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 <modu>
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'