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types: split zfs_dataset into zfs_fs & zfs_volume

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lassulus 2023-04-07 18:29:48 +02:00
parent 654ecb386e
commit 7d70009c26
7 changed files with 100 additions and 46 deletions
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73
types/zfs_volume.nix Normal file
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@ -0,0 +1,73 @@
{ config, options, lib, diskoLib, optionTypes, rootMountPoint, ... }:
{
options = {
name = lib.mkOption {
type = lib.types.str;
default = config._module.args.name;
description = "Name of the dataset";
};
type = lib.mkOption {
type = lib.types.enum [ "zfs_volume" ];
default = "zfs_volume";
internal = true;
description = "Type";
};
options = lib.mkOption {
type = lib.types.attrsOf lib.types.str;
default = { };
description = "Options to set for the dataset";
};
mountOptions = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [ "defaults" ];
description = "Mount options";
};
# volume options
size = lib.mkOption {
type = lib.types.nullOr lib.types.str; # TODO size
default = null;
description = "Size of the dataset";
};
content = diskoLib.partitionType;
_meta = lib.mkOption {
internal = true;
readOnly = true;
type = lib.types.functionTo diskoLib.jsonType;
default = dev:
lib.optionalAttrs (config.content != null) (config.content._meta dev);
description = "Metadata";
};
_create = diskoLib.mkCreateOption {
inherit config options;
default = { zpool }: ''
zfs create ${zpool}/${config.name} \
${lib.concatStringsSep " " (lib.mapAttrsToList (n: v: "-o ${n}=${v}") config.options)} -V ${config.size}
udevadm trigger --subsystem-match=block; udevadm settle
${lib.optionalString (config.content != null) (config.content._create {dev = "/dev/zvol/${zpool}/${config.name}";})}
'';
};
_mount = diskoLib.mkMountOption {
inherit config options;
default = { zpool }:
lib.optionalAttrs (config.content != null) (config.content._mount { dev = "/dev/zvol/${zpool}/${config.name}"; });
};
_config = lib.mkOption {
internal = true;
readOnly = true;
default = zpool:
lib.optional (config.content != null) (config.content._config "/dev/zvol/${zpool}/${config.name}");
description = "NixOS configuration";
};
_pkgs = lib.mkOption {
internal = true;
readOnly = true;
type = lib.types.functionTo (lib.types.listOf lib.types.package);
default = pkgs: [ pkgs.util-linux ] ++ lib.optionals (config.content != null) (config.content._pkgs pkgs);
description = "Packages";
};
};
}