Practical Kubernetes Guide from Udemy

What's inside

Learning objectives

Best practices for kubernetes (apps, devops, admin, scalability, security)
Kubernetes devops ci/cd pipelines (helm, azure devops, github actions)
Kubernetes security (pod identity, calico, azure security center)

Kubernetes scalability (hpa, cluster autoscaler, virtual node)
Kubernetes ingress with tls/ssl/https
Kubernetes best practices

Best practices for kubernetes (apps, devops, admin, scalability, security)
Kubernetes devops ci/cd pipelines (helm, azure devops, github actions)
Kubernetes security (pod identity, calico, azure security center)
Kubernetes scalability (hpa, cluster autoscaler, virtual node)
Kubernetes ingress with tls/ssl/https
Kubernetes best practices

Syllabus

Course introduction

Connect with the author

Introduction to Kubernetes

Kubernetes architecture

What are the 4 components of the Control Plane Nodes

Networking plugins for AKS: Kubenet & Azure CNI

Introduction

Kubenet (basic) network mode

Azure CNI (advanced) network mode

Kubenet vs Azure CNI

Azure CNI Overlay mode

Kubenet vs Azure CNI Overlay mode

Bring Your Own (BYO) CNI plugin

CIDR ranges overlapping considerations

Kubernetes operations

Get Logs from API Server in AKS

Learn how to connect to KAS worker node using SSH for troubleshooting or maintenance tasks.

Learn how to schedule Kubernetes Node restarts/reboot using Kured.
https://github.com/weaveworks/kured

Quiz

Learn how to scale apps in Kubernetes using HPA, Cluster Autoscaler and Azure Virtual Node

Manually scale Pods replicas

Horizontal Pod Autoscaler (HPA)

Manual Cluster Scalability

Cluster Autoscaler

Azure Virtual Node

Kubernetes Security

Secret Store CSI Driver for Azure Key Vault

Learn how to secure sensitive data like passwords in AKS.
This demo will help you to securely retrieve your encrypted passwords from Azure Key Vault.

Learn how to create Security Policies for Kubernetes using OPA Gatekeeper.

Whitelist Container Registries

Kubernetes Operators

Introduction to Operators

Prometheus & Grafana Operators

Fluentd, Elasticsearch & Kibana Operators

Learn how to deploy and configure Ingress resources to setup routing and TLS/SSL

Nginx Ingress Controller

Configuring Https Ingress with TLS and SSL

Secure access to the API Server

Introduction to Kubernetes RBAC model [Lightboard]

Introduction to Kubernetes RBAC model [Presentation]

[Demo] Working with Role and RoleBinding

Secure secrets in Kubernetes with Workload Identity

Passwordless identities

[Demo] Passwordless identities

CI/CD pipelines with Azure DevOps

CI/CD pipelines for Kubernetes explained

Basic YAML pipelines for Kubernetes

[Demo] Basic YAML pipelines for Kubernetes

Complete pipelines for Kubernetes

[Prez] Complete pipelines for Kubernetes

[Demo] Complete pipelines for Kubernetes

CI/CD pipelines with Github Actions

Explaining CI/CD for Kubernetes

Build, push image and deploy to Kubernetes/AKS

Complete CI/CD pipeline for Kubernetes/AKS

Monitoring Kubernetes

Tools for monitoring Kubernetes

Monitoring Kubernetes using Prometheus and Grafana on Azure

Terraform configuration for AKS, Prometheus and managed Grafana

Deploying and checking the resources

Application Monitoring with Datadog

Overview for Monitoring Kubernetes using Datadog

Installing Datadog into Kubernetes

Collecting Application Custom Metrics using Datadog

Detecting misconfigurations in YAML

KubeLinter for YAML and Helm charts

Persist data in AKS with Azure File Share

GitOps with Kubernetes

GitOps with Argo-CD

AKS versions and upgrade

AKS version releases

AKS upgrade options

Kubernetes Nodepools

Introduction to Nodepools

Add new Nodepool

Deploy Pods to User Nodepool

Deploy System Pods to System Nodepool

Cluster Upgrade using Nodepools

Conclusion

Upgrade the cluster

[Demo] Upgrade the cluster using Blue/Green deployment

Cluster & node images upgrade

Upgrading node images

Impact of cluster and node image upgrade

KEDA: Autoscale Pods based on External Metrics

Autoscale Pods based on External Metrics using Keda

[demo] Autoscale Pods based on External Metrics using Keda

Use case of KEDA: Scaling Build Agents on Kubernetes

Scaling Build Agents on Kubernetes using KEDA

[Demo] Scaling Build agents on Kubernetes using KEDA

AKS cost optimisation

Reduce the cost of an AKS cluster

Securing AKS cluster using Private Endpoint

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Provides best practices in various aspects of Kubernetes, including scalability, security, and DevOps

