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cf9189b9 | 1 | # Scanning tests |
27b69833 | 2 | # Copyright (c) 2013-2016, Jouni Malinen <j@w1.fi> |
cf9189b9 JM |
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 |
586826d4 | 8 | import binascii |
cf9189b9 JM |
9 | import time |
10 | import logging | |
11 | logger = logging.getLogger() | |
24e330f7 | 12 | import os |
586826d4 | 13 | import struct |
e766f566 | 14 | import subprocess |
cf9189b9 JM |
15 | |
16 | import hostapd | |
5e29a900 | 17 | from wpasupplicant import WpaSupplicant |
58bd7dc3 | 18 | from utils import HwsimSkip, fail_test, alloc_fail, wait_fail_trigger, parse_ie |
9a1046a7 | 19 | from utils import clear_regdom_dev |
2e1d7386 | 20 | from tshark import run_tshark |
27b69833 | 21 | from test_ap_csa import switch_channel, wait_channel_switch, csa_supported |
cf9189b9 | 22 | |
9446f3c2 | 23 | def check_scan(dev, params, other_started=False, test_busy=False): |
e766f566 JM |
24 | if not other_started: |
25 | dev.dump_monitor() | |
cf9189b9 JM |
26 | id = dev.request("SCAN " + params) |
27 | if "FAIL" in id: | |
28 | raise Exception("Failed to start scan") | |
29 | id = int(id) | |
30 | ||
9446f3c2 JM |
31 | if test_busy: |
32 | if "FAIL-BUSY" not in dev.request("SCAN"): | |
33 | raise Exception("SCAN command while already scanning not rejected") | |
34 | ||
e766f566 JM |
35 | if other_started: |
36 | ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"]) | |
37 | if ev is None: | |
38 | raise Exception("Other scan did not start") | |
39 | if "id=" + str(id) in ev: | |
40 | raise Exception("Own scan id unexpectedly included in start event") | |
41 | ||
42 | ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
43 | if ev is None: | |
44 | raise Exception("Other scan did not complete") | |
45 | if "id=" + str(id) in ev: | |
46 | raise Exception("Own scan id unexpectedly included in completed event") | |
47 | ||
cf9189b9 JM |
48 | ev = dev.wait_event(["CTRL-EVENT-SCAN-STARTED"]) |
49 | if ev is None: | |
50 | raise Exception("Scan did not start") | |
51 | if "id=" + str(id) not in ev: | |
52 | raise Exception("Scan id not included in start event") | |
9446f3c2 JM |
53 | if test_busy: |
54 | if "FAIL-BUSY" not in dev.request("SCAN"): | |
55 | raise Exception("SCAN command while already scanning not rejected") | |
cf9189b9 JM |
56 | |
57 | ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
58 | if ev is None: | |
59 | raise Exception("Scan did not complete") | |
60 | if "id=" + str(id) not in ev: | |
61 | raise Exception("Scan id not included in completed event") | |
62 | ||
814f7ac8 JM |
63 | def check_scan_retry(dev, params, bssid): |
64 | for i in range(0, 5): | |
65 | check_scan(dev, "freq=2412-2462,5180 use_id=1") | |
66 | if int(dev.get_bss(bssid)['age']) <= 1: | |
67 | return | |
68 | raise Exception("Unexpectedly old BSS entry") | |
69 | ||
9fd6804d | 70 | @remote_compatible |
cf9189b9 JM |
71 | def test_scan(dev, apdev): |
72 | """Control interface behavior on scan parameters""" | |
fab49f61 | 73 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
cf9189b9 JM |
74 | bssid = apdev[0]['bssid'] |
75 | ||
76 | logger.info("Full scan") | |
9446f3c2 | 77 | check_scan(dev[0], "use_id=1", test_busy=True) |
cf9189b9 JM |
78 | |
79 | logger.info("Limited channel scan") | |
814f7ac8 | 80 | check_scan_retry(dev[0], "freq=2412-2462,5180 use_id=1", bssid) |
cf9189b9 JM |
81 | |
82 | # wait long enough to allow next scans to be verified not to find the AP | |
83 | time.sleep(2) | |
84 | ||
85 | logger.info("Passive single-channel scan") | |
86 | check_scan(dev[0], "freq=2457 passive=1 use_id=1") | |
87 | logger.info("Active single-channel scan") | |
88 | check_scan(dev[0], "freq=2452 passive=0 use_id=1") | |
89 | if int(dev[0].get_bss(bssid)['age']) < 2: | |
90 | raise Exception("Unexpectedly updated BSS entry") | |
91 | ||
92 | logger.info("Active single-channel scan on AP's operating channel") | |
814f7ac8 | 93 | check_scan_retry(dev[0], "freq=2412 passive=0 use_id=1", bssid) |
cf9189b9 | 94 | |
9fd6804d | 95 | @remote_compatible |
76de2b67 JM |
96 | def test_scan_tsf(dev, apdev): |
97 | """Scan and TSF updates from Beacon/Probe Response frames""" | |
fab49f61 JM |
98 | hostapd.add_ap(apdev[0], {"ssid": "test-scan", |
99 | 'beacon_int': "100"}) | |
76de2b67 JM |
100 | bssid = apdev[0]['bssid'] |
101 | ||
102 | tsf = [] | |
fab49f61 | 103 | for passive in [1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1]: |
76de2b67 JM |
104 | check_scan(dev[0], "freq=2412 passive=%d use_id=1" % passive) |
105 | bss = dev[0].get_bss(bssid) | |
106 | if bss: | |
107 | tsf.append(int(bss['tsf'])) | |
108 | logger.info("TSF: " + bss['tsf']) | |
109 | if tsf[-3] <= tsf[-4]: | |
110 | # For now, only write this in the log without failing the test case | |
111 | # since mac80211_hwsim does not yet update the Timestamp field in | |
112 | # Probe Response frames. | |
113 | logger.info("Probe Response did not update TSF") | |
114 | #raise Exception("Probe Response did not update TSF") | |
115 | if tsf[-1] <= tsf[-3]: | |
116 | raise Exception("Beacon did not update TSF") | |
117 | if 0 in tsf: | |
118 | raise Exception("0 TSF reported") | |
119 | ||
9fd6804d | 120 | @remote_compatible |
cf9189b9 JM |
121 | def test_scan_only(dev, apdev): |
122 | """Control interface behavior on scan parameters with type=only""" | |
fab49f61 | 123 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
cf9189b9 JM |
124 | bssid = apdev[0]['bssid'] |
125 | ||
126 | logger.info("Full scan") | |
127 | check_scan(dev[0], "type=only use_id=1") | |
128 | ||
129 | logger.info("Limited channel scan") | |
814f7ac8 | 130 | check_scan_retry(dev[0], "type=only freq=2412-2462,5180 use_id=1", bssid) |
cf9189b9 JM |
131 | |
132 | # wait long enough to allow next scans to be verified not to find the AP | |
133 | time.sleep(2) | |
134 | ||
135 | logger.info("Passive single-channel scan") | |
136 | check_scan(dev[0], "type=only freq=2457 passive=1 use_id=1") | |
137 | logger.info("Active single-channel scan") | |
138 | check_scan(dev[0], "type=only freq=2452 passive=0 use_id=1") | |
139 | if int(dev[0].get_bss(bssid)['age']) < 2: | |
140 | raise Exception("Unexpectedly updated BSS entry") | |
141 | ||
142 | logger.info("Active single-channel scan on AP's operating channel") | |
814f7ac8 | 143 | check_scan_retry(dev[0], "type=only freq=2412 passive=0 use_id=1", bssid) |
e766f566 | 144 | |
9fd6804d | 145 | @remote_compatible |
e766f566 JM |
146 | def test_scan_external_trigger(dev, apdev): |
147 | """Avoid operations during externally triggered scan""" | |
fab49f61 | 148 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
e766f566 | 149 | bssid = apdev[0]['bssid'] |
2d588c65 | 150 | dev[0].cmd_execute(['iw', dev[0].ifname, 'scan', 'trigger']) |
e766f566 | 151 | check_scan(dev[0], "use_id=1", other_started=True) |
b3ec107c JM |
152 | |
153 | def test_scan_bss_expiration_count(dev, apdev): | |
154 | """BSS entry expiration based on scan results without match""" | |
155 | if "FAIL" not in dev[0].request("BSS_EXPIRE_COUNT 0"): | |
156 | raise Exception("Invalid BSS_EXPIRE_COUNT accepted") | |
157 | if "OK" not in dev[0].request("BSS_EXPIRE_COUNT 2"): | |
158 | raise Exception("BSS_EXPIRE_COUNT failed") | |
fab49f61 | 159 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
b3ec107c JM |
160 | bssid = apdev[0]['bssid'] |
161 | dev[0].scan(freq="2412", only_new=True) | |
162 | if bssid not in dev[0].request("SCAN_RESULTS"): | |
163 | raise Exception("BSS not found in initial scan") | |
164 | hapd.request("DISABLE") | |
ac069a31 JM |
165 | # Try to give enough time for hostapd to have stopped mac80211 from |
166 | # beaconing before checking a new scan. This is needed with UML time travel | |
167 | # testing. | |
168 | hapd.ping() | |
169 | time.sleep(0.2) | |
b3ec107c JM |
170 | dev[0].scan(freq="2412", only_new=True) |
171 | if bssid not in dev[0].request("SCAN_RESULTS"): | |
172 | raise Exception("BSS not found in first scan without match") | |
173 | dev[0].scan(freq="2412", only_new=True) | |
174 | if bssid in dev[0].request("SCAN_RESULTS"): | |
175 | raise Exception("BSS found after two scans without match") | |
176 | ||
9fd6804d | 177 | @remote_compatible |
b3ec107c JM |
178 | def test_scan_bss_expiration_age(dev, apdev): |
179 | """BSS entry expiration based on age""" | |
180 | try: | |
181 | if "FAIL" not in dev[0].request("BSS_EXPIRE_AGE COUNT 9"): | |
182 | raise Exception("Invalid BSS_EXPIRE_AGE accepted") | |
183 | if "OK" not in dev[0].request("BSS_EXPIRE_AGE 10"): | |
184 | raise Exception("BSS_EXPIRE_AGE failed") | |
fab49f61 | 185 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
b3ec107c | 186 | bssid = apdev[0]['bssid'] |
96425ea5 JM |
187 | # Allow couple more retries to avoid reporting errors during heavy load |
188 | for i in range(5): | |
189 | dev[0].scan(freq="2412") | |
190 | if bssid in dev[0].request("SCAN_RESULTS"): | |
191 | break | |
b3ec107c JM |
192 | if bssid not in dev[0].request("SCAN_RESULTS"): |
193 | raise Exception("BSS not found in initial scan") | |
194 | hapd.request("DISABLE") | |
195 | logger.info("Waiting for BSS entry to expire") | |
196 | time.sleep(7) | |
197 | if bssid not in dev[0].request("SCAN_RESULTS"): | |
198 | raise Exception("BSS expired too quickly") | |
199 | ev = dev[0].wait_event(["CTRL-EVENT-BSS-REMOVED"], timeout=15) | |
200 | if ev is None: | |
201 | raise Exception("BSS entry expiration timed out") | |
202 | if bssid in dev[0].request("SCAN_RESULTS"): | |
203 | raise Exception("BSS not removed after expiration time") | |
204 | finally: | |
205 | dev[0].request("BSS_EXPIRE_AGE 180") | |
167d8497 | 206 | |
9fd6804d | 207 | @remote_compatible |
167d8497 JM |
208 | def test_scan_filter(dev, apdev): |
209 | """Filter scan results based on SSID""" | |
210 | try: | |
211 | if "OK" not in dev[0].request("SET filter_ssids 1"): | |
212 | raise Exception("SET failed") | |
7749b1c9 | 213 | id = dev[0].connect("test-scan", key_mgmt="NONE", only_add_network=True) |
fab49f61 | 214 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
167d8497 | 215 | bssid = apdev[0]['bssid'] |
fab49f61 | 216 | hostapd.add_ap(apdev[1], {"ssid": "test-scan2"}) |
167d8497 JM |
217 | bssid2 = apdev[1]['bssid'] |
218 | dev[0].scan(freq="2412", only_new=True) | |
219 | if bssid not in dev[0].request("SCAN_RESULTS"): | |
220 | raise Exception("BSS not found in scan results") | |
221 | if bssid2 in dev[0].request("SCAN_RESULTS"): | |
222 | raise Exception("Unexpected BSS found in scan results") | |
7749b1c9 JM |
223 | dev[0].set_network_quoted(id, "ssid", "") |
224 | dev[0].scan(freq="2412") | |
225 | id2 = dev[0].connect("test", key_mgmt="NONE", only_add_network=True) | |
226 | dev[0].scan(freq="2412") | |
167d8497 JM |
227 | finally: |
228 | dev[0].request("SET filter_ssids 0") | |
24e330f7 | 229 | |
9fd6804d | 230 | @remote_compatible |
24e330f7 JM |
231 | def test_scan_int(dev, apdev): |
