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f345cfd0 SH |
1 | # Common utilities and Python wrappers for qemu-iotests |
2 | # | |
3 | # Copyright (C) 2012 IBM Corp. | |
4 | # | |
5 | # This program is free software; you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation; either version 2 of the License, or | |
8 | # (at your option) any later version. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | # | |
18 | ||
b404b13b | 19 | import atexit |
55b11630 | 20 | import bz2 |
b404b13b JS |
21 | from collections import OrderedDict |
22 | import faulthandler | |
b404b13b JS |
23 | import json |
24 | import logging | |
f345cfd0 SH |
25 | import os |
26 | import re | |
55b11630 | 27 | import shutil |
b404b13b JS |
28 | import signal |
29 | import struct | |
f345cfd0 | 30 | import subprocess |
ed338bb0 | 31 | import sys |
b7719bca | 32 | import time |
206dc475 | 33 | from typing import (Any, Callable, Dict, Iterable, Iterator, |
f29f4c25 | 34 | List, Optional, Sequence, TextIO, Tuple, Type, TypeVar) |
b404b13b | 35 | import unittest |
f345cfd0 | 36 | |
b7719bca NS |
37 | from contextlib import contextmanager |
38 | ||
beb6b57b | 39 | from qemu.machine import qtest |
2012453d | 40 | from qemu.qmp import QMPMessage |
02f3a911 | 41 | |
52ea799e JS |
42 | # Use this logger for logging messages directly from the iotests module |
43 | logger = logging.getLogger('qemu.iotests') | |
44 | logger.addHandler(logging.NullHandler()) | |
45 | ||
46 | # Use this logger for messages that ought to be used for diff output. | |
47 | test_logger = logging.getLogger('qemu.iotests.diff_io') | |
48 | ||
49 | ||
aa1cbeb8 KW |
50 | faulthandler.enable() |
51 | ||
934659c4 | 52 | # This will not work if arguments contain spaces but is necessary if we |
f345cfd0 | 53 | # want to support the override options that ./check supports. |
934659c4 HR |
54 | qemu_img_args = [os.environ.get('QEMU_IMG_PROG', 'qemu-img')] |
55 | if os.environ.get('QEMU_IMG_OPTIONS'): | |
56 | qemu_img_args += os.environ['QEMU_IMG_OPTIONS'].strip().split(' ') | |
57 | ||
58 | qemu_io_args = [os.environ.get('QEMU_IO_PROG', 'qemu-io')] | |
59 | if os.environ.get('QEMU_IO_OPTIONS'): | |
60 | qemu_io_args += os.environ['QEMU_IO_OPTIONS'].strip().split(' ') | |
61 | ||
a4d925f8 AS |
62 | qemu_io_args_no_fmt = [os.environ.get('QEMU_IO_PROG', 'qemu-io')] |
63 | if os.environ.get('QEMU_IO_OPTIONS_NO_FMT'): | |
64 | qemu_io_args_no_fmt += \ | |
65 | os.environ['QEMU_IO_OPTIONS_NO_FMT'].strip().split(' ') | |
66 | ||
81b6b2bc KW |
67 | qemu_nbd_prog = os.environ.get('QEMU_NBD_PROG', 'qemu-nbd') |
68 | qemu_nbd_args = [qemu_nbd_prog] | |
bec87774 HR |
69 | if os.environ.get('QEMU_NBD_OPTIONS'): |
70 | qemu_nbd_args += os.environ['QEMU_NBD_OPTIONS'].strip().split(' ') | |
71 | ||
4c44b4a4 | 72 | qemu_prog = os.environ.get('QEMU_PROG', 'qemu') |
66613974 | 73 | qemu_opts = os.environ.get('QEMU_OPTIONS', '').strip().split(' ') |
f345cfd0 | 74 | |
cfb9b0b7 EGE |
75 | gdb_qemu_env = os.environ.get('GDB_OPTIONS') |
76 | qemu_gdb = [] | |
77 | if gdb_qemu_env: | |
78 | qemu_gdb = ['gdbserver'] + gdb_qemu_env.strip().split(' ') | |
79 | ||
eb7a91d0 EGE |
80 | qemu_print = os.environ.get('PRINT_QEMU', False) |
81 | ||
f345cfd0 SH |
82 | imgfmt = os.environ.get('IMGFMT', 'raw') |
83 | imgproto = os.environ.get('IMGPROTO', 'file') | |
e8f8624d | 84 | output_dir = os.environ.get('OUTPUT_DIR', '.') |
3e0105e0 HR |
85 | |
86 | try: | |
87 | test_dir = os.environ['TEST_DIR'] | |
88 | sock_dir = os.environ['SOCK_DIR'] | |
89 | cachemode = os.environ['CACHEMODE'] | |
90 | aiomode = os.environ['AIOMODE'] | |
91 | qemu_default_machine = os.environ['QEMU_DEFAULT_MACHINE'] | |
92 | except KeyError: | |
93 | # We are using these variables as proxies to indicate that we're | |
94 | # not being run via "check". There may be other things set up by | |
95 | # "check" that individual test cases rely on. | |
96 | sys.stderr.write('Please run this test via the "check" script\n') | |
97 | sys.exit(os.EX_USAGE) | |
f345cfd0 | 98 | |
a9b4c6bb EGE |
99 | qemu_valgrind = [] |
100 | if os.environ.get('VALGRIND_QEMU') == "y" and \ | |
101 | os.environ.get('NO_VALGRIND') != "y": | |
102 | valgrind_logfile = "--log-file=" + test_dir | |
103 | # %p allows to put the valgrind process PID, since | |
104 | # we don't know it a priori (subprocess.Popen is | |
105 | # not yet invoked) | |
106 | valgrind_logfile += "/%p.valgrind" | |
107 | ||
108 | qemu_valgrind = ['valgrind', valgrind_logfile, '--error-exitcode=99'] | |
109 | ||
85a353a0 | 110 | luks_default_secret_object = 'secret,id=keysec0,data=' + \ |
58ebcb65 | 111 | os.environ.get('IMGKEYSECRET', '') |
85a353a0 VSO |
112 | luks_default_key_secret_opt = 'key-secret=keysec0' |
113 | ||
55b11630 VSO |
114 | sample_img_dir = os.environ['SAMPLE_IMG_DIR'] |
115 | ||
116 | ||
206dc475 JS |
117 | @contextmanager |
118 | def change_log_level( | |
119 | logger_name: str, level: int = logging.CRITICAL) -> Iterator[None]: | |
120 | """ | |
121 | Utility function for temporarily changing the log level of a logger. | |
122 | ||
123 | This can be used to silence errors that are expected or uninteresting. | |
124 | """ | |
125 | _logger = logging.getLogger(logger_name) | |
126 | current_level = _logger.level | |
127 | _logger.setLevel(level) | |
128 | ||
129 | try: | |
130 | yield | |
131 | finally: | |
132 | _logger.setLevel(current_level) | |
133 | ||
134 | ||
55b11630 VSO |
135 | def unarchive_sample_image(sample, fname): |
136 | sample_fname = os.path.join(sample_img_dir, sample + '.bz2') | |
137 | with bz2.open(sample_fname) as f_in, open(fname, 'wb') as f_out: | |
138 | shutil.copyfileobj(f_in, f_out) | |
139 | ||
85a353a0 | 140 | |
c34ec513 VSO |
141 | def qemu_tool_popen(args: Sequence[str], |
142 | connect_stderr: bool = True) -> 'subprocess.Popen[str]': | |
143 | stderr = subprocess.STDOUT if connect_stderr else None | |
144 | # pylint: disable=consider-using-with | |
145 | return subprocess.Popen(args, | |
146 | stdout=subprocess.PIPE, | |
147 | stderr=stderr, | |
148 | universal_newlines=True) | |
149 | ||
150 | ||
91efbae9 KW |
151 | def qemu_tool_pipe_and_status(tool: str, args: Sequence[str], |
152 | connect_stderr: bool = True) -> Tuple[str, int]: | |
d849acab | 153 | """ |
91efbae9 | 154 | Run a tool and return both its output and its exit code |