Guided approach to day 1 and day 2 operations in Kubernetes

Suitable for any Kubernetes cluster, including Azure Kubernetes Service (AKS)

Taught by instructor Houssem Dellai with industry experience

Course still in progress, with more content to be added in the future

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Practical Kubernetes Guide with these activities:

Review Kubernetes documentation

Show steps

Review official Kubernetes documentation to refresh knowledge and stay up-to-date.

Browse courses on Kubernetes

Show steps

Visit the Kubernetes website and browse the documentation.
Read through relevant sections and take notes.
Refer to the documentation as needed throughout the course.

Participate in Kubernetes workshop

Show steps

Attend a Kubernetes workshop to gain hands-on experience and learn from experts.

Show steps

Research and identify relevant Kubernetes workshops.
Register and participate in the workshop.
Engage with instructors and peers to ask questions and share knowledge.

Connect with Kubernetes experts

Show steps

Reach out to Kubernetes experts and professionals to seek guidance and mentorship.

Show steps

Identify potential mentors through online platforms or industry events.
Send personalized connection requests and briefly introduce yourself.
Schedule virtual or in-person meetings to discuss Kubernetes topics.

Five other activities

Expand to see all activities and additional details

Show all eight activities

Kubernetes Fundamentals Review

Show steps

Review the basic concepts and terminology of Kubernetes to strengthen your understanding of the course material.

Show steps

Revisit the Kubernetes architecture and its key components.
Review the concepts of pods, containers, and deployments.
Explore the Kubernetes API and its usage for managing clusters.

Deploy and manage Kubernetes cluster

Show steps

Practice deploying and managing a Kubernetes cluster to reinforce understanding of cluster operations.

Show steps

Set up a Kubernetes cluster using a cloud provider or on-premises.
Deploy and manage applications on the Kubernetes cluster.
Troubleshoot and resolve any issues that arise.

Kubernetes Security Best Practices

Show steps

Expand your knowledge of Kubernetes security by following guided tutorials that demonstrate best practices for securing clusters and applications.

Browse courses on Kubernetes Security

Show steps

Explore tutorials on hardening Kubernetes clusters.
Learn about authentication and authorization mechanisms.
Practice implementing security policies in Kubernetes.

Build a Kubernetes-based application

Show steps

Develop a project that involves building and deploying a real-world application on Kubernetes to apply and solidify skills.

Show steps

Define the requirements and scope of the project.
Design and implement the application using Kubernetes.
Deploy and test the application on a Kubernetes cluster.
Monitor and maintain the application over time.

Participate in Kubernetes hackathon

Show steps

Join a Kubernetes hackathon to solve real-world Kubernetes challenges and collaborate with others.

Show steps

Find and register for a relevant Kubernetes hackathon.
Form a team or work individually on a project.
Develop and present a solution to the hackathon challenge.

Career center

Learners who complete Practical Kubernetes Guide will develop knowledge and skills that may be useful to these careers:

DevOps Engineer

DevOps Engineers are responsible for building, deploying, and maintaining software applications. They work closely with development and operations teams to ensure that applications are delivered quickly and efficiently. This course can help you to become a successful DevOps Engineer by providing you with the knowledge and skills you need to build, deploy, and maintain Kubernetes applications.

See salaries and explore the career path for DevOps Engineer

Kubernetes Administrator

A Kubernetes Administrator, also known as a Kubernetes DevOps Engineer, is responsible for the day-to-day management and operation of Kubernetes clusters. They are responsible for ensuring the cluster is running smoothly and efficiently, and for troubleshooting any issues that arise. This course can help you to become a successful Kubernetes Administrator by providing you with the knowledge and skills you need to manage and operate Kubernetes clusters effectively.

