name: Debian

# TODO: Use `workflow_run` to trigger this workflow after checks have completed.
# This can only be done if the `checks` workflow already exists on the default
# branch (i.e. `develop`), so we cannot do this yet.
# See https://docs.github.com/en/actions/reference/workflows-and-actions/events-that-trigger-workflows#workflow_run.
on:
  push:
# TODO: Re-enable after testing.
#    branches:
#      - develop

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

defaults:
  run:
    shell: bash

env:
  BUILD_DIR: .build
  CONAN_GLOBAL_CONF: |
    core.download:parallel={{ os.cpu_count() }}
    core.upload:parallel={{ os.cpu_count() }}
    tools.build:jobs={{ (os.cpu_count() * 4/5) | int }}
    tools.build:verbosity=verbose
    tools.compilation:verbosity=verbose
  CONAN_REMOTE_URL: https://conan.ripplex.io
  CONAN_REMOTE_NAME: xrplf
  # GitHub does not allow us to specify a reusable matrix strategy, so to avoid
  # duplication, we define it here using environment variables and create the
  # matrix in the first job. The matrix defined below should be kept in sync
  # with https://github.com/XRPLF/ci/blob/main/.github/workflows/debian.yml.
  STRATEGY_MATRIX_ARCHITECTURE: >-
    [
      {
          "platform": "linux/amd64",
          "runner": "ubuntu-24.04"
      },
      {
          "platform": "linux/arm64",
          "runner": "ubuntu-24.04-arm"
      }
    ]
  STRATEGY_MATRIX_OS: >-
    [
        {
            "release": "bookworm",
            "compiler_name": "gcc",
            "compiler_version": "12"
        },
        {
            "release": "bookworm",
            "compiler_name": "gcc",
            "compiler_version": "13"
        },
        {
            "release": "bookworm",
            "compiler_name": "gcc",
            "compiler_version": "14"
        },
        {
            "release": "bookworm",
            "compiler_name": "clang",
            "compiler_version": "16"
        },
        {
            "release": "bookworm",
            "compiler_name": "clang",
            "compiler_version": "17"
        },
        {
            "release": "bookworm",
            "compiler_name": "clang",
            "compiler_version": "18"
        },
        {
            "release": "bookworm",
            "compiler_name": "clang",
            "compiler_version": "19"
        }
    ]
  STRATEGY_MATRIX_BUILD_TYPE: >-
    [
      "Debug",
      "Release"
    ]
  STRATEGY_MATRIX_UNITY: >-
    [
      "-DUnity=OFF",
      "-DUnity=ON"
    ]

jobs:
  # Generate the strategy matrix.
  generate-matrix:
    runs-on: ubuntu-latest
    steps:
      - name: Generate matrix
        id: generate-matrix
        run: |
          echo "architecture=$(jq -c <<< '${{ env.STRATEGY_MATRIX_ARCHITECTURE }}')" >> "$GITHUB_OUTPUT"
          echo "os=$(jq -c <<< '${{ env.STRATEGY_MATRIX_OS }}')" >> "$GITHUB_OUTPUT"
          echo "build_type=$(jq -c <<< '${{ env.STRATEGY_MATRIX_BUILD_TYPE }}')" >> "$GITHUB_OUTPUT"
          echo "unity=$(jq -c <<< '${{ env.STRATEGY_MATRIX_UNITY }}')" >> "$GITHUB_OUTPUT"
    outputs:
      architecture: ${{ steps.generate-matrix.outputs.architecture }}
      os: ${{ steps.generate-matrix.outputs.os }}
      build_type: ${{ steps.generate-matrix.outputs.build_type }}
      unity: ${{ steps.generate-matrix.outputs.unity }}

  # Install (and cache) the Conan dependencies.
  install-dependencies:
    needs:
      - generate-matrix
    strategy:
      fail-fast: false
      matrix:
        architecture: ${{ fromJson(needs.generate-matrix.outputs.architecture) }}
        os: ${{ fromJson(needs.generate-matrix.outputs.os) }}
        build_type: ${{ fromJson(needs.generate-matrix.outputs.build_type) }}
    runs-on: ${{ matrix.architecture.runner }}
    container: ghcr.io/xrplf/ci/debian-${{ matrix.os.release }}:${{ matrix.os.compiler_name }}-${{ matrix.os.compiler_version }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
      - name: Check configuration
        run: |
          echo "Checking path"
          echo ${PATH} | tr ':' '\n'

          echo "Checking environment variables."
          env | sort
      - name: Check versions
        run: |
          echo "Checking CMake version."
          cmake --version

          echo "Checking compiler version."
          ${{ matrix.os.compiler_name }} --version
      - name: Configure Conan
        uses: ./.github/actions/conan-configure
        with:
          conan_global_conf: ${{ env.CONAN_GLOBAL_CONF }}
          conan_remote_name: ${{ env.CONAN_REMOTE_NAME }}
          conan_remote_url: ${{ env.CONAN_REMOTE_URL }}
          conan_remote_username: ${{ secrets.CONAN_USERNAME }}
          conan_remote_password: ${{ secrets.CONAN_PASSWORD }}
      - name: Install Conan dependencies
        uses: ./.github/actions/conan-dependencies
        with:
          build_dir: ${{ env.BUILD_DIR }}
          build_type: ${{ matrix.build_type }}
          conan_remote_name: ${{ env.CONAN_REMOTE_NAME }}

  # Build and test the binary.
  build-test:
    needs:
      - generate-matrix
      - install-dependencies
    strategy:
      fail-fast: false
      matrix:
        architecture: ${{ fromJson(needs.generate-matrix.outputs.architecture) }}
        os: ${{ fromJson(needs.generate-matrix.outputs.os) }}
        build_type: ${{ fromJson(needs.generate-matrix.outputs.build_type) }}
        unity: ${{ fromJson(needs.generate-matrix.outputs.unity) }}
    runs-on: ${{ matrix.architecture.runner }}
    container: ghcr.io/xrplf/ci/debian-${{ matrix.os.release }}:${{ matrix.os.compiler_name }}-${{ matrix.os.compiler_version }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
      - name: Configure Conan
        uses: ./.github/actions/conan-configure
        with:
          conan_global_conf: ${{ env.CONAN_GLOBAL_CONF }}
          conan_remote_name: ${{ env.CONAN_REMOTE_NAME }}
          conan_remote_url: ${{ env.CONAN_REMOTE_URL }}
          conan_remote_username: ${{ secrets.CONAN_USERNAME }}
          conan_remote_password: ${{ secrets.CONAN_PASSWORD }}
      - name: Build code
        uses: ./.github/actions/build
        with:
          build_type: ${{ matrix.build_type }}
          cmake_args: "-Dassert=TRUE -Dwerr=TRUE ${{ matrix.unity }}"
          cmake_generator: Ninja
      - name: Check linking
        working-directory: ${{ env.BUILD_DIR }}
        run: |
          ldd ./rippled
          if [ "$(ldd ./rippled | grep -E '(libstdc\+\+|libgcc)' | wc -l)" -eq 0 ]; then
            echo 'The binary is statically linked.'
          else
            echo 'The binary is dynamically linked.'
            exit 1
          fi
      - name: Test code
        working-directory: ${{ env.BUILD_DIR }}
        run: |
          ./rippled --unittest --unittest-jobs $(nproc)
          ctest -j $(nproc) --output-on-failure