def run_rssi_based_assoc_rej_good_rssi(dev, apdev):
ap_params = {'ssid': "test-RSSI-ar-to",
'rssi_reject_assoc_rssi': '-45',
'rssi_reject_assoc_timeout': '60'}
logger.info("Set APs RSSI rejection threshold to -45 dBm")
hapd = hostapd.add_ap(apdev[0], ap_params)
logger.info("Set STAs TX RSSI to -45")
set_rx_rssi(dev[0], -45)
logger.info("STA is trying to connect")
dev[0].connect("test-RSSI-ar-to", key_mgmt="NONE", scan_freq="2412")
def run_rssi_based_assoc_rej_timeout(dev, apdev, params):
rssi_retry_to = 5
ap_params = {
'ssid': "test-RSSI-ar-to",
'rssi_reject_assoc_rssi': '-45',
'rssi_reject_assoc_timeout': str(rssi_retry_to)
}
logger.info(
"Set APs RSSI rejection threshold to -45 dBm, retry timeout: " +
str(rssi_retry_to))
hapd = hostapd.add_ap(apdev[0], ap_params)
logger.info("Set STAs TX RSSI to -50")
set_rx_rssi(dev[0], -50)
logger.info("STA is trying to connect")
dev[0].connect("test-RSSI-ar-to",
key_mgmt="NONE",
scan_freq="2412",
wait_connect=False)
ev = dev[0].wait_event(['CTRL-EVENT-ASSOC-REJECT'], 2)
if ev is None:
raise Exception("Association not rejected")
if 'status_code=34' not in ev:
raise Exception(
"STA assoc request was not rejected with status code 34: " + ev)
t_rej = datetime.now()
# Set the scan interval to make dev[0] look for connections
if 'OK' not in dev[0].request("SCAN_INTERVAL 1"):
raise Exception("Failed to set scan interval")
logger.info(
"Validate that STA did not connect or sent assoc request within retry timeout"
)
ev = dev[0].wait_event(['CTRL-EVENT-CONNECTED', 'CTRL-EVENT-ASSOC-REJECT'],
rssi_retry_to + 2)
t_ev = datetime.now()
if ((t_ev - t_rej).total_seconds() < rssi_retry_to):
raise Exception("STA sent assoc request within retry timeout")
if 'CTRL-EVENT-CONNECTED' in ev:
raise Exception("STA connected with low RSSI")
if not ev:
raise Exception(
"STA didn't send association request after retry timeout!")
def run_rssi_based_assoc_rssi_change(dev, hapd):
logger.info("Set STAs and APs TX RSSI to -50")
set_rx_rssi(dev[0], -50)
set_rx_rssi(hapd, -50)
# Set the scan interval to make dev[0] look for connections
if 'OK' not in dev[0].request("SCAN_INTERVAL 1"):
raise Exception("Failed to set scan interval")
logger.info("STA is trying to connect")
dev[0].connect("test-RSSI-ar-to",
key_mgmt="NONE",
scan_freq="2412",
wait_connect=False)
try:
dev[0].wait_completed(2)
except:
logger.info("STA didn't connect after 2 seconds.")
else:
raise Exception("STA connected with low RSSI")
logger.info(
"Set STAs and APs TX RSSI to -40dBm, validate that STA connects")
set_rx_rssi(dev[0], -40)
set_rx_rssi(hapd, -40)
dev[0].wait_completed(2)
def run_rssi_based_assoc_rssi_change(dev, hapd):
logger.info("Set STAs and APs TX RSSI to -50")
set_rx_rssi(dev[0], -50)
set_rx_rssi(hapd, -50)
# Set the scan interval to make dev[0] look for connections
if 'OK' not in dev[0].request("SCAN_INTERVAL 1"):
raise Exception("Failed to set scan interval")
logger.info("STA is trying to connect")
dev[0].connect("test-RSSI-ar-to", key_mgmt="NONE", scan_freq="2412",
wait_connect=False)
try:
dev[0].wait_completed(2)
except:
logger.info("STA didn't connect after 2 seconds.")
else:
raise Exception("STA connected with low RSSI")
logger.info("Set STAs and APs TX RSSI to -40dBm, validate that STA connects")
set_rx_rssi(dev[0], -40)
set_rx_rssi(hapd, -40)
dev[0].wait_completed(2)
def check_set_tx_power(dev, apdev):
hapd = hostapd.add_ap(apdev[0], {'ssid': 'check_tx_power'})
set_rx_rssi(hapd, -50)
dev[0].scan(freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 2)
res = dev[0].request("SCAN_RESULTS")
if '-50' not in res:
raise HwsimSkip('set_rx_rssi not supported')
reset_rx_rssi(hapd)
dev[0].scan(freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 2)
res = dev[0].request("SCAN_RESULTS")
if '-30' not in res:
raise HwsimSkip('set_rx_rssi not supported')
def check_set_tx_power(dev, apdev):
hapd = hostapd.add_ap(apdev[0], {'ssid': 'check_tx_power'})
set_rx_rssi(hapd, -50)
dev[0].scan(freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 2)
res = dev[0].request("SCAN_RESULTS")
if '-50' not in res:
raise HwsimSkip('set_rx_rssi not supported')
reset_rx_rssi(hapd)
dev[0].scan(freq=2412)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 2)
res = dev[0].request("SCAN_RESULTS")
if '-30' not in res:
raise HwsimSkip('set_rx_rssi not supported')
def run_rssi_based_assoc_rej_timeout(dev, apdev, params):
rssi_retry_to = 5
ap_params = {'ssid': "test-RSSI-ar-to",
'rssi_reject_assoc_rssi': '-45',
'rssi_reject_assoc_timeout': str(rssi_retry_to)}
logger.info("Set APs RSSI rejection threshold to -45 dBm, retry timeout: " +
str(rssi_retry_to))
hapd = hostapd.add_ap(apdev[0], ap_params)
logger.info("Set STAs TX RSSI to -50")
set_rx_rssi(dev[0], -50)
logger.info("STA is trying to connect")
dev[0].connect("test-RSSI-ar-to", key_mgmt="NONE", scan_freq="2412",
wait_connect=False)
ev = dev[0].wait_event(['CTRL-EVENT-ASSOC-REJECT'], 2)
if ev is None:
raise Exception("Association not rejected")
if 'status_code=34' not in ev:
raise Exception("STA assoc request was not rejected with status code 34: " + ev)
t_rej = datetime.now()
# Set the scan interval to make dev[0] look for connections
if 'OK' not in dev[0].request("SCAN_INTERVAL 1"):
raise Exception("Failed to set scan interval")
logger.info("Validate that STA did not connect or sent assoc request within retry timeout")
ev = dev[0].wait_event(['CTRL-EVENT-CONNECTED', 'CTRL-EVENT-ASSOC-REJECT'],
rssi_retry_to + 2)
t_ev = datetime.now()
if ((t_ev - t_rej).total_seconds() < rssi_retry_to):
raise Exception("STA sent assoc request within retry timeout")
if 'CTRL-EVENT-CONNECTED' in ev:
raise Exception("STA connected with low RSSI")
if not ev:
raise Exception("STA didn't send association request after retry timeout!")