build-self.hosted.runner.yaml

# Builds a self-hosted runner from the base image

name: Build self-hosted runner

on:
  workflow_dispatch:

env:
  APP_NAME: gh-runner 
  DOCKER_ARTIFACTORY_REPO: artifacts.developer.gov.bc.ca/docker-remote
  DOCKER_ARTIFACTORY_USERNAME: ${{ secrets.ARTIFACTORY_USERNAME }}
  DOCKER_ARTIFACTORY_ACCESS_TOKEN: ${{ secrets.ARTIFACTORY_ACCESS_TOKEN }}
  IMAGE_REGISTRY: ghcr.io/${{ github.repository_owner }}
  IMAGE_REGISTRY_USER: ${{ github.actor }}
  IMAGE_REGISTRY_PASSWORD: ${{ github.token }}
  IMAGE_TAGS: latest

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Check out repository
      uses: actions/checkout@v2
      
    - name: Login to Docker Hub
      uses: docker/login-action@v1
      with:
        registry: ${{ env.DOCKER_ARTIFACTORY_REPO }}
        username: ${{ env.DOCKER_ARTIFACTORY_USERNAME }}
        password: ${{ env.DOCKER_ARTIFACTORY_ACCESS_TOKEN }}

    # https://github.com/redhat-actions/buildah-build#readme
    - name: Build runner from Dockerfile
      id: build-image
      uses: redhat-actions/buildah-build@v2
      with:
        image: ${{ env.APP_NAME }}
        tags: ${{ env.IMAGE_TAGS }}
        dockerfiles: |
          ./github-self-hosted-runner/self_hosted_gh_runner/Dockerfile
        context: ./github-self-hosted-runner/self_hosted_gh_runner

      # https://github.com/redhat-actions/push-to-registry#readme
    - name: Push image to registry
      id: push-image
      uses: redhat-actions/push-to-registry@v2
      with:
        image: ${{ steps.build-image.outputs.image }}
        tags: ${{ steps.build-image.outputs.tags }}
        registry: ${{ env.IMAGE_REGISTRY }}
        username: ${{ env.IMAGE_REGISTRY_USER }}
        password: ${{ env.IMAGE_REGISTRY_PASSWORD }}

    - name: Echo output
      id: echo-output
      run: |
        echo ${{ steps.push-image.outputs.registry-path }}