hostap/tests/hwsim/test_p2p_discovery.py

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# P2P device discovery test cases
# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
from remotehost import remote_compatible
import logging
logger = logging.getLogger()
import binascii
import os
import struct
import time
import hostapd
import hwsim_utils
from wpasupplicant import WpaSupplicant
from p2p_utils import *
from hwsim import HWSimRadio
from tshark import run_tshark
from test_gas import start_ap
from test_cfg80211 import nl80211_remain_on_channel
from test_p2p_channel import set_country
@remote_compatible
def test_discovery(dev):
"""P2P device discovery and provision discovery"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
logger.info("Start device discovery")
dev[0].p2p_find(social=True, delay=1)
if not dev[1].discover_peer(addr0):
raise Exception("Device discovery timed out")
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
logger.info("Test provision discovery for display")
dev[0].global_request("P2P_PROV_DISC " + addr1 + " display")
ev1 = dev[1].wait_global_event(["P2P-PROV-DISC-SHOW-PIN"], timeout=15)
if ev1 is None:
raise Exception("Provision discovery timed out (display/dev1)")
if addr0 not in ev1:
raise Exception("Dev0 not in provision discovery event")
ev0 = dev[0].wait_global_event(["P2P-PROV-DISC-ENTER-PIN",
"P2P-PROV-DISC-FAILURE"], timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (display/dev0)")
if "P2P-PROV-DISC-FAILURE" in ev0:
raise Exception("Provision discovery failed (display/dev0)")
if addr1 not in ev0:
raise Exception("Dev1 not in provision discovery event")
logger.info("Test provision discovery for keypad")
dev[0].global_request("P2P_PROV_DISC " + addr1 + " keypad")
ev1 = dev[1].wait_global_event(["P2P-PROV-DISC-ENTER-PIN"], timeout=15)
if ev1 is None:
raise Exception("Provision discovery timed out (keypad/dev1)")
if addr0 not in ev1:
raise Exception("Dev0 not in provision discovery event")
ev0 = dev[0].wait_global_event(["P2P-PROV-DISC-SHOW-PIN",
"P2P-PROV-DISC-FAILURE"],
timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (keypad/dev0)")
if "P2P-PROV-DISC-FAILURE" in ev0:
raise Exception("Provision discovery failed (keypad/dev0)")
if addr1 not in ev0:
raise Exception("Dev1 not in provision discovery event")
logger.info("Test provision discovery for push button")
dev[0].global_request("P2P_PROV_DISC " + addr1 + " pbc")
ev1 = dev[1].wait_global_event(["P2P-PROV-DISC-PBC-REQ"], timeout=15)
if ev1 is None:
raise Exception("Provision discovery timed out (pbc/dev1)")
if addr0 not in ev1:
raise Exception("Dev0 not in provision discovery event")
ev0 = dev[0].wait_global_event(["P2P-PROV-DISC-PBC-RESP",
"P2P-PROV-DISC-FAILURE"],
timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (pbc/dev0)")
if "P2P-PROV-DISC-FAILURE" in ev0:
raise Exception("Provision discovery failed (pbc/dev0)")
if addr1 not in ev0:
raise Exception("Dev1 not in provision discovery event")
dev[0].p2p_stop_find()
dev[1].p2p_stop_find()
if "FAIL" not in dev[0].p2p_find(dev_id="foo"):
raise Exception("P2P_FIND with invalid dev_id accepted")
if "FAIL" not in dev[0].p2p_find(dev_type="foo"):
raise Exception("P2P_FIND with invalid dev_type accepted")
if "FAIL" not in dev[0].p2p_find(dev_type="1-foo-2"):
raise Exception("P2P_FIND with invalid dev_type accepted")
if "FAIL" not in dev[0].p2p_find(dev_type="1-11223344"):
raise Exception("P2P_FIND with invalid dev_type accepted")
if "FAIL" not in dev[0].global_request("P2P_PROV_DISC foo pbc"):
raise Exception("Invalid P2P_PROV_DISC accepted")
if "FAIL" not in dev[0].global_request("P2P_PROV_DISC 00:11:22:33:44:55"):
raise Exception("Invalid P2P_PROV_DISC accepted")
if "FAIL" not in dev[0].global_request("P2P_PROV_DISC 00:11:22:33:44:55 pbc join"):
raise Exception("Invalid P2P_PROV_DISC accepted")
