The software described in this documentation is either no longer supported or is in extended support.
Oracle recommends that you upgrade to a current supported release.

Oracle® Cloud Native Environment

Container Orchestration for Release 1.2

Copyright © 2019, 2021, Oracle and/or its affiliates.

F40899-04

November 2021

---

Table of Contents

• Preface
• 1 Introduction to Kubernetes
  • 1.1 Kubernetes Components
    • 1.1.1 Nodes
    • 1.1.2 Pods
    • 1.1.3 ReplicaSet, Deployment, StatefulSet Controllers
    • 1.1.4 Services
    • 1.1.5 Volumes
    • 1.1.6 Namespaces
  • 1.2 About CRI-O
• 2 Creating a Kubernetes Cluster
  • 2.1 Creating a Kubernetes Module
    • 2.1.1 Creating an HA Cluster with External Load Balancer
    • 2.1.2 Creating an HA Cluster with Internal Load Balancer
    • 2.1.3 Creating a Cluster with a Single Control Plane Node
  • 2.2 Validating a Kubernetes Module
  • 2.3 Installing a Kubernetes Module
• 3 Setting up the Kubernetes Command-Line Interface (kubectl)
  • 3.1 Setting up kubectl on a Control Plane Node
  • 3.2 Setting up kubectl on the Operator Node
• 4 Using Kubernetes
  • 4.1 About Runtime Engines
  • 4.2 Getting Information about Nodes
  • 4.3 Running an Application in a Pod
  • 4.4 Scaling a Pod Deployment
  • 4.5 Exposing a Service Object for an Application
  • 4.6 Deleting a Service or Deployment
  • 4.7 Working With Namespaces
  • 4.8 Using Deployment Files
• 5 Accessing the Kubernetes Dashboard
  • 5.1 Starting the Dashboard
  • 5.2 Connecting to the Dashboard
  • 5.3 Connecting to the Dashboard Remotely
• 6 Scaling a Kubernetes Cluster
  • 6.1 Scaling Up a Kubernetes Cluster
  • 6.2 Scaling Down a Kubernetes Cluster
• 7 Backing up and Restoring a Kubernetes Cluster
  • 7.1 Backing up Control Plane Nodes
  • 7.2 Restoring Control Plane Nodes
• 8 Modifying a Kubernetes Cluster
  • 8.1 Modifying SELinux Settings
• 9 Setting Access to externalIPs in Kubernetes Services
  • 9.1 Enabling Access to CIDR Blocks
  • 9.2 Modifying Access to CIDR Blocks
  • 9.3 Disabling Access to externalIPs
  • 9.4 Enabling Access to all externalIPs
• 10 Removing a Kubernetes Cluster

Copyright © 2019, 2021, Oracle and/or its affiliates.