GKI_KernelSU_SUSFS/.github/workflows/build.yml

name: Kernel Build Process
permissions:
  contents: write
  actions: write

on:
  workflow_call:
    inputs:
      kernel_version:
        required: true
        type: string
      variant:
        required: false
        type: string
      ksu_commit:
        required: false
        type: string
      anykernel_commit:
        required: false
        type: string
      patches_commit:
        required: false
        type: string
      susfs_commit:
        required: false
        type: string
      feature_set:
        required: true
        type: string
      use_repo:
        required: false
        type: boolean

jobs:
  build-gki:
    name: "${{ inputs.kernel_version }} (${{ inputs.variant }})"
    runs-on: ubuntu-latest
    timeout-minutes: 60

    steps:
    - name: Checkout Repository
      uses: actions/checkout@v5

    - name: Parse kernel version
      id: parse
      uses: ./.github/actions/parse-kernel-version
      with:
        kernel_version: ${{ inputs.kernel_version }}

    - name: Free Disk Space
      if: true
      uses: endersonmenezes/free-disk-space@v3  # Use @main for latest, @v3 for stable
      with:
        remove_android: true
        remove_dotnet: true
        remove_haskell: true
        remove_tool_cache: true
        remove_packages: "azure-cli google-cloud-cli microsoft-edge-stable google-chrome-stable firefox postgresql* temurin-* *llvm* mysql* dotnet-sdk-*"
        remove_packages_one_command: true
        remove_folders: "/usr/share/swift /usr/share/miniconda /usr/share/az* /usr/local/lib/node_modules /usr/local/share/chromium /usr/local/share/powershell /usr/local/julia /usr/local/aws-cli /usr/local/aws-sam-cli /usr/share/gradle"
        rm_cmd: "rmz"  # Use 'rmz' for faster deletion (default: 'rm')
        rmz_version: "3.1.1"  # Required when rm_cmd is 'rmz'
        testing: false

    - name: Setup more Swap (for LTO)
      uses: thejerrybao/setup-swap-space@v1   # or pierotofy/set-swap-space
      with:
        swap-size-gb: 25          # 10-24 GB is common for heavy LTO
        # swap-space-path: /mnt/swapfile   # optional

    - name: Setup Build Environment
      uses: ./.github/actions/setup-build-environment
      env:
        BOOT_SIGN_KEY: ${{ secrets.BOOT_SIGN_KEY }}
      with:
        patches_commit: ${{ inputs.patches_commit }}
        anykernel_commit: ${{ inputs.anykernel_commit }}
          
    - name: Download Kernel Repository
      uses: ./.github/actions/download-kernel
      with:
        android_version: ${{ steps.parse.outputs.android_version }}
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        os_patch_level: ${{ steps.parse.outputs.os_patch_level }}
        use_repo: ${{ inputs.use_repo }}

    - name: Grep for vm_flags_clear after download
      run: |
        grep -n 'vm_flags_clear' ${{ github.workspace }}/kernel/common/mm/mmap.c || echo 'Not found'

    - name: Extract Sublevel and Set File Name
      id: extract
      uses: ./.github/actions/extract-sublevel-file-name
      with:
        variant: ${{ matrix.variant }}

    - name: Kernel Fixes
      uses: ./.github/actions/kernel-fixes
      with:
        android_version: ${{ steps.parse.outputs.android_version }}
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        sublevel: ${{ steps.extract.outputs.sublevel }}
        os_patch_level: ${{ steps.parse.outputs.os_patch_level }}

    - name: Setup KernelSU-Next
      if: contains(inputs.feature_set, 'KSUN') || inputs.feature_set == 'FULL'
      uses: ./.github/actions/kernelsu
      with:
        ksu_commit: ${{ inputs.ksu_commit }}

    - name: SUSFS
      if: contains(inputs.feature_set, 'SUSFS') || inputs.feature_set == 'FULL'
      uses: ./.github/actions/susfs
      with:
        android_version: ${{ steps.parse.outputs.android_version }}
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        os_patch_level: ${{ steps.parse.outputs.os_patch_level }}
        sublevel: ${{ steps.extract.outputs.sublevel }}
        susfs_commit: ${{ inputs.susfs_commit }}

