]>
Commit | Line | Data |
---|---|---|
76133458 EP |
1 | # Test cases for wpa_supplicant WMM-AC operations |
2 | # Copyright (c) 2014, Intel Corporation | |
3 | # | |
4 | # This software may be distributed under the terms of the BSD license. | |
5 | # See README for more details. | |
6 | ||
9fd6804d | 7 | from remotehost import remote_compatible |
76133458 EP |
8 | import logging |
9 | logger = logging.getLogger() | |
ceb767d5 | 10 | import struct |
c45b969d | 11 | import sys |
76133458 EP |
12 | |
13 | import hwsim_utils | |
14 | import hostapd | |
f603c320 | 15 | from utils import fail_test |
76133458 EP |
16 | |
17 | def add_wmm_ap(apdev, acm_list): | |
fab49f61 JM |
18 | params = {"ssid": "wmm_ac", |
19 | "hw_mode": "g", | |
20 | "channel": "11", | |
21 | "wmm_enabled": "1"} | |
76133458 EP |
22 | |
23 | for ac in acm_list: | |
24 | params["wmm_ac_%s_acm" % (ac.lower())] = "1" | |
25 | ||
afc26df2 | 26 | return hostapd.add_ap(apdev, params) |
76133458 EP |
27 | |
28 | def test_tspec(dev, apdev): | |
29 | """Basic addts/delts tests""" | |
30 | # configure ap with VO and VI requiring admission-control | |
bc32f830 | 31 | hapd = add_wmm_ap(apdev[0], ["VO", "VI"]) |
76133458 EP |
32 | dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462") |
33 | hwsim_utils.test_connectivity(dev[0], hapd) | |
34 | status = dev[0].request("WMM_AC_STATUS") | |
35 | if "WMM AC is Enabled" not in status: | |
36 | raise Exception("WMM-AC not enabled") | |
37 | if "TSID" in status: | |
38 | raise Exception("Unexpected TSID info") | |
39 | if "BK: acm=0 uapsd=0" not in status: | |
40 | raise Exception("Unexpected BK info" + status) | |
41 | if "BE: acm=0 uapsd=0" not in status: | |
42 | raise Exception("Unexpected BE info" + status) | |
43 | if "VI: acm=1 uapsd=0" not in status: | |
44 | raise Exception("Unexpected VI info" + status) | |
45 | if "VO: acm=1 uapsd=0" not in status: | |
46 | raise Exception("Unexpected VO info" + status) | |
47 | ||
ceb767d5 JM |
48 | # no tsid --> tsid out of range |
49 | if "FAIL" not in dev[0].request("WMM_AC_ADDTS downlink"): | |
50 | raise Exception("Invalid WMM_AC_ADDTS accepted") | |
51 | # no direction | |
52 | if "FAIL" not in dev[0].request("WMM_AC_ADDTS tsid=5"): | |
53 | raise Exception("Invalid WMM_AC_ADDTS accepted") | |
54 | # param out of range | |
55 | if "FAIL" not in dev[0].request("WMM_AC_ADDTS tsid=5 downlink"): | |
56 | raise Exception("Invalid WMM_AC_ADDTS accepted") | |
57 | ||
76133458 EP |
58 | tsid = 5 |
59 | ||
60 | # make sure we fail when the ac is not configured for acm | |
61 | try: | |
62 | dev[0].add_ts(tsid, 3) | |
63 | raise Exception("ADDTS succeeded although it should have failed") | |
bab493b9 | 64 | except Exception as e: |
76133458 EP |
65 | if not str(e).startswith("ADDTS failed"): |
66 | raise | |
67 | status = dev[0].request("WMM_AC_STATUS") | |
68 | if "TSID" in status: | |
69 | raise Exception("Unexpected TSID info") | |
70 | ||
71 | # add tspec for UP=6 | |
72 | dev[0].add_ts(tsid, 6) | |
73 | status = dev[0].request("WMM_AC_STATUS") | |
74 | if "TSID" not in status: | |
75 | raise Exception("Missing TSID info") | |
76 | ||
77 | # using the same tsid for a different ac is invalid | |
78 | try: | |
79 | dev[0].add_ts(tsid, 5) | |
80 | raise Exception("ADDTS succeeded although it should have failed") | |
bab493b9 | 81 | except Exception as e: |
76133458 EP |
82 | if not str(e).startswith("ADDTS failed"): |
83 | raise | |
84 | ||
85 | # update the tspec for a different UP of the same ac | |
ceb767d5 | 86 | dev[0].add_ts(tsid, 7, extra="fixed_nominal_msdu") |
