mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-29 02:38:22 -05:00
594 lines
20 KiB
Python
594 lines
20 KiB
Python
#!/usr/bin/python
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#
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# wpa_supplicant mesh mode tests
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# Copyright (c) 2014, cozybit Inc.
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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import logging
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logger = logging.getLogger()
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import subprocess
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import hwsim_utils
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from wpasupplicant import WpaSupplicant
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from utils import HwsimSkip
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def check_mesh_support(dev, secure=False):
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if "MESH" not in dev.get_capability("modes"):
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raise HwsimSkip("Driver does not support mesh")
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if secure and "SAE" not in dev.get_capability("auth_alg"):
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raise HwsimSkip("SAE not supported")
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def check_mesh_scan(dev, params, other_started=False, beacon_int=0):
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if not other_started:
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dev.dump_monitor()
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id = dev.request("SCAN " + params)
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if "FAIL" in id:
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raise Exception("Failed to start scan")
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id = int(id)
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if other_started:
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ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"])
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if ev is None:
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raise Exception("Other scan did not start")
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if "id=" + str(id) in ev:
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raise Exception("Own scan id unexpectedly included in start event")
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ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"])
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if ev is None:
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raise Exception("Other scan did not complete")
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if "id=" + str(id) in ev:
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raise Exception(
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"Own scan id unexpectedly included in completed event")
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ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"])
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if ev is None:
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raise Exception("Scan did not start")
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if "id=" + str(id) not in ev:
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raise Exception("Scan id not included in start event")
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ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"])
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if ev is None:
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raise Exception("Scan did not complete")
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if "id=" + str(id) not in ev:
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raise Exception("Scan id not included in completed event")
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res = dev.request("SCAN_RESULTS")
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if res.find("[MESH]") < 0:
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raise Exception("Scan did not contain a MESH network")
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bssid = res.splitlines()[1].split(' ')[0]
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bss = dev.get_bss(bssid)
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if bss is None:
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raise Exception("Could not get BSS entry for mesh")
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if 'mesh_capability' not in bss:
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raise Exception("mesh_capability missing from BSS entry")
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if beacon_int:
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if 'beacon_int' not in bss:
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raise Exception("beacon_int missing from BSS entry")
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if str(beacon_int) != bss['beacon_int']:
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raise Exception("Unexpected beacon_int in BSS entry: " + bss['beacon_int'])
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def check_mesh_group_added(dev):
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ev = dev.wait_event(["MESH-GROUP-STARTED"])
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if ev is None:
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raise Exception("Test exception: Couldn't join mesh")
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def check_mesh_group_removed(dev):
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ev = dev.wait_event(["MESH-GROUP-REMOVED"])
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if ev is None:
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raise Exception("Test exception: Couldn't leave mesh")
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def check_mesh_peer_connected(dev, timeout=10):
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ev = dev.wait_event(["MESH-PEER-CONNECTED"], timeout=timeout)
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if ev is None:
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raise Exception("Test exception: Remote peer did not connect.")
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def check_mesh_peer_disconnected(dev):
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ev = dev.wait_event(["MESH-PEER-DISCONNECTED"])
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if ev is None:
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raise Exception("Test exception: Peer disconnect event not detected.")
