Kubernetes Basics to Advance Training in Kraków, Poland

This intensive hands-on course introduces participants to Kubernetes, starting from the foundational concepts and gradually progressing to advanced topics like networking, security, Helm, and CI/CD integration. The course covers deploying, managing, scaling, and troubleshooting containerized applications in Kubernetes clusters across on-premise or cloud environments.

Course Agenda

Kubernetes Fundamentals

• Introduction to Kubernetes and container orchestration

• Kubernetes architecture and components (Master, Node, API Server, etc.)

• Setting up a local cluster (Minikube/Kind) or using cloud providers

• kubectl CLI: commands and resource management

• First deployment: running an application in Kubernetes

Core Kubernetes Concepts

• Pods, ReplicaSets, and Deployments

• Services (ClusterIP, NodePort, LoadBalancer)

• Labels, Selectors, and Annotations

• ConfigMaps and Secrets for configuration management

• Environment variables and command overrides

Advanced Resource Management

• Namespaces and resource quotas

• Persistent storage and Volumes (PVCs, PVs, StorageClasses)

• Probes (Liveness and Readiness)

• Rolling updates and rollback strategies

• Autoscaling (Horizontal Pod Autoscaler)

Security and Networking

• RBAC: Roles, RoleBindings, and ServiceAccounts

• Network policies and Pod-to-Pod communication

• Securing Kubernetes clusters (TLS, Secrets, API access)

• Introduction to Ingress controllers and traffic routing

• Monitoring and logging basics with Prometheus and Grafana

Helm and CI/CD Integration

• Helm basics: charts, templates, values.yaml

• Creating and deploying Helm charts

• Chart repositories and Helm chart best practices

• CI/CD pipeline integration (Jenkins/GitHub Actions with Kubernetes)

Hands-on Exercises