K8s

The architecture of Kubernetes is divided into two main parts: 1. Control Plane Components The Control Plane is the brain of Kubernetes — responsible for managing the overall state of the cluster and orchestrating all activities. 1.1 kube-apiserver Acts as the central communication gateway of the system. All requests from kubectl, the Dashboard, CI/CD pipelines, etc., are sent through this component. Responsible for: Authentication Authorization Reading/writing data from/to etcd Forwarding requests to other components Example: You run kubectl get pods → the request goes to the kube-apiserver. ...

When learning Kubernetes, there are two core concepts you should understand: Kubernetes Object Model and Declarative Management. Let’s break down both of these. 1. Kubernetes Object Model Everything in Kubernetes is an object, and these objects are managed via YAML or JSON definitions. They represent the resources in your system. Cluster A cluster is a group of machines (nodes) consisting of: Control Plane (master) - responsible for managing the system. Worker Nodes - where your applications run. Node A node is a physical or virtual machine within a cluster. Each node includes: ...