mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-11-19 11:09:25 +01:00
132 lines
4.2 KiB
Python
132 lines
4.2 KiB
Python
#!/usr/bin/python3
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import unittest
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import sys
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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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import testutil
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from hostapd import HostapdCLI
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from hwsim import Hwsim
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class Test(unittest.TestCase):
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# Test that we do not periodically retry roaming if the transision looks
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# like this: LOW [roam] [new bss] HIGH.
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def test_stop_retry(self):
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hwsim = Hwsim()
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bss_hostapd = [ HostapdCLI(config='ssid1.conf'),
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HostapdCLI(config='ssid2.conf') ]
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bss_radio = [ hwsim.get_radio('rad0'),
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hwsim.get_radio('rad1') ]
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rule0 = hwsim.rules.create()
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rule0.source = bss_radio[0].addresses[0]
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rule0.bidirectional = True
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rule1 = hwsim.rules.create()
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rule1.source = bss_radio[1].addresses[0]
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rule1.bidirectional = True
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# Fill in the neighbor AP tables in both BSSes. By default each
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# instance knows only about current BSS, even inside one hostapd
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# process.
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# Roaming still works without the neighbor AP table but neighbor
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# reports have to be disabled in the .conf files
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bss0_nr = ''.join(bss_radio[0].addresses[0].split(':')) + \
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'8f0000005101060603000000'
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bss1_nr = ''.join(bss_radio[1].addresses[0].split(':')) + \
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'8f0000005102060603000000'
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bss_hostapd[0].set_neighbor(bss_radio[1].addresses[0], 'TestRoamRetry',
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bss1_nr)
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bss_hostapd[1].set_neighbor(bss_radio[0].addresses[0], 'TestRoamRetry',
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bss0_nr)
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# Start in the vicinity of BSS 0, check that iwd connects to BSS 0
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rule0.signal = -2000
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rule1.signal = -5000
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wd = IWD()
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psk_agent = PSKAgent("secret123")
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wd.register_psk_agent(psk_agent)
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devices = wd.list_devices(1)
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device = devices[0]
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condition = 'not obj.scanning'
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wd.wait_for_object_condition(device, condition)
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device.scan()
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condition = 'not obj.scanning'
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wd.wait_for_object_condition(device, condition)
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ordered_network = device.get_ordered_network('TestRoamRetry')
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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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ordered_network.network_object.connect()
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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.assertTrue(bss_hostapd[0].list_sta())
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self.assertFalse(bss_hostapd[1].list_sta())
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# Now push the signal below the RSSI threshold and check that iwd
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# connects to BSS 1
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rule0.signal = -8000
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condition = 'obj.state == DeviceState.roaming'
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wd.wait_for_object_condition(device, condition)
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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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condition = 'obj.state != DeviceState.roaming'
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wd.wait_for_object_condition(device, condition)
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self.assertEqual(device.state, iwd.DeviceState.connected)
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self.assertTrue(bss_hostapd[1].list_sta())
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# Now make sure that we don't roam anymore. In order to catch this via
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# DeviceState, a suitable roaming target needs to be available. So jack
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# up the RSSI of BSS 0 again. The retry interval is 60 seconds, so we
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# should have roamed within that timeframe. Wait just a little longer
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# to account for the slowness of the autotest environment.
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rule0.signal = -2000
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condition = 'obj.state == DeviceState.roaming'
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self.assertRaises(TimeoutError, wd.wait_for_object_condition, device,
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condition, max_wait=70)
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device.disconnect()
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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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wd.unregister_psk_agent(psk_agent)
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rule0.remove()
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rule1.remove()
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@classmethod
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def setUpClass(cls):
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pass
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@classmethod
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def tearDownClass(cls):
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IWD.clear_storage()
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if __name__ == '__main__':
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unittest.main(exit=True)
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