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2026-06-06 00:23:11 +00:00
#!/usr/bin/env bash
set -o errexit
set -o nounset
set -o pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck source=00-platform-guard.inc
source "$SCRIPT_DIR/00-platform-guard.inc"
driver_version=""
usage() {
cat <<'EOF'
Usage: sudo ./06-nvidia-tools.sh [--install-driver VERSION]
Without --install-driver, only non-driver diagnostic tools are installed.
EOF
}
while (($# > 0)); do
case "$1" in
--install-driver)
if (($# < 2)); then
printf 'CRITICAL: --install-driver requires a VERSION\n' >&2
exit 2
fi
driver_version="$2"
if [[ ! "$driver_version" =~ ^[0-9]+$ ]]; then
printf 'CRITICAL: NVIDIA driver VERSION must contain digits only\n' >&2
exit 2
fi
shift
;;
-h|--help)
usage
exit 0
;;
*)
printf 'CRITICAL: unknown option: %s\n' "$1" >&2
exit 2
;;
esac
shift
done
if ((EUID != 0)); then
printf 'CRITICAL: NVIDIA tooling setup must run as root\n' >&2
exit 2
fi
require_supported_ubuntu
if ! command -v apt-get >/dev/null 2>&1; then
printf 'CRITICAL: apt-get is required\n' >&2
exit 2
fi
apt-get update
DEBIAN_FRONTEND=noninteractive apt-get install -y nvtop clinfo pciutils
printf '\n== NVIDIA PCI devices ==\n'
lspci -nn | grep -i nvidia || printf 'INFO: no NVIDIA PCI devices detected\n'
printf '\n== NVIDIA runtime ==\n'
if command -v nvidia-smi >/dev/null 2>&1; then
nvidia-smi || printf 'WARNING: nvidia-smi returned an error\n'
else
printf 'INFO: nvidia-smi is not installed\n'
fi
printf '\n== DKMS ==\n'
if command -v dkms >/dev/null 2>&1; then
dkms status || printf 'WARNING: dkms status returned an error\n'
else
printf 'INFO: dkms is not installed\n'
fi
if [[ -n "$driver_version" ]]; then
driver_package="nvidia-driver-$driver_version"
if ! apt-cache show "$driver_package" >/dev/null 2>&1; then
printf 'CRITICAL: requested NVIDIA driver package is unavailable: %s\n' \
"$driver_package" >&2
exit 1
fi
DEBIAN_FRONTEND=noninteractive apt-get install -y "$driver_package"
printf 'WARNING: NVIDIA driver %s was installed; reboot before validation\n' \
"$driver_version"
else
printf 'OK: NVIDIA diagnostic tools installed; no driver was installed\n'
fi