if "FAIL" not in dev[0].global_request("P2P_PROV_DISC 00:11:22:33:44:55 foo"):
raise Exception("Invalid P2P_PROV_DISC accepted")
@remote_compatible
def test_discovery_pd_retries(dev):
"""P2P device discovery and provision discovery retries"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
dev[1].p2p_listen()
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
dev[1].p2p_stop_find()
dev[0].p2p_stop_find()
dev[0].global_request("P2P_PROV_DISC " + addr1 + " display")
ev = dev[0].wait_global_event(["P2P-PROV-DISC-FAILURE"], timeout=60)
if ev is None:
raise Exception("No PD failure reported")
def test_discovery_group_client(dev):
"""P2P device discovery for a client in a group"""
logger.info("Start autonomous GO " + dev[0].ifname)
res = dev[0].p2p_start_go(freq="2422")
logger.debug("res: " + str(res))
logger.info("Connect a client to the GO")
pin = dev[1].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), pin, freq=int(res['freq']),
timeout=60)
logger.info("Client connected")
hwsim_utils.test_connectivity_p2p(dev[0], dev[1])
logger.info("Try to discover a P2P client in a group")
if not dev[2].discover_peer(dev[1].p2p_dev_addr(), social=False, timeout=10):
stop_p2p_find_and_wait(dev[2])
if not dev[2].discover_peer(dev[1].p2p_dev_addr(), social=False, timeout=10):
stop_p2p_find_and_wait(dev[2])
if not dev[2].discover_peer(dev[1].p2p_dev_addr(), social=False, timeout=10):
raise Exception("Could not discover group client")
# This is not really perfect, but something to get a bit more testing
# coverage.. For proper discoverability mechanism validation, the P2P
# client would need to go to sleep to avoid acknowledging the GO Negotiation
# Request frame. Offchannel Listen mode operation on the P2P Client with
# mac80211_hwsim is apparently not enough to avoid the acknowledgement on
# the operating channel, so need to disconnect from the group which removes
# the GO-to-P2P Client part of the discoverability exchange in practice.
pin = dev[2].wps_read_pin()
# make group client non-responsive on operating channel
dev[1].dump_monitor()
dev[1].group_request("DISCONNECT")
ev = dev[1].wait_group_event(["CTRL-EVENT-DISCONNECTED"], timeout=10)
if ev is None:
raise Exception("Timeout on waiting disconnection")
dev[2].request("P2P_CONNECT {} {} display".format(dev[1].p2p_dev_addr(),
pin))
ev = dev[1].wait_global_event(["P2P-GO-NEG-REQUEST"], timeout=2)
if ev:
raise Exception("Unexpected frame RX on P2P client")
# make group client available on operating channe
dev[1].group_request("REASSOCIATE")
ev = dev[1].wait_global_event(["CTRL-EVENT-CONNECTED",
"P2P-GO-NEG-REQUEST"], timeout=10)
if ev is None:
raise Exception("Timeout on reconnection to group")
if "P2P-GO-NEG-REQUEST" not in ev:
ev = dev[1].wait_global_event(["P2P-GO-NEG-REQUEST"], timeout=10)
if ev is None:
raise Exception("Timeout on waiting for GO Negotiation Request")
def stop_p2p_find_and_wait(dev):
dev.request("P2P_STOP_FIND")
for i in range(10):
res = dev.get_driver_status_field("scan_state")
if "SCAN_STARTED" not in res and "SCAN_REQUESTED" not in res:
break
logger.debug("Waiting for final P2P_FIND scan to complete")
time.sleep(0.02)
def test_discovery_ctrl_char_in_devname(dev):
"""P2P device discovery and control character in Device Name"""
try:
_test_discovery_ctrl_char_in_devname(dev)
finally:
dev[1].global_request("SET device_name Device B")
def _test_discovery_ctrl_char_in_devname(dev):
dev[1].global_request("SET device_name Device\tB")
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
res = dev[0].p2p_start_go(freq=2422)
bssid = dev[0].p2p_interface_addr()
pin = dev[1].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[1].scan_for_bss(bssid, freq=2422)
dev[1].p2p_connect_group(addr0, pin, timeout=60, freq=2422)
if not dev[2].discover_peer(addr1, social=False, freq=2422, timeout=5):