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def test_wpas_add_set_remove_support(dev):
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"""wpa_supplicant MESH add/set/remove network support"""
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check_mesh_support(dev[0])
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id = dev[0].add_network()
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dev[0].set_network(id, "mode", "5")
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dev[0].remove_network(id)
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def add_open_mesh_network(dev, freq="2412", start=True, beacon_int=0):
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id = dev.add_network()
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dev.set_network(id, "mode", "5")
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dev.set_network_quoted(id, "ssid", "wpas-mesh-open")
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dev.set_network(id, "key_mgmt", "NONE")
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dev.set_network(id, "frequency", freq)
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if beacon_int:
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dev.set_network(id, "beacon_int", str(beacon_int))
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if start:
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dev.mesh_group_add(id)
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return id
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def test_wpas_mesh_group_added(dev):
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"""wpa_supplicant MESH group add"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0])
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# Check for MESH-GROUP-STARTED event
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check_mesh_group_added(dev[0])
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def test_wpas_mesh_group_remove(dev):
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"""wpa_supplicant MESH group remove"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0])
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# Check for MESH-GROUP-STARTED event
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check_mesh_group_added(dev[0])
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dev[0].mesh_group_remove()
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# Check for MESH-GROUP-REMOVED event
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check_mesh_group_removed(dev[0])
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dev[0].mesh_group_remove()
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def test_wpas_mesh_peer_connected(dev):
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"""wpa_supplicant MESH peer connected"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0], beacon_int=160)
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add_open_mesh_network(dev[1], beacon_int=160)
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0])
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check_mesh_peer_connected(dev[1])
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def test_wpas_mesh_peer_disconnected(dev):
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"""wpa_supplicant MESH peer disconnected"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0])
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add_open_mesh_network(dev[1])
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0])
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check_mesh_peer_connected(dev[1])
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# Remove group on dev 1
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dev[1].mesh_group_remove()
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# Device 0 should get a disconnection event
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check_mesh_peer_disconnected(dev[0])
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def test_wpas_mesh_mode_scan(dev):
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"""wpa_supplicant MESH scan support"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0])
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add_open_mesh_network(dev[1], beacon_int=175)
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for Mesh scan
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check_mesh_scan(dev[0], "use_id=1", beacon_int=175)
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def test_wpas_mesh_open(dev, apdev):
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"""wpa_supplicant open MESH network connectivity"""
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check_mesh_support(dev[0])
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add_open_mesh_network(dev[0], freq="2462")
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add_open_mesh_network(dev[1], freq="2462")
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0])
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check_mesh_peer_connected(dev[1])
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# Test connectivity 0->1 and 1->0
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hwsim_utils.test_connectivity(dev[0], dev[1])
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def test_wpas_mesh_open_no_auto(dev, apdev):
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"""wpa_supplicant open MESH network connectivity"""
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check_mesh_support(dev[0])
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id = add_open_mesh_network(dev[0], start=False)
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dev[0].set_network(id, "dot11MeshMaxRetries", "16")
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dev[0].set_network(id, "dot11MeshRetryTimeout", "255")
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dev[0].mesh_group_add(id)
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id = add_open_mesh_network(dev[1], start=False)
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dev[1].set_network(id, "no_auto_peer", "1")
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dev[1].mesh_group_add(id)
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0], timeout=30)
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check_mesh_peer_connected(dev[1])
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# Test connectivity 0->1 and 1->0
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hwsim_utils.test_connectivity(dev[0], dev[1])
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def add_mesh_secure_net(dev, psk=True):
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id = dev.add_network()
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dev.set_network(id, "mode", "5")
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dev.set_network_quoted(id, "ssid", "wpas-mesh-sec")
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dev.set_network(id, "key_mgmt", "SAE")
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dev.set_network(id, "frequency", "2412")
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if psk:
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dev.set_network_quoted(id, "psk", "thisismypassphrase!")