76133458 EP |
87 | dev[0].del_ts(tsid) |
88 | status = dev[0].request("WMM_AC_STATUS") | |
89 | if "TSID" in status: | |
90 | raise Exception("Unexpected TSID info") | |
ceb767d5 JM |
91 | |
92 | # verify failure on uplink/bidi without driver support | |
93 | tsid = 6 | |
94 | try: | |
95 | dev[0].add_ts(tsid, 7, direction="uplink") | |
96 | raise Exception("ADDTS succeeded although it should have failed") | |
bab493b9 | 97 | except Exception as e: |
ceb767d5 JM |
98 | if not str(e).startswith("ADDTS failed"): |
99 | raise | |
100 | try: | |
101 | dev[0].add_ts(tsid, 7, direction="bidi") | |
102 | raise Exception("ADDTS succeeded although it should have failed") | |
bab493b9 | 103 | except Exception as e: |
ceb767d5 JM |
104 | if not str(e).startswith("ADDTS failed"): |
105 | raise | |
106 | ||
107 | # attempt to delete non-existing tsid | |
108 | try: | |
109 | dev[0].del_ts(tsid) | |
110 | raise Exception("DELTS succeeded although it should have failed") | |
bab493b9 | 111 | except Exception as e: |
ceb767d5 JM |
112 | if not str(e).startswith("DELTS failed"): |
113 | raise | |
114 | ||
765c15d5 JM |
115 | # "CTRL: Invalid WMM_AC_ADDTS parameter: 'foo' |
116 | if "FAIL" not in dev[0].request("WMM_AC_ADDTS foo"): | |
117 | raise Exception("Invalid WMM_AC_ADDTS command accepted") | |
118 | ||
ceb767d5 JM |
119 | def test_tspec_protocol(dev, apdev): |
120 | """Protocol tests for addts/delts""" | |
121 | # configure ap with VO and VI requiring admission-control | |
bc32f830 | 122 | hapd = add_wmm_ap(apdev[0], ["VO", "VI"]) |
ceb767d5 JM |
123 | dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462") |
124 | ||
125 | dev[0].dump_monitor() | |
126 | hapd.set("ext_mgmt_frame_handling", "1") | |
127 | ||
128 | tsid = 6 | |
129 | ||
130 | # timeout on ADDTS response | |
131 | dev[0].add_ts(tsid, 7, expect_failure=True) | |
132 | ||
133 | hapd.dump_monitor() | |
134 | req = "WMM_AC_ADDTS downlink tsid=6 up=7 nominal_msdu_size=1500 sba=9000 mean_data_rate=1500 min_phy_rate=6000000" | |
135 | if "OK" not in dev[0].request(req): | |
136 | raise Exception("WMM_AC_ADDTS failed") | |
137 | # a new request while previous is still pending | |
138 | if "FAIL" not in dev[0].request(req): | |
139 | raise Exception("WMM_AC_ADDTS accepted while oen was still pending") | |
140 | msg = hapd.mgmt_rx() | |
141 | payload = msg['payload'] | |
142 | (categ, action, dialog, status) = struct.unpack('BBBB', payload[0:4]) | |
143 | if action != 0: | |
144 | raise Exception("Unexpected Action code: %d" % action) | |
145 | ||
146 | msg['da'] = msg['sa'] | |
147 | msg['sa'] = apdev[0]['bssid'] | |
148 | ||
149 | # unexpected dialog token | |
150 | msg['payload'] = struct.pack('BBBB', 17, 1, (dialog + 1) & 0xff, 0) + payload[4:] | |
151 | hapd.mgmt_tx(msg) | |
152 | ||
153 | # valid response | |
154 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] | |
155 | hapd.mgmt_tx(msg) | |
156 | ev = dev[0].wait_event(["TSPEC-ADDED"], timeout=10) | |
157 | if ev is None: | |
158 | raise Exception("Timeout on TSPEC-ADDED") | |
159 | if "tsid=%d" % tsid not in ev: | |
160 | raise Exception("Unexpected TSPEC-ADDED contents: " + ev) | |
161 | ||
162 | # duplicated response | |
163 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] | |
164 | hapd.mgmt_tx(msg) | |
165 | ||
166 | # too short ADDTS | |
167 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) | |
168 | hapd.mgmt_tx(msg) | |
169 | ||
170 | # invalid IE | |
171 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] + struct.pack('BB', 0xdd, 100) | |
172 | hapd.mgmt_tx(msg) | |
