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hostapd/tests/hwsim/test_p2p_autogo.py
Jouni Malinen 52e869032a tests: Avoid race condition in autogo_passphrase_len 
Wait for 4-way handshake to complete on the GO before the connectivity
test between two P2P clients.

Signed-off-by: Jouni Malinen <j@w1.fi>
2023-12-17 13:52:42 +02:00

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# P2P autonomous GO test cases
# Copyright (c) 2013-2015, 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 time
import subprocess
import logging
logger = logging.getLogger()
import hostapd
import hwsim_utils
import utils
from utils import HwsimSkip
from wlantest import Wlantest
from wpasupplicant import WpaSupplicant
from p2p_utils import *
from test_p2p_messages import mgmt_tx, parse_p2p_public_action
def test_autogo(dev):
"""P2P autonomous GO and client joining group"""
addr0 = dev[0].p2p_dev_addr()
addr2 = dev[2].p2p_dev_addr()
res = autogo(dev[0])
if "p2p-wlan" in res['ifname']:
raise Exception("Unexpected group interface name on GO")
res = connect_cli(dev[0], dev[1])
if "p2p-wlan" in res['ifname']:
raise Exception("Unexpected group interface name on client")
bss = dev[1].get_bss("p2p_dev_addr=" + addr0, res['ifname'])
if not bss or bss['bssid'] != dev[0].p2p_interface_addr():
raise Exception("Unexpected BSSID in the BSS entry for the GO")
id = bss['id']
bss = dev[1].get_bss("ID-" + id, res['ifname'])
if not bss or bss['id'] != id:
raise Exception("Could not find BSS entry based on id")
res = dev[1].group_request("BSS RANGE=" + id + "- MASK=0x1")
if "id=" + id not in res:
raise Exception("Could not find BSS entry based on id range")
res = dev[1].request("SCAN_RESULTS")
if "[P2P]" not in res:
raise Exception("P2P flag missing from scan results: " + res)
# Presence request to increase testing coverage
if "FAIL" not in dev[1].group_request("P2P_PRESENCE_REQ 30000"):
raise Exception("Invald P2P_PRESENCE_REQ accepted")
if "FAIL" not in dev[1].group_request("P2P_PRESENCE_REQ 30000 102400 30001"):
raise Exception("Invald P2P_PRESENCE_REQ accepted")
if "FAIL" in dev[1].group_request("P2P_PRESENCE_REQ 30000 102400"):
raise Exception("Could not send presence request")
ev = dev[1].wait_group_event(["P2P-PRESENCE-RESPONSE"], 10)
if ev is None:
raise Exception("Timeout while waiting for Presence Response")
if "FAIL" in dev[1].group_request("P2P_PRESENCE_REQ 30000 102400 20000 102400"):
raise Exception("Could not send presence request")
ev = dev[1].wait_group_event(["P2P-PRESENCE-RESPONSE"])
if ev is None:
raise Exception("Timeout while waiting for Presence Response")
if "FAIL" in dev[1].group_request("P2P_PRESENCE_REQ"):
raise Exception("Could not send presence request")
ev = dev[1].wait_group_event(["P2P-PRESENCE-RESPONSE"])
if ev is None:
raise Exception("Timeout while waiting for Presence Response")
if not dev[2].discover_peer(addr0):
raise Exception("Could not discover GO")
dev[0].dump_monitor()
dev[2].global_request("P2P_PROV_DISC " + addr0 + " display join")
ev = dev[0].wait_global_event(["P2P-PROV-DISC-SHOW-PIN"], timeout=10)
if ev is None:
raise Exception("GO did not report P2P-PROV-DISC-SHOW-PIN")
if "p2p_dev_addr=" + addr2 not in ev:
raise Exception("Unexpected P2P Device Address in event: " + ev)
if "group=" + dev[0].group_ifname not in ev:
raise Exception("Unexpected group interface in event: " + ev)
ev = dev[2].wait_global_event(["P2P-PROV-DISC-ENTER-PIN"], timeout=10)
if ev is None:
raise Exception("P2P-PROV-DISC-ENTER-PIN not reported")
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo2(dev):
"""P2P autonomous GO with a separate group interface and client joining group"""
dev[0].global_request("SET p2p_no_group_iface 0")
res = autogo(dev[0], freq=2437)
if "p2p-wlan" not in res['ifname']:
raise Exception("Unexpected group interface name on GO")
if res['ifname'] not in utils.get_ifnames():
raise Exception("Could not find group interface netdev")
connect_cli(dev[0], dev[1], social=True, freq=2437)
dev[0].remove_group()
dev[1].wait_go_ending_session()
if res['ifname'] in utils.get_ifnames():
raise Exception("Group interface netdev was not removed")
def test_autogo3(dev):
"""P2P autonomous GO and client with a separate group interface joining group"""
dev[1].global_request("SET p2p_no_group_iface 0")
autogo(dev[0], freq=2462)
res = connect_cli(dev[0], dev[1], social=True, freq=2462)
if "p2p-wlan" not in res['ifname']:
raise Exception("Unexpected group interface name on client")
