Google Cloud Container Registry Docker Push

Github action to push a docker image to Google Cloud's Container Registry.

Prerequisites

Set up the following resources manually in the Cloud Console or use a tool like Terraform.

• Enable Container Registry API
• Create Service Account with Role Storage Admin and export a new JSON key.

Github Action Inputs

Variable	Description
creds	Required Service Account JSON Key (not base64 encoded)
src	Required Source Image
dst	Required Destination Image
registry	Registry host name (must match destination image), default: "gcr.io"

Example Usage

uses: mattes/gce-docker-push-action@v1
with:
  creds: ${{ secrets.GOOGLE_APPLICATION_CREDENTIALS }}
  src: org/local-image:build
  dst: gcr.io/my-project/my-image:${{github.run_number}}-${{github.sha}}