stop_p2p_find_and_wait(dev[2])
if not dev[2].discover_peer(addr1, social=False, freq=2422, timeout=5):
stop_p2p_find_and_wait(dev[2])
if not dev[2].discover_peer(addr1, social=False, freq=2422,
timeout=5):
raise Exception("Could not discover group client")
devname = dev[2].get_peer(addr1)['device_name']
dev[2].p2p_stop_find()
if devname != "Device_B":
raise Exception("Unexpected device_name from group client: " + devname)
terminate_group(dev[0], dev[1])
dev[2].request("P2P_FLUSH")
dev[1].p2p_listen()
if not dev[2].discover_peer(addr1, social=True, timeout=10):
raise Exception("Could not discover peer")
devname = dev[2].get_peer(addr1)['device_name']
dev[2].p2p_stop_find()
if devname != "Device_B":
raise Exception("Unexpected device_name from peer: " + devname)
@remote_compatible
def test_discovery_dev_type(dev):
"""P2P device discovery with Device Type filter"""
dev[1].request("SET sec_device_type 1-0050F204-2")
dev[1].p2p_listen()
dev[0].p2p_find(social=True, dev_type="5-0050F204-1")
ev = dev[0].wait_global_event(['P2P-DEVICE-FOUND'], timeout=1)
if ev:
raise Exception("Unexpected P2P device found")
dev[0].p2p_find(social=True, dev_type="1-0050F204-2")
ev = dev[0].wait_global_event(['P2P-DEVICE-FOUND'], timeout=2)
if ev is None:
raise Exception("P2P device not found")
peer = dev[0].get_peer(dev[1].p2p_dev_addr())
if "1-0050F204-2" not in peer['sec_dev_type']:
raise Exception("sec_device_type not reported properly")
def test_discovery_dev_type_go(dev):
"""P2P device discovery with Device Type filter on GO"""
addr1 = dev[1].p2p_dev_addr()
dev[1].request("SET sec_device_type 1-0050F204-2")
res = dev[0].p2p_start_go(freq="2412")
pin = dev[1].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), pin, timeout=60)
dev[2].p2p_find(social=True, dev_type="5-0050F204-1")
ev = dev[2].wait_global_event(['P2P-DEVICE-FOUND'], timeout=1)
if ev:
raise Exception("Unexpected P2P device found")
dev[2].p2p_find(social=True, dev_type="1-0050F204-2")
ev = dev[2].wait_global_event(['P2P-DEVICE-FOUND ' + addr1], timeout=2)
if ev is None:
raise Exception("P2P device not found")
def test_discovery_dev_id(dev):
"""P2P device discovery with Device ID filter"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.request("P2P_LISTEN 1")
status = wpas.global_request("STATUS")
if "p2p_state=LISTEN_ONLY" not in status:
raise Exception("Unexpected status: " + status)
addr1 = dev[1].p2p_dev_addr()
dev[1].p2p_listen()
dev[0].p2p_find(social=True, dev_id="02:03:04:05:06:07")
ev = dev[0].wait_global_event(['P2P-DEVICE-FOUND'], timeout=1)
if ev:
raise Exception("Unexpected P2P device found")
dev[0].p2p_find(social=True, dev_id=addr1)
ev = dev[0].wait_global_event(['P2P-DEVICE-FOUND'], timeout=5)
if ev is None:
raise Exception("P2P device not found")
if addr1 not in ev:
raise Exception("Unexpected P2P peer found")
status = wpas.global_request("STATUS")
for i in range(0, 2):
if "p2p_state=IDLE" in status:
break
time.sleep(0.5)
status = wpas.global_request("STATUS")
if "p2p_state=IDLE" not in status:
raise Exception("Unexpected status: " + status)
def test_discovery_dev_id_go(dev):
"""P2P device discovery with Device ID filter on GO"""
addr1 = dev[1].p2p_dev_addr()
res = dev[0].p2p_start_go(freq="2412")
pin = dev[1].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), pin, timeout=60)
dev[2].p2p_find(social=True, dev_id="02:03:04:05:06:07")
ev = dev[2].wait_global_event(['P2P-DEVICE-FOUND'], timeout=1)
if ev:
raise Exception("Unexpected P2P device found")
dev[2].p2p_find(social=True, dev_id=addr1)
ev = dev[2].wait_global_event(['P2P-DEVICE-FOUND ' + addr1], timeout=2)
if ev is None:
raise Exception("P2P device not found")
def test_discovery_social_plus_one(dev):
"""P2P device discovery with social-plus-one"""
logger.info("Start autonomous GO " + dev[0].ifname)
