7a87973b4c
As the only consequence of isSystemUser is that if the uid is null then it's allocated below 500, if a user has uid = something below 500 then we don't require isSystemUser to be set. Motivation: https://github.com/NixOS/nixpkgs/issues/112647
90 lines
2.2 KiB
Nix
90 lines
2.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.tuptime;
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in {
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options.services.tuptime = {
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enable = mkEnableOption "the total uptime service";
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timer = {
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enable = mkOption {
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type = types.bool;
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default = true;
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description = "Whether to regularly log uptime to detect bad shutdowns.";
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};
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period = mkOption {
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type = types.str;
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default = "*:0/5";
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description = "systemd calendar event";
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};
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};
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};
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config = mkIf cfg.enable {
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environment.systemPackages = [ pkgs.tuptime ];
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users = {
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groups._tuptime.members = [ "_tuptime" ];
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users._tuptime = {
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isSystemUser = true;
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description = "tuptime database owner";
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};
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};
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systemd = {
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services = {
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tuptime = {
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description = "the total uptime service";
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documentation = [ "man:tuptime(1)" ];
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after = [ "time-sync.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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StateDirectory = "tuptime";
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Type = "oneshot";
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User = "_tuptime";
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RemainAfterExit = true;
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ExecStart = "${pkgs.tuptime}/bin/tuptime -x";
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ExecStop = "${pkgs.tuptime}/bin/tuptime -xg";
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};
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};
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tuptime-oneshot = mkIf cfg.timer.enable {
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description = "the tuptime scheduled execution unit";
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serviceConfig = {
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StateDirectory = "tuptime";
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Type = "oneshot";
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User = "_tuptime";
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ExecStart = "${pkgs.tuptime}/bin/tuptime -x";
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};
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};
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};
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timers.tuptime = mkIf cfg.timer.enable {
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description = "the tuptime scheduled execution timer";
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# this timer should be started if the service is started
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# even if the timer was previously stopped
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wantedBy = [ "tuptime.service" "timers.target" ];
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# this timer should be stopped if the service is stopped
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partOf = [ "tuptime.service" ];
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timerConfig = {
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OnBootSec = "1min";
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OnCalendar = cfg.timer.period;
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Unit = "tuptime-oneshot.service";
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};
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};
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};
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};
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meta.maintainers = [ maintainers.evils ];
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}
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