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tests: Verify link removal (MLO)

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Signed-off-by: Ilan Peer <ilan.peer@intel.com>
This commit is contained in:
Ilan Peer 2023-11-21 01:51:55 +02:00 • committed by Jouni Malinen
parent 2a6d094278
commit 782d897e3c
2 changed files with 47 additions and 2 deletions
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4
tests/hwsim/hostapd.py
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@ -266,6 +266,10 @@ class Hostapd:
if "OK" not in self.request("DISABLE"): if "OK" not in self.request("DISABLE"):
raise Exception("Failed to disable hostapd interface " + self.ifname) raise Exception("Failed to disable hostapd interface " + self.ifname)
def link_remove(self, count=10):
if "OK" not in self.request("LINK_REMOVE %u" % count):
raise Exception("Failed to remove hostapd link " + self.ifname)
def dump_monitor(self): def dump_monitor(self):
while self.mon.pending(): while self.mon.pending():
ev = self.mon.recv() ev = self.mon.recv()

45
tests/hwsim/test_eht.py
View file

@ -92,8 +92,8 @@ def eht_verify_status(wpas, hapd, freq, bw, is_ht=False, is_vht=False,
time.sleep(0.1) time.sleep(0.1)
_eht_verify_links(wpas, valid_links, active_links) _eht_verify_links(wpas, valid_links, active_links)
def traffic_test(wpas, hapd): def traffic_test(wpas, hapd, success=True):
hwsim_utils.test_connectivity(wpas, hapd) hwsim_utils.test_connectivity(wpas, hapd, success_expected=success)
def test_eht_open(dev, apdev): def test_eht_open(dev, apdev):
"""EHT AP with open mode configuration""" """EHT AP with open mode configuration"""
@ -625,3 +625,44 @@ def test_eht_ml_probe_req(dev, apdev):
"CTRL-EVENT-SCAN-FAILED"], timeout=10) "CTRL-EVENT-SCAN-FAILED"], timeout=10)
if ev is None: if ev is None:
raise Exception("ML_PROBE_REQ did not result in scan results") raise Exception("ML_PROBE_REQ did not result in scan results")
def test_eht_mld_link_removal(dev, apdev):
"""EHT MLD with two links. Links removed during association"""
with HWSimRadio(use_mlo=True) as (hapd0_radio, hapd0_iface), \
HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add(wpas_iface)
ssid = "mld_ap_owe_two_link"
params = eht_mld_ap_wpa2_params(ssid, key_mgmt="OWE", mfp="2")
hapd0 = eht_mld_enable_ap(hapd0_iface, params)
params['channel'] = '6'
hapd1 = eht_mld_enable_ap(hapd0_iface, params)
wpas.connect(ssid, scan_freq="2412 2437", key_mgmt="OWE",
ieee80211w="2")
eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True,
valid_links=3, active_links=3)
eht_verify_wifi_version(wpas)
traffic_test(wpas, hapd0)
logger.info("Disable the 2nd link in 4 beacon intervals")
hapd1.link_remove(4)
time.sleep(0.6)
logger.info("Test traffic after 2nd link disabled")
traffic_test(wpas, hapd0)
logger.info("Disable the 1st link in 20 beacon intervals")
hapd0.link_remove(20)
time.sleep(1)
logger.info("Verify that traffic is valid before the link is removed")
traffic_test(wpas, hapd0)
time.sleep(2)
logger.info("Test traffic after 1st link disabled")
traffic_test(wpas, hapd0, success=False)