    - name: Baseband Guard
      if: contains(inputs.feature_set, 'BBG') || inputs.feature_set == 'FULL'
      uses: ./.github/actions/bbg

    - name: Setup Networking
      if: contains(inputs.feature_set, 'NET') || inputs.feature_set == 'FULL'
      uses: ./.github/actions/networking
      with:
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        android_version: ${{ steps.parse.outputs.android_version }}

    - name: Setup Misc Configs
      uses: ./.github/actions/misc
      with:
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        android_version: ${{ steps.parse.outputs.android_version }}

    - name: Apply Module Check Bypass
      if: ${{ matrix.variant == 'Bypass' }}
      uses: ./.github/actions/module-check-bypass
      with:
        kernel_version: ${{ steps.parse.outputs.kernel_version }}

    - name: Apply Device-Specific Patches
      uses: ./.github/actions/apply-device-patches
      with:
        kernel_version: ${{ steps.parse.outputs.kernel_version }}

    - name: Apply ABI Compare Bypass
      if: false
      working-directory: ${{ github.workspace }}/kernel
      run: |
        # ABI compare bypass per kernel/android version
        # Edit each block as needed per version
        if [[ "$ANDROID_VERSION" == "android12" && "$KERNEL_VERSION" == "5.10" ]]; then
          sed -i 's/^\s*exit 1$/    echo "Who Cares? Bypassing Now!"/' build/abi/compare_to_symbol_list
        elif [[ "$ANDROID_VERSION" == "android13" && "$KERNEL_VERSION" == "5.10" ]]; then
          sed -i 's/^\s*exit 1$/    echo "Who Cares? Bypassing Now!"/' build/kernel/abi/compare_to_symbol_list
        elif [[ "$ANDROID_VERSION" == "android13" && "$KERNEL_VERSION" == "5.15" ]]; then
          sed -i 's/^\s*exit 1$/    echo "Who Cares? Bypassing Now!"/' build/kernel/abi/compare_to_symbol_list
        elif [[ "$ANDROID_VERSION" == "android14" && "$KERNEL_VERSION" == "5.15" ]]; then
          perl -i -pe 's/^(\s*)return 1$/$1print("Who Cares? Bypassing Now!")\n$1return 0/g if /if missing_symbols:/../return 1/' build/kernel/abi/check_buildtime_symbol_protection.py
        elif [[ "$ANDROID_VERSION" == "android14" && "$KERNEL_VERSION" == "6.1" ]]; then
          perl -i -pe 's/^(\s*)return 1$/$1print("Who Cares? Bypassing Now!")\n$1return 0/g if /if missing_symbols:/../return 1/' build/kernel/abi/check_buildtime_symbol_protection.py
        elif [[ "$ANDROID_VERSION" == "android15" && "$KERNEL_VERSION" == "6.6" ]]; then
          perl -i -pe 's/^(\s*)return 1$/$1print("Who Cares? Bypassing Now!")\n$1return 0/g if /if missing_symbols:/../return 1/' build/kernel/abi/check_buildtime_symbol_protection.py
        fi

    - name: Apply Kernel Branding
      uses: ./.github/actions/apply-kernel-branding
      with:
        variant: ${{ matrix.variant }}
        kernel_version: ${{ steps.parse.outputs.kernel_version }}
        android_version: ${{ steps.parse.outputs.android_version }}
        sublevel: ${{ steps.extract.outputs.sublevel }}

    - name: Remove Protected Exports
      uses: ./.github/actions/remove-protected-exports

    - name: Clean Kernel Flags
      uses: ./.github/actions/clean-kernel-flags

    - name: Scan and collect patch rejects
      id: scan
      if: ${{ always() && inputs.variant == 'Normal' }}
      uses: ./.github/actions/scan-patch-rejects
        
    - name: Upload Rejects
      if: ${{ always() && inputs.variant == 'Normal' }}
      uses: actions/upload-artifact@v7
      with:
        name: ${{ steps.extract.outputs.file_name }}-Rejects
        path: patch-rejects/
        if-no-files-found: ignore
        compression-level: 9

