mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-12-20 19:12:33 +01:00
122 lines
3.6 KiB
Python
122 lines
3.6 KiB
Python
#!/usr/bin/python3
|
|
|
|
import unittest
|
|
import sys
|
|
|
|
sys.path.append('../util')
|
|
import iwd
|
|
from iwd import IWD
|
|
from iwd import PSKAgent
|
|
from iwd import NetworkType
|
|
|
|
import testutil
|
|
|
|
from hostapd import HostapdCLI
|
|
from hwsim import Hwsim
|
|
|
|
class Test(unittest.TestCase):
|
|
# Normally the time between a failed roam attempt and the next roam attempt
|
|
# is 60 seconds (default RoamRetryInterval). Test that we retry roaming
|
|
# faster if the transition looks like this: LOW [roam] [same bss] HIGH LOW.
|
|
def test_fast_retry(self):
|
|
hwsim = Hwsim()
|
|
|
|
bss_hostapd = [ HostapdCLI(config='ssid1.conf'),
|
|
HostapdCLI(config='ssid2.conf') ]
|
|
bss_radio = [ hwsim.get_radio('rad0'),
|
|
hwsim.get_radio('rad1') ]
|
|
|
|
rule0 = hwsim.rules.create()
|
|
rule0.source = bss_radio[0].addresses[0]
|
|
rule0.bidirectional = True
|
|
rule0.enabled = True
|
|
|
|
rule1 = hwsim.rules.create()
|
|
rule1.source = bss_radio[1].addresses[0]
|
|
rule1.bidirectional = True
|
|
rule1.enabled = True
|
|
|
|
HostapdCLI.group_neighbors(*bss_hostapd)
|
|
|
|
# Start in the vicinity of BSS 0, check that iwd connects to BSS 0
|
|
rule0.signal = -2000
|
|
rule1.signal = -8500
|
|
|
|
wd = IWD()
|
|
|
|
psk_agent = PSKAgent("secret123")
|
|
wd.register_psk_agent(psk_agent)
|
|
|
|
devices = wd.list_devices(1)
|
|
device = devices[0]
|
|
|
|
ordered_network = device.get_ordered_network('TestRoamRetry', full_scan=True)
|
|
|
|
self.assertEqual(ordered_network.type, NetworkType.psk)
|
|
|
|
condition = 'not obj.connected'
|
|
wd.wait_for_object_condition(ordered_network.network_object, condition)
|
|
|
|
ordered_network.network_object.connect()
|
|
|
|
condition = 'obj.state == DeviceState.connected'
|
|
wd.wait_for_object_condition(device, condition)
|
|
|
|
bss_hostapd[0].wait_for_event('AP-STA-CONNECTED %s' % device.address)
|
|
|
|
wd.wait(5)
|
|
|
|
# Now push the signal LOW, wait for iwd to attempt a roam, fail, and
|
|
# schedule another attempt
|
|
rule0.signal = -8000
|
|
|
|
device.wait_for_event('no-roam-candidates')
|
|
|
|
self.assertEqual(device.state, iwd.DeviceState.connected)
|
|
|
|
self.assertTrue(bss_hostapd[0].list_sta())
|
|
self.assertFalse(bss_hostapd[1].list_sta())
|
|
|
|
testutil.test_iface_operstate(device.name)
|
|
testutil.test_ifaces_connected(bss_hostapd[0].ifname, device.name)
|
|
|
|
# Assert high signal for BSS 0 again. This clears the way for a faster
|
|
# roam attempt on LOW again
|
|
rule0.signal = -5000
|
|
|
|
# Wait a little for signal recognition
|
|
wd.wait(1)
|
|
|
|
# Assert low signal for BSS 0, check that iwd starts transition to BSS 1
|
|
rule0.signal = -8000
|
|
rule1.signal = -2000
|
|
|
|
# Check that iwd is on BSS 1 once out of roaming state and doesn't
|
|
# go through 'disconnected', 'autoconnect', 'connecting' in between
|
|
from_condition = 'obj.state == DeviceState.roaming'
|
|
to_condition = 'obj.state == DeviceState.connected'
|
|
wd.wait_for_object_change(device, from_condition, to_condition)
|
|
|
|
bss_hostapd[1].wait_for_event('AP-STA-CONNECTED %s' % device.address)
|
|
|
|
device.disconnect()
|
|
|
|
condition = 'not obj.connected'
|
|
wd.wait_for_object_condition(ordered_network.network_object, condition)
|
|
|
|
wd.unregister_psk_agent(psk_agent)
|
|
|
|
rule0.remove()
|
|
rule1.remove()
|
|
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
pass
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
IWD.clear_storage()
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main(exit=True)
|