Automated Docker Image Tag Management in a Registry

• Automate the deletion of outdated Docker image tags.
• Schedule regular maintenance of Docker image repositories.
• Send notifications for successful and failed tag removals.

Triggers on a defined schedule to initiate the workflow. Fetches a list of images from the Docker registry. Extracts image names and retrieves associated tags. Identifies tags to be removed based on creation date. Sends notifications for removed tags and any failures. Executes garbage collection to free up space.

1. 1
   Import the workflow template into n8n.
2. 2
   Configure the Docker registry URL in the HTTP request nodes.
3. 3
   Set up email credentials for notification emails.
4. 4
   Adjust the schedule trigger according to your maintenance needs.
5. 5
   Test the workflow to ensure it functions as expected.