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return id
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def test_wpas_mesh_secure(dev, apdev):
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"""wpa_supplicant secure MESH network connectivity"""
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check_mesh_support(dev[0], secure=True)
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dev[0].request("SET sae_groups ")
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id = add_mesh_secure_net(dev[0])
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dev[0].mesh_group_add(id)
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dev[1].request("SET sae_groups ")
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id = add_mesh_secure_net(dev[1])
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dev[1].mesh_group_add(id)
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0])
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check_mesh_peer_connected(dev[1])
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# Test connectivity 0->1 and 1->0
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hwsim_utils.test_connectivity(dev[0], dev[1])
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def test_wpas_mesh_secure_sae_group_mismatch(dev, apdev):
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"""wpa_supplicant secure MESH and SAE group mismatch"""
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check_mesh_support(dev[0], secure=True)
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addr0 = dev[0].p2p_interface_addr()
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addr1 = dev[1].p2p_interface_addr()
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addr2 = dev[2].p2p_interface_addr()
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dev[0].request("SET sae_groups 19 25")
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id = add_mesh_secure_net(dev[0])
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dev[0].mesh_group_add(id)
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dev[1].request("SET sae_groups 19")
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id = add_mesh_secure_net(dev[1])
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dev[1].mesh_group_add(id)
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dev[2].request("SET sae_groups 26")
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id = add_mesh_secure_net(dev[2])
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dev[2].mesh_group_add(id)
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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check_mesh_group_added(dev[2])
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ev = dev[0].wait_event(["MESH-PEER-CONNECTED"])
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if ev is None:
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raise Exception("Remote peer did not connect")
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if addr1 not in ev:
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raise Exception("Unexpected peer connected: " + ev)
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ev = dev[1].wait_event(["MESH-PEER-CONNECTED"])
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if ev is None:
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raise Exception("Remote peer did not connect")
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if addr0 not in ev:
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raise Exception("Unexpected peer connected: " + ev)
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ev = dev[2].wait_event(["MESH-PEER-CONNECTED"], timeout=1)
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if ev is not None:
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raise Exception("Unexpected peer connection at dev[2]: " + ev)
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ev = dev[0].wait_event(["MESH-PEER-CONNECTED"], timeout=0.1)
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if ev is not None:
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raise Exception("Unexpected peer connection: " + ev)
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ev = dev[1].wait_event(["MESH-PEER-CONNECTED"], timeout=0.1)
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if ev is not None:
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raise Exception("Unexpected peer connection: " + ev)
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dev[0].request("SET sae_groups ")
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dev[1].request("SET sae_groups ")
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dev[2].request("SET sae_groups ")
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def test_wpas_mesh_secure_sae_missing_password(dev, apdev):
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"""wpa_supplicant secure MESH and missing SAE password"""
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check_mesh_support(dev[0], secure=True)
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id = add_mesh_secure_net(dev[0], psk=False)
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dev[0].set_network(id, "psk", "8f20b381f9b84371d61b5080ad85cac3c61ab3ca9525be5b2d0f4da3d979187a")
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dev[0].mesh_group_add(id)
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ev = dev[0].wait_event(["MESH-GROUP-STARTED", "Could not join mesh"],
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timeout=5)
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if ev is None:
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raise Exception("Timeout on mesh start event")
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if "MESH-GROUP-STARTED" in ev:
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raise Exception("Unexpected mesh group start")
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ev = dev[0].wait_event(["MESH-GROUP-STARTED"], timeout=0.1)
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if ev is not None:
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raise Exception("Unexpected mesh group start")
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def test_wpas_mesh_secure_no_auto(dev, apdev):
