Cache Kernels #217
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| name: Cache Kernels | |
| on: | |
| merge_group: | |
| schedule: | |
| - cron: "5 0 * * *" # 0005 UTC everyday | |
| workflow_dispatch: | |
| pull_request: | |
| branches: | |
| - main | |
| env: | |
| IMAGE_REGISTRY: ghcr.io/${{ github.repository_owner }} | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.ref || github.run_id }}-${{ inputs.fedora_version }} | |
| cancel-in-progress: true | |
| jobs: | |
| build: | |
| name: kernel-cache | |
| runs-on: ubuntu-24.04 | |
| permissions: | |
| contents: read | |
| packages: write | |
| id-token: write | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| kernel_flavor: | |
| - asus | |
| - fsync | |
| - fsync-ba | |
| - surface | |
| - main | |
| - coreos-stable | |
| - coreos-testing | |
| fedora_version: | |
| - 39 | |
| - 40 | |
| - 41 | |
| exclude: | |
| - fedora_version: 39 | |
| kernel_flavor: asus | |
| - fedora_version: 39 | |
| kernel_flavor: coreos-testing | |
| - fedora_version: 39 | |
| kernel_flavor: fsync | |
| - fedora_version: 39 | |
| kernel_flavor: fsync-ba | |
| - fedora_version: 41 | |
| kernel_flavor: fsync | |
| - fedora_version: 41 | |
| kernel_flavor: fsync-ba | |
| - fedora_version: 41 | |
| kernel_flavor: coreos-stable | |
| - fedora_version: 41 | |
| kernel_flavor: coreos-testing | |
| - fedora_version: 41 | |
| kernel_flavor: surface | |
| steps: | |
| - name: Checkout Push to Registry action | |
| uses: actions/checkout@v4 | |
| - name: Pull Image | |
| uses: Wandalen/wretry.action@v3.5.0 | |
| with: | |
| attempt_limit: 3 | |
| attempt_delay: 15000 | |
| command: | | |
| build_image="quay.io/fedora/fedora:${{ matrix.fedora_version }}" | |
| echo "build_image=$build_image" >> "$GITHUB_ENV" | |
| podman pull "$build_image" | |
| - name: Get Kernel Version | |
| id: Version | |
| uses: Wandalen/wretry.action@v3.5.0 | |
| with: | |
| attempt_limit: 3 | |
| attempt_delay: 15000 | |
| command: | | |
| if [[ ${{ matrix.kernel_flavor }} =~ asus|fsync|fsync-ba|surface ]]; then | |
| container_name="fq-$(uuidgen)" | |
| dnf="podman exec $container_name dnf" | |
| podman run --entrypoint /bin/bash --name "$container_name" -dt "${{ env.build_image }}" | |
| $dnf install -y dnf-plugins-core | |
| fi | |
| coreos_kernel () { | |
| coreos_version=${1} | |
| image_linux=$(skopeo inspect docker://quay.io/fedora/fedora-coreos:${coreos_version} | jq -r '.Labels["ostree.linux"]') | |
| major_minor_patch=$(echo $image_linux | grep -oP '^\d+\.\d+\.\d+') | |
| kernel_rel_part=$(echo $image_linux | grep -oP '^\d+\.\d+\.\d+\-\K([123][0]{2})') | |
| arch=$(echo $image_linux | grep -oP 'fc\d+\.\K.*$') | |
| kernel_rel="$kernel_rel_part.fc${{ matrix.fedora_version }}" | |
| kernel_version="$major_minor_patch-$kernel_rel.$arch" | |
| URL="https://kojipkgs.fedoraproject.org/packages/kernel/"$major_minor_patch"/"$kernel_rel"/"$arch"/kernel-"$kernel_version".rpm" | |
| echo "Querying koji for ${coreos_version} kernel: $kernel_version" | |
| echo "$URL" | |
| HTTP_RESP=$(curl -sI "$URL" | grep ^HTTP) | |
| linux="" | |
| if grep -qv "200 OK" <<< "${HTTP_RESP}"; then | |
| echo "Koji failed to find $coreos_version kernel: $kernel_version" | |
| case "$kernel_rel_part" in | |
| "300") | |
| kernel_rel_part="200" | |
| ;; | |
| "200") | |
