Openshift Administration:
Configuring a Production Cluster

Red Hat OpenShift Administration II: Operating a Production Kubernetes Cluster (DO280) prepares OpenShift Cluster Administrators to perform daily administration tasks on Openshift clusters.

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About the course

This course focuses on configuring multi-tenancy and security features of OpenShift as well as managing OpenShift add-ons based on operators.
The skills you learn in this course can be applied using all versions of OpenShift, including Red Hat OpenShift on AWS (ROSA), Azure Red Hat OpenShift, and OpenShift Container Platform.
This course is based on OpenShift Container Platform 4.12.

Course Content

Introduction and Overview

Introduction to Course

Declarative Resource Management

Understanding Resource Manifests
Lab: Creating Resources via Openshift YAML
Kustomize Overlays
Lab: Using Kustomize in Kubernetes YAML for Easy Modifications

Deploying Packaged Applications

Understanding Openshift Templates
Lab: Creating Resources Using Pre-defined Templates
Understanding Helm
Lab: Creating Resources Using Helm Charts

Authentication and Authorization

Understanding Authentication Terminology in Openshift
Understanding Authentication Process in Openshift
Lab: Creating Additional Users in Openshift
Role Based Access Control in Openshift
Lab: Assigning Permissions Over Various Scopes

Network Security

Understanding External TLS in Openshift
Lab: Encrypting External Traffic Using TLS
Understanding Internal TLS in Openshift
Lab: Encrypting Internal Traffic Using TLS
Understanding Network Policies
Lab: Managing Communication Using Network Policies

Exposing Non-HTTP Applications in Openshift

Understanding LoadBalancer Services in Openshift
Lab: Using MetalLB to Deploy a Non-HTTP Application
Understanding Secondary Networks in Openshift
Lab: Attaching a Node Network Interface to a Pod in Openshift

Enabling Developer Self-Service in Openshift

Understanding Project and Cluster Quotas
Lab: Creating Quota on a Project Scope
Lab: Creating Quota on a Cluster Scope
Understanding Limit Ranges in Openshift
Lab: Applying Limit Ranges

Managing Openshift Operators

Understanding Openshift Operators
Understanding the Difference Between Operators and Helm Deployments
Lab: Creating and Managing Grafana from an Operator

Application Security in Openshift

Understanding Security Context Constraints (SCC) in Openshift
Lab: Controlling Application Permissions Using SCC
Understanding How Applications Communicate with Kubernetes API in Openshift
Lab: Accessing Kubernetes API from an Application
Openshift Cluster Maintenance
Lab: Deleting Old Container Images Manually
Openshift Kubernetes Cron Jobs
Lab: Deleting Old Container Images Using Cron Jobs in Kubernetes

Openshift Updates

Understanding the Cluster Update Process

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Frequently Asked Questions

Is this training live or pre-recorded?

The training is live instructor led training which is available in classroom as well as online format. We also record every training session which is then uploaded to our student portal.

How will I join the live online training?

The live online training is conducted via the zoom software, we will be providing you with the zoom meeting link to join the training.

How many students are there in a single batch?

On an average one batch will have a maximum of 18 students. We keep smaller batch sizes to promote interaction between the students and the instructor.