Common K8 Commands

PODS

Command	Description
kubectl
kubectl get pods –namespace=dev	Lists pods in that specific namespace

NAMESPACES

Command	Description
kubectl get namespaces
kubectl config set-context $(kubectl config current-context) –namespace=dev	Switching to another namespace

DEPLOYMENTS

Command	Description
kubectl create deployment –image=nginx nginx
kubectl expose deployment nginx –port 80	Creates a service of type CluserIP exposing the port to internal services
kubectl edit deployment nginx
kubectl scale deployment nginx —replicas=5
kubectl set image deployment nginx nginx=nginx:1.18

IMPERATIVE COMMANDS

Commands

kubectl run nginx –image=nginx

kubectl run nginx –image=nginx –dry-run=client -o yaml

kubectl create deployment –image=nginx nginx

kubectl create deployment –image=nginx nginx –dry-run=client -o yaml

kubectl create deployment nginx –image=nginx –replicas=4

kubectl scale deployment nginx –replicas=4

kubectl create deployment nginx –image=nginx –dry-run=client -o yaml > nginx-development.yaml

kubectl expose deployment nginx –port=80 –name nginx-svc –dry-run=client -o yaml

kubectl expose pod nginx –port=80 –name nginx-service –type=NodePort –dry-run=client -o yaml

kubectl create service nodeport nginx –tcp=80:80 –node-port=30080 –dry-run=client -o yaml