232 | """scan interval configuration""" | |
233 | try: | |
234 | if "FAIL" not in dev[0].request("SCAN_INTERVAL -1"): | |
235 | raise Exception("Accepted invalid scan interval") | |
236 | if "OK" not in dev[0].request("SCAN_INTERVAL 1"): | |
237 | raise Exception("Failed to set scan interval") | |
238 | dev[0].connect("not-used", key_mgmt="NONE", scan_freq="2412", | |
239 | wait_connect=False) | |
240 | times = {} | |
241 | for i in range(0, 3): | |
242 | logger.info("Waiting for scan to start") | |
243 | start = os.times()[4] | |
244 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5) | |
245 | if ev is None: | |
246 | raise Exception("did not start a scan") | |
247 | stop = os.times()[4] | |
248 | times[i] = stop - start | |
249 | logger.info("Waiting for scan to complete") | |
250 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 10) | |
251 | if ev is None: | |
252 | raise Exception("did not complete a scan") | |
2e0d48e5 | 253 | logger.info("times=" + str(times)) |
24e330f7 JM |
254 | if times[0] > 1 or times[1] < 0.5 or times[1] > 1.5 or times[2] < 0.5 or times[2] > 1.5: |
255 | raise Exception("Unexpected scan timing: " + str(times)) | |
256 | finally: | |
257 | dev[0].request("SCAN_INTERVAL 5") | |
59650258 JM |
258 | |
259 | def test_scan_bss_operations(dev, apdev): | |
260 | """Control interface behavior on BSS parameters""" | |
fab49f61 | 261 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
59650258 | 262 | bssid = apdev[0]['bssid'] |
fab49f61 | 263 | hostapd.add_ap(apdev[1], {"ssid": "test2-scan"}) |
59650258 JM |
264 | bssid2 = apdev[1]['bssid'] |
265 | ||
266 | dev[0].scan(freq="2412") | |
267 | dev[0].scan(freq="2412") | |
268 | dev[0].scan(freq="2412") | |
269 | ||
cb4ac38b JM |
270 | id1 = dev[0].request("BSS FIRST MASK=0x1").splitlines()[0].split('=')[1] |
271 | id2 = dev[0].request("BSS LAST MASK=0x1").splitlines()[0].split('=')[1] | |
272 | ||
59650258 | 273 | res = dev[0].request("BSS RANGE=ALL MASK=0x20001") |
cb4ac38b JM |
274 | if "id=" + id1 not in res: |
275 | raise Exception("Missing BSS " + id1) | |
276 | if "id=" + id2 not in res: | |
277 | raise Exception("Missing BSS " + id2) | |
59650258 JM |
278 | if "====" not in res: |
279 | raise Exception("Missing delim") | |
280 | if "####" not in res: | |
281 | raise Exception("Missing end") | |
282 | ||
5b2f1e24 JM |
283 | res = dev[0].request("BSS RANGE=ALL MASK=0") |
284 | if "id=" + id1 not in res: | |
285 | raise Exception("Missing BSS " + id1) | |
286 | if "id=" + id2 not in res: | |
287 | raise Exception("Missing BSS " + id2) | |
288 | if "====" in res: | |
289 | raise Exception("Unexpected delim") | |
290 | if "####" in res: | |
291 | raise Exception("Unexpected end delim") | |
292 | ||
59650258 JM |
293 | res = dev[0].request("BSS RANGE=ALL MASK=0x1").splitlines() |
294 | if len(res) != 2: | |
610cfff5 | 295 | raise Exception("Unexpected result: " + str(res)) |
59650258 | 296 | res = dev[0].request("BSS FIRST MASK=0x1") |
cb4ac38b | 297 | if "id=" + id1 not in res: |
59650258 JM |
298 | raise Exception("Unexpected result: " + res) |
299 | res = dev[0].request("BSS LAST MASK=0x1") | |
cb4ac38b | 300 | if "id=" + id2 not in res: |
59650258 | 301 | raise Exception("Unexpected result: " + res) |
cb4ac38b JM |
302 | res = dev[0].request("BSS ID-" + id1 + " MASK=0x1") |
303 | if "id=" + id1 not in res: | |
59650258 | 304 | raise Exception("Unexpected result: " + res) |
cb4ac38b JM |
305 | res = dev[0].request("BSS NEXT-" + id1 + " MASK=0x1") |
306 | if "id=" + id2 not in res: | |
59650258 | 307 | raise Exception("Unexpected result: " + res) |
5b2f1e24 JM |
308 | res = dev[0].request("BSS NEXT-" + id2 + " MASK=0x1") |
309 | if "id=" in res: | |
310 | raise Exception("Unexpected result: " + res) | |
59650258 | 311 | |
cb4ac38b | 312 | if len(dev[0].request("BSS RANGE=" + id2 + " MASK=0x1").splitlines()) != 0: |
59650258 | 313 | raise Exception("Unexpected RANGE=1 result") |
cb4ac38b | 314 | if len(dev[0].request("BSS RANGE=" + id1 + "- MASK=0x1").splitlines()) != 2: |
59650258 | 315 | raise Exception("Unexpected RANGE=0- result") |
cb4ac38b | 316 | if len(dev[0].request("BSS RANGE=-" + id2 + " MASK=0x1").splitlines()) != 2: |
59650258 | 317 | raise Exception("Unexpected RANGE=-1 result") |
cb4ac38b | 318 | if len(dev[0].request("BSS RANGE=" + id1 + "-" + id2 + " MASK=0x1").splitlines()) != 2: |
59650258 | 319 | raise Exception("Unexpected RANGE=0-1 result") |
cb4ac38b | 320 | if len(dev[0].request("BSS RANGE=" + id2 + "-" + id2 + " MASK=0x1").splitlines()) != 1: |
59650258 | 321 | raise Exception("Unexpected RANGE=1-1 result") |
cb4ac38b | 322 | if len(dev[0].request("BSS RANGE=" + str(int(id2) + 1) + "-" + str(int(id2) + 10) + " MASK=0x1").splitlines()) != 0: |
59650258 | 323 | raise Exception("Unexpected RANGE=2-10 result") |
cb4ac38b | 324 | if len(dev[0].request("BSS RANGE=0-" + str(int(id2) + 10) + " MASK=0x1").splitlines()) != 2: |
59650258 | 325 | raise Exception("Unexpected RANGE=0-10 result") |
5b2f1e24 JM |
326 | if len(dev[0].request("BSS RANGE=" + id1 + "-" + id1 + " MASK=0x1").splitlines()) != 1: |
327 | raise Exception("Unexpected RANGE=0-0 result") | |
328 | ||
329 | res = dev[0].request("BSS p2p_dev_addr=FOO") | |
330 | if "FAIL" in res or "id=" in res: | |
331 | raise Exception("Unexpected result: " + res) | |
332 | res = dev[0].request("BSS p2p_dev_addr=00:11:22:33:44:55") | |
333 | if "FAIL" in res or "id=" in res: | |
334 | raise Exception("Unexpected result: " + res) | |
335 | ||
336 | dev[0].request("BSS_FLUSH 1000") | |
337 | res = dev[0].request("BSS RANGE=ALL MASK=0x1").splitlines() | |
338 | if len(res) != 2: | |
339 | raise Exception("Unexpected result after BSS_FLUSH 1000") | |
340 | dev[0].request("BSS_FLUSH 0") | |
341 | res = dev[0].request("BSS RANGE=ALL MASK=0x1").splitlines() | |
342 | if len(res) != 0: | |
343 | raise Exception("Unexpected result after BSS_FLUSH 0") | |
23a6d4d8 | 344 | |
9fd6804d | 345 | @remote_compatible |
23a6d4d8 JM |
346 | def test_scan_and_interface_disabled(dev, apdev): |
347 | """Scan operation when interface gets disabled""" | |
348 | try: | |
349 | dev[0].request("SCAN") | |
350 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"]) | |
351 | if ev is None: | |
352 | raise Exception("Scan did not start") | |
353 | dev[0].request("DRIVER_EVENT INTERFACE_DISABLED") | |
354 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=7) | |
355 | if ev is not None: | |
356 | raise Exception("Scan completed unexpectedly") | |
357 | ||
358 | # verify that scan is rejected | |
359 | if "FAIL" not in dev[0].request("SCAN"): | |
360 | raise Exception("New scan request was accepted unexpectedly") | |
361 | ||
362 | dev[0].request("DRIVER_EVENT INTERFACE_ENABLED") | |
363 | dev[0].scan(freq="2412") | |
364 | finally: | |
365 | dev[0].request("DRIVER_EVENT INTERFACE_ENABLED") | |
cf2f3698 | 366 | |
9fd6804d | 367 | @remote_compatible |
cf2f3698 JM |
368 | def test_scan_for_auth(dev, apdev): |
369 | """cfg80211 workaround with scan-for-auth""" | |
fab49f61 | 370 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
cf2f3698 JM |
371 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") |
372 | # Block sme-connect radio work with an external radio work item, so that | |
373 | # SELECT_NETWORK can decide to use fast associate without a new scan while | |
374 | # cfg80211 still has the matching BSS entry, but the actual connection is | |
375 | # not yet started. | |
376 | id = dev[0].request("RADIO_WORK add block-work") | |
377 | ev = dev[0].wait_event(["EXT-RADIO-WORK-START"]) | |
378 | if ev is None: | |
379 | raise Exception("Timeout while waiting radio work to start") | |
380 | dev[0].connect("open", key_mgmt="NONE", scan_freq="2412", | |
381 | wait_connect=False) | |
c7f35a9e | 382 | dev[0].dump_monitor() |
cf2f3698 | 383 | # Clear cfg80211 BSS table. |
2d588c65 JA |
384 | res, data = dev[0].cmd_execute(['iw', dev[0].ifname, 'scan', 'trigger', |
385 | 'freq', '2457', 'flush']) | |
386 | if res != 0: | |
a4a15cf1 | 387 | raise HwsimSkip("iw scan trigger flush not supported") |
c7f35a9e JM |
388 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 5) |
389 | if ev is None: | |
390 | raise Exception("External flush scan timed out") | |
cf2f3698 JM |
391 | # Release blocking radio work to allow connection to go through with the |
392 | # cfg80211 BSS entry missing. | |
393 | dev[0].request("RADIO_WORK done " + id) | |
394 | ||
5f35a5e2 | 395 | dev[0].wait_connected(timeout=15) |
e8e571d7 | 396 | |
9fd6804d | 397 | @remote_compatible |
a5687274 JM |
398 | def test_scan_for_auth_fail(dev, apdev): |
399 | """cfg80211 workaround with scan-for-auth failing""" | |
fab49f61 | 400 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
a5687274 JM |
401 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") |
402 | # Block sme-connect radio work with an external radio work item, so that | |
403 | # SELECT_NETWORK can decide to use fast associate without a new scan while | |
404 | # cfg80211 still has the matching BSS entry, but the actual connection is | |
405 | # not yet started. | |
406 | id = dev[0].request("RADIO_WORK add block-work") | |
407 | ev = dev[0].wait_event(["EXT-RADIO-WORK-START"]) | |
408 | if ev is None: | |
409 | raise Exception("Timeout while waiting radio work to start") | |
410 | dev[0].connect("open", key_mgmt="NONE", scan_freq="2412", | |
411 | wait_connect=False) | |
412 | dev[0].dump_monitor() | |
413 | hapd.disable() | |
414 | # Clear cfg80211 BSS table. | |
2d588c65 JA |
415 | res, data = dev[0].cmd_execute(['iw', dev[0].ifname, 'scan', 'trigger', |
416 | 'freq', '2457', 'flush']) | |
417 | if res != 0: | |
a4a15cf1 | 418 | raise HwsimSkip("iw scan trigger flush not supported") |
a5687274 JM |
419 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 5) |
420 | if ev is None: | |
421 | raise Exception("External flush scan timed out") | |
422 | # Release blocking radio work to allow connection to go through with the | |
423 | # cfg80211 BSS entry missing. | |
424 | dev[0].request("RADIO_WORK done " + id) | |
425 | ||
426 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS", | |
427 | "CTRL-EVENT-CONNECTED"], 15) | |
428 | if ev is None: | |
429 | raise Exception("Scan event missing") | |
430 | if "CTRL-EVENT-CONNECTED" in ev: | |
431 | raise Exception("Unexpected connection") | |
432 | dev[0].request("DISCONNECT") | |
433 | ||
9fd6804d | 434 | @remote_compatible |
1e752829 JM |
435 | def test_scan_for_auth_wep(dev, apdev): |
436 | """cfg80211 scan-for-auth workaround with WEP keys""" | |
437 | dev[0].flush_scan_cache() | |
8b8a1864 | 438 | hapd = hostapd.add_ap(apdev[0], |
fab49f61 JM |
439 | {"ssid": "wep", "wep_key0": '"abcde"', |
440 | "auth_algs": "2"}) | |
1e752829 JM |
441 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") |
442 | # Block sme-connect radio work with an external radio work item, so that | |
443 | # SELECT_NETWORK can decide to use fast associate without a new scan while | |