d849acab | 155 | """ |
c34ec513 | 156 | with qemu_tool_popen(args, connect_stderr) as subp: |
ac4e14f5 EGE |
157 | output = subp.communicate()[0] |
158 | if subp.returncode < 0: | |
159 | cmd = ' '.join(args) | |
160 | sys.stderr.write(f'{tool} received signal \ | |
161 | {-subp.returncode}: {cmd}\n') | |
162 | return (output, subp.returncode) | |
d849acab | 163 | |
91efbae9 KW |
164 | def qemu_img_pipe_and_status(*args: str) -> Tuple[str, int]: |
165 | """ | |
166 | Run qemu-img and return both its output and its exit code | |
167 | """ | |
168 | full_args = qemu_img_args + list(args) | |
169 | return qemu_tool_pipe_and_status('qemu-img', full_args) | |
170 | ||
d849acab HR |
171 | def qemu_img(*args: str) -> int: |
172 | '''Run qemu-img and return the exit code''' | |
173 | return qemu_img_pipe_and_status(*args)[1] | |
f345cfd0 | 174 | |
8a57a4be | 175 | def ordered_qmp(qmsg, conv_keys=True): |
039be85c JS |
176 | # Dictionaries are not ordered prior to 3.6, therefore: |
177 | if isinstance(qmsg, list): | |
178 | return [ordered_qmp(atom) for atom in qmsg] | |
179 | if isinstance(qmsg, dict): | |
180 | od = OrderedDict() | |
181 | for k, v in sorted(qmsg.items()): | |
8a57a4be HR |
182 | if conv_keys: |
183 | k = k.replace('_', '-') | |
184 | od[k] = ordered_qmp(v, conv_keys=False) | |
039be85c JS |
185 | return od |
186 | return qmsg | |
0706e87d | 187 | |
85a353a0 VSO |
188 | def qemu_img_create(*args): |
189 | args = list(args) | |
190 | ||
191 | # default luks support | |
192 | if '-f' in args and args[args.index('-f') + 1] == 'luks': | |
193 | if '-o' in args: | |
194 | i = args.index('-o') | |
195 | if 'key-secret' not in args[i + 1]: | |
196 | args[i + 1].append(luks_default_key_secret_opt) | |
197 | args.insert(i + 2, '--object') | |
198 | args.insert(i + 3, luks_default_secret_object) | |
199 | else: | |
200 | args = ['-o', luks_default_key_secret_opt, | |
201 | '--object', luks_default_secret_object] + args | |
202 | ||
203 | args.insert(0, 'create') | |
204 | ||
205 | return qemu_img(*args) | |
206 | ||
4b914b01 NS |
207 | def qemu_img_measure(*args): |
208 | return json.loads(qemu_img_pipe("measure", "--output", "json", *args)) | |
209 | ||
210 | def qemu_img_check(*args): | |
211 | return json.loads(qemu_img_pipe("check", "--output", "json", *args)) | |
212 | ||
d2ef210c | 213 | def qemu_img_verbose(*args): |
993d46ce | 214 | '''Run qemu-img without suppressing its output and return the exit code''' |
2ef6093c HR |
215 | exitcode = subprocess.call(qemu_img_args + list(args)) |
216 | if exitcode < 0: | |
b031e9a5 JS |
217 | sys.stderr.write('qemu-img received signal %i: %s\n' |
218 | % (-exitcode, ' '.join(qemu_img_args + list(args)))) | |
2ef6093c | 219 | return exitcode |
d2ef210c | 220 | |
d849acab | 221 | def qemu_img_pipe(*args: str) -> str: |
3677e6f6 | 222 | '''Run qemu-img and return its output''' |
d849acab | 223 | return qemu_img_pipe_and_status(*args)[0] |
3677e6f6 | 224 | |
ac6fb43e KW |
225 | def qemu_img_log(*args): |
226 | result = qemu_img_pipe(*args) | |
227 | log(result, filters=[filter_testfiles]) | |
228 | return result | |
229 | ||
4eabe051 | 230 | def img_info_log(filename, filter_path=None, imgopts=False, extra_args=()): |
6a96d87c | 231 | args = ['info'] |
5ba141dc KW |
232 | if imgopts: |
233 | args.append('--image-opts') | |
234 | else: | |
6a96d87c | 235 | args += ['-f', imgfmt] |
5ba141dc KW |
236 | args += extra_args |
237 | args.append(filename) | |
238 | ||
239 | output = qemu_img_pipe(*args) | |
6b605ade KW |
240 | if not filter_path: |
241 | filter_path = filename | |
242 | log(filter_img_info(output, filter_path)) | |
243 | ||
f345cfd0 SH |
244 | def qemu_io(*args): |
245 | '''Run qemu-io and return the stdout data''' | |
246 | args = qemu_io_args + list(args) | |
f874e7fa | 247 | return qemu_tool_pipe_and_status('qemu-io', args)[0] |
f345cfd0 | 248 | |
a96f0350 KW |
249 | def qemu_io_log(*args): |
250 | result = qemu_io(*args) | |
251 | log(result, filters=[filter_testfiles, filter_qemu_io]) | |
252 | return result | |
253 | ||
745f2bf4 HR |
254 | def qemu_io_silent(*args): |
255 | '''Run qemu-io and return the exit code, suppressing stdout''' | |
5b66a8fc VSO |
256 | if '-f' in args or '--image-opts' in args: |
257 | default_args = qemu_io_args_no_fmt | |
258 | else: | |
259 | default_args = qemu_io_args | |
260 | ||
261 | args = default_args + list(args) | |
79da62b3 JS |
262 | result = subprocess.run(args, stdout=subprocess.DEVNULL, check=False) |
263 | if result.returncode < 0: | |
745f2bf4 | 264 | sys.stderr.write('qemu-io received signal %i: %s\n' % |
79da62b3 JS |
265 | (-result.returncode, ' '.join(args))) |
266 | return result.returncode | |
745f2bf4 | 267 | |
23ee0ec2 VSO |
268 | def qemu_io_silent_check(*args): |
269 | '''Run qemu-io and return the true if subprocess returned 0''' | |
270 | args = qemu_io_args + list(args) | |
79da62b3 JS |
271 | result = subprocess.run(args, stdout=subprocess.DEVNULL, |
272 | stderr=subprocess.STDOUT, check=False) | |
273 | return result.returncode == 0 | |
23ee0ec2 | 274 | |
9fa90eec VSO |
275 | class QemuIoInteractive: |
276 | def __init__(self, *args): | |
a1a7f56c | 277 | self.args = qemu_io_args_no_fmt + list(args) |
ac4e14f5 EGE |
278 | # We need to keep the Popen objext around, and not |
279 | # close it immediately. Therefore, disable the pylint check: | |
280 | # pylint: disable=consider-using-with | |
9fa90eec VSO |
281 | self._p = subprocess.Popen(self.args, stdin=subprocess.PIPE, |
282 | stdout=subprocess.PIPE, | |
8eb5e674 HR |
283 | stderr=subprocess.STDOUT, |
284 | universal_newlines=True) | |
1f4b774a VSO |
285 | out = self._p.stdout.read(9) |
286 | if out != 'qemu-io> ': | |
287 | # Most probably qemu-io just failed to start. | |
288 | # Let's collect the whole output and exit. | |
289 | out += self._p.stdout.read() | |
290 | self._p.wait(timeout=1) | |
291 | raise ValueError(out) | |
9fa90eec VSO |
292 | |
293 | def close(self): | |
294 | self._p.communicate('q\n') | |
295 | ||
296 | def _read_output(self): | |
297 | pattern = 'qemu-io> ' | |
298 | n = len(pattern) | |
299 | pos = 0 | |
300 | s = [] | |
301 | while pos != n: | |
302 | c = self._p.stdout.read(1) | |
303 | # check unexpected EOF | |
304 | assert c != '' | |
