Certified Kubernetes Administrator (CKA) Certification Training Course

Section 02 Live Class Curriculum

• Lesson 01: Core Concepts

  • 1.01 ETCD

  • Assisted Practice: ETCD Installation

  • 1.02 Kube-API Server

  • 1.03 Controller Manager

  • 1.04 Scheduler

  • 1.05 kubelet

  • Assisted Practice: Installation of kubelet in worker nodes in kubeadm method

  • 1.06 kube proxy

  • 1.07 PODs

  • Assisted Practice: Pods creation using yaml file

  • 1.08 ReplicaSets

  • Assisted Practice: ReplicaSet creation using yaml file

  • 1.09 Deployments

  • Assisted Practice: Deployment creation using yaml file

  • 1.10 Services, Service Cluser IP

  • Assisted Practice: Service creation using yaml file

  • Job Scheduling Using Kubernetes Scheduler

• Lesson 02: Scheduling Pods

  • 2.01 Manual Scheduling

  • Assisted Practice: Scheduling Pod using Binding

  • 2.02 Labels and Selectors

  • Assisted Practice: Labels and Selectors in ReplicaSet

  • 2.03 Resource Requiments and Limits

  • Assisted Practice: Create a POD with resource requirement & Limit

  • 2.04 DeamonSets

  • Assisted Practice: Create DaemonSets

  • 2.05 Static Pods

  • 2.06 Multiple Scheduler

  • Assisted Practice: Docker commands instead of kubectl commands in static POD

  • Assisted Practice: Multiple Scheduler - Introduction

  • Assisted Practice: Configure the POD with custom scheduler

  • Assisted Practice: Create custom scheduler in Kubeadm

  • Task Allocation Using Kubernetes Scheduler

• Lesson 03: Logging and Monitoring

  • 3.01 Monitor Cluster Components

  • Assisted Practice: Install and configure Metric Server

  • 3.02 Managing Application Logs

  • Assisted Practice: kubectl top commands

  • Assisted Practice: Viewing logs in multicontainer POD

  • Health Monitoring Using Kubernetes

• Lesson 04: Application Lifecycle Management

  • 4.01 Rolling Updates and Rollbacks

  • Assisted Practice: Deployment rolling update with kubectl rollout (command)

  • Assisted Practice: Deployment rolling update with editing the Deployment file

  • Assisted Practice: Rollout status check

  • Assisted Practice: Rollout pause and resume

  • Assisted Practice: Rollbacks with command and deployment file

  • Assisted Practice: Updating the rollback deployment method

  • 4.02 Configure Applications

  • 4.03 Commands and Arguments

  • Assisted Practice: Create a Pod with 'echo host name' commands

  • Assisted Practice: Create a Pod with 'sleep 3600' arguments

  • 4.04 Configure Environmental variables n applications

  • Assisted Practice: Create a Pod with environment of 'sample environment'

  • 4.05 Configuring ConfigMaps in Applications

  • Assisted Practice: Create a configmap from the values with variable

  • Assisted Practice: Create a configmap from file

  • Assisted Practice: Create a configmap from env file

  • Assisted Practice: Configure a configmap as a file in the POD

  • Assisted Practice: Configure a configmap as a variable in the POD

  • Assisted Practice: Configure a configmap as a volume in the POD

  • 4.06 Scale Applications

  • Assisted Practice: Scale up application with more replicas

  • Assisted Practice: Scale down application with less replicas

  • Assisted Practice: Scale up and Down with kubectl command

  • 4.07 Multi-container PODs

  • Assisted Practice: Create a multi container pod which access same volume

  • 4.08 Multi-container PODs Design Patterns

  • 4.09 InitContainers

  • Assisted Practice: InitContainers Demonstration

  • 4.10 Self Healing Applications

  • Autoscaling and Cluster Resource Management

• Lesson 05: Cluster Maintenance

  • 5.01 OS Upgrades

  • Assisted Practice: Drain node

  • Assisted Practice: Cordon node

  • Assisted Practice: Uncordon node

  • 5.02 Kubernetes Software versions

  • 5.03 Cluster Upgrade Process

  • Assisted Practice: kube-apiserver

  • Assisted Practice: kubelet and kube-proxy

  • 5.04 Backup and Restore Methods

  • Assisted Practice: Backup Resource configs

  • Assisted Practice: Backup etcd

  • Assisted Practice: Restore etcd

  • CICD (Continues Integration and Continues Deployment)

