OpenShiftの勉強に何が必要かChatGPTに聞いてみた(2024/7 : 初心者から開発者向け)


Prompt: I want to study Red Hat OpenShift. Can I get a list of what I need?

Sure! To study Red Hat OpenShift, you’ll need a mix of foundational knowledge, resources, and tools. Here’s a list to get you started:


  1. Basic Knowledge of Linux:
    • Understanding of Linux command-line operations.
    • Familiarity with shell scripting.
  2. Containerization Concepts:
    • Basic knowledge of Docker.
    • Understanding of container orchestration.
  3. Basic Networking Concepts:
    • Knowledge of TCP/IP, DNS, and basic network configuration.
  4. Understanding of Kubernetes:
    • Basic concepts of Kubernetes, as OpenShift is built on top of it.

Tools and Resources

  1. OpenShift Environment:
    • Access to a Red Hat OpenShift environment (can be set up locally, on a virtual machine, or in the cloud).
    • OpenShift CLI (oc).
  2. Documentation and Guides:
  3. Books and Courses:
    • Books:
      • “Kubernetes: Up & Running” by Kelsey Hightower, Brendan Burns, and Joe Beda.
      • “OpenShift for Developers: A Guide for Impatient Beginners” by Joshua Wood and Brian Tannous.
    • Courses:
      • Red Hat’s official courses (e.g., OpenShift Administration, OpenShift Development).
      • Online platforms like Udemy, Coursera, or Pluralsight.
  4. Hands-on Labs and Tutorials:
  5. Development Tools:
    • Integrated Development Environment (IDE) like Visual Studio Code, IntelliJ IDEA.
    • Docker Desktop for container management and development.
  6. Version Control Systems:
    • Git for source code management and collaboration.

Study Topics

  1. OpenShift Architecture:
    • Overview of OpenShift components and their functions.
    • Understanding the control plane and worker nodes.
  2. OpenShift Installation and Configuration:
    • Installation on different platforms (local, cloud).
    • Configuration of OpenShift clusters.
  3. OpenShift CLI (oc):
    • Basic and advanced commands.
    • Managing projects, applications, and resources.
  4. Managing Applications:
    • Deploying applications using templates, source-to-image (S2I), and Helm charts.
    • Scaling and managing application lifecycles.
  5. Networking in OpenShift:
    • Understanding OpenShift SDN, routes, and services.
    • Configuring network policies.
  6. Storage in OpenShift:
    • Persistent storage concepts.
    • Configuring persistent volume claims (PVC) and storage classes.
  7. Security:
    • Role-Based Access Control (RBAC).
    • Security context constraints (SCC).
  8. Monitoring and Logging:
    • Setting up and using Prometheus and Grafana for monitoring.
    • Integrating and using EFK (Elasticsearch, Fluentd, Kibana) stack for logging.
  9. CI/CD Pipelines:
    • Using Jenkins, Tekton, and OpenShift Pipelines.
    • Building automated CI/CD workflows.

Practical Experience

  • Set up a local OpenShift environment using tools like Minishift or CodeReady Containers.
  • Experiment with deploying sample applications and configuring different OpenShift features.
  • Participate in OpenShift community forums, webinars, and meetups to stay updated and connected.

Additional Resources

By following this list and utilizing these resources, you’ll be well-equipped to study and gain proficiency in Red Hat OpenShift.