Make sure you enable scripted checks when using this image
docker run fitnesskeeper/consul agent -dev -enable-script-checks
We create a InstanceStatus services which attempts to determain if the instance is running is Terminating:Wait state, and if so to gracefully exit the cluster. - Useful for autoscaling events.
S3_BUCKET - if S3_BUCKET is passed as an env var it will enable a consul backup script. This script requires write access to the backup bucket