if res['ifname'] not in utils.get_ifnames():
raise Exception("Could not find group interface netdev")
dev[0].remove_group()
dev[1].wait_go_ending_session()
dev[1].ping()
if res['ifname'] in utils.get_ifnames():
raise Exception("Group interface netdev was not removed")
def test_autogo4(dev):
"""P2P autonomous GO and client joining group (both with a separate group interface)"""
dev[0].global_request("SET p2p_no_group_iface 0")
dev[1].global_request("SET p2p_no_group_iface 0")
res1 = autogo(dev[0], freq=2412)
res2 = connect_cli(dev[0], dev[1], social=True, freq=2412)
if "p2p-wlan" not in res1['ifname']:
raise Exception("Unexpected group interface name on GO")
if "p2p-wlan" not in res2['ifname']:
raise Exception("Unexpected group interface name on client")
ifnames = utils.get_ifnames()
if res1['ifname'] not in ifnames:
raise Exception("Could not find GO group interface netdev")
if res2['ifname'] not in ifnames:
raise Exception("Could not find client group interface netdev")
dev[0].remove_group()
dev[1].wait_go_ending_session()
dev[1].ping()
ifnames = utils.get_ifnames()
if res1['ifname'] in ifnames:
raise Exception("GO group interface netdev was not removed")
if res2['ifname'] in ifnames:
raise Exception("Client group interface netdev was not removed")
def test_autogo_m2d(dev):
"""P2P autonomous GO and clients not authorized"""
autogo(dev[0], freq=2412)
go_addr = dev[0].p2p_dev_addr()
dev[1].global_request("SET p2p_no_group_iface 0")
if not dev[1].discover_peer(go_addr, social=True):
raise Exception("GO " + go_addr + " not found")
dev[1].dump_monitor()
if not dev[2].discover_peer(go_addr, social=True):
raise Exception("GO " + go_addr + " not found")
dev[2].dump_monitor()
logger.info("Trying to join the group when GO has not authorized the client")
pin = dev[1].wps_read_pin()
cmd = "P2P_CONNECT " + go_addr + " " + pin + " join"
if "OK" not in dev[1].global_request(cmd):
raise Exception("P2P_CONNECT join failed")
pin = dev[2].wps_read_pin()
cmd = "P2P_CONNECT " + go_addr + " " + pin + " join"
if "OK" not in dev[2].global_request(cmd):
raise Exception("P2P_CONNECT join failed")
ev = dev[1].wait_global_event(["WPS-M2D"], timeout=16)
if ev is None:
raise Exception("No global M2D event")
ifaces = dev[1].request("INTERFACES").splitlines()
iface = ifaces[0] if "p2p-wlan" in ifaces[0] else ifaces[1]
wpas = WpaSupplicant(ifname=iface)
ev = wpas.wait_event(["WPS-M2D"], timeout=10)
if ev is None:
raise Exception("No M2D event on group interface")
ev = dev[2].wait_global_event(["WPS-M2D"], timeout=10)
if ev is None:
raise Exception("No global M2D event (2)")
ev = dev[2].wait_event(["WPS-M2D"], timeout=10)
if ev is None:
raise Exception("No M2D event on group interface (2)")
@remote_compatible
def test_autogo_fail(dev):
"""P2P autonomous GO and incorrect PIN"""
autogo(dev[0], freq=2412)
go_addr = dev[0].p2p_dev_addr()
dev[0].p2p_go_authorize_client("00000000")
dev[1].global_request("SET p2p_no_group_iface 0")
if not dev[1].discover_peer(go_addr, social=True):
raise Exception("GO " + go_addr + " not found")
dev[1].dump_monitor()
logger.info("Trying to join the group when GO has not authorized the client")
pin = dev[1].wps_read_pin()
cmd = "P2P_CONNECT " + go_addr + " " + pin + " join"
if "OK" not in dev[1].global_request(cmd):
raise Exception("P2P_CONNECT join failed")
ev = dev[1].wait_global_event(["WPS-FAIL"], timeout=10)
if ev is None:
raise Exception("No global WPS-FAIL event")
def test_autogo_2cli(dev):
"""P2P autonomous GO and two clients joining group"""
autogo(dev[0], freq=2412)
connect_cli(dev[0], dev[1], social=True, freq=2412)
connect_cli(dev[0], dev[2], social=True, freq=2412)
hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
dev[0].global_request("P2P_REMOVE_CLIENT " + dev[1].p2p_dev_addr())
dev[1].wait_go_ending_session()
dev[0].global_request("P2P_REMOVE_CLIENT iface=" + dev[2].p2p_interface_addr())
dev[2].wait_go_ending_session()
if "FAIL" not in dev[0].global_request("P2P_REMOVE_CLIENT foo"):
raise Exception("Invalid P2P_REMOVE_CLIENT command accepted")
dev[0].remove_group()
def test_autogo_pbc(dev):
"""P2P autonomous GO and PBC"""
dev[1].global_request("SET p2p_no_group_iface 0")
autogo(dev[0], freq=2412)
if "FAIL" not in dev[0].group_request("WPS_PBC p2p_dev_addr=00:11:22:33:44"):
raise Exception("Invalid WPS_PBC succeeded")
if "OK" not in dev[0].group_request("WPS_PBC p2p_dev_addr=" + dev[1].p2p_dev_addr()):
raise Exception("WPS_PBC failed")
