Prepair

AWS Keys

Build

mvn clean package

docker build -t guru.301/url-shorter .

Run on Docker

docker rm -f 301guru || true && docker run -d -p 8080:8080 --name 301guru guru.301/url-shorter

Deploy on Kubernetes

kubectl apply -f deploy/deployment.yml kubectl apply -f deploy/service.yml kubectl apply -f deploy/ingress.yml

Problems / troubleshooting?

Test your enviroment, e.g.:

java -version

mvn --version

docker --version

docker ps -a

docker run hello-world

docker image

docker start -a 301guru

docker save

kubectl get namespaces

kubectl get deployment

kubectl get pods -o wide

kubectl logs

kubectl exec tree01guru-<????POD-ID????> wget localhost:8080
kubectl exec tree01guru-<????POD-ID????> cat index.html
kubectl exec tree01guru-<????POD-ID????> rm index.html

kubectl apply --force -f deployment.yml 

kubectl delete pods tree01guru-<????POD-ID????>

kubectl get service

kubectl describe service tree01guru

kubectl get deployments

kubectl delete deployment tree01guru

kubectl describe ingress tree01guru

kubectl cluster-info

kubectl get all --all-namespaces