3.2. Installing the Knative CLI for Linux by using an RPM package manager

Procedure

1. Register with Red Hat Subscription Manager:

   # subscription-manager register

2. Pull the latest subscription data:

   # subscription-manager refresh

3. Attach the subscription to the registered system:

   # subscription-manager attach --pool=<pool_id> 

   1

   1

   Pool ID for an active OpenShift Container Platform subscription

4. Enable the repositories required by the Knative (kn) CLI:

   • Linux (x86_64, amd64)

     # subscription-manager repos --enable="openshift-serverless-1-for-rhel-8-x86_64-rpms"

   • Linux on IBM zSystems and IBM® LinuxONE (s390x)

     # subscription-manager repos --enable="openshift-serverless-1-for-rhel-8-s390x-rpms"

   • Linux on IBM Power (ppc64le)

     # subscription-manager repos --enable="openshift-serverless-1-for-rhel-8-ppc64le-rpms"

5. Install the Knative (kn) CLI as an RPM by using a package manager:

   Example yum command

   # yum install openshift-serverless-clients