dev[2].p2p_connect_group(dev[0].p2p_dev_addr(), "pbc", timeout=0,
social=True)
ev = dev[2].wait_global_event(["WPS-M2D"], timeout=15)
if ev is None:
raise Exception("WPS-M2D not reported")
if "config_error=12" not in ev:
raise Exception("Unexpected config_error: " + ev)
dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), "pbc", timeout=15,
social=True)
def test_autogo_pbc_session_overlap(dev, apdev):
"""P2P autonomous GO and PBC session overlap"""
params = {"ssid": "wps", "eap_server": "1", "wps_state": "1"}
hapd = hostapd.add_ap(apdev[0], params)
hapd.request("WPS_PBC")
bssid = hapd.own_addr()
time.sleep(0.1)
dev[0].scan_for_bss(bssid, freq=2412)
dev[1].scan_for_bss(bssid, freq=2412)
dev[1].global_request("SET p2p_no_group_iface 0")
autogo(dev[0], freq=2412)
if "OK" not in dev[0].group_request("WPS_PBC p2p_dev_addr=" + dev[1].p2p_dev_addr()):
raise Exception("WPS_PBC failed")
dev[1].p2p_connect_group(dev[0].p2p_dev_addr(), "pbc", timeout=15,
social=True)
hapd.disable()
remove_group(dev[0], dev[1])
dev[0].flush_scan_cache()
dev[1].flush_scan_cache()
def test_autogo_tdls(dev):
"""P2P autonomous GO and two clients using TDLS"""
go = dev[0]
logger.info("Start autonomous GO with fixed parameters " + go.ifname)
id = go.add_network()
go.set_network_quoted(id, "ssid", "DIRECT-tdls")
go.set_network_quoted(id, "psk", "12345678")
go.set_network(id, "mode", "3")
go.set_network(id, "disabled", "2")
res = go.p2p_start_go(persistent=id, freq="2462")
logger.debug("res: " + str(res))
Wlantest.setup(go, True)
wt = Wlantest()
wt.flush()
wt.add_passphrase("12345678")
connect_cli(go, dev[1], social=True, freq=2462)
connect_cli(go, dev[2], social=True, freq=2462)
hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
bssid = dev[0].p2p_interface_addr()
addr1 = dev[1].p2p_interface_addr()
addr2 = dev[2].p2p_interface_addr()
dev[1].tdls_setup(addr2)
time.sleep(1)
hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
conf = wt.get_tdls_counter("setup_conf_ok", bssid, addr1, addr2)
if conf == 0:
raise Exception("No TDLS Setup Confirm (success) seen")
dl = wt.get_tdls_counter("valid_direct_link", bssid, addr1, addr2)
if dl == 0:
raise Exception("No valid frames through direct link")
wt.tdls_clear(bssid, addr1, addr2)
dev[1].tdls_teardown(addr2)
time.sleep(1)
teardown = wt.get_tdls_counter("teardown", bssid, addr1, addr2)
if teardown == 0:
raise Exception("No TDLS Setup Teardown seen")
wt.tdls_clear(bssid, addr1, addr2)
hwsim_utils.test_connectivity_p2p(dev[1], dev[2])
ap_path = wt.get_tdls_counter("valid_ap_path", bssid, addr1, addr2)
if ap_path == 0:
raise Exception("No valid frames via AP path")
direct_link = wt.get_tdls_counter("valid_direct_link", bssid, addr1, addr2)
if direct_link > 0:
raise Exception("Unexpected frames through direct link")
idirect_link = wt.get_tdls_counter("invalid_direct_link", bssid, addr1,
addr2)
if idirect_link > 0:
raise Exception("Unexpected frames through direct link (invalid)")
dev[2].remove_group()
dev[1].remove_group()
dev[0].remove_group()
def test_autogo_legacy(dev):
"""P2P autonomous GO and legacy clients"""
res = autogo(dev[0], freq=2462)
if dev[0].get_group_status_field("passphrase", extra="WPS") != res['passphrase']:
raise Exception("passphrase mismatch")
if dev[0].group_request("P2P_GET_PASSPHRASE") != res['passphrase']:
raise Exception("passphrase mismatch(2)")
logger.info("Connect P2P client")
connect_cli(dev[0], dev[1], social=True, freq=2462)
if "FAIL" not in dev[1].request("P2P_GET_PASSPHRASE"):
raise Exception("P2P_GET_PASSPHRASE succeeded on P2P Client")
logger.info("Connect legacy WPS client")
pin = dev[2].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[2].request("P2P_SET disabled 1")
dev[2].dump_monitor()
dev[2].request("WPS_PIN any " + pin)
dev[2].wait_connected(timeout=30)
status = dev[2].get_status()
if status['wpa_state'] != 'COMPLETED':
raise Exception("Not fully connected")
dev[0].wait_sta(addr=dev[2].own_addr())
hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
dev[2].request("DISCONNECT")
dev[2].wait_disconnected()
dev[0].wait_sta_disconnect(addr=dev[2].own_addr())
logger.info("Connect legacy non-WPS client")
dev[2].request("FLUSH")
dev[2].request("P2P_SET disabled 1")
dev[0].dump_monitor()
dev[2].connect(ssid=res['ssid'], psk=res['passphrase'], proto='RSN',
key_mgmt='WPA-PSK', pairwise='CCMP', group='CCMP',
scan_freq=res['freq'])
dev[0].wait_sta(addr=dev[2].own_addr(), wait_4way_hs=True)
hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
dev[2].request("DISCONNECT")
dev[2].wait_disconnected()
dev[0].wait_sta_disconnect(addr=dev[2].own_addr())
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_chan_switch(dev):
"""P2P autonomous GO switching channels"""
run_autogo_chan_switch(dev)
def run_autogo_chan_switch(dev):
autogo(dev[0], freq=2417)
connect_cli(dev[0], dev[1], freq=2417)
res = dev[0].group_request("CHAN_SWITCH 5 2422")
if "FAIL" in res:
# for now, skip test since mac80211_hwsim support is not yet widely
# deployed
raise HwsimSkip("Assume mac80211_hwsim did not support channel switching")
ev = dev[0].wait_group_event(["AP-CSA-FINISHED"], timeout=10)
if ev is None:
raise Exception("CSA finished event timed out")
if "freq=2422" not in ev:
raise Exception("Unexpected cahnnel in CSA finished event")
dev[0].dump_monitor()
dev[1].dump_monitor()
time.sleep(0.1)
hwsim_utils.test_connectivity_p2p(dev[0], dev[1])
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_chan_switch_group_iface(dev):
"""P2P autonomous GO switching channels (separate group interface)"""
dev[0].global_request("SET p2p_no_group_iface 0")
run_autogo_chan_switch(dev)
@remote_compatible
def test_autogo_extra_cred(dev):
"""P2P autonomous GO sending two WPS credentials"""
if "FAIL" in dev[0].request("SET wps_testing_stub_cred 1"):
raise Exception("Failed to enable test mode")
autogo(dev[0], freq=2412)
connect_cli(dev[0], dev[1], social=True, freq=2412)
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_ifdown(dev):
"""P2P autonomous GO and external ifdown"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
res = autogo(wpas)
wpas.dump_monitor()
wpas.interface_remove("wlan5")
wpas.interface_add("wlan5")
res = autogo(wpas)
wpas.dump_monitor()
subprocess.call(['ifconfig', res['ifname'], 'down'])
ev = wpas.wait_global_event(["P2P-GROUP-REMOVED"], timeout=10)
if ev is None:
raise Exception("Group removal not reported")
if res['ifname'] not in ev:
raise Exception("Unexpected group removal event: " + ev)
@remote_compatible
def test_autogo_start_during_scan(dev):
"""P2P autonomous GO started during ongoing manual scan"""
try:
# use autoscan to set scan_req = MANUAL_SCAN_REQ
if "OK" not in dev[0].request("AUTOSCAN periodic:1"):
raise Exception("Failed to set autoscan")
autogo(dev[0], freq=2462)
connect_cli(dev[0], dev[1], social=True, freq=2462)
dev[0].remove_group()
dev[1].wait_go_ending_session()
finally:
dev[0].request("AUTOSCAN ")
def test_autogo_passphrase_len(dev):
"""P2P autonomous GO and longer passphrase"""
try:
if "OK" not in dev[0].request("SET p2p_passphrase_len 13"):
raise Exception("Failed to set passphrase length")
res = autogo(dev[0], freq=2412)
if len(res['passphrase']) != 13:
raise Exception("Unexpected passphrase length")
if dev[0].get_group_status_field("passphrase", extra="WPS") != res['passphrase']:
raise Exception("passphrase mismatch")
logger.info("Connect P2P client")
connect_cli(dev[0], dev[1], social=True, freq=2412)
logger.info("Connect legacy WPS client")
pin = dev[2].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[2].request("P2P_SET disabled 1")
dev[2].dump_monitor()
dev[2].request("WPS_PIN any " + pin)
dev[2].wait_connected(timeout=30)
dev[0].wait_sta(addr=dev[2].own_addr())
status = dev[2].get_status()
if status['wpa_state'] != 'COMPLETED':
raise Exception("Not fully connected")
dev[2].request("DISCONNECT")
dev[2].wait_disconnected()
dev[0].wait_sta_disconnect()
logger.info("Connect legacy non-WPS client")
dev[2].request("FLUSH")
dev[2].request("P2P_SET disabled 1")
dev[2].connect(ssid=res['ssid'], psk=res['passphrase'], proto='RSN',
key_mgmt='WPA-PSK', pairwise='CCMP', group='CCMP',
scan_freq=res['freq'])
dev[0].wait_sta(addr=dev[2].own_addr())
ev = dev[0].wait_group_event(["EAPOL-4WAY-HS-COMPLETED"], timeout=5)
if ev is None:
raise Exception("4-way handshake was not completed")
if dev[2].own_addr() not in ev:
raise Exception("Unexpected 4-way handshake address: " + ev)
hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
dev[2].request("DISCONNECT")
dev[0].remove_group()
dev[1].wait_go_ending_session()
finally:
dev[0].request("SET p2p_passphrase_len 8")
@remote_compatible
def test_autogo_bridge(dev):
"""P2P autonomous GO in a bridge"""
try:
# use autoscan to set scan_req = MANUAL_SCAN_REQ
if "OK" not in dev[0].request("AUTOSCAN periodic:1"):
raise Exception("Failed to set autoscan")
autogo(dev[0])
ifname = dev[0].get_group_ifname()
dev[0].cmd_execute(['brctl', 'addbr', 'p2p-br0'])
