Signup Demo Application

This application uses Python's Flask framework, NGINX and uWSGI daemon

This Python sample application is based on the eb-py-flask-signup sample. It has been modified to run on Amazon EC2 Container Service (ECS).

Local run

To run / debug locally from your laptop

cd code/signup-flask-nginx-docker
pipenv shell
pipenv install 
python3 application.py

Docker build & run

To run on a docker container on your lapptop

cd code
docker build -t demo-flask-signup:latest .
docker run -p 8080:80 --rm -v ~/.aws:/root/.aws demo-flask-signup:latest

Push the image to ECR (optional)

REGION=us-west-2

# Create repository - one time operation 
aws ecr create-repository --region $REGION --repository-name demo-flask-signup

# Authenticate - once every 12h 
aws ecr get-login-password --region $REGION | docker login --username AWS --password-stdin 486652066693.dkr.ecr.$REGION.amazonaws.com

# Build and tag 
docker build -t demo-flask-signup .
docker tag demo-flask-signup:latest 486652066693.dkr.ecr.$REGION.amazonaws.com/demo-flask-signup:latest

# Push to the repository 
docker push 486652066693.dkr.ecr.us-west-2.amazonaws.com/demo-flask-signup:latest

Deploy on Lightsail

Install Lightsail CLI plugin

Install the lightsail CLI plugin for AWS CLI, as per instructions at https://lightsail.aws.amazon.com/ls/docs/en_us/articles/amazon-lightsail-install-software

Create a Lightsail service

aws lightsail create-container-service --region eu-west-3 --service-name signup-application --power nano --scale 1
{
    "containerService": {
        "containerServiceName": "test",
        "arn": "arn:aws:lightsail:us-west-2:486652066693:ContainerService/ade696e8-e809-4420-a66c-ec62de041df5",
        "createdAt": "2021-07-17T13:34:14+02:00",
        "location": {
            "availabilityZone": "all",
            "regionName": "us-west-2"
        },
        "resourceType": "ContainerService",
        "tags": [],
        "power": "nano",
        "powerId": "nano-1",
        "state": "PENDING",
        "scale": 1,
        "isDisabled": false,
        "principalArn": "",
        "privateDomainName": "test.service.local",
        "url": "https://test.7fl0nk3t0f4bo.us-west-2.cs.amazonlightsail.com/"
    }
}

aws lightsail get-container-services  --region eu-west-3 --service-name signup-application --query "containerServices[].state"

Push a container image

aws lightsail push-container-image --region us-west-2 --service-name demo-signup --label latest --image demo-flask-signup:latest

Create a deployment

lc.json file

{
    "serviceName": "demo-signup",
    "containers": {
        "demo-signup": {
            "image": ":demo-signup.latest.2",
            "ports": {
                "80": "HTTP"
            }
        }
    },
    "publicEndpoint": {
        "containerName": "demo-signup",
        "containerPort": 80
    }
}

aws lightsail create-container-service-deployment --cli-input-json file://lc.json
aws lightsail get-container-services --query "containerServices[].nextDeployment"

ArundeepChohan / Lightsail-Flask-Docker