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wip: optionsAfterCreate -> postCreateHook...
and introduce defineHookVariables
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25
types.nix
25
types.nix
@ -116,6 +116,17 @@ rec {
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*/
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maybeStr = x: optionalString (!isNull x) x;
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/* Takes a Submodules config and options argument and returns a serializable
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subset of config variables as a shell script snippet.
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*/
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defineHookVariables = {config, options}:
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lib.toShellVars
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(lib.mapAttrs
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(n: o: o.value)
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(lib.filterAttrs diskoLib.isSerializable options));
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isSerializable = n: o: !(lib.hasPrefix "_" n || lib.hasSuffix "Hook" n || diskoLib.isAttrsOfSubmodule o);
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isAttrsOfSubmodule = o: o.type.name == "attrsOf" && o.type.nestedTypes.elemType.name == "submodule";
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/* Takes a disko device specification, returns an attrset with metadata
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meta :: types.devices -> AttrSet
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@ -1095,7 +1106,8 @@ rec {
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};
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});
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zpool = types.submodule ({ config, ... }: {
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zpool = types.submodule ({ config, options, ... }:
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{
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options = {
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name = mkOption {
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type = types.str;
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@ -1118,9 +1130,9 @@ rec {
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default = {};
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description = "Options for the ZFS pool";
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};
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optionsAfterCreate = mkOption {
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type = types.attrsOf types.str;
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default = {};
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postCreateHook = mkOption {
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type = types.str;
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default = "zfs set keylocation=prompt $name";
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};
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rootFsOptions = mkOption {
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type = types.attrsOf types.str;
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@ -1154,14 +1166,13 @@ rec {
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readOnly = true;
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type = types.str;
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default = ''
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${diskoLib.defineHookVariables { inherit config options; }}
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zpool create ${config.name} \
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${config.mode} \
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${concatStringsSep " " (mapAttrsToList (n: v: "-o ${n}=${v}") config.options)} \
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${concatStringsSep " " (mapAttrsToList (n: v: "-O ${n}=${v}") config.rootFsOptions)} \
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''${ZFSDEVICES_${config.name}}
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${lib.optionalString
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(config.optionsAfterCreate != {})
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"zfs set ${concatStringsSep " " (mapAttrsToList (n: v: "${n}=${v}") config.optionsAfterCreate)} ${config.name}"}
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${config.postCreateHook}
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${concatMapStrings (dataset: dataset._create config.name) (attrValues config.datasets)}
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'';
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description = "Creation script";
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