dev[0].cmd_execute(['brctl', 'setfd', 'p2p-br0', '0'])
dev[0].cmd_execute(['brctl', 'addif', 'p2p-br0', ifname])
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'p2p-br0', 'up'])
time.sleep(0.1)
dev[0].cmd_execute(['brctl', 'delif', 'p2p-br0', ifname])
time.sleep(0.1)
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'p2p-br0', 'down'])
time.sleep(0.1)
dev[0].cmd_execute(['brctl', 'delbr', 'p2p-br0'])
ev = dev[0].wait_global_event(["P2P-GROUP-REMOVED"], timeout=1)
if ev is not None:
raise Exception("P2P group removed unexpectedly")
if dev[0].get_group_status_field('wpa_state') != "COMPLETED":
raise Exception("Unexpected wpa_state")
dev[0].remove_group()
finally:
dev[0].request("AUTOSCAN ")
dev[0].cmd_execute(['brctl', 'delif', 'p2p-br0', ifname,
'2>', '/dev/null'], shell=True)
dev[0].cmd_execute(['ip', 'link', 'set', 'dev', 'p2p-br0', 'down',
'2>', '/dev/null'], shell=True)
dev[0].cmd_execute(['brctl', 'delbr', 'p2p-br0', '2>', '/dev/null'],
shell=True)
@remote_compatible
def test_presence_req_on_group_interface(dev):
"""P2P_PRESENCE_REQ on group interface"""
dev[1].global_request("SET p2p_no_group_iface 0")
res = autogo(dev[0], freq=2437)
res = connect_cli(dev[0], dev[1], social=True, freq=2437)
if "FAIL" in dev[1].group_request("P2P_PRESENCE_REQ 30000 102400"):
raise Exception("Could not send presence request")
ev = dev[1].wait_group_event(["P2P-PRESENCE-RESPONSE"])
if ev is None:
raise Exception("Timeout while waiting for Presence Response")
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_join_auto_go_not_found(dev):
"""P2P_CONNECT-auto not finding GO"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.request("P2P_SET listen_channel 1")
wpas.global_request("SET p2p_no_group_iface 0")
autogo(wpas, freq=2412)
addr = wpas.p2p_dev_addr()
bssid = wpas.p2p_interface_addr()
wpas.dump_monitor()
dev[1].global_request("SET p2p_no_group_iface 0")
dev[1].scan_for_bss(bssid, freq=2412)
# This makes the GO not show up in the scan iteration following the
# P2P_CONNECT command by stopping beaconing and handling Probe Request
# frames externally (but not really replying to them). P2P listen mode is
# needed to keep the GO listening on the operating channel for the PD
# exchange.
if "OK" not in wpas.group_request("STOP_AP"):
raise Exception("STOP_AP failed")
wpas.dump_monitor()
wpas.group_request("SET ext_mgmt_frame_handling 1")
wpas.p2p_listen()
wpas.dump_monitor()
time.sleep(0.02)
dev[1].global_request("P2P_CONNECT " + addr + " pbc auto")
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG-ENABLED"], 15)
wpas.dump_monitor()
if ev is None:
raise Exception("Could not trigger old-scan-only case")
return
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG"], 15)
wpas.remove_group()
if ev is None:
raise Exception("Fallback to GO Negotiation not seen")
if "reason=GO-not-found" not in ev:
raise Exception("Unexpected reason for fallback: " + ev)
wpas.dump_monitor()
def test_autogo_join_auto(dev):
"""P2P_CONNECT-auto joining a group"""
autogo(dev[0])
addr = dev[0].p2p_dev_addr()
if "OK" not in dev[1].global_request("P2P_CONNECT " + addr + " pbc auto"):
raise Exception("P2P_CONNECT failed")
ev = dev[0].wait_global_event(["P2P-PROV-DISC-PBC-REQ"], timeout=15)
if ev is None:
raise Exception("Timeout on P2P-PROV-DISC-PBC-REQ")
if "group=" + dev[0].group_ifname not in ev:
raise Exception("Unexpected PD event contents: " + ev)
dev[0].group_request("WPS_PBC")
ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=15)
if ev is None:
raise Exception("Joining the group timed out")
dev[1].group_form_result(ev)
dev[0].remove_group()
dev[1].wait_go_ending_session()
dev[1].flush_scan_cache()
@remote_compatible
def test_autogo_join_auto_go_neg(dev):
"""P2P_CONNECT-auto fallback to GO Neg"""
dev[1].flush_scan_cache()
dev[0].p2p_listen()
addr = dev[0].p2p_dev_addr()
if not dev[1].discover_peer(addr, social=True):
raise Exception("Peer not found")
dev[1].p2p_stop_find()
if "OK" not in dev[1].global_request("P2P_CONNECT " + addr + " pbc auto"):
raise Exception("P2P_CONNECT failed")
ev = dev[0].wait_global_event(["P2P-GO-NEG-REQUEST"], timeout=15)
if ev is None:
raise Exception("Timeout on P2P-GO-NEG-REQUEST")
peer = ev.split(' ')[1]
dev[0].p2p_go_neg_init(peer, None, "pbc", timeout=15, go_intent=15)
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG"], timeout=1)
if ev is None:
raise Exception("No P2P-FALLBACK-TO-GO-NEG event seen")
if "P2P-FALLBACK-TO-GO-NEG-ENABLED" in ev:
