worthinternetsystems/k8s-hello-world

deployment to AWS

Terraform

How to initialise

terraform init

How to apply changes

terraform apply

How to destroy stack

terraform destroy

AWS EKS

How to connect to EKS

aws eks --region eu-west-2 update-kubeconfig --name {cluster-name}

Create namespace

kubectl create namespace my-app

Create secret

kubectl create secret docker-registry ecrsecret --docker-server=891377271885.dkr.ecr.eu-west-2.amazonaws.com \
  --docker-username=AWS \
  --docker-password=$(aws ecr get-login-password) \
  --namespace=my-app

Deploy to EKS

kubectl apply -f deployment.yaml

Expose a resource as a new Kubernetes service

kubectl expose deployment {name of deployment} --type=LoadBalancer --name={name of service} --port=8080 --target-port=3000

Get servers / external IP

kubectl get services {service name}

Next JS App

Containerize app

Build

cd my-app
docker compose -f docker-compose.yml build

Run locally

cd my-app
docker compose -f docker-compose.yml up

Login to aws

aws ecr get-login-password --region eu-west-2 | docker login --username AWS --password-stdin 891377271885.dkr.ecr.eu-west-2.amazonaws.com

How to push a docker image to ECR

docker push 891377271885.dkr.ecr.eu-west-2.amazonaws.com/k8s-ecr:my-app