| kernel_rel_part="100" | |
| ;; | |
| "100") | |
| ;; | |
| *) | |
| echo "unexpected kernel_rel_part ${kernel_rel_part}" | |
| ;; | |
| esac | |
| kernel_rel="$kernel_rel_part.fc${{ matrix.fedora_version }}" | |
| kernel_version="$major_minor_patch-$kernel_rel.$arch" | |
| URL="https://kojipkgs.fedoraproject.org/packages/kernel/"$major_minor_patch"/"$kernel_rel"/"$arch"/kernel-"$kernel_version".rpm" | |
| echo "Re-querying koji for ${coreos_version} kernel: $kernel_version" | |
| echo "$URL" | |
| HTTP_RESP=$(curl -sI "$URL" | grep ^HTTP) | |
| if grep -qv "200 OK" <<< "${HTTP_RESP}"; then | |
| echo "Koji failed to find $coreos_version kernel: $kernel_version" | |
| fi | |
| fi | |
| if grep -q "200 OK" <<< "${HTTP_RESP}"; then | |
| linux=$kernel_version | |
| fi | |
| } | |
| case ${{ matrix.kernel_flavor }} in | |
| "asus") | |
| $dnf copr enable -y lukenukem/asus-kernel | |
| linux=$($dnf repoquery --repoid copr:copr.fedorainfracloud.org:lukenukem:asus-kernel --whatprovides kernel | sort -V | tail -n1 | sed 's/.*://') | |
| ;; | |
| "fsync") | |
| $dnf copr enable -y sentry/kernel-fsync | |
| linux=$($dnf repoquery --repoid copr:copr.fedorainfracloud.org:sentry:kernel-fsync --whatprovides kernel | sort -V | tail -n1 | sed 's/.*://') | |
| ;; | |
| "fsync-ba") | |
| $dnf copr enable -y sentry/kernel-ba | |
| linux=$($dnf repoquery --repoid copr:copr.fedorainfracloud.org:sentry:kernel-ba --whatprovides kernel | sort -V | tail -n1 | sed 's/.*://') | |
| ;; | |
| "surface") | |
| $dnf config-manager --add-repo=https://pkg.surfacelinux.com/fedora/linux-surface.repo | |
| linux=$($dnf repoquery --repoid linux-surface --whatprovides kernel-surface | sort -V | tail -n1 | sed 's/.*://') | |
| ;; | |
| "main") | |
| linux=$(skopeo inspect docker://quay.io/fedora-ostree-desktops/base:${{ matrix.fedora_version }} | jq -r '.Labels["ostree.linux"]' ) | |
| ;; | |
| "coreos-stable") | |
| coreos_kernel stable | |
| ;; | |
| "coreos-testing") | |
| coreos_kernel testing | |
| ;; | |
| *) | |
| echo "unexpected kernel_flavor '${{ matrix.kernel_flavor }}' for query" | |
| ;; | |
| esac | |
| if [ -z "$linux" ] || [ "null" = "$linux" ]; then | |
| echo "inspected image linux version must not be empty or null" | |
| exit 1 | |
| fi | |
| major=$(echo "$linux" | cut -d '.' -f 1) | |
| minor=$(echo "$linux" | cut -d '.' -f 2) | |
| patch=$(echo "$linux" | cut -d '.' -f 3) | |
| kernel_major_minor_patch="${major}.${minor}.${patch}" | |
| echo "Kernel Version is ${linux}" | |
| echo "kernel_release=${linux}" >> $GITHUB_ENV | |
| echo "kernel_major_minor_patch=${kernel_major_minor_patch}" >> $GITHUB_ENV | |
| - name: Generate Tags | |
| id: generate_tags | |
| shell: bash | |
| run: | | |
| tag="${{ env.kernel_release }}" | |
| short_tag=$(echo ${{ env.kernel_major_minor_patch }} | cut -d "-" -f 1) | |
| COMMIT_TAGS=() | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}-${{ matrix.fedora_version }}") | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}-${{ matrix.fedora_version }}-${short_tag}") | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}-${{ matrix.fedora_version }}-${tag}") | |
| COMMIT_TAGS+=("pr-${{ github.event.number }}-${tag}") | |
| COMMIT_TAGS+=("${GITHUB_SHA::7}-${{ matrix.fedora_version }}") | |
| COMMIT_TAGS+=("${GITHUB_SHA::7}-${{ matrix.fedora_version }}-${short_tag}") | |
