simonprudhomme / k8s-demo

Deploy a simple service on a k8s cluster

Deploy a simple service on k8s

Overview

This is a simple service that is deployed on k8s. (using civo.com $250 free credit!) It is a simple web server that returns a simple message.

Inspirations

https://youtu.be/XltFOyGanYE

Prerequisites

• A k8s cluster (setup using civo.com)
• kubectl installed on your local machine, install with homebrew:

  brew install kubectl

• Docker installed on your local machine, install with homebrew:

  brew install docker

• A docker hub account to store the docker image
• Python 3.11, install with homebrew:

  brew install python@3.11

Run

1. Create cluster on civo.com or on minikube

# connect k8s or minikube
minikube start

2. Get kubeconfig file

# get kubeconfig file
export KUBECONFIG=$PWD/kubeconfig.yaml

3. Build and run/test the container

# create docker container
docker buildx build --platform=linux/amd64 -t simonprudhomme/k8s-demo:latest .

# run container locally
docker run -p 8000:80 simonprudhomme/k8s-demo:latest

# push container to docker push simonprudhomme/k8s-demo:
docker push simonprudhomme/k8s-demo:latest

4. Deploy to k8s

# deploy app
kubectl apply -f ./src/app/manifests

# list pods
kubectl get pods

# get service
kubectl port-forward fast-api-7cf44c4667-nxrvg 8080:80
# -> http://localhost:8080