From c8da6919ffe60ce1ec5ee0505c1a9da22ae858d0 Mon Sep 17 00:00:00 2001
From: Greg ORIOL <greg@gregoriol.net>
Date: Tue, 12 May 2026 22:47:22 +0200
Subject: [PATCH] Add an AppleScript command to reload machine configuration
 from disk

---
 Scripting/UTM.sdef                             | 10 +++++++++-
 Scripting/UTMScriptingVirtualMachineImpl.swift |  9 +++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/Scripting/UTM.sdef b/Scripting/UTM.sdef
index 41af0f1e..3f71a6c5 100644
--- a/Scripting/UTM.sdef
+++ b/Scripting/UTM.sdef
@@ -397,8 +397,12 @@
             <responds-to command="update configuration">
               <cocoa method="updateConfiguration:"/>
             </responds-to>
+
+            <responds-to command="reload configuration">
+              <cocoa method="reloadConfiguration:"/>
+            </responds-to>
         </class-extension>
-        
+
         <command name="update configuration" code="UTMcUpDt" description="Update the configuration of the virtual machine. The VM must be in the stopped state.">
           <direct-parameter description="Virtual machine to configure." type="virtual machine"/>
           <parameter name="with" code="UpCf" description="The configuration to update the virtual machine. You cannot change the backend with this!">
@@ -408,6 +412,10 @@
           </parameter>
         </command>
 
+        <command name="reload configuration" code="UTMcReLd" description="Reload the configuration of the virtual machine from disk, discarding any unsaved in-memory changes. Useful when the .utm bundle has been modified externally (e.g. by an automation tool) and UTM's cached configuration needs to be refreshed. The VM must be in the stopped state.">
+          <direct-parameter description="Virtual machine to reload." type="virtual machine"/>
+        </command>
+
         <record-type name="qemu configuration" code="QeCf" description="QEMU virtual machine configuration.">
           <property name="name" code="pnam" type="text"
             description="Virtual machine name."/>
diff --git a/Scripting/UTMScriptingVirtualMachineImpl.swift b/Scripting/UTMScriptingVirtualMachineImpl.swift
index 2e5c775e..d8fab05c 100644
--- a/Scripting/UTMScriptingVirtualMachineImpl.swift
+++ b/Scripting/UTMScriptingVirtualMachineImpl.swift
@@ -183,6 +183,15 @@ class UTMScriptingVirtualMachineImpl: NSObject, UTMScriptable {
             try await data.delete(vm: box, alsoRegistry: true)
         }
     }
+
+    @objc func reloadConfiguration(_ command: NSScriptCommand) {
+        withScriptCommand(command) { [self] in
+            guard vm.state == .stopped else {
+                throw ScriptingError.notStopped
+            }
+            try data.discardChanges(for: box)
+        }
+    }
     
     @objc func clone(_ command: NSCloneCommand) {
         let properties = command.evaluatedArguments?["WithProperties"] as? [AnyHashable : Any]