docker-flask

Dockerised flask app configured to run on k8s as well

Workflow

First clone this repo locally

The app can be run in 3 ways

• Python virtualenv
• Docker
• Kubernetes(k8s)

Virtualenv

1. Create and setup virtual environment

python3 -m venv venv;
source venv/bin/activate;
python3 -r requirements.text;

2. Start App

python3 app.py;

3. Stop and deactivate virtualenv

Ctrl+c
deactivate;

Docker

1. Setup .env file (To see the values required check .env.sample)
2. Start Service

docker-compose --compatibility up;

3. Stop Service

Ctrl+c

Kubernetes

1. Install kompose

brew install kompose;

2. Convert docker-compose.yml to kubectl compatible files

kompose convert;

3. Create a namespace for your resource

kubectl create namespace demo;

4. Deploy your code to kubernetes

kubectl apply \
    -f env-configmap.yaml \
    -f docker-flask-deployment.yaml \
    -f docker-flask-service.yaml \
    -n demo;

5. Get Inro About the App

kubectl get deployment,service,pods -n demo;

6. Remove Everything

kubectl delete namespace demo;