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG"], timeout=1)
if ev is None:
raise Exception("No P2P-FALLBACK-TO-GO-NEG event seen")
if "reason=peer-not-running-GO" not in ev:
raise Exception("Unexpected reason: " + ev)
ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=15)
if ev is None:
raise Exception("Joining the group timed out")
dev[1].group_form_result(ev)
dev[0].remove_group()
dev[1].wait_go_ending_session()
dev[1].flush_scan_cache()
@remote_compatible
def test_autogo_join_auto_go_neg_after_seeing_go(dev):
"""P2P_CONNECT-auto fallback to GO Neg after seeing GO"""
autogo(dev[0], freq=2412)
addr = dev[0].p2p_dev_addr()
bssid = dev[0].p2p_interface_addr()
dev[1].scan_for_bss(bssid, freq=2412)
dev[0].remove_group()
dev[0].p2p_listen()
if "OK" not in dev[1].global_request("P2P_CONNECT " + addr + " pbc auto"):
raise Exception("P2P_CONNECT failed")
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG-ENABLED"],
timeout=15)
if ev is None:
raise Exception("No P2P-FALLBACK-TO-GO-NEG-ENABLED event seen")
ev = dev[0].wait_global_event(["P2P-GO-NEG-REQUEST"], timeout=15)
if ev is None:
raise Exception("Timeout on P2P-GO-NEG-REQUEST")
peer = ev.split(' ')[1]
dev[0].p2p_go_neg_init(peer, None, "pbc", timeout=15, go_intent=15)
ev = dev[1].wait_global_event(["P2P-FALLBACK-TO-GO-NEG"], timeout=1)
if ev is None:
raise Exception("No P2P-FALLBACK-TO-GO-NEG event seen")
if "reason=no-ACK-to-PD-Req" not in ev and "reason=PD-failed" not in ev:
raise Exception("Unexpected reason: " + ev)
ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=15)
if ev is None:
raise Exception("Joining the group timed out")
dev[1].group_form_result(ev)
dev[0].remove_group()
dev[1].wait_go_ending_session()
dev[1].flush_scan_cache()
def test_go_search_non_social(dev):
"""P2P_FIND with freq parameter to scan a single channel"""
addr0 = dev[0].p2p_dev_addr()
autogo(dev[0], freq=2422)
dev[1].p2p_find(freq=2422)
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=3.5)
if ev is None:
dev[1].p2p_stop_find()
dev[1].p2p_find(freq=2422)
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=3.5)
if ev is None:
raise Exception("Did not find GO quickly enough")
dev[2].p2p_listen()
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is None:
raise Exception("Did not find peer")
dev[2].p2p_stop_find()
dev[1].p2p_stop_find()
dev[0].remove_group()
def test_go_search_non_social2(dev):
"""P2P_FIND with freq parameter to scan a single channel (2)"""
addr0 = dev[0].p2p_dev_addr()
dev[1].p2p_find(freq=2422)
# Wait for the first p2p_find scan round to complete before starting GO
time.sleep(1)
autogo(dev[0], freq=2422)
# Verify that p2p_find is still scanning the specified frequency
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is None:
dev[1].p2p_stop_find()
raise Exception("Did not find GO quickly enough")
# Verify that p2p_find is scanning the social channels
dev[2].p2p_listen()
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is None:
raise Exception("Did not find peer")
dev[2].p2p_stop_find()
dev[1].p2p_stop_find()
dev[0].remove_group()
dev[1].dump_monitor()
# Verify that social channel as the specific channel works
dev[1].p2p_find(freq=2412)
time.sleep(0.5)
dev[2].p2p_listen()
ev = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=5)
if ev is None:
raise Exception("Did not find peer (2)")
def test_autogo_many(dev):
"""P2P autonomous GO with large number of GO instances"""
dev[0].global_request("SET p2p_no_group_iface 0")
for i in range(100):
if "OK" not in dev[0].global_request("P2P_GROUP_ADD freq=2412"):
logger.info("Was able to add %d groups" % i)
if i < 5:
raise Exception("P2P_GROUP_ADD failed")
stop_ev = dev[0].wait_global_event(["P2P-GROUP-REMOVE"], timeout=1)
if stop_ev is not None:
raise Exception("Unexpected P2P-GROUP-REMOVE event")
break
ev = dev[0].wait_global_event(["P2P-GROUP-STARTED"], timeout=5)
if ev is None:
raise Exception("GO start up timed out")
dev[0].group_form_result(ev)
for i in dev[0].global_request("INTERFACES").splitlines():
dev[0].request("P2P_GROUP_REMOVE " + i)
dev[0].dump_monitor()
dev[0].request("P2P_GROUP_REMOVE *")
def test_autogo_many_clients(dev):
"""P2P autonomous GO and many clients (P2P IE fragmentation)"""
try:
_test_autogo_many_clients(dev)
finally:
dev[0].global_request("SET device_name Device A")
dev[1].global_request("SET device_name Device B")
dev[2].global_request("SET device_name Device C")
def _test_autogo_many_clients(dev):
