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tests: Check update misbehaving MBO AP test to include roam

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APs PMF capabilities can differ. wpa_supplicant should be able to
disable and enable MBO when roaming to and from a misbehaving MBO AP
that doesn't support PMF. Verify that this is indeed happening.

Signed-off-by: Matthew Wang <matthewmwang@chromium.org>
This commit is contained in:
Matthew Wang 2021-03-16 13:19:55 -07:00 committed by Jouni Malinen
parent daa0a22e45
commit 58c5bd762e
1 changed files with 24 additions and 7 deletions
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25
tests/hwsim/test_mbo.py
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@ -543,15 +543,32 @@ def test_mbo_without_pmf(dev, apdev):
def test_mbo_without_pmf_workaround(dev, apdev): def test_mbo_without_pmf_workaround(dev, apdev):
"""MBO and WPA2 without PMF on misbehaving AP""" """MBO and WPA2 without PMF on misbehaving AP"""
ssid = "test-wnm-mbo" ssid = "test-wnm-mbo"
params = {'ssid': ssid, "wpa": '2', params0 = {'ssid': ssid, "wpa": '2',
"wpa_key_mgmt": "WPA-PSK", "rsn_pairwise": "CCMP", "wpa_key_mgmt": "WPA-PSK", "rsn_pairwise": "CCMP",
"wpa_passphrase": "12345678", "wpa_passphrase": "12345678",
"vendor_elements": "dd07506f9a16010100"} "vendor_elements": "dd07506f9a16010100"}
hapd = hostapd.add_ap(apdev[0], params) params1 = {'ssid': ssid, "mbo": '1', "wpa": '2',
"wpa_key_mgmt": "WPA-PSK", "rsn_pairwise": "CCMP",
"wpa_passphrase": "12345678", "ieee80211w": "1"}
hapd0 = hostapd.add_ap(apdev[0], params0)
dev[0].connect(ssid, psk="12345678", key_mgmt="WPA-PSK", dev[0].connect(ssid, psk="12345678", key_mgmt="WPA-PSK",
proto="WPA2", ieee80211w="1", scan_freq="2412") proto="WPA2", ieee80211w="1", scan_freq="2412")
hapd.wait_sta() hapd0.wait_sta()
sta = hapd.get_sta(dev[0].own_addr()) sta = hapd0.get_sta(dev[0].own_addr())
ext_capab = bytearray(binascii.unhexlify(sta['ext_capab']))
if ext_capab[2] & 0x08:
raise Exception("STA did not disable BSS Transition capability")
hapd1 = hostapd.add_ap(apdev[1], params1)
dev[0].scan_for_bss(hapd1.own_addr(), 2412, force_scan=True)
dev[0].roam(hapd1.own_addr())
hapd1.wait_sta()
sta = hapd1.get_sta(dev[0].own_addr())
ext_capab = bytearray(binascii.unhexlify(sta['ext_capab']))
if not ext_capab[2] & 0x08:
raise Exception("STA disabled BSS Transition capability")
dev[0].roam(hapd0.own_addr())
hapd0.wait_sta()
sta = hapd0.get_sta(dev[0].own_addr())
ext_capab = bytearray(binascii.unhexlify(sta['ext_capab'])) ext_capab = bytearray(binascii.unhexlify(sta['ext_capab']))
if ext_capab[2] & 0x08: if ext_capab[2] & 0x08:
raise Exception("STA did not disable BSS Transition capability") raise Exception("STA did not disable BSS Transition capability")