Installing the NBDE Tang Server Operator¶

You can install the NBDE Tang Operator either by using the web console or through the oc command from CLI.

Install the NBDE Tang Server Operator using the web console¶

You can install the NBDE Tang Server Operator from the software catalog using the web console.

Prerequisites

You must have cluster-admin privileges on an OpenShift Container Platform cluster.

Procedure

In the OpenShift Container Platform web console, navigate to Ecosystem → Software Catalog.
Search for the NBDE Tang Server Operator:
Click Install.
On the Operator Installation screen, keep the Update channel, Version, Installation mode, Installed Namespace, and Update approval fields on the default values.
After you confirm the installation options by clicking Install, the console displays the installation confirmation.

Verification

Navigate to the Ecosystem → Installed Operators page.
Check that the NBDE Tang Server Operator is installed and its status is Succeeded.

Install the NBDE Tang Server Operator using CLI¶

You can install the NBDE Tang Server Operator from the software catalog using the CLI.

Prerequisites

You must have cluster-admin privileges on an OpenShift Container Platform cluster.
You have installed the OpenShift CLI (oc).

Procedure

Use the following command to list available Operators in the software catalog, and limit the output to Tang-related results:
```
$ oc get packagemanifests -n openshift-marketplace | grep tang
```
Example output
```
tang-operator           Red Hat
```
In this case, the corresponding packagemanifest name is tang-operator.
Create a Subscription object YAML file to subscribe a namespace to the NBDE Tang Server Operator, for example, tang-operator.yaml:
Example subscription YAML for tang-operator
```
apiVersion: operators.coreos.com/v1alpha1
kind: Subscription
metadata:
  name: tang-operator
  namespace: openshift-operators
spec:
  channel: stable
  installPlanApproval: Automatic
  name: tang-operator
  source: redhat-operators
  sourceNamespace: openshift-marketplace
```
where:

spec.channel

Specifies the channel name from where you want to subscribe the Operator.

spec.name

Specifies the name of the Operator to subscribe to.

spec.source

Specifies the name of the CatalogSource that provides the Operator.

spec.sourceNamespace

Specifies the namespace of the CatalogSource. Use openshift-marketplace for the default software catalog sources.
Apply the Subscription to the cluster:
```
$ oc apply -f tang-operator.yaml
```

Verification

Check that the NBDE Tang Server Operator controller runs in the openshift-operators namespace:

$ oc -n openshift-operators get pods

Example output

NAME                                                READY   STATUS    RESTARTS   AGE
tang-operator-controller-manager-694b754bd6-4zk7x   2/2     Running   0          12s