305 | s.append(c) | |
306 | if c == pattern[pos]: | |
307 | pos += 1 | |
308 | else: | |
309 | pos = 0 | |
310 | ||
311 | return ''.join(s[:-n]) | |
312 | ||
313 | def cmd(self, cmd): | |
314 | # quit command is in close(), '\n' is added automatically | |
315 | assert '\n' not in cmd | |
316 | cmd = cmd.strip() | |
6a96d87c | 317 | assert cmd not in ('q', 'quit') |
9fa90eec | 318 | self._p.stdin.write(cmd + '\n') |
f544adf7 | 319 | self._p.stdin.flush() |
9fa90eec VSO |
320 | return self._read_output() |
321 | ||
322 | ||
bec87774 HR |
323 | def qemu_nbd(*args): |
324 | '''Run qemu-nbd in daemon mode and return the parent's exit code''' | |
325 | return subprocess.call(qemu_nbd_args + ['--fork'] + list(args)) | |
326 | ||
91efbae9 | 327 | def qemu_nbd_early_pipe(*args: str) -> Tuple[int, str]: |
e1e6eccd | 328 | '''Run qemu-nbd in daemon mode and return both the parent's exit code |
6177b584 | 329 | and its output in case of an error''' |
91efbae9 KW |
330 | full_args = qemu_nbd_args + ['--fork'] + list(args) |
331 | output, returncode = qemu_tool_pipe_and_status('qemu-nbd', full_args, | |
332 | connect_stderr=False) | |
333 | return returncode, output if returncode else '' | |
e1e6eccd | 334 | |
81b6b2bc KW |
335 | def qemu_nbd_list_log(*args: str) -> str: |
336 | '''Run qemu-nbd to list remote exports''' | |
337 | full_args = [qemu_nbd_prog, '-L'] + list(args) | |
338 | output, _ = qemu_tool_pipe_and_status('qemu-nbd', full_args) | |
339 | log(output, filters=[filter_testfiles, filter_nbd_exports]) | |
340 | return output | |
341 | ||
b7719bca | 342 | @contextmanager |
23ee0ec2 | 343 | def qemu_nbd_popen(*args): |
b7719bca | 344 | '''Context manager running qemu-nbd within the context''' |
3f7db418 VSO |
345 | pid_file = file_path("qemu_nbd_popen-nbd-pid-file") |
346 | ||
347 | assert not os.path.exists(pid_file) | |
b7719bca NS |
348 | |
349 | cmd = list(qemu_nbd_args) | |
350 | cmd.extend(('--persistent', '--pid-file', pid_file)) | |
351 | cmd.extend(args) | |
352 | ||
353 | log('Start NBD server') | |
ac4e14f5 EGE |
354 | with subprocess.Popen(cmd) as p: |
355 | try: | |
356 | while not os.path.exists(pid_file): | |
357 | if p.poll() is not None: | |
358 | raise RuntimeError( | |
359 | "qemu-nbd terminated with exit code {}: {}" | |
360 | .format(p.returncode, ' '.join(cmd))) | |
361 | ||
362 | time.sleep(0.01) | |
363 | yield | |
364 | finally: | |
365 | if os.path.exists(pid_file): | |
366 | os.remove(pid_file) | |
367 | log('Kill NBD server') | |
368 | p.kill() | |
369 | p.wait() | |
23ee0ec2 | 370 | |
e1b5c51f | 371 | def compare_images(img1, img2, fmt1=imgfmt, fmt2=imgfmt): |
3a3918c3 | 372 | '''Return True if two image files are identical''' |
e1b5c51f PB |
373 | return qemu_img('compare', '-f', fmt1, |
374 | '-F', fmt2, img1, img2) == 0 | |
3a3918c3 | 375 | |
2499a096 SH |
376 | def create_image(name, size): |
377 | '''Create a fully-allocated raw image with sector markers''' | |
ac4e14f5 EGE |
378 | with open(name, 'wb') as file: |
379 | i = 0 | |
380 | while i < size: | |
381 | sector = struct.pack('>l504xl', i // 512, i // 512) | |
382 | file.write(sector) | |
383 | i = i + 512 | |
2499a096 | 384 | |
74f69050 FZ |
385 | def image_size(img): |
386 | '''Return image's virtual size''' | |
387 | r = qemu_img_pipe('info', '--output=json', '-f', imgfmt, img) | |
388 | return json.loads(r)['virtual-size'] | |
389 | ||
011a5761 | 390 | def is_str(val): |
7e693a05 | 391 | return isinstance(val, str) |
011a5761 | 392 | |
a2d1c8fd DB |
393 | test_dir_re = re.compile(r"%s" % test_dir) |
394 | def filter_test_dir(msg): | |
395 | return test_dir_re.sub("TEST_DIR", msg) | |
396 | ||
397 | win32_re = re.compile(r"\r") | |
398 | def filter_win32(msg): | |
399 | return win32_re.sub("", msg) | |
400 | ||
b031e9a5 JS |
401 | qemu_io_re = re.compile(r"[0-9]* ops; [0-9\/:. sec]* " |
402 | r"\([0-9\/.inf]* [EPTGMKiBbytes]*\/sec " | |
403 | r"and [0-9\/.inf]* ops\/sec\)") | |
a2d1c8fd DB |
404 | def filter_qemu_io(msg): |
405 | msg = filter_win32(msg) | |
b031e9a5 JS |
406 | return qemu_io_re.sub("X ops; XX:XX:XX.X " |
407 | "(XXX YYY/sec and XXX ops/sec)", msg) | |
a2d1c8fd DB |
408 | |
409 | chown_re = re.compile(r"chown [0-9]+:[0-9]+") | |
410 | def filter_chown(msg): | |
411 | return chown_re.sub("chown UID:GID", msg) | |
412 | ||
12314f2d SH |
413 | def filter_qmp_event(event): |
414 | '''Filter a QMP event dict''' | |
415 | event = dict(event) | |
416 | if 'timestamp' in event: | |
417 | event['timestamp']['seconds'] = 'SECS' | |
418 | event['timestamp']['microseconds'] = 'USECS' | |
419 | return event | |
420 | ||
08fcd611 JS |
421 | def filter_qmp(qmsg, filter_fn): |
422 | '''Given a string filter, filter a QMP object's values. | |
423 | filter_fn takes a (key, value) pair.''' | |
424 | # Iterate through either lists or dicts; | |
425 | if isinstance(qmsg, list): | |
426 | items = enumerate(qmsg) | |
427 | else: | |
428 | items = qmsg.items() | |
429 | ||
430 | for k, v in items: | |
6a96d87c | 431 | if isinstance(v, (dict, list)): |
08fcd611 JS |
432 | qmsg[k] = filter_qmp(v, filter_fn) |
433 | else: | |
434 | qmsg[k] = filter_fn(k, v) | |
435 | return qmsg | |
436 | ||
e234398a | 437 | def filter_testfiles(msg): |
df0e032b VSO |
438 | pref1 = os.path.join(test_dir, "%s-" % (os.getpid())) |
439 | pref2 = os.path.join(sock_dir, "%s-" % (os.getpid())) | |
440 | return msg.replace(pref1, 'TEST_DIR/PID-').replace(pref2, 'SOCK_DIR/PID-') | |
e234398a | 441 | |
08fcd611 | 442 | def filter_qmp_testfiles(qmsg): |
6a96d87c | 443 | def _filter(_key, value): |
56a6e5d0 | 444 | if is_str(value): |
08fcd611 JS |
445 | return filter_testfiles(value) |
446 | return value | |
447 | return filter_qmp(qmsg, _filter) | |
448 | ||
2daba442 ML |
449 | def filter_virtio_scsi(output: str) -> str: |
450 | return re.sub(r'(virtio-scsi)-(ccw|pci)', r'\1', output) | |
451 | ||
452 | def filter_qmp_virtio_scsi(qmsg): | |
453 | def _filter(_key, value): | |
454 | if is_str(value): | |
455 | return filter_virtio_scsi(value) | |
456 | return value | |
457 | return filter_qmp(qmsg, _filter) | |
458 | ||
fa1151f8 JS |
459 | def filter_generated_node_ids(msg): |
460 | return re.sub("#block[0-9]+", "NODE_NAME", msg) | |
461 | ||
6b605ade KW |
462 | def filter_img_info(output, filename): |
463 | lines = [] | |
