docker-rename-push.yml

on:
    workflow_call:
        secrets:
          from_tag:
            description: "The tag you want to rename from"
            required: true
          to_tag:
            description: "The tag you want to rename to."
            required: true
          image:
            description: "The docker image eg. 'myawesomeproject'"
            required: true
          registry:
            description: "The registry you want to push/pull to/from. eg registry.hub.docker.com"
            required: true
          username:
            description: "Username to be used to login to registry"
            required: true
          password:
            description: "Password to be used to login to registry"
            required: true
jobs:
  pull-rename-push:
    runs-on: ubuntu-latest
    name: Rename and push
    env:
      REGISTRY_IMAGE_FROM: ${{ secrets.registry }}/${{ secrets.image }}:${{ secrets.from_tag }}
      REGISTRY_IMAGE_TO: ${{ secrets.registry }}/${{ secrets.image }}:${{ secrets.to_tag }}
      
    steps:
      - name: Docker login
        uses: docker/login-action@v1.10.0
        with:
          registry: ${{ secrets.registry }}
          username: ${{ secrets.username }}
          password: ${{ secrets.password }}

      - name: Pull image
        run: docker pull $REGISTRY_IMAGE_FROM

      - name: Rename image
        run: docker tag $REGISTRY_IMAGE_FROM $REGISTRY_IMAGE_TO

      - name: Push renamed image
        run: docker push $REGISTRY_IMAGE_TO