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"""wpa_supplicant secure MESH network connectivity"""
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check_mesh_support(dev[0], secure=True)
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dev[0].request("SET sae_groups 19")
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id = add_mesh_secure_net(dev[0])
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dev[0].mesh_group_add(id)
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dev[1].request("SET sae_groups 19")
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id = add_mesh_secure_net(dev[1])
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dev[1].set_network(id, "no_auto_peer", "1")
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dev[1].mesh_group_add(id)
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# Check for mesh joined
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check_mesh_group_added(dev[0])
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check_mesh_group_added(dev[1])
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# Check for peer connected
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check_mesh_peer_connected(dev[0], timeout=30)
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check_mesh_peer_connected(dev[1])
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# Test connectivity 0->1 and 1->0
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hwsim_utils.test_connectivity(dev[0], dev[1])
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dev[0].request("SET sae_groups ")
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dev[1].request("SET sae_groups ")
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def test_wpas_mesh_ctrl(dev):
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"""wpa_supplicant ctrl_iface mesh command error cases"""
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check_mesh_support(dev[0])
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if "FAIL" not in dev[0].request("MESH_GROUP_ADD 123"):
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raise Exception("Unexpected MESH_GROUP_ADD success")
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id = dev[0].add_network()
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if "FAIL" not in dev[0].request("MESH_GROUP_ADD %d" % id):
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raise Exception("Unexpected MESH_GROUP_ADD success")
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dev[0].set_network(id, "mode", "5")
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dev[0].set_network(id, "key_mgmt", "WPA-PSK")
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if "FAIL" not in dev[0].request("MESH_GROUP_ADD %d" % id):
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raise Exception("Unexpected MESH_GROUP_ADD success")
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if "FAIL" not in dev[0].request("MESH_GROUP_REMOVE foo"):
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raise Exception("Unexpected MESH_GROUP_REMOVE success")
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def test_wpas_mesh_dynamic_interface(dev):
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"""wpa_supplicant mesh with dynamic interface"""
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check_mesh_support(dev[0])
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mesh0 = None
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mesh1 = None
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try:
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mesh0 = dev[0].request("MESH_INTERFACE_ADD ifname=mesh0")
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if "FAIL" in mesh0:
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raise Exception("MESH_INTERFACE_ADD failed")
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mesh1 = dev[1].request("MESH_INTERFACE_ADD")
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if "FAIL" in mesh1:
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raise Exception("MESH_INTERFACE_ADD failed")
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wpas0 = WpaSupplicant(ifname=mesh0)
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wpas1 = WpaSupplicant(ifname=mesh1)
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logger.info(mesh0 + " address " + wpas0.get_status_field("address"))
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logger.info(mesh1 + " address " + wpas1.get_status_field("address"))
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add_open_mesh_network(wpas0)
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add_open_mesh_network(wpas1)
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check_mesh_group_added(wpas0)
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check_mesh_group_added(wpas1)
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check_mesh_peer_connected(wpas0)
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check_mesh_peer_connected(wpas1)
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hwsim_utils.test_connectivity(wpas0, wpas1)
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# Must not allow MESH_GROUP_REMOVE on dynamic interface
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if "FAIL" not in wpas0.request("MESH_GROUP_REMOVE " + mesh0):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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if "FAIL" not in wpas1.request("MESH_GROUP_REMOVE " + mesh1):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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# Must not allow MESH_GROUP_REMOVE on another radio interface
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if "FAIL" not in wpas0.request("MESH_GROUP_REMOVE " + mesh1):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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if "FAIL" not in wpas1.request("MESH_GROUP_REMOVE " + mesh0):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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wpas0.remove_ifname()
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wpas1.remove_ifname()
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if "OK" not in dev[0].request("MESH_GROUP_REMOVE " + mesh0):
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raise Exception("MESH_GROUP_REMOVE failed")
