ansible-aws-image-build.yml

name: "Ansible: AWS Image Build"

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - docker/delius-ansible-aws/**
      - .github/workflows/ansible-aws-image-build.yml

  # Commented out while spiking this work out
  # pull_request:
  #   branches:
  #     - main
  #   types: [opened, edited, reopened, synchronize]
  #   paths:
  #     - docker/delius-ansible-aws/**
  #     - .github/workflows/ansible-aws-image-build.yml

permissions:
  packages: write
  contents: read

jobs:
  build-image:
    runs-on: ubuntu-22.04

    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Docker Buildx
        id: setup_buildx
        uses: docker/setup-buildx-action@v3

      - name: Build and push to ghcr
        id: build_publish
        uses: docker/build-push-action@v5
        with:
          context: ./docker/delius-ansible-aws
          file: ./docker/delius-ansible-aws/Dockerfile
          platforms: linux/amd64
          push: false
          tags: hmpps-delius-operational-automation:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          outputs: type=docker,dest=/tmp/ansible-aws-image.tar

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ansible-aws-image
          path: /tmp/ansible-aws-image.tar
          retention-days: 1

  scan-image:
    name: Scan Image
    needs: build-image
    permissions:
      # required for all workflows
      security-events: write
      # only required for workflows in private repositories
      actions: read
      contents: read
    runs-on: ubuntu-latest
    steps:
      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: ansible-aws-image
          path: /tmp

      - name: Load image
        run: |
          docker load --input /tmp/ansible-aws-image.tar

      - name: Trivy scan
        uses: aquasecurity/trivy-action@b2933f565dbc598b29947660e66259e3c7bc8561
        with:
          format: 'sarif'
          severity: 'MEDIUM,HIGH,CRITICAL'
          image-ref: 'hmpps-delius-operational-automation:${{ github.sha }}'
          exit-code: '1'
          output: 'trivy-results.sarif'
      - name: Upload Trivy scan results to GitHub Security tab
        uses: github/codeql-action/upload-sarif@v3
        if: failure() # If Trivy found vulnerabilities
        with:
          sarif_file: 'trivy-results.sarif'

  publish-image:
    name: Publish image
    needs: [build-image, scan-image]
    permissions:
      contents: write
      packages: write
    runs-on: ubuntu-latest
    outputs:
      new_tag: ${{ steps.bump-version.outputs.new_tag }}
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Bump version and push tag
        id: bump-version
        uses: anothrNick/github-tag-action@1.67.0
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          WITH_V: false
          DEFAULT_BUMP: minor # Making this default visible
          TAG_CONTEXT: repo # Making this default visible
          PRERELEASE: ${{ github.base_ref != 'refs/heads/main' }}
          PRERELEASE_SUFFIX: ${{ github.base_ref }} # Branch name
      
      - name: Create safe tag
        id: safe_tag
        run: |
          echo "SAFE_TAG=$(echo ${{ steps.bump-version.outputs.new_tag }} | sed 's/[^a-zA-Z0-9.]/-/g')" >> $GITHUB_OUTPUT
      
      - name: Download Artifact
        uses: actions/download-artifact@v4
        with:
          name: ansible-aws-image
          path: /tmp
          
      - name: Load and retag image for publish
        run: |
          docker load --input /tmp/ansible-aws-image.tar
          docker tag hmpps-delius-operational-automation:${{ github.sha }} ghcr.io/ministryofjustice/hmpps-delius-operational-automation:${{ steps.safe_tag.outputs.SAFE_TAG }}

      - name: Log into ghcr
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Publish image
        run: docker push ghcr.io/ministryofjustice/hmpps-delius-operational-automation:${{ steps.safe_tag.outputs.SAFE_TAG }}