ci.yaml

name: CI Build
on: 
  pull_request:
    branches: [dev]

jobs:
  builder:
    env:
      REGISTRY: ghcr.io
      BUILDER_IMAGE_BASE: ghcr.io/draios/sysdig-builder-pr
      BUILDER_DEV: ghcr.io/draios/sysdig-builder:dev

    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sysdig
        uses: actions/checkout@v2

      - name: Check if builder is modified
        id: builder-files
        uses: tj-actions/changed-files@v10.1
        with:
          files: |
            ^docker/builder

      - name: Login to Github Packages
        if: steps.builder-files.outputs.any_changed == 'true'
        uses: docker/login-action@v1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Get new builder image tag
        id: get-new-builder
        if: steps.builder-files.outputs.any_changed == 'true'
        run: |
          echo "::set-output name=builder_image::${{ env.BUILDER_IMAGE_BASE }}:${{ github.event.pull_request.number }}"

      - name: Build new builder
        id: build-builder
        if: steps.builder-files.outputs.any_changed == 'true'
        uses: docker/build-push-action@v2
        with:
          context: docker/builder
          tags: ${{ steps.get-new-builder.outputs.builder_image }}
          push: true

    outputs:
      builder_image: ${{ (steps.builder-files.outputs.any_changed == 'true') && steps.get-new-builder.outputs.builder_image || env.BUILDER_DEV }}

  build-sysdig-linux:
    needs: builder
    runs-on: ubuntu-latest
    container:
      image: ${{ needs.builder.outputs.builder_image }}
    steps:
      - name: Checkout Sysdig
        uses: actions/checkout@v2
        with:
          path: sysdig
      - name: Link paths
        run: |
          mkdir -p /source
          ln -s "$GITHUB_WORKSPACE/sysdig" /source/sysdig
      - name: Build
        run: build cmake
      - name: Build packages
        run: build package