dev[1].p2p_find(social=True)
dev[0].p2p_find(progressive=True)
logger.info("Wait for initial progressive find phases")
dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"])
dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"])
go = dev[2].p2p_dev_addr()
dev[2].p2p_start_go(freq="2422")
logger.info("Verify whether the GO on non-social channel can be found")
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer not found")
if go not in ev:
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer not found")
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer not found")
dev[0].p2p_stop_find()
dev[1].p2p_stop_find()
if not dev[0].peer_known(go):
raise Exception("GO not found in progressive scan")
if dev[1].peer_known(go):
raise Exception("GO found in social-only scan")
def _test_discovery_and_interface_disabled(dev, delay=1):
try:
if "OK" not in dev[0].p2p_find():
raise Exception("Failed to start P2P find")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"])
if ev is None:
raise Exception("Scan did not start")
dev[0].request("DRIVER_EVENT INTERFACE_DISABLED")
time.sleep(delay)
# verify that P2P_FIND is rejected
if "FAIL" not in dev[0].p2p_find():
raise Exception("New P2P_FIND request was accepted unexpectedly")
dev[0].request("DRIVER_EVENT INTERFACE_ENABLED")
time.sleep(3)
dev[0].scan(freq="2412")
if "OK" not in dev[0].p2p_find():
raise Exception("Failed to start P2P find")
dev[0].dump_monitor()
dev[1].p2p_listen()
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer not found")
finally:
dev[0].request("DRIVER_EVENT INTERFACE_ENABLED")
def test_discovery_and_interface_disabled(dev):
"""P2P device discovery with interface getting disabled"""
_test_discovery_and_interface_disabled(dev, delay=1)
_test_discovery_and_interface_disabled(dev, delay=5)
def test_discovery_auto(dev):
"""P2P device discovery and provision discovery with auto GO/dev selection"""
dev[0].flush_scan_cache()
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
addr2 = dev[2].p2p_dev_addr()
dev[2].p2p_start_go(freq="2412")
logger.info("Start device discovery")
dev[0].p2p_listen()
if not dev[1].discover_peer(addr0):
raise Exception("Device discovery timed out")
dev[1].p2p_listen()
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
if not dev[0].discover_peer(addr2):
raise Exception("Device discovery timed out")
logger.info("Test provision discovery for display (device)")
dev[0].global_request("P2P_PROV_DISC " + addr1 + " display auto")
ev1 = dev[1].wait_global_event(["P2P-PROV-DISC-SHOW-PIN"], timeout=15)
if ev1 is None:
raise Exception("Provision discovery timed out (display/dev1)")
if addr0 not in ev1:
raise Exception("Dev0 not in provision discovery event")
if " group=" in ev1:
raise Exception("Unexpected group parameter from non-GO")
ev0 = dev[0].wait_global_event(["P2P-PROV-DISC-ENTER-PIN",
"P2P-PROV-DISC-FAILURE"], timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (display/dev0)")
if "P2P-PROV-DISC-FAILURE" in ev0:
raise Exception("Provision discovery failed (display/dev0)")
if addr1 not in ev0:
raise Exception("Dev1 not in provision discovery event")
if "peer_go=0" not in ev0:
raise Exception("peer_go incorrect in PD response from non-GO")
logger.info("Test provision discovery for display (GO)")
dev[0].global_request("P2P_PROV_DISC " + addr2 + " display auto")
ev2 = dev[2].wait_global_event(["P2P-PROV-DISC-SHOW-PIN"], timeout=15)
if ev2 is None:
raise Exception("Provision discovery timed out (display/dev2)")
if addr0 not in ev2:
raise Exception("Dev0 not in provision discovery event")
if " group=" not in ev2:
raise Exception("Group parameter missing from GO")
ev0 = dev[0].wait_global_event(["P2P-PROV-DISC-ENTER-PIN",
"P2P-PROV-DISC-FAILURE"], timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (display/dev0)")
if "P2P-PROV-DISC-FAILURE" in ev0:
