Merge pull request #230 from insidegui/fix-guest-image-missing

Always using default library directory for guest image, failing gracefully when guest image is missing

Author: insidegui

VirtualBuddy/Config/Versions.xcconfig

@@ -1,4 +1,4 @@
-MARKETING_VERSION = 1.3
-CURRENT_PROJECT_VERSION = 104
+MARKETING_VERSION = 1.3.1
+CURRENT_PROJECT_VERSION = 105
 DYLIB_CURRENT_VERSION = $(CURRENT_PROJECT_VERSION)
 VERSIONING_SYSTEM = apple-generic

VirtualCore/Source/GuestSupport/GuestAdditionsDiskImage.swift

@@ -70,19 +70,9 @@ public final class GuestAdditionsDiskImage {
         }
     }
 
-    private let imageNameSuffix: String = {
-        #if DEBUG
-        return "-DEBUG"
-        #else
-        return ""
-        #endif
-    }()
-
-    private var imageName: String { "VirtualBuddyGuest\(imageNameSuffix)" }
+    private var imageName: String { "VirtualBuddyGuest" }
 
-    private var libraryURL: URL { VBSettingsContainer.current.settings.libraryURL }
-
-    private var imagesRootURL: URL { libraryURL.appendingPathComponent("_GuestImage") }
+    private var imagesRootURL: URL { URL.defaultVirtualBuddyLibraryURL.appendingPathComponent("_GuestImage") }
 
     private var installedImageDigestURL: URL {
         imagesRootURL
@@ -159,8 +149,7 @@ public final class GuestAdditionsDiskImage {
         p.arguments = [
             scriptPath,
             guestPath,
-            digest,
-            imageNameSuffix
+            digest
         ]
         let outPipe = Pipe()
         let errPipe = Pipe()
@@ -201,10 +190,12 @@ public final class GuestAdditionsDiskImage {
 
 extension VZVirtioBlockDeviceConfiguration {
 
-    static var guestAdditionsDisk: VZVirtioBlockDeviceConfiguration {
+    static var guestAdditionsDisk: VZVirtioBlockDeviceConfiguration? {
         get throws {
             let guestImageURL = GuestAdditionsDiskImage.current.installedImageURL
 
+            guard FileManager.default.fileExists(atPath: guestImageURL.path) else { return nil }
+
             let guestAttachment = try VZDiskImageStorageDeviceAttachment(url: guestImageURL, readOnly: true)
 
             return VZVirtioBlockDeviceConfiguration(attachment: guestAttachment)

VirtualCore/Source/Virtualization/Helpers/MacOSVirtualMachineConfigurationHelper.swift

@@ -30,9 +30,8 @@ struct MacOSVirtualMachineConfigurationHelper: VirtualMachineConfigurationHelper
     func createAdditionalBlockDevices() async throws -> [VZVirtioBlockDeviceConfiguration] {
         var devices = try vm.additionalBlockDevices
 
-        if vm.configuration.guestAdditionsEnabled {
-            let guestDisk = try VZVirtioBlockDeviceConfiguration.guestAdditionsDisk
-            devices.append(guestDisk)
+        if vm.configuration.guestAdditionsEnabled, let disk = try? VZVirtioBlockDeviceConfiguration.guestAdditionsDisk {
+            devices.append(disk)
         }
 
         return devices