basic commands

Basic commands : kubectl get pods kubectl get pods -o wide

kubectl get svc
kubectl create deployment k8s-web-hello --image=khaledhadjali/k8s-web-hello
kubectl expose deployment k8s-web-hello --type=NodePort  --port=3000

kubectl delete service k8s-web-hello

kubectl expose deployment k8s-web-hello --type=LoadBalancer  --port=3000 

kubectl set image deployment k8s-web-hello k8s-web-hello=khaledhadjali/k8s-web-hello

kubectl set image deployment k8s-web-hello k8s-web-hello=khaledhadjali/k8s-web-hello:2.0.0
kubectl rollout status deployment k8s-web-hello

minikube service k8s-web-hello

How to get minikube ip: minikube ip

How to access minikube pod: ssh -v docker@192.168.59.100

How to build your image:

docker build  . -t khaledhadjali/k8s-web-hello
docker push khaledhadjali/k8s-web-hello 
docker build  . -t khaledhadjali/k8s-web-hello:2.0.0
docker push khaledhadjali/k8s-web-hello:2.0.0

to start minikube with a specefic driver :

minikube start --driver=virtualbox
minikube stop

How to set alias for kubectl command and work with it :

alias k=kubectl
k describe node
k delete -f k8s-web-to-nginx.yml -f nginx.yml
k apply -f k8s-web-to-nginx.yml -f nginx.yml

minikube service k8s-web-to-nginx

docker build . -t khaledhadjali/k8s-web-to-nginx docker push khaledhadjali/k8s-web-to-nginx

how to exec command inside pod container

k exec k8s-web-to-nginx-77689c6774-pxtdv --nslookup nginx k exec k8s-web-to-nginx-77689c6774-pxtdv -- nslookup nginx

express image: docker build . -t khaledhadjali/k8s-web-hello docker run -p 3000:3000 -i -t khaledhadjali k8s-web-hello:latest

python fast api :

docker build  . -t khaledhadjali/k8s-hello-fastapi
docker run -p 8000:8000 -i -t khaledhadjali/k8s-hello-fastapi:latest 

k8s logging

--- log a pod kubectl logs pod-name

--- log od contyainer in pod in case multi container in pod kubectl logs pod-name -c container-name

describe pod

kubectl describe pod pod_name

get details about pod with json format kubectl get pôd pod_name -o json

describe deplouyment with json format

kubectl get deployment deployment_name -o [json | yaml]

exec command inside container

kubectl exec pod_name -it sh

kubectl delete pod --force