raise Exception("Provision discovery failed (display/dev0)")
if addr2 not in ev0:
raise Exception("Dev1 not in provision discovery event")
if "peer_go=1" not in ev0:
raise Exception("peer_go incorrect in PD response from GO")
def test_discovery_stop(dev):
"""P2P device discovery and p2p_stop_find"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
dev[1].p2p_listen()
dev[2].p2p_listen()
dev[0].p2p_find(social=False)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.5)
if ev is None:
logger.info("No CTRL-EVENT-SCAN-STARTED event")
dev[0].p2p_stop_find()
ev = dev[0].wait_global_event(["P2P-FIND-STOPPED"], timeout=1)
if ev is None:
raise Exception("P2P_STOP not reported")
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is not None:
raise Exception("Peer found unexpectedly: " + ev)
dev[0].p2p_find(social=False)
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.5)
if ev is None:
logger.info("No CTRL-EVENT-SCAN-STARTED event")
dev[0].global_request("P2P_FLUSH")
ev = dev[0].wait_global_event(["P2P-FIND-STOPPED"], timeout=1)
if ev is None:
raise Exception("P2P_STOP not reported")
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is not None:
raise Exception("Peer found unexpectedly: " + ev)
def test_discovery_restart(dev):
"""P2P device discovery and p2p_find restart"""
autogo(dev[1], freq=2457)
dev[0].p2p_find(social=True)
dev[0].p2p_stop_find()
dev[0].p2p_find(social=False)
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=7)
if ev is None:
dev[0].p2p_find(social=False)
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=7)
if ev is None:
raise Exception("Peer not found")
def test_discovery_restart_progressive(dev):
"""P2P device discovery and p2p_find type=progressive restart"""
try:
set_country("US", dev[1])
autogo(dev[1], freq=5805)
dev[0].p2p_find(social=True)
dev[0].p2p_stop_find()
dev[0].p2p_find(progressive=True)
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=20)
dev[1].remove_group()
if ev is None:
raise Exception("Peer not found")
finally:
set_country("00")
dev[1].flush_scan_cache()
def test_p2p_peer_command(dev):
"""P2P_PEER command"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
addr2 = dev[2].p2p_dev_addr()
dev[1].p2p_listen()
dev[2].p2p_listen()
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
if not dev[0].discover_peer(addr2):
raise Exception("Device discovery timed out")
dev[0].p2p_stop_find()
dev[1].p2p_stop_find()
dev[2].p2p_stop_find()
res0 = dev[0].request("P2P_PEER FIRST")
peer = res0.splitlines()[0]
if peer not in [addr1, addr2]:
raise Exception("Unexpected P2P_PEER FIRST address")
res1 = dev[0].request("P2P_PEER NEXT-" + peer)
peer2 = res1.splitlines()[0]
if peer2 not in [addr1, addr2] or peer == peer2:
raise Exception("Unexpected P2P_PEER NEXT address")
if "FAIL" not in dev[0].request("P2P_PEER NEXT-foo"):
raise Exception("Invalid P2P_PEER command accepted")
if "FAIL" not in dev[0].request("P2P_PEER foo"):
raise Exception("Invalid P2P_PEER command accepted")
if "FAIL" not in dev[0].request("P2P_PEER 00:11:22:33:44:55"):
raise Exception("P2P_PEER command for unknown peer accepted")
def test_p2p_listen_and_offchannel_tx(dev):
"""P2P_LISTEN behavior with offchannel TX"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
addr2 = dev[2].p2p_dev_addr()
dev[1].p2p_listen()
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
dev[0].p2p_listen()
dev[0].global_request("P2P_PROV_DISC " + addr1 + " display")
ev = dev[0].wait_global_event(["P2P-PROV-DISC-ENTER-PIN"], timeout=15)
if ev is None:
raise Exception("No PD result reported")
dev[1].p2p_stop_find()
if not dev[2].discover_peer(addr0):
raise Exception("Device discovery timed out after PD exchange")
dev[2].p2p_stop_find()
dev[0].p2p_stop_find()
@remote_compatible
def test_p2p_listen_and_scan(dev):
"""P2P_LISTEN and scan"""
dev[0].p2p_listen()
