort()).build();
         try {

oap-server/server-cluster-plugin/cluster-nacos-plugin/src/main/java/org/apache/skywalking/oap/server/cluster/plugin/nacos/NacosCoordinator.java

@@ -24,6 +24,7 @@ import com.alibaba.nacos.api.naming.pojo.Instance;
 import org.apache.skywalking.oap.server.core.cluster.*;
 import org.apache.skywalking.oap.server.core.remote.client.Address;
 import org.apache.skywalking.oap.server.library.util.CollectionUtils;
+import org.apache.skywalking.oap.server.telemetry.api.TelemetryRelatedContext;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -72,5 +73,6 @@ public class NacosCoordinator implements ClusterRegister, ClusterNodesQuery {
             throw new ServiceRegisterException(e.getMessage());
         }
         this.selfAddress = remoteInstance.getAddress();
+        TelemetryRelatedContext.INSTANCE.setId(selfAddress.toString());
     }
 }