444 | # cfg80211 still has the matching BSS entry, but the actual connection is | |
445 | # not yet started. | |
446 | id = dev[0].request("RADIO_WORK add block-work") | |
447 | ev = dev[0].wait_event(["EXT-RADIO-WORK-START"]) | |
448 | if ev is None: | |
449 | raise Exception("Timeout while waiting radio work to start") | |
450 | dev[0].connect("wep", key_mgmt="NONE", wep_key0='"abcde"', | |
451 | auth_alg="SHARED", scan_freq="2412", wait_connect=False) | |
452 | dev[0].dump_monitor() | |
453 | # Clear cfg80211 BSS table. | |
2d588c65 JA |
454 | res, data = dev[0].cmd_execute(['iw', dev[0].ifname, 'scan', 'trigger', |
455 | 'freq', '2457', 'flush']) | |
456 | if res != 0: | |
a4a15cf1 | 457 | raise HwsimSkip("iw scan trigger flush not supported") |
1e752829 JM |
458 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 5) |
459 | if ev is None: | |
460 | raise Exception("External flush scan timed out") | |
461 | # Release blocking radio work to allow connection to go through with the | |
462 | # cfg80211 BSS entry missing. | |
463 | dev[0].request("RADIO_WORK done " + id) | |
464 | ||
465 | dev[0].wait_connected(timeout=15) | |
466 | ||
9fd6804d | 467 | @remote_compatible |
e8e571d7 JM |
468 | def test_scan_hidden(dev, apdev): |
469 | """Control interface behavior on scan parameters""" | |
fab49f61 JM |
470 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan", |
471 | "ignore_broadcast_ssid": "1"}) | |
e8e571d7 JM |
472 | bssid = apdev[0]['bssid'] |
473 | ||
474 | check_scan(dev[0], "freq=2412 use_id=1") | |
475 | if "test-scan" in dev[0].request("SCAN_RESULTS"): | |
476 | raise Exception("BSS unexpectedly found in initial scan") | |
477 | ||
478 | id1 = dev[0].connect("foo", key_mgmt="NONE", scan_ssid="1", | |
479 | only_add_network=True) | |
480 | id2 = dev[0].connect("test-scan", key_mgmt="NONE", scan_ssid="1", | |
481 | only_add_network=True) | |
482 | id3 = dev[0].connect("bar", key_mgmt="NONE", only_add_network=True) | |
483 | ||
484 | check_scan(dev[0], "freq=2412 use_id=1") | |
485 | if "test-scan" in dev[0].request("SCAN_RESULTS"): | |
486 | raise Exception("BSS unexpectedly found in scan") | |
487 | ||
29bac7cb JM |
488 | # Allow multiple attempts to be more robust under heavy CPU load that can |
489 | # result in Probe Response frames getting sent only after the station has | |
490 | # already stopped waiting for the response on the channel. | |
491 | found = False | |
492 | for i in range(10): | |
493 | check_scan(dev[0], "scan_id=%d,%d,%d freq=2412 use_id=1" % (id1, id2, id3)) | |
494 | if "test-scan" in dev[0].request("SCAN_RESULTS"): | |
495 | found = True | |
496 | break | |
497 | if not found: | |
e8e571d7 | 498 | raise Exception("BSS not found in scan") |
5e29a900 | 499 | |
9446f3c2 JM |
500 | if "FAIL" not in dev[0].request("SCAN scan_id=1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17"): |
501 | raise Exception("Too many scan_id values accepted") | |
502 | ||
fccc4bd5 JM |
503 | # Duplicate SSID removal |
504 | check_scan(dev[0], "scan_id=%d,%d,%d freq=2412 use_id=1" % (id1, id1, id2)) | |
505 | ||
b3f41349 | 506 | dev[0].request("REMOVE_NETWORK all") |
610cfff5 | 507 | hapd.disable() |
b3f41349 JM |
508 | dev[0].flush_scan_cache(freq=2432) |
509 | dev[0].flush_scan_cache() | |
510 | ||
5e29a900 JM |
511 | def test_scan_and_bss_entry_removed(dev, apdev): |
512 | """Last scan result and connect work processing on BSS entry update""" | |
fab49f61 JM |
513 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open", |
514 | "eap_server": "1", | |
515 | "wps_state": "2"}) | |
5e29a900 JM |
516 | bssid = apdev[0]['bssid'] |
517 | ||
518 | wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5') | |
519 | wpas.interface_add("wlan5", drv_params="force_connect_cmd=1") | |
520 | ||
521 | # Add a BSS entry | |
522 | dev[0].scan_for_bss(bssid, freq="2412") | |
523 | wpas.scan_for_bss(bssid, freq="2412") | |
524 | ||
525 | # Start a connect radio work with a blocking entry preventing this from | |
526 | # proceeding; this stores a pointer to the selected BSS entry. | |
527 | id = dev[0].request("RADIO_WORK add block-work") | |
528 | w_id = wpas.request("RADIO_WORK add block-work") | |
529 | dev[0].wait_event(["EXT-RADIO-WORK-START"], timeout=1) | |
530 | wpas.wait_event(["EXT-RADIO-WORK-START"], timeout=1) | |
531 | nid = dev[0].connect("open", key_mgmt="NONE", scan_freq="2412", | |
532 | wait_connect=False) | |
533 | w_nid = wpas.connect("open", key_mgmt="NONE", scan_freq="2412", | |
534 | wait_connect=False) | |
535 | time.sleep(0.1) | |
536 | ||
537 | # Remove the BSS entry | |
538 | dev[0].request("BSS_FLUSH 0") | |
539 | wpas.request("BSS_FLUSH 0") | |
540 | ||
541 | # Allow the connect radio work to continue. The bss entry stored in the | |
542 | # pending connect work is now stale. This will result in the connection | |
543 | # attempt failing since the BSS entry does not exist. | |
544 | dev[0].request("RADIO_WORK done " + id) | |
545 | wpas.request("RADIO_WORK done " + w_id) | |
546 | ||
547 | ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=1) | |
548 | if ev is not None: | |
549 | raise Exception("Unexpected connection") | |
550 | dev[0].remove_network(nid) | |
551 | ev = wpas.wait_event(["CTRL-EVENT-CONNECTED"], timeout=1) | |
552 | if ev is not None: | |
553 | raise Exception("Unexpected connection") | |
554 | wpas.remove_network(w_nid) | |
555 | time.sleep(0.5) | |
556 | dev[0].request("BSS_FLUSH 0") | |
557 | wpas.request("BSS_FLUSH 0") | |
558 | ||
559 | # Add a BSS entry | |
560 | dev[0].scan_for_bss(bssid, freq="2412") | |
561 | wpas.scan_for_bss(bssid, freq="2412") | |
562 | ||
563 | # Start a connect radio work with a blocking entry preventing this from | |
564 | # proceeding; this stores a pointer to the selected BSS entry. | |
565 | id = dev[0].request("RADIO_WORK add block-work") | |
566 | w_id = wpas.request("RADIO_WORK add block-work") | |
567 | dev[0].wait_event(["EXT-RADIO-WORK-START"], timeout=1) | |
568 | wpas.wait_event(["EXT-RADIO-WORK-START"], timeout=1) | |
569 | ||
570 | # Schedule a connection based on the current BSS entry. | |
571 | dev[0].connect("open", key_mgmt="NONE", scan_freq="2412", | |
572 | wait_connect=False) | |
573 | wpas.connect("open", key_mgmt="NONE", scan_freq="2412", | |
574 | wait_connect=False) | |
575 | ||
576 | # Update scan results with results that have longer set of IEs so that new | |
577 | # memory needs to be allocated for the BSS entry. | |
578 | hapd.request("WPS_PBC") | |
579 | time.sleep(0.1) | |
580 | subprocess.call(['iw', dev[0].ifname, 'scan', 'trigger', 'freq', '2412']) | |
581 | subprocess.call(['iw', wpas.ifname, 'scan', 'trigger', 'freq', '2412']) | |
582 | time.sleep(0.1) | |
583 | ||
584 | # Allow the connect radio work to continue. The bss entry stored in the | |
585 | # pending connect work becomes stale during the scan and it must have been | |
586 | # updated for the connection to work. | |
587 | dev[0].request("RADIO_WORK done " + id) | |
588 | wpas.request("RADIO_WORK done " + w_id) | |
589 | ||
5f35a5e2 JM |
590 | dev[0].wait_connected(timeout=15, error="No connection (sme-connect)") |
591 | wpas.wait_connected(timeout=15, error="No connection (connect)") | |
e51c8b2e JM |
592 | dev[0].request("DISCONNECT") |
593 | wpas.request("DISCONNECT") | |
594 | dev[0].flush_scan_cache() | |
595 | wpas.flush_scan_cache() | |
83e80d32 | 596 | |
9fd6804d | 597 | @remote_compatible |
83e80d32 JM |
598 | def test_scan_reqs_with_non_scan_radio_work(dev, apdev): |
599 | """SCAN commands while non-scan radio_work is in progress""" | |
600 | id = dev[0].request("RADIO_WORK add test-work-a") | |
601 | ev = dev[0].wait_event(["EXT-RADIO-WORK-START"]) | |
602 | if ev is None: | |
603 | raise Exception("Timeout while waiting radio work to start") | |
604 | ||
605 | if "OK" not in dev[0].request("SCAN"): | |
606 | raise Exception("SCAN failed") | |
607 | if "FAIL-BUSY" not in dev[0].request("SCAN"): | |
608 | raise Exception("SCAN accepted while one is already pending") | |
609 | if "FAIL-BUSY" not in dev[0].request("SCAN"): | |
610 | raise Exception("SCAN accepted while one is already pending") | |
611 | ||
612 | res = dev[0].request("RADIO_WORK show").splitlines() | |
613 | count = 0 | |
614 | for l in res: | |
615 | if "scan" in l: | |
616 | count += 1 | |
617 | if count != 1: | |
618 | logger.info(res) | |
619 | raise Exception("Unexpected number of scan radio work items") | |
620 | ||
621 | dev[0].dump_monitor() | |
622 | dev[0].request("RADIO_WORK done " + id) | |
623 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5) | |
624 | if ev is None: | |
625 | raise Exception("Scan did not start") | |
626 | if "FAIL-BUSY" not in dev[0].request("SCAN"): | |
627 | raise Exception("SCAN accepted while one is already in progress") | |
628 | ||
629 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10) | |
630 | if ev is None: | |
0aca60b8 | 631 | raise Exception("Scan did not complete") |
83e80d32 JM |
632 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=0.2) |
633 | if ev is not None: | |
634 | raise Exception("Unexpected scan started") | |
558ac77c JM |
635 | |
636 | def test_scan_setband(dev, apdev): | |
637 | """Band selection for scan operations""" | |
638 | try: | |
639 | hapd = None | |
640 | hapd2 = None | |
fab49f61 JM |
641 | params = {"ssid": "test-setband", |
642 | "hw_mode": "a", | |
643 | "channel": "36", | |
644 | "country_code": "US"} | |
8b8a1864 | 645 | hapd = hostapd.add_ap(apdev[0], params) |
558ac77c JM |
646 | bssid = apdev[0]['bssid'] |
647 | ||
fab49f61 JM |
648 | params = {"ssid": "test-setband", |
649 | "hw_mode": "g", | |
650 | "channel": "1"} | |
8b8a1864 | 651 | hapd2 = hostapd.add_ap(apdev[1], params) |
558ac77c JM |
652 | bssid2 = apdev[1]['bssid'] |
653 | ||
654 | if "FAIL" not in dev[0].request("SET setband FOO"): | |
655 | raise Exception("Invalid set setband accepted") | |
656 | if "OK" not in dev[0].request("SET setband AUTO"): | |
657 | raise Exception("Failed to set setband") | |
658 | if "OK" not in dev[1].request("SET setband 5G"): | |
659 | raise Exception("Failed to set setband") | |
660 | if "OK" not in dev[2].request("SET setband 2G"): | |
661 | raise Exception("Failed to set setband") | |
662 | ||
96425ea5 JM |
663 | # Allow a retry to avoid reporting errors during heavy load |
664 | for j in range(5): | |
665 | for i in range(3): | |
666 | dev[i].request("SCAN only_new=1") | |
558ac77c | 667 | |
96425ea5 JM |
668 | for i in range(3): |
669 | ev = dev[i].wait_event(["CTRL-EVENT-SCAN-RESULTS"], 15) | |
670 | if ev is None: | |
671 | raise Exception("Scan timed out") | |
672 | ||
673 | res0 = dev[0].request("SCAN_RESULTS") | |
674 | res1 = dev[1].request("SCAN_RESULTS") | |
675 | res2 = dev[2].request("SCAN_RESULTS") | |
676 | if bssid in res0 and bssid2 in res0 and bssid in res1 and bssid2 in res2: | |
677 | break | |
558ac77c JM |
678 | |
679 | res = dev[0].request("SCAN_RESULTS") | |
680 | if bssid not in res or bssid2 not in res: | |