    - name: Grep for vm_flags_clear before build
      run: |
        grep -n 'vm_flags_clear' ${{ github.workspace }}/kernel/common/mm/mmap.c || echo 'Not found'


    - name: Restore build caches (ccache, Bazel)
      uses: actions/cache@v4
      with:
        path: |
          .ccache
          bazel-*
          .cache/bazel
        key: buildcache-${{ inputs.kernel_version }}
        restore-keys: |
          buildcache-

    - name: ♻️ Configure ccache (bounded)
      run: |
        echo "::group::Configure ccache environment"
        set -euo pipefail
        if command -v ccache >/dev/null 2>&1; then
          CACHE_DIR="${{ github.workspace }}/.ccache"
          mkdir -p "$CACHE_DIR"
          SETTINGS=(
            "CCACHE_DIR=$CACHE_DIR"
            "CCACHE_MAXSIZE=1G"
            "CCACHE_COMPILERCHECK=content"
            "CCACHE_BASEDIR=${GITHUB_WORKSPACE}"
            "CCACHE_NOHASHDIR=true"
            "CCACHE_IGNOREOPTIONS=--sysroot*"
            "CCACHE_COMPRESSION=true"
            "CCACHE_COMPRESSION_LEVEL=3"
            "CCACHE_DIRECT=true"
            "CCACHE_FILE_CLONE=true"
            "CCACHE_INODE_CACHE=true"
            "CCACHE_UMASK=002"
            "CCACHE_SLOPPINESS=file_macro,time_macros,include_file_mtime,include_file_ctime,pch_defines,system_headers,locale"
          )
          for setting in "${SETTINGS[@]}"; do
            export "$setting"
            echo "$setting" >> "$GITHUB_ENV"
          done
          if ccache --help 2>&1 | grep -q 'depend_mode'; then
            export CCACHE_DEPEND=true
            echo "CCACHE_DEPEND=true" >> "$GITHUB_ENV"
          fi
          echo "✅ ccache configured successfully"
          echo "Current ccache configuration:"
          ccache -p
        else
          echo "ccache not found, skipping configuration."
        fi
        echo "::endgroup::"

    - name: Build Kernel
      env:
        SOURCE_DATE_EPOCH: ${{ env.SOURCE_DATE_EPOCH }}
        KBUILD_BUILD_TIMESTAMP: ${{ env.KBUILD_BUILD_TIMESTAMP }}
      uses: ./.github/actions/build-kernel

    - name: Save build caches (ccache, Bazel)
      if: always()
      uses: actions/cache@v4
      with:
        path: |
          .ccache
          bazel-*
          .cache/bazel
        key: buildcache-${{ inputs.kernel_version }}

    - name: Create Bootimgs Folder and Build Boot Images
      uses: ./.github/actions/build-boot-images

    - name: Upload Boot Image (boot.img)
      uses: actions/upload-artifact@v7
      with:
        path: ${{ github.workspace }}/boot-artifacts/${{ steps.extract.outputs.file_name }}-boot.img
        if-no-files-found: error
        archive: false

    - name: Upload Boot Image (boot-gz.img)
      uses: actions/upload-artifact@v7
      with:
        path: ${{ github.workspace }}/boot-artifacts/${{ steps.extract.outputs.file_name }}-boot-gz.img
        if-no-files-found: error
        archive: false

    - name: Upload Boot Image (boot-lz4.img)
      uses: actions/upload-artifact@v7
      with:
        path: ${{ github.workspace }}/boot-artifacts/${{ steps.extract.outputs.file_name }}-boot-lz4.img
        if-no-files-found: error
        archive: false

    - name: Prepare AnyKernel3 Zip
      uses: ./.github/actions/prepare-anykernel3

    - name: Upload Artifacts
      uses: actions/upload-artifact@v7
      with:
        name: ${{ steps.extract.outputs.file_name }}-AnyKernel3
        path: ${{ github.workspace }}/AnyKernel3/**
        if-no-files-found: ignore
        compression-level: 9