🐧 Build kernel #6
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| name: 🐧 Build kernel | |
| on: | |
| workflow_dispatch: | |
| inputs: | |
| config: | |
| description: '📄 Kernel config name (ej: config-6.18.2-debian13 from configs/)' | |
| required: true | |
| default: 'config-6.18.2-debian13' | |
| 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 from kernel.org (.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 libdw-dev 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 == '' && inputs.tag != '' }} | |
| id: clone_repo | |
| run: | | |
| git clone --depth 1 --branch ${{ inputs.tag }} https://github.com/torvalds/linux kernel_build | |
| echo "kernel_tag=${{ inputs.tag }}" >> $GITHUB_ENV | |
| - name: 🔍 Verify kernel source | |
| run: | | |
| if [ ! -d kernel_build ]; then | |
| echo "❌ No kernel source available! Provide either a valid URL or a tag." | |
| exit 1 | |
| fi | |
| - name: 📄 Download .config and optional patch from GitHub | |
| run: | | |
| CONFIG_INPUT="${{ inputs.config }}" | |
| PATCH_INPUT="${{ inputs.patch }}" | |
| CONFIG_URL="https://raw.githubusercontent.com/azagramac/linux-kernel/refs/heads/master/configs/${CONFIG_INPUT}" | |
| echo "⬇️ Downloading config from $CONFIG_URL..." | |
| curl -L -o kernel_build/.config "$CONFIG_URL" | |
| if [ -n "$PATCH_INPUT" ]; then | |
| PATCH_URL="https://raw.githubusercontent.com/azagramac/linux-kernel/refs/heads/master/patchs/${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 | |
| if: ${{ inputs.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)" >> $GITHUB_OUTPUT | |
| - name: 📦 Move .deb artifacts | |
| run: | | |
| mkdir -p artifacts | |
| find .. -name "*.deb" -exec cp {} artifacts/ \; | |
| find .. -name "*.changes" -exec cp {} artifacts/ \; | |
| find .. -name "*.buildinfo" -exec cp {} artifacts/ \; | |
| - name: 📋 Generate formatted release body from .changes | |
| id: release_body | |
| shell: bash | |
| run: | | |
| CHANGES_FILE=$(find artifacts -maxdepth 1 -name "*.changes" | head -n1) | |
| if [ -z "$CHANGES_FILE" ]; then | |
| echo "❌ No .changes file found in artifacts" | |
| exit 1 | |
| fi | |
| get_field() { | |
| awk -F': ' -v key="$1" '$1==key {print $2}' "$CHANGES_FILE" | |
| } | |
| FORMAT=$(get_field "Format") | |
| DATE=$(get_field "Date") | |
| SOURCE=$(get_field "Source") | |
| ARCH=$(get_field "Architecture") | |
| VERSION=$(get_field "Version") | |
| DIST=$(get_field "Distribution") | |
| URGENCY=$(get_field "Urgency") | |
| MAINTAINER=$(get_field "Maintainer") | |
| CHANGED_BY=$(get_field "Changed-By") | |
| BINARIES=$(get_field "Binary" | sed 's/ /\` \`/g; s/^/\`/; s/$/\`/') | |
| DESCRIPTION=$(awk ' | |
| /^Description:/ {flag=1; next} | |
| /^Changes:/ {flag=0} | |
| flag && NF {print " - "$0} | |
| ' "$CHANGES_FILE") | |
| SHA1=$(awk ' | |
| /^Checksums-Sha1:/ {flag=1; next} | |
| /^Checksums-Sha256:/ {flag=0} | |
| flag && NF {print} | |
| ' "$CHANGES_FILE") | |
| SHA256=$(awk ' | |
| /^Checksums-Sha256:/ {flag=1; next} | |
| /^Files:/ {flag=0} | |
| flag && NF {print} | |
| ' "$CHANGES_FILE") | |
| FILES=$(awk ' | |
| /^Files:/ {flag=1; next} | |
| flag && NF {print} | |
| ' "$CHANGES_FILE") | |
| cat <<EOF > release.md | |
| **Format:** $FORMAT | |
| **Date:** $DATE | |
| **Source:** $SOURCE | |
| **Binary:** $BINARIES | |
| **Architecture:** $ARCH | |
| **Version:** $VERSION | |
| **Distribution:** $DIST | |
| **Urgency:** $URGENCY | |
| **Maintainer:** $MAINTAINER | |
| **Changed-By:** $CHANGED_BY | |
| ## 📝 Description: | |
| $DESCRIPTION | |
| ## 🔄 ChangeLog: | |
| * Custom built Linux kernel. | |
| ## ✅ Checksums-Sha1: | |
| \`\`\`bash | |
| $SHA1 | |
| \`\`\` | |
| ## ✅ Checksums-Sha256: | |
| \`\`\`bash | |
| $SHA256 | |
| \`\`\` | |
| ## 📦 Files: | |
| \`\`\`bash | |
| $FILES | |
| \`\`\` | |
| EOF | |
| echo "body<<EOF" >> $GITHUB_OUTPUT | |
| cat release.md >> $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 }} | |
| - name: 📤 Send Telegram notification | |
| if: always() | |
| env: | |
| TELEGRAM_TOKEN: ${{ secrets.TELEGRAM_TOKEN }} | |
| TELEGRAM_CHATID: ${{ secrets.TELEGRAM_CHATID }} | |
| GITHUB_RUN_ID: ${{ github.run_id }} | |
| BUILD_STATUS: ${{ job.status }} | |
| KERNEL_VERSION: ${{ steps.get_version.outputs.version }} | |
| run: | | |
| STATUS_EMOJI="✅" | |
| if [ "$BUILD_STATUS" != "success" ]; then | |
| STATUS_EMOJI="❌" | |
| fi | |
| MESSAGE=$(printf "<b> 🐧 Linux Kernel Build %s %s</b>\n\n \ | |
| 🏷️ <b>Versión:</b> %s\n \ | |
| 🔗 <a href=\"https://github.com/%s/%s/actions/runs/%s\">Ver detalles en GitHub</a>" \ | |
| "$STATUS_EMOJI" "${BUILD_STATUS^}" "$KERNEL_VERSION" "${{ github.repository_owner }}" "${{ github.repository }}" "$GITHUB_RUN_ID") | |
| curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_TOKEN}/sendMessage" \ | |
| --data-urlencode "chat_id=${TELEGRAM_CHATID}" \ | |
| --data-urlencode "parse_mode=HTML" \ | |
| --data-urlencode "text=$MESSAGE" >/dev/null 2>&1 |