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Installing the cert-manager Operator for Red Hat OpenShift

The cert-manager Operator for Red Hat OpenShift is not installed in OpenShift Container Platform by default. You can install the cert-manager Operator for Red Hat OpenShift by using the web console.

Installing the cert-manager Operator for Red Hat OpenShift using the web console

You can use the web console to install the cert-manager Operator for Red Hat OpenShift.

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. Navigate to Operators → OperatorHub.

  3. Enter cert-manager Operator for Red Hat OpenShift into the filter box.

  4. Select the cert-manager Operator for Red Hat OpenShift and click Install.

  5. On the Install Operator page:

    1. Update the Update channel, if necessary. The channel defaults to stable-v1, which installs the latest stable release of the cert-manager Operator for Red Hat OpenShift.

    2. Choose the Installed Namespace for the Operator. The default Operator namespace is cert-manager-operator.

      If the cert-manager-operator namespace does not exist, it is created for you.

    3. Select an Update approval strategy.

      • The Automatic strategy allows Operator Lifecycle Manager (OLM) to automatically update the Operator when a new version is available.

      • The Manual strategy requires a user with appropriate credentials to approve the Operator update.

    4. Click Install.

Verification

  1. Navigate to Operators → Installed Operators.

  2. Verify that cert-manager Operator for Red Hat OpenShift is listed with a Status of Succeeded in the cert-manager-operator namespace.

  3. Verify that cert-manager pods are up and running by entering the following command:

    $ oc get pods -n cert-manager
    Example output
    NAME                                       READY   STATUS    RESTARTS   AGE
cert-manager-bd7fbb9fc-wvbbt               1/1     Running   0          3m39s
cert-manager-cainjector-56cc5f9868-7g9z7   1/1     Running   0          4m5s
cert-manager-webhook-d4f79d7f7-9dg9w       1/1     Running   0          4m9s

    You can use the cert-manager Operator for Red Hat OpenShift only after cert-manager pods are up and running.

Additional resources