• Lesson 06: Security and Authentication

  • 6.01 Kubernetes Security Primitives

  • 6.02 Authentication

  • 6.03 TLS

  • 6.04 Certificates API

  • 6.05 Kubeconfig

  • 6.06 Persistent key/value store

  • 6.07 API Groups

  • 6.08 Role Based Access Controls

  • Assisted Practice: RBAC role creation

  • Assisted Practice: Cluster Role Creation

  • 6.09 Cluster Roles and Role Bindings

  • Assisted Practice: Associate the user with the role

  • Assisted Practice: Associate the user with Cluster Role

  • 6.10 Image Security

  • Assisted Practice: Secrets with private registry info stored

  • 6.11 Network Policy

  • Assisted Practice: Create network policy

  • Assisted Practice: Modify the pod settings to associate with Network policy

  • Authentication and Authorization

• Lesson 07: Storage and Volumes

  • 7.01 Volumes

  • Assisted Practice: Create a volume with Declarative (Yaml)

  • Assisted Practice: Create a volume with Host path (Host Drive)

  • Assisted Practice: Create a volume with Empty Dir (Auto deletion)

  • Assisted Practice: Create a volume with nfs share

  • 7.02 Persistent Volumes

  • Assisted Practice: Introduction to Persistent volume

  • Assisted Practice: Create a persistent volume with declarative (yaml)

  • 7.03 Persistent Volume Claims

  • Assisted Practice: Introduction to Persistent volume claims

  • Assisted Practice: Create a persistent volume claims with declarative (yaml)

  • 7.04 Application Configuration

  • Assisted Practice: Pod Creation with volumes

  • Assisted Practice: Pod Creation with Persistent volume Claims

  • Deploy Large scale Applications

• Lesson 08: DNS Networking, CoreDNS, and CNI

  • 8.01 Switching and Routing

  • 8.02 DNS

  • 8.03 CoreDNS

  • Assisted Practice: CoreDNS - Installation and Configuration

  • 8.04 Network Namespaces

  • 8.05 Docker Networking

  • Assisted Practice: Create Network namespaces

  • 8.06 CNI

  • 8.07 Cluster Networking

  • 8.08 CNI in Kubernetes

  • Assisted Practice: Configuring CNI in kubelet.service

  • 8.09 CNI in weave

  • Assisted Practice: Weaveworks - Intro

  • 8.10 IP Address Management - weave

  • Assisted Practice: IPAM - Weave using DHCP or host-local

  • 8.11 Service Networking

  • Assisted Practice: Cluster IP

  • Assisted Practice: NodePort

  • 8.12 DNS in kubernetes

  • 8.13 CoreDNS in kubernetes

  • Assisted Practice: Name resolution in svc in a single namespace

  • Assisted Practice: Name resolution in svc in a different namespace

  • 8.14 Ingress

  • Assisted Practice: CoreDNS Setup

  • Assisted Practice: Ingress creation with 1 rule with multiple paths

  • Load Balancer

• Lesson 09: Troubleshooting: Application Failures, Control Panel Failures, and Network Failures

  • 9.01 Application failure

  • Assisted Practice: Application Failure - Check POD, Logs and Events

  • 9.02 Control Panel Failure

  • Assisted Practice: Check controlplane failure status in POD and service

  • 9.03 Worker Node Failure

  • Assisted Practice: Check Node status, describe node to know cause

  • Assisted Practice: Top command to check node performance

  • Assisted Practice: Connectivity with master and cert status

  • Assisted Practice: Worker node failure checks

  • 9.04 Networking Failure

  • Assisted Practice: Service connectivity check

  • Assisted Practice: Nslookup check

  • Assisted Practice: kube-proxy check and CNI plugin check

  • Assisted Practice: Network failure check in above stuffs

  • Debugging