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if "OK" not in dev[1].request("MESH_GROUP_REMOVE " + mesh1):
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raise Exception("MESH_GROUP_REMOVE failed")
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if "FAIL" not in dev[0].request("MESH_GROUP_REMOVE " + mesh0):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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if "FAIL" not in dev[1].request("MESH_GROUP_REMOVE " + mesh1):
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raise Exception("Invalid MESH_GROUP_REMOVE accepted")
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logger.info("Make sure another dynamic group can be added")
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mesh0 = dev[0].request("MESH_INTERFACE_ADD ifname=mesh0")
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if "FAIL" in mesh0:
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raise Exception("MESH_INTERFACE_ADD failed")
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mesh1 = dev[1].request("MESH_INTERFACE_ADD")
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if "FAIL" in mesh1:
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raise Exception("MESH_INTERFACE_ADD failed")
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wpas0 = WpaSupplicant(ifname=mesh0)
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wpas1 = WpaSupplicant(ifname=mesh1)
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logger.info(mesh0 + " address " + wpas0.get_status_field("address"))
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logger.info(mesh1 + " address " + wpas1.get_status_field("address"))
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add_open_mesh_network(wpas0)
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add_open_mesh_network(wpas1)
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check_mesh_group_added(wpas0)
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check_mesh_group_added(wpas1)
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check_mesh_peer_connected(wpas0)
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check_mesh_peer_connected(wpas1)
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hwsim_utils.test_connectivity(wpas0, wpas1)
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finally:
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if mesh0:
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dev[0].request("MESH_GROUP_REMOVE " + mesh0)
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if mesh1:
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dev[1].request("MESH_GROUP_REMOVE " + mesh1)
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def test_wpas_mesh_max_peering(dev, apdev):
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"""Mesh max peering limit"""
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check_mesh_support(dev[0])
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try:
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dev[0].request("SET max_peer_links 1")
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# first, connect dev[0] and dev[1]
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add_open_mesh_network(dev[0])
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add_open_mesh_network(dev[1])
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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])
|
|
|
|
def test_wpas_mesh_password_mismatch(dev, apdev):
|
|
"""Mesh network and one device with mismatching password"""
|
|
check_mesh_support(dev[0], secure=True)
|
|
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)
|
|
|
|
dev[2].request("SET sae_groups ")
|
|
id = add_mesh_secure_net(dev[2])
|
|
dev[2].set_network_quoted(id, "psk", "wrong password")
|
|
dev[2].mesh_group_add(id)
|
|
|
|
# The two peers with matching password need to be able to connect
|
|
check_mesh_group_added(dev[0])
|
|
check_mesh_group_added(dev[1])
|
|
check_mesh_peer_connected(dev[0])
|
|
check_mesh_peer_connected(dev[1])
|
|
|
|
ev = dev[2].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=20)
|
|
if ev is None:
|
|
raise Exception("dev2 did not report auth failure (1)")
|
|
ev = dev[2].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=20)
|
|
if ev is None:
|
|
raise Exception("dev2 did not report auth failure (2)")
|
|
|
|
ev = dev[0].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=1)
|
|
if ev is None:
|
|
raise Exception("dev0 did not report auth failure")
|
|
if "addr=" + dev[2].own_addr() not in ev:
|
|
raise Exception("Unexpected peer address in dev0 event: " + ev)
|
|
|
|
ev = dev[1].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=1)
|
|
if ev is None:
|
|
raise Exception("dev1 did not report auth failure")
|
|
if "addr=" + dev[2].own_addr() not in ev:
|
|
raise Exception("Unexpected peer address in dev1 event: " + ev)
|
|
|
|
hwsim_utils.test_connectivity(dev[0], dev[1])
|
|
|
|
for i in range(2):
|
|
try:
|
|
hwsim_utils.test_connectivity(dev[i], dev[2], timeout=1)
|
|
raise Exception("Data connectivity test passed unexpectedly")
|
|
except Exception, e:
|
|
if "data delivery failed" not in str(e):
|
|
raise
|
|
|
|
def test_wpas_mesh_password_mismatch_retry(dev, apdev, params):
|
|
"""Mesh password mismatch and retry [long]"""
|
|
if not params['long']:
|
|
raise HwsimSkip("Skip test case with long duration due to --long not specified")
|
|
check_mesh_support(dev[0], secure=True)
|
|
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].set_network_quoted(id, "psk", "wrong password")
|
|
dev[1].mesh_group_add(id)
|
|
|
|
# Check for mesh joined
|
|
check_mesh_group_added(dev[0])
|
|
check_mesh_group_added(dev[1])
|
|
|
|
for i in range(4):
|
|
ev = dev[0].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=20)
|
|
if ev is None:
|
|
raise Exception("dev0 did not report auth failure (%d)" % i)
|
|
ev = dev[1].wait_event(["MESH-SAE-AUTH-FAILURE"], timeout=20)
|
|
if ev is None:
|
|
raise Exception("dev1 did not report auth failure (%d)" % i)
|
|
|
|
ev = dev[0].wait_event(["MESH-SAE-AUTH-BLOCKED"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("dev0 did not report auth blocked")
|
|
ev = dev[1].wait_event(["MESH-SAE-AUTH-BLOCKED"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("dev1 did not report auth blocked")
|