173 | ||
174 | # too short WMM element | |
15dfcb69 | 175 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 0) + payload[4:] + b'\xdd\x06\x00\x50\xf2\x02\x02\x01' |
ceb767d5 JM |
176 | hapd.mgmt_tx(msg) |
177 | ||
178 | # DELTS | |
179 | dev[0].dump_monitor() | |
180 | msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0) + payload[4:] | |
181 | hapd.mgmt_tx(msg) | |
182 | ev = dev[0].wait_event(['TSPEC-REMOVED'], timeout=6) | |
183 | if ev is None: | |
184 | raise Exception("Timeout on TSPEC-REMOVED event") | |
185 | if "tsid=%d" % tsid not in ev: | |
186 | raise Exception("Unexpected TSPEC-REMOVED contents: " + ev) | |
187 | # DELTS duplicated | |
188 | msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0) + payload[4:] | |
189 | hapd.mgmt_tx(msg) | |
190 | ||
191 | # start a new request | |
192 | hapd.dump_monitor() | |
193 | if "OK" not in dev[0].request(req): | |
194 | raise Exception("WMM_AC_ADDTS failed") | |
195 | msg = hapd.mgmt_rx() | |
196 | payload = msg['payload'] | |
197 | (categ, action, dialog, status) = struct.unpack('BBBB', payload[0:4]) | |
198 | if action != 0: | |
199 | raise Exception("Unexpected Action code: %d" % action) | |
200 | ||
201 | msg['da'] = msg['sa'] | |
202 | msg['sa'] = apdev[0]['bssid'] | |
203 | ||
204 | # modified parameters | |
c45b969d JM |
205 | p12int = payload[12] if sys.version_info[0] > 2 else ord(payload[12]) |
206 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 1) + payload[4:12] + struct.pack('B', p12int & ~0x60) + payload[13:] | |
ceb767d5 JM |
207 | hapd.mgmt_tx(msg) |
208 | ||
209 | # reject request | |
210 | msg['payload'] = struct.pack('BBBB', 17, 1, dialog, 1) + payload[4:] | |
211 | hapd.mgmt_tx(msg) | |
212 | ev = dev[0].wait_event(["TSPEC-REQ-FAILED"], timeout=10) | |
213 | if ev is None: | |
214 | raise Exception("Timeout on TSPEC-REQ-FAILED") | |
215 | if "tsid=%d" % tsid not in ev: | |
216 | raise Exception("Unexpected TSPEC-REQ-FAILED contents: " + ev) | |
217 | ||
218 | hapd.set("ext_mgmt_frame_handling", "0") | |
219 | ||
9fd6804d | 220 | @remote_compatible |
ceb767d5 JM |
221 | def test_tspec_not_enabled(dev, apdev): |
222 | """addts failing if AP does not support WMM""" | |
fab49f61 JM |
223 | params = {"ssid": "wmm_no_ac", |
224 | "hw_mode": "g", | |
225 | "channel": "11", | |
226 | "wmm_enabled": "0"} | |
8b8a1864 | 227 | hapd = hostapd.add_ap(apdev[0], params) |
ceb767d5 JM |
228 | dev[0].connect("wmm_no_ac", key_mgmt="NONE", scan_freq="2462") |
229 | status = dev[0].request("WMM_AC_STATUS") | |
230 | if "Not associated to a WMM AP, WMM AC is Disabled" not in status: | |
231 | raise Exception("Unexpected WMM_AC_STATUS: " + status) | |
232 | ||
233 | try: | |
234 | dev[0].add_ts(5, 6) | |
235 | raise Exception("ADDTS succeeded although it should have failed") | |
bab493b9 | 236 | except Exception as e: |
ceb767d5 JM |
237 | if not str(e).startswith("ADDTS failed"): |
238 | raise | |
239 | ||
240 | # attempt to delete non-existing tsid | |
241 | try: | |
242 | dev[0].del_ts(5) | |
243 | raise Exception("DELTS succeeded although it should have failed") | |
bab493b9 | 244 | except Exception as e: |
ceb767d5 JM |
245 | if not str(e).startswith("DELTS failed"): |
246 | raise | |
247 | ||
248 | # unexpected Action frame when WMM is disabled | |
249 | MGMT_SUBTYPE_ACTION = 13 | |
250 | msg = {} | |
251 | msg['fc'] = MGMT_SUBTYPE_ACTION << 4 | |
252 | msg['da'] = dev[0].p2p_interface_addr() | |
253 | msg['sa'] = apdev[0]['bssid'] | |
254 | msg['bssid'] = apdev[0]['bssid'] | |
255 | msg['payload'] = struct.pack('BBBB', 17, 2, 0, 0) | |
