🐧 Build kernel #5
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| name: 🐧 Build linux kernel | |
| on: | |
| workflow_dispatch: | |
| inputs: | |
| config: | |
| description: '📄 Kernel config name (ej: config-6.10.7-debian12)' | |
| required: true | |
| default: 'config-6.10.7-debian12' | |
| patch: | |
| description: '🧩 Optional patch name (from patchs/ in repo)' | |
| required: false | |
| default: '' | |
| localversion: | |
| description: '📄 Local version name (ej: -custom, -local..)' | |
| required: true | |
| default: '' | |
| tag: | |
| description: '🏷️ Git tag from torvalds/linux repo (used if no URL)' | |
| required: false | |
| default: '' | |
| url: | |
| description: '📦 Kernel tarball URL (.tar.gz or .tar.xz)' | |
| required: false | |
| default: '' | |
| permissions: | |
| contents: write | |
| jobs: | |
| build-kernel: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: 🧹 Clean up space | |
| run: | | |
| sudo rm -rf /usr/share/dotnet /usr/local/lib/android /opt/ghc /opt/hostedtoolcache | |
| df -h | |
| - name: ⚙️ Install build dependencies | |
| run: | | |
| sudo apt update -qq | |
| sudo apt install -y git build-essential fakeroot bc bison flex libelf-dev libssl-dev \ | |
| libncurses5-dev libncurses-dev dwarves debhelper rsync python3 ccache curl jq patch | |
| - name: 📥 Download kernel tarball | |
| if: ${{ inputs.url != '' }} | |
| id: download_tarball | |
| run: | | |
| FILENAME=$(basename "${{ inputs.url }}") | |
| EXT="${FILENAME##*.}" | |
| if [[ "$EXT" != "gz" && "$EXT" != "xz" ]]; then | |
| echo "❌ Only .tar.gz or .tar.xz are allowed" | |
| exit 1 | |
| fi | |
| echo "⬇️ Downloading kernel package..." | |
| curl -L -o kernel_package.tar."$EXT" "${{ inputs.url }}" | |
| mkdir -p kernel_build | |
| tar -xf kernel_package.tar."$EXT" -C kernel_build --strip-components=1 | |
| TAG=$(echo "$FILENAME" | sed -E 's/linux-([0-9]+\.[0-9]+\.[0-9]+)\.tar\.(gz|xz)/\1/') | |
| echo "kernel_tag=$TAG" >> $GITHUB_ENV | |
| - name: 📥 Clone torvalds/linux repo | |
| if: ${{ inputs.url == '' }} | |
| id: clone_repo | |
| run: | | |
| git clone --depth 1 --branch ${{ inputs.tag }} https://github.com/torvalds/linux kernel_build | |
| echo "kernel_tag=${{ inputs.tag }}" >> $GITHUB_ENV | |
| - name: 📄 Download .config and optional patch from GitHub | |
| run: | | |
| CONFIG_INPUT="${{ inputs.config }}" | |
| PATCH_INPUT="${{ inputs.patch }}" | |
| mkdir -p kernel_build | |
| # Descargar .config | |
| CONFIG_URL="https://raw.githubusercontent.com/azagramac/build-kernel-linux/refs/heads/master/configs/${CONFIG_INPUT}" | |
| echo "⬇️ Downloading config from $CONFIG_URL..." | |
| curl -L -o kernel_build/.config "$CONFIG_URL" | |
| # Descargar patch solo si se pasa | |
| if [ -n "$PATCH_INPUT" ]; then | |
| PATCH_URL="https://raw.githubusercontent.com/azagramac/build-kernel-linux/refs/heads/master/patchs/${PATCH_INPUT}" | |
| echo "⬇️ Downloading patch from $PATCH_URL..." | |
| if curl -L -f -o kernel_build/patch_file.patch "$PATCH_URL"; then | |
| echo "✅ Patch downloaded successfully" | |
| else | |
| echo "⚠️ Patch $PATCH_INPUT not found, skipping..." | |
| fi | |
| fi | |
| - name: 🔧 Apply kernel config | |
| run: | | |
| cd kernel_build | |
| echo "🔧 Applying configuration..." | |
| scripts/config --enable IKHEADERS | |
| scripts/config --enable DEBUG_INFO | |
| make olddefconfig | |
| - name: 🧩 Apply patch | |
| run: | | |
| cd kernel_build | |
| if [ -f patch_file.patch ]; then | |
| echo "🔧 Applying patch patch_file.patch" | |
| patch -p1 < patch_file.patch || true | |
| else | |
| echo "⚠️ No patch to apply, continuing build" | |
| fi | |
| - name: 🔍 Show kernel version | |
| run: | | |
| cd kernel_build | |
| echo "🏷️ Kernel to be built: $(make kernelrelease)" | |
| - name: 🐧 Build kernel | |
| run: | | |
| cd kernel_build | |
| make -j$(nproc) bindeb-pkg LOCALVERSION=${{ inputs.localversion }} KDEB_PKGVERSION=1 | |
| - name: 🆔 Get compiled kernel version | |
| id: get_version | |
| run: | | |
| cd kernel_build | |
| echo "version=$(make kernelrelease)" >> $GITHUB_OUTPUT | |
| - name: 📦 Move .deb artifacts | |
| run: | | |
| mkdir -p artifacts | |
| find .. -name "*.deb" -exec cp {} artifacts/ \; | |
| find .. -name "*.changes" -exec cp {} artifacts/ \; | |
| find .. -name "*.buildinfo" -exec cp {} artifacts/ \; | |
| - name: 📋 Read .changes for release body | |
| id: release_body | |
| run: | | |
| CHANGES_FILE=$(find artifacts -name "*.changes" | head -n1) | |
| BODY=$(cat "$CHANGES_FILE") | |
| echo "body<<EOF" >> $GITHUB_OUTPUT | |
| echo "$BODY" >> $GITHUB_OUTPUT | |
| echo "EOF" >> $GITHUB_OUTPUT | |
| - name: 🚀 Upload Linux Kernel | |
| uses: softprops/action-gh-release@v2 | |
| with: | |
| tag_name: kernel-${{ github.run_number }} | |
| name: "Kernel ${{ steps.get_version.outputs.version }}" | |
| body: ${{ steps.release_body.outputs.body }} | |
| files: artifacts/*.deb | |
| overwrite_files: true | |
| generate_release_notes: true | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} |