Add Harbor Image Registry Pull Secret to Kubernetes / OpenShift

Step 1: Login to Harbor on Workstation with docker / podman. ...
Step 2: Add Harbor registry Secret to Kubernetes / OpenShift. ...
Step 3: Confirm you can deploy Application from image in Harbor registry.

How do you use image pull secret in OpenShift?
How do you make an image pull secret in Kubernetes?
How do I download OpenShift pull secret?
How do I push an image to OpenShift registry?
How do you pull an image in OpenShift?
How do I find my OpenShift photo registry?
How do I pull an image from a private Docker repository?
How do I get Kubernetes secret?
How do you decode Kubernetes secret?
How do I install OpenShift?
What is OpenShift in Linux?
How do I resolve ImagePullBackOff?

How do you use image pull secret in OpenShift?

To pull a secured container image that is not from OpenShift Container Platform's internal registry, you must create a pull secret from your Docker credentials and add it to your service account.

How do you make an image pull secret in Kubernetes?

Create a Secret based on existing Docker credentials

set the name of the data item to . dockerconfigjson.
base64 encode the docker file and paste that string, unbroken as the value for field data[". dockerconfigjson"]
set type to kubernetes.io/dockerconfigjson.

How do I download OpenShift pull secret?

From the Pull Secret page on the Red Hat OpenShift Cluster Manager site, download your installation pull secret as a . txt file or copy it to your clipboard.

How do I push an image to OpenShift registry?

Next create an empty image stream in your project for the image using oc create imagestream . And tag the local image you wish to push with the details of the image registry, your project in OpenShift, the name of the image stream and image version tag.

How do you pull an image in OpenShift?

Importing Tag and Image Metadata

You can manually import tag and image information with the oc import-image command using the --from option: ...
Like most objects in OpenShift Container Platform, you can also write and save a JSON or YAML definition to a file then create the object using the CLI.

How do I find my OpenShift photo registry?

Accessing registry directly from the cluster

Access the node by getting the node's address: $ oc get nodes $ oc debug nodes/<node_address>
Log in to the container image registry by using your access token: ...
Perform podman pull and podman push operations against your registry:

How do I pull an image from a private Docker repository?

Make sure the repository is public then this is the set of instructions I followed in command line: Once logout from docker hub and login again.

docker logout.
docker login --username=YOURUSERNAME Enter password when asked.
docker pull "repositoryName"/"imageName"[:tag]

How do I get Kubernetes secret?

Kubernetes Secrets let you store and manage sensitive information, such as passwords, OAuth tokens, and ssh keys.
...
There are several options to create a Secret:

create Secret using kubectl command.
create Secret from config file.
create Secret using kustomize.

How do you decode Kubernetes secret?

You can use kubectl get secrets/db-user-pass -o yaml or -o json where you'll see the base64-encoded username and password . You can then copy the value and decode it with something like echo <ENCODED_VALUE> | base64 -D .

How do I install OpenShift?

Install OpenShift Container Platform

Prerequisites.
Attach OpenShift Container Platform Subscription.
Set Up Repositories.
Install the OpenShift Container Platform Package.
Set up Password-less SSH Access.
Run the Installer.
Start OpenShift Container Platform.

What is OpenShift in Linux?

OpenShift is a family of containerization software products developed by Red Hat. Its flagship product is the OpenShift Container Platform — an on-premises platform as a service built around Docker containers orchestrated and managed by Kubernetes on a foundation of Red Hat Enterprise Linux.

How do I resolve ImagePullBackOff?

Step-by-step

Pod status in Kubectl is 'ImagePullBackOff' or 'CrashLoopBackOff' in place of running. >kubectl get pods -o wide. ...
Stop the Kubectl proxy and delete the pod. ...
For 'ImagePullBackOff' issue fix the yml. ...
For 'CrashLoopBackOff' fix the application code. ...
Redeploy the pod and check the pod status.