mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-12-22 21:22:37 +01:00
aaf1d91d51
This was caused by the unused hostapd instance running after being re-enabled by mistake. This cause an additional scan result with the same rank to be seen which would then be connected to by luck of the draw.
186 lines
6.4 KiB
Python
186 lines
6.4 KiB
Python
#! /usr/bin/python3
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import unittest
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import sys, os
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sys.path.append('../util')
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import iwd
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from iwd import IWD
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from iwd import PSKAgent
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from iwd import NetworkType
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from hwsim import Hwsim
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from hostapd import HostapdCLI
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import testutil
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class Test(unittest.TestCase):
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def validate_connection(self, wd, over_ds=False, pkt_loss=False):
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device = wd.list_devices(1)[0]
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ordered_network = device.get_ordered_network('TestFT', full_scan=True)
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self.assertEqual(ordered_network.type, NetworkType.psk)
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condition = 'not obj.connected'
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wd.wait_for_object_condition(ordered_network.network_object, condition)
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self.assertFalse(self.bss_hostapd[0].list_sta())
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self.assertFalse(self.bss_hostapd[1].list_sta())
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device.connect_bssid(self.bss_hostapd[0].bssid)
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condition = 'obj.state == DeviceState.connected'
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wd.wait_for_object_condition(device, condition)
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self.bss_hostapd[0].wait_for_event('AP-STA-CONNECTED %s' % device.address)
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testutil.test_iface_operstate(device.name)
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testutil.test_ifaces_connected(self.bss_hostapd[0].ifname, device.name)
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self.assertRaises(Exception, testutil.test_ifaces_connected,
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(self.bss_hostapd[1].ifname, device.name, True, True))
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if over_ds:
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self.rule0.enabled = True
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if pkt_loss:
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# Drop all data frames
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self.rule1.enabled = True
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# Set the current BSS signal lower so we have roam candidates
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self.rule2.enabled = True
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# Send 100 packets (to be dropped), should trigger beacon loss
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testutil.tx_packets(device.name, self.bss_hostapd[0].ifname, 100)
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device.wait_for_event('packet-loss-roam', timeout=60)
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else:
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device.roam(self.bss_hostapd[1].bssid)
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# Check that iwd is on BSS 1 once out of roaming state and doesn't
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# go through 'disconnected', 'autoconnect', 'connecting' in between
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from_condition = 'obj.state == DeviceState.roaming'
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to_condition = 'obj.state == DeviceState.connected'
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wd.wait_for_object_change(device, from_condition, to_condition)
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if pkt_loss:
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self.rule1.enabled = False
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self.rule2.enabled = False
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self.bss_hostapd[1].wait_for_event('AP-STA-CONNECTED %s' % device.address)
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testutil.test_iface_operstate(device.name)
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testutil.test_ifaces_connected(self.bss_hostapd[1].ifname, device.name)
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self.assertRaises(Exception, testutil.test_ifaces_connected,
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(self.bss_hostapd[0].ifname, device.name, True, True))
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self.bss_hostapd[1].rekey(device.address)
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device.roam(self.bss_hostapd[0].bssid)
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# Check that iwd is on BSS 0 once out of roaming state and doesn't
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# go through 'disconnected', 'autoconnect', 'connecting' in between
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from_condition = 'obj.state == DeviceState.roaming'
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to_condition = 'obj.state == DeviceState.connected'
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wd.wait_for_object_change(device, from_condition, to_condition)
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self.bss_hostapd[0].wait_for_event('AP-STA-CONNECTED %s' % device.address)
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testutil.test_iface_operstate(device.name)
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testutil.test_ifaces_connected(self.bss_hostapd[0].ifname, device.name)
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self.assertRaises(Exception, testutil.test_ifaces_connected,
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(self.bss_hostapd[1].ifname, device.name, True, True))
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self.bss_hostapd[0].deauthenticate(device.address)
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condition = 'obj.state == DeviceState.disconnected'
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wd.wait_for_object_condition(device, condition)
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def test_ft_psk(self):
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self.validate_connection(self.wd)
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def test_ft_psk_over_ds(self):
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self.bss_hostapd[0].set_value('ft_over_ds', '1')
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self.bss_hostapd[0].reload()
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self.bss_hostapd[0].wait_for_event("AP-ENABLED")
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self.bss_hostapd[1].set_value('ft_over_ds', '1')
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self.bss_hostapd[1].reload()
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self.bss_hostapd[1].wait_for_event("AP-ENABLED")
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self.validate_connection(self.wd, over_ds=True)
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def test_reassociate_psk(self):
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self.bss_hostapd[0].set_value('wpa_key_mgmt', 'WPA-PSK')
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self.bss_hostapd[0].reload()
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self.bss_hostapd[0].wait_for_event("AP-ENABLED")
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self.bss_hostapd[1].set_value('wpa_key_mgmt', 'WPA-PSK')
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self.bss_hostapd[1].reload()
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self.bss_hostapd[1].wait_for_event("AP-ENABLED")
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self.validate_connection(self.wd)
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def test_roam_packet_loss(self):
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self.validate_connection(self.wd, pkt_loss=True)
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def tearDown(self):
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os.system('ip link set "' + self.bss_hostapd[0].ifname + '" down')
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os.system('ip link set "' + self.bss_hostapd[1].ifname + '" down')
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os.system('ip link set "' + self.bss_hostapd[0].ifname + '" up')
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os.system('ip link set "' + self.bss_hostapd[1].ifname + '" up')
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self.rule0.enabled = False
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self.rule1.enabled = False
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self.rule2.enabled = False
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for hapd in self.bss_hostapd:
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hapd.default()
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self.wd.stop()
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self.wd = None
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def setUp(self):
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self.wd = IWD(True)
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@classmethod
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def setUpClass(cls):
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hwsim = Hwsim()
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IWD.copy_to_storage('TestFT.psk')
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cls.bss_hostapd = [ HostapdCLI(config='ft-psk-ccmp-1.conf'),
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HostapdCLI(config='ft-psk-ccmp-2.conf') ]
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unused = HostapdCLI(config='ft-psk-ccmp-3.conf')
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unused.disable()
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rad0 = hwsim.get_radio('rad0')
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rad3 = hwsim.get_radio('rad3')
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cls.rule0 = hwsim.rules.create()
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cls.rule0.source = rad3.addresses[0]
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cls.rule0.bidirectional = True
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cls.rule0.signal = -2000
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cls.rule0.prefix = 'b0'
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cls.rule0.drop = True
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cls.rule1 = hwsim.rules.create()
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cls.rule1.source = rad3.addresses[0]
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cls.rule1.prefix = '08'
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cls.rule1.drop = True
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cls.rule2 = hwsim.rules.create()
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cls.rule2.source = rad0.addresses[0]
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cls.rule2.signal = -7000
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cls.bss_hostapd[0].set_address('12:00:00:00:00:01')
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cls.bss_hostapd[1].set_address('12:00:00:00:00:02')
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HostapdCLI.group_neighbors(*cls.bss_hostapd)
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@classmethod
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def tearDownClass(cls):
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IWD.clear_storage()
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cls.bss_hostapd = None
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cls.rule0.remove()
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cls.rule1.remove()
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cls.rule2.remove()
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if __name__ == '__main__':
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unittest.main(exit=True)
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