kubernetes objects

nodes: worker node

pods: smallest deployable entity of k8s. wrapper around container. every pod has its own uniq ip address.

service: to expose application inside / outside of the cluster.

• clusterip: to expose application inside the cluster. used for inside communication only.

• NodePort: expose application outside the cluster using Node Port.can access application by NodeIp:NodePort

• LoadBalancer: export application outside the cluster on loadbalancer service.

namespace: to devide the k8s cluster. segregate the resource.

replicationcontroller: responsible for creating replicas of the pod.used equality base selector.

replicaset: responsible for creating replicas of pod.used set based selector multiple lable selector is possible. multiple lable selector is possible.

deployment: deployment is responsible for implementing deployment stratagies on replicaset

statefulset: responsible for managing the replicas of the stateful pod.

Daemonset: responsile for managing the replicas of the pods on every node

ConfigMap: to store variables

secret: to store confidantial variables