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https://git.kernel.org/pub/scm/network/wireless/iwd.git
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cdc9eb13aa
If the config file passed in is not found we would continue and eventually something else would fail. Instead immediately raise an exception to be more clear on what is actually failing.
143 lines
4.2 KiB
Python
143 lines
4.2 KiB
Python
#!/usr/bin/python3
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import os, os.path
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from wiphy import wiphy_map
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import re
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import socket
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chan_freq_map = [
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None,
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2412,
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2417,
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2422,
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2427,
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2432,
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2437,
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2442,
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2447,
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2452,
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2457,
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2462,
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2467,
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2472,
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2484
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]
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hostapd_map = {ifname: intf for wname, wiphy in wiphy_map.items()
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for ifname, intf in wiphy.interface_map.items()
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if wiphy.use == 'hostapd'}
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class HostapdCLI:
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def __init__(self, interface=None, config=None):
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if not interface and not config:
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raise Exception('interface or config must be provided')
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if not interface:
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for intf in hostapd_map.values():
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if intf.config == config:
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interface = intf
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break
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if not interface:
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raise Exception('config %s not found' % config)
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self.ifname = interface.name
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self.socket_path = os.path.dirname(interface.ctrl_interface)
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self.cmdline = 'hostapd_cli -p"' + self.socket_path + '" -i"' + \
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self.ifname + '"'
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self._hostapd_restarted = False
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def __del__(self):
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if self._hostapd_restarted:
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os.system('killall hostapd')
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def wps_push_button(self):
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os.system(self.cmdline + ' wps_pbc')
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def wps_pin(self, pin):
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os.system(self.cmdline + ' wps_pin any ' + pin)
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def deauthenticate(self, client_address):
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os.system(self.cmdline + ' deauthenticate ' + client_address)
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def eapol_reauth(self, client_address):
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cmd = 'IFNAME=' + self.ifname + ' EAPOL_REAUTH ' + client_address
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s = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
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s.connect(self.socket_path + '/' + self.ifname)
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s.sendall(cmd.encode('utf-8'))
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s.close()
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def reload(self):
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# Seemingly all three commands needed for the instance to notice
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# interface's address change
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cmds = 'reload\ndisable\nenable\n'
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proc = os.popen(self.cmdline, mode='w')
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lines = proc.write(cmds)
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proc.close()
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def list_sta(self):
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proc = os.popen(self.cmdline + ' list_sta')
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lines = proc.read()
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proc.close()
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return [line for line in lines.split('\n') if line]
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def set_neighbor(self, addr, ssid, nr):
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os.system(self.cmdline + ' set_neighbor ' + addr + ' ssid=\\""' + ssid +
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'"\\" nr=' + nr)
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def send_bss_transition(self, device, nr_list):
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# Send a BSS transition to a station (device). nr_list should be an
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# array of tuples containing the BSS address and neighbor report.
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# Parsing the neighbor report is a bit ugly but it makes it more
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# consistent with the set_neighbor() API, i.e. the same neighbor report
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# string could be used in both API's.
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pref = 1
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cmd = self.cmdline + ' bss_tm_req ' + device
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for i in nr_list:
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addr = i[0]
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nr = i[1]
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bss_info=str(int(nr[0:8], 16))
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op_class=str(int(nr[8:10], 16))
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chan_num=nr[10:12]
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phy_num=nr[14:16]
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cmd += ' pref=%s neighbor=%s,%s,%s,%s,%s' % \
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(str(pref), addr, bss_info, op_class, chan_num, phy_num)
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pref += 1
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os.system(cmd)
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@staticmethod
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def kill_all():
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os.system('killall hostapd')
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def get_config_value(self, key):
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# first find the right config file
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with open(hostapd_map[self.ifname].config, 'r') as f:
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# read in config file and search for key
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cfg = f.read()
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match = re.search(r'%s=.*' % key, cfg)
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if match:
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return match.group(0).split('=')[1]
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return None
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def get_freq(self):
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return chan_freq_map[int(self.get_config_value('channel'))]
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def ungraceful_restart(self):
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'''
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Ungracefully kill and restart hostapd
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'''
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intf = hostapd_map[self.ifname]
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os.system('killall -9 hostapd')
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os.system('ifconfig %s down' % intf.name)
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os.system('ifconfig %s up' % intf.name)
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os.system('hostapd -g %s -i %s %s &' %
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(intf.ctrl_interface, intf.name, intf.config))
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# set flag so hostapd can be killed after the test
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self._hostapd_restarted = True
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