Implement kernel signing

files/scripts/installnvidiapackages.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+# Copyright 2025 The Secureblue Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software distributed under the License is
+# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and limitations under the License.
+
+set -oue pipefail
+
+nvidia_packages_list=('nvidia-container-toolkit' 'nvidia-driver-cuda')
+if [[ "$IMAGE_NAME" != *"securecore"* ]]; then
+    nvidia_packages_list+=('libnvidia-fbc' 'libva-nvidia-driver' 'nvidia-driver' 'nvidia-modprobe' 'nvidia-persistenced' 'nvidia-settings')
+fi
+
+curl -L https://nvidia.github.io/libnvidia-container/stable/rpm/nvidia-container-toolkit.repo \
+    -o /etc/yum.repos.d/nvidia-container-toolkit.repo
+sed -i 's/^gpgcheck=0/gpgcheck=1/' /etc/yum.repos.d/nvidia-container-toolkit.repo
+
+curl -L https://negativo17.org/repos/fedora-nvidia.repo -o /etc/yum.repos.d/negativo17-fedora-nvidia.repo
+
+
+sed -i 's/^enabled=0.*/enabled=1/' /etc/yum.repos.d/nvidia-container-toolkit.repo
+sed -i 's/^enabled=0.*/enabled=1\npriority=90/' /etc/yum.repos.d/negativo17-fedora-nvidia.repo
+# required for rpm-ostree to function properly
+# shellcheck disable=SC2068
+rpm-ostree install ${nvidia_packages_list[@]}
+
+kmod_version=$(rpm -qa | grep akmod-nvidia | awk -F':' '{print $(NF)}' | awk -F'-' '{print $(NF-1)}')
+negativo_version=$(rpm -qa | grep nvidia-modprobe | awk -F':' '{print $(NF)}' | awk -F'-' '{print $(NF-1)}')
+
+echo "kmod_version: ${kmod_version}"
+echo "negativo_version: ${negativo_version}"
+if [[ "$kmod_version" != "$negativo_version" ]]; then
+    echo "Version mismatch!"
+    exit 1
+fi
+
+curl -L https://raw.githubusercontent.com/NVIDIA/dgx-selinux/master/bin/RHEL9/nvidia-container.pp \
+    -o nvidia-container.pp
+semodule -i nvidia-container.pp
+
+rm -f nvidia-container.pp
+rm -f /etc/yum.repos.d/negativo17-fedora-nvidia.repo
+rm -f /etc/yum.repos.d/nvidia-container-toolkit.repo