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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.virtualbox;
in {
options = {
virtualbox = {
baseImageSize = mkOption {
type = with types; either (enum [ "auto" ]) int;
default = "auto";
example = 50 * 1024;
description = ''
The size of the VirtualBox base image in MiB.
'';
};
memorySize = mkOption {
type = types.int;
default = 1536;
description = ''
The amount of RAM the VirtualBox appliance can use in MiB.
'';
};
vmDerivationName = mkOption {
type = types.str;
default = "nixos-ova-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}";
description = ''
The name of the derivation for the VirtualBox appliance.
'';
};
vmName = mkOption {
type = types.str;
default = "NixOS ${config.system.nixos.label} (${pkgs.stdenv.hostPlatform.system})";
description = ''
The name of the VirtualBox appliance.
'';
};
vmFileName = mkOption {
type = types.str;
default = "nixos-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}.ova";
description = ''
The file name of the VirtualBox appliance.
'';
};
params = mkOption {
type = with types; attrsOf (oneOf [ str int bool (listOf str) ]);
example = {
audio = "alsa";
rtcuseutc = "on";
usb = "off";
};
description = ''
Parameters passed to the Virtualbox appliance.
Run <literal>VBoxManage modifyvm --help</literal> to see more options.
'';
};
exportParams = mkOption {
type = with types; listOf (oneOf [ str int bool (listOf str) ]);
example = [
"--vsys" "0" "--vendor" "ACME Inc."
];
default = [];
description = ''
Parameters passed to the Virtualbox export command.
Run <literal>VBoxManage export --help</literal> to see more options.
'';
};
extraDisk = mkOption {
description = ''
Optional extra disk/hdd configuration.
The disk will be an 'ext4' partition on a separate VMDK file.
'';
default = null;
example = {
label = "storage";
mountPoint = "/home/demo/storage";
size = 100 * 1024;
};
type = types.nullOr (types.submodule {
options = {
size = mkOption {
type = types.int;
description = "Size in MiB";
};
label = mkOption {
type = types.str;
default = "vm-extra-storage";
description = "Label for the disk partition";
};
mountPoint = mkOption {
type = types.str;
description = "Path where to mount this disk.";
};
};
});
};
};
};
config = {
virtualbox.params = mkMerge [
(mapAttrs (name: mkDefault) {
acpi = "on";
vram = 32;
nictype1 = "virtio";
nic1 = "nat";
audiocontroller = "ac97";
audio = "alsa";
audioout = "on";
graphicscontroller = "vmsvga";
rtcuseutc = "on";
usb = "on";
usbehci = "on";
mouse = "usbtablet";
})
(mkIf (pkgs.stdenv.hostPlatform.system == "i686-linux") { pae = "on"; })
];
system.build.virtualBoxOVA = import ../../lib/make-disk-image.nix {
name = cfg.vmDerivationName;
inherit pkgs lib config;
partitionTableType = "legacy";
diskSize = cfg.baseImageSize;
postVM =
''
export HOME=$PWD
export PATH=${pkgs.virtualbox}/bin:$PATH
echo "creating VirtualBox pass-through disk wrapper (no copying involved)..."
VBoxManage internalcommands createrawvmdk -filename disk.vmdk -rawdisk $diskImage
${optionalString (cfg.extraDisk != null) ''
echo "creating extra disk: data-disk.raw"
dataDiskImage=data-disk.raw
truncate -s ${toString cfg.extraDisk.size}M $dataDiskImage
parted --script $dataDiskImage -- \
mklabel msdos \
mkpart primary ext4 1MiB -1
eval $(partx $dataDiskImage -o START,SECTORS --nr 1 --pairs)
mkfs.ext4 -F -L ${cfg.extraDisk.label} $dataDiskImage -E offset=$(sectorsToBytes $START) $(sectorsToKilobytes $SECTORS)K
echo "creating extra disk: data-disk.vmdk"
VBoxManage internalcommands createrawvmdk -filename data-disk.vmdk -rawdisk $dataDiskImage
''}
echo "creating VirtualBox VM..."
vmName="${cfg.vmName}";
VBoxManage createvm --name "$vmName" --register \
--ostype ${if pkgs.stdenv.hostPlatform.system == "x86_64-linux" then "Linux26_64" else "Linux26"}
VBoxManage modifyvm "$vmName" \
--memory ${toString cfg.memorySize} \
${lib.cli.toGNUCommandLineShell { } cfg.params}
VBoxManage storagectl "$vmName" --name SATA --add sata --portcount 4 --bootable on --hostiocache on
VBoxManage storageattach "$vmName" --storagectl SATA --port 0 --device 0 --type hdd \
--medium disk.vmdk
${optionalString (cfg.extraDisk != null) ''
VBoxManage storageattach "$vmName" --storagectl SATA --port 1 --device 0 --type hdd \
--medium data-disk.vmdk
''}
echo "exporting VirtualBox VM..."
mkdir -p $out
fn="$out/${cfg.vmFileName}"
VBoxManage export "$vmName" --output "$fn" --options manifest ${escapeShellArgs cfg.exportParams}
rm -v $diskImage
mkdir -p $out/nix-support
echo "file ova $fn" >> $out/nix-support/hydra-build-products
'';
};
fileSystems = {
"/" = {
device = "/dev/disk/by-label/nixos";
autoResize = true;
fsType = "ext4";
};
} // (lib.optionalAttrs (cfg.extraDisk != null) {
${cfg.extraDisk.mountPoint} = {
device = "/dev/disk/by-label/" + cfg.extraDisk.label;
autoResize = true;
fsType = "ext4";
};
});
boot.growPartition = true;
boot.loader.grub.device = "/dev/sda";
swapDevices = [{
device = "/var/swap";
size = 2048;
}];
virtualisation.virtualbox.guest.enable = true;
};
}
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