bab493b904
This patch is made by using 2to3 command. $ find . -name *.py | xargs 2to3 -f except -w -n Signed-off-by: Masashi Honma <masashi.honma@gmail.com>
398 lines
15 KiB
Python
398 lines
15 KiB
Python
# Test cases for wpa_supplicant WMM-AC operations
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# Copyright (c) 2014, Intel Corporation
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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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from remotehost import remote_compatible
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import logging
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logger = logging.getLogger()
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import struct
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import hwsim_utils
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import hostapd
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from utils import fail_test
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def add_wmm_ap(apdev, acm_list):
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params = { "ssid": "wmm_ac",
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"hw_mode": "g",
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"channel": "11",
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"wmm_enabled" : "1"}
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for ac in acm_list:
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params["wmm_ac_%s_acm" % (ac.lower())] = "1"
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return hostapd.add_ap(apdev, params)
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def test_tspec(dev, apdev):
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"""Basic addts/delts tests"""
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# configure ap with VO and VI requiring admission-control
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hapd = add_wmm_ap(apdev[0], ["VO", "VI"])
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dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462")
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hwsim_utils.test_connectivity(dev[0], hapd)
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status = dev[0].request("WMM_AC_STATUS")
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if "WMM AC is Enabled" not in status:
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raise Exception("WMM-AC not enabled")
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if "TSID" in status:
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raise Exception("Unexpected TSID info")
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if "BK: acm=0 uapsd=0" not in status:
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raise Exception("Unexpected BK info" + status)
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if "BE: acm=0 uapsd=0" not in status:
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raise Exception("Unexpected BE info" + status)
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if "VI: acm=1 uapsd=0" not in status:
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raise Exception("Unexpected VI info" + status)
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if "VO: acm=1 uapsd=0" not in status:
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raise Exception("Unexpected VO info" + status)
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# no tsid --> tsid out of range
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if "FAIL" not in dev[0].request("WMM_AC_ADDTS downlink"):
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raise Exception("Invalid WMM_AC_ADDTS accepted")
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# no direction
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if "FAIL" not in dev[0].request("WMM_AC_ADDTS tsid=5"):
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raise Exception("Invalid WMM_AC_ADDTS accepted")
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# param out of range
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if "FAIL" not in dev[0].request("WMM_AC_ADDTS tsid=5 downlink"):
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raise Exception("Invalid WMM_AC_ADDTS accepted")
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tsid = 5
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# make sure we fail when the ac is not configured for acm
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try:
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dev[0].add_ts(tsid, 3)
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raise Exception("ADDTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("ADDTS failed"):
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raise
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status = dev[0].request("WMM_AC_STATUS")
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if "TSID" in status:
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raise Exception("Unexpected TSID info")
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# add tspec for UP=6
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dev[0].add_ts(tsid, 6)
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status = dev[0].request("WMM_AC_STATUS")
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if "TSID" not in status:
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raise Exception("Missing TSID info")
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# using the same tsid for a different ac is invalid
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try:
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dev[0].add_ts(tsid, 5)
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raise Exception("ADDTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("ADDTS failed"):
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raise
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# update the tspec for a different UP of the same ac
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dev[0].add_ts(tsid, 7, extra="fixed_nominal_msdu")
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dev[0].del_ts(tsid)
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status = dev[0].request("WMM_AC_STATUS")
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if "TSID" in status:
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raise Exception("Unexpected TSID info")
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# verify failure on uplink/bidi without driver support
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tsid = 6
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try:
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dev[0].add_ts(tsid, 7, direction="uplink")
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raise Exception("ADDTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("ADDTS failed"):
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raise
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try:
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dev[0].add_ts(tsid, 7, direction="bidi")
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raise Exception("ADDTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("ADDTS failed"):
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raise
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# attempt to delete non-existing tsid
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try:
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dev[0].del_ts(tsid)
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raise Exception("DELTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("DELTS failed"):
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raise
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# "CTRL: Invalid WMM_AC_ADDTS parameter: 'foo'
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if "FAIL" not in dev[0].request("WMM_AC_ADDTS foo"):
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raise Exception("Invalid WMM_AC_ADDTS command accepted")
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def test_tspec_protocol(dev, apdev):
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"""Protocol tests for addts/delts"""
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# configure ap with VO and VI requiring admission-control
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hapd = add_wmm_ap(apdev[0], ["VO", "VI"])
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dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462")
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dev[0].dump_monitor()
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hapd.set("ext_mgmt_frame_handling", "1")
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tsid = 6
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# timeout on ADDTS response
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dev[0].add_ts(tsid, 7, expect_failure=True)
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hapd.dump_monitor()
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req = "WMM_AC_ADDTS downlink tsid=6 up=7 nominal_msdu_size=1500 sba=9000 mean_data_rate=1500 min_phy_rate=6000000"
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if "OK" not in dev[0].request(req):
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raise Exception("WMM_AC_ADDTS failed")
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# a new request while previous is still pending
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if "FAIL" not in dev[0].request(req):
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raise Exception("WMM_AC_ADDTS accepted while oen was still pending")
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msg = hapd.mgmt_rx()
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payload = msg['payload']