# These long device names will push the P2P IE contents beyond the limit
# that requires fragmentation.
name0 = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
name1 = "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"
name2 = "CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC"
name3 = "DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD"
dev[0].global_request("SET device_name " + name0)
dev[1].global_request("SET device_name " + name1)
dev[2].global_request("SET device_name " + name2)
addr0 = dev[0].p2p_dev_addr()
res = autogo(dev[0], freq=2412)
bssid = dev[0].p2p_interface_addr()
connect_cli(dev[0], dev[1], social=True, freq=2412)
dev[0].dump_monitor()
connect_cli(dev[0], dev[2], social=True, freq=2412)
dev[0].dump_monitor()
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.global_request("SET device_name " + name3)
wpas.global_request("SET sec_device_type 1-11111111-1")
wpas.global_request("SET sec_device_type 2-22222222-2")
wpas.global_request("SET sec_device_type 3-33333333-3")
wpas.global_request("SET sec_device_type 4-44444444-4")
wpas.global_request("SET sec_device_type 5-55555555-5")
connect_cli(dev[0], wpas, social=True, freq=2412)
dev[0].dump_monitor()
dev[1].dump_monitor()
dev[1].p2p_find(freq=2412)
ev1 = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=10)
if ev1 is None:
raise Exception("Could not find peer (1)")
ev2 = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=10)
if ev2 is None:
raise Exception("Could not find peer (2)")
ev3 = dev[1].wait_global_event(["P2P-DEVICE-FOUND"], timeout=10)
if ev3 is None:
raise Exception("Could not find peer (3)")
dev[1].p2p_stop_find()
for i in [name0, name2, name3]:
if i not in ev1 and i not in ev2 and i not in ev3:
raise Exception('name "%s" not found' % i)
def rx_pd_req(dev):
msg = dev.mgmt_rx()
if msg is None:
raise Exception("MGMT-RX timeout")
p2p = parse_p2p_public_action(msg['payload'])
if p2p is None:
raise Exception("Not a P2P Public Action frame " + str(dialog_token))
if p2p['subtype'] != P2P_PROV_DISC_REQ:
raise Exception("Unexpected subtype %d" % p2p['subtype'])
p2p['freq'] = msg['freq']
return p2p
@remote_compatible
def test_autogo_scan(dev):
"""P2P autonomous GO and no P2P IE in Probe Response scan results"""
addr0 = dev[0].p2p_dev_addr()
addr1 = dev[1].p2p_dev_addr()
dev[0].p2p_start_go(freq=2412, persistent=True)
bssid = dev[0].p2p_interface_addr()
dev[1].discover_peer(addr0)
dev[1].p2p_stop_find()
ev = dev[1].wait_global_event(["P2P-FIND-STOPPED"], timeout=2)
time.sleep(0.1)
dev[1].flush_scan_cache()
pin = dev[1].wps_read_pin()
dev[0].group_request("WPS_PIN any " + pin)
try:
dev[1].request("SET p2p_disabled 1")
dev[1].request("SCAN freq=2412")
ev = dev[1].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
if ev is None:
raise Exception("Active scan did not complete")
finally:
dev[1].request("SET p2p_disabled 0")
for i in range(2):
dev[1].request("SCAN freq=2412 passive=1")
ev = dev[1].wait_event(["CTRL-EVENT-SCAN-RESULTS"])
if ev is None:
raise Exception("Scan did not complete")
# Disable management frame processing for a moment to skip Probe Response
# frame with P2P IE.
dev[0].group_request("SET ext_mgmt_frame_handling 1")
dev[1].global_request("P2P_CONNECT " + bssid + " " + pin + " freq=2412 join")
# Skip the first Probe Request frame
ev = dev[0].wait_group_event(["MGMT-RX"], timeout=10)
if ev is None:
raise Exception("No Probe Request frame seen")
if not ev.split(' ')[4].startswith("40"):
raise Exception("Not a Probe Request frame")
