From 09c302d7e57a0fdb6c51ae8f61d5ad6371a30b67 Mon Sep 17 00:00:00 2001 From: Viacheslav Hletenko Date: Fri, 26 Apr 2024 14:50:22 +0000 Subject: T6267: Check interface wireless module before apply config Check if the wireless device/modem exists in the system and the module `ieee802111` was loaded In cases where we do not have wireless devices, it prevents the unexpected traceback ``` set interfaces wireless wlan0 address 192.0.2.5/32 commit Traceback (most recent call last): File "/usr/libexec/vyos/conf_mode/interfaces_wireless.py", line 269, in c = get_config() ^^^^^^^^^^^^ File "/usr/libexec/vyos/conf_mode/interfaces_wireless.py", line 104, in get_cg tmp = find_other_stations(conf, base, wifi['ifname']) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/libexec/vyos/conf_mode/interfaces_wireless.py", line 54, in find_os for phy in os.listdir('/sys/class/ieee80211'): ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ FileNotFoundError: [Errno 2] No such file or directory: '/sys/class/ieee80211' ``` --- src/conf_mode/interfaces_wireless.py | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/conf_mode/interfaces_wireless.py b/src/conf_mode/interfaces_wireless.py index 02b4a2500..c0a17c0bc 100755 --- a/src/conf_mode/interfaces_wireless.py +++ b/src/conf_mode/interfaces_wireless.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2019-2020 VyOS maintainers and contributors +# Copyright (C) 2019-2024 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -31,8 +31,9 @@ from vyos.configverify import verify_vrf from vyos.configverify import verify_bond_bridge_member from vyos.ifconfig import WiFiIf from vyos.template import render -from vyos.utils.process import call from vyos.utils.dict import dict_search +from vyos.utils.kernel import check_kmod +from vyos.utils.process import call from vyos import ConfigError from vyos import airbag airbag.enable() @@ -118,6 +119,10 @@ def verify(wifi): if 'physical_device' not in wifi: raise ConfigError('You must specify a physical-device "phy"') + physical_device = wifi['physical_device'] + if not os.path.exists(f'/sys/class/ieee80211/{physical_device}'): + raise ConfigError(f'Wirelss interface PHY "{physical_device}" does not exist!') + if 'type' not in wifi: raise ConfigError('You must specify a WiFi mode') @@ -266,6 +271,7 @@ def apply(wifi): if __name__ == '__main__': try: + check_kmod('mac80211') c = get_config() verify(c) generate(c) -- cgit v1.2.3