464 | for line in output.split('\n'): | |
465 | if 'disk size' in line or 'actual-size' in line: | |
466 | continue | |
fd586ce8 KW |
467 | line = line.replace(filename, 'TEST_IMG') |
468 | line = filter_testfiles(line) | |
469 | line = line.replace(imgfmt, 'IMGFMT') | |
6b605ade | 470 | line = re.sub('iters: [0-9]+', 'iters: XXX', line) |
b031e9a5 JS |
471 | line = re.sub('uuid: [-a-f0-9]+', |
472 | 'uuid: XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX', | |
473 | line) | |
bab4feb2 | 474 | line = re.sub('cid: [0-9]+', 'cid: XXXXXXXXXX', line) |
6b605ade KW |
475 | lines.append(line) |
476 | return '\n'.join(lines) | |
477 | ||
f2ea0b20 HR |
478 | def filter_imgfmt(msg): |
479 | return msg.replace(imgfmt, 'IMGFMT') | |
480 | ||
481 | def filter_qmp_imgfmt(qmsg): | |
6a96d87c | 482 | def _filter(_key, value): |
f2ea0b20 HR |
483 | if is_str(value): |
484 | return filter_imgfmt(value) | |
485 | return value | |
486 | return filter_qmp(qmsg, _filter) | |
487 | ||
81b6b2bc KW |
488 | def filter_nbd_exports(output: str) -> str: |
489 | return re.sub(r'((min|opt|max) block): [0-9]+', r'\1: XXX', output) | |
490 | ||
1cd0dbfc JS |
491 | |
492 | Msg = TypeVar('Msg', Dict[str, Any], List[Any], str) | |
493 | ||
494 | def log(msg: Msg, | |
495 | filters: Iterable[Callable[[Msg], Msg]] = (), | |
496 | indent: Optional[int] = None) -> None: | |
497 | """ | |
498 | Logs either a string message or a JSON serializable message (like QMP). | |
499 | If indent is provided, JSON serializable messages are pretty-printed. | |
500 | """ | |
a2d1c8fd DB |
501 | for flt in filters: |
502 | msg = flt(msg) | |
6a96d87c | 503 | if isinstance(msg, (dict, list)): |
0706e87d JS |
504 | # Don't sort if it's already sorted |
505 | do_sort = not isinstance(msg, OrderedDict) | |
52ea799e | 506 | test_logger.info(json.dumps(msg, sort_keys=do_sort, indent=indent)) |
e21b5f34 | 507 | else: |
52ea799e | 508 | test_logger.info(msg) |
a2d1c8fd | 509 | |
2c93c5cb | 510 | class Timeout: |
6a96d87c | 511 | def __init__(self, seconds, errmsg="Timeout"): |
2c93c5cb KW |
512 | self.seconds = seconds |
513 | self.errmsg = errmsg | |
514 | def __enter__(self): | |
d0c34326 | 515 | if qemu_gdb or qemu_valgrind: |
d3ec2022 | 516 | return self |
2c93c5cb KW |
517 | signal.signal(signal.SIGALRM, self.timeout) |
518 | signal.setitimer(signal.ITIMER_REAL, self.seconds) | |
519 | return self | |
6a96d87c | 520 | def __exit__(self, exc_type, value, traceback): |
d0c34326 | 521 | if qemu_gdb or qemu_valgrind: |
d3ec2022 | 522 | return False |
2c93c5cb KW |
523 | signal.setitimer(signal.ITIMER_REAL, 0) |
524 | return False | |
525 | def timeout(self, signum, frame): | |
526 | raise Exception(self.errmsg) | |
527 | ||
de263986 JS |
528 | def file_pattern(name): |
529 | return "{0}-{1}".format(os.getpid(), name) | |
f4844ac0 | 530 | |
3192fad7 | 531 | class FilePath: |
de263986 | 532 | """ |
f765af87 NS |
533 | Context manager generating multiple file names. The generated files are |
534 | removed when exiting the context. | |
f4844ac0 | 535 | |
f765af87 NS |
536 | Example usage: |
537 | ||
3192fad7 | 538 | with FilePath('a.img', 'b.img') as (img_a, img_b): |
f765af87 NS |
539 | # Use img_a and img_b here... |
540 | ||
541 | # a.img and b.img are automatically removed here. | |
542 | ||
543 | By default images are created in iotests.test_dir. To create sockets use | |
544 | iotests.sock_dir: | |
545 | ||
3192fad7 NS |
546 | with FilePath('a.sock', base_dir=iotests.sock_dir) as sock: |
547 | ||
548 | For convenience, calling with one argument yields a single file instead of | |
549 | a tuple with one item. | |
f4844ac0 | 550 | |
de263986 | 551 | """ |
a242b19e | 552 | def __init__(self, *names, base_dir=test_dir): |
7cc002a0 NS |
553 | self.paths = [os.path.join(base_dir, file_pattern(name)) |
554 | for name in names] | |
f4844ac0 SH |
555 | |
556 | def __enter__(self): | |
3192fad7 NS |
557 | if len(self.paths) == 1: |
558 | return self.paths[0] | |
559 | else: | |
560 | return self.paths | |
f4844ac0 SH |
561 | |
562 | def __exit__(self, exc_type, exc_val, exc_tb): | |
a7971702 NS |
563 | for path in self.paths: |
564 | try: | |
de263986 | 565 | os.remove(path) |
a7971702 NS |
566 | except OSError: |
567 | pass | |
f4844ac0 SH |
568 | return False |
569 | ||
570 | ||
c5ff5a3c HR |
571 | def try_remove(img): |
572 | try: | |
573 | os.remove(img) | |
574 | except OSError: | |
575 | pass | |
576 | ||
ef6e9228 VSO |
577 | def file_path_remover(): |
578 | for path in reversed(file_path_remover.paths): | |
c5ff5a3c | 579 | try_remove(path) |
ef6e9228 VSO |
580 | |
581 | ||
93b78ea5 | 582 | def file_path(*names, base_dir=test_dir): |
ef6e9228 VSO |
583 | ''' Another way to get auto-generated filename that cleans itself up. |
584 | ||
585 | Use is as simple as: | |
586 | ||
587 | img_a, img_b = file_path('a.img', 'b.img') | |
588 | sock = file_path('socket') | |
589 | ''' | |
590 | ||
591 | if not hasattr(file_path_remover, 'paths'): | |
592 | file_path_remover.paths = [] | |
593 | atexit.register(file_path_remover) | |
594 | ||
595 | paths = [] | |
596 | for name in names: | |
de263986 | 597 | filename = file_pattern(name) |
93b78ea5 | 598 | path = os.path.join(base_dir, filename) |
ef6e9228 VSO |
599 | file_path_remover.paths.append(path) |
600 | paths.append(path) | |
601 | ||
602 | return paths[0] if len(paths) == 1 else paths | |
603 | ||
5a259e86 KW |
604 | def remote_filename(path): |
605 | if imgproto == 'file': | |
606 | return path | |
607 | elif imgproto == 'ssh': | |
b8c1f901 | 608 | return "ssh://%s@127.0.0.1:22%s" % (os.environ.get('USER'), path) |
5a259e86 KW |
609 | else: |
610 | raise Exception("Protocol %s not supported" % (imgproto)) | |
ef6e9228 | 611 | |
4c44b4a4 | 612 | class VM(qtest.QEMUQtestMachine): |
f345cfd0 SH |
613 | '''A QEMU VM''' |
614 | ||
5fcbdf50 HR |
615 | def __init__(self, path_suffix=''): |
616 | name = "qemu%s-%d" % (path_suffix, os.getpid()) | |
d0c34326 | 617 | timer = 15.0 if not (qemu_gdb or qemu_valgrind) else None |
4032d1f6 EGE |
618 | if qemu_gdb and qemu_valgrind: |
619 | sys.stderr.write('gdb and valgrind are mutually exclusive\n') | |
620 | sys.exit(1) | |
621 | wrapper = qemu_gdb if qemu_gdb else qemu_valgrind | |
622 | super().__init__(qemu_prog, qemu_opts, wrapper=wrapper, | |
