profiles/common: configure smart to reload on disk insertion

nix/nixosProfiles/common.nix

@@ -10,6 +10,7 @@
 }:
 let
   cfg = config.x-banananetwork.allCommon;
+  inherit (lib.modules) mkIf;
 in
 {
 
@@ -146,6 +147,14 @@ in
         # so smartd reports them by their /dev/disk/by-id name (https://www.smartmontools.org/ticket/1390#comment:2)
         defaults.autodetected = "-d by-id";
       };
+
+      # TODO upstream with better option for rules
+      # required because smartd only detects drives when launching
+      # so the udev rule makes smartd useable with removeable drives
+      # "restart-or-reload" is required because smartd fails to start if no SMART drive was found
+      udev.extraRules = mkIf config.services.smartd.enable ''
+        ACTION=="add|change|move|remove", SUBSYSTEM=="scsi_disk", RUN+="${config.systemd.package}/bin/systemctl --no-block try-reload-or-restart smartd.service"
+      '';
     };
 
     # TODO upstream