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hostapd/tests/hwsim/test_wpas_mesh.py
Jouni Malinen 70437ae55a tests: Drop mesh_ht_mode parameter from mesh test cases 
This network profile parameter will be removed with the cleanup that
makes mesh use shared functions for setting channel parameters. That
will allow HT to be enabled automatically based on driver capabilities.

Signed-off-by: Jouni Malinen <j@w1.fi>
2015-01-10 17:35:53 +02:00

507 lines
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#!/usr/bin/python
#
# wpa_supplicant mesh mode tests
# Copyright (c) 2014, cozybit Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import logging
logger = logging.getLogger()
import subprocess
import hwsim_utils
from wpasupplicant import WpaSupplicant
from utils import HwsimSkip
def check_mesh_support(dev):
flags = int(dev.get_driver_status_field('capa.flags'), 16)
if flags & 0x100000000 == 0:
raise HwsimSkip("Driver does not support mesh")
def check_mesh_scan(dev, params, other_started=False, beacon_int=0):
if not other_started:
dev.dump_monitor()
id = dev.request("SCAN " + params)
if "FAIL" in id:
raise Exception("Failed to start scan")
id = int(id)
if other_started:
ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"])
if ev is None:
raise Exception("Other scan did not start")
if "id=" + str(id) in ev:
raise Exception("Own scan id unexpectedly included in start event")
ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"])
if ev is None:
raise Exception("Other scan did not complete")
if "id=" + str(id) in ev:
raise Exception(
"Own scan id unexpectedly included in completed event")
ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"])
if ev is None:
raise Exception("Scan did not start")
if "id=" + str(id) not in ev:
raise Exception("Scan id not included in start event")
ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"])
if ev is None:
raise Exception("Scan did not complete")
if "id=" + str(id) not in ev:
raise Exception("Scan id not included in completed event")
res = dev.request("SCAN_RESULTS")
if res.find("[MESH]") < 0:
raise Exception("Scan did not contain a MESH network")
bssid = res.splitlines()[1].split(' ')[0]
bss = dev.get_bss(bssid)
if bss is None:
raise Exception("Could not get BSS entry for mesh")
if 'mesh_capability' not in bss:
raise Exception("mesh_capability missing from BSS entry")
if beacon_int:
if 'beacon_int' not in bss:
raise Exception("beacon_int missing from BSS entry")
if str(beacon_int) != bss['beacon_int']:
raise Exception("Unexpected beacon_int in BSS entry: " + bss['beacon_int'])
def check_mesh_group_added(dev):
ev = dev.wait_event(["MESH-GROUP-STARTED"])
if ev is None:
raise Exception("Test exception: Couldn't join mesh")
def check_mesh_group_removed(dev):
ev = dev.wait_event(["MESH-GROUP-REMOVED"])
if ev is None:
raise Exception("Test exception: Couldn't leave mesh")
def check_mesh_peer_connected(dev, timeout=10):
ev = dev.wait_event(["MESH-PEER-CONNECTED"], timeout=timeout)
if ev is None:
raise Exception("Test exception: Remote peer did not connect.")
def check_mesh_peer_disconnected(dev):
ev = dev.wait_event(["MESH-PEER-DISCONNECTED"])
if ev is None:
raise Exception("Test exception: Peer disconnect event not detected.")