776b9974 | 623 | name=name, |
2ca6e26c | 624 | base_temp_dir=test_dir, |
e2f948a8 | 625 | sock_dir=sock_dir, qmp_timer=timer) |
f345cfd0 | 626 | self._num_drives = 0 |
30b005d9 | 627 | |
d792c863 EGE |
628 | def _post_shutdown(self) -> None: |
629 | super()._post_shutdown() | |
630 | if not qemu_valgrind or not self._popen: | |
631 | return | |
87e4d4a2 | 632 | valgrind_filename = f"{test_dir}/{self._popen.pid}.valgrind" |
d792c863 | 633 | if self.exitcode() == 99: |
81dcb9ca | 634 | with open(valgrind_filename, encoding='utf-8') as f: |
d792c863 EGE |
635 | print(f.read()) |
636 | else: | |
637 | os.remove(valgrind_filename) | |
638 | ||
eb7a91d0 EGE |
639 | def _pre_launch(self) -> None: |
640 | super()._pre_launch() | |
641 | if qemu_print: | |
642 | # set QEMU binary output to stdout | |
643 | self._close_qemu_log_file() | |
644 | ||
ccc15f7d SH |
645 | def add_object(self, opts): |
646 | self._args.append('-object') | |
647 | self._args.append(opts) | |
648 | return self | |
649 | ||
486b88bd KW |
650 | def add_device(self, opts): |
651 | self._args.append('-device') | |
652 | self._args.append(opts) | |
653 | return self | |
654 | ||
78b666f4 FZ |
655 | def add_drive_raw(self, opts): |
656 | self._args.append('-drive') | |
657 | self._args.append(opts) | |
658 | return self | |
659 | ||
1d3d4b63 | 660 | def add_drive(self, path, opts='', interface='virtio', img_format=imgfmt): |
f345cfd0 | 661 | '''Add a virtio-blk drive to the VM''' |
8e492253 | 662 | options = ['if=%s' % interface, |
f345cfd0 | 663 | 'id=drive%d' % self._num_drives] |
8e492253 HR |
664 | |
665 | if path is not None: | |
666 | options.append('file=%s' % path) | |
1d3d4b63 | 667 | options.append('format=%s' % img_format) |
fc17c259 | 668 | options.append('cache=%s' % cachemode) |
7156ca48 | 669 | options.append('aio=%s' % aiomode) |
8e492253 | 670 | |
f345cfd0 SH |
671 | if opts: |
672 | options.append(opts) | |
673 | ||
1d3d4b63 | 674 | if img_format == 'luks' and 'key-secret' not in opts: |
85a353a0 VSO |
675 | # default luks support |
676 | if luks_default_secret_object not in self._args: | |
677 | self.add_object(luks_default_secret_object) | |
678 | ||
679 | options.append(luks_default_key_secret_opt) | |
680 | ||
f345cfd0 SH |
681 | self._args.append('-drive') |
682 | self._args.append(','.join(options)) | |
683 | self._num_drives += 1 | |
684 | return self | |
685 | ||
5694923a HR |
686 | def add_blockdev(self, opts): |
687 | self._args.append('-blockdev') | |
688 | if isinstance(opts, str): | |
689 | self._args.append(opts) | |
690 | else: | |
691 | self._args.append(','.join(opts)) | |
692 | return self | |
693 | ||
12314f2d SH |
694 | def add_incoming(self, addr): |
695 | self._args.append('-incoming') | |
696 | self._args.append(addr) | |
697 | return self | |
698 | ||
2012453d | 699 | def hmp(self, command_line: str, use_log: bool = False) -> QMPMessage: |
239bbcc0 | 700 | cmd = 'human-monitor-command' |
090744d5 | 701 | kwargs: Dict[str, Any] = {'command-line': command_line} |
239bbcc0 JS |
702 | if use_log: |
703 | return self.qmp_log(cmd, **kwargs) | |
704 | else: | |
705 | return self.qmp(cmd, **kwargs) | |
706 | ||
707 | def pause_drive(self, drive: str, event: Optional[str] = None) -> None: | |
708 | """Pause drive r/w operations""" | |
3cf53c77 FZ |
709 | if not event: |
710 | self.pause_drive(drive, "read_aio") | |
711 | self.pause_drive(drive, "write_aio") | |
712 | return | |
239bbcc0 JS |
713 | self.hmp(f'qemu-io {drive} "break {event} bp_{drive}"') |
714 | ||
715 | def resume_drive(self, drive: str) -> None: | |
716 | """Resume drive r/w operations""" | |
717 | self.hmp(f'qemu-io {drive} "remove_break bp_{drive}"') | |
718 | ||
719 | def hmp_qemu_io(self, drive: str, cmd: str, | |
e89c0c8d | 720 | use_log: bool = False, qdev: bool = False) -> QMPMessage: |
239bbcc0 | 721 | """Write to a given drive using an HMP command""" |
e89c0c8d VSO |
722 | d = '-d ' if qdev else '' |
723 | return self.hmp(f'qemu-io {d}{drive} "{cmd}"', use_log=use_log) | |
e3409362 | 724 | |
62a94288 KW |
725 | def flatten_qmp_object(self, obj, output=None, basestr=''): |
726 | if output is None: | |
cc16153f | 727 | output = {} |
62a94288 | 728 | if isinstance(obj, list): |
6a96d87c JS |
729 | for i, item in enumerate(obj): |
730 | self.flatten_qmp_object(item, output, basestr + str(i) + '.') | |
62a94288 KW |
731 | elif isinstance(obj, dict): |
732 | for key in obj: | |
733 | self.flatten_qmp_object(obj[key], output, basestr + key + '.') | |
734 | else: | |
735 | output[basestr[:-1]] = obj # Strip trailing '.' | |
736 | return output | |
737 | ||
738 | def qmp_to_opts(self, obj): | |
739 | obj = self.flatten_qmp_object(obj) | |
cc16153f | 740 | output_list = [] |
62a94288 KW |
741 | for key in obj: |
742 | output_list += [key + '=' + obj[key]] | |
743 | return ','.join(output_list) | |
744 | ||
8b6f5f8b | 745 | def get_qmp_events_filtered(self, wait=60.0): |
5ad1dbf7 KW |
746 | result = [] |
747 | for ev in self.get_qmp_events(wait=wait): | |
748 | result.append(filter_qmp_event(ev)) | |
749 | return result | |
62a94288 | 750 | |
4eabe051 | 751 | def qmp_log(self, cmd, filters=(), indent=None, **kwargs): |
0706e87d JS |
752 | full_cmd = OrderedDict(( |
753 | ("execute", cmd), | |
039be85c | 754 | ("arguments", ordered_qmp(kwargs)) |
0706e87d | 755 | )) |
55cd64ea | 756 | log(full_cmd, filters, indent=indent) |
e234398a | 757 | result = self.qmp(cmd, **kwargs) |
55cd64ea | 758 | log(result, filters, indent=indent) |
e234398a KW |
759 | return result |
760 | ||
6a4e88e1 | 761 | # Returns None on success, and an error string on failure |
ac6fb43e | 762 | def run_job(self, job, auto_finalize=True, auto_dismiss=False, |
52ea799e | 763 | pre_finalize=None, cancel=False, wait=60.0): |
d443b74b JS |
764 | """ |
765 | run_job moves a job from creation through to dismissal. | |
766 | ||
767 | :param job: String. ID of recently-launched job | |
768 | :param auto_finalize: Bool. True if the job was launched with | |
769 | auto_finalize. Defaults to True. | |
770 | :param auto_dismiss: Bool. True if the job was launched with | |
771 | auto_dismiss=True. Defaults to False. | |
772 | :param pre_finalize: Callback. A callable that takes no arguments to be | |
773 | invoked prior to issuing job-finalize, if any. | |
