Kubernetes Administrator

 

 

Course Title: Kubernetes Administrator

Total Duration: 40 Hours.

Certification: Certified Kubernetes Administrator (CKA)

Course Objectives

 

Administering a Kubernetes Cluster. Designing a Kubernetes Cluster. Building a Kubernetes Cluster from scratch – “The Hard Way”. Testing a Kubernetes Cluster end-to-end. Troubleshooting a Kubernetes Cluster. Securing a Kubernetes Cluster. Configuring Storage on a Kubernetes Cluster. Configuring Network on a Kubernetes Cluster.

 

Requirements

  1. Basic understanding of Docker
  2. YAML Language

Who this course is for:

  1. System Administrators
  2. DevOps Professionals
  3. Application Developers

 

Course Title:

 

Module 1: Core Concepts

 

Cluster Architecture: Kubernetes Architecture, ETCD in Kubernetes, Kube-API Server, Controller Managers ‘, Kube Scheduler, Kubelet, Kube Proxy. API Primitives: PODs with YAML, ReplicaSets, Deployments, Namespaces, Imperative Commands with Kubectl. Kubernetes Services and Network Primitives: Services Types, ClusterIP, NodePort, LoadBalancer.

 

Module 2: Installation, Configuration, and Validation

 

Deploy a Kubernetes Cluster with KubeAdm, Building Highly Available K8s Cluster

 

Module 3: Cluster

 

Operating System Upgrades, Kubernetes Releases/Version, Cluster Upgrade Process. Backup and Restore Methodologies Kubernetes

 

Module 4: Scheduling

 

Manual Scheduling, Labels and Selectors, Taints and Tolerations, Node Selectors, Node Affinity. Taints and Tolerations vs Node Affinity, Resource Requirements and Limits, Editing PODs and Deployments, DaemonSets, Static Pods, Configuring Kubernetes Scheduler.

 

Module 5: Application Lifecycle Management

 

Rollout and Versioning, Configuring Environment Variables, Configuring Secrets, Commands and Arguments, Configuring ConfigMaps in Applications, Scale Applications, Multi Container PODs,  Multi-container PODs Design Patterns, InitContainers, Self Healing Applications.

 

Module 6: Storage

 

Storage in Docker, Volumes in K8s, Persistent Volumes, Persistent Volume Claims, Application Configuration, Empty volumes.

 

Module 7: Security

 

Security Introduction, Kubernetes Security Primitives, Authentication, Article on Setting up Basic Authentication, TLS Introduction and Basics, TLS in Kubernetes and Certificate Creation, Certificate Details, View Certificates, Certificates API, KubeConfig, Persistent Key/Value Store, API Groups, Role Based Access Controls, Cluster Roles and Role Bindings, Cluster Roles and Role Bindings, Image Security, Security Contexts, Network Policy.

 

Module 8: Networking

 

Networking – Introduction, DNS, CoreDNS, Network Namespaces, Docker Networking,  CNI, Cluster Networking, Pod Networking, CNI in kubernetes, CNI weave, IP Address Management – Weave, Service Networking, DNS in Kubernetes, CoreDNS in Kubernetes, Ingress.

 

Module 9: Logging and Monitoring

 

Logging and Monitoring Section Introduction, Monitor Cluster Components, Monitoring the Applications Running within a Cluster, Managing Application Logs.

 

Module 10: Troubleshooting

 

Application Failure, Control Plane Failure, worker Node Failure, Networking Failure.

 

Module 11: Other Topics

 

JSON PATH, Advanced Kubectl Commands

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