128 lines
4.6 KiB
Nix
128 lines
4.6 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
|
|
{
|
|
imports = [
|
|
(lib.mkRenamedOptionModule
|
|
[ "virtualisation" "containers" "cdi" "dynamic" "nvidia" "enable" ]
|
|
[ "hardware" "nvidia-container-toolkit" "enable" ])
|
|
];
|
|
|
|
options = let
|
|
mountType = {
|
|
options = {
|
|
hostPath = lib.mkOption {
|
|
type = lib.types.str;
|
|
description = "Host path.";
|
|
};
|
|
containerPath = lib.mkOption {
|
|
type = lib.types.str;
|
|
description = "Container path.";
|
|
};
|
|
mountOptions = lib.mkOption {
|
|
default = [ "ro" "nosuid" "nodev" "bind" ];
|
|
type = lib.types.listOf lib.types.str;
|
|
description = "Mount options.";
|
|
};
|
|
};
|
|
};
|
|
in {
|
|
|
|
hardware.nvidia-container-toolkit = {
|
|
enable = lib.mkOption {
|
|
default = false;
|
|
type = lib.types.bool;
|
|
description = ''
|
|
Enable dynamic CDI configuration for NVidia devices by running
|
|
nvidia-container-toolkit on boot.
|
|
'';
|
|
};
|
|
|
|
mounts = lib.mkOption {
|
|
type = lib.types.listOf (lib.types.submodule mountType);
|
|
default = [];
|
|
description = "Mounts to be added to every container under the Nvidia CDI profile.";
|
|
};
|
|
|
|
mount-nvidia-executables = lib.mkOption {
|
|
default = true;
|
|
type = lib.types.bool;
|
|
description = ''
|
|
Mount executables nvidia-smi, nvidia-cuda-mps-control, nvidia-cuda-mps-server,
|
|
nvidia-debugdump, nvidia-powerd and nvidia-ctk on containers.
|
|
'';
|
|
};
|
|
|
|
mount-nvidia-docker-1-directories = lib.mkOption {
|
|
default = true;
|
|
type = lib.types.bool;
|
|
description = ''
|
|
Mount nvidia-docker-1 directories on containers: /usr/local/nvidia/lib and
|
|
/usr/local/nvidia/lib64.
|
|
'';
|
|
};
|
|
};
|
|
|
|
};
|
|
|
|
config = {
|
|
|
|
virtualisation.docker.daemon.settings = lib.mkIf
|
|
(config.hardware.nvidia-container-toolkit.enable &&
|
|
(lib.versionAtLeast config.virtualisation.docker.package.version "25")) {
|
|
features.cdi = true;
|
|
};
|
|
|
|
hardware.nvidia-container-toolkit.mounts = let
|
|
nvidia-driver = config.hardware.nvidia.package;
|
|
in (lib.mkMerge [
|
|
[{ hostPath = pkgs.addDriverRunpath.driverLink;
|
|
containerPath = pkgs.addDriverRunpath.driverLink; }
|
|
{ hostPath = "${lib.getLib pkgs.glibc}/lib";
|
|
containerPath = "${lib.getLib pkgs.glibc}/lib"; }
|
|
{ hostPath = "${lib.getLib pkgs.glibc}/lib64";
|
|
containerPath = "${lib.getLib pkgs.glibc}/lib64"; }]
|
|
(lib.mkIf config.hardware.nvidia-container-toolkit.mount-nvidia-executables
|
|
[{ hostPath = lib.getExe' nvidia-driver "nvidia-cuda-mps-control";
|
|
containerPath = "/usr/bin/nvidia-cuda-mps-control"; }
|
|
{ hostPath = lib.getExe' nvidia-driver "nvidia-cuda-mps-server";
|
|
containerPath = "/usr/bin/nvidia-cuda-mps-server"; }
|
|
{ hostPath = lib.getExe' nvidia-driver "nvidia-debugdump";
|
|
containerPath = "/usr/bin/nvidia-debugdump"; }
|
|
{ hostPath = lib.getExe' nvidia-driver "nvidia-powerd";
|
|
containerPath = "/usr/bin/nvidia-powerd"; }
|
|
{ hostPath = lib.getExe' nvidia-driver "nvidia-smi";
|
|
containerPath = "/usr/bin/nvidia-smi"; }])
|
|
# nvidia-docker 1.0 uses /usr/local/nvidia/lib{,64}
|
|
# e.g.
|
|
# - https://gitlab.com/nvidia/container-images/cuda/-/blob/e3ff10eab3a1424fe394899df0e0f8ca5a410f0f/dist/12.3.1/ubi9/base/Dockerfile#L44
|
|
# - https://github.com/NVIDIA/nvidia-docker/blob/01d2c9436620d7dde4672e414698afe6da4a282f/src/nvidia/volumes.go#L104-L173
|
|
(lib.mkIf config.hardware.nvidia-container-toolkit.mount-nvidia-docker-1-directories
|
|
[{ hostPath = "${lib.getLib nvidia-driver}/lib";
|
|
containerPath = "/usr/local/nvidia/lib"; }
|
|
{ hostPath = "${lib.getLib nvidia-driver}/lib";
|
|
containerPath = "/usr/local/nvidia/lib64"; }])
|
|
]);
|
|
|
|
systemd.services.nvidia-container-toolkit-cdi-generator = lib.mkIf config.hardware.nvidia-container-toolkit.enable {
|
|
description = "Container Device Interface (CDI) for Nvidia generator";
|
|
wantedBy = [ "multi-user.target" ];
|
|
after = [ "systemd-udev-settle.service" ];
|
|
serviceConfig = {
|
|
RuntimeDirectory = "cdi";
|
|
RemainAfterExit = true;
|
|
ExecStart =
|
|
let
|
|
script = pkgs.callPackage ./cdi-generate.nix {
|
|
inherit (config.hardware.nvidia-container-toolkit) mounts;
|
|
nvidia-driver = config.hardware.nvidia.package;
|
|
};
|
|
in
|
|
lib.getExe script;
|
|
Type = "oneshot";
|
|
};
|
|
};
|
|
|
|
};
|
|
|
|
}
|