import hostapd
from wpasupplicant import WpaSupplicant
-from utils import HwsimSkip, fail_test
+from utils import HwsimSkip, fail_test, alloc_fail, wait_fail_trigger
from tshark import run_tshark
def check_scan(dev, params, other_started=False, test_busy=False):
check_scan(dev[0], "freq=2412 use_id=1")
finally:
dev[0].request("VENDOR_ELEM_REMOVE 14 *")
+
+def test_scan_fail(dev, apdev):
+ """Scan failures"""
+ with fail_test(dev[0], 1, "wpa_driver_nl80211_scan"):
+ dev[0].request("DISCONNECT")
+ if "OK" not in dev[0].request("SCAN freq=2412"):
+ raise Exception("SCAN failed")
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5)
+ if ev is None:
+ raise Exception("Did not see scan failure event")
+ dev[0].dump_monitor()
+
+ with alloc_fail(dev[0], 1, "radio_add_work;wpa_supplicant_trigger_scan"):
+ if "OK" not in dev[0].request("SCAN freq=2412"):
+ raise Exception("SCAN failed")
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5)
+ if ev is None:
+ raise Exception("Did not see scan failure event")
+ dev[0].dump_monitor()
+
+ try:
+ if "OK" not in dev[0].request("SET filter_ssids 1"):
+ raise Exception("SET failed")
+ id = dev[0].connect("test-scan", key_mgmt="NONE", only_add_network=True)
+ with alloc_fail(dev[0], 1, "wpa_supplicant_build_filter_ssids"):
+ # While the filter list cannot be created due to memory allocation
+ # failure, this scan is expected to be completed without SSID
+ # filtering.
+ if "OK" not in dev[0].request("SCAN freq=2412"):
+ raise Exception("SCAN failed")
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
+ if ev is None:
+ raise Exception("Scan did not complete")
+ dev[0].remove_network(id)
+ finally:
+ dev[0].request("SET filter_ssids 0")
+ dev[0].dump_monitor()
+
+ with alloc_fail(dev[0], 1, "nl80211_get_scan_results"):
+ if "OK" not in dev[0].request("SCAN freq=2412"):
+ raise Exception("SCAN failed")
+ ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5)
+ if ev is None:
+ raise Exception("Did not see scan started event")
+ wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
+ dev[0].dump_monitor()
+
+ wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
+ wpas.interface_add("wlan5")
+ wpas.request("SET preassoc_mac_addr 1")
+ with fail_test(wpas, 1, "nl80211_set_mac_addr;wpas_trigger_scan_cb"):
+ if "OK" not in wpas.request("SCAN freq=2412"):
+ raise Exception("SCAN failed")
+ ev = wpas.wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5)
+ if ev is None:
+ raise Exception("Did not see scan failure event")
+ wpas.request("SET preassoc_mac_addr 0")
+ wpas.dump_monitor()