nixos/services.snapper: remove with lib; (#339096)
This commit is contained in:
Felix Bühler
GitHub
commit
3ffbdee67c
@ -4,17 +4,14 @@
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lib,
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...
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}:
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with lib;
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let
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cfg = config.services.snapper;
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mkValue =
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v:
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if isList v then
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if lib.isList v then
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"\"${
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concatMapStringsSep " " (escape [
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lib.concatMapStringsSep " " (lib.escape [
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"\\"
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" "
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]) v
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@ -23,7 +20,7 @@ let
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"yes"
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else if v == false then
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"no"
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else if isString v then
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else if lib.isString v then
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"\"${v}\""
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else
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builtins.toJSON v;
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@ -33,14 +30,14 @@ let
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# "it's recommended to always specify the filesystem type" -- man snapper-configs
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defaultOf = k: if k == "FSTYPE" then null else configOptions.${k}.default or null;
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safeStr = types.strMatching "[^\n\"]*" // {
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safeStr = lib.types.strMatching "[^\n\"]*" // {
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description = "string without line breaks or quotes";
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descriptionClass = "conjunction";
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};
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configOptions = {
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SUBVOLUME = mkOption {
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type = types.path;
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SUBVOLUME = lib.mkOption {
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type = lib.types.path;
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description = ''
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Path of the subvolume or mount point.
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This path is a subvolume and has to contain a subvolume named
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@ -49,16 +46,16 @@ let
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'';
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};
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FSTYPE = mkOption {
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type = types.enum [ "btrfs" ];
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FSTYPE = lib.mkOption {
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type = lib.types.enum [ "btrfs" ];
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default = "btrfs";
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description = ''
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Filesystem type. Only btrfs is stable and tested.
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'';
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};
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ALLOW_GROUPS = mkOption {
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type = types.listOf safeStr;
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ALLOW_GROUPS = lib.mkOption {
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type = lib.types.listOf safeStr;
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default = [ ];
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description = ''
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List of groups allowed to operate with the config.
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@ -67,8 +64,8 @@ let
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'';
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};
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ALLOW_USERS = mkOption {
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type = types.listOf safeStr;
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ALLOW_USERS = lib.mkOption {
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type = lib.types.listOf safeStr;
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default = [ ];
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example = [ "alice" ];
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description = ''
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@ -79,64 +76,64 @@ let
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'';
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};
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TIMELINE_CLEANUP = mkOption {
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type = types.bool;
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TIMELINE_CLEANUP = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Defines whether the timeline cleanup algorithm should be run for the config.
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'';
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};
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TIMELINE_CREATE = mkOption {
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type = types.bool;
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TIMELINE_CREATE = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Defines whether hourly snapshots should be created.
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'';
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};
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TIMELINE_LIMIT_HOURLY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_HOURLY = lib.mkOption {
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type = lib.types.int;
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default = 10;
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description = ''
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Limits for timeline cleanup.
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'';
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};
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TIMELINE_LIMIT_DAILY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_DAILY = lib.mkOption {
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type = lib.types.int;
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default = 10;
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description = ''
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Limits for timeline cleanup.
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'';
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};
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TIMELINE_LIMIT_WEEKLY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_WEEKLY = lib.mkOption {
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type = lib.types.int;
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default = 0;
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description = ''
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Limits for timeline cleanup.
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'';
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};
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TIMELINE_LIMIT_MONTHLY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_MONTHLY = lib.mkOption {
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type = lib.types.int;
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default = 10;
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description = ''
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Limits for timeline cleanup.
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'';
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};
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TIMELINE_LIMIT_QUARTERLY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_QUARTERLY = lib.mkOption {
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type = lib.types.int;
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default = 0;
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description = ''
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Limits for timeline cleanup.
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'';
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};
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TIMELINE_LIMIT_YEARLY = mkOption {
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type = types.int;
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TIMELINE_LIMIT_YEARLY = lib.mkOption {
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type = lib.types.int;
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default = 10;
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description = ''
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Limits for timeline cleanup.
