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nixos/virtualisation: format image-related files

This commit is contained in:
phaer 2024-10-17 18:27:37 +02:00
parent 1d7922b778
commit 88b285c01d
12 changed files with 1461 additions and 1179 deletions

View file

@ -1,12 +1,23 @@
{ config, lib, pkgs, ... }:
{
config,
lib,
pkgs,
...
}:
let
inherit (lib) mkOption optionalString types versionAtLeast;
inherit (lib)
mkOption
optionalString
types
versionAtLeast
;
inherit (lib.options) literalExpression;
cfg = config.amazonImage;
amiBootMode = if config.ec2.efi then "uefi" else "legacy-bios";
in {
in
{
imports = [ ../../../modules/virtualisation/amazon-image.nix ];
@ -14,11 +25,11 @@ in {
# experience, which prior to 4.15 was 255.
# https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/nvme-ebs-volumes.html#timeout-nvme-ebs-volumes
config.boot.kernelParams =
let timeout =
if versionAtLeast config.boot.kernelPackages.kernel.version "4.15"
then "4294967295"
else "255";
in [ "nvme_core.io_timeout=${timeout}" ];
let
timeout =
if versionAtLeast config.boot.kernelPackages.kernel.version "4.15" then "4294967295" else "255";
in
[ "nvme_core.io_timeout=${timeout}" ];
options.amazonImage = {
name = mkOption {
@ -34,7 +45,7 @@ in {
}
]
'';
default = [];
default = [ ];
description = ''
This option lists files to be copied to fixed locations in the
generated image. Glob patterns work.
@ -49,15 +60,19 @@ in {
};
format = mkOption {
type = types.enum [ "raw" "qcow2" "vpc" ];
type = types.enum [
"raw"
"qcow2"
"vpc"
];
default = "vpc";
description = "The image format to output";
};
};
config.system.build.amazonImage = let
configFile = pkgs.writeText "configuration.nix"
''
config.system.build.amazonImage =
let
configFile = pkgs.writeText "configuration.nix" ''
{ modulesPath, ... }: {
imports = [ "''${modulesPath}/virtualisation/amazon-image.nix" ];
${optionalString config.ec2.efi ''
@ -70,91 +85,102 @@ in {
}
'';
zfsBuilder = import ../../../lib/make-multi-disk-zfs-image.nix {
inherit lib config configFile pkgs;
inherit (cfg) contents format name;
zfsBuilder = import ../../../lib/make-multi-disk-zfs-image.nix {
inherit
lib
config
configFile
pkgs
;
inherit (cfg) contents format name;
includeChannel = true;
includeChannel = true;
bootSize = 1000; # 1G is the minimum EBS volume
bootSize = 1000; # 1G is the minimum EBS volume
rootSize = cfg.sizeMB;
rootPoolProperties = {
ashift = 12;
autoexpand = "on";
rootSize = cfg.sizeMB;
rootPoolProperties = {
ashift = 12;
autoexpand = "on";
};
datasets = config.ec2.zfs.datasets;
postVM = ''
extension=''${rootDiskImage##*.}
friendlyName=$out/${cfg.name}
rootDisk="$friendlyName.root.$extension"
bootDisk="$friendlyName.boot.$extension"
mv "$rootDiskImage" "$rootDisk"
mv "$bootDiskImage" "$bootDisk"
mkdir -p $out/nix-support
echo "file ${cfg.format} $bootDisk" >> $out/nix-support/hydra-build-products
echo "file ${cfg.format} $rootDisk" >> $out/nix-support/hydra-build-products
${pkgs.jq}/bin/jq -n \
--arg system_label ${lib.escapeShellArg config.system.nixos.label} \
--arg system ${lib.escapeShellArg pkgs.stdenv.hostPlatform.system} \
--arg root_logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$rootDisk" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$bootDisk" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_mode "${amiBootMode}" \
--arg root "$rootDisk" \
--arg boot "$bootDisk" \
'{}
| .label = $system_label
| .boot_mode = $boot_mode
| .system = $system
| .disks.boot.logical_bytes = $boot_logical_bytes
| .disks.boot.file = $boot
| .disks.root.logical_bytes = $root_logical_bytes
| .disks.root.file = $root
' > $out/nix-support/image-info.json
'';
};
datasets = config.ec2.zfs.datasets;
extBuilder = import ../../../lib/make-disk-image.nix {
inherit
lib
config
configFile
pkgs
;
postVM = ''
extension=''${rootDiskImage##*.}
friendlyName=$out/${cfg.name}
rootDisk="$friendlyName.root.$extension"
bootDisk="$friendlyName.boot.$extension"
mv "$rootDiskImage" "$rootDisk"
mv "$bootDiskImage" "$bootDisk"
inherit (cfg) contents format name;
mkdir -p $out/nix-support
echo "file ${cfg.format} $bootDisk" >> $out/nix-support/hydra-build-products
echo "file ${cfg.format} $rootDisk" >> $out/nix-support/hydra-build-products
fsType = "ext4";
partitionTableType = if config.ec2.efi then "efi" else "legacy+gpt";
${pkgs.jq}/bin/jq -n \
--arg system_label ${lib.escapeShellArg config.system.nixos.label} \
--arg system ${lib.escapeShellArg pkgs.stdenv.hostPlatform.system} \
--arg root_logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$rootDisk" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$bootDisk" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_mode "${amiBootMode}" \
--arg root "$rootDisk" \
--arg boot "$bootDisk" \
'{}
| .label = $system_label
| .boot_mode = $boot_mode
| .system = $system
| .disks.boot.logical_bytes = $boot_logical_bytes
| .disks.boot.file = $boot
| .disks.root.logical_bytes = $root_logical_bytes
| .disks.root.file = $root
' > $out/nix-support/image-info.json
'';
};
diskSize = cfg.sizeMB;
extBuilder = import ../../../lib/make-disk-image.nix {
inherit lib config configFile pkgs;
postVM = ''
extension=''${diskImage##*.}
friendlyName=$out/${cfg.name}.$extension
mv "$diskImage" "$friendlyName"
diskImage=$friendlyName
inherit (cfg) contents format name;
mkdir -p $out/nix-support
echo "file ${cfg.format} $diskImage" >> $out/nix-support/hydra-build-products
fsType = "ext4";
partitionTableType = if config.ec2.efi then "efi" else "legacy+gpt";
diskSize = cfg.sizeMB;
postVM = ''
extension=''${diskImage##*.}
friendlyName=$out/${cfg.name}.$extension
mv "$diskImage" "$friendlyName"
diskImage=$friendlyName
mkdir -p $out/nix-support
echo "file ${cfg.format} $diskImage" >> $out/nix-support/hydra-build-products
${pkgs.jq}/bin/jq -n \
--arg system_label ${lib.escapeShellArg config.system.nixos.label} \
--arg system ${lib.escapeShellArg pkgs.stdenv.hostPlatform.system} \
--arg logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$diskImage" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_mode "${amiBootMode}" \
--arg file "$diskImage" \
'{}
| .label = $system_label
| .boot_mode = $boot_mode
| .system = $system
| .logical_bytes = $logical_bytes
| .file = $file
| .disks.root.logical_bytes = $logical_bytes
| .disks.root.file = $file
' > $out/nix-support/image-info.json
'';
};
in if config.ec2.zfs.enable then zfsBuilder else extBuilder;
${pkgs.jq}/bin/jq -n \
--arg system_label ${lib.escapeShellArg config.system.nixos.label} \
--arg system ${lib.escapeShellArg pkgs.stdenv.hostPlatform.system} \
--arg logical_bytes "$(${pkgs.qemu_kvm}/bin/qemu-img info --output json "$diskImage" | ${pkgs.jq}/bin/jq '."virtual-size"')" \
--arg boot_mode "${amiBootMode}" \
--arg file "$diskImage" \
'{}
| .label = $system_label
| .boot_mode = $boot_mode
| .system = $system
| .logical_bytes = $logical_bytes
| .file = $file
| .disks.root.logical_bytes = $logical_bytes
| .disks.root.file = $file
' > $out/nix-support/image-info.json
'';
};
in
if config.ec2.zfs.enable then zfsBuilder else extBuilder;
meta.maintainers = with lib.maintainers; [ arianvp ];
}