def test_wpas_add_set_remove_support(dev):
"""wpa_supplicant MESH add/set/remove network support"""
id = dev[0].add_network()
dev[0].set_network(id, "mode", "5")
dev[0].remove_network(id)
def add_open_mesh_network(dev, freq="2412", start=True, beacon_int=0):
id = dev.add_network()
dev.set_network(id, "mode", "5")
dev.set_network_quoted(id, "ssid", "wpas-mesh-open")
dev.set_network(id, "key_mgmt", "NONE")
dev.set_network(id, "frequency", freq)
if beacon_int:
dev.set_network(id, "beacon_int", str(beacon_int))
if start:
dev.mesh_group_add(id)
return id
def test_wpas_mesh_group_added(dev):
"""wpa_supplicant MESH group add"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0])
# Check for MESH-GROUP-STARTED event
check_mesh_group_added(dev[0])
def test_wpas_mesh_group_remove(dev):
"""wpa_supplicant MESH group remove"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0])
# Check for MESH-GROUP-STARTED event
check_mesh_group_added(dev[0])
dev[0].mesh_group_remove()
# Check for MESH-GROUP-REMOVED event
check_mesh_group_removed(dev[0])
dev[0].mesh_group_remove()
def test_wpas_mesh_peer_connected(dev):
"""wpa_supplicant MESH peer connected"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0], beacon_int=160)
add_open_mesh_network(dev[1], beacon_int=160)
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0])
check_mesh_peer_connected(dev[1])
def test_wpas_mesh_peer_disconnected(dev):
"""wpa_supplicant MESH peer disconnected"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0])
add_open_mesh_network(dev[1])
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0])
check_mesh_peer_connected(dev[1])
# Remove group on dev 1
dev[1].mesh_group_remove()
# Device 0 should get a disconnection event
check_mesh_peer_disconnected(dev[0])
def test_wpas_mesh_mode_scan(dev):
"""wpa_supplicant MESH scan support"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0])
add_open_mesh_network(dev[1], beacon_int=175)
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for Mesh scan
check_mesh_scan(dev[0], "use_id=1", beacon_int=175)
def test_wpas_mesh_open(dev, apdev):
"""wpa_supplicant open MESH network connectivity"""
check_mesh_support(dev[0])
add_open_mesh_network(dev[0], freq="2462")
add_open_mesh_network(dev[1], freq="2462")
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0])
check_mesh_peer_connected(dev[1])
# Test connectivity 0->1 and 1->0
hwsim_utils.test_connectivity(dev[0], dev[1])
def test_wpas_mesh_open_no_auto(dev, apdev):
"""wpa_supplicant open MESH network connectivity"""
check_mesh_support(dev[0])
id = add_open_mesh_network(dev[0], start=False)
dev[0].set_network(id, "dot11MeshMaxRetries", "16")
dev[0].set_network(id, "dot11MeshRetryTimeout", "255")
dev[0].mesh_group_add(id)
id = add_open_mesh_network(dev[1], start=False)
dev[1].set_network(id, "no_auto_peer", "1")
dev[1].mesh_group_add(id)
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0], timeout=30)
check_mesh_peer_connected(dev[1])
# Test connectivity 0->1 and 1->0
hwsim_utils.test_connectivity(dev[0], dev[1])
def add_mesh_secure_net(dev, psk=True):
id = dev.add_network()
dev.set_network(id, "mode", "5")
dev.set_network_quoted(id, "ssid", "wpas-mesh-sec")
dev.set_network(id, "key_mgmt", "SAE")
dev.set_network(id, "frequency", "2412")
if psk:
dev.set_network_quoted(id, "psk", "thisismypassphrase!")
return id
def test_wpas_mesh_secure(dev, apdev):
"""wpa_supplicant secure MESH network connectivity"""
check_mesh_support(dev[0])
dev[0].request("SET sae_groups ")
id = add_mesh_secure_net(dev[0])
dev[0].mesh_group_add(id)
dev[1].request("SET sae_groups ")
id = add_mesh_secure_net(dev[1])
dev[1].mesh_group_add(id)
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0])
check_mesh_peer_connected(dev[1])
# Test connectivity 0->1 and 1->0
hwsim_utils.test_connectivity(dev[0], dev[1])
def test_wpas_mesh_secure_sae_group_mismatch(dev, apdev):
"""wpa_supplicant secure MESH and SAE group mismatch"""
check_mesh_support(dev[0])
addr0 = dev[0].p2p_interface_addr()