See salaries and explore the career path for Kubernetes Administrator

Cloud Architect

Cloud Architects are responsible for designing and deploying cloud-based solutions. They work with customers to understand their business needs and to design and implement cloud solutions that meet those needs. This course can help you to become a successful Cloud Architect by providing you with the knowledge and skills you need to design and deploy Kubernetes applications in the cloud.

See salaries and explore the career path for Cloud Architect

Site Reliability Engineer

Site Reliability Engineers (SREs) are responsible for ensuring the reliability and performance of software systems. They work closely with development and operations teams to identify and mitigate risks, and to improve the overall reliability of the system. This course can help you to become a successful SRE by providing you with the knowledge and skills you need to ensure the reliability and performance of Kubernetes applications.

See salaries and explore the career path for Site Reliability Engineer

Security Engineer

Security Engineers are responsible for protecting software systems from security threats. They work closely with development and operations teams to identify and mitigate security risks, and to implement security controls. This course can help you to become a successful Security Engineer by providing you with the knowledge and skills you need to secure Kubernetes applications.

See salaries and explore the career path for Security Engineer

Data Scientist

Data Scientists are responsible for collecting, analyzing, and interpreting data. They use data to identify trends, patterns, and insights that can be used to improve decision-making. This course can help you to become a successful Data Scientist by providing you with the knowledge and skills you need to collect, analyze, and interpret data from Kubernetes applications.

See salaries and explore the career path for Data Scientist

Machine Learning Engineer

Machine Learning Engineers are responsible for building and deploying machine learning models. They work closely with data scientists and other engineers to develop and deploy machine learning models that can be used to solve business problems. This course can help you to become a successful Machine Learning Engineer by providing you with the knowledge and skills you need to build and deploy machine learning models on Kubernetes.

See salaries and explore the career path for Machine Learning Engineer

Software Engineer

Software Engineers are responsible for designing, developing, and maintaining software applications. They work closely with other engineers to build and maintain software applications that meet the needs of the business. This course can help you to become a successful Software Engineer by providing you with the knowledge and skills you need to design, develop, and maintain Kubernetes applications.

See salaries and explore the career path for Software Engineer

Systems Administrator

Systems Administrators are responsible for managing and maintaining computer systems. They work closely with other engineers to ensure that systems are running smoothly and efficiently, and that data is secure. This course may be useful for Systems Administrators who want to learn how to manage and maintain systems for Kubernetes applications.

See salaries and explore the career path for Systems Administrator

Database Administrator

Database Administrators are responsible for managing and maintaining databases. They work closely with other engineers to ensure that databases are running smoothly and efficiently, and that data is secure. This course may be useful for Database Administrators who want to learn how to manage and maintain databases on Kubernetes.

See salaries and explore the career path for Database Administrator

Network Engineer

Network Engineers are responsible for designing, implementing, and maintaining computer networks. They work closely with other engineers to ensure that networks are running smoothly and efficiently, and that data is secure. This course may be useful for Network Engineers who want to learn how to design, implement, and maintain networks for Kubernetes applications.

See salaries and explore the career path for Network Engineer

Technical Writer

Technical Writers are responsible for creating documentation for software and other technical products. They work closely with engineers and other teams to create documentation that is clear, concise, and easy to understand. This course may be useful for Technical Writers who want to learn how to create documentation for Kubernetes applications.

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Project Manager

Project Managers are responsible for planning, organizing, and executing projects. They work closely with other teams to ensure that projects are completed on time, within budget, and to the required quality. This course may be useful for Project Managers who want to learn how to plan, organize, and execute projects that involve Kubernetes applications.

See salaries and explore the career path for Project Manager

Product Manager

Product Managers are responsible for managing and developing software products. They work closely with engineers, designers, and other teams to create products that meet the needs of the business. This course may be useful for Product Managers who want to learn how to manage and develop Kubernetes products.

See salaries and explore the career path for Product Manager

Business Analyst

Business Analysts are responsible for analyzing and understanding business needs. They work closely with stakeholders to identify and document business requirements. This course may be useful for Business Analysts who want to learn how to analyze and understand business needs for Kubernetes applications.

See salaries and explore the career path for Business Analyst

Practical Kubernetes Guide

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