| COMMIT_TAGS+=("${GITHUB_SHA::7}-${{ matrix.fedora_version }}-${tag}") | |
| COMMIT_TAGS+=("${GITHUB_SHA::7}-${tag}") | |
| BUILD_TAGS=() | |
| BUILD_TAGS+=("${{ matrix.fedora_version }}") | |
| BUILD_TAGS+=(${{ matrix.fedora_version }}-${short_tag}) | |
| BUILD_TAGS+=(${{ matrix.fedora_version }}-${tag}) | |
| BUILD_TAGS+=(${tag}) | |
| if [[ "${{ github.event_name }}" == "pull_request" ]]; then | |
| # echo "Generated the following commit tags: " | |
| # for TAG in "${COMMIT_TAGS[@]}"; do | |
| # echo "${TAG}" | |
| # done | |
| alias_tags=("${COMMIT_TAGS[@]}") | |
| else | |
| alias_tags=("${BUILD_TAGS[@]}") | |
| fi | |
| echo "Generated the following tags: " | |
| for TAG in "${alias_tags[@]}"; do | |
| echo "${TAG}" | |
| done | |
| echo "alias_tags=${alias_tags[*]}" >> $GITHUB_OUTPUT | |
| echo "date=$(date '+%Y%m%d.0')" >> $GITHUB_ENV | |
| - name: Build Metadata | |
| uses: docker/metadata-action@v5 | |
| id: meta | |
| with: | |
| images: | | |
| ${{ matrix.kernel_flavor }}-kernel | |
| labels: | | |
| org.opencontainers.image.title=${{ matrix.kernel_flavor }} cached kernel | |
| org.opencontainers.image.description=A caching layer for kernels. Contains ${{ matrix.kernel_flavor }} kernel. | |
| org.opencontainers.image.version=${{ env.kernel_release}}.${{ env.date }} | |
| ostree.linux=${{ env.kernel_release }} | |
| io.artifacthub.package.readme-url=https://raw.githubusercontent.com/${{ github.repository }}/main/README.md | |
| io.artifacthub.package.logo-url=https://avatars.githubusercontent.com/u/1728152?s=200&v=4 | |
| - name: Retrieve Signing Key | |
| if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch' || github.event_name == 'merge_group' | |
| shell: bash | |
| run: | | |
| mkdir -p certs | |
| if [[ "${{ github.event_name }}" == 'pull_request' ]]; then | |
| echo "This should not have run... exiting..." | |
| exit 1 | |
| else | |
| echo "${{ secrets.KERNEL_PRIVKEY }}" > certs/private_key.priv | |
| echo "${{ secrets.AKMOD_PRIVKEY_20230518 }}" > certs/private_key_2.priv | |
| # DEBUG: get character count of key | |
| wc -c certs/private_key.priv | |
| wc -c certs/private_key_2.priv | |
| fi | |
| - name: Build Image | |
| id: build_image | |
| uses: redhat-actions/buildah-build@v2 | |
| with: | |
| containerfiles: | | |
| ./Containerfile | |
| image: ${{ matrix.kernel_flavor }}-kernel | |
| tags: ${{ steps.generate_tags.outputs.alias_tags }} | |
| build-args: | | |
| FEDORA_VERSION=${{ matrix.fedora_version }} | |
| KERNEL_VERSION=${{ env.kernel_release }} | |
| KERNEL_FLAVOR=${{ matrix.kernel_flavor }} | |
| DUAL_SIGN=true | |
| labels: ${{ steps.meta.outputs.labels }} | |
| oci: false | |
| - name: Check Secureboot Signatures | |
| shell: bash | |
| run: | | |
| set -x | |
| if [[ ! $(command -v sbverify) || ! $(command -v curl) || ! $(command -v openssl) || ! $(command -v rpm2cpio) ]]; then | |
| sudo apt update | |
| sudo apt install sbsigntool curl openssl rpm2cpio | |
| fi | |
| podman create --name "${{ matrix.kernel_flavor}}"-kernel-"$(echo "${{ steps.generate_tags.outputs.alias_tags }}" | cut -d " " -f 1)" "${{ matrix.kernel_flavor}}"-kernel:$(echo "${{ steps.generate_tags.outputs.alias_tags }}" | cut -d " " -f 1) sh | |
