nilabsent_build.yml

name: Build firmware
run-name: "Build firmware #${{ github.run_number }}"

on:
  workflow_dispatch:
  push:
    tags:
      - '*'

jobs:
  build:
    runs-on: ubuntu-latest

    defaults:
      run:
        shell: bash

    steps:
    - uses: actions/checkout@v6

    - name: Set up build tools
      run: |
        sudo apt update
        sudo apt install --no-install-recommends -y \
            autoconf automake autopoint cmake \
            bison build-essential flex gawk \
            gettext git gperf libtool libtool-bin \
            pkg-config fakeroot kmod cpio doxygen \
            texinfo help2man libncurses5-dev \
            zlib1g-dev libsqlite3-dev gcc-multilib \
            curl dos2unix unzip wget locales xxd libltdl-dev \
            libgmp3-dev libmpfr-dev libarchive-tools libblkid-dev
        sudo locale-gen --no-purge en_US.UTF-8 ru_RU.UTF-8
        export LANG="en_US.UTF-8"
        export LC_ALL="en_US.UTF-8"

    - name: Get variables
      run: |
        sed -i 's|\r$||g' variables
        grep -hE '^\s*PADAVAN_[A-Z0-9_]+=' variables >> "$GITHUB_ENV"

    - name: Download sources and toolchain
      run: |
        git config --global --add safe.directory '*'
        git clone -b "${{ env.PADAVAN_BRANCH }}" "${{ env.PADAVAN_REPO }}" padavan-ng --depth=1
        git -C padavan-ng checkout "${{ env.PADAVAN_COMMIT }}"

        ARCH=""
        case "${{ env.PADAVAN_TOOLCHAIN_URL }}" in
            *.tzst|*.tar.zst) ARCH="--zstd" ;;
            *.txz|*.tar.xz) ARCH="--xz" ;;
        esac
        wget -qO- "${{ env.PADAVAN_TOOLCHAIN_URL }}" | tar -C padavan-ng $ARCH -xf - || :

    - name: Run custom pre-build script
      run: '[[ -f pre-build.sh ]] && . pre-build.sh || :'

    - name: Build toolchain
      if: ${{ hashFiles('padavan-ng/toolchain/out/mipsel-linux-uclibc/sysroot/lib/libuClibc-*.so') == '' }}
      run: |
        cd padavan-ng/toolchain
        ./clean_sources.sh
        ./build_toolchain.sh

    - name: Build firmware
      run: |
        set +e
        for cfg in $(ls configs.build/*.config); do
            cp -f "$cfg" padavan-ng/trunk/.config
            echo "::group::Build $(basename "$cfg" .config)"
            echo "Waiting for the last 589 lines of logs (~10-20 minutes per config)..."

            pushd padavan-ng/trunk

            sed -i 's|\r$||g' .config
            . <(grep -hE '^\s*CONFIG_(VENDOR|FIRMWARE_PRODUCT_ID)=' .config)

            TEMP_LOG=$(mktemp)
            ./clear_tree.sh >/dev/null 2>&1
            ./build_firmware.sh > "$TEMP_LOG" 2>&1

            echo "Showing last 589 lines:"
            tail -n 589 "$TEMP_LOG"
            rm -f "$TEMP_LOG"

            popd

            FW_FILE_NAME="$(find padavan-ng/trunk/images -type f -regextype posix-extended -iregex ".*\.(trx|bin)$" \
                            -printf "%T@\t%f\n" | sort -V | tail -1 | cut -f2)"
            [[ -n $FW_FILE_NAME ]] || { echo "Firmware file not found"; continue; }

            partitions="padavan-ng/trunk/configs/boards/$CONFIG_VENDOR/$CONFIG_FIRMWARE_PRODUCT_ID/partitions.config"
            max_fw_size="$(awk '/Firmware/ { getline; getline; sub(",", ""); print strtonum($2); }' "$partitions")"
            fw_size="$(stat -c %s "padavan-ng/trunk/images/$FW_FILE_NAME")"

            if ((fw_size > max_fw_size)); then
              fw_size_fmtd="$(numfmt --grouping "$fw_size") bytes"
              max_fw_size_fmtd="$(numfmt --grouping "$max_fw_size") bytes"
              echo "Firmware size ($fw_size_fmtd) exceeds max size ($max_fw_size_fmtd) for your target device"
              continue
            fi

            FW_PATH="release/${FW_FILE_NAME%.*}"
            [[ -d "$FW_PATH" ]] && FW_PATH="${FW_PATH}_$(basename "$cfg" .config)"
            mkdir -p "$FW_PATH"
            cp -f "padavan-ng/trunk/images/$FW_FILE_NAME" "$FW_PATH"
            cp -f "$cfg" "$FW_PATH"
        done

    - name: Run custom post-build script
      run: '[[ -f post-build.sh ]] && . post-build.sh || :'

    - name: Check if release files exist
      run: |
        if ! ls release/* >/dev/null 2>&1; then
          echo "❌ No files found in release directory"
          exit 1
        fi

    - name: Upload artifacts
      uses: actions/upload-artifact@v6
      with:
        name: all_firmware_releases
        retention-days: 7
        path: |
          release/*

  prepare-matrix:
    runs-on: ubuntu-latest
    needs: build
    outputs:
      files: ${{ steps.collect.outputs.files }}
    steps:
      - name: Download releases
        uses: actions/download-artifact@v7
        with:
          name: all_firmware_releases
          path: release

      - id: collect
        run: |
          FILES=$(ls -d release/*/ 2>/dev/null | xargs -n1 basename \
            | jq -R -cs 'split("\n")[:-1]')
          echo "files=$FILES" >> $GITHUB_OUTPUT

  upload-artifacts:
    runs-on: ubuntu-latest
    needs: prepare-matrix
    if: needs.prepare-matrix.outputs.files != '[]'
    strategy:
      matrix:
        file: ${{ fromJson(needs.prepare-matrix.outputs.files) }}

    steps:
      - name: Download releases
        uses: actions/download-artifact@v7
        with:
          name: all_firmware_releases
          path: release

      - name: Upload artifact ${{ matrix.file }}
        uses: actions/upload-artifact@v6
        with:
          name: ${{ matrix.file }}
          path: release/${{ matrix.file }}
          retention-days: 7