mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2025-08-27 00:47:25 +02:00
77ee863f04
In kernel 6.8 a new CMD_ASSOCIATE failure path was added which checks if the AP has a channel switch in progress. Eariler patches update IWD into handling this case better, and this new test exercises that.
115 lines
3.7 KiB
Python
115 lines
3.7 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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from iwd import IWD
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from iwd import NetworkType
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from hostapd import HostapdCLI
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from packaging import version
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from subprocess import run
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import re
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import testutil
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#
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# The CSA handling was added in kernel 6.8, so for any earlier kernel this test
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# won't pass.
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#
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def kernel_is_newer(min_version="6.8"):
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proc = run(["uname", "-r"], capture_output=True)
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version_str = proc.stdout.decode("utf-8")
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match = re.match(r"(\d+\.\d+)", version_str)
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if not match:
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return False
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return version.parse(match.group(1)) >= version.parse(min_version)
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class Test(unittest.TestCase):
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def test_channel_switch_during_roam(self):
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wd = self.wd
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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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# Start a channel switch and wait for it to begin
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self.bss_hostapd[1].chan_switch(6, wait=False)
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self.bss_hostapd[1].wait_for_event("CTRL-EVENT-STARTED-CHANNEL-SWITCH")
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# Initiate a roam immediately which should get rejected by the kernel
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device.roam(self.bss_hostapd[1].bssid)
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# IWD should authenticate, then proceed to association
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device.wait_for_event("ft-authenticating")
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device.wait_for_event("ft-roaming")
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# The kernel should reject the association, which should trigger a
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# disconnect
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condition = 'obj.state == DeviceState.disconnected'
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wd.wait_for_object_condition(device, condition)
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condition = 'obj.state == DeviceState.connected'
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wd.wait_for_object_condition(device, condition)
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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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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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if not kernel_is_newer():
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raise unittest.SkipTest()
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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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HostapdCLI(config='ft-psk-ccmp-3.conf') ]
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unused = HostapdCLI(config='ft-psk-ccmp-3.conf')
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unused.disable()
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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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cls.bss_hostapd[2].set_address('12:00:00:00:00:03')
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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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