[GitHub] [cloudstack] DaanHoogland commented on a change in pull request #3680: [WIP: DO NOT MERGE] CloudStack Kubernetes Service

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DaanHoogland commented on a change in pull request #3680: [WIP: DO NOT MERGE] CloudStack Kubernetes Service
URL: https://github.com/apache/cloudstack/pull/3680#discussion_r388294926
 
 

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 File path: plugins/integrations/kubernetes-service/src/main/java/com/cloud/kubernetescluster/KubernetesCluster.java
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+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+package com.cloud.kubernetescluster;
+
+import java.util.Date;
+
+import org.apache.cloudstack.acl.ControlledEntity;
+import org.apache.cloudstack.api.Displayable;
+import org.apache.cloudstack.api.Identity;
+import org.apache.cloudstack.api.InternalIdentity;
+
+import com.cloud.utils.fsm.StateMachine2;
+
+/**
+ * KubernetesCluster describes the properties of Kubernetes cluster
+ *
+ */
+public interface KubernetesCluster extends ControlledEntity, com.cloud.utils.fsm.StateObject<KubernetesCluster.State>, Identity, InternalIdentity, Displayable {
+
+    enum Event {
+        StartRequested,
+        StopRequested,
+        DestroyRequested,
+        RecoveryRequested,
+        ScaleUpRequested,
+        ScaleDownRequested,
+        UpgradeRequested,
+        OperationSucceeded,
+        OperationFailed,
+        CreateFailed,
+        FaultsDetected;
+    }
+
+    enum State {
+        Created("Initial State of Kubernetes cluster. At this state its just a logical/DB entry with no resources consumed"),
+        Starting("Resources needed for Kubernetes cluster are being provisioned"),
+        Running("Necessary resources are provisioned and Kubernetes cluster is in operational ready state to launch Kubernetes"),
+        Stopping("Resources for the Kubernetes cluster are being destroyed"),
+        Stopped("All resources for the Kubernetes cluster are destroyed, Kubernetes cluster may still have ephemeral resource like persistent volumes provisioned"),
+        Scaling("Transient state in which resources are either getting scaled up/down"),
+        Upgrading("Transient state in which cluster is getting upgraded"),
+        Alert("State to represent Kubernetes clusters which are not in expected desired state (operationally in active control place, stopped cluster VM's etc)."),
+        Recovering("State in which Kubernetes cluster is recovering from alert state"),
+        Destroyed("End state of Kubernetes cluster in which all resources are destroyed, cluster will not be usable further"),
+        Destroying("State in which resources for the Kubernetes cluster is getting cleaned up or yet to be cleaned up by garbage collector"),
+        Error("State of the failed to create Kubernetes clusters");
+
+        protected static final StateMachine2<State, KubernetesCluster.Event, KubernetesCluster> s_fsm = new StateMachine2<State, KubernetesCluster.Event, KubernetesCluster>();
+
+        public static StateMachine2<State, KubernetesCluster.Event, KubernetesCluster> getStateMachine() { return s_fsm; }
+
+        static {
 
 Review comment:
   good, did you re-create that pantuml diagram? (or in some other way update?)

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