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a2ed7e8d88
Remove optional builtins prefixes from prelude functions by running:
builtins=(
abort
baseNameOf
break
derivation
derivationStrict
dirOf
false
fetchGit
fetchMercurial
fetchTarball
fetchTree
fromTOML
import
isNull
map
null
placeholder
removeAttrs
scopedImport
throw
toString
true
)
fd \
--exclude doc/manual/release-notes \
--type file \
. \
nixos \
--exec-batch sed --in-place --regexp-extended "
s/\<builtins\.($(
printf '%s\n' "${builtins[@]}" |
paste --delimiter '|' --serial -
))\>/\1/g
"
nix fmt
122 lines
3.1 KiB
Nix
122 lines
3.1 KiB
Nix
# Configuration for the xfs_quota command
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{
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config,
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lib,
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pkgs,
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...
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}:
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let
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cfg = config.programs.xfs_quota;
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limitOptions =
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opts:
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builtins.concatStringsSep " " [
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(lib.optionalString (opts.sizeSoftLimit != null) "bsoft=${opts.sizeSoftLimit}")
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(lib.optionalString (opts.sizeHardLimit != null) "bhard=${opts.sizeHardLimit}")
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];
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in
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{
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###### interface
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options = {
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programs.xfs_quota = {
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projects = lib.mkOption {
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default = { };
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type = lib.types.attrsOf (
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lib.types.submodule {
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options = {
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id = lib.mkOption {
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type = lib.types.int;
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description = "Project ID.";
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};
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fileSystem = lib.mkOption {
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type = lib.types.str;
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description = "XFS filesystem hosting the xfs_quota project.";
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default = "/";
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};
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path = lib.mkOption {
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type = lib.types.str;
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description = "Project directory.";
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};
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sizeSoftLimit = lib.mkOption {
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type = lib.types.nullOr lib.types.str;
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default = null;
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example = "30g";
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description = "Soft limit of the project size";
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};
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sizeHardLimit = lib.mkOption {
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type = lib.types.nullOr lib.types.str;
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default = null;
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example = "50g";
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description = "Hard limit of the project size.";
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};
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};
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}
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);
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description = "Setup of xfs_quota projects. Make sure the filesystem is mounted with the pquota option.";
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example = {
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projname = {
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id = 50;
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path = "/xfsprojects/projname";
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sizeHardLimit = "50g";
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};
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};
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};
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};
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};
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###### implementation
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config = lib.mkIf (cfg.projects != { }) {
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environment.etc.projects.source = pkgs.writeText "etc-project" (
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builtins.concatStringsSep "\n" (
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lib.mapAttrsToList (name: opts: "${toString opts.id}:${opts.path}") cfg.projects
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)
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);
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environment.etc.projid.source = pkgs.writeText "etc-projid" (
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builtins.concatStringsSep "\n" (
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lib.mapAttrsToList (name: opts: "${name}:${toString opts.id}") cfg.projects
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)
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);
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systemd.services = lib.mapAttrs' (
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name: opts:
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lib.nameValuePair "xfs_quota-${name}" {
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description = "Setup xfs_quota for project ${name}";
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script = ''
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${pkgs.xfsprogs.bin}/bin/xfs_quota -x -c 'project -s ${name}' ${opts.fileSystem}
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${pkgs.xfsprogs.bin}/bin/xfs_quota -x -c 'limit -p ${limitOptions opts} ${name}' ${opts.fileSystem}
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'';
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wantedBy = [ "multi-user.target" ];
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after = [ ((builtins.replaceStrings [ "/" ] [ "-" ] opts.fileSystem) + ".mount") ];
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restartTriggers = [ config.environment.etc.projects.source ];
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serviceConfig = {
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Type = "oneshot";
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RemainAfterExit = true;
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};
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}
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) cfg.projects;
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};
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}
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