Google GKE Upgrade

Overview

See Upgrade Approach for details on permissions and prerequisites.

Google Nuances

Be aware of the following requirements when installing the CloudCenter Suite:

  • Maximum Supported Version: GKE Version 1.12 and below.

  • Permissions: Verify that the person upgrading the cluster has the following minimum permissions (roles) as displayed in the screenshot:

    • Service Account User

    • Kubernetes Engine Admin

    • Compute Engine Admin

Module Details

Additionally, refer to your module documentation for module-specific dependencies as identified in the following table:

ModuleDocumentation
Workload ManagerCloud Overview
Action OrchestratorAdd Cloud Account
Cost OptimizerCloud Overview

Installation Process

To upgrade the cluster for a GKE Kubernetes environment, perform the following procedure.

  1. Navigate to the Suite Installer Dashboard (see Prepare Infrastructure).

  2. Click Upgrade in the Upgrade Kubernetes Cluster section to specify the credentials for your cluster as displayed in the following screenshot.

  3. Enter the Suite Admin URL (or DNS), username, password, and Tenant ID for the admin account.

  4. Identify if this is An Amazon EKS Cluster by toggling the switch (default is No). If it is, provide the Access Key and Secret Key details.

  5. Click Connect to validate your credentials. Once Connected, you see the cloud type and other information on the left side off the screen as visible in the following screenshot.

  6. Click Next and select the desired Kubernetes version from the dropdown list for this upgrade.

  7. If an upgrade is available, select the Desired K8s version for the upgrade.

  8. Click Upgrade to upgrade the Kubernetes cluster as well as the primary server and worker nodes once the upgrade is complete. A progress bar with relevant status messages is displayed.

    An upgrade operation can take more than one hour depending on the number of nodes to be upgraded and cloud response time.

    1. The following screenshot displays the progress bar to indicate the upgrade of a primary server node:

    2. The following screenshot displays the progress bar to indicate the upgrade of a worker node:

  9. At this point, you can:

    1. Download the latest logs to track the upgrade process.

    2. Wait for cluster to finish upgrading.

  10. The installation progress is visible on screen. 

    • The following screenshot displays the progress bar to indicate the upgrade of a primary server node:

    • The following screenshot displays the progress bar to indicate the upgrade of a worker node:

      Once successful, you see the success message displayed.

      CloudCenter Suite installation successful!


  11. You have the following options at this point:

    1. Click Take Me To Suite Admin to launch and set up the Suite Admin.

    2. Click Install or Upgrade Another Cluster to start another installation on the same cluster.

    3. Download the Kubeconfig file.

    4. Re-purpose the installer server.

  12. Login to CloudCenter Suite using valid credentials and verify that your information is preserved and that the cluster was upgraded.

You have now upgraded the cluster on the GKE cloud. Verify your Suite Admin and tenant data.

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