Making sure the drive paths are in the JSON structure, and not the class object, as it won't work seamlessly to access for instance storage['disk_layouts'][ClassInstance()] if it's not the identical mem copy of the object we're accessing, so strings are better for storage/comparisons.

archinstall/lib/disk.py

@@ -114,13 +114,13 @@ def suggest_single_disk_layout(block_device):
 	MIN_SIZE_TO_ALLOW_HOME_PART = 40 # Gb
 
 	layout = {
-		block_device : {
+		block_device.path : {
 			"wipe" : True,
 			"partitions" : []
 		}
 	}
 
-	layout[block_device]['partitions'].append({
+	layout[block_device.path]['partitions'].append({
 		# Boot
 		"type" : "primary",
 		"start" : "1MiB",
@@ -133,7 +133,7 @@ def suggest_single_disk_layout(block_device):
 			"format" : "fat32"
 		}
 	})
-	layout[block_device]['partitions'].append({
+	layout[block_device.path]['partitions'].append({
 		# Root
 		"type" : "primary",
 		"start" : "513MiB",
@@ -147,7 +147,7 @@ def suggest_single_disk_layout(block_device):
 	})
 
 	if block_device.size >= MIN_SIZE_TO_ALLOW_HOME_PART:
-		layout[block_device]['partitions'].append({
+		layout[block_device.path]['partitions'].append({
 			# Home
 			"type" : "primary",
 			"encrypted" : False,
@@ -175,17 +175,17 @@ def suggest_multi_disk_layout(block_devices):
 	log(f"Suggesting multi-disk-layout using {len(block_devices)} disks, where {root_device} will be /root and {home_device} will be /home", level=logging.DEBUG)
 
 	layout = {
-		root_device : {
+		root_device.path : {
 			"wipe" : True,
 			"partitions" : []
 		},
-		home_device : {
+		home_device.path : {
 			"wipe" : True,
 			"partitions" : []
 		},
 	}
 
-	layout[root_device]['partitions'].append({
+	layout[root_device.path]['partitions'].append({
 		# Boot
 		"type" : "primary",
 		"start" : "1MiB",
@@ -198,7 +198,7 @@ def suggest_multi_disk_layout(block_devices):
 			"format" : "fat32"
 		}
 	})
-	layout[root_device]['partitions'].append({
+	layout[root_device.path]['partitions'].append({
 		# Root
 		"type" : "primary",
 		"start" : "513MiB",
@@ -211,7 +211,7 @@ def suggest_multi_disk_layout(block_devices):
 		}
 	})
 
-	layout[home_device]['partitions'].append({
+	layout[home_device.path]['partitions'].append({
 		# Home
 		"type" : "primary",
 		"encrypted" : False,

archinstall/lib/user_interaction.py

@@ -751,7 +751,7 @@ def select_individual_blockdevice_usage(block_devices :list):
 	for device in block_devices:
 		layout = manage_new_and_existing_partitions(device)
 		
-		result[device] = layout
+		result[device.path] = layout
 
 	return result
 

examples/guided.py

@@ -58,16 +58,14 @@ def load_config():
 		if (dl_path := pathlib.Path(archinstall.arguments['disk_layouts'])).exists() and str(dl_path).endswith('.json'):
 			try:
 				with open(dl_path) as fh:
-					archinstall.arguments['disk_layouts'] = json.load(fh)
+					archinstall.storage['disk_layouts'] = json.load(fh)
 			except Exception as e:
 				raise ValueError(f"--disk_layouts does not contain a valid JSON format: {e}")
 		else:
 			try:
-				archinstall.arguments['disk_layouts'] = json.loads(archinstall.arguments['disk_layouts'])
+				archinstall.storage['disk_layouts'] = json.loads(archinstall.arguments['disk_layouts'])
 			except:
 				raise ValueError("--disk_layouts=<json> needs either a JSON file or a JSON string given with a valid disk layout.")
-		archinstall.storage['disk_layouts'] = {archinstall.BlockDevice(disk) : struct for disk, struct in archinstall.arguments['disk_layouts'].items()}
-
 	
 def ask_user_questions():
 	"""
@@ -111,15 +109,12 @@ def ask_user_questions():
 
 	# Ask which harddrives/block-devices we will install to
 	# and convert them into archinstall.BlockDevice() objects.
-	if archinstall.arguments.get('harddrives', None):
+	if archinstall.arguments.get('harddrives', None) is None:
-		if type(archinstall.arguments['harddrives']) is str:
-			archinstall.arguments['harddrives'] = [archinstall.BlockDevice(BlockDev) for BlockDev in archinstall.arguments['harddrives'].split(',')]
-	else:
 		archinstall.arguments['harddrives'] = archinstall.generic_multi_select(archinstall.all_disks(),
 												text="Select one or more harddrives to use and configure (leave blank to skip this step): ",
 												allow_empty=True)
 
-	if archinstall.arguments.get('harddrives', None):
+	if archinstall.arguments.get('harddrives', None) is not None and archinstall.storage.get('disk_layouts', None) is None:
 		archinstall.storage['disk_layouts'] = archinstall.select_disk_layout(archinstall.arguments['harddrives'])
 
 	# Get disk encryption password (or skip if blank)
@@ -256,8 +251,7 @@ def perform_filesystem_operations():
 
 		for drive in archinstall.arguments['harddrives']:
 			with archinstall.Filesystem(drive, mode) as fs:
-				fs.load_layout(archinstall.storage['disk_layouts'][drive])
+				fs.load_layout(archinstall.storage['disk_layouts'][drive.path])
-
 
 def perform_installation(mountpoint):
 	"""