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-rw-r--r--nixos/modules/services/system/uptimed.nix60
1 files changed, 60 insertions, 0 deletions
diff --git a/nixos/modules/services/system/uptimed.nix b/nixos/modules/services/system/uptimed.nix
new file mode 100644
index 00000000000..67a03876e19
--- /dev/null
+++ b/nixos/modules/services/system/uptimed.nix
@@ -0,0 +1,60 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.uptimed;
+  stateDir = "/var/lib/uptimed";
+in
+{
+  options = {
+    services.uptimed = {
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Enable <literal>uptimed</literal>, allowing you to track
+          your highest uptimes.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+
+    environment.systemPackages = [ pkgs.uptimed ];
+
+    users.users.uptimed = {
+      description = "Uptimed daemon user";
+      home        = stateDir;
+      uid         = config.ids.uids.uptimed;
+      group       = "uptimed";
+    };
+    users.groups.uptimed = {};
+
+    systemd.services.uptimed = {
+      unitConfig.Documentation = "man:uptimed(8) man:uprecords(1)";
+      description = "uptimed service";
+      wantedBy    = [ "multi-user.target" ];
+
+      serviceConfig = {
+        Restart                 = "on-failure";
+        User                    = "uptimed";
+        Nice                    = 19;
+        IOSchedulingClass       = "idle";
+        PrivateTmp              = "yes";
+        PrivateNetwork          = "yes";
+        NoNewPrivileges         = "yes";
+        StateDirectory          = [ "uptimed" ];
+        InaccessibleDirectories = "/home";
+        ExecStart               = "${pkgs.uptimed}/sbin/uptimed -f -p ${stateDir}/pid";
+      };
+
+      preStart = ''
+        if ! test -f ${stateDir}/bootid ; then
+          ${pkgs.uptimed}/sbin/uptimed -b
+        fi
+      '';
+    };
+  };
+}