From: Ilan Peer <ilan.peer@xxxxxxxxx>
Signed-off-by: Ilan Peer <ilan.peer@xxxxxxxxx>
---
tests/hwsim/hostapd.py | 4 ++++
tests/hwsim/test_eht.py | 44 +++++++++++++++++++++++++++++++++++++++--
2 files changed, 46 insertions(+), 2 deletions(-)
diff --git a/tests/hwsim/hostapd.py b/tests/hwsim/hostapd.py
index b93d5caed5..ed9378bdc5 100644
--- a/tests/hwsim/hostapd.py
+++ b/tests/hwsim/hostapd.py
@@ -266,6 +266,10 @@ class Hostapd:
if "OK" not in self.request("DISABLE"):
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):
while self.mon.pending():
ev = self.mon.recv()
diff --git a/tests/hwsim/test_eht.py b/tests/hwsim/test_eht.py
index 44149543b3..a92d9e5475 100644
--- a/tests/hwsim/test_eht.py
+++ b/tests/hwsim/test_eht.py
@@ -93,8 +93,8 @@ def eht_verify_status(wpas, hapd, freq, bw, is_ht=False, is_vht=False,
time.sleep(0.1)
_eht_verify_links(wpas, valid_links, active_links)
-def traffic_test(wpas, hapd):
- hwsim_utils.test_connectivity(wpas, hapd)
+def traffic_test(wpas, hapd, success=True):
+ hwsim_utils.test_connectivity(wpas, hapd, success_expected=success)
def test_eht_open(dev, apdev):
"""EHT AP with open mode configuration"""
@@ -823,3 +823,43 @@ def test_eht_connect_invalid_link(dev, apdev, params):
display=['frame.number'])
if not out.splitlines():
raise Exception('Association request send by mac80211 had unexpected ML element content (probably it contained a second link)')
+
+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)
--
2.38.1
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