681 | raise Exception("Missing scan result(0)") | |
682 | ||
683 | res = dev[1].request("SCAN_RESULTS") | |
684 | if bssid not in res: | |
685 | raise Exception("Missing scan result(1)") | |
686 | if bssid2 in res: | |
687 | raise Exception("Unexpected scan result(1)") | |
688 | ||
689 | res = dev[2].request("SCAN_RESULTS") | |
690 | if bssid2 not in res: | |
691 | raise Exception("Missing scan result(2)") | |
692 | if bssid in res: | |
693 | raise Exception("Unexpected scan result(2)") | |
694 | finally: | |
695 | if hapd: | |
696 | hapd.request("DISABLE") | |
697 | if hapd2: | |
698 | hapd2.request("DISABLE") | |
699 | subprocess.call(['iw', 'reg', 'set', '00']) | |
700 | for i in range(3): | |
701 | dev[i].request("SET setband AUTO") | |
702 | dev[i].flush_scan_cache() | |
42ce1a27 | 703 | |
9fd6804d | 704 | @remote_compatible |
42ce1a27 JM |
705 | def test_scan_hidden_many(dev, apdev): |
706 | """scan_ssid=1 with large number of profile with hidden SSID""" | |
707 | try: | |
708 | _test_scan_hidden_many(dev, apdev) | |
709 | finally: | |
610cfff5 | 710 | dev[0].flush_scan_cache(freq=2432) |
42ce1a27 JM |
711 | dev[0].flush_scan_cache() |
712 | dev[0].request("SCAN_INTERVAL 5") | |
713 | ||
714 | def _test_scan_hidden_many(dev, apdev): | |
fab49f61 JM |
715 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan-ssid", |
716 | "ignore_broadcast_ssid": "1"}) | |
42ce1a27 JM |
717 | bssid = apdev[0]['bssid'] |
718 | ||
719 | dev[0].request("SCAN_INTERVAL 1") | |
720 | ||
721 | for i in range(5): | |
722 | id = dev[0].add_network() | |
723 | dev[0].set_network_quoted(id, "ssid", "foo") | |
724 | dev[0].set_network(id, "key_mgmt", "NONE") | |
725 | dev[0].set_network(id, "disabled", "0") | |
726 | dev[0].set_network(id, "scan_freq", "2412") | |
727 | dev[0].set_network(id, "scan_ssid", "1") | |
728 | ||
729 | dev[0].set_network_quoted(id, "ssid", "test-scan-ssid") | |
730 | dev[0].set_network(id, "key_mgmt", "NONE") | |
731 | dev[0].set_network(id, "disabled", "0") | |
732 | dev[0].set_network(id, "scan_freq", "2412") | |
733 | dev[0].set_network(id, "scan_ssid", "1") | |
734 | ||
735 | for i in range(5): | |
736 | id = dev[0].add_network() | |
737 | dev[0].set_network_quoted(id, "ssid", "foo") | |
738 | dev[0].set_network(id, "key_mgmt", "NONE") | |
739 | dev[0].set_network(id, "disabled", "0") | |
740 | dev[0].set_network(id, "scan_freq", "2412") | |
741 | dev[0].set_network(id, "scan_ssid", "1") | |
742 | ||
743 | dev[0].request("REASSOCIATE") | |
5f35a5e2 | 744 | dev[0].wait_connected(timeout=30) |
610cfff5 JM |
745 | dev[0].request("REMOVE_NETWORK all") |
746 | hapd.disable() | |
8aeb6e3d JM |
747 | |
748 | def test_scan_random_mac(dev, apdev, params): | |
749 | """Random MAC address in scans""" | |
750 | try: | |
751 | _test_scan_random_mac(dev, apdev, params) | |
752 | finally: | |
753 | dev[0].request("MAC_RAND_SCAN all enable=0") | |
754 | ||
755 | def _test_scan_random_mac(dev, apdev, params): | |
fab49f61 | 756 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
8aeb6e3d JM |
757 | bssid = apdev[0]['bssid'] |
758 | ||
fab49f61 JM |
759 | tests = ["", |
760 | "addr=foo", | |
761 | "mask=foo", | |
762 | "enable=1", | |
763 | "all enable=1 mask=00:11:22:33:44:55", | |
764 | "all enable=1 addr=00:11:22:33:44:55", | |
765 | "all enable=1 addr=01:11:22:33:44:55 mask=ff:ff:ff:ff:ff:ff", | |
766 | "all enable=1 addr=00:11:22:33:44:55 mask=fe:ff:ff:ff:ff:ff", | |
767 | "enable=2 scan sched pno all", | |
768 | "pno enable=1", | |
769 | "all enable=2", | |
770 | "foo"] | |
8aeb6e3d JM |
771 | for args in tests: |
772 | if "FAIL" not in dev[0].request("MAC_RAND_SCAN " + args): | |
773 | raise Exception("Invalid MAC_RAND_SCAN accepted: " + args) | |
774 | ||
775 | if dev[0].get_driver_status_field('capa.mac_addr_rand_scan_supported') != '1': | |
51c5aeb4 | 776 | raise HwsimSkip("Driver does not support random MAC address for scanning") |
8aeb6e3d | 777 | |
fab49f61 JM |
778 | tests = ["all enable=1", |
779 | "all enable=1 addr=f2:11:22:33:44:55 mask=ff:ff:ff:ff:ff:ff", | |
780 | "all enable=1 addr=f2:11:33:00:00:00 mask=ff:ff:ff:00:00:00"] | |
8aeb6e3d JM |
781 | for args in tests: |
782 | dev[0].request("MAC_RAND_SCAN " + args) | |
783 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
8aeb6e3d | 784 | |
2e1d7386 | 785 | out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"), |
fab49f61 | 786 | "wlan.fc.type_subtype == 4", ["wlan.ta"]) |
2e1d7386 | 787 | if out is not None: |
8aeb6e3d JM |
788 | addr = out.splitlines() |
789 | logger.info("Probe Request frames seen from: " + str(addr)) | |
790 | if dev[0].own_addr() in addr: | |
791 | raise Exception("Real address used to transmit Probe Request frame") | |
792 | if "f2:11:22:33:44:55" not in addr: | |
793 | raise Exception("Fully configured random address not seen") | |
794 | found = False | |
795 | for a in addr: | |
796 | if a.startswith('f2:11:33'): | |
797 | found = True | |
798 | break | |
799 | if not found: | |
800 | raise Exception("Fixed OUI random address not seen") | |
2dc18e9a | 801 | |
dff690b8 JM |
802 | def test_scan_random_mac_connected(dev, apdev, params): |
803 | """Random MAC address in scans while connected""" | |
804 | try: | |
805 | _test_scan_random_mac_connected(dev, apdev, params) | |
806 | finally: | |
807 | dev[0].request("MAC_RAND_SCAN all enable=0") | |
808 | ||
809 | def _test_scan_random_mac_connected(dev, apdev, params): | |
fab49f61 | 810 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
dff690b8 JM |
811 | bssid = apdev[0]['bssid'] |
812 | if dev[0].get_driver_status_field('capa.mac_addr_rand_scan_supported') != '1': | |
813 | raise HwsimSkip("Driver does not support random MAC address for scanning") | |
814 | ||
815 | dev[0].connect("test-scan", key_mgmt="NONE", scan_freq="2412") | |
816 | ||
fab49f61 | 817 | hostapd.add_ap(apdev[1], {"ssid": "test-scan-2", "channel": "11"}) |
dff690b8 JM |
818 | bssid1 = apdev[1]['bssid'] |
819 | ||
820 | # Verify that scanning can be completed while connected even if that means | |
821 | # disabling use of random MAC address. | |
822 | dev[0].request("MAC_RAND_SCAN all enable=1") | |
823 | dev[0].scan_for_bss(bssid1, freq=2462, force_scan=True) | |
824 | ||
9fd6804d | 825 | @remote_compatible |
2dc18e9a JM |
826 | def test_scan_trigger_failure(dev, apdev): |
827 | """Scan trigger to the driver failing""" | |
15aa8042 JM |
828 | if dev[0].get_status_field('wpa_state') == "SCANNING": |
829 | raise Exception("wpa_state was already SCANNING") | |
830 | ||
fab49f61 | 831 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
2dc18e9a JM |
832 | bssid = apdev[0]['bssid'] |
833 | ||
834 | if "OK" not in dev[0].request("SET test_failure 1"): | |
835 | raise Exception("Failed to set test_failure") | |
836 | ||
837 | if "OK" not in dev[0].request("SCAN"): | |
838 | raise Exception("SCAN command failed") | |
839 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=10) | |
840 | if ev is None: | |
841 | raise Exception("Did not receive CTRL-EVENT-SCAN-FAILED event") | |
842 | if "retry=1" in ev: | |
843 | raise Exception("Unexpected scan retry indicated") | |
844 | if dev[0].get_status_field('wpa_state') == "SCANNING": | |
845 | raise Exception("wpa_state SCANNING not cleared") | |
846 | ||
847 | id = dev[0].connect("test-scan", key_mgmt="NONE", scan_freq="2412", | |
848 | only_add_network=True) | |
849 | dev[0].select_network(id) | |
850 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=10) | |
851 | if ev is None: | |
852 | raise Exception("Did not receive CTRL-EVENT-SCAN-FAILED event") | |
853 | if "retry=1" not in ev: | |
854 | raise Exception("No scan retry indicated for connection") | |
855 | if dev[0].get_status_field('wpa_state') == "SCANNING": | |
856 | raise Exception("wpa_state SCANNING not cleared") | |
857 | dev[0].request("SET test_failure 0") | |
858 | dev[0].wait_connected() | |
859 | ||
860 | dev[0].request("SET test_failure 1") | |
861 | if "OK" not in dev[0].request("SCAN"): | |
862 | raise Exception("SCAN command failed") | |
863 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=10) | |
864 | if ev is None: | |
865 | raise Exception("Did not receive CTRL-EVENT-SCAN-FAILED event") | |
866 | if "retry=1" in ev: | |
867 | raise Exception("Unexpected scan retry indicated") | |
868 | if dev[0].get_status_field('wpa_state') != "COMPLETED": | |
869 | raise Exception("wpa_state COMPLETED not restored") | |
870 | dev[0].request("SET test_failure 0") | |
98c71cf6 | 871 | |
9fd6804d | 872 | @remote_compatible |
98c71cf6 JM |
873 | def test_scan_specify_ssid(dev, apdev): |
874 | """Control interface behavior on scan SSID parameter""" | |
875 | dev[0].flush_scan_cache() | |
fab49f61 JM |
876 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-hidden", |
877 | "ignore_broadcast_ssid": "1"}) | |
98c71cf6 JM |
878 | bssid = apdev[0]['bssid'] |
879 | check_scan(dev[0], "freq=2412 use_id=1 ssid 414243") | |
880 | bss = dev[0].get_bss(bssid) | |
881 | if bss is not None and bss['ssid'] == 'test-hidden': | |
882 | raise Exception("BSS entry for hidden AP present unexpectedly") | |
96425ea5 JM |
883 | # Allow couple more retries to avoid reporting errors during heavy load |
884 | for i in range(5): | |
885 | check_scan(dev[0], "freq=2412 ssid 414243 ssid 746573742d68696464656e ssid 616263313233 use_id=1") | |
886 | bss = dev[0].get_bss(bssid) | |
887 | if bss and 'test-hidden' in dev[0].request("SCAN_RESULTS"): | |
888 | break | |
98c71cf6 JM |
889 | if bss is None: |
890 | raise Exception("BSS entry for hidden AP not found") | |
891 | if 'test-hidden' not in dev[0].request("SCAN_RESULTS"): | |
bc6e3288 | 892 | raise Exception("Expected SSID not included in the scan results") |
98c71cf6 JM |
893 | |
894 | hapd.disable() | |
895 | dev[0].flush_scan_cache(freq=2432) | |
896 | dev[0].flush_scan_cache() | |
897 | ||
898 | if "FAIL" not in dev[0].request("SCAN ssid foo"): | |
899 | raise Exception("Invalid SCAN command accepted") | |
708ec753 | 900 | |
9fd6804d | 901 | @remote_compatible |
708ec753 JM |
902 | def test_scan_ap_scan_2_ap_mode(dev, apdev): |
903 | """AP_SCAN 2 AP mode and scan()""" | |
904 | try: | |
905 | _test_scan_ap_scan_2_ap_mode(dev, apdev) | |
906 | finally: | |
907 | dev[0].request("AP_SCAN 1") | |
908 | ||
909 | def _test_scan_ap_scan_2_ap_mode(dev, apdev): | |
910 | if "OK" not in dev[0].request("AP_SCAN 2"): | |
911 | raise Exception("Failed to set AP_SCAN 2") | |
912 | ||
913 | id = dev[0].add_network() | |
914 | dev[0].set_network(id, "mode", "2") | |
915 | dev[0].set_network_quoted(id, "ssid", "wpas-ap-open") | |
916 | dev[0].set_network(id, "key_mgmt", "NONE") | |
917 | dev[0].set_network(id, "frequency", "2412") | |
918 | dev[0].set_network(id, "scan_freq", "2412") | |
919 | dev[0].set_network(id, "disabled", "0") | |
920 | dev[0].select_network(id) | |
921 | ev = dev[0].wait_event(["CTRL-EVENT-CONNECTED"], timeout=5) | |
922 | if ev is None: | |
923 | raise Exception("AP failed to start") | |