774 | :param cancel: Bool. When true, cancels the job after the pre_finalize | |
775 | callback. | |
d443b74b JS |
776 | :param wait: Float. Timeout value specifying how long to wait for any |
777 | event, in seconds. Defaults to 60.0. | |
778 | """ | |
d6a79af0 JS |
779 | match_device = {'data': {'device': job}} |
780 | match_id = {'data': {'id': job}} | |
781 | events = [ | |
782 | ('BLOCK_JOB_COMPLETED', match_device), | |
783 | ('BLOCK_JOB_CANCELLED', match_device), | |
784 | ('BLOCK_JOB_ERROR', match_device), | |
785 | ('BLOCK_JOB_READY', match_device), | |
786 | ('BLOCK_JOB_PENDING', match_id), | |
787 | ('JOB_STATUS_CHANGE', match_id) | |
788 | ] | |
6a4e88e1 | 789 | error = None |
fc47d851 | 790 | while True: |
55824e09 | 791 | ev = filter_qmp_event(self.events_wait(events, timeout=wait)) |
d6a79af0 | 792 | if ev['event'] != 'JOB_STATUS_CHANGE': |
52ea799e | 793 | log(ev) |
d6a79af0 JS |
794 | continue |
795 | status = ev['data']['status'] | |
796 | if status == 'aborting': | |
797 | result = self.qmp('query-jobs') | |
798 | for j in result['return']: | |
799 | if j['id'] == job: | |
800 | error = j['error'] | |
52ea799e | 801 | log('Job failed: %s' % (j['error'])) |
4688c4e3 | 802 | elif status == 'ready': |
52ea799e | 803 | self.qmp_log('job-complete', id=job) |
d6a79af0 JS |
804 | elif status == 'pending' and not auto_finalize: |
805 | if pre_finalize: | |
806 | pre_finalize() | |
52ea799e | 807 | if cancel: |
d443b74b | 808 | self.qmp_log('job-cancel', id=job) |
15427f63 | 809 | else: |
52ea799e | 810 | self.qmp_log('job-finalize', id=job) |
d6a79af0 | 811 | elif status == 'concluded' and not auto_dismiss: |
52ea799e | 812 | self.qmp_log('job-dismiss', id=job) |
d6a79af0 JS |
813 | elif status == 'null': |
814 | return error | |
fc47d851 | 815 | |
e9dbd1ca KW |
816 | # Returns None on success, and an error string on failure |
817 | def blockdev_create(self, options, job_id='job0', filters=None): | |
818 | if filters is None: | |
819 | filters = [filter_qmp_testfiles] | |
820 | result = self.qmp_log('blockdev-create', filters=filters, | |
821 | job_id=job_id, options=options) | |
822 | ||
823 | if 'return' in result: | |
824 | assert result['return'] == {} | |
825 | job_result = self.run_job(job_id) | |
826 | else: | |
827 | job_result = result['error'] | |
828 | ||
829 | log("") | |
830 | return job_result | |
831 | ||
980448f1 KW |
832 | def enable_migration_events(self, name): |
833 | log('Enabling migration QMP events on %s...' % name) | |
834 | log(self.qmp('migrate-set-capabilities', capabilities=[ | |
835 | { | |
836 | 'capability': 'events', | |
837 | 'state': True | |
838 | } | |
839 | ])) | |
840 | ||
4bf63c80 | 841 | def wait_migration(self, expect_runstate: Optional[str]) -> bool: |
980448f1 KW |
842 | while True: |
843 | event = self.event_wait('MIGRATION') | |
503c2b31 KW |
844 | # We use the default timeout, and with a timeout, event_wait() |
845 | # never returns None | |
846 | assert event | |
847 | ||
980448f1 | 848 | log(event, filters=[filter_qmp_event]) |
4bf63c80 | 849 | if event['data']['status'] in ('completed', 'failed'): |
980448f1 | 850 | break |
4bf63c80 HR |
851 | |
852 | if event['data']['status'] == 'completed': | |
853 | # The event may occur in finish-migrate, so wait for the expected | |
854 | # post-migration runstate | |
855 | runstate = None | |
856 | while runstate != expect_runstate: | |
857 | runstate = self.qmp('query-status')['return']['status'] | |
858 | return True | |
859 | else: | |
860 | return False | |
980448f1 | 861 | |
ef7afd63 HR |
862 | def node_info(self, node_name): |
863 | nodes = self.qmp('query-named-block-nodes') | |
864 | for x in nodes['return']: | |
865 | if x['node-name'] == node_name: | |
866 | return x | |
867 | return None | |
868 | ||
5c4343b8 VSO |
869 | def query_bitmaps(self): |
870 | res = self.qmp("query-named-block-nodes") | |
871 | return {device['node-name']: device['dirty-bitmaps'] | |
872 | for device in res['return'] if 'dirty-bitmaps' in device} | |
873 | ||
874 | def get_bitmap(self, node_name, bitmap_name, recording=None, bitmaps=None): | |
875 | """ | |
876 | get a specific bitmap from the object returned by query_bitmaps. | |
877 | :param recording: If specified, filter results by the specified value. | |
878 | :param bitmaps: If specified, use it instead of call query_bitmaps() | |
879 | """ | |
880 | if bitmaps is None: | |
881 | bitmaps = self.query_bitmaps() | |
882 | ||
883 | for bitmap in bitmaps[node_name]: | |
884 | if bitmap.get('name', '') == bitmap_name: | |
6a96d87c | 885 | if recording is None or bitmap.get('recording') == recording: |
5c4343b8 VSO |
886 | return bitmap |
887 | return None | |
888 | ||
889 | def check_bitmap_status(self, node_name, bitmap_name, fields): | |
890 | ret = self.get_bitmap(node_name, bitmap_name) | |
891 | ||
892 | return fields.items() <= ret.items() | |
893 | ||
6a3d0f1e HR |
894 | def assert_block_path(self, root, path, expected_node, graph=None): |
895 | """ | |
896 | Check whether the node under the given path in the block graph | |
897 | is @expected_node. | |
898 | ||
899 | @root is the node name of the node where the @path is rooted. | |
900 | ||
901 | @path is a string that consists of child names separated by | |
902 | slashes. It must begin with a slash. | |
903 | ||
904 | Examples for @root + @path: | |
905 | - root="qcow2-node", path="/backing/file" | |
906 | - root="quorum-node", path="/children.2/file" | |
907 | ||
908 | Hypothetically, @path could be empty, in which case it would | |
909 | point to @root. However, in practice this case is not useful | |
910 | and hence not allowed. | |
911 | ||
912 | @expected_node may be None. (All elements of the path but the | |
913 | leaf must still exist.) | |
914 | ||
915 | @graph may be None or the result of an x-debug-query-block-graph | |
916 | call that has already been performed. | |
917 | """ | |
918 | if graph is None: | |
919 | graph = self.qmp('x-debug-query-block-graph')['return'] | |
920 | ||
921 | iter_path = iter(path.split('/')) | |
922 | ||
923 | # Must start with a / | |
924 | assert next(iter_path) == '' | |
925 | ||
926 | node = next((node for node in graph['nodes'] if node['name'] == root), | |
927 | None) | |
928 | ||
929 | # An empty @path is not allowed, so the root node must be present | |
