rustemsuniev/cluster-scaler repository overview

⁠cluster-scaler

Docker container to scale up/down the AWS ASG with cron.

⁠Docker Container

⁠Latest

docker pull rustemsuniev/cluster-scaler:latest
docker run -e ASG="ASG_ID" -e DESIRED_CAPACITY="ASG-DESIRED-CAPACITY" -e ACTION_TYPE="SCALE_DOWN|SCALE_UP" -e CRON_ENTRY="* * * * *"

Scheduling time can be controlled using standard cron⁠ expressions

Note: Downscaling action happens immediately while upscaling action has 30 seconds delay before a next node is added to ASG.