feat: build nvidia open source kernel module (#220)

Co-authored-by: Kyle Gospodnetich <me@kylegospodneti.ch>

Author: p5

.github/workflows/reusable-build.yml

@@ -38,6 +38,7 @@ jobs:
           - common
           - extra
           - nvidia
+          - nvidia-open
           - zfs
         exclude:
           - fedora_version: 39

Containerfile.nvidia

@@ -48,7 +48,7 @@ RUN --mount=type=cache,dst=/var/cache/dnf \
     ; else \
        export KERNEL_NAME="kernel-surface" \
     ; fi && \
-    /tmp/build-kmod-nvidia.sh 550 && \
+    /tmp/build-kmod-nvidia.sh kernel && \
     /tmp/dual-sign.sh && \
     for RPM in $(find /var/cache/akmods/ -type f -name \*.rpm); do \
         cp "${RPM}" /var/cache/rpms/kmods/; \

Containerfile.nvidia-open

@@ -0,0 +1,63 @@
+###
+### Containerfile.nvidia - used to build ONLY NVIDIA kmods
+###
+
+ARG FEDORA_MAJOR_VERSION="${FEDORA_MAJOR_VERSION:-40}"
+ARG KERNEL_FLAVOR="${KERNEL_FLAVOR:-main}"
+ARG KERNEL_IMAGE="${KERNEL_IMAGE:-${KERNEL_FLAVOR}-kernel}"
+ARG KERNEL_ORG="${KERNEL_ORG:-ublue-os}"
+ARG KERNEL_BASE="ghcr.io/${KERNEL_ORG}/${KERNEL_IMAGE}:${FEDORA_MAJOR_VERSION}"
+ARG BUILDER_IMAGE="${BUILDER_IMAGE:-quay.io/fedora/fedora}"
+ARG BUILDER_BASE="${BUILDER_IMAGE}:${FEDORA_MAJOR_VERSION}"
+FROM ${KERNEL_BASE} AS kernel_cache
+FROM ${BUILDER_BASE} AS builder
+
+ARG FEDORA_MAJOR_VERSION="${FEDORA_MAJOR_VERSION:-40}"
+ARG KERNEL_FLAVOR="${KERNEL_FLAVOR:-main}"
+ARG RPMFUSION_MIRROR=""
+ARG DUAL_SIGN="true"
+
+COPY build*.sh dual-sign*.sh /tmp/
+COPY certs /tmp/certs
+
+# cached kernel rpms
+COPY --from=kernel_cache /tmp/rpms /tmp/kernel_cache
+
+# files for nvidia
+COPY ublue-os-nvidia-addons.spec /tmp/ublue-os-nvidia-addons/ublue-os-nvidia-addons.spec
+COPY ublue-os-ucore-nvidia.spec /tmp/ublue-os-ucore-nvidia/ublue-os-ucore-nvidia.spec
+COPY files/etc/sway/environment /tmp/ublue-os-nvidia-addons/rpmbuild/SOURCES/environment
+COPY files/usr/lib/systemd/system/ublue-nvctk-cdi.service /tmp/ublue-os-nvidia-addons/rpmbuild/SOURCES/ublue-nvctk-cdi.service
+COPY files/usr/lib/systemd/system/ublue-nvctk-cdi.service /tmp/ublue-os-ucore-nvidia/rpmbuild/SOURCES/ublue-nvctk-cdi.service
+COPY files/usr/lib/systemd/system-preset/70-ublue-nvctk-cdi.preset /tmp/ublue-os-nvidia-addons/rpmbuild/SOURCES/70-ublue-nvctk-cdi.preset
+COPY files/usr/lib/systemd/system-preset/70-ublue-nvctk-cdi.preset /tmp/ublue-os-ucore-nvidia/rpmbuild/SOURCES/70-ublue-nvctk-cdi.preset
+
+
+RUN --mount=type=cache,dst=/var/cache/dnf \
+    /tmp/build-prep.sh && \
+    if [[ "${KERNEL_FLAVOR}" =~ "coreos" ]]; then \
+      /tmp/build-ublue-os-ucore-nvidia.sh && \
+      cp /tmp/ublue-os-ucore-nvidia/rpmbuild/RPMS/noarch/ublue-os-ucore-nvidia*.rpm \
+        /var/cache/rpms/ucore/ \
+    ; fi && \
+    /tmp/build-ublue-os-nvidia-addons.sh && \
+    cp /tmp/ublue-os-nvidia-addons/rpmbuild/RPMS/noarch/ublue-os-nvidia-addons*.rpm \
+      /var/cache/rpms/ublue-os/ && \
+    if grep -qv "surface" <<< "${KERNEL_FLAVOR}"; then \
+       export KERNEL_NAME="kernel" \
+    ; else \
+       export KERNEL_NAME="kernel-surface" \
+    ; fi && \
+    /tmp/build-kmod-nvidia.sh kernel-open && \
+    /tmp/dual-sign.sh && \
+    for RPM in $(find /var/cache/akmods/ -type f -name \*.rpm); do \
+        cp "${RPM}" /var/cache/rpms/kmods/; \
+    done && \
+    for RPM in $(find /root/rpmbuild/RPMS/"$(uname -m)"/ -type f -name \*.rpm); do \
+        cp "${RPM}" /var/cache/rpms/kmods/; \
+    done && \
+    find /var/cache/rpms
+
+FROM scratch
+
+COPY --from=builder /var/cache/rpms /rpms

build-kmod-nvidia.sh

@@ -3,6 +3,7 @@
 set -oeux pipefail
 
 RELEASE="$(rpm -E '%fedora.%_arch')"
+KERNEL_MODULE_TYPE="${1:-kernel}"
 
 cd /tmp
 
@@ -20,20 +21,23 @@ rpm -qa |grep nvidia
 KERNEL_VERSION="$(rpm -q "${KERNEL_NAME}" --queryformat '%{VERSION}-%{RELEASE}.%{ARCH}')"
 NVIDIA_AKMOD_VERSION="$(basename "$(rpm -q "akmod-nvidia" --queryformat '%{VERSION}-%{RELEASE}')" ".fc${RELEASE%%.*}")"
 
+sed -i "s/^MODULE_VARIANT=.*/MODULE_VARIANT=$KERNEL_MODULE_TYPE/" /etc/nvidia/kernel.conf
 
 akmods --force --kernels "${KERNEL_VERSION}" --kmod "nvidia"
 
 modinfo /usr/lib/modules/${KERNEL_VERSION}/extra/nvidia/nvidia{,-drm,-modeset,-peermem,-uvm}.ko.xz > /dev/null || \
 (cat /var/cache/akmods/nvidia/${NVIDIA_AKMOD_VERSION}-for-${KERNEL_VERSION}.failed.log && exit 1)
 
+# View license information
+modinfo -l /usr/lib/modules/${KERNEL_VERSION}/extra/nvidia/nvidia{,-drm,-modeset,-peermem,-uvm}.ko.xz
 
 # create a directory for later copying of resulting nvidia specific artifacts
 mkdir -p /var/cache/rpms/kmods/nvidia
 
 
 cat <<EOF > /var/cache/rpms/kmods/nvidia-vars
 KERNEL_VERSION=${KERNEL_VERSION}
+KERNEL_MODULE_TYPE=${KERNEL_MODULE_TYPE}
 RELEASE=${RELEASE}
 NVIDIA_AKMOD_VERSION=${NVIDIA_AKMOD_VERSION}
 EOF
-