addr1 = dev[1].p2p_interface_addr()
addr2 = dev[2].p2p_interface_addr()
dev[0].request("SET sae_groups 19 25")
id = add_mesh_secure_net(dev[0])
dev[0].mesh_group_add(id)
dev[1].request("SET sae_groups 19")
id = add_mesh_secure_net(dev[1])
dev[1].mesh_group_add(id)
dev[2].request("SET sae_groups 26")
id = add_mesh_secure_net(dev[2])
dev[2].mesh_group_add(id)
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
check_mesh_group_added(dev[2])
ev = dev[0].wait_event(["MESH-PEER-CONNECTED"])
if ev is None:
raise Exception("Remote peer did not connect")
if addr1 not in ev:
raise Exception("Unexpected peer connected: " + ev)
ev = dev[1].wait_event(["MESH-PEER-CONNECTED"])
if ev is None:
raise Exception("Remote peer did not connect")
if addr0 not in ev:
raise Exception("Unexpected peer connected: " + ev)
ev = dev[2].wait_event(["MESH-PEER-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("Unexpected peer connection at dev[2]: " + ev)
ev = dev[0].wait_event(["MESH-PEER-CONNECTED"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected peer connection: " + ev)
ev = dev[1].wait_event(["MESH-PEER-CONNECTED"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected peer connection: " + ev)
dev[0].request("SET sae_groups ")
dev[1].request("SET sae_groups ")
dev[2].request("SET sae_groups ")
def test_wpas_mesh_secure_sae_missing_password(dev, apdev):
"""wpa_supplicant secure MESH and missing SAE password"""
check_mesh_support(dev[0])
id = add_mesh_secure_net(dev[0], psk=False)
dev[0].set_network(id, "psk", "8f20b381f9b84371d61b5080ad85cac3c61ab3ca9525be5b2d0f4da3d979187a")
dev[0].mesh_group_add(id)
ev = dev[0].wait_event(["MESH-GROUP-STARTED", "Could not join mesh"],
timeout=5)
if ev is None:
raise Exception("Timeout on mesh start event")
if "MESH-GROUP-STARTED" in ev:
raise Exception("Unexpected mesh group start")
ev = dev[0].wait_event(["MESH-GROUP-STARTED"], timeout=0.1)
if ev is not None:
raise Exception("Unexpected mesh group start")
def test_wpas_mesh_secure_no_auto(dev, apdev):
"""wpa_supplicant secure MESH network connectivity"""
check_mesh_support(dev[0])
dev[0].request("SET sae_groups 19")
id = add_mesh_secure_net(dev[0])
dev[0].mesh_group_add(id)
dev[1].request("SET sae_groups 19")
id = add_mesh_secure_net(dev[1])
dev[1].set_network(id, "no_auto_peer", "1")
dev[1].mesh_group_add(id)
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0], timeout=30)
check_mesh_peer_connected(dev[1])
# Test connectivity 0->1 and 1->0
hwsim_utils.test_connectivity(dev[0], dev[1])
dev[0].request("SET sae_groups ")
dev[1].request("SET sae_groups ")
def test_wpas_mesh_ctrl(dev):
"""wpa_supplicant ctrl_iface mesh command error cases"""
check_mesh_support(dev[0])
if "FAIL" not in dev[0].request("MESH_GROUP_ADD 123"):
raise Exception("Unexpected MESH_GROUP_ADD success")
id = dev[0].add_network()
if "FAIL" not in dev[0].request("MESH_GROUP_ADD %d" % id):
raise Exception("Unexpected MESH_GROUP_ADD success")
dev[0].set_network(id, "mode", "5")
dev[0].set_network(id, "key_mgmt", "WPA-PSK")
if "FAIL" not in dev[0].request("MESH_GROUP_ADD %d" % id):
raise Exception("Unexpected MESH_GROUP_ADD success")
if "FAIL" not in dev[0].request("MESH_GROUP_REMOVE foo"):
raise Exception("Unexpected MESH_GROUP_REMOVE success")
def test_wpas_mesh_dynamic_interface(dev):
"""wpa_supplicant mesh with dynamic interface"""
check_mesh_support(dev[0])
mesh0 = None
mesh1 = None
try:
mesh0 = dev[0].request("MESH_INTERFACE_ADD ifname=mesh0")
if "FAIL" in mesh0:
raise Exception("MESH_INTERFACE_ADD failed")
mesh1 = dev[1].request("MESH_INTERFACE_ADD")
if "FAIL" in mesh1:
raise Exception("MESH_INTERFACE_ADD failed")
wpas0 = WpaSupplicant(ifname=mesh0)
wpas1 = WpaSupplicant(ifname=mesh1)
logger.info(mesh0 + " address " + wpas0.get_status_field("address"))
logger.info(mesh1 + " address " + wpas1.get_status_field("address"))
add_open_mesh_network(wpas0)
add_open_mesh_network(wpas1)
check_mesh_group_added(wpas0)
check_mesh_group_added(wpas1)
check_mesh_peer_connected(wpas0)