View file

@ -1,6 +1,11 @@
# nix-build '<nixpkgs/nixos>' -A config.system.build.openstackImage --arg configuration "{ imports = [ ./nixos/maintainers/scripts/openstack/openstack-image.nix ]; }"
{ config, lib, pkgs, ... }:
{
config,
lib,
pkgs,
...
}:
let
inherit (lib) mkOption types;
copyChannel = true;
@ -12,7 +17,6 @@ in
../../../modules/virtualisation/openstack-config.nix
] ++ (lib.optional copyChannel ../../../modules/installer/cd-dvd/channel.nix);
options.openstackImage = {
name = mkOption {
type = types.str;
@ -33,7 +37,10 @@ in
};
format = mkOption {
type = types.enum [ "raw" "qcow2" ];
type = types.enum [
"raw"
"qcow2"
];
default = "qcow2";
description = "The image format to output";
};
@ -59,13 +66,12 @@ in
inherit (cfg) contents format name;
pkgs = import ../../../.. { inherit (pkgs) system; }; # ensure we use the regular qemu-kvm package
configFile = pkgs.writeText "configuration.nix"
''
{ modulesPath, ... }: {
imports = [ "''${modulesPath}/virtualisation/openstack-config.nix" ];
openstack.zfs.enable = true;
}
'';
configFile = pkgs.writeText "configuration.nix" ''
{ modulesPath, ... }: {
imports = [ "''${modulesPath}/virtualisation/openstack-config.nix" ];
openstack.zfs.enable = true;
}
'';
includeChannel = copyChannel;