3
0
mirror of https://git.kernel.org/pub/scm/network/wireless/iwd.git synced 2024-11-27 03:19:24 +01:00
iwd/autotests/util/hostapd.py

135 lines
4.1 KiB
Python

#!/usr/bin/python3
import os, os.path
import wiphy
import re
import socket
chan_freq_map = [
None,
2412,
2417,
2422,
2427,
2432,
2437,
2442,
2447,
2452,
2457,
2462,
2467,
2472,
2484
]
hostapd_map = {ifname: intf for wname, wiphy in wiphy.wiphy_map.items()
for ifname, intf in wiphy.items() if intf.use == 'hostapd'}
class HostapdCLI:
def __init__(self, interface):
self.ifname = interface.name
self.ctrl_interface = interface.ctrl_interface
self.socket_path = os.path.dirname(self.ctrl_interface)
self.cmdline = 'hostapd_cli -p"' + self.socket_path + '" -i"' + \
self.ifname + '"'
self._hostapd_restarted = False
def __del__(self):
if self._hostapd_restarted:
os.system('killall hostapd')
def wps_push_button(self):
os.system(self.cmdline + ' wps_pbc')
def deauthenticate(self, client_address):
os.system(self.cmdline + ' deauthenticate ' + client_address)
def eapol_reauth(self, client_address):
cmd = 'IFNAME=' + self.ifname + ' EAPOL_REAUTH ' + client_address
s = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
s.connect(self.socket_path + '/' + self.ifname)
s.sendall(cmd.encode('utf-8'))
s.close()
def reload(self):
# Seemingly all three commands needed for the instance to notice
# interface's address change
cmds = 'reload\ndisable\nenable\n'
proc = os.popen(self.cmdline, mode='w')
lines = proc.write(cmds)
proc.close()
def list_sta(self):
proc = os.popen(self.cmdline + ' list_sta')
lines = proc.read()
proc.close()
return [line for line in lines.split('\n') if line]
def set_neighbor(self, addr, ssid, nr):
os.system(self.cmdline + ' set_neighbor ' + addr + ' ssid=\\""' + ssid +
'"\\" nr=' + nr)
def send_bss_transition(self, device, nr_list):
# Send a BSS transition to a station (device). nr_list should be an
# array of tuples containing the BSS address and neighbor report.
# Parsing the neighbor report is a bit ugly but it makes it more
# consistent with the set_neighbor() API, i.e. the same neighbor report
# string could be used in both API's.
pref = 1
cmd = self.cmdline + ' bss_tm_req ' + device
for i in nr_list:
addr = i[0]
nr = i[1]
bss_info=str(int(nr[0:8], 16))
op_class=str(int(nr[8:10], 16))
chan_num=nr[10:12]
phy_num=nr[14:16]
cmd += ' pref=%s neighbor=%s,%s,%s,%s,%s' % \
(str(pref), addr, bss_info, op_class, chan_num, phy_num)
pref += 1
os.system(cmd)
@staticmethod
def kill_all():
os.system('killall hostapd')
def get_config_value(self, key):
# first find the right config file
for wname in hostapd_map:
if wname == self.ifname:
with open(hostapd_map[wname].config, 'r') as f:
# read in config file and search for key
cfg = f.read();
match = re.search(r'%s=.*' % key, cfg)
if match:
return match.group(0).split('=')[1]
return None
def get_freq(self):
return chan_freq_map[int(self.get_config_value('channel'))]
def ungraceful_restart(self):
'''
Ungracefully kill and restart hostapd
'''
for wname in wiphy.wiphy_map:
name = wiphy.wiphy_map[wname]
intf = list(name.values())[0]
if intf.use == 'hostapd':
os.system('killall -9 hostapd')
os.system('ifconfig %s down' % intf.name)
os.system('ifconfig %s up' % intf.name)
os.system('hostapd -g %s -i %s %s &' %
(intf.ctrl_interface, intf.name, intf.config))
break;
# set flag so hostapd can be killed after the test
self._hostapd_restarted = True