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Email Signature Server version upgrade

This article details upgrading the Email Signature Server container image version deployed to the Kubernetes cluster. This process does not cause downtime and can be done at any time.

  Prerequisites

    • Global Admin rights in Azure Portal.
    • Client-Hosted Email Signature Server.

Update the Container Image Version

  1. Navigate to https://portal.azure.com/.
  2. Open the Kubernetes service containing the Templafy ESS, likely named: templafyemailsignatureserver.
  3. Under Kubernetes resources, select Workloads.
  4. Select the email-signature-server-deployment.
  5. Select YAML, then JSON in the main window.
  6. Under spec, then containers update the value of the image property to the latest ESS version.
  7. Click Review + Save.

  8. Check the Confirm manifest changes checkbox and click Save.

Verify and Monitor Upgraded Pods

Select the Overview section in the left-hand pane to view the list of pods for the deployment.

  • Pods that have the old deployment configuration will have the status Terminating.
  • Pods with the new deployment configuration will have the status ContainerCreating.
  • When all the new pods listed have the status Running, then the cluster is fully upgraded to the given version of the Email Signature Server.
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