6afb255d97
these changes were generated with nixq 0.0.2, by running nixq ">> lib.mdDoc[remove] Argument[keep]" --batchmode nixos/**.nix nixq ">> mdDoc[remove] Argument[keep]" --batchmode nixos/**.nix nixq ">> Inherit >> mdDoc[remove]" --batchmode nixos/**.nix two mentions of the mdDoc function remain in nixos/, both of which are inside of comments. Since lib.mdDoc is already defined as just id, this commit is a no-op as far as Nix (and the built manual) is concerned.
110 lines
2.8 KiB
Nix
110 lines
2.8 KiB
Nix
# Configuration for the xfs_quota command
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.programs.xfs_quota;
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limitOptions = opts: concatStringsSep " " [
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(optionalString (opts.sizeSoftLimit != null) "bsoft=${opts.sizeSoftLimit}")
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(optionalString (opts.sizeHardLimit != null) "bhard=${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 = mkOption {
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default = {};
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type = types.attrsOf (types.submodule {
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options = {
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id = mkOption {
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type = types.int;
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description = "Project ID.";
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};
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fileSystem = mkOption {
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type = 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 = mkOption {
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type = types.str;
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description = "Project directory.";
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};
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sizeSoftLimit = mkOption {
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type = types.nullOr 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 = mkOption {
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type = types.nullOr 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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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 = mkIf (cfg.projects != {}) {
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environment.etc.projects.source = pkgs.writeText "etc-project"
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(concatStringsSep "\n" (mapAttrsToList
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(name: opts: "${toString opts.id}:${opts.path}") cfg.projects));
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environment.etc.projid.source = pkgs.writeText "etc-projid"
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(concatStringsSep "\n" (mapAttrsToList
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(name: opts: "${name}:${toString opts.id}") cfg.projects));
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systemd.services = mapAttrs' (name: opts:
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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 = [ ((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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