924 | ||
925 | with fail_test(dev[0], 1, "wpa_driver_nl80211_scan"): | |
926 | if "OK" not in dev[0].request("SCAN freq=2412"): | |
927 | raise Exception("SCAN command failed unexpectedly") | |
928 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED", | |
929 | "AP-DISABLED"], timeout=5) | |
930 | if ev is None: | |
931 | raise Exception("CTRL-EVENT-SCAN-FAILED not seen") | |
932 | if "AP-DISABLED" in ev: | |
933 | raise Exception("Unexpected AP-DISABLED event") | |
934 | if "retry=1" in ev: | |
935 | # Wait for the retry to scan happen | |
936 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED", | |
937 | "AP-DISABLED"], timeout=5) | |
938 | if ev is None: | |
939 | raise Exception("CTRL-EVENT-SCAN-FAILED not seen - retry") | |
940 | if "AP-DISABLED" in ev: | |
941 | raise Exception("Unexpected AP-DISABLED event - retry") | |
942 | ||
943 | dev[1].connect("wpas-ap-open", key_mgmt="NONE", scan_freq="2412") | |
944 | dev[1].request("DISCONNECT") | |
945 | dev[1].wait_disconnected() | |
946 | dev[0].request("DISCONNECT") | |
947 | dev[0].wait_disconnected() | |
2313e6c9 JM |
948 | |
949 | def test_scan_bss_expiration_on_ssid_change(dev, apdev): | |
950 | """BSS entry expiration when AP changes SSID""" | |
951 | dev[0].flush_scan_cache() | |
fab49f61 | 952 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
2313e6c9 JM |
953 | bssid = apdev[0]['bssid'] |
954 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") | |
955 | ||
956 | hapd.request("DISABLE") | |
fab49f61 | 957 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
2313e6c9 JM |
958 | if "OK" not in dev[0].request("BSS_EXPIRE_COUNT 3"): |
959 | raise Exception("BSS_EXPIRE_COUNT failed") | |
960 | dev[0].scan(freq="2412") | |
961 | dev[0].scan(freq="2412") | |
962 | if "OK" not in dev[0].request("BSS_EXPIRE_COUNT 2"): | |
963 | raise Exception("BSS_EXPIRE_COUNT failed") | |
964 | res = dev[0].request("SCAN_RESULTS") | |
965 | if "test-scan" not in res: | |
966 | raise Exception("The first SSID not in scan results") | |
967 | if "open" not in res: | |
968 | raise Exception("The second SSID not in scan results") | |
969 | dev[0].connect("open", key_mgmt="NONE") | |
970 | ||
971 | dev[0].request("BSS_FLUSH 0") | |
972 | res = dev[0].request("SCAN_RESULTS") | |
973 | if "test-scan" in res: | |
974 | raise Exception("The BSS entry with the old SSID was not removed") | |
975 | dev[0].request("DISCONNECT") | |
976 | dev[0].wait_disconnected() | |
f9bf2225 JM |
977 | |
978 | def test_scan_dfs(dev, apdev, params): | |
979 | """Scan on DFS channels""" | |
980 | try: | |
981 | _test_scan_dfs(dev, apdev, params) | |
982 | finally: | |
9a1046a7 | 983 | clear_regdom_dev(dev) |
f9bf2225 JM |
984 | |
985 | def _test_scan_dfs(dev, apdev, params): | |
986 | subprocess.call(['iw', 'reg', 'set', 'US']) | |
987 | for i in range(2): | |
988 | for j in range(5): | |
989 | ev = dev[i].wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=5) | |
990 | if ev is None: | |
991 | raise Exception("No regdom change event") | |
992 | if "alpha2=US" in ev: | |
993 | break | |
994 | dev[i].dump_monitor() | |
995 | ||
996 | if "OK" not in dev[0].request("SCAN"): | |
997 | raise Exception("SCAN command failed") | |
998 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
999 | if ev is None: | |
1000 | raise Exception("Scan did not complete") | |
1001 | ||
1002 | if "OK" not in dev[0].request("SCAN freq=2412,5180,5260,5500,5600,5745"): | |
1003 | raise Exception("SCAN command failed") | |
1004 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
1005 | if ev is None: | |
1006 | raise Exception("Scan did not complete") | |
1007 | ||
1008 | out = run_tshark(os.path.join(params['logdir'], "hwsim0.pcapng"), | |
fab49f61 | 1009 | "wlan.fc.type_subtype == 4", ["radiotap.channel.freq"]) |
f9bf2225 JM |
1010 | if out is not None: |
1011 | freq = out.splitlines() | |
b25f04d4 | 1012 | freq = [int(f) for f in freq] |
f9bf2225 | 1013 | freq = list(set(freq)) |
b25f04d4 | 1014 | freq.sort() |
f9bf2225 | 1015 | logger.info("Active scan seen on channels: " + str(freq)) |
b25f04d4 | 1016 | for f in freq: |
f9bf2225 JM |
1017 | if (f >= 5260 and f <= 5320) or (f >= 5500 and f <= 5700): |
1018 | raise Exception("Active scan on DFS channel: %d" % f) | |
fab49f61 | 1019 | if f in [2467, 2472]: |
f0154bf4 | 1020 | raise Exception("Active scan on US-disallowed channel: %d" % f) |
77676871 | 1021 | |
9fd6804d | 1022 | @remote_compatible |
77676871 JM |
1023 | def test_scan_abort(dev, apdev): |
1024 | """Aborting a full scan""" | |
1025 | dev[0].request("SCAN") | |
1026 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"]) | |
1027 | if ev is None: | |
1028 | raise Exception("Scan did not start") | |
1029 | if "OK" not in dev[0].request("ABORT_SCAN"): | |
1030 | raise Exception("ABORT_SCAN command failed") | |
1031 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=2) | |
1032 | if ev is None: | |
1033 | raise Exception("Scan did not terminate") | |
1034 | ||
9fd6804d | 1035 | @remote_compatible |
77676871 JM |
1036 | def test_scan_abort_on_connect(dev, apdev): |
1037 | """Aborting a full scan on connection request""" | |
fab49f61 | 1038 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
77676871 JM |
1039 | bssid = apdev[0]['bssid'] |
1040 | ||
1041 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") | |
1042 | dev[0].dump_monitor() | |
1043 | dev[0].request("SCAN") | |
1044 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"]) | |
1045 | if ev is None: | |
1046 | raise Exception("Scan did not start") | |
1047 | dev[0].connect("test-scan", key_mgmt="NONE") | |
2d3525be | 1048 | |
9fd6804d | 1049 | @remote_compatible |
2d3525be JM |
1050 | def test_scan_ext(dev, apdev): |
1051 | """Custom IE in Probe Request frame""" | |
fab49f61 | 1052 | hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
2d3525be JM |
1053 | bssid = apdev[0]['bssid'] |
1054 | ||
1055 | try: | |
1056 | if "OK" not in dev[0].request("VENDOR_ELEM_ADD 14 dd050011223300"): | |
1057 | raise Exception("VENDOR_ELEM_ADD failed") | |
1058 | check_scan(dev[0], "freq=2412 use_id=1") | |
1059 | finally: | |
1060 | dev[0].request("VENDOR_ELEM_REMOVE 14 *") | |
7f03ecc8 JM |
1061 | |
1062 | def test_scan_fail(dev, apdev): | |
1063 | """Scan failures""" | |
1064 | with fail_test(dev[0], 1, "wpa_driver_nl80211_scan"): | |
1065 | dev[0].request("DISCONNECT") | |
1066 | if "OK" not in dev[0].request("SCAN freq=2412"): | |
1067 | raise Exception("SCAN failed") | |
1068 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5) | |
1069 | if ev is None: | |
1070 | raise Exception("Did not see scan failure event") | |
1071 | dev[0].dump_monitor() | |
1072 | ||
0b0e4792 JM |
1073 | for i in range(1, 5): |
1074 | with alloc_fail(dev[0], i, | |
1075 | "wpa_scan_clone_params;wpa_supplicant_trigger_scan"): | |
1076 | if "OK" not in dev[0].request("SCAN ssid 112233 freq=2412"): | |
1077 | raise Exception("SCAN failed") | |
1078 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5) | |
1079 | if ev is None: | |
1080 | raise Exception("Did not see scan failure event") | |
1081 | dev[0].dump_monitor() | |
1082 | ||
7f03ecc8 JM |
1083 | with alloc_fail(dev[0], 1, "radio_add_work;wpa_supplicant_trigger_scan"): |
1084 | if "OK" not in dev[0].request("SCAN freq=2412"): | |
1085 | raise Exception("SCAN failed") | |
1086 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5) | |
1087 | if ev is None: | |
1088 | raise Exception("Did not see scan failure event") | |
1089 | dev[0].dump_monitor() | |
1090 | ||
1091 | try: | |
1092 | if "OK" not in dev[0].request("SET filter_ssids 1"): | |
1093 | raise Exception("SET failed") | |
1094 | id = dev[0].connect("test-scan", key_mgmt="NONE", only_add_network=True) | |
1095 | with alloc_fail(dev[0], 1, "wpa_supplicant_build_filter_ssids"): | |
1096 | # While the filter list cannot be created due to memory allocation | |
1097 | # failure, this scan is expected to be completed without SSID | |
1098 | # filtering. | |
1099 | if "OK" not in dev[0].request("SCAN freq=2412"): | |
1100 | raise Exception("SCAN failed") | |
1101 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
1102 | if ev is None: | |
1103 | raise Exception("Scan did not complete") | |
1104 | dev[0].remove_network(id) | |
1105 | finally: | |
1106 | dev[0].request("SET filter_ssids 0") | |
1107 | dev[0].dump_monitor() | |
1108 | ||
1109 | with alloc_fail(dev[0], 1, "nl80211_get_scan_results"): | |
1110 | if "OK" not in dev[0].request("SCAN freq=2412"): | |
1111 | raise Exception("SCAN failed") | |
1112 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=5) | |
1113 | if ev is None: | |
1114 | raise Exception("Did not see scan started event") | |
1115 | wait_fail_trigger(dev[0], "GET_ALLOC_FAIL") | |
1116 | dev[0].dump_monitor() | |
1117 | ||
0b0e4792 JM |
1118 | try: |
1119 | if "OK" not in dev[0].request("SET setband 2G"): | |
1120 | raise Exception("SET setband failed") | |
1121 | with alloc_fail(dev[0], 1, "=wpa_setband_scan_freqs_list"): | |
1122 | # While the frequency list cannot be created due to memory | |
1123 | # allocation failure, this scan is expected to be completed without | |
1124 | # frequency filtering. | |
1125 | if "OK" not in dev[0].request("SCAN"): | |
1126 | raise Exception("SCAN failed") | |
1127 | wait_fail_trigger(dev[0], "GET_ALLOC_FAIL") | |
1128 | dev[0].request("ABORT_SCAN") | |
1129 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
1130 | if ev is None: | |
1131 | raise Exception("Scan did not complete") | |
1132 | finally: | |
1133 | dev[0].request("SET setband AUTO") | |
1134 | dev[0].dump_monitor() | |
1135 | ||
7f03ecc8 JM |
1136 | wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5') |
1137 | wpas.interface_add("wlan5") | |
1138 | wpas.request("SET preassoc_mac_addr 1") | |
1139 | with fail_test(wpas, 1, "nl80211_set_mac_addr;wpas_trigger_scan_cb"): | |
1140 | if "OK" not in wpas.request("SCAN freq=2412"): | |
1141 | raise Exception("SCAN failed") | |
1142 | ev = wpas.wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5) | |
1143 | if ev is None: | |
1144 | raise Exception("Did not see scan failure event") | |
1145 | wpas.request("SET preassoc_mac_addr 0") | |
1146 | wpas.dump_monitor() | |
42083295 | 1147 | |
fab49f61 | 1148 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
20c7d26f JM |
1149 | with alloc_fail(dev[0], 1, "wpa_bss_add"): |
1150 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412") | |
1151 | ||
c7a72189 JM |
1152 | def test_scan_fail_type_only(dev, apdev): |
1153 | """Scan failures for TYPE=ONLY""" | |
1154 | with fail_test(dev[0], 1, "wpa_driver_nl80211_scan"): | |
1155 | dev[0].request("SCAN TYPE=ONLY freq=2417") | |
1156 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-FAILED"], timeout=5) | |
1157 | if ev is None: | |
1158 | raise Exception("Scan trigger failure not reported") | |
1159 | # Verify that scan_only_handler() does not get left set as the | |
