1 files changed, 35 insertions, 0 deletions
diff --git a/os/srv/ups.nix b/os/srv/ups.nix
new file mode 100644
index 0000000..8a36007
--- /dev/null
+++ b/os/srv/ups.nix
@@ -0,0 +1,35 @@
+{ config, lib, ... }:
+let
+  cfg = config.os.srv.ups;
+in
+{
+  options.os.srv.ups.enable = lib.mkEnableOption "enables smooth shutdown on power loss";
+  config = lib.mkIf cfg.enable {
+    power.ups = {
+      enable = true;
+      mode = "standalone";
+
+      ups.main = {
+        driver = "usbhid-ups";
+        port = "auto";
+        description = "Main Server UPS";
+      };
+      users.upsmon = {
+        # TODO make password
+        passwordFile = "sops";
+        upsmon = "master";
+      };
+      upsmon.monitor.main = {
+        system = "main@localhost";
+        user = "upsmon";
+        # TODO password
+        passwordFile = "sops";
+        type = "master";
+      };
+      settings = {
+        MINSUPPLIES = 1;
+        POWERDOWNFLAG = "/run/killpower";
+      };
+    };
+  };
+}