# If a P2P Device is not used, the PD Request will be received on the group
# interface (which is actually wlan0, since a separate interface is not
# used), which was set to external management frame handling, so need to
# reply to it manually.
res = dev[0].get_driver_status()
if not (int(res['capa.flags'], 0) & 0x20000000):
# Reply to PD Request while still filtering Probe Request frames
msg = rx_pd_req(dev[0])
mgmt_tx(dev[0], "MGMT_TX {} {} freq={} wait_time=10 no_cck=1 action={}".format(addr1, addr0, 2412, "0409506f9a0908%02xdd0a0050f204100800020008" % msg['dialog_token']))
# Skip Probe Request frames until something else is received
for i in range(10):
ev = dev[0].wait_group_event(["MGMT-RX"], timeout=10)
if ev is None:
raise Exception("No frame seen")
if not ev.split(' ')[4].startswith("40"):
break
# Allow wpa_supplicant to process authentication and association
dev[0].group_request("SET ext_mgmt_frame_handling 0")
# Joining the group should succeed and indicate persistent group based on
# Beacon frame P2P IE.
ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=10)
if ev is None:
raise Exception("Failed to join group")
if "[PERSISTENT]" not in ev:
raise Exception("Did not recognize group as persistent")
dev[0].remove_group()
dev[1].wait_go_ending_session()
@remote_compatible
def test_autogo_join_before_found(dev):
"""P2P client joining a group before having found GO Device Address"""
dev[0].global_request("SET p2p_no_group_iface 0")
res = autogo(dev[0], freq=2412)
if "p2p-wlan" not in res['ifname']:
raise Exception("Unexpected group interface name on GO")
status = dev[0].get_group_status()
bssid = status['bssid']
pin = dev[1].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
cmd = "P2P_CONNECT " + bssid + " " + pin + " join freq=2412"
if "OK" not in dev[1].global_request(cmd):
raise Exception("P2P_CONNECT join failed")
ev = dev[1].wait_global_event(["P2P-GROUP-STARTED"], timeout=15)
if ev is None:
raise Exception("Joining the group timed out")
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_noa(dev):
"""P2P autonomous GO and NoA"""
res = autogo(dev[0])
dev[0].group_request("P2P_SET noa 1,5,20")
dev[0].group_request("P2P_SET noa 255,10,50")
# Connect and disconnect legacy STA to check NoA special cases
try:
dev[1].request("SET p2p_disabled 1")
dev[1].connect(ssid=res['ssid'], psk=res['passphrase'], proto='RSN',
key_mgmt='WPA-PSK', pairwise='CCMP', group='CCMP',
scan_freq=res['freq'])
dev[0].group_request("P2P_SET noa 255,15,55")
dev[1].request("DISCONNECT")
dev[1].wait_disconnected()
finally:
dev[1].request("SET p2p_disabled 0")
dev[0].group_request("P2P_SET noa 0,0,0")
def test_autogo_interworking(dev):
"""P2P autonomous GO and Interworking"""
try:
run_autogo_interworking(dev)
finally:
dev[0].set("go_interworking", "0")
def run_autogo_interworking(dev):
dev[0].global_request("SET go_interworking 1")
dev[0].global_request("SET go_access_network_type 1")
dev[0].global_request("SET go_internet 1")
dev[0].global_request("SET go_venue_group 2")
dev[0].global_request("SET go_venue_type 3")
res = autogo(dev[0])
bssid = dev[0].p2p_interface_addr()
dev[1].scan_for_bss(bssid, freq=res['freq'])
bss = dev[1].get_bss(bssid)
dev[0].remove_group()
if '6b03110203' not in bss['ie']:
raise Exception("Interworking element not seen")
def test_autogo_remove_iface(dev):
"""P2P autonomous GO and interface being removed"""
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
wpas.interface_add("wlan5")
wpas.global_request("SET p2p_no_group_iface 1")
wpas.set("p2p_group_idle", "1")
autogo(wpas)
wpas.global_request("P2P_SET disallow_freq 5000")
time.sleep(0.1)
wpas.global_request("INTERFACE_REMOVE " + wpas.ifname)
time.sleep(1)
def test_autogo_network_clear(dev, apdev):
"""P2P autonomous GO and clearing of networking information"""
# Add a BSS entry so that the BSS_FLUSH command will find something to do
# in wpa_bss_flush_by_age().
hapd = hostapd.add_ap(apdev[0], {"ssid": "open"})
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq=2412)
# Start a P2P GO and restart the network as an AP to force reassoc_same_ess
# to become 1.
autogo(dev[0])
dev[0].request("DISCONNECT")
dev[0].set_network(0, "mode", "2")
dev[0].request("SELECT_NETWORK 0")
# Test wpas_p2p_group_delete() behavior, i.e., verify that wpa_s->last_ssid
# gets cleared.
dev[0].remove_group()
# Verify that wpa_bss_flush_by_age() does not end up dereferencing the
# invalid wpa_s->last_ssid value. This is a regression test for an earlier
# issue.
time.sleep(1)
dev[0].request("BSS_FLUSH 1")
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