1160 | # wpa_s->scan_res_handler in failure case. | |
fab49f61 | 1161 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
c7a72189 JM |
1162 | dev[0].connect("open", key_mgmt="NONE", scan_freq="2412") |
1163 | ||
9fd6804d | 1164 | @remote_compatible |
42083295 JM |
1165 | def test_scan_freq_list(dev, apdev): |
1166 | """Scan with SET freq_list and scan_cur_freq""" | |
1167 | try: | |
1168 | if "OK" not in dev[0].request("SET freq_list 2412 2417"): | |
1169 | raise Exception("SET freq_list failed") | |
1170 | check_scan(dev[0], "use_id=1") | |
1171 | finally: | |
1172 | dev[0].request("SET freq_list ") | |
1173 | ||
fab49f61 | 1174 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
42083295 JM |
1175 | dev[0].connect("test-scan", key_mgmt="NONE", scan_freq="2412") |
1176 | try: | |
1177 | if "OK" not in dev[0].request("SET scan_cur_freq 1"): | |
1178 | raise Exception("SET scan_cur_freq failed") | |
1179 | check_scan(dev[0], "use_id=1") | |
1180 | finally: | |
1181 | dev[0].request("SET scan_cur_freq 0") | |
1182 | dev[0].request("REMOVE_NETWORK all") | |
1183 | dev[0].wait_disconnected() | |
20c7d26f JM |
1184 | |
1185 | def test_scan_bss_limit(dev, apdev): | |
1186 | """Scan and wpa_supplicant BSS entry limit""" | |
1187 | try: | |
1188 | _test_scan_bss_limit(dev, apdev) | |
1189 | finally: | |
1190 | dev[0].request("SET bss_max_count 200") | |
1191 | pass | |
1192 | ||
1193 | def _test_scan_bss_limit(dev, apdev): | |
1194 | # Trigger 'Increasing the MAX BSS count to 2 because all BSSes are in use. | |
1195 | # We should normally not get here!' message by limiting the maximum BSS | |
1196 | # count to one so that the second AP would not fit in the BSS list and the | |
1197 | # first AP cannot be removed from the list since it is still in use. | |
1198 | dev[0].request("SET bss_max_count 1") | |
fab49f61 | 1199 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
20c7d26f | 1200 | dev[0].connect("test-scan", key_mgmt="NONE", scan_freq="2412") |
fab49f61 JM |
1201 | hapd2 = hostapd.add_ap(apdev[1], {"ssid": "test-scan-2", |
1202 | "channel": "6"}) | |
20c7d26f | 1203 | dev[0].scan_for_bss(apdev[1]['bssid'], freq=2437, force_scan=True) |
27b69833 JM |
1204 | |
1205 | def run_scan(dev, bssid, exp_freq): | |
1206 | for i in range(5): | |
1207 | dev.request("SCAN freq=2412,2437,2462") | |
1208 | ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"]) | |
1209 | if ev is None: | |
1210 | raise Exception("Scan did not complete") | |
1211 | bss = dev.get_bss(bssid) | |
1212 | freq = int(bss['freq']) if bss else 0 | |
1213 | if freq == exp_freq: | |
1214 | break | |
1215 | if freq != exp_freq: | |
1216 | raise Exception("BSS entry shows incorrect frequency: %d != %d" % (freq, exp_freq)) | |
1217 | ||
1218 | def test_scan_chan_switch(dev, apdev): | |
1219 | """Scanning and AP changing channels""" | |
1220 | ||
1221 | # This test verifies that wpa_supplicant updates its local BSS table based | |
1222 | # on the correct cfg80211 scan entry in cases where the cfg80211 BSS table | |
1223 | # has multiple (one for each frequency) BSS entries for the same BSS. | |
1224 | ||
1225 | csa_supported(dev[0]) | |
fab49f61 | 1226 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan", "channel": "1"}) |
27b69833 JM |
1227 | csa_supported(hapd) |
1228 | bssid = hapd.own_addr() | |
1229 | ||
1230 | logger.info("AP channel switch while not connected") | |
1231 | run_scan(dev[0], bssid, 2412) | |
1232 | dev[0].dump_monitor() | |
1233 | switch_channel(hapd, 1, 2437) | |
1234 | run_scan(dev[0], bssid, 2437) | |
1235 | dev[0].dump_monitor() | |
1236 | switch_channel(hapd, 1, 2462) | |
1237 | run_scan(dev[0], bssid, 2462) | |
1238 | dev[0].dump_monitor() | |
1239 | ||
1240 | logger.info("AP channel switch while connected") | |
1241 | dev[0].connect("test-scan", key_mgmt="NONE", scan_freq="2412 2437 2462") | |
1242 | run_scan(dev[0], bssid, 2462) | |
1243 | dev[0].dump_monitor() | |
1244 | switch_channel(hapd, 2, 2437) | |
1245 | wait_channel_switch(dev[0], 2437) | |
1246 | dev[0].dump_monitor() | |
1247 | run_scan(dev[0], bssid, 2437) | |
1248 | dev[0].dump_monitor() | |
1249 | switch_channel(hapd, 2, 2412) | |
1250 | wait_channel_switch(dev[0], 2412) | |
1251 | dev[0].dump_monitor() | |
1252 | run_scan(dev[0], bssid, 2412) | |
1253 | dev[0].dump_monitor() | |
79124c7b JM |
1254 | |
1255 | def test_scan_new_only(dev, apdev): | |
1256 | """Scan and only_new=1 multiple times""" | |
1257 | try: | |
1258 | _test_scan_new_only(dev, apdev) | |
1259 | finally: | |
1260 | dev[0].set("ignore_old_scan_res", "0") | |
1261 | def _test_scan_new_only(dev, apdev): | |
1262 | dev[0].flush_scan_cache() | |
fab49f61 | 1263 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
79124c7b JM |
1264 | dev[0].set("ignore_old_scan_res", "1") |
1265 | # Get the BSS added to cfg80211 BSS list | |
1266 | bssid = hapd.own_addr() | |
1267 | dev[0].scan_for_bss(bssid, freq=2412) | |
1268 | bss = dev[0].get_bss(bssid) | |
1269 | idx1 = bss['update_idx'] | |
1270 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
1271 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
1272 | bss = dev[0].get_bss(bssid) | |
1273 | idx2 = bss['update_idx'] | |
1274 | if int(idx2) <= int(idx1): | |
1275 | raise Exception("Scan result update_idx did not increase") | |
1276 | # Disable AP to ensure there are no new scan results after this. | |
1277 | hapd.disable() | |
1278 | ||
1279 | # Try to scan multiple times to verify that old scan results do not get | |
1280 | # accepted as new. | |
1281 | for i in range(10): | |
1282 | dev[0].scan(freq=2412) | |
1283 | bss = dev[0].get_bss(bssid) | |
1284 | if bss: | |
1285 | idx = bss['update_idx'] | |
1286 | if int(idx) > int(idx2): | |
1287 | raise Exception("Unexpected update_idx increase") | |
0ef0921a JM |
1288 | |
1289 | def test_scan_flush(dev, apdev): | |
1290 | """Ongoing scan and FLUSH""" | |
1291 | dev[0].flush_scan_cache() | |
fab49f61 | 1292 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan"}) |
0ef0921a JM |
1293 | dev[0].dump_monitor() |
1294 | dev[0].request("SCAN TYPE=ONLY freq=2412-2472 passive=1") | |
1295 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-STARTED"], timeout=10) | |
1296 | if ev is None: | |
1297 | raise Exception("Scan did not start") | |
1298 | time.sleep(0.1) | |
1299 | dev[0].request("FLUSH") | |
1300 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS", | |
1301 | "CTRL-EVENT-SCAN-FAILED", | |
1302 | "CTRL-EVENT-BSS-ADDED"], timeout=10) | |
1303 | if ev is None: | |
1304 | raise Exception("Scan did not complete") | |
1305 | if "CTRL-EVENT-BSS-ADDED" in ev: | |
1306 | raise Exception("Unexpected BSS entry addition after FLUSH") | |
58bd7dc3 JM |
1307 | |
1308 | def test_scan_ies(dev, apdev): | |
1309 | """Scan and both Beacon and Probe Response frame IEs""" | |
1310 | dev[0].flush_scan_cache() | |
fab49f61 JM |
1311 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan", |
1312 | "beacon_int": "20"}) | |
58bd7dc3 JM |
1313 | bssid = hapd.own_addr() |
1314 | dev[0].dump_monitor() | |
1315 | ||
1316 | for i in range(10): | |
1317 | dev[0].request("SCAN TYPE=ONLY freq=2412 passive=1") | |
1318 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=15) | |
1319 | if ev is None: | |
1320 | raise Exception("Scan did not complete") | |
1321 | if dev[0].get_bss(bssid): | |
1322 | break | |
1323 | ||
1324 | for i in range(10): | |
1325 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
1326 | bss = dev[0].get_bss(bssid) | |
1327 | if 'beacon_ie' in bss: | |
1328 | if bss['ie'] != bss['beacon_ie']: | |
1329 | break | |
1330 | ||
1331 | if not bss or 'beacon_ie' not in bss: | |
1332 | raise Exception("beacon_ie not present") | |
1333 | ie = parse_ie(bss['ie']) | |
35d8c254 | 1334 | logger.info("ie: " + str(list(ie.keys()))) |
58bd7dc3 | 1335 | beacon_ie = parse_ie(bss['beacon_ie']) |
35d8c254 | 1336 | logger.info("beacon_ie: " + str(list(ie.keys()))) |
58bd7dc3 JM |
1337 | if bss['ie'] == bss['beacon_ie']: |
1338 | raise Exception("Both ie and beacon_ie show same data") | |
e437a5ab JM |
1339 | |
1340 | def test_scan_parsing(dev, apdev): | |
1341 | """Scan result parsing""" | |
1342 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES START"): | |
1343 | raise Exception("DRIVER_EVENT SCAN_RES START failed") | |
1344 | ||
1345 | if "FAIL" not in dev[0].request("DRIVER_EVENT SCAN_RES foo "): | |
1346 | raise Exception("Invalid DRIVER_EVENT SCAN_RES accepted") | |
1347 | ||
fab49f61 JM |
1348 | tests = ["", |
1349 | "flags=ffffffff", | |
1350 | "bssid=02:03:04:05:06:07", | |
1351 | "freq=1234", | |
1352 | "beacon_int=102", | |
1353 | "caps=1234", | |
1354 | "qual=10", | |
1355 | "noise=10", | |
1356 | "level=10", | |
1357 | "tsf=1122334455667788", | |
1358 | "age=123", | |
1359 | "est_throughput=100", | |
1360 | "snr=10", | |
1361 | "parent_tsf=1122334455667788", | |
1362 | "tsf_bssid=02:03:04:05:06:07", | |
1363 | "ie=00", | |
1364 | "beacon_ie=00", | |
1365 | # Too long SSID | |
1366 | "bssid=02:ff:00:00:00:01 ie=0033" + 33*'FF', | |
1367 | # All parameters | |
1368 | "flags=ffffffff bssid=02:ff:00:00:00:02 freq=1234 beacon_int=102 caps=1234 qual=10 noise=10 level=10 tsf=1122334455667788 age=123456 est_throughput=100 snr=10 parent_tsf=1122334455667788 tsf_bssid=02:03:04:05:06:07 ie=000474657374 beacon_ie=000474657374", | |
1369 | # Beacon IEs truncated | |
1370 | "bssid=02:ff:00:00:00:03 ie=0000 beacon_ie=0003ffff", | |
1371 | # Probe Response IEs truncated | |
1372 | "bssid=02:ff:00:00:00:04 ie=00000101 beacon_ie=0000", | |
1373 | # DMG (invalid caps) | |
1374 | "bssid=02:ff:00:00:00:05 freq=58320 ie=0003646d67", | |
1375 | # DMG (IBSS) | |
1376 | "bssid=02:ff:00:00:00:06 freq=60480 caps=0001 ie=0003646d67", | |
1377 | # DMG (PBSS) | |
1378 | "bssid=02:ff:00:00:00:07 freq=62640 caps=0002 ie=0003646d67", | |
1379 | # DMG (AP) | |
1380 | "bssid=02:ff:00:00:00:08 freq=64800 caps=0003 ie=0003646d67", | |
1381 | # Test BSS for updates | |
1382 | "bssid=02:ff:00:00:00:09 freq=2412 caps=0011 level=1 ie=0003757064010182", | |
1383 | # Minimal BSS data | |
1384 | "bssid=02:ff:00:00:00:00 ie=0000"] | |
e437a5ab JM |
1385 | for t in tests: |
1386 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES BSS " + t): | |
1387 | raise Exception("DRIVER_EVENT SCAN_RES BSS failed") | |
1388 | ||
1389 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES END"): | |
1390 | raise Exception("DRIVER_EVENT SCAN_RES END failed") | |
1391 | ||
1392 | res = dev[0].request("SCAN_RESULTS") | |
1393 | logger.info("SCAN_RESULTS:\n" + res) | |
1394 | ||
1395 | bss = [] | |
1396 | res = dev[0].request("BSS FIRST") | |
1397 | if "FAIL" in res: | |
1398 | raise Exception("BSS FIRST failed") | |
1399 | while "\nbssid=" in res: | |
1400 | logger.info("BSS output:\n" + res) | |
1401 | bssid = None | |
1402 | id = None | |
1403 | for val in res.splitlines(): | |
1404 | if val.startswith("id="): | |
1405 | id = val.split('=')[1] | |
1406 | if val.startswith("bssid="): | |
