第 9 章 启用自动安装 OpenShift DR 集群 Operator

在成功创建 DRPolicy 后,OpenShift DR Cluster operator 可以安装到主受管集群,并在 openshift-dr-system 命名空间中安装二级受管集群。

步骤

  1. 编辑 Hub 集群上的 ConfigMag ramen-hub-operator-config,添加 deploymentAutomationEnabled=true,如下所示:

    $ oc edit configmap ramen-hub-operator-config -n openshift-dr-system
    apiVersion: v1
    data:
      ramen_manager_config.yaml: |
        apiVersion: ramendr.openshift.io/v1alpha1
        drClusterOperator:
          deploymentAutomationEnabled: true  ## <-- Add to enable installation of ODR Cluster operator on managed clusters
          catalogSourceName: redhat-operators
          catalogSourceNamespaceName: openshift-marketplace
          channelName: stable-4.10
          clusterServiceVersionName: odr-cluster-operator.v4.10.0
          namespaceName: openshift-dr-system
          packageName: odr-cluster-operator
    [...]
  2. 验证在主受管集群二级受管集群中是否安装否成功,使用以下命令:

    $ oc get csv,pod -n openshift-dr-system

    输出示例:

    NAME                                                                      DISPLAY                         VERSION   REPLACES   PHASE
    clusterserviceversion.operators.coreos.com/odr-cluster-operator.v4.10.0   Openshift DR Cluster Operator   4.10.0               Succeeded
    
    NAME                                             READY   STATUS    RESTARTS   AGE
    pod/ramen-dr-cluster-operator-5564f9d669-f6lbc   2/2     Running   0          5m32s

    您还可以进入每个受管集群的 OperatorHub,并确认是否安装了 OpenShift DR Cluster Operator