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(categ, action, dialog, status) = struct.unpack('BBBB', payload[0:4])
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if action != 0:
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raise Exception("Unexpected Action code: %d" % action)
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msg['da'] = msg['sa']
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msg['sa'] = apdev[0]['bssid']
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# unexpected dialog token
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msg['payload'] = struct.pack('BBBB', 17, 1, (dialog + 1) & 0xff, 0) + payload[4:]
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hapd.mgmt_tx(msg)
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# valid response
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:]
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hapd.mgmt_tx(msg)
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ev = dev[0].wait_event(["TSPEC-ADDED"], timeout=10)
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if ev is None:
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raise Exception("Timeout on TSPEC-ADDED")
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if "tsid=%d" % tsid not in ev:
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raise Exception("Unexpected TSPEC-ADDED contents: " + ev)
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# duplicated response
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:]
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hapd.mgmt_tx(msg)
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# too short ADDTS
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0)
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hapd.mgmt_tx(msg)
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# invalid IE
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] + struct.pack('BB', 0xdd, 100)
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hapd.mgmt_tx(msg)
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# too short WMM element
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] + '\xdd\x06\x00\x50\xf2\x02\x02\x01'
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hapd.mgmt_tx(msg)
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# DELTS
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dev[0].dump_monitor()
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msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0) + payload[4:]
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hapd.mgmt_tx(msg)
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ev = dev[0].wait_event(['TSPEC-REMOVED'], timeout=6)
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if ev is None:
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raise Exception("Timeout on TSPEC-REMOVED event")
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if "tsid=%d" % tsid not in ev:
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raise Exception("Unexpected TSPEC-REMOVED contents: " + ev)
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# DELTS duplicated
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msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0) + payload[4:]
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hapd.mgmt_tx(msg)
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# start a new request
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hapd.dump_monitor()
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if "OK" not in dev[0].request(req):
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raise Exception("WMM_AC_ADDTS failed")
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msg = hapd.mgmt_rx()
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payload = msg['payload']
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(categ, action, dialog, status) = struct.unpack('BBBB', payload[0:4])
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if action != 0:
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raise Exception("Unexpected Action code: %d" % action)
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msg['da'] = msg['sa']
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msg['sa'] = apdev[0]['bssid']
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# modified parameters
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 1) + payload[4:12] + struct.pack('B', ord(payload[12]) & ~0x60) + payload[13:]
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hapd.mgmt_tx(msg)
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# reject request
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msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 1) + payload[4:]
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hapd.mgmt_tx(msg)
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ev = dev[0].wait_event(["TSPEC-REQ-FAILED"], timeout=10)
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if ev is None:
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raise Exception("Timeout on TSPEC-REQ-FAILED")
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if "tsid=%d" % tsid not in ev:
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raise Exception("Unexpected TSPEC-REQ-FAILED contents: " + ev)
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hapd.set("ext_mgmt_frame_handling", "0")
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@remote_compatible
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def test_tspec_not_enabled(dev, apdev):
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"""addts failing if AP does not support WMM"""
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params = { "ssid": "wmm_no_ac",
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"hw_mode": "g",
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"channel": "11",
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"wmm_enabled" : "0" }
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hapd = hostapd.add_ap(apdev[0], params)
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dev[0].connect("wmm_no_ac", key_mgmt="NONE", scan_freq="2462")
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status = dev[0].request("WMM_AC_STATUS")
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if "Not associated to a WMM AP, WMM AC is Disabled" not in status:
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raise Exception("Unexpected WMM_AC_STATUS: " + status)
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try:
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dev[0].add_ts(5, 6)
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raise Exception("ADDTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("ADDTS failed"):
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raise
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# attempt to delete non-existing tsid
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try:
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dev[0].del_ts(5)
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raise Exception("DELTS succeeded although it should have failed")
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except Exception as e:
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if not str(e).startswith("DELTS failed"):
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raise
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# unexpected Action frame when WMM is disabled
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MGMT_SUBTYPE_ACTION = 13
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msg = {}
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msg['fc'] = MGMT_SUBTYPE_ACTION << 4
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msg['da'] = dev[0].p2p_interface_addr()
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msg['sa'] = apdev[0]['bssid']
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msg['bssid'] = apdev[0]['bssid']
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msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0)
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hapd.mgmt_tx(msg)
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@remote_compatible
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def test_tspec_ap_roam_open(dev, apdev):
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"""Roam between two open APs while having tspecs"""
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hapd0 = add_wmm_ap(apdev[0], ["VO", "VI"])
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dev[0].connect("wmm_ac", key_mgmt="NONE")
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hwsim_utils.test_connectivity(dev[0], hapd0)
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dev[0].add_ts(5, 6)
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hapd1 = add_wmm_ap(apdev[1], ["VO", "VI"])
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dev[0].scan_for_bss(apdev[1]['bssid'], freq=2462)
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dev[0].roam(apdev[1]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd1)
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if dev[0].tspecs():
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raise Exception("TSPECs weren't deleted on roaming")
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dev[0].scan_for_bss(apdev[0]['bssid'], freq=2462)
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dev[0].roam(apdev[0]['bssid'])
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hwsim_utils.test_connectivity(dev[0], hapd0)
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@remote_compatible
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def test_tspec_reassoc(dev, apdev):
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"""Reassociation to same BSS while having tspecs"""
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hapd0 = add_wmm_ap(apdev[0], ["VO", "VI"])
