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hostapd/tests/hwsim/test_p2p_autogo.py
Jouni Malinen 19ae1d0788 tests: Verify P2P operations with a separate group interface 
This extends P2P test coverage to include the case of separate group
interface use with autonomous GO and group formation through GO
negotiation.

Signed-hostap: Jouni Malinen <j@w1.fi>
2013-11-24 15:32:52 +02:00

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Python
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#!/usr/bin/python
#
# P2P autonomous GO 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.
import time
import subprocess
import logging
logger = logging.getLogger()
import hwsim_utils
import utils
from wlantest import Wlantest
def autogo(go, freq=None):
logger.info("Start autonomous GO " + go.ifname)
res = go.p2p_start_go(freq=freq)
logger.debug("res: " + str(res))
return res
def connect_cli(go, client):
logger.info("Try to connect the client to the GO")
pin = client.wps_read_pin()
go.p2p_go_authorize_client(pin)
res = client.p2p_connect_group(go.p2p_dev_addr(), pin, timeout=60)
logger.info("Client connected")
hwsim_utils.test_connectivity_p2p(go, client)
return res
def test_autogo(dev):
"""P2P autonomous GO and client joining group"""
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")
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].request("SET p2p_no_group_iface 0")
res = autogo(dev[0])
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])
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].request("SET p2p_no_group_iface 0")
autogo(dev[0])
res = connect_cli(dev[0], dev[1])
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].request("SET p2p_no_group_iface 0")
dev[1].request("SET p2p_no_group_iface 0")
res1 = autogo(dev[0])
res2 = connect_cli(dev[0], dev[1])
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_2cli(dev):
"""P2P autonomous GO and two clients joining group"""
autogo(dev[0])
connect_cli(dev[0], dev[1])
connect_cli(dev[0], dev[2])
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].remove_group()
dev[2].wait_go_ending_session()
def test_autogo_tdls(dev):
"""P2P autonomous GO and two clients using TDLS"""
wt = Wlantest()
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)
logger.debug("res: " + str(res))
wt.flush()
wt.add_passphrase("12345678")
connect_cli(go, dev[1])
connect_cli(go, dev[2])
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])
logger.info("Connect P2P client")
connect_cli(dev[0], dev[1])
logger.info("Connect legacy WPS client")
pin = dev[2].wps_read_pin()
dev[0].p2p_go_authorize_client(pin)
dev[2].request("SET ignore_old_scan_res 1")
dev[2].request("P2P_SET disabled 1")
dev[2].dump_monitor()
dev[2].request("WPS_PIN any " + pin)
ev = dev[2].wait_event(["CTRL-EVENT-CONNECTED"], timeout=30)
if ev is None:
raise Exception("Association with the GO timed out")
status = dev[2].get_status()
if status['wpa_state'] != 'COMPLETED':
raise Exception("Not fully connected")
hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
dev[2].request("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'])
hwsim_utils.test_connectivity_p2p_sta(dev[1], dev[2])
dev[2].request("DISCONNECT")
dev[0].remove_group()
dev[1].wait_go_ending_session()
def test_autogo_chan_switch(dev):
"""P2P autonomous GO switching channels"""
autogo(dev[0], freq=2417)
connect_cli(dev[0], dev[1])
res = dev[0].request("CHAN_SWITCH 5 2422")
if "FAIL" in res:
# for now, skip test since mac80211_hwsim support is not yet widely
# deployed
return 'skip'
ev = dev[0].wait_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])
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