build-push-container.yaml

name: Use Podman to build and push container image to IBM Cloud Registry

on:
  - push
env:
  GITHUB_SHA: ${{ github.sha }}

jobs:
  build-push-update:
    name: Build image
    runs-on: self-hosted
    outputs:
        image_url: ${{ steps.push-to-icr.outputs.registry-paths }}

    steps:
    - name: Clone the repository
      uses: actions/checkout@v2

    - name: Set short SHA
      run: echo "SHORT_SHA=$(echo ${GITHUB_SHA} | cut -c1-8)" >> $GITHUB_ENV

    - name: Buildah Action
      id: build-image
      uses: redhat-actions/buildah-build@v2
      with:
        image: ${{ vars.REGISTRY_NAMESPACE }}/${{ vars.REGISTRY_IMAGE }}
        tags: latest ${{ env.SHORT_SHA }}
        containerfiles: |
          ./Dockerfile

    - name: Log in to the IBM Cloud Container registry
      uses: redhat-actions/podman-login@v1
      with:
        registry: ${{ vars.REGISTRY_ENDPOINT }}
        username: iamapikey
        password: ${{ secrets.REGISTRY_PASSWORD }}

    - name: Push to IBM Cloud Container Repository
      id: push-to-icr
      uses: redhat-actions/push-to-registry@v2
      with:
        image: ${{ steps.build-image.outputs.image }}
        tags: ${{ steps.build-image.outputs.tags }}
        registry: ${{ vars.REGISTRY_ENDPOINT }}
      
    - name: Print image url
      run: echo "Image pushed to ${{ steps.push-to-icr.outputs.registry-paths }}"