From ced7fc37c268e40e2c267fd2f1ad694b40f762e7 Mon Sep 17 00:00:00 2001 From: Rickard Nilsson Date: Mon, 4 Aug 2014 11:29:51 +0200 Subject: [PATCH] virtualbox-image: Make the image size configurable --- .../virtualisation/virtualbox-image.nix | 228 ++++++++++-------- 1 file changed, 124 insertions(+), 104 deletions(-) diff --git a/nixos/modules/virtualisation/virtualbox-image.nix b/nixos/modules/virtualisation/virtualbox-image.nix index 2e30f4c62f97..f7c350f92216 100644 --- a/nixos/modules/virtualisation/virtualbox-image.nix +++ b/nixos/modules/virtualisation/virtualbox-image.nix @@ -2,112 +2,132 @@ with 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 +let - # Create an empty filesystem and mount it. - ${pkgs.e2fsprogs}/sbin/mkfs.ext4 -L nixos /dev/vda1 - ${pkgs.e2fsprogs}/sbin/tune2fs -c 0 -i 0 /dev/vda1 - mkdir /mnt - mount /dev/vda1 /mnt + cfg = config.virtualbox; - # The initrd expects these directories to exist. - mkdir /mnt/dev /mnt/proc /mnt/sys - mount --bind /proc /mnt/proc - mount --bind /dev /mnt/dev - mount --bind /sys /mnt/sys +in { - # Copy all paths in the closure to the filesystem. - storePaths=$(perl ${pkgs.pathsFromGraph} /tmp/xchg/closure) + options = { + virtualbox = { + baseImageSize = mkOption { + type = types.str; + default = 10G; + description = '' + The size of the VirtualBox base image. The size string should be on + a format the qemu-img command accepts. + ''; + }; + }; + }; - echo "filling Nix store..." - mkdir -p /mnt/nix/store - set -f - cp -prd $storePaths /mnt/nix/store/ - - mkdir -p /mnt/etc/nix - echo 'build-users-group = ' > /mnt/etc/nix/nix.conf - - # 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 "$vmName" --name SATA --add sata --portcount 4 --bootable on --hostiocache on - VBoxManage storageattach "$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; + config = { + 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 $diskImage "${cfg.baseImageSize}" + 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/ + + mkdir -p /mnt/etc/nix + echo 'build-users-group = ' > /mnt/etc/nix/nix.conf + + # 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 "$vmName" --name SATA --add sata --portcount 4 --bootable on --hostiocache on + VBoxManage storageattach "$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; + }; }