A default namespace is created automatically when the cluster is being setup. To isolate or prevent a user from accidentally deleting the services, Kubernetes creates certain pods for its internal purpose like networking solution, DNS service etc.
In this article, we’ll briefly focus on services and blue-green deployment strategy.
What is a service in Kubernetes?
A service is responsible for making our pods discoverable inside the network or exposing them to the internet. A service identifies pods by its LabelSelector.
In this article, we will learn about the basic objects of Kubernetes in detail with their respective YAML files.
Kubernetes aka K8s is container orchestration tool, which helps us to control our containers in the clusters. It is open source platform for managing containerized applications. Born in GOOGLE, written in GO/Golang. Donated to CNCF in 2014. Kubernetes v1.0 was released on July 21 2015. Current stable version in 1.14 and latest is 1.17.