check_mesh_peer_connected(wpas1)
hwsim_utils.test_connectivity(wpas0, wpas1)
# Must not allow MESH_GROUP_REMOVE on dynamic interface
if "FAIL" not in wpas0.request("MESH_GROUP_REMOVE " + mesh0):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
if "FAIL" not in wpas1.request("MESH_GROUP_REMOVE " + mesh1):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
# Must not allow MESH_GROUP_REMOVE on another radio interface
if "FAIL" not in wpas0.request("MESH_GROUP_REMOVE " + mesh1):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
if "FAIL" not in wpas1.request("MESH_GROUP_REMOVE " + mesh0):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
wpas0.remove_ifname()
wpas1.remove_ifname()
if "OK" not in dev[0].request("MESH_GROUP_REMOVE " + mesh0):
raise Exception("MESH_GROUP_REMOVE failed")
if "OK" not in dev[1].request("MESH_GROUP_REMOVE " + mesh1):
raise Exception("MESH_GROUP_REMOVE failed")
if "FAIL" not in dev[0].request("MESH_GROUP_REMOVE " + mesh0):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
if "FAIL" not in dev[1].request("MESH_GROUP_REMOVE " + mesh1):
raise Exception("Invalid MESH_GROUP_REMOVE accepted")
logger.info("Make sure another dynamic group can be added")
mesh0 = dev[0].request("MESH_INTERFACE_ADD ifname=mesh0")
if "FAIL" in mesh0:
raise Exception("MESH_INTERFACE_ADD failed")
mesh1 = dev[1].request("MESH_INTERFACE_ADD")
if "FAIL" in mesh1:
raise Exception("MESH_INTERFACE_ADD failed")
wpas0 = WpaSupplicant(ifname=mesh0)
wpas1 = WpaSupplicant(ifname=mesh1)
logger.info(mesh0 + " address " + wpas0.get_status_field("address"))
logger.info(mesh1 + " address " + wpas1.get_status_field("address"))
add_open_mesh_network(wpas0)
add_open_mesh_network(wpas1)
check_mesh_group_added(wpas0)
check_mesh_group_added(wpas1)
check_mesh_peer_connected(wpas0)
check_mesh_peer_connected(wpas1)
hwsim_utils.test_connectivity(wpas0, wpas1)
finally:
if mesh0:
dev[0].request("MESH_GROUP_REMOVE " + mesh0)
if mesh1:
dev[1].request("MESH_GROUP_REMOVE " + mesh1)
def test_wpas_mesh_max_peering(dev, apdev):
"""Mesh max peering limit"""
check_mesh_support(dev[0])
try:
dev[0].request("SET max_peer_links 1")
# first, connect dev[0] and dev[1]
add_open_mesh_network(dev[0])
add_open_mesh_network(dev[1])
for i in range(2):
ev = dev[i].wait_event(["MESH-PEER-CONNECTED"])
if ev is None:
raise Exception("dev%d did not connect with any peer" % i)
# add dev[2] which will try to connect with both dev[0] and dev[1],
# but can complete connection only with dev[1]
add_open_mesh_network(dev[2])
for i in range(1, 3):
ev = dev[i].wait_event(["MESH-PEER-CONNECTED"])
if ev is None:
raise Exception("dev%d did not connect the second peer" % i)
ev = dev[0].wait_event(["MESH-PEER-CONNECTED"], timeout=1)
if ev is not None:
raise Exception("dev0 connection beyond max peering limit")
ev = dev[2].wait_event(["MESH-PEER-CONNECTED"], timeout=0.1)
if ev is not None:
raise Exception("dev2 reported unexpected peering: " + ev)
for i in range(3):
dev[i].mesh_group_remove()
check_mesh_group_removed(dev[i])
finally:
dev[0].request("SET max_peer_links 99")
def test_wpas_mesh_open_5ghz(dev, apdev):
"""wpa_supplicant open MESH network on 5 GHz band"""
try:
_test_wpas_mesh_open_5ghz(dev, apdev)
finally:
subprocess.call(['iw', 'reg', 'set', '00'])
dev[0].flush_scan_cache()
dev[1].flush_scan_cache()
def _test_wpas_mesh_open_5ghz(dev, apdev):
check_mesh_support(dev[0])
subprocess.call(['iw', 'reg', 'set', 'US'])
for i in range(2):
for j in range(5):
ev = dev[i].wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=5)
if ev is None:
raise Exception("No regdom change event")
if "alpha2=US" in ev:
break
add_open_mesh_network(dev[i], freq="5180")
# Check for mesh joined
check_mesh_group_added(dev[0])
check_mesh_group_added(dev[1])
# Check for peer connected
check_mesh_peer_connected(dev[0])
check_mesh_peer_connected(dev[1])
# Test connectivity 0->1 and 1->0
hwsim_utils.test_connectivity(dev[0], dev[1])
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