nixpkgs/nixos/modules/virtualisation/hyperv-image.nix

88 lines
1.9 KiB
Nix

{
config,
pkgs,
lib,
...
}:
with lib;
let
cfg = config.hyperv;
in
{
imports = [
./disk-size-option.nix
(lib.mkRenamedOptionModuleWith {
sinceRelease = 2411;
from = [
"hyperv"
"baseImageSize"
];
to = [
"virtualisation"
"diskSize"
];
})
];
options = {
hyperv = {
vmDerivationName = mkOption {
type = types.str;
default = "nixos-hyperv-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}";
description = ''
The name of the derivation for the hyper-v appliance.
'';
};
vmFileName = mkOption {
type = types.str;
default = "nixos-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}.vhdx";
description = ''
The file name of the hyper-v appliance.
'';
};
};
};
config = {
# Use a priority just below mkOptionDefault (1500) instead of lib.mkDefault
# to avoid breaking existing configs using that.
virtualisation.diskSize = lib.mkOverride 1490 (4 * 1024);
system.build.hypervImage = import ../../lib/make-disk-image.nix {
name = cfg.vmDerivationName;
postVM = ''
${pkgs.vmTools.qemu}/bin/qemu-img convert -f raw -o subformat=dynamic -O vhdx $diskImage $out/${cfg.vmFileName}
rm $diskImage
'';
format = "raw";
inherit (config.virtualisation) diskSize;
partitionTableType = "efi";
inherit config lib pkgs;
};
fileSystems."/" = {
device = "/dev/disk/by-label/nixos";
autoResize = true;
fsType = "ext4";
};
fileSystems."/boot" = {
device = "/dev/disk/by-label/ESP";
fsType = "vfat";
};
boot.growPartition = true;
boot.loader.grub = {
device = "nodev";
efiSupport = true;
efiInstallAsRemovable = true;
};
virtualisation.hypervGuest.enable = true;
};
}