# Copyright 2024 NVIDIA CORPORATION
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Run this workflow on pull requests
name: image

on:
  pull_request:
    types:
      - opened
      - synchronize
    branches:
      - main
      - release-*
  push:
    branches:
      - main
      - release-*

jobs:
  packages:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target:
          - ubuntu18.04-arm64
          - ubuntu18.04-amd64
          - ubuntu18.04-ppc64le
          - centos7-aarch64
          - centos7-x86_64
          - centos8-ppc64le
        ispr:
          - ${{github.event_name == 'pull_request'}}
        exclude:
          - ispr: true
            target: ubuntu18.04-arm64
          - ispr: true
            target: ubuntu18.04-ppc64le
          - ispr: true
            target: centos7-aarch64
          - ispr: true
            target: centos8-ppc64le
      fail-fast: false
    steps:
      - uses: actions/checkout@v4
        name: Check out code
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: build ${{ matrix.target }} packages
        run: |
          sudo apt-get install -y coreutils build-essential sed git bash make
          echo "Building packages"
          ./scripts/build-packages.sh ${{ matrix.target }}
      - name: 'Upload Artifacts'
        uses: actions/upload-artifact@v4
        with:
          compression-level: 0
          name: toolkit-container-${{ matrix.target }}-${{ github.run_id }}
          path: ${{ github.workspace }}/dist/*

  image:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        dist:
          - ubuntu20.04
          - ubi8
          - packaging
        ispr:
          - ${{github.event_name == 'pull_request'}}
        exclude:
          - ispr: true
            dist: ubi8
    needs: packages
    steps:
      - uses: actions/checkout@v4
        name: Check out code
      - name: Calculate build vars
        id: vars
        run: |
          echo "COMMIT_SHORT_SHA=${GITHUB_SHA:0:8}" >> $GITHUB_ENV
          echo "LOWERCASE_REPO_OWNER=$(echo "${GITHUB_REPOSITORY_OWNER}" | awk '{print tolower($0)}')" >> $GITHUB_ENV
          REPO_FULL_NAME="${{ github.event.pull_request.head.repo.full_name }}"
          echo "${REPO_FULL_NAME}"
          echo "LABEL_IMAGE_SOURCE=https://github.com/${REPO_FULL_NAME}" >> $GITHUB_ENV

          PUSH_ON_BUILD="false"
          BUILD_MULTI_ARCH_IMAGES="false"
          if [[ "${{ github.event_name }}" == "pull_request" ]]; then
            if [[ "${{ github.actor }}" != "dependabot[bot]" && "${{ github.event.pull_request.head.repo.full_name }}" == "${{ github.repository }}" ]]; then
              # For non-fork PRs that are not created by dependabot we do push images
              PUSH_ON_BUILD="true"
            fi
          elif [[ "${{ github.event_name }}" == "push" ]]; then
            # On push events we do generate images and enable muilti-arch builds
            PUSH_ON_BUILD="true"
            BUILD_MULTI_ARCH_IMAGES="true"
          fi
          echo "PUSH_ON_BUILD=${PUSH_ON_BUILD}" >> $GITHUB_ENV
          echo "BUILD_MULTI_ARCH_IMAGES=${BUILD_MULTI_ARCH_IMAGES}" >> $GITHUB_ENV

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Get built packages
        uses: actions/download-artifact@v4
        with:
          path: ${{ github.workspace }}/dist/
          pattern: toolkit-container-*-${{ github.run_id }}
          merge-multiple: true

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build image
        env:
          IMAGE_NAME: ghcr.io/${LOWERCASE_REPO_OWNER}/container-toolkit
          VERSION: ${COMMIT_SHORT_SHA}
        run: |
          echo "${VERSION}"
          make -f build/container/Makefile build-${{ matrix.dist }}