256 | hapd.mgmt_tx(msg) | |
bc32f830 | 257 | |
9fd6804d | 258 | @remote_compatible |
bc32f830 EP |
259 | def test_tspec_ap_roam_open(dev, apdev): |
260 | """Roam between two open APs while having tspecs""" | |
261 | hapd0 = add_wmm_ap(apdev[0], ["VO", "VI"]) | |
262 | dev[0].connect("wmm_ac", key_mgmt="NONE") | |
263 | hwsim_utils.test_connectivity(dev[0], hapd0) | |
264 | dev[0].add_ts(5, 6) | |
265 | ||
266 | hapd1 = add_wmm_ap(apdev[1], ["VO", "VI"]) | |
267 | dev[0].scan_for_bss(apdev[1]['bssid'], freq=2462) | |
268 | dev[0].roam(apdev[1]['bssid']) | |
269 | hwsim_utils.test_connectivity(dev[0], hapd1) | |
270 | if dev[0].tspecs(): | |
271 | raise Exception("TSPECs weren't deleted on roaming") | |
272 | ||
273 | dev[0].scan_for_bss(apdev[0]['bssid'], freq=2462) | |
274 | dev[0].roam(apdev[0]['bssid']) | |
275 | hwsim_utils.test_connectivity(dev[0], hapd0) | |
41bf7644 | 276 | |
9fd6804d | 277 | @remote_compatible |
41bf7644 EP |
278 | def test_tspec_reassoc(dev, apdev): |
279 | """Reassociation to same BSS while having tspecs""" | |
280 | hapd0 = add_wmm_ap(apdev[0], ["VO", "VI"]) | |
281 | dev[0].connect("wmm_ac", key_mgmt="NONE") | |
282 | hwsim_utils.test_connectivity(dev[0], hapd0) | |
283 | dev[0].add_ts(5, 6) | |
284 | last_tspecs = dev[0].tspecs() | |
285 | ||
286 | dev[0].request("REASSOCIATE") | |
287 | dev[0].wait_connected() | |
288 | ||
289 | hwsim_utils.test_connectivity(dev[0], hapd0) | |
290 | if dev[0].tspecs() != last_tspecs: | |
291 | raise Exception("TSPECs weren't saved on reassociation") | |
f603c320 JM |
292 | |
293 | def test_wmm_element(dev, apdev): | |
294 | """hostapd FTM range request timeout""" | |
295 | try: | |
296 | run_wmm_element(dev, apdev) | |
297 | finally: | |
298 | dev[0].request("VENDOR_ELEM_REMOVE 13 *") | |
299 | ||
300 | def run_wmm_element(dev, apdev): | |
fab49f61 | 301 | params = {"ssid": "wmm"} |
f603c320 JM |
302 | hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
303 | bssid = hapd.own_addr() | |
304 | ||
305 | # Too short WMM IE | |
306 | dev[0].request("VENDOR_ELEM_ADD 13 dd060050f2020001") | |
307 | dev[0].scan_for_bss(bssid, freq=2412) | |
308 | dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False) | |
309 | ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10) | |
310 | if ev is None: | |
311 | raise Exception("Association not rejected") | |
312 | dev[0].request("REMOVE_NETWORK all") | |
313 | ||
314 | # Unsupported WMM IE Subtype/Version | |
315 | dev[0].request("VENDOR_ELEM_ADD 13 dd070050f202000000") | |
316 | dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False) | |
317 | ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10) | |
318 | if ev is None: | |
319 | raise Exception("Association not rejected") | |
320 | dev[0].request("REMOVE_NETWORK all") | |
321 | ||
322 | # Unsupported WMM IE Subtype/Version | |
323 | dev[0].request("VENDOR_ELEM_ADD 13 dd070050f202010100") | |
324 | dev[0].connect("wmm", key_mgmt="NONE", scan_freq="2412", wait_connect=False) | |
325 | ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"], timeout=10) | |
326 | if ev is None: | |
327 | raise Exception("Association not rejected") | |
328 | dev[0].request("REMOVE_NETWORK all") | |
329 | ||
330 | def test_tspec_ap_fail(dev, apdev): | |
331 | """AP failing to send tspec response""" | |
332 | # configure ap with VO and VI requiring admission-control | |
333 | hapd = add_wmm_ap(apdev[0], ["VO", "VI"]) | |
334 | dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462") | |
335 | tsid = 5 | |
336 | ||
337 | with fail_test(hapd, 1, "wmm_send_action"): | |