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@ -148,16 +145,16 @@ in
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{
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options.services.snapper = {
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snapshotRootOnBoot = mkOption {
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type = types.bool;
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snapshotRootOnBoot = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Whether to snapshot root on boot
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'';
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};
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snapshotInterval = mkOption {
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type = types.str;
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snapshotInterval = lib.mkOption {
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type = lib.types.str;
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default = "hourly";
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description = ''
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Snapshot interval.
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@ -167,9 +164,9 @@ in
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'';
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};
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persistentTimer = mkOption {
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persistentTimer = lib.mkOption {
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default = false;
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type = types.bool;
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type = lib.types.bool;
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example = true;
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description = ''
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Set the `Persistent` option for the
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@ -179,8 +176,8 @@ in
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'';
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};
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cleanupInterval = mkOption {
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type = types.str;
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cleanupInterval = lib.mkOption {
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type = lib.types.str;
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default = "1d";
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description = ''
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Cleanup interval.
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@ -190,17 +187,17 @@ in
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'';
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};
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filters = mkOption {
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type = types.nullOr types.lines;
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filters = lib.mkOption {
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type = lib.types.nullOr lib.types.lines;
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default = null;
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description = ''
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Global display difference filter. See man:snapper(8) for more details.
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'';
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};
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configs = mkOption {
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configs = lib.mkOption {
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default = { };
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example = literalExpression ''
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example = lib.literalExpression ''
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{
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home = {
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SUBVOLUME = "/home";
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@ -216,14 +213,14 @@ in
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is valid here, even if NixOS doesn't document it.
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'';
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type = types.attrsOf (
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types.submodule {
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freeformType = types.attrsOf (
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types.oneOf [
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(types.listOf safeStr)
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types.bool
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type = lib.types.attrsOf (
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lib.types.submodule {
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freeformType = lib.types.attrsOf (
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lib.types.oneOf [
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(lib.types.listOf safeStr)
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lib.types.bool
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safeStr
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types.number
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lib.types.number
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]
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);
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@ -233,7 +230,7 @@ in
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};
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};
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config = mkIf (cfg.configs != { }) (
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config = lib.mkIf (cfg.configs != { }) (
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let
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documentation = [
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"man:snapper(8)"
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@ -254,11 +251,11 @@ in
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SNAPPER_CONFIGS="${lib.concatStringsSep " " (builtins.attrNames cfg.configs)}"
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'';
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}
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// (mapAttrs' (
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// (lib.mapAttrs' (
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name: subvolume:
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nameValuePair "snapper/configs/${name}" ({
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lib.nameValuePair "snapper/configs/${name}" ({
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text = lib.generators.toKeyValue { inherit mkKeyValue; } (
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filterAttrs (k: v: v != defaultOf k) subvolume
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lib.filterAttrs (k: v: v != defaultOf k) subvolume
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);
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})
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) cfg.configs)
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@ -324,7 +321,7 @@ in
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unitConfig.ConditionPathExists = "/etc/snapper/configs/root";
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};
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assertions = concatMap (
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assertions = lib.concatMap (
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name:
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let
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sub = cfg.configs.${name};
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@ -341,16 +338,16 @@ in
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++
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map
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(attr: {
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assertion = !(hasAttr attr sub);
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assertion = !(lib.hasAttr attr sub);
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message = ''
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The option definition `services.snapper.configs.${name}.${attr}' has been renamed to `services.snapper.configs.${name}.${toUpper attr}'.
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The option definition `services.snapper.configs.${name}.${attr}' has been renamed to `services.snapper.configs.${name}.${lib.toUpper attr}'.
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'';
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})
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[
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"fstype"
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"subvolume"
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]
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) (attrNames cfg.configs);
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) (lib.attrNames cfg.configs);
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}
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);
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