forked from mirrors/nixpkgs
Use make-disk-image.nix for VirtualBox images
This commit is contained in:
Eelco Dolstra
parent
f596f0323f
commit
b3347287be
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@ -19,6 +19,9 @@
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# /etc/nixos/configuration.nix.
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configFile ? null
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, # Shell code executed after the VM has finished.
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postVM ? ""
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}:
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with lib;
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@ -35,6 +38,7 @@ pkgs.vmTools.runInLinuxVM (
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buildInputs = [ pkgs.utillinux pkgs.perl pkgs.e2fsprogs pkgs.parted ];
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exportReferencesGraph =
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[ "closure" config.system.build.toplevel ];
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inherit postVM;
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}
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''
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${if partitioned then ''
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@ -68,6 +72,7 @@ pkgs.vmTools.runInLinuxVM (
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mkdir -p /mnt/nix/store
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echo "copying everything (will take a while)..."
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set -f
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cp -prd $storePaths /mnt/nix/store/
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# Register the paths in the Nix database.
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@ -94,6 +99,7 @@ pkgs.vmTools.runInLinuxVM (
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# Generate the GRUB menu.
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ln -s vda /dev/xvda
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ln -s vda /dev/sda
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chroot /mnt ${config.system.build.toplevel}/bin/switch-to-configuration boot
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umount /mnt/proc /mnt/dev /mnt/sys
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@ -11,93 +11,37 @@ in {
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options = {
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virtualbox = {
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baseImageSize = mkOption {
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type = types.str;
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default = "10G";
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type = types.int;
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default = 10 * 1024;
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description = ''
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The size of the VirtualBox base image. The size string should be on
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a format the qemu-img command accepts.
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The size of the VirtualBox base image in MiB.
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'';
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};
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};
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};
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config = {
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system.build.virtualBoxImage =
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pkgs.vmTools.runInLinuxVM (
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pkgs.runCommand "virtualbox-image"
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{ memSize = 768;
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preVM =
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''
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mkdir $out
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diskImage=$out/image
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${pkgs.vmTools.qemu}/bin/qemu-img create -f raw $diskImage "${cfg.baseImageSize}"
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mv closure xchg/
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'';
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postVM =
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''
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echo "creating VirtualBox disk image..."
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${pkgs.vmTools.qemu}/bin/qemu-img convert -f raw -O vdi $diskImage $out/disk.vdi
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rm $diskImage
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'';
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buildInputs = [ pkgs.utillinux pkgs.perl ];
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exportReferencesGraph =
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[ "closure" config.system.build.toplevel ];
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system.build.virtualBoxImage = import ../../lib/make-disk-image.nix {
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inherit pkgs lib config;
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partitioned = true;
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diskSize = cfg.baseImageSize;
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configFile = pkgs.writeText "configuration.nix"
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''
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{
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imports = [ <nixpkgs/nixos/modules/virtualisation/virtualbox-image.nix> ];
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}
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''
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# Create a single / partition.
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${pkgs.parted}/sbin/parted /dev/vda mklabel msdos
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${pkgs.parted}/sbin/parted /dev/vda -- mkpart primary ext2 1M -1s
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. /sys/class/block/vda1/uevent
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mknod /dev/vda1 b $MAJOR $MINOR
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# Create an empty filesystem and mount it.
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${pkgs.e2fsprogs}/sbin/mkfs.ext4 -L nixos /dev/vda1
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${pkgs.e2fsprogs}/sbin/tune2fs -c 0 -i 0 /dev/vda1
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mkdir /mnt
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mount /dev/vda1 /mnt
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# The initrd expects these directories to exist.
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mkdir /mnt/dev /mnt/proc /mnt/sys
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mount --bind /proc /mnt/proc
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mount --bind /dev /mnt/dev
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mount --bind /sys /mnt/sys
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# Copy all paths in the closure to the filesystem.
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storePaths=$(perl ${pkgs.pathsFromGraph} /tmp/xchg/closure)
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echo "filling Nix store..."
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mkdir -p /mnt/nix/store
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set -f
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cp -prd $storePaths /mnt/nix/store/
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mkdir -p /mnt/etc/nix
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echo 'build-users-group = ' > /mnt/etc/nix/nix.conf
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# Register the paths in the Nix database.
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printRegistration=1 perl ${pkgs.pathsFromGraph} /tmp/xchg/closure | \
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chroot /mnt ${config.nix.package}/bin/nix-store --load-db
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# Create the system profile to allow nixos-rebuild to work.
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chroot /mnt ${config.nix.package}/bin/nix-env \
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-p /nix/var/nix/profiles/system --set ${config.system.build.toplevel}
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# `nixos-rebuild' requires an /etc/NIXOS.
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mkdir -p /mnt/etc/nixos
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touch /mnt/etc/NIXOS
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# `switch-to-configuration' requires a /bin/sh
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mkdir -p /mnt/bin
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ln -s ${config.system.build.binsh}/bin/sh /mnt/bin/sh
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# Generate the GRUB menu.
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ln -s vda /dev/sda
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chroot /mnt ${config.system.build.toplevel}/bin/switch-to-configuration boot
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umount /mnt/proc /mnt/dev /mnt/sys
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umount /mnt
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''
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);
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'';
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postVM =
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''
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echo "creating VirtualBox disk image..."
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${pkgs.vmTools.qemu}/bin/qemu-img convert -f raw -O vdi $diskImage $out/disk.vdi
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rm $diskImage
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'';
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};
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system.build.virtualBoxOVA = pkgs.runCommand "virtualbox-ova"
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{ buildInputs = [ pkgs.linuxPackages.virtualbox ];
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vmName = "NixOS ${config.system.nixosVersion} (${pkgs.stdenv.system})";
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@ -118,17 +62,17 @@ in {
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VBoxManage storagectl "$vmName" --name SATA --add sata --portcount 4 --bootable on --hostiocache on
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VBoxManage storageattach "$vmName" --storagectl SATA --port 0 --device 0 --type hdd \
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--medium ${config.system.build.virtualBoxImage}/disk.vdi
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echo "exporting VirtualBox VM..."
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mkdir -p $out
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VBoxManage export "$vmName" --output "$out/$fileName"
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'';
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fileSystems."/".device = "/dev/disk/by-label/nixos";
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boot.loader.grub.version = 2;
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boot.loader.grub.device = "/dev/sda";
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virtualisation.virtualbox.guest.enable = true;
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};
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}
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