OttoTrading Kubernetes Deployment Documentation

📌 Pre-requisites

- Install Kubernetes
- Install Docker Desktop
- Log in to Docker Desktop
- Log in to GitHub
- Log in to Docker Hub
- Clone the application repository
- Build and run locally to confirm the app works

1. Navigate to the kube directory

cd /c/dev/trading/localotto-trading/localotto/kube

2. Check running pods

kubectl get pods --kubeconfig ./civo-otto-kubeconfig

Example output:

NAME                                     READY   STATUS    RESTARTS   AGE
tomcat8-7578fd8787-mn48x                 1/1     Running   2 (56d)    57d
tomcat-manager-67c64665fd-59btx          1/1     Running   0          56d
otto-deployment-6c7f6f7d87-xmb9b         1/1     Running   0          3d

3. View logs

kubectl logs -f otto-deployment-6c7f6f7d87-xmb9b --kubeconfig ./civo-otto-kubeconfig

4. Restarting the Deployment

Option 1: Rollout restart (recommended)

kubectl rollout restart deployment/otto-deployment --kubeconfig ./civo-otto-kubeconfig

Check rollout status:

kubectl rollout status deployment/otto-deployment --kubeconfig ./civo-otto-kubeconfig

Option 2: Scale down, then scale up

kubectl scale deployment/otto-deployment --replicas=0 --kubeconfig ./civo-otto-kubeconfig
kubectl scale deployment/otto-deployment --replicas=1 --kubeconfig ./civo-otto-kubeconfig

5. Build a New Docker Image

git checkout trading

cd c:/dev/trading/localotto-trading/localotto

Windows build

docker build -f Dockerfile -t shai200/otto:2025.09.12 .

Linux build

docker build -f Dockerfile-lnx -t shai200/otto:2025.09.09 .

6. Test Locally (optional)

docker run -p 8080:8080 -p 5005:5005 shai200/otto-lnx:<version>

7. Push Image to Docker Hub

docker login

docker push shai200/otto:<version>

8. Update Deployment Manifest (../kube/deployment.yaml)

…

image: shai200/otto:<version>

…

9. Deploy to Kubernetes

cd <AppRoot>/kube
kubectl apply -f deployment.yaml --kubeconfig ./civo-otto-kubeconfig
kubectl get pods --selector=app=otto --kubeconfig ./civo-otto-kubeconfig