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tests: cfg80211 scan-for-auth workaround

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-06-02 00:26:23 +03:00
parent 5186e0c450
commit cf2f369818
1 changed files with 26 additions and 0 deletions
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26
tests/hwsim/test_scan.py
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@ -272,3 +272,29 @@ def test_scan_and_interface_disabled(dev, apdev):
dev[0].scan(freq="2412") dev[0].scan(freq="2412")
finally: finally:
dev[0].request("DRIVER_EVENT INTERFACE_ENABLED") dev[0].request("DRIVER_EVENT INTERFACE_ENABLED")
def test_scan_for_auth(dev, apdev):
"""cfg80211 workaround with scan-for-auth"""
hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "open" })
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412")
# Block sme-connect radio work with an external radio work item, so that
# SELECT_NETWORK can decide to use fast associate without a new scan while
# cfg80211 still has the matching BSS entry, but the actual connection is
# not yet started.
id = dev[0].request("RADIO_WORK add block-work")
ev = dev[0].wait_event(["EXT-RADIO-WORK-START"])
if ev is None:
raise Exception("Timeout while waiting radio work to start")
dev[0].connect("open", key_mgmt="NONE", scan_freq="2412",
wait_connect=False)
# Clear cfg80211 BSS table.
subprocess.call(['sudo', 'iw', dev[0].ifname, 'scan', 'trigger',
'freq', '2462', 'flush'])
time.sleep(0.1)
# Release blocking radio work to allow connection to go through with the
# cfg80211 BSS entry missing.
dev[0].request("RADIO_WORK done " + id)
ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=15)
if ev is None:
raise Exception("Association with the AP timed out")