Envio Web Backend Challenge

Requirements

• Docker
• Docker-Compose
• Pipenv

Usage

All the commands are needed to be run in the project root derictory

Setup

make install

Run it once to prepare the app to work

Start

make start

To run the app at 0.0.0.0:8888

Stop

make stop

Generate 10000 test DB records

make generate-test-db-data

It can be run multiple times to add more devices

Check deployment checklist

make check-deploy

Example of requests

Send data

curl --location --request POST 'http://0.0.0.0:8888/api/v1/reading' \
--header 'Content-Type: application/json' \
--data-raw '[
    {
        "timestamp": "2022-01-29T00:00:00.111111+00:00",
        "reading": 1,
        "device_id": "ed8fb37b-6104-4009-8cda-85ad9bedb82f",
        "customer_id": "8c96b993-2a2f-4b40-a83a-7c705ba196c1"
    },
    {
        "timestamp": "2022-01-29T00:00:00.111111+00:00",
        "reading": 2,
        "device_id": "2c481695-0414-477c-8f00-abd22c679096",
        "customer_id": "8c96b993-2a2f-4b40-a83a-7c705ba196c1"
    },
    {
        "timestamp": "2022-01-29T00:01:00.111111+00:00",
        "reading": 1.5,
        "device_id": "ed8fb37b-6104-4009-8cda-85ad9bedb82f",
        "customer_id": "8c96b993-2a2f-4b40-a83a-7c705ba196c1"
    },
    {
        "timestamp": "2022-01-29T00:01:00.111111+00:00",
        "reading": 5.3,
        "device_id": "2c481695-0414-477c-8f00-abd22c679096",
        "customer_id": "8c96b993-2a2f-4b40-a83a-7c705ba196c1"
    }
]'

Retrieve aggregated data

curl --location --request GET 'http://0.0.0.0:8888/api/v1/reading/aggr?from=2022-01-29T00:00:00Z&to=2122-01-29T00:00:00Z&customer_id=8c96b993-2a2f-4b40-a83a-7c705ba196c1&aggr_size_min=10' | json_pp

Possible query parameters: to, from, customer_id, device_id, aggr_size_min