if "OK" not in dev[0].request("SCAN freq=2412"):
raise Exception("Failed to request a scan")
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 3)
if ev is not None:
raise Exception("Unexpected scan results")
dev[0].p2p_stop_find()
ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 15)
if ev is None:
raise Exception("Scan timed out")
def test_p2p_config_methods(dev):
"""P2P and WPS config method update"""
addr0 = dev[0].p2p_dev_addr()
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
addr1 = wpas.p2p_dev_addr()
if "OK" not in wpas.request("SET config_methods keypad virtual_push_button"):
raise Exception("Failed to set config_methods")
wpas.p2p_listen()
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
dev[0].p2p_stop_find()
peer = dev[0].get_peer(addr1)
if peer['config_methods'] != '0x180':
raise Exception("Unexpected peer config methods(1): " + peer['config_methods'])
dev[0].global_request("P2P_FLUSH")
if "OK" not in wpas.request("SET config_methods virtual_display"):
raise Exception("Failed to set config_methods")
if not dev[0].discover_peer(addr1):
raise Exception("Device discovery timed out")
dev[0].p2p_stop_find()
peer = dev[0].get_peer(addr1)
if peer['config_methods'] != '0x8':
raise Exception("Unexpected peer config methods(2): " + peer['config_methods'])
wpas.p2p_stop_find()
@remote_compatible
def test_discovery_after_gas(dev, apdev):
"""P2P device discovery after GAS/ANQP exchange"""
hapd = start_ap(apdev[0])
hapd.set("gas_frag_limit", "50")
dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412", force_scan=True)
dev[0].request("FETCH_ANQP")
ev = dev[0].wait_event(["ANQP-QUERY-DONE"], timeout=10)
if ev is None:
raise Exception("No ANQP-QUERY-DONE event")
dev[0].dump_monitor()
start = os.times()[4]
dev[0].p2p_listen()
dev[1].p2p_find(social=True)
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is None:
raise Exception("Peer not discovered")
end = os.times()[4]
dev[0].dump_monitor()
dev[0].p2p_stop_find()
dev[1].p2p_stop_find()
logger.info("Device discovery after fragmented GAS took %f seconds" % (end - start))
if end - start > 1.3:
raise Exception("Device discovery took unexpectedly long time")
@remote_compatible
def test_discovery_listen_find(dev):
"""P2P_LISTEN immediately followed by P2P_FIND"""
# Request an external remain-on-channel operation to delay start of the ROC
# for the following p2p_listen() enough to get p2p_find() processed before
# the ROC started event shows up. This is done to test a code path where the
# p2p_find() needs to clear the wait for the pending listen operation
# (p2p->pending_listen_freq).
ifindex = int(dev[0].get_driver_status_field("ifindex"))
nl80211_remain_on_channel(dev[0], ifindex, 2417, 200)
addr0 = dev[0].p2p_dev_addr()
dev[0].p2p_listen()
dev[0].p2p_find(social=True)
time.sleep(0.4)
dev[1].p2p_listen()
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=1.2)
if not dev[1].discover_peer(addr0):
raise Exception("Device discovery timed out")
if ev is None:
raise Exception("Did not find peer quickly enough after stopped P2P_LISTEN")
def test_discovery_long_listen(dev):
"""Long P2P_LISTEN and offchannel TX"""
addr0 = dev[0].p2p_dev_addr()
dev[0].p2p_listen()
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
addr = wpas.p2p_dev_addr()
if not wpas.discover_peer(addr0):
raise Exception("Device discovery timed out")
peer = wpas.get_peer(addr0)
chan = '1' if peer['listen_freq'] == '2462' else '11'
wpas.request("P2P_SET listen_channel " + chan)
wpas.request("P2P_LISTEN 10")
if not dev[0].discover_peer(addr):
raise Exception("Device discovery timed out (2)")
time.sleep(0.1)
wpas.global_request("P2P_PROV_DISC " + addr0 + " display")
ev = dev[0].wait_global_event(["P2P-PROV-DISC-SHOW-PIN"], timeout=15)
if ev is None:
raise Exception("Provision discovery timed out")
dev[0].p2p_stop_find()
