Add service to sync keepass db on change

home-manager/becky-dingleberry.nix

@@ -292,13 +292,13 @@ in
     '';
   };
 
-  systemd.user.services.keepass-sync = {
+  systemd.user.services.keepass-sync-timer = {
     Unit.Description = "Sync KeePass database";
 
     Service = {
       Type = "oneshot";
       ExecStart = toString (
-        pkgs.writeShellScript "keepass-sync" ''
+        pkgs.writeShellScript "keepass-sync-timer" ''
           ${pkgs.coreutils}/bin/cp "/mnt/storage/.circuitry/.secret/default.kdbx" "/mnt/storage/.macshare/.secret/arnie.kdbx"
         ''
       );
@@ -307,6 +307,46 @@ in
     Install.WantedBy = [ "default.target" ];
   };
 
+  systemd.user.services.keepass-sync = {
+    Unit.Description = "Sync KeePass database";
+
+    Service = {
+      Type = "simple";
+      ExecStart = toString (
+        pkgs.writeShellScript "keepass-sync" ''
+          echo "Starting sync"
+          ${pkgs.inotify-tools}/bin/inotifywait --monitor --quiet -e modify -e moved_to -e create --include "default\.kdbx" "/mnt/storage/.circuitry/.secret" | ${pkgs.writeShellScript "keepass-sync-cp" ''
+            function sync() {
+              ${pkgs.coreutils}/bin/cp "/mnt/storage/.circuitry/.secret/default.kdbx" "/mnt/storage/.macshare/.secret/arnie.kdbx"
+              if [[ $? -ne 0 ]]; then
+                echo "Sync failed"
+              fi
+            }
+
+            sync_pid=0
+
+            while read -r event; do
+              echo "?"
+              # Throttle syncing
+              if [ $sync_pid -ne 0 ]; then
+                kill $sync_pid 2>/dev/null || true
+              fi
+
+              # Schedule new sync
+              { sleep 1; sync; } &
+              sync_pid=$!
+            done
+          ''}
+        ''
+      );
+      Restart = "always";
+      RestartSec = 1;
+
+    };
+
+    Install.WantedBy = [ "default.target" ];
+  };
+
   systemd.user.services.voron2-red-sync = {
     Unit.Description = "Sync Voron2 red gcodes";