338 | try: | |
339 | # add tspec for UP=6 | |
340 | dev[0].add_ts(tsid, 6) | |
341 | except: | |
342 | pass | |
343 | ||
344 | def test_tspec_ap_parsing(dev, apdev): | |
345 | """TSPEC AP parsing tests""" | |
346 | # configure ap with VO and VI requiring admission-control | |
347 | hapd = add_wmm_ap(apdev[0], ["VO", "VI"]) | |
348 | bssid = hapd.own_addr() | |
349 | dev[0].connect("wmm_ac", key_mgmt="NONE", scan_freq="2462") | |
350 | addr = dev[0].own_addr() | |
351 | ||
fab49f61 JM |
352 | tests = ["WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=1500 sba=9000 mean_data_rate=1500 min_phy_rate=600000", |
353 | "WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=1500 sba=8192 mean_data_rate=1500 min_phy_rate=6000000", | |
354 | "WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=32767 sba=65535 mean_data_rate=1500 min_phy_rate=1000000", | |
355 | "WMM_AC_ADDTS downlink tsid=5 up=6 nominal_msdu_size=10000 sba=65535 mean_data_rate=2147483647 min_phy_rate=1000000"] | |
f603c320 JM |
356 | for t in tests: |
357 | if "OK" not in dev[0].request(t): | |
358 | raise Exception("WMM_AC_ADDTS failed") | |
359 | ev = dev[0].wait_event(["TSPEC-REQ-FAILED"], timeout=1) | |
360 | if ev is None: | |
361 | raise Exception("No response") | |
362 | ||
363 | tests = [] | |
364 | # WMM: Invalid Nominal MSDU Size (0) | |
fab49f61 | 365 | tests += ["11000400dd3d0050f2020201aa300000000000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"] |
f603c320 | 366 | # hostapd_wmm_action - missing or wrong length tspec |
fab49f61 | 367 | tests += ["11000400dd3e0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff000000"] |
f603c320 | 368 | # hostapd_wmm_action - could not parse wmm action |
fab49f61 | 369 | tests += ["11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff00"] |
f603c320 | 370 | # valid form |
fab49f61 | 371 | tests += ["11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"] |
f603c320 JM |
372 | |
373 | hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000" | |
374 | hapd.set("ext_mgmt_frame_handling", "1") | |
375 | for t in tests: | |
376 | if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + t): | |
377 | raise Exception("MGMT_RX_PROCESS failed") | |
378 | ||
379 | hapd.set("ext_mgmt_frame_handling", "0") | |
380 | ||
381 | def test_wmm_disabled(dev, apdev): | |
382 | """WMM disabled and unexpected TSPEC""" | |
fab49f61 | 383 | params = {"ssid": "no-wmm", "ieee80211n": "0", "wmm_enabled": "0"} |
f603c320 JM |
384 | hapd = hostapd.add_ap(apdev[0]['ifname'], params) |
385 | bssid = hapd.own_addr() | |
386 | dev[0].connect("no-wmm", key_mgmt="NONE", scan_freq="2412") | |
387 | addr = dev[0].own_addr() | |
388 | ||
389 | # wmm action received is not from associated wmm station | |
390 | hdr = "d0003a01" + bssid.replace(':', '') + addr.replace(':', '') + bssid.replace(':', '') + "1000" | |
391 | hapd.set("ext_mgmt_frame_handling", "1") | |
392 | if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"): | |
393 | raise Exception("MGMT_RX_PROCESS failed") | |
394 | ||
395 | # IEEE 802.11: Ignored Action frame (category=17) from unassociated STA | |
396 | hdr = "d0003a01" + bssid.replace(':', '') + "112233445566" + bssid.replace(':', '') + "1000" | |
397 | if "OK" not in hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=" + hdr + "11000400dd3d0050f2020201aa300010270000000000000000000000000000000000000000000000000000ffffff7f00000000000000000000000040420f00ffff0000"): | |
398 | raise Exception("MGMT_RX_PROCESS failed") | |
399 | ||
400 | hapd.set("ext_mgmt_frame_handling", "0") |