build: Implement KDKlessWorkaround

CHANGELOG.md

@@ -15,6 +15,7 @@
 - Resolve Content Caching Patch Regression
 - Resolve KDK Versioning Fallback crashing when primary KDK site is down
 - Resolve AirPlay to Mac support on Ventura with VMM
+- Resolve WindowServer crashing on KDK-less with macOS 13.2 and Rapid Security Response updates
 - Increment Binaries:
   - OpenCorePkg 0.8.7 - release
   - FeatureUnlock 1.1.2 - rolling (94e29ce)

payloads/Config/config.plist

@@ -1527,6 +1527,24 @@
 				<key>PlistPath</key>
 				<string>Contents/Info.plist</string>
 			</dict>
+			<dict>
+				<key>Arch</key>
+				<string>x86_64</string>
+				<key>BundlePath</key>
+				<string>KDKlessWorkaround.kext</string>
+				<key>Comment</key>
+				<string>KDKlessWorkaround</string>
+				<key>Enabled</key>
+				<false/>
+				<key>ExecutablePath</key>
+				<string>Contents/MacOS/KDKlessWorkaround</string>
+				<key>MaxKernel</key>
+				<string></string>
+				<key>MinKernel</key>
+				<string>22.0.0</string>
+				<key>PlistPath</key>
+				<string>Contents/Info.plist</string>
+			</dict>
 		</array>
 		<key>Block</key>
 		<array/>

resources/build/misc.py

@@ -33,6 +33,7 @@ class build_misc:
         self.debug_handling()
         self.cpu_friend_handling()
         self.general_oc_handling()
+        self.aux_kc_workaround()
 
     def feature_unlock_handling(self):
         if self.constants.fu_status is True:
@@ -228,3 +229,23 @@ class build_misc:
             print("- Setting Vault configuration")
             self.config["Misc"]["Security"]["Vault"] = "Secure"
             support.build_support(self.model, self.constants, self.config).get_efi_binary_by_path("OpenShell.efi", "Misc", "Tools")["Enabled"] = False
+
+    def aux_kc_workaround(self):
+        gpu_dict = []
+        if not self.constants.custom_model:
+            gpu_dict = self.constants.computer.gpus
+        else:
+            if self.model in smbios_data.smbios_dictionary:
+                gpu_dict = smbios_data.smbios_dictionary[self.model]["Stock GPUs"]
+        for gpu in gpu_dict:
+            if not self.constants.custom_model:
+                gpu = gpu.arch
+            if gpu in [
+                device_probe.Intel.Archs.Ivy_Bridge,
+                device_probe.Intel.Archs.Haswell,
+                device_probe.Intel.Archs.Broadwell,
+                device_probe.Intel.Archs.Skylake,
+                device_probe.NVIDIA.Archs.Kepler,
+            ]:
+                support.build_support(self.model, self.constants, self.config).enable_kext("KDKlessWorkaround.kext", self.constants.kdkless_version, self.constants.kdkless_path)
+                break

resources/constants.py

@@ -98,6 +98,10 @@ class Constants:
         ## https://github.com/blackgate/AMDGPUWakeHandler
         self.gpu_wake_version = "1.0.0"
 
+        ## flagersgit
+        ## https://github.com/flagersgit/KDKlessWorkaround
+        self.kdkless_version = "1.0.0"
+
         # Get resource path
         self.current_path = Path(__file__).parent.parent.resolve()
         self.payload_path = self.current_path / Path("payloads")
@@ -462,6 +466,10 @@ class Constants:
     def apple_raid_path(self):
         return self.payload_kexts_path / Path(f"Misc/AppleRAIDCard-v{self.apple_raid_version}.zip")
 
+    @property
+    def kdkless_path(self):
+        return self.payload_kexts_path / Path(f"Misc/KDKlessWorkaround-v{self.kdkless_version}-{self.kext_variant}.zip")
+
     @property
     def plist_folder_path(self):
         return self.payload_kexts_path / Path("Plists")