5a38a7fe43
This is a regression test case for hostapd bug where the disconnection/deauthentication TX status callback timeout could be forgotten after new association if no ACK frame was received and the STA managed to reconnect within two seconds. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
88 lines
3.5 KiB
Python
88 lines
3.5 KiB
Python
# Roaming tests
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# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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import time
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import subprocess
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import logging
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logger = logging.getLogger()
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import hwsim_utils
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import hostapd
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def test_ap_roam_open(dev, apdev):
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"""Roam between two open APs"""
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hapd0 = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" })
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dev[0].connect("test-open", key_mgmt="NONE")
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hwsim_utils.test_connectivity(dev[0], hapd0)
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hapd1 = hostapd.add_ap(apdev[1]['ifname'], { "ssid": "test-open" })
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dev[0].scan(type="ONLY")
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dev[0].roam(apdev[1]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd1)
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dev[0].roam(apdev[0]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd0)
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def test_ap_roam_wpa2_psk(dev, apdev):
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"""Roam between two WPA2-PSK APs"""
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params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678")
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hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect("test-wpa2-psk", psk="12345678")
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hwsim_utils.test_connectivity(dev[0], hapd0)
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hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
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dev[0].scan(type="ONLY")
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dev[0].roam(apdev[1]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd1)
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dev[0].roam(apdev[0]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd0)
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def test_ap_reassociation_to_same_bss(dev, apdev):
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"""Reassociate to the same BSS"""
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hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" })
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dev[0].connect("test-open", key_mgmt="NONE")
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dev[0].request("REASSOCIATE")
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dev[0].wait_connected(timeout=10, error="Reassociation timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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dev[0].request("REATTACH")
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dev[0].wait_connected(timeout=10, error="Reattach timed out")
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hwsim_utils.test_connectivity(dev[0], hapd)
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def test_ap_roam_set_bssid(dev, apdev):
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"""Roam control"""
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hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" })
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hostapd.add_ap(apdev[1]['ifname'], { "ssid": "test-open" })
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id = dev[0].connect("test-open", key_mgmt="NONE", bssid=apdev[1]['bssid'],
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scan_freq="2412")
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if dev[0].get_status_field('bssid') != apdev[1]['bssid']:
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raise Exception("Unexpected BSS")
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# for now, these are just verifying that the code path to indicate
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# within-ESS roaming changes can be executed; the actual results of those
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# operations are not currently verified (that would require a test driver
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# that does BSS selection)
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dev[0].set_network(id, "bssid", "")
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dev[0].set_network(id, "bssid", apdev[0]['bssid'])
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dev[0].set_network(id, "bssid", apdev[1]['bssid'])
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def test_ap_roam_wpa2_psk_race(dev, apdev):
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"""Roam between two WPA2-PSK APs and try to hit a disconnection race"""
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params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678")
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hapd0 = hostapd.add_ap(apdev[0]['ifname'], params)
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dev[0].connect("test-wpa2-psk", psk="12345678", scan_freq="2412")
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hwsim_utils.test_connectivity(dev[0], hapd0)
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params['channel'] = '2'
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hapd1 = hostapd.add_ap(apdev[1]['ifname'], params)
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dev[0].scan_for_bss(apdev[1]['bssid'], freq=2417)
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dev[0].roam(apdev[1]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd1)
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dev[0].roam(apdev[0]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd0)
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# Wait at least two seconds to trigger the previous issue with the
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# disconnection callback.
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for i in range(3):
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time.sleep(0.8)
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hwsim_utils.test_connectivity(dev[0], hapd0)
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