Creating Kubernetes Pods and Performing Basic Operations

This guide demonstrates how to verify network access for a newly created Kubernetes pod and includes a collection of essential kubectl commands for managing pods, services, nodes, and deployments.

kubectl get pod,svc

kubectl get pod,svc -o wide

kubectl get nodes

kubectl get pod -n kube-system

docker pull busybox

Using default tag: latest

latest: Pulling from library/busybox

3aab638df1a9: Pull complete

Digest: sha256:52817dece4cfe26f581c834d27a8e1bcc82194f914afe6d50afad5a101234ef1

kubectl run busybox --image busybox --restart=Never --rm -it busybox -- sh

If you don't see a command prompt, try pressing enter.

Additional useful commands:

kubectl run nginx-deploy --image=nginx:1.14-alpine --port=80 --replicas=1

kubectl expose deploy nginx-deploy --name=nginx --port=80 --target-port=80

kubectl run client --image=busybox --replicas=1 -it --restart=Never

kubectl get pod -w

kubectl set image deployment myapp myapp=ikubernetes/myapp:v2

kubectl scale --replicas=5 deployment myapp

kubectl rollout status deployment myapp

kubectl get pod pod_name -o yaml

kubectl edit deployment nginx-deploy

kubectl get pods --show-labels

Log inspection commands:

kubectl logs nginx-pod

kubectl logs nginx-pod -c my-container

kubectl logs -f nginx-pod

kubectl logs -f nginx-pod -c my-container

kubectl run -i --tty busybox --image=busybox -- sh

--- End of tutorial ---