| podman export "${{ matrix.kernel_flavor}}"-kernel-"$(echo "${{ steps.generate_tags.outputs.alias_tags }}" | cut -d " " -f 1)" > /tmp/"${{ matrix.kernel_flavor}}"-kernel-"$(echo "${{ steps.generate_tags.outputs.alias_tags }}" | cut -d " " -f 1)".tar | |
| tar xvf /tmp/"${{ matrix.kernel_flavor}}"-kernel-"$(echo "${{ steps.generate_tags.outputs.alias_tags }}" | cut -d " " -f 1)".tar -C /tmp | |
| cd /tmp/tmp/rpms/ | |
| if [[ "${{ matrix.kernel_flavor }}" == "surface" ]]; then | |
| rpm2cpio kernel-surface-core-"${{ env.kernel_release }}".rpm | cpio -idmv | |
| else | |
| rpm2cpio kernel-core-"${{ env.kernel_release }}".rpm | cpio -idmv | |
| fi | |
| cd ./lib/modules/"${{ env.kernel_release }}"/ | |
| sbverify --list vmlinuz | |
| if [[ "${{ github.event_name }}" == "pull_request" ]]; then | |
| curl --retry 3 -Lo kernel-sign.der https://github.com/ublue-os/kernel-cache/raw/main/certs/public_key.der.test | |
| curl --retry 3 -Lo akmods.der https://github.com/ublue-os/kernel-cache/raw/main/certs/public_key_2.der.test | |
| else | |
| curl --retry 3 -Lo kernel-sign.der https://github.com/ublue-os/kernel-cache/raw/main/certs/public_key.der | |
| curl --retry 3 -Lo akmods.der https://github.com/ublue-os/kernel-cache/raw/main/certs/public_key_2.der | |
| fi | |
| openssl x509 -in kernel-sign.der -out kernel-sign.crt | |
| openssl x509 -in akmods.der -out akmods.crt | |
| sbverify --cert kernel-sign.crt vmlinuz || exit 1 | |
| sbverify --cert akmods.crt vmlinuz || exit 1 | |
| cd $HOME | |
| - name: Lowercase Registry | |
| id: registry_case | |
| uses: ASzc/change-string-case-action@v6 | |
| with: | |
| string: ${{ env.IMAGE_REGISTRY }} | |
| - name: Push to GHCR | |
| uses: Wandalen/wretry.action@v3.5.0 | |
| id: push | |
| if: github.event_name != 'pull_request' | |
| env: | |
| REGISTRY_USER: ${{ github.actor }} | |
| REGISTRY_PASSWORD: ${{ github.token }} | |
| with: | |
| action: redhat-actions/push-to-registry@v2 | |
| attempt_limit: 3 | |
| attempt_delay: 15000 | |
| with: | | |
| image: ${{ steps.build_image.outputs.image }} | |
| tags: ${{ steps.build_image.outputs.tags }} | |
| registry: ${{ steps.registry_case.outputs.lowercase }} | |
| username: ${{ env.REGISTRY_USER }} | |
| password: ${{ env.REGISTRY_PASSWORD }} | |
| extra-args: | | |
| --disable-content-trust | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@v3 | |
| if: github.event_name != 'pull_request' | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # Sign container | |
| - uses: sigstore/cosign-installer@v3.6.0 | |
| if: github.event_name != 'pull_request' | |
| - name: Sign container image | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| cosign sign -y --key env://COSIGN_PRIVATE_KEY ${{ steps.registry_case.outputs.lowercase }}/${{ steps.build_image.outputs.image }}@${TAGS} | |
| env: | |
| TAGS: ${{ steps.push.outputs.outputs && fromJSON(steps.push.outputs.outputs).digest }} | |
| COSIGN_EXPERIMENTAL: false | |
| COSIGN_PRIVATE_KEY: ${{ secrets.SIGNING_SECRET }} | |
| - name: Echo outputs | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| echo "${{ toJSON(steps.push.outputs) }}" | |
| check: | |
| name: Check all builds successful | |
| runs-on: ubuntu-latest | |
| needs: [build] | |
| steps: | |
| - name: Exit on failure | |
| if: ${{ needs.build.result == 'failure' }} | |
| shell: bash | |
| run: exit 1 | |
| - name: Exit | |
| shell: bash | |
| run: exit 0 |