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Image registry

This section describes an image registry, and how it can be used within a chaos experiment.

Image registry is a repository that hosts container images which are used by chaos experiments. Registries can be public or private. HCE allows you to use custom image registries for chaos experiments.

Follow the steps mentioned below to use default or custom values of image registry in your chaos experiment.

Custom image registry​

Step 1: Navigate to Image Registry​

  • To use a custom image, go to Image Registry on the left-hand side, and select Use custom values.

    select-custom

Step 2: Specify parameters​

  • Specify parameters for the custom values, such as Custom image registry server, Custom image registry account, and Registry type.

    public-registry

  • You can choose between Public or Private in the Registry type. When you select Private registry type, add the secret name.

    private-registry

Step 3: Save the custom values​

  • Click Save to save your changes.

In your chaos experiment manifest, the above custom setting will be reflected as shown below.

container:
  name: ""
  image: docker.io/chaosnative/k8s:1.30.0
  imagePullSecrets:
   - name: defreg
  command:
    - sh
    - "-c"
  args:
    - kubectl apply -f /tmp/ -n {{workflow.parameters.adminModeNamespace}} && sleep 30