1407 | bssid = val.split('=')[1] | |
1408 | if bssid is None or id is None: | |
1409 | raise Exception("Missing id or bssid line") | |
1410 | bss.append(bssid) | |
1411 | res = dev[0].request("BSS NEXT-" + id) | |
1412 | ||
1413 | logger.info("Discovered BSSs: " + str(bss)) | |
fab49f61 JM |
1414 | invalid_bss = ["02:03:04:05:06:07", "02:ff:00:00:00:01"] |
1415 | valid_bss = ["02:ff:00:00:00:00", "02:ff:00:00:00:02", | |
1416 | "02:ff:00:00:00:03", "02:ff:00:00:00:04", | |
1417 | "02:ff:00:00:00:05", "02:ff:00:00:00:06", | |
1418 | "02:ff:00:00:00:07", "02:ff:00:00:00:08", | |
1419 | "02:ff:00:00:00:09"] | |
e437a5ab JM |
1420 | for bssid in invalid_bss: |
1421 | if bssid in bss: | |
1422 | raise Exception("Invalid BSS included: " + bssid) | |
1423 | for bssid in valid_bss: | |
1424 | if bssid not in bss: | |
1425 | raise Exception("Valid BSS missing: " + bssid) | |
1426 | ||
1427 | logger.info("Update BSS parameters") | |
1428 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES START"): | |
1429 | raise Exception("DRIVER_EVENT SCAN_RES START failed") | |
1430 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES BSS bssid=02:ff:00:00:00:09 freq=2412 caps=0002 level=2 ie=000375706401028204"): | |
1431 | raise Exception("DRIVER_EVENT SCAN_RES BSS failed") | |
1432 | if "OK" not in dev[0].request("DRIVER_EVENT SCAN_RES END"): | |
1433 | raise Exception("DRIVER_EVENT SCAN_RES END failed") | |
1434 | res = dev[0].request("BSS 02:ff:00:00:00:09") | |
1435 | logger.info("Updated BSS:\n" + res) | |
1c13be83 JM |
1436 | |
1437 | def test_scan_specific_bssid(dev, apdev): | |
1438 | """Scan for a specific BSSID""" | |
1439 | dev[0].flush_scan_cache() | |
fab49f61 JM |
1440 | hapd = hostapd.add_ap(apdev[0], {"ssid": "test-scan", |
1441 | "beacon_int": "1000"}) | |
1c13be83 JM |
1442 | bssid = hapd.own_addr() |
1443 | ||
1444 | time.sleep(0.1) | |
1445 | dev[0].request("SCAN TYPE=ONLY freq=2412 bssid=02:ff:ff:ff:ff:ff") | |
1446 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10) | |
1447 | if ev is None: | |
1448 | raise Exception("Scan did not complete") | |
1449 | bss1 = dev[0].get_bss(bssid) | |
1450 | ||
1451 | for i in range(10): | |
1452 | dev[0].request("SCAN TYPE=ONLY freq=2412 bssid=" + bssid) | |
1453 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10) | |
1454 | if ev is None: | |
1455 | raise Exception("Scan did not complete") | |
1456 | bss2 = dev[0].get_bss(bssid) | |
1457 | if bss2: | |
1458 | break | |
1459 | ||
1460 | if not bss2: | |
1461 | raise Exception("Did not find BSS") | |
abaa0893 | 1462 | if bss1 and 'beacon_ie' in bss1 and 'ie' in bss1 and bss1['beacon_ie'] != bss1['ie']: |
1c13be83 JM |
1463 | raise Exception("First scan for unknown BSSID returned unexpected response") |
1464 | if bss2 and 'beacon_ie' in bss2 and 'ie' in bss2 and bss2['beacon_ie'] == bss2['ie']: | |
1465 | raise Exception("Second scan did find Probe Response frame") | |
9f85f0ed JM |
1466 | |
1467 | def test_scan_probe_req_events(dev, apdev): | |
1468 | """Probe Request frame RX events from hostapd""" | |
fab49f61 | 1469 | hapd = hostapd.add_ap(apdev[0], {"ssid": "open"}) |
9f85f0ed JM |
1470 | hapd2 = hostapd.Hostapd(apdev[0]['ifname']) |
1471 | if "OK" not in hapd2.mon.request("ATTACH probe_rx_events=1"): | |
1472 | raise Exception("Failed to register for events") | |
1473 | ||
1474 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412", force_scan=True) | |
1475 | ||
1476 | ev = hapd2.wait_event(["RX-PROBE-REQUEST"], timeout=5) | |
1477 | if ev is None: | |
1478 | raise Exception("RX-PROBE-REQUEST not reported") | |
1479 | if "sa=" + dev[0].own_addr() not in ev: | |
1480 | raise Exception("Unexpected event parameters: " + ev) | |
1481 | ||
1482 | ev = hapd.wait_event(["RX-PROBE-REQUEST"], timeout=0.1) | |
1483 | if ev is not None: | |
1484 | raise Exception("Unexpected RX-PROBE-REQUEST") | |
e18b4792 JM |
1485 | |
1486 | if "OK" not in hapd2.mon.request("ATTACH probe_rx_events=0"): | |
1487 | raise Exception("Failed to update event registration") | |
1488 | ||
1489 | dev[0].scan_for_bss(apdev[0]['bssid'], freq="2412", force_scan=True) | |
1490 | ev = hapd2.wait_event(["RX-PROBE-REQUEST"], timeout=0.5) | |
1491 | if ev is not None: | |
1492 | raise Exception("Unexpected RX-PROBE-REQUEST") | |
1493 | ||
fab49f61 | 1494 | tests = ["probe_rx_events", "probe_rx_events=-1", "probe_rx_events=2"] |
e18b4792 JM |
1495 | for val in tests: |
1496 | if "FAIL" not in hapd2.mon.request("ATTACH " + val): | |
1497 | raise Exception("Invalid ATTACH command accepted") | |
586826d4 JM |
1498 | |
1499 | def elem_capab(capab): | |
1500 | # Nontransmitted BSSID Capability element (83 = 0x53) | |
1501 | return struct.pack('<BBH', 83, 2, capab) | |
1502 | ||
1503 | def elem_ssid(ssid): | |
1504 | # SSID element | |
d5cac059 | 1505 | return struct.pack('BB', 0, len(ssid)) + ssid.encode() |
586826d4 JM |
1506 | |
1507 | def elem_bssid_index(index): | |
1508 | # Multiple BSSID-index element (85 = 0x55) | |
1509 | return struct.pack('BBB', 85, 1, index) | |
1510 | ||
1511 | def elem_multibssid(profiles, max_bssid_indic): | |
1512 | # TODO: add support for fragmenting over multiple Multiple BSSID elements | |
1513 | if 1 + len(profiles) > 255: | |
1514 | raise Exception("Too long Multiple BSSID element") | |
1515 | elem = struct.pack('BBB', 71, 1 + len(profiles), max_bssid_indic) + profiles | |
d5cac059 | 1516 | return binascii.hexlify(elem).decode() |
586826d4 JM |
1517 | |
1518 | def run_scans(dev, check): | |
1519 | for i in range(2): | |
1520 | dev.request("SCAN TYPE=ONLY freq=2412") | |
1521 | ev = dev.wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=10) | |
1522 | if ev is None: | |
1523 | raise Exception("Scan did not complete") | |
1524 | ||
1525 | # TODO: Check IEs | |
1526 | for (bssid, ssid, capab) in check: | |
1527 | bss = dev.get_bss(bssid) | |
1528 | if bss is None: | |
1529 | raise Exception("AP " + bssid + " missing from scan results") | |
1530 | logger.info("AP " + bssid + ": " + str(bss)) | |
1531 | if bss['ssid'] != ssid: | |
1532 | raise Exception("Unexpected AP " + bssid + " SSID") | |
1533 | if int(bss['capabilities'], 16) != capab: | |
1534 | raise Exception("Unexpected AP " + bssid + " capabilities") | |
1535 | ||
1536 | def check_multibss_sta_capa(dev): | |
1537 | res = dev.get_capability("multibss") | |
1538 | if res is None or 'MULTIBSS-STA' not in res: | |
1539 | raise HwsimSkip("Multi-BSS STA functionality not supported") | |
1540 | ||
1541 | def test_scan_multi_bssid(dev, apdev): | |
1542 | """Scan and Multiple BSSID element""" | |
1543 | check_multibss_sta_capa(dev[0]) | |
1544 | dev[0].flush_scan_cache() | |
1545 | ||
fab49f61 | 1546 | params = {"ssid": "test-scan"} |
586826d4 | 1547 | # Max BSSID Indicator 0 (max 1 BSSID) and no subelements |
d5cac059 | 1548 | params['vendor_elements'] = elem_multibssid(b'', 0) |
586826d4 JM |
1549 | hostapd.add_ap(apdev[0], params) |
1550 | ||
fab49f61 | 1551 | params = {"ssid": "test-scan"} |
586826d4 JM |
1552 | elems = elem_capab(0x0401) + elem_ssid("1") + elem_bssid_index(1) |
1553 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1554 | params['vendor_elements'] = elem_multibssid(profile1, 1) | |
1555 | hostapd.add_ap(apdev[1], params) | |
1556 | ||
1557 | bssid0 = apdev[0]['bssid'] | |
1558 | bssid1 = apdev[1]['bssid'] | |
fab49f61 JM |
1559 | check = [(bssid0, 'test-scan', 0x401), |
1560 | (bssid1, 'test-scan', 0x401), | |
1561 | (bssid1[0:16] + '1', '1', 0x401)] | |
586826d4 JM |
1562 | run_scans(dev[0], check) |
1563 | ||
1564 | def test_scan_multi_bssid_2(dev, apdev): | |
1565 | """Scan and Multiple BSSID element (2)""" | |
1566 | check_multibss_sta_capa(dev[0]) | |
1567 | dev[0].flush_scan_cache() | |
1568 | ||
fab49f61 | 1569 | params = {"ssid": "transmitted"} |
586826d4 JM |
1570 | |
1571 | # Duplicated entry for the transmitted BSS (not a normal use case) | |
1572 | elems = elem_capab(1) + elem_ssid("transmitted") + elem_bssid_index(0) | |
1573 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1574 | ||
1575 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) | |
1576 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1577 | ||
1578 | elems = elem_capab(1) + elem_ssid("nontransmitted_2") + elem_bssid_index(2) | |
1579 | profile3 = struct.pack('BB', 0, len(elems)) + elems | |
1580 | ||
1581 | profiles = profile1 + profile2 + profile3 | |
1582 | params['vendor_elements'] = elem_multibssid(profiles, 4) | |
1583 | hostapd.add_ap(apdev[0], params) | |
1584 | ||
1585 | bssid = apdev[0]['bssid'] | |
fab49f61 JM |
1586 | check = [(bssid, 'transmitted', 0x401), |
1587 | (bssid[0:16] + '1', 'nontransmitted', 0x1), | |
1588 | (bssid[0:16] + '2', 'nontransmitted_2', 0x1)] | |
586826d4 JM |
1589 | run_scans(dev[0], check) |
1590 | ||
1591 | def test_scan_multi_bssid_3(dev, apdev): | |
1592 | """Scan and Multiple BSSID element (3)""" | |
1593 | check_multibss_sta_capa(dev[0]) | |
1594 | dev[0].flush_scan_cache() | |
1595 | ||
fab49f61 | 1596 | params = {"ssid": "transmitted"} |
586826d4 JM |
1597 | |
1598 | # Duplicated nontransmitted BSS (not a normal use case) | |
1599 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) | |
1600 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1601 | ||
1602 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) | |
1603 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1604 | ||
1605 | profiles = profile1 + profile2 | |
1606 | params['vendor_elements'] = elem_multibssid(profiles, 2) | |
1607 | hostapd.add_ap(apdev[0], params) | |
1608 | ||
1609 | bssid = apdev[0]['bssid'] | |
fab49f61 JM |
1610 | check = [(bssid, 'transmitted', 0x401), |
1611 | (bssid[0:16] + '1', 'nontransmitted', 0x1)] | |
586826d4 JM |
1612 | run_scans(dev[0], check) |
1613 | ||
1614 | def test_scan_multi_bssid_4(dev, apdev): | |
1615 | """Scan and Multiple BSSID element (3)""" | |
1616 | check_multibss_sta_capa(dev[0]) | |
1617 | dev[0].flush_scan_cache() | |
1618 | ||
1619 | # Transmitted BSSID is not the first one in the block | |
1620 | bssid = apdev[0]['bssid'] | |
1621 | hapd = None | |
1622 | try: | |
fab49f61 JM |
1623 | params = {"ssid": "transmitted", |
1624 | "bssid": bssid[0:16] + '1'} | |
586826d4 JM |
1625 | |
1626 | elems = elem_capab(1) + elem_ssid("1") + elem_bssid_index(1) | |
1627 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1628 | ||
1629 | elems = elem_capab(1) + elem_ssid("2") + elem_bssid_index(2) | |
1630 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1631 | ||
1632 | elems = elem_capab(1) + elem_ssid("3") + elem_bssid_index(3) | |
1633 | profile3 = struct.pack('BB', 0, len(elems)) + elems | |
1634 | ||
1635 | profiles = profile1 + profile2 + profile3 | |
1636 | params['vendor_elements'] = elem_multibssid(profiles, 2) | |
1637 | hapd = hostapd.add_ap(apdev[0], params) | |
1638 | ||
fab49f61 JM |
1639 | check = [(bssid[0:16] + '1', 'transmitted', 0x401), |
1640 | (bssid[0:16] + '2', '1', 0x1), | |
1641 | (bssid[0:16] + '3', '2', 0x1), | |