# Verify that the long listen period is still continuing after off-channel
# TX of Provision Discovery frames.
if not dev[1].discover_peer(addr):
raise Exception("Device discovery timed out (3)")
dev[1].p2p_stop_find()
wpas.p2p_stop_find()
def test_discovery_long_listen2(dev):
"""Long P2P_LISTEN longer than remain-on-channel time"""
with HWSimRadio(use_p2p_device=True) as (radio, iface):
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add(iface)
addr = wpas.p2p_dev_addr()
wpas.request("P2P_LISTEN 15")
# Wait for remain maximum remain-on-channel time to pass
time.sleep(7)
if not dev[0].discover_peer(addr):
raise Exception("Device discovery timed out")
dev[0].p2p_stop_find()
wpas.p2p_stop_find()
def pd_test(dev, addr):
if not dev.discover_peer(addr, freq=2412):
raise Exception("Device discovery timed out")
dev.global_request("P2P_PROV_DISC " + addr + " display")
ev0 = dev.wait_global_event(["P2P-PROV-DISC-ENTER-PIN"], timeout=15)
if ev0 is None:
raise Exception("Provision discovery timed out (display)")
dev.p2p_stop_find()
def run_discovery_while_go(wpas, dev, params):
wpas.request("P2P_SET listen_channel 1")
wpas.p2p_start_go(freq="2412")
addr = wpas.p2p_dev_addr()
pin = dev[0].wps_read_pin()
wpas.p2p_go_authorize_client(pin)
dev[1].p2p_connect_group(addr, pin, freq=2412, timeout=30)
pd_test(dev[0], addr)
wpas.p2p_listen()
pd_test(dev[2], addr)
wpas.p2p_stop_find()
terminate_group(wpas, dev[1])
out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"),
"wifi_p2p.public_action.subtype == 8", ["wlan.da"])
da = out.splitlines()
logger.info("PD Response DAs: " + str(da))
if len(da) != 3:
raise Exception("Unexpected DA count for PD Response")
def test_discovery_while_go(dev, apdev, params):
"""P2P provision discovery from GO"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
run_discovery_while_go(wpas, dev, params)
def test_discovery_while_go_p2p_dev(dev, apdev, params):
"""P2P provision discovery from GO (using P2P Device interface)"""
with HWSimRadio(use_p2p_device=True) as (radio, iface):
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add(iface)
run_discovery_while_go(wpas, dev, params)
def run_discovery_while_cli(wpas, dev, params):
wpas.request("P2P_SET listen_channel 1")
dev[1].p2p_start_go(freq="2412")
addr = wpas.p2p_dev_addr()
pin = wpas.wps_read_pin()
dev[1].p2p_go_authorize_client(pin)
wpas.p2p_connect_group(dev[1].p2p_dev_addr(), pin, freq=2412, timeout=30)
pd_test(dev[0], addr)
wpas.p2p_listen()
pd_test(dev[2], addr)
wpas.p2p_stop_find()
terminate_group(dev[1], wpas)
out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"),
"wifi_p2p.public_action.subtype == 8", ["wlan.da"])
da = out.splitlines()
logger.info("PD Response DAs: " + str(da))
if len(da) != 3:
raise Exception("Unexpected DA count for PD Response")
def test_discovery_while_cli(dev, apdev, params):
"""P2P provision discovery from CLI"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
run_discovery_while_cli(wpas, dev, params)
def test_discovery_while_cli_p2p_dev(dev, apdev, params):
"""P2P provision discovery from CLI (using P2P Device interface)"""
with HWSimRadio(use_p2p_device=True) as (radio, iface):
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add(iface)
run_discovery_while_cli(wpas, dev, params)
def test_discovery_device_name_change(dev):
"""P2P device discovery and peer changing device name"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.set("device_name", "test-a")
wpas.p2p_listen()
dev[0].p2p_find(social=True)
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer not found")
if "new=1" not in ev:
raise Exception("Incorrect new event: " + ev)
if "name='test-a'" not in ev:
raise Exception("Unexpected device name(1): " + ev)
