OneDrive prometheus exporter

Quick start

# docker-compose.yml
version: "3.9"
services:
  onedrive_exporter:
    image: ghcr.io/andrzejressel/onedrive-exporter:VERSION
    environment:
      - ONEDRIVE_CLIENT_ID=CLIENT_ID
      - ONEDRIVE_REDIRECT=http://localhost:8080/
      - ONEDRIVE_CLIENT_SECRET=CLIENT_SECRET
    volumes:
      - onedrivedata:/data
    ports:
      - "8080:8080"

# prometheus.yaml
- job_name: 'onedrive'
  metrics_path: /q/metrics
  static_configs:
    - targets: ['localhost:8080']

Getting your own Client ID and Secret

1. Open https://portal.azure.com/#blade/Microsoft_AAD_RegisteredApps/ApplicationsListBlade and then click New registration.
2. Enter a name for your app, choose account type Accounts in any organizational directory (Any Azure AD directory - Multitenant) and personal Microsoft accounts (e.g. Skype, Xbox), select Web in Redirect URI, then type (be careful when copying and pasting) http://localhost:8080/onedrive (or your custom url where collector will be available + /onedrive suffix) and click Register. Copy and keep the Application (client) ID - this is your CLIENT_ID.
3. Under manage select Certificates & secrets, click New client secret. Enter a description (can be anything) and set Expires to 24 months. Copy and keep that secret Value - this is your CLIENT_SECRET.
4. Under manage select API permissions, click Add a permission and select Microsoft Graph then select delegated permissions.
5. Search and select the following permissions: Files.Read, offline_access and User.Read. Once selected click Add permissions at the bottom.

Why not use Microsoft library

• It does not work with GraalVM. It may in the future - Azure/azure-sdk-for-java#21735