commit 81046b9e5d20077c4a394c8d5e685ead9c7f609c · pyrox.dev/nixpkgs

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nixos/maintainers/scripts/azure/create-azure.sh

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       #! /bin/sh -e

     

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       BUCKET_NAME=${BUCKET_NAME:-nixos}

     

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       export NIX_PATH=nixpkgs=../../../..

     

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       export NIXOS_CONFIG=$(dirname $(readlink -f $0))/../../../modules/virtualisation/azure-image.nix

     

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       export TIMESTAMP=$(date +%Y%m%d%H%M)

     

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       nix-build '<nixpkgs/nixos>' \

     

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          -A config.system.build.azureImage --argstr system x86_64-linux -o azure --option extra-binary-caches http://hydra.nixos.org -j 10

     

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       azure vm image create nixos-test --location "West Europe" --md5-skip -v --os Linux azure/disk.vhd

nixos/modules/virtualisation/azure-config.nix

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       { config, pkgs, modulesPath, ... }:

     

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       {

     

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         imports = [ "${modulesPath}/virtualisation/azure-image.nix" ];

     

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       }

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nixos/modules/virtualisation/azure-image.nix

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       { config, lib, pkgs, ... }:

     

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       with lib;

     

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       let

     

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         diskSize = "4096";

     

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       in

     

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       {

     

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         imports = [ ../profiles/headless.nix ];

     

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         system.build.azureImage =

     

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           pkgs.vmTools.runInLinuxVM (

     

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             pkgs.runCommand "azure-image"

     

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               { preVM =

     

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                   ''

     

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                     mkdir $out

     

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                     diskImage=$out/$diskImageBase

     

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                     cyl=$(((${diskSize}*1024*1024)/(512*63*255)))

     

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                     size=$(($cyl*255*63*512))              

     

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                     roundedsize=$((($size/(1024*1024)+1)*(1024*1024)))

     

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                     ${pkgs.vmTools.qemu}/bin/qemu-img create -f raw $diskImage $roundedsize

     

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                     mv closure xchg/

     

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                   '';

     

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                 postVM =

     

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                   ''

     

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                     mkdir -p $out

     

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                     ${pkgs.vmTools.qemu}/bin/qemu-img convert -f raw -O vpc $diskImage $out/disk.vhd

     

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                     rm $diskImage

     

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                   '';

     

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                 diskImageBase = "nixos-${config.system.nixosVersion}-${pkgs.stdenv.system}.raw";

     

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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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               }

     

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               ''

     

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                 # Create partition table

     

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                 ${pkgs.parted}/sbin/parted /dev/vda mklabel msdos

     

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                 ${pkgs.parted}/sbin/parted /dev/vda mkpart primary ext4 1 ${diskSize}M

     

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                 ${pkgs.parted}/sbin/parted /dev/vda print

     

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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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                 mkdir -p /mnt/nix/store

     

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                 echo "copying everything (will take a while)..."

     

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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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                 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

     

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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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                 # Install a configuration.nix.

     

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                 mkdir -p /mnt/etc/nixos /mnt/boot/grub

     

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                 cp ${./azure-config.nix} /mnt/etc/nixos/configuration.nix

     

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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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         fileSystems."/".device = "/dev/disk/by-label/nixos";

     

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         boot.kernelParams = [ "console=ttyS0" "earlyprintk=ttyS0" "rootdelay=300" "panic=1" "boot.panic_on_fail" ];

     

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         boot.initrd.kernelModules = [ "hv_vmbus" "hv_netvsc" "hv_utils" "hv_storvsc" ];

     

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         # Generate a GRUB menu. 

     

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         boot.loader.grub.device = "/dev/sda";

     

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         boot.loader.grub.version = 2;

     

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         boot.loader.grub.timeout = 0;

     

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         # Don't put old configurations in the GRUB menu.  The user has no

     

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         # way to select them anyway.

     

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         boot.loader.grub.configurationLimit = 0;

     

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         # Allow root logins only using the SSH key that the user specified

     

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         # at instance creation time.

     

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         services.openssh.enable = true;

     

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         services.openssh.permitRootLogin = "without-password";

     

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         # Force getting the hostname from Azure

     

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         networking.hostName = mkDefault "";

     

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         # Always include cryptsetup so that NixOps can use it.

     

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         environment.systemPackages = [ pkgs.cryptsetup ];

     

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         networking.usePredictableInterfaceNames = false;

     

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         users.extraUsers.root.openssh.authorizedKeys.keys = [ builtins.readFile <ssh-pub-key> ];

     

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       }