930 | assert node is not None, 'Root node %s not found' % root | |
931 | ||
932 | for child_name in iter_path: | |
933 | assert node is not None, 'Cannot follow path %s%s' % (root, path) | |
934 | ||
935 | try: | |
6a96d87c JS |
936 | node_id = next(edge['child'] for edge in graph['edges'] |
937 | if (edge['parent'] == node['id'] and | |
938 | edge['name'] == child_name)) | |
939 | ||
940 | node = next(node for node in graph['nodes'] | |
941 | if node['id'] == node_id) | |
6a3d0f1e | 942 | |
6a3d0f1e HR |
943 | except StopIteration: |
944 | node = None | |
945 | ||
946 | if node is None: | |
947 | assert expected_node is None, \ | |
948 | 'No node found under %s (but expected %s)' % \ | |
949 | (path, expected_node) | |
950 | else: | |
951 | assert node['name'] == expected_node, \ | |
952 | 'Found node %s under %s (but expected %s)' % \ | |
953 | (node['name'], path, expected_node) | |
7898f74e | 954 | |
f345cfd0 SH |
955 | index_re = re.compile(r'([^\[]+)\[([^\]]+)\]') |
956 | ||
957 | class QMPTestCase(unittest.TestCase): | |
958 | '''Abstract base class for QMP test cases''' | |
959 | ||
6a96d87c JS |
960 | def __init__(self, *args, **kwargs): |
961 | super().__init__(*args, **kwargs) | |
962 | # Many users of this class set a VM property we rely on heavily | |
963 | # in the methods below. | |
964 | self.vm = None | |
965 | ||
f345cfd0 SH |
966 | def dictpath(self, d, path): |
967 | '''Traverse a path in a nested dict''' | |
968 | for component in path.split('/'): | |
969 | m = index_re.match(component) | |
970 | if m: | |
971 | component, idx = m.groups() | |
972 | idx = int(idx) | |
973 | ||
974 | if not isinstance(d, dict) or component not in d: | |
b031e9a5 | 975 | self.fail(f'failed path traversal for "{path}" in "{d}"') |
f345cfd0 SH |
976 | d = d[component] |
977 | ||
978 | if m: | |
979 | if not isinstance(d, list): | |
b031e9a5 JS |
980 | self.fail(f'path component "{component}" in "{path}" ' |
981 | f'is not a list in "{d}"') | |
f345cfd0 SH |
982 | try: |
983 | d = d[idx] | |
984 | except IndexError: | |
b031e9a5 JS |
985 | self.fail(f'invalid index "{idx}" in path "{path}" ' |
986 | f'in "{d}"') | |
f345cfd0 SH |
987 | return d |
988 | ||
90f0b711 PB |
989 | def assert_qmp_absent(self, d, path): |
990 | try: | |
991 | result = self.dictpath(d, path) | |
992 | except AssertionError: | |
993 | return | |
994 | self.fail('path "%s" has value "%s"' % (path, str(result))) | |
995 | ||
f345cfd0 | 996 | def assert_qmp(self, d, path, value): |
a93a42bd HR |
997 | '''Assert that the value for a specific path in a QMP dict |
998 | matches. When given a list of values, assert that any of | |
999 | them matches.''' | |
1000 | ||
f345cfd0 | 1001 | result = self.dictpath(d, path) |
a93a42bd HR |
1002 | |
1003 | # [] makes no sense as a list of valid values, so treat it as | |
1004 | # an actual single value. | |
1005 | if isinstance(value, list) and value != []: | |
1006 | for v in value: | |
1007 | if result == v: | |
1008 | return | |
1009 | self.fail('no match for "%s" in %s' % (str(result), str(value))) | |
1010 | else: | |
1011 | self.assertEqual(result, value, | |
dbf231d7 | 1012 | '"%s" is "%s", expected "%s"' |
6a96d87c | 1013 | % (path, str(result), str(value))) |
f345cfd0 | 1014 | |
ecc1c88e SH |
1015 | def assert_no_active_block_jobs(self): |
1016 | result = self.vm.qmp('query-block-jobs') | |
1017 | self.assert_qmp(result, 'return', []) | |
1018 | ||
e71fc0ba FZ |
1019 | def assert_has_block_node(self, node_name=None, file_name=None): |
1020 | """Issue a query-named-block-nodes and assert node_name and/or | |
1021 | file_name is present in the result""" | |
1022 | def check_equal_or_none(a, b): | |
6a96d87c | 1023 | return a is None or b is None or a == b |
e71fc0ba FZ |
1024 | assert node_name or file_name |
1025 | result = self.vm.qmp('query-named-block-nodes') | |
1026 | for x in result["return"]: | |
1027 | if check_equal_or_none(x.get("node-name"), node_name) and \ | |
1028 | check_equal_or_none(x.get("file"), file_name): | |
1029 | return | |
6a96d87c JS |
1030 | self.fail("Cannot find %s %s in result:\n%s" % |
1031 | (node_name, file_name, result)) | |
e71fc0ba | 1032 | |
e07375f5 HR |
1033 | def assert_json_filename_equal(self, json_filename, reference): |
1034 | '''Asserts that the given filename is a json: filename and that its | |
1035 | content is equal to the given reference object''' | |
1036 | self.assertEqual(json_filename[:5], 'json:') | |
b031e9a5 JS |
1037 | self.assertEqual( |
1038 | self.vm.flatten_qmp_object(json.loads(json_filename[5:])), | |
1039 | self.vm.flatten_qmp_object(reference) | |
1040 | ) | |
e07375f5 | 1041 | |
b031e9a5 JS |
1042 | def cancel_and_wait(self, drive='drive0', force=False, |
1043 | resume=False, wait=60.0): | |
2575fe16 SH |
1044 | '''Cancel a block job and wait for it to finish, returning the event''' |
1045 | result = self.vm.qmp('block-job-cancel', device=drive, force=force) | |
1046 | self.assert_qmp(result, 'return', {}) | |
1047 | ||
3cf53c77 FZ |
1048 | if resume: |
1049 | self.vm.resume_drive(drive) | |
1050 | ||
2575fe16 SH |
1051 | cancelled = False |
1052 | result = None | |
1053 | while not cancelled: | |
8b6f5f8b | 1054 | for event in self.vm.get_qmp_events(wait=wait): |
2575fe16 SH |
1055 | if event['event'] == 'BLOCK_JOB_COMPLETED' or \ |
1056 | event['event'] == 'BLOCK_JOB_CANCELLED': | |
1057 | self.assert_qmp(event, 'data/device', drive) | |
1058 | result = event | |
1059 | cancelled = True | |
1dac83f1 KW |
1060 | elif event['event'] == 'JOB_STATUS_CHANGE': |
1061 | self.assert_qmp(event, 'data/id', drive) | |
1062 | ||
2575fe16 SH |
1063 | |
1064 | self.assert_no_active_block_jobs() | |
1065 | return result | |
1066 | ||
b031e9a5 JS |
1067 | def wait_until_completed(self, drive='drive0', check_offset=True, |
1068 | wait=60.0, error=None): | |
0dbe8a1b | 1069 | '''Wait for a block job to finish, returning the event''' |
c3988519 | 1070 | while True: |
8b6f5f8b | 1071 | for event in self.vm.get_qmp_events(wait=wait): |
0dbe8a1b SH |
1072 | if event['event'] == 'BLOCK_JOB_COMPLETED': |
1073 | self.assert_qmp(event, 'data/device', drive) | |
216656f5 HR |
1074 | if error is None: |
1075 | self.assert_qmp_absent(event, 'data/error') | |
1076 | if check_offset: | |
