diff options
Diffstat (limited to 'nixos/modules/virtualisation/virtualbox-image.nix')
-rw-r--r-- | nixos/modules/virtualisation/virtualbox-image.nix | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/nixos/modules/virtualisation/virtualbox-image.nix b/nixos/modules/virtualisation/virtualbox-image.nix new file mode 100644 index 000000000000..beed36b6a516 --- /dev/null +++ b/nixos/modules/virtualisation/virtualbox-image.nix @@ -0,0 +1,110 @@ +{ config, pkgs, ... }: + +with pkgs.lib; + +{ + system.build.virtualBoxImage = + pkgs.vmTools.runInLinuxVM ( + pkgs.runCommand "virtualbox-image" + { memSize = 768; + preVM = + '' + mkdir $out + diskImage=$out/image + ${pkgs.vmTools.qemu}/bin/qemu-img create -f raw $diskImage "10G" + mv closure xchg/ + ''; + postVM = + '' + echo "creating VirtualBox disk image..." + ${pkgs.vmTools.qemu}/bin/qemu-img convert -f raw -O vdi $diskImage $out/disk.vdi + rm $diskImage + ''; + buildInputs = [ pkgs.utillinux pkgs.perl ]; + exportReferencesGraph = + [ "closure" config.system.build.toplevel ]; + } + '' + # Create a single / partition. + ${pkgs.parted}/sbin/parted /dev/vda mklabel msdos + ${pkgs.parted}/sbin/parted /dev/vda -- mkpart primary ext2 1M -1s + . /sys/class/block/vda1/uevent + mknod /dev/vda1 b $MAJOR $MINOR + + # Create an empty filesystem and mount it. + ${pkgs.e2fsprogs}/sbin/mkfs.ext4 -L nixos /dev/vda1 + ${pkgs.e2fsprogs}/sbin/tune2fs -c 0 -i 0 /dev/vda1 + mkdir /mnt + mount /dev/vda1 /mnt + + # The initrd expects these directories to exist. + mkdir /mnt/dev /mnt/proc /mnt/sys + mount --bind /proc /mnt/proc + mount --bind /dev /mnt/dev + mount --bind /sys /mnt/sys + + # Copy all paths in the closure to the filesystem. + storePaths=$(perl ${pkgs.pathsFromGraph} /tmp/xchg/closure) + + echo "filling Nix store..." + mkdir -p /mnt/nix/store + set -f + cp -prd $storePaths /mnt/nix/store/ + + # Register the paths in the Nix database. + printRegistration=1 perl ${pkgs.pathsFromGraph} /tmp/xchg/closure | \ + chroot /mnt ${config.nix.package}/bin/nix-store --load-db + + # Create the system profile to allow nixos-rebuild to work. + chroot /mnt ${config.nix.package}/bin/nix-env \ + -p /nix/var/nix/profiles/system --set ${config.system.build.toplevel} + + # `nixos-rebuild' requires an /etc/NIXOS. + mkdir -p /mnt/etc/nixos + touch /mnt/etc/NIXOS + + # `switch-to-configuration' requires a /bin/sh + mkdir -p /mnt/bin + ln -s ${config.system.build.binsh}/bin/sh /mnt/bin/sh + + # Generate the GRUB menu. + ln -s vda /dev/sda + chroot /mnt ${config.system.build.toplevel}/bin/switch-to-configuration boot + + umount /mnt/proc /mnt/dev /mnt/sys + umount /mnt + '' + ); + + system.build.virtualBoxOVA = pkgs.runCommand "virtualbox-ova" + { buildInputs = [ pkgs.linuxPackages.virtualbox ]; + vmName = "NixOS ${config.system.nixosVersion} (${pkgs.stdenv.system})"; + fileName = "nixos-${config.system.nixosVersion}-${pkgs.stdenv.system}.ova"; + } + '' + echo "creating VirtualBox VM..." + export HOME=$PWD + VBoxManage createvm --name "$vmName" --register \ + --ostype ${if pkgs.stdenv.system == "x86_64-linux" then "Linux26_64" else "Linux26"} + VBoxManage modifyvm "$vmName" \ + --memory 1536 --acpi on --vram 10 \ + --nictype1 virtio --nic1 nat \ + --audiocontroller ac97 --audio alsa \ + --rtcuseutc on \ + --usb on --mouse usbtablet + VBoxManage storagectl "$vmName" --name SATA --add sata --sataportcount 4 --bootable on --hostiocache on + VBoxManage storageattach "$vmName" --storagectl SATA --port 0 --device 0 --type hdd \ + --medium ${config.system.build.virtualBoxImage}/disk.vdi + + echo "exporting VirtualBox VM..." + mkdir -p $out + VBoxManage export "$vmName" --output "$out/$fileName" + ''; + + fileSystems."/".device = "/dev/disk/by-label/nixos"; + + boot.loader.grub.version = 2; + boot.loader.grub.device = "/dev/sda"; + + services.virtualbox.enable = true; +} |