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types lvm_vg: inline lvm_lv type

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This commit is contained in:
lassulus 2023-04-07 15:08:20 +02:00
parent d6f062ea11
commit 654ecb386e
6 changed files with 49 additions and 93 deletions
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55
types/lvm_vg.nix
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@ -12,7 +12,30 @@
description = "Type";
};
lvs = lib.mkOption {
type = lib.types.attrsOf subTypes.lvm_lv;
type = lib.types.attrsOf (lib.types.submodule ({ config, ... }: {
options = {
name = lib.mkOption {
type = lib.types.str;
default = config._module.args.name;
description = "Name of the logical volume";
};
size = lib.mkOption {
type = lib.types.str; # TODO lvm size type
description = "Size of the logical volume";
};
lvm_type = lib.mkOption {
type = lib.types.nullOr (lib.types.enum [ "mirror" "raid0" "raid1" ]); # TODO add all lib.types
default = null; # maybe there is always a default type?
description = "LVM type";
};
extraArgs = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [ ];
description = "Extra arguments";
};
content = diskoLib.partitionType;
};
}));
default = { };
description = "LVS for the volume group";
};
@ -21,7 +44,9 @@
readOnly = true;
type = diskoLib.jsonType;
default =
diskoLib.deepMergeMap (lv: lv._meta [ "lvm_vg" config.name ]) (lib.attrValues config.lvs);
diskoLib.deepMergeMap (lv:
lib.optionalAttrs (lv.content != null) (lv.content._meta [ "lvm_vg" config.name ])
) (lib.attrValues config.lvs);
description = "Metadata";
};
_create = diskoLib.mkCreateOption {
@ -30,14 +55,25 @@
readarray -t lvm_devices < <(cat "$disko_devices_dir"/lvm_${config.name})
vgcreate ${config.name} \
"''${lvm_devices[@]}"
${lib.concatMapStrings (lv: lv._create {vg = config.name; }) (lib.attrValues config.lvs)}
${lib.concatMapStrings (lv: ''
lvcreate \
--yes \
${if lib.hasInfix "%" lv.size then "-l" else "-L"} ${lv.size} \
-n ${lv.name} \
${lib.optionalString (lv.lvm_type != null) "--type=${lv.lvm_type}"} \
${toString lv.extraArgs} \
${config.name}
${lib.optionalString (lv.content != null) (lv.content._create {dev = "/dev/${config.name}/${lv.name}";})}
'') (lib.attrValues config.lvs)}
'';
};
_mount = diskoLib.mkMountOption {
inherit config options;
default = _:
let
lvMounts = diskoLib.deepMergeMap (lv: lv._mount { vg = config.name; }) (lib.attrValues config.lvs);
lvMounts = diskoLib.deepMergeMap (lv:
lib.optionalAttrs (lv.content != null) (lv.content._mount { dev = "/dev/${config.name}/${lv.name}"; })
) (lib.attrValues config.lvs);
in
{
dev = ''
@ -51,14 +87,21 @@
internal = true;
readOnly = true;
default =
map (lv: lv._config config.name) (lib.attrValues config.lvs);
map (lv: [
(lib.optional (lv.content != null) (lv.content._config "/dev/${config.name}/${lv.name}"))
(lib.optional (lv.lvm_type != null) {
boot.initrd.kernelModules = [ "dm-${lv.lvm_type}" ];
})
]) (lib.attrValues config.lvs);
description = "NixOS configuration";
};
_pkgs = lib.mkOption {
internal = true;
readOnly = true;
type = lib.types.functionTo (lib.types.listOf lib.types.package);
default = pkgs: lib.flatten (map (lv: lv._pkgs pkgs) (lib.attrValues config.lvs));
default = pkgs: lib.flatten (map (lv:
lib.optional (lv.content != null) (lv.content._pkgs pkgs)
) (lib.attrValues config.lvs));
description = "Packages";
};
};