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tests: Specific vs. wildcard SSID in Probe Request frame in BSSID-scan

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Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2020-03-02 20:44:23 +02:00 committed by Jouni Malinen
parent 5fdacce465
commit 744a2f9846
1 changed files with 34 additions and 0 deletions
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34
tests/hwsim/test_scan.py
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@ -1456,6 +1456,17 @@ def test_scan_parsing(dev, apdev):
res = dev[0].request("BSS 02:ff:00:00:00:09")
logger.info("Updated BSS:\n" + res)
def get_probe_req_ies(hapd):
for i in range(10):
msg = hapd.mgmt_rx()
if msg is None:
break
if msg['subtype'] != 4:
continue
return parse_ie(binascii.hexlify(msg['payload']).decode())
raise Exception("Probe Request not seen")
def test_scan_specific_bssid(dev, apdev):
"""Scan for a specific BSSID"""
dev[0].flush_scan_cache()
@ -1486,6 +1497,29 @@ def test_scan_specific_bssid(dev, apdev):
if bss2 and 'beacon_ie' in bss2 and 'ie' in bss2 and bss2['beacon_ie'] == bss2['ie']:
raise Exception("Second scan did find Probe Response frame")
hapd.dump_monitor()
hapd.set("ext_mgmt_frame_handling", "1")
# With specific SSID in the Probe Request frame
dev[0].request("SCAN TYPE=ONLY freq=2412 bssid=" + bssid)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
if ev is None:
raise Exception("Scan did not complete")
ie = get_probe_req_ies(hapd)
if ie[0] != b"test-scan":
raise Exception("Specific SSID not seen in Probe Request frame")
hapd.dump_monitor()
# Without specific SSID in the Probe Request frame
dev[0].request("SCAN TYPE=ONLY freq=2412 wildcard_ssid=1 bssid=" + bssid)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10)
if ev is None:
raise Exception("Scan did not complete")
ie = get_probe_req_ies(hapd)
if len(ie[0]) != 0:
raise Exception("Wildcard SSID not seen in Probe Request frame")
def test_scan_probe_req_events(dev, apdev):
"""Probe Request frame RX events from hostapd"""
hapd = hostapd.add_ap(apdev[0], {"ssid": "open"})