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dev[0].connect("wmm_ac", key_mgmt="NONE")
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hwsim_utils.test_connectivity(dev[0], hapd0)
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dev[0].add_ts(5, 6)
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last_tspecs = dev[0].tspecs()
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dev[0].request("REASSOCIATE")
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dev[0].wait_connected()
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hwsim_utils.test_connectivity(dev[0], hapd0)
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if dev[0].tspecs() != last_tspecs:
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raise Exception("TSPECs weren't saved on reassociation")
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def test_wmm_element(dev, apdev):
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"""hostapd FTM range request timeout"""
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try:
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run_wmm_element(dev, apdev)
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finally:
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dev[0].request("VENDOR_ELEM_REMOVE 13 *")
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def run_wmm_element(dev, apdev):
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params = { "ssid": "wmm" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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bssid = hapd.own_addr()
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# Too short WMM IE
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dev[0].request("VENDOR_ELEM_ADD 13 dd060050f2020001")
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dev[0].scan_for_bss(bssid, freq=2412)
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dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False)
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ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10)
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if ev is None:
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raise Exception("Association not rejected")
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dev[0].request("REMOVE_NETWORK all")
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# Unsupported WMM IE Subtype/Version
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dev[0].request("VENDOR_ELEM_ADD 13 dd070050f202000000")
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dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False)
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ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10)
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if ev is None:
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raise Exception("Association not rejected")
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dev[0].request("REMOVE_NETWORK all")
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# Unsupported WMM IE Subtype/Version
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dev[0].request("VENDOR_ELEM_ADD 13 dd070050f202010100")
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dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False)
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ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10)
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if ev is None:
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raise Exception("Association not rejected")
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dev[0].request("REMOVE_NETWORK all")
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def test_tspec_ap_fail(dev, apdev):
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"""AP failing to send tspec response"""
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# configure ap with VO and VI requiring admission-control
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hapd = add_wmm_ap(apdev[0], ["VO", "VI"])
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dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462")
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tsid = 5
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with fail_test(hapd, 1, "wmm_send_action"):
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try:
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# add tspec for UP=6
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dev[0].add_ts(tsid, 6)
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except:
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pass
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def test_tspec_ap_parsing(dev, apdev):
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"""TSPEC AP parsing tests"""
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# configure ap with VO and VI requiring admission-control
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hapd = add_wmm_ap(apdev[0], ["VO", "VI"])
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bssid = hapd.own_addr()
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dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462")
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addr = dev[0].own_addr()
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tests = [ "WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=1500 sba=9000 mean_data_rate=1500 min_phy_rate=600000",
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"WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=1500 sba=8192 mean_data_rate=1500 min_phy_rate=6000000",
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"WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=32767 sba=65535 mean_data_rate=1500 min_phy_rate=1000000",
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"WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=10000 sba=65535 mean_data_rate=2147483647 min_phy_rate=1000000" ]
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for t in tests:
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if "OK" not in dev[0].request(t):
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raise Exception("WMM_AC_ADDTS failed")
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ev = dev[0].wait_event(["TSPEC-REQ-FAILED"], timeout=1)
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if ev is None:
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raise Exception("No response")
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tests = []
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# WMM: Invalid Nominal MSDU Size (0)
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tests += [ "11000400dd3d0050f2020201aa300000000000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000" ]
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# hostapd_wmm_action - missing or wrong length tspec
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tests += [ "11000400dd3e0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff000000" ]
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# hostapd_wmm_action - could not parse wmm action
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tests += [ "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff00" ]
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# valid form
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tests += [ "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000" ]
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hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000"
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hapd.set("ext_mgmt_frame_handling", "1")
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for t in tests:
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if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t):
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raise Exception("MGMT_RX_PROCESS failed")
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hapd.set("ext_mgmt_frame_handling", "0")
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def test_wmm_disabled(dev, apdev):
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"""WMM disabled and unexpected TSPEC"""
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params = { "ssid": "no-wmm", "ieee80211n": "0", "wmm_enabled": "0" }
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hapd = hostapd.add_ap(apdev[0]['ifname'], params)
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bssid = hapd.own_addr()
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dev[0].connect("no-wmm", key_mgmt="NONE", scan_freq="2412")
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addr = dev[0].own_addr()
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# wmm action received is not from associated wmm station
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hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000"
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hapd.set("ext_mgmt_frame_handling", "1")
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if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"):
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raise Exception("MGMT_RX_PROCESS failed")
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# IEEE 802.11: Ignored Action frame (category=17) from unassociated STA
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hdr = "d0003a01" + bssid.replace(':', '') + "112233445566" + bssid.replace(':', '') + "1000"
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if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"):
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raise Exception("MGMT_RX_PROCESS failed")
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hapd.set("ext_mgmt_frame_handling", "0")
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