This is minimal Docker image for running cloud datastore emulator. Reference and build from Google Cloud SDK alpine-based image.
To use this image, pull from Docker Hub.
docker pull xaviiic/alpine-cloud-datastore-emulator
Check the image content versions.
$ docker run -it xaviiic/alpine-cloud-datastore-emulator:latest gcloud version
Google Cloud SDK 161.0.0
cloud-datastore-emulator 1.2.1
You can start the emulator by,
$ docker run -it xaviiic/alpine-cloud-datastore-emulator:latest gcloud beta emulators datastore start --project=<project-id>
Further emulator setup can be found from the official documentation.