name: CI Build
on:
  pull_request:
    branches: [master]
  workflow_dispatch:

# Checks if any concurrent jobs under the same pull request or branch are being executed
# NOTE: this will cancel every workflow that is being ran against a PR as group is just the github ref (without the workflow name)
concurrency:
  group: ${{ github.head_ref || github.run_id }}
  cancel-in-progress: true  

jobs:
  build-minimal:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Update base image
        run: sudo apt update -y

      - name: Install build dependencies
        run: sudo DEBIAN_FRONTEND=noninteractive apt install libjq-dev libyaml-cpp-dev libelf-dev cmake build-essential git -y

      - name: Prepare project
        run: |
          mkdir build-minimal
          pushd build-minimal
          cmake -DMINIMAL_BUILD=On -DBUILD_BPF=Off -DBUILD_DRIVER=Off -DCMAKE_BUILD_TYPE=Release -DBUILD_FALCO_UNIT_TESTS=On ..
          popd

      - name: Build
        run: |
          pushd build-minimal
          make -j4 all
          popd

      - name: Run unit tests
        run: |
          pushd build-minimal
          sudo ./unit_tests/falco_unit_tests 
          popd

  build-ubuntu-focal:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Update base image
        run: sudo apt update -y

      - name: Install build dependencies
        run: sudo DEBIAN_FRONTEND=noninteractive apt install libssl-dev libyaml-dev libc-ares-dev libprotobuf-dev protobuf-compiler libjq-dev libyaml-cpp-dev libgrpc++-dev protobuf-compiler-grpc rpm libelf-dev cmake build-essential libcurl4-openssl-dev linux-headers-$(uname -r) clang llvm git -y

      - name: Prepare project
        run: |
          mkdir build
          pushd build
          cmake -DBUILD_BPF=On -DCMAKE_BUILD_TYPE=Release -DBUILD_FALCO_UNIT_TESTS=On ..
          popd

      - name: Build
        run: |
          pushd build
          KERNELDIR=/lib/modules/$(uname -r)/build make -j4 all
          popd

      - name: Run unit tests
        run: |
          pushd build
          sudo ./unit_tests/falco_unit_tests 
          popd

  build-ubuntu-focal-debug:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Update base image
        run: sudo apt update -y

      - name: Install build dependencies
        run: sudo DEBIAN_FRONTEND=noninteractive apt install libssl-dev libyaml-dev libc-ares-dev libprotobuf-dev protobuf-compiler libjq-dev libyaml-cpp-dev libgrpc++-dev protobuf-compiler-grpc rpm libelf-dev cmake build-essential libcurl4-openssl-dev linux-headers-$(uname -r) clang llvm git -y

      - name: Prepare project
        run: |
          mkdir build
          pushd build
          cmake -DCMAKE_BUILD_TYPE=Debug -DBUILD_BPF=On -DBUILD_FALCO_UNIT_TESTS=On ..
          popd

      - name: Build
        run: |
          pushd build
          KERNELDIR=/lib/modules/$(uname -r)/build make -j4 all
          popd

      - name: Run unit tests
        run: |
          pushd build
          sudo ./unit_tests/falco_unit_tests 
          popd