# Verify that new P2P-DEVICE-FOUND event is indicated when the peer changes
# its device name.
wpas.set("device_name", "test-b")
ev = dev[0].wait_global_event(["P2P-DEVICE-FOUND"], timeout=15)
if ev is None:
raise Exception("Peer update not seen")
if "new=0" not in ev:
raise Exception("Incorrect update event: " + ev)
if "name='test-b'" not in ev:
raise Exception("Unexpected device name(2): " + ev)
wpas.p2p_stop_find()
dev[0].p2p_stop_find()
def test_p2p_group_cli_invalid(dev, apdev):
"""P2P device discovery with invalid group client info"""
attr = struct.pack('<BHBB', 2, 2, 0x25, 0x09)
attr += struct.pack('<BH', 3, 6) + "\x02\x02\x02\x02\x02\x00".encode()
cli = bytes()
cli += "\x02\x02\x02\x02\x02\x03".encode()
cli += "\x02\x02\x02\x02\x02\x04".encode()
cli += struct.pack('>BH', 0, 0x3148)
dev_type = "\x00\x00\x00\x00\x00\x00\x00\x01".encode()
cli += dev_type
num_sec = 25
cli += struct.pack('B', num_sec)
cli += num_sec * dev_type
name = "TEST".encode()
cli += struct.pack('>HH', 0x1011, len(name)) + name
desc = struct.pack('B', len(cli)) + cli
attr += struct.pack('<BH', 14, len(desc)) + desc
p2p_ie = struct.pack('>BBL', 0xdd, 4 + len(attr), 0x506f9a09) + attr
ie = binascii.hexlify(p2p_ie).decode()
params = {"ssid": "DIRECT-test",
"eap_server": "1",
"wps_state": "2",
"wpa_passphrase": "12345678",
"wpa": "2",
"wpa_key_mgmt": "WPA-PSK",
"rsn_pairwise": "CCMP",
"vendor_elements": ie}
hapd = hostapd.add_ap(apdev[0], params)
for i in range(2):
dev[i].p2p_find(social=True)
ev = dev[i].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if not ev:
raise Exception("P2P device not found")
def test_discovery_max_peers(dev):
"""P2P device discovery and maximum peer limit exceeded"""
dev[0].p2p_listen()
dev[0].request("SET ext_mgmt_frame_handling 1")
probereq1 = "40000000ffffffffffff"
probereq2 = "ffffffffffff000000074449524543542d01080c1218243048606c0301012d1afe131bffff000000000000000000000100000000000000000000ff16230178c812400000bfce0000000000000000fafffaffdd730050f204104a000110103a00010110080002314810470010572cf82fc95756539b16b5cfb298abf1105400080000000000000000103c0001031002000200001009000200001012000200001021000120102300012010240001201011000844657669636520421049000900372a000120030101dd11506f9a0902020025000605005858045106"
# Fill the P2P peer table with max+1 entries based on Probe Request frames
# to verify correct behavior on# removing the oldest entry when running out
# of room.
for i in range(101):
addr = "0202020202%02x" % i
probereq = probereq1 + addr + probereq2
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=60 ssi_signal=-30 frame=" + probereq):
raise Exception("MGMT_RX_PROCESS failed")
res = dev[0].global_request("P2P_PEER FIRST")
addr = res.splitlines()[0]
peers = [addr]
limit = 200
while limit > 0:
res = dev[0].global_request("P2P_PEER NEXT-" + addr)
addr = res.splitlines()[0]
if addr == "FAIL":
break
peers.append(addr)
limit -= 1
logger.info("Peers: " + str(peers))
if len(peers) != 100:
raise Exception("Unexpected number of peer entries")
oldest = "02:02:02:02:02:00"
if oldest in peers:
raise Exception("Oldest entry is still present")
for i in range(101):
addr = "02:02:02:02:02:%02x" % i
if addr == oldest:
continue
if addr not in peers:
raise Exception("Peer missing from table: " + addr)
# Provision Discovery Request from the oldest peer (SA) using internally
# different P2P Device Address as a regression test for incorrect processing
# for this corner case.
dst = dev[0].own_addr().replace(':', '')
src = peers[99].replace(':', '')
devaddr = "0202020202ff"
pdreq = "d0004000" + dst + src + dst + "d0000409506f9a090701dd29506f9a0902020025000d1d00" + devaddr + "1108000000000000000000101100084465766963652041dd0a0050f204100800020008"
if "OK" not in dev[0].request("MGMT_RX_PROCESS freq=2412 datarate=60 ssi_signal=-30 frame=" + pdreq):
raise Exception("MGMT_RX_PROCESS failed")