buildkite-gcp-scaler is a simple scaling utility for running buildkite jobs on Google Cloud Platform. It is designed to be ran inside a periodic scheduler such as Nomad.
It uses Unmanaged Instance Groups to allow for self-terminating single-use instances in public cloud infrastructure.
Authentication is managed by default credentials in the Google Cloud Go SDK.
- Dynamic Token Generation with the GraphQL API. This is currently unimplemented as it's not strictly necessary for my current use case, and because tokens currently have no way to be strictly single-use.