Nightscout Diabetes Connect Uploader/Sidecar

Simple Script written in JavaScript (Node) that uploads entries from Diabetes Connect to Nightscout. The upload happens every 5 minutes.

Configuration

The script takes the following environment variables

Variable	Description	Example	Required
DIABETES_CONNECT_USERNAME	Diabetes Connect Login Email	mail@example.com	X
DIABETES_CONNECT_PASSWORD	Diabetes Connect Login Password	mypassword	X
NIGHTSCOUT_URL	Hostname of the Nightscout instance (without https://)	nightscout.yourdomain.com	X
NIGHTSCOUT_API_TOKEN	Nightscout access token	diabetesco-abc123def456ghi7	X

Keep in mind that the script currently only uses values in mg/dl and assumes a x5 factor from diabetes connect meals to nightscout carbs

Usage

There are different options for using this script.

Variant 1: On Heroku

• Click
• Login to Heroku if not already happened
• Provide proper values for the environment variables
• Click Deploy to deploy the app

Variant 2: Local

The installation process can be startetd by running npm install in the root directory.

To start the process simply create a bash script with the set environment variables (start.sh):

#!/bin/bash
export DIABETES_CONNECT_USERNAME="mail@example.com"
export DIABETES_CONNECT_PASSWORD="mypassword"
export NIGHTSCOUT_URL="nightscout.yourdomain.com"
export NIGHTSCOUT_API_TOKEN=diabetesco-abc123def456ghi7

npm start

Execute the script and check the console output.

Variant 3: Docker

The easiest way to use this is to use the latest docker image:

docker run -e DIABETES_CONNECT_USERNAME="mail@example.com" \
            -e DIABETES_CONNECT_PASSWORD="mypassword" \
            -e NIGHTSCOUT_URL="nightscout.yourdomain.com" \
            -e NIGHTSCOUT_API_TOKEN="diabetesco-abc123def456ghi7" ghcr.io/lirycs228/nightscout-diabetes-connect

Variant 4: Docker Compose

If you are already using a dockerized Nightscout instance, this image can be easily added to your existing docker-compose file:

version: '3.7'

services:
  nightscout-diabetes-connect:
    image: ghcr.io/lirycs228/nightscout-diabetes-connect
    container_name: nightscout-diabetes-connect
    environment:
      DIABETES_CONNECT_USERNAME: "mail@example.com"
      DIABETES_CONNECT_PASSWORD: "mypassword"
      NIGHTSCOUT_URL: "nightscout.yourdomain.com"
      NIGHTSCOUT_API_TOKEN: "diabetesco-abc123def456ghi7"