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Uninstalling the cert-manager Operator for Red Hat OpenShift

You can remove the cert-manager Operator for Red Hat OpenShift from OpenShift Container Platform by uninstalling the Operator and removing its related resources.

The cert-manager Operator for Red Hat OpenShift is a Technology Preview feature only. Technology Preview features are not supported with Red Hat production service level agreements (SLAs) and might not be functionally complete. Red Hat does not recommend using them in production. These features provide early access to upcoming product features, enabling customers to test functionality and provide feedback during the development process.

For more information about the support scope of Red Hat Technology Preview features, see Technology Preview Features Support Scope.

Uninstalling the cert-manager Operator for Red Hat OpenShift

You can uninstall the cert-manager Operator for Red Hat OpenShift by using the web console.

Prerequisites

  • You have access to the cluster with cluster-admin privileges.

  • You have access to the OpenShift Container Platform web console.

  • The cert-manager Operator for Red Hat OpenShift is installed.

Procedure

  1. Log in to the OpenShift Container Platform web console.

  2. Uninstall the cert-manager Operator for Red Hat OpenShift Operator.

    1. Navigate to Operators → Installed Operators.

    2. Click the Options menu kebab next to the cert-manager Operator for Red Hat OpenShift entry and click Uninstall Operator.

    3. In the confirmation dialog, click Uninstall.

Removing cert-manager Operator for Red Hat OpenShift resources

Optionally, after uninstalling the cert-manager Operator for Red Hat OpenShift, you can remove its related resources from your cluster.

Prerequisites

  • You have access to the cluster with cluster-admin privileges.

  • You have access to the OpenShift Container Platform web console.

Procedure

  1. Log in to the OpenShift Container Platform web console.

  2. Remove CRDs that were installed by the cert-manager Operator for Red Hat OpenShift:

    1. Navigate to Administration → CustomResourceDefinitions.

    2. Enter certmanager in the Name field to filter the CRDs.

    3. Click the Options menu kebab next to each of the following CRDs, and select Delete Custom Resource Definition:

      • Certificate

      • CertificateRequest

      • CertManager (config.openshift.io)

      • CertManager (operator.openshift.io)

      • Challenge

      • ClusterIssuer

      • Issuer

      • Order

  3. Remove the openshift-cert-manager-operator namespace.

    1. Navigate to Administration → Namespaces.

    2. Click the Options menu kebab next to the openshift-cert-manager-operator and select Delete Namespace.

    3. In the confirmation dialog, enter openshift-cert-manager-operator in the field and click Delete.