1642 | (bssid[0:16] + '0', '3', 0x1)] | |
586826d4 JM |
1643 | run_scans(dev[0], check) |
1644 | finally: | |
1645 | if hapd: | |
1646 | hapd.disable() | |
1647 | hapd.set('bssid', bssid) | |
1648 | hapd.enable() | |
8d176ae6 PX |
1649 | |
1650 | def test_scan_multi_bssid_check_ie(dev, apdev): | |
1651 | """Scan and check if nontransmitting BSS inherits IE from transmitting BSS""" | |
1652 | check_multibss_sta_capa(dev[0]) | |
1653 | dev[0].flush_scan_cache() | |
1654 | ||
fab49f61 | 1655 | params = {"ssid": "transmitted"} |
8d176ae6 PX |
1656 | |
1657 | # Duplicated entry for the transmitted BSS (not a normal use case) | |
1658 | elems = elem_capab(1) + elem_ssid("transmitted") + elem_bssid_index(0) | |
1659 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1660 | ||
1661 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) | |
1662 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1663 | ||
1664 | profiles = profile1 + profile2 | |
1665 | params['vendor_elements'] = elem_multibssid(profiles, 2) | |
1666 | hostapd.add_ap(apdev[0], params) | |
1667 | ||
1668 | bssid = apdev[0]['bssid'] | |
1669 | ||
1670 | for i in range(10): | |
1671 | dev[0].request("SCAN TYPE=ONLY freq=2412 passive=1") | |
1672 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=15) | |
1673 | if ev is None: | |
1674 | raise Exception("Scan did not complete") | |
1675 | if dev[0].get_bss(bssid): | |
1676 | break | |
1677 | ||
1678 | for i in range(10): | |
1679 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
1680 | bss = dev[0].get_bss(bssid) | |
1681 | if 'beacon_ie' in bss: | |
1682 | break | |
1683 | ||
1684 | trans_bss = dev[0].get_bss(bssid) | |
1685 | if trans_bss is None: | |
1686 | raise Exception("AP " + bssid + " missing from scan results") | |
1687 | ||
1688 | if not trans_bss or 'beacon_ie' not in trans_bss: | |
1689 | raise Exception("beacon_ie not present in trans_bss") | |
1690 | ||
1691 | beacon_ie = parse_ie(trans_bss['beacon_ie']) | |
35d8c254 | 1692 | logger.info("trans_bss beacon_ie: " + str(list(beacon_ie.keys()))) |
8d176ae6 PX |
1693 | |
1694 | bssid = bssid[0:16] + '1' | |
1695 | nontrans_bss1 = dev[0].get_bss(bssid) | |
1696 | if nontrans_bss1 is None: | |
1697 | raise Exception("AP " + bssid + " missing from scan results") | |
1698 | ||
1699 | if not trans_bss or 'beacon_ie' not in nontrans_bss1: | |
1700 | raise Exception("beacon_ie not present in nontrans_bss1") | |
1701 | ||
1702 | nontx_beacon_ie = parse_ie(nontrans_bss1['beacon_ie']) | |
35d8c254 | 1703 | logger.info("nontrans_bss1 beacon_ie: " + str(list(nontx_beacon_ie.keys()))) |
8d176ae6 | 1704 | |
35d8c254 MH |
1705 | if 71 in list(beacon_ie.keys()): |
1706 | ie_list = list(beacon_ie.keys()) | |
8d176ae6 | 1707 | ie_list.remove(71) |
8f5b1c40 JM |
1708 | nontx_ie_list = list(nontx_beacon_ie.keys()) |
1709 | try: | |
1710 | nontx_ie_list.remove(85) | |
1711 | except ValueError: | |
1712 | pass | |
1713 | if sorted(ie_list) != sorted(nontx_ie_list): | |
8d176ae6 PX |
1714 | raise Exception("check IE failed") |
1715 | ||
1716 | def elem_fms1(): | |
1717 | # this FMS IE has 1 FMS counter | |
1718 | fms_counters = struct.pack('B', 0x39) | |
1719 | fms_ids = struct.pack('B', 0x01) | |
1720 | return struct.pack('BBB', 86, 3, 1) + fms_counters + fms_ids | |
1721 | ||
1722 | def elem_fms2(): | |
1723 | # this FMS IE has 2 FMS counters | |
1724 | fms_counters = struct.pack('BB', 0x29, 0x32) | |
1725 | fms_ids = struct.pack('BB', 0x01, 0x02) | |
1726 | return struct.pack('BBB', 86, 5, 2) + fms_counters + fms_ids | |
1727 | ||
1728 | def test_scan_multi_bssid_fms(dev, apdev): | |
1729 | """Non-transmitting BSS has different FMS IE from transmitting BSS""" | |
1730 | check_multibss_sta_capa(dev[0]) | |
1731 | dev[0].flush_scan_cache() | |
1732 | ||
fab49f61 | 1733 | params = {"ssid": "transmitted"} |
8d176ae6 PX |
1734 | |
1735 | # construct transmitting BSS Beacon with FMS IE | |
1736 | elems = elem_capab(1) + elem_ssid("transmitted") + elem_bssid_index(0) + elem_fms1() | |
1737 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1738 | ||
1739 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) + elem_fms2() | |
1740 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1741 | ||
1742 | profiles = profile1 + profile2 | |
d5cac059 | 1743 | params['vendor_elements'] = elem_multibssid(profiles, 2) + binascii.hexlify(elem_fms1()).decode() |
8d176ae6 PX |
1744 | hostapd.add_ap(apdev[0], params) |
1745 | ||
1746 | bssid = apdev[0]['bssid'] | |
1747 | ||
1748 | for i in range(10): | |
1749 | dev[0].request("SCAN TYPE=ONLY freq=2412 passive=1") | |
1750 | ev = dev[0].wait_event(["CTRL-EVENT-SCAN-RESULTS"], timeout=15) | |
1751 | if ev is None: | |
1752 | raise Exception("Scan did not complete") | |
1753 | if dev[0].get_bss(bssid): | |
1754 | break | |
1755 | ||
1756 | for i in range(10): | |
1757 | dev[0].scan_for_bss(bssid, freq=2412, force_scan=True) | |
1758 | bss = dev[0].get_bss(bssid) | |
1759 | if 'beacon_ie' in bss: | |
1760 | break | |
1761 | ||
1762 | trans_bss = dev[0].get_bss(bssid) | |
1763 | if trans_bss is None: | |
1764 | raise Exception("AP " + bssid + " missing from scan results") | |
1765 | ||
1766 | if not trans_bss or 'beacon_ie' not in trans_bss: | |
1767 | raise Exception("beacon_ie not present in trans_bss") | |
1768 | ||
1769 | beacon_ie = parse_ie(trans_bss['beacon_ie']) | |
1770 | trans_bss_fms = beacon_ie[86] | |
d5cac059 | 1771 | logger.info("trans_bss fms ie: " + binascii.hexlify(trans_bss_fms).decode()) |
8d176ae6 PX |
1772 | |
1773 | bssid = bssid[0:16] + '1' | |
1774 | nontrans_bss1 = dev[0].get_bss(bssid) | |
1775 | if nontrans_bss1 is None: | |
1776 | raise Exception("AP " + bssid + " missing from scan results") | |
1777 | ||
1778 | if not nontrans_bss1 or 'beacon_ie' not in nontrans_bss1: | |
1779 | raise Exception("beacon_ie not present in nontrans_bss1") | |
1780 | ||
1781 | nontrans_beacon_ie = parse_ie(nontrans_bss1['beacon_ie']) | |
1782 | nontrans_bss_fms = nontrans_beacon_ie[86] | |
d5cac059 | 1783 | logger.info("nontrans_bss fms ie: " + binascii.hexlify(nontrans_bss_fms).decode()) |
8d176ae6 PX |
1784 | |
1785 | if binascii.hexlify(trans_bss_fms) == binascii.hexlify(nontrans_bss_fms): | |
1786 | raise Exception("Nontrans BSS has the same FMS IE as trans BSS") | |
1787 | ||
1788 | def test_scan_multiple_mbssid_ie(dev, apdev): | |
1789 | """Transmitting BSS has 2 MBSSID IE""" | |
1790 | check_multibss_sta_capa(dev[0]) | |
1791 | dev[0].flush_scan_cache() | |
1792 | ||
1793 | bssid = apdev[0]['bssid'] | |
58be42b2 | 1794 | logger.info("bssid: " + bssid) |
8d176ae6 PX |
1795 | hapd = None |
1796 | ||
1797 | # construct 2 MBSSID IEs, each MBSSID IE contains 1 profile | |
fab49f61 JM |
1798 | params = {"ssid": "transmitted", |
1799 | "bssid": bssid} | |
8d176ae6 PX |
1800 | |
1801 | elems = elem_capab(1) + elem_ssid("1") + elem_bssid_index(1) | |
1802 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1803 | ||
1804 | elems = elem_capab(2) + elem_ssid("2") + elem_bssid_index(2) | |
1805 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1806 | ||
fab49f61 | 1807 | params['vendor_elements'] = elem_multibssid(profile1, 2) + elem_multibssid(profile2, 2) |
8d176ae6 PX |
1808 | hapd = hostapd.add_ap(apdev[0], params) |
1809 | ||
fab49f61 JM |
1810 | check = [(bssid, 'transmitted', 0x401), |
1811 | (bssid[0:16] + '1', '1', 0x1), | |
1812 | (bssid[0:16] + '2', '2', 0x2)] | |
8d176ae6 PX |
1813 | run_scans(dev[0], check) |
1814 | ||
1815 | def test_scan_mbssid_hidden_ssid(dev, apdev): | |
1816 | """Non-transmitting BSS has hidden SSID""" | |
1817 | check_multibss_sta_capa(dev[0]) | |
1818 | dev[0].flush_scan_cache() | |
1819 | ||
1820 | bssid = apdev[0]['bssid'] | |
58be42b2 | 1821 | logger.info("bssid: " + bssid) |
8d176ae6 PX |
1822 | hapd = None |
1823 | ||
1824 | # construct 2 MBSSID IEs, each MBSSID IE contains 1 profile | |
fab49f61 JM |
1825 | params = {"ssid": "transmitted", |
1826 | "bssid": bssid} | |
8d176ae6 PX |
1827 | |
1828 | elems = elem_capab(1) + elem_ssid("") + elem_bssid_index(1) | |
1829 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1830 | ||
1831 | elems = elem_capab(2) + elem_ssid("2") + elem_bssid_index(2) | |
1832 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1833 | ||
1834 | profiles = profile1 + profile2 | |
1835 | params['vendor_elements'] = elem_multibssid(profiles, 2) | |
1836 | hapd = hostapd.add_ap(apdev[0], params) | |
1837 | ||
fab49f61 JM |
1838 | check = [(bssid, 'transmitted', 0x401), |
1839 | (bssid[0:16] + '1', '', 0x1), | |
1840 | (bssid[0:16] + '2', '2', 0x2)] | |
8d176ae6 | 1841 | run_scans(dev[0], check) |
432c0972 JM |
1842 | |
1843 | def test_connect_mbssid_open_1(dev, apdev): | |
1844 | """Connect to transmitting and nontransmitting BSS in open mode""" | |
1845 | check_multibss_sta_capa(dev[0]) | |
1846 | dev[0].flush_scan_cache() | |
1847 | ||
1848 | bssid = apdev[0]['bssid'] | |
fab49f61 | 1849 | params = {"ssid": "transmitted"} |
432c0972 JM |
1850 | |
1851 | elems = elem_capab(1) + elem_ssid("nontransmitted") + elem_bssid_index(1) | |
1852 | profile1 = struct.pack('BB', 0, len(elems)) + elems | |
1853 | ||
1854 | elems = elem_capab(1) + elem_ssid("nontransmitted_2") + elem_bssid_index(2) | |
1855 | profile2 = struct.pack('BB', 0, len(elems)) + elems | |
1856 | ||
1857 | profiles = profile1 + profile2 | |
1858 | params['vendor_elements'] = elem_multibssid(profiles, 4) | |
1859 | hostapd.add_ap(apdev[0], params) | |
1860 | ||
1861 | dev[0].connect("transmitted", key_mgmt="NONE", scan_freq="2412") | |
1862 | dev[0].request("REMOVE_NETWORK all") | |
1863 | dev[0].wait_disconnected() | |
1864 | dev[0].dump_monitor() | |
1865 | ||
1866 | dev[0].connect("nontransmitted", key_mgmt="NONE", scan_freq="2412", | |
1867 | wait_connect=False) | |
1868 | ev = dev[0].wait_event(["SME: Trying to authenticate"], timeout=10) | |
1869 | if ev is None: | |
1870 | raise Exception("Connection attempt to nontransmitted BSS not started") | |
1871 | if "02:00:00:00:03:01 (SSID='nontransmitted'" not in ev: | |
1872 | raise Exception("Unexpected authentication target") | |
1873 | # hostapd does not yet support Multiple-BSSID, so only verify that STA is | |
1874 | # able to start connection attempt. | |
1875 | dev[0].request("REMOVE_NETWORK all") | |
1876 | dev[0].dump_monitor() | |
1877 | ||
1878 | dev[0].connect("nontransmitted_2", key_mgmt="NONE", scan_freq="2412", | |
1879 | wait_connect=False) | |
1880 | ev = dev[0].wait_event(["SME: Trying to authenticate"], timeout=10) | |
1881 | if ev is None: | |
1882 | raise Exception("Connection attempt to nontransmitted BSS not started") | |
1883 | if "02:00:00:00:03:02 (SSID='nontransmitted_2'" not in ev: | |
1884 | raise Exception("Unexpected authentication target") | |
1885 | # hostapd does not yet support Multiple-BSSID, so only verify that STA is | |
1886 | # able to start connection attempt. | |
1887 | dev[0].request("REMOVE_NETWORK all") | |
1888 | dev[0].dump_monitor() |