Fix iwd network installation and setup (#4271)

* Fix 4223 - IWD

* Update

* Update

Author: svartkanin

archinstall/default_profiles/desktop.py

@@ -31,8 +31,6 @@ def packages(self) -> list[str]:
 			'openssh',
 			'htop',
 			'wget',
-			'iwd',
-			'wireless_tools',
 			'smartmontools',
 			'xdg-utils',
 		]

archinstall/lib/installer.py

@@ -805,14 +805,6 @@ def post_install_enable_networkd_resolved(*args: str, **kwargs: str) -> None:
 
 		return True
 
-	def configure_nm_iwd(self) -> None:
-		# Create NetworkManager config directory and write iwd backend conf
-		nm_conf_dir = self.target / 'etc/NetworkManager/conf.d'
-		nm_conf_dir.mkdir(parents=True, exist_ok=True)
-
-		iwd_backend_conf = nm_conf_dir / 'wifi_backend.conf'
-		iwd_backend_conf.write_text('[device]\nwifi.backend=iwd\n')
-
 	def mkinitcpio(self, flags: list[str]) -> bool:
 		for plugin in plugins.values():
 			if hasattr(plugin, 'on_mkinitcpio'):

archinstall/lib/network/network_handler.py

@@ -3,40 +3,45 @@
 from archinstall.lib.models.profile import ProfileConfiguration
 
 
-class NetworkHandler:
-	def install_network_config(
-		self,
-		network_config: NetworkConfiguration,
-		installation: Installer,
-		profile_config: ProfileConfiguration | None = None,
-	) -> None:
-		match network_config.type:
-			case NicType.ISO:
-				_ = installation.copy_iso_network_config(
-					enable_services=True,  # Sources the ISO network configuration to the install medium.
-				)
-			case NicType.NM | NicType.NM_IWD:
-				# Install NetworkManager package for both cases
-				packages = ['networkmanager']
-				# Default back-end only for non-iwd
-				if network_config.type == NicType.NM:
-					packages.append('wpa_supplicant')
-
-				installation.add_additional_packages(packages)
-
-				# Desktop profile -> Always add applet
-				if profile_config and profile_config.profile:
-					if profile_config.profile.is_desktop_profile():
-						installation.add_additional_packages('network-manager-applet')
-
-				installation.enable_service('NetworkManager.service')
-				if network_config.type == NicType.NM_IWD:
-					# NM_IWD special handling
-					installation.configure_nm_iwd()
-					installation.disable_service('iwd.service')
-
-			case NicType.MANUAL:
-				for nic in network_config.nics:
-					installation.configure_nic(nic)
-				installation.enable_service('systemd-networkd')
-				installation.enable_service('systemd-resolved')
+def install_network_config(
+	network_config: NetworkConfiguration,
+	installation: Installer,
+	profile_config: ProfileConfiguration | None = None,
+) -> None:
+	match network_config.type:
+		case NicType.ISO:
+			_ = installation.copy_iso_network_config(
+				enable_services=True,  # Sources the ISO network configuration to the install medium.
+			)
+		case NicType.NM | NicType.NM_IWD:
+			packages = ['networkmanager']
+
+			if network_config.type == NicType.NM:
+				packages.append('wpa_supplicant')
+			else:
+				packages.append('iwd')
+
+			if profile_config and profile_config.profile:
+				if profile_config.profile.is_desktop_profile():
+					packages.append('network-manager-applet')
+
+			installation.add_additional_packages(packages)
+			installation.enable_service('NetworkManager.service')
+
+			if network_config.type == NicType.NM_IWD:
+				_configure_nm_iwd(installation)
+				installation.disable_service('iwd.service')
+
+		case NicType.MANUAL:
+			for nic in network_config.nics:
+				installation.configure_nic(nic)
+			installation.enable_service('systemd-networkd')
+			installation.enable_service('systemd-resolved')
+
+
+def _configure_nm_iwd(installation: Installer) -> None:
+	nm_conf_dir = installation.target / 'etc/NetworkManager/conf.d'
+	nm_conf_dir.mkdir(parents=True, exist_ok=True)
+
+	iwd_backend_conf = nm_conf_dir / 'wifi_backend.conf'
+	_ = iwd_backend_conf.write_text('[device]\nwifi.backend=iwd\n')

archinstall/scripts/guided.py

@@ -16,7 +16,7 @@
 from archinstall.lib.models import Bootloader
 from archinstall.lib.models.device import DiskLayoutType, EncryptionType
 from archinstall.lib.models.users import User
-from archinstall.lib.network.network_handler import NetworkHandler
+from archinstall.lib.network.network_handler import install_network_config
 from archinstall.lib.output import debug, error, info
 from archinstall.lib.packages.util import check_version_upgrade
 from archinstall.lib.profile.profiles_handler import profile_handler
@@ -118,7 +118,7 @@ def perform_installation(
 			installation.add_bootloader(config.bootloader_config.bootloader, config.bootloader_config.uki, config.bootloader_config.removable)
 
 		if config.network_config:
-			NetworkHandler().install_network_config(
+			install_network_config(
 				config.network_config,
 				installation,
 				config.profile_config,

archinstall/scripts/minimal.py

@@ -8,7 +8,7 @@
 from archinstall.lib.models import Bootloader
 from archinstall.lib.models.profile import ProfileConfiguration
 from archinstall.lib.models.users import Password, User
-from archinstall.lib.network.network_handler import NetworkHandler
+from archinstall.lib.network.network_handler import install_network_config
 from archinstall.lib.output import debug, error, info
 from archinstall.lib.profile.profiles_handler import profile_handler
 from archinstall.lib.translationhandler import tr
@@ -40,7 +40,7 @@ def perform_installation(arch_config_handler: ArchConfigHandler) -> None:
 		installation.add_bootloader(Bootloader.Systemd)
 
 		if config.network_config:
-			NetworkHandler().install_network_config(
+			install_network_config(
 				config.network_config,
 				installation,
 				config.profile_config,