subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
+def test_wnm_bss_tm_scan_not_needed(dev, apdev):
+ """WNM BSS Transition Management and scan not needed"""
+ try:
+ hapd = None
+ hapd2 = None
+ params = { "ssid": "test-wnm",
+ "country_code": "FI",
+ "ieee80211d": "1",
+ "hw_mode": "g",
+ "channel": "1",
+ "bss_transition": "1" }
+ hapd = hostapd.add_ap(apdev[0]['ifname'], params)
+
+ params = { "ssid": "test-wnm",
+ "country_code": "FI",
+ "ieee80211d": "1",
+ "hw_mode": "a",
+ "channel": "36",
+ "bss_transition": "1" }
+ hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
+
+ dev[0].scan_for_bss(apdev[1]['bssid'], 5180)
+
+ id = dev[0].connect("test-wnm", key_mgmt="NONE",
+ bssid=apdev[0]['bssid'], scan_freq="2412")
+ dev[0].set_network(id, "scan_freq", "")
+ dev[0].set_network(id, "bssid", "")
+
+ addr = dev[0].own_addr()
+ dev[0].dump_monitor()
+
+ logger.info("Preferred Candidate List (matching neighbor for another BSS) without Disassociation Imminent")
+ if "OK" not in hapd.request("BSS_TM_REQ " + addr + " pref=1 abridged=1 valid_int=255 neighbor=" + apdev[1]['bssid'] + ",0x0000,115,36,7,0301ff"):
+ raise Exception("BSS_TM_REQ command failed")
+ ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
+ if ev is None:
+ raise Exception("No BSS Transition Management Response")
+ if "status_code=0" not in ev:
+ raise Exception("BSS transition request was not accepted: " + ev)
+ if "target_bssid=" + apdev[1]['bssid'] not in ev:
+ raise Exception("Unexpected target BSS: " + ev)
+ dev[0].wait_connected(timeout=15, error="No reassociation seen")
+ if apdev[1]['bssid'] not in ev:
+ raise Exception("Unexpected reassociation target: " + ev)
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1)
+ if ev is not None:
+ raise Exception("Unexpected scan started")
+ dev[0].dump_monitor()
+ finally:
+ dev[0].request("DISCONNECT")
+ if hapd:
+ hapd.request("DISABLE")
+ if hapd2:
+ hapd2.request("DISABLE")
+ subprocess.call(['iw', 'reg', 'set', '00'])
+ dev[0].flush_scan_cache()
+
+def test_wnm_bss_tm_scan_needed(dev, apdev):
+ """WNM BSS Transition Management and scan needed"""
+ try:
+ hapd = None
+ hapd2 = None
+ params = { "ssid": "test-wnm",
+ "country_code": "FI",
+ "ieee80211d": "1",
+ "hw_mode": "g",
+ "channel": "1",
+ "bss_transition": "1" }
+ hapd = hostapd.add_ap(apdev[0]['ifname'], params)
+
+ params = { "ssid": "test-wnm",
+ "country_code": "FI",
+ "ieee80211d": "1",
+ "hw_mode": "a",
+ "channel": "36",
+ "bss_transition": "1" }
+ hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
+
+ dev[0].scan_for_bss(apdev[1]['bssid'], 5180)
+
+ id = dev[0].connect("test-wnm", key_mgmt="NONE",
+ bssid=apdev[0]['bssid'], scan_freq="2412")
+ dev[0].set_network(id, "scan_freq", "")
+ dev[0].set_network(id, "bssid", "")
+
+ addr = dev[0].own_addr()
+ dev[0].dump_monitor()
+
+ logger.info("Wait 11 seconds for the last scan result to be too old, but still present in BSS table")
+ time.sleep(11)
+ logger.info("Preferred Candidate List (matching neighbor for another BSS) without Disassociation Imminent")
+ if "OK" not in hapd.request("BSS_TM_REQ " + addr + " pref=1 abridged=1 valid_int=255 neighbor=" + apdev[1]['bssid'] + ",0x0000,115,36,7,0301ff"):
+ raise Exception("BSS_TM_REQ command failed")
+ ev = hapd.wait_event(['BSS-TM-RESP'], timeout=10)
+ if ev is None:
+ raise Exception("No BSS Transition Management Response")
+ if "status_code=0" not in ev:
+ raise Exception("BSS transition request was not accepted: " + ev)
+ if "target_bssid=" + apdev[1]['bssid'] not in ev:
+ raise Exception("Unexpected target BSS: " + ev)
+ dev[0].wait_connected(timeout=15, error="No reassociation seen")
+ if apdev[1]['bssid'] not in ev:
+ raise Exception("Unexpected reassociation target: " + ev)
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.1)
+ if ev is not None:
+ raise Exception("Unexpected scan started")
+ dev[0].dump_monitor()
+ finally:
+ dev[0].request("DISCONNECT")
+ if hapd:
+ hapd.request("DISABLE")
+ if hapd2:
+ hapd2.request("DISABLE")
+ subprocess.call(['iw', 'reg', 'set', '00'])
+ dev[0].flush_scan_cache()
+
def start_wnm_tm(ap, country, dev):
params = { "ssid": "test-wnm",
"country_code": country,