ubuntu.yml

name: Ubuntu

on:
  workflow_dispatch:
    inputs:
      developer_build:
        description: 'Set to OFF for Release wheels'
        required: false
        default: 'ON'

  push:
    branches:
      - master
  pull_request:
    types: [opened, reopened, synchronize]  # Rebuild on new pushes to PR

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

env:
  NPROC: 2
  GCE_CLI_GHA_VERSION: "302.0.0"

jobs:
  ubuntu:
    runs-on: ubuntu-18.04
    strategy:
      fail-fast: false
      matrix:
        SHARED: [ON, OFF]
        MLOPS: [ON, OFF]
        exclude:
          - SHARED: OFF
            MLOPS: ON
    env:
      SHARED: ${{ matrix.SHARED }}
      BUILD_CUDA_MODULE: OFF
      BUILD_TENSORFLOW_OPS: ${{ matrix.MLOPS }}
      BUILD_PYTORCH_OPS: ${{ matrix.MLOPS }}
      DEVELOPER_BUILD: ${{ github.event.inputs.developer_build || 'ON' }}
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2

      - name: Maximize build space
        run: |
          source util/ci_utils.sh
          maximize_ubuntu_github_actions_build_space

      - name: Setup cache
        uses: actions/cache@v2
        with:
          # Ref: https://github.com/apache/incubator-mxnet/pull/18459/files
          path: ~/.ccache
          # We include the commit sha in the cache key, as new cache entries are
          # only created if there is no existing entry for the key yet.
          key: ${{ runner.os }}-ccache-${{ github.sha }}
          # Restore any ccache cache entry, if none for
          # ${{ runner.os }}-ccache-${{ github.sha }} exists.
          # Common prefix will be used so that ccache can be used across commits.
          restore-keys: |
            ${{ runner.os }}-ccache

      - name: Set up Python version
        uses: actions/setup-python@v2
        with:
          python-version: 3.6

      # Pre-installed 18.04 packages: https://git.io/JfHmW
      - name: Install dependencies
        run: |
          ./util/install_deps_ubuntu.sh assume-yes
          wget https://github.com/isl-org/open3d_downloads/releases/download/ccache/ccache
          chmod +x ccache
          sudo mv ccache /usr/local/bin
          ccache -M 2G  # See .github/workflows/readme.md for ccache strategy.

      - name: Config and build
        run: |
          PATH=/usr/lib/ccache:$PATH
          ccache -s
          ./util/run_ci.sh
          ccache -s
          DEVEL_PKG_NAME="$(basename package/open3d-devel-*.tar.xz)"
          echo "DEVEL_PKG_NAME=$DEVEL_PKG_NAME" >> $GITHUB_ENV

      - name: Upload package
        if: ${{ env.SHARED == 'ON' }}
        uses: actions/upload-artifact@v2
        with:
          name: open3d-devel-linux-x86_64
          path: build/package/${{ env.DEVEL_PKG_NAME }}
          if-no-files-found: error

      - name: GCloud CLI setup
        if: ${{ github.ref == 'refs/heads/master' && env.SHARED == 'ON' }}
        # https://github.com/GoogleCloudPlatform/github-actions/issues/100#issuecomment-650798308
        uses: google-github-actions/setup-gcloud@v0.2.1
        with:
          version: ${{ env.GCE_CLI_GHA_VERSION }}
          service_account_key: ${{ secrets.GCE_SA_KEY_GPU_CI }}
          project_id: ${{ secrets.GCE_DOCS_PROJECT }}
          export_default_credentials: true

      - name: Upload package to GCS bucket
        if: ${{ github.ref == 'refs/heads/master' && env.SHARED == 'ON' }}
        run: |
          gsutil cp build/package/${{ env.DEVEL_PKG_NAME }} gs://open3d-releases-master/devel/
          echo "Download devel package at: https://storage.googleapis.com/open3d-releases-master/devel/${{ env.DEVEL_PKG_NAME }}"