1077 | self.assert_qmp(event, 'data/offset', | |
1078 | event['data']['len']) | |
1079 | else: | |
1080 | self.assert_qmp(event, 'data/error', error) | |
c3988519 PX |
1081 | self.assert_no_active_block_jobs() |
1082 | return event | |
6a96d87c | 1083 | if event['event'] == 'JOB_STATUS_CHANGE': |
1dac83f1 | 1084 | self.assert_qmp(event, 'data/id', drive) |
0dbe8a1b | 1085 | |
866323f3 | 1086 | def wait_ready(self, drive='drive0'): |
6a96d87c | 1087 | """Wait until a BLOCK_JOB_READY event, and return the event.""" |
c682bf18 HR |
1088 | return self.vm.events_wait([ |
1089 | ('BLOCK_JOB_READY', | |
1090 | {'data': {'type': 'mirror', 'device': drive}}), | |
1091 | ('BLOCK_JOB_READY', | |
1092 | {'data': {'type': 'commit', 'device': drive}}) | |
1093 | ]) | |
866323f3 FZ |
1094 | |
1095 | def wait_ready_and_cancel(self, drive='drive0'): | |
1096 | self.wait_ready(drive=drive) | |
1097 | event = self.cancel_and_wait(drive=drive) | |
fa1cfb40 | 1098 | self.assertEqual(event['event'], 'BLOCK_JOB_COMPLETED') |
866323f3 FZ |
1099 | self.assert_qmp(event, 'data/type', 'mirror') |
1100 | self.assert_qmp(event, 'data/offset', event['data']['len']) | |
1101 | ||
216656f5 HR |
1102 | def complete_and_wait(self, drive='drive0', wait_ready=True, |
1103 | completion_error=None): | |
866323f3 FZ |
1104 | '''Complete a block job and wait for it to finish''' |
1105 | if wait_ready: | |
1106 | self.wait_ready(drive=drive) | |
1107 | ||
1108 | result = self.vm.qmp('block-job-complete', device=drive) | |
1109 | self.assert_qmp(result, 'return', {}) | |
1110 | ||
216656f5 | 1111 | event = self.wait_until_completed(drive=drive, error=completion_error) |
c682bf18 | 1112 | self.assertTrue(event['data']['type'] in ['mirror', 'commit']) |
866323f3 | 1113 | |
f03d9d24 | 1114 | def pause_wait(self, job_id='job0'): |
e1df89bb | 1115 | with Timeout(3, "Timeout waiting for job to pause"): |
2c93c5cb KW |
1116 | while True: |
1117 | result = self.vm.qmp('query-block-jobs') | |
c1bac161 | 1118 | found = False |
2c93c5cb | 1119 | for job in result['return']: |
c1bac161 VSO |
1120 | if job['device'] == job_id: |
1121 | found = True | |
6a96d87c | 1122 | if job['paused'] and not job['busy']: |
c1bac161 VSO |
1123 | return job |
1124 | break | |
1125 | assert found | |
2c93c5cb | 1126 | |
f03d9d24 JS |
1127 | def pause_job(self, job_id='job0', wait=True): |
1128 | result = self.vm.qmp('block-job-pause', device=job_id) | |
1129 | self.assert_qmp(result, 'return', {}) | |
1130 | if wait: | |
1131 | return self.pause_wait(job_id) | |
1132 | return result | |
1133 | ||
6be01225 HR |
1134 | def case_skip(self, reason): |
1135 | '''Skip this test case''' | |
1136 | case_notrun(reason) | |
1137 | self.skipTest(reason) | |
1138 | ||
2c93c5cb | 1139 | |
f345cfd0 SH |
1140 | def notrun(reason): |
1141 | '''Skip this test suite''' | |
1142 | # Each test in qemu-iotests has a number ("seq") | |
1143 | seq = os.path.basename(sys.argv[0]) | |
1144 | ||
81dcb9ca HR |
1145 | with open('%s/%s.notrun' % (output_dir, seq), 'w', encoding='utf-8') \ |
1146 | as outfile: | |
06aad78b | 1147 | outfile.write(reason + '\n') |
52ea799e | 1148 | logger.warning("%s not run: %s", seq, reason) |
f345cfd0 SH |
1149 | sys.exit(0) |
1150 | ||
57ed557f | 1151 | def case_notrun(reason): |
6be01225 HR |
1152 | '''Mark this test case as not having been run (without actually |
1153 | skipping it, that is left to the caller). See | |
1154 | QMPTestCase.case_skip() for a variant that actually skips the | |
1155 | current test case.''' | |
1156 | ||
57ed557f AS |
1157 | # Each test in qemu-iotests has a number ("seq") |
1158 | seq = os.path.basename(sys.argv[0]) | |
1159 | ||
81dcb9ca HR |
1160 | with open('%s/%s.casenotrun' % (output_dir, seq), 'a', encoding='utf-8') \ |
1161 | as outfile: | |
06aad78b | 1162 | outfile.write(' [case not run] ' + reason + '\n') |
57ed557f | 1163 | |
59c29869 JS |
1164 | def _verify_image_format(supported_fmts: Sequence[str] = (), |
1165 | unsupported_fmts: Sequence[str] = ()) -> None: | |
f48351d2 VSO |
1166 | if 'generic' in supported_fmts and \ |
1167 | os.environ.get('IMGFMT_GENERIC', 'true') == 'true': | |
1168 | # similar to | |
1169 | # _supported_fmt generic | |
1170 | # for bash tests | |
f7125522 | 1171 | supported_fmts = () |
f48351d2 VSO |
1172 | |
1173 | not_sup = supported_fmts and (imgfmt not in supported_fmts) | |
1174 | if not_sup or (imgfmt in unsupported_fmts): | |
3f5c4076 | 1175 | notrun('not suitable for this image format: %s' % imgfmt) |
f345cfd0 | 1176 | |
d2a839ed HR |
1177 | if imgfmt == 'luks': |
1178 | verify_working_luks() | |
1179 | ||
59c29869 JS |
1180 | def _verify_protocol(supported: Sequence[str] = (), |
1181 | unsupported: Sequence[str] = ()) -> None: | |
5a259e86 KW |
1182 | assert not (supported and unsupported) |
1183 | ||
1184 | if 'generic' in supported: | |
1185 | return | |
1186 | ||
1187 | not_sup = supported and (imgproto not in supported) | |
1188 | if not_sup or (imgproto in unsupported): | |
1189 | notrun('not suitable for this protocol: %s' % imgproto) | |
1190 | ||
59c29869 JS |
1191 | def _verify_platform(supported: Sequence[str] = (), |
1192 | unsupported: Sequence[str] = ()) -> None: | |
7d814059 JS |
1193 | if any((sys.platform.startswith(x) for x in unsupported)): |
1194 | notrun('not suitable for this OS: %s' % sys.platform) | |
72b29030 | 1195 | |
7d814059 | 1196 | if supported: |
72b29030 JS |
1197 | if not any((sys.platform.startswith(x) for x in supported)): |
1198 | notrun('not suitable for this OS: %s' % sys.platform) | |
bc521696 | 1199 | |
59c29869 | 1200 | def _verify_cache_mode(supported_cache_modes: Sequence[str] = ()) -> None: |
ac8bd439 VSO |
1201 | if supported_cache_modes and (cachemode not in supported_cache_modes): |
1202 | notrun('not suitable for this cache mode: %s' % cachemode) | |
1203 | ||
cd8f5b75 | 1204 | def _verify_aio_mode(supported_aio_modes: Sequence[str] = ()) -> None: |
7156ca48 AM |
1205 | if supported_aio_modes and (aiomode not in supported_aio_modes): |
1206 | notrun('not suitable for this aio mode: %s' % aiomode) | |
1207 | ||
18654716 VSO |
1208 | def _verify_formats(required_formats: Sequence[str] = ()) -> None: |
1209 | usf_list = list(set(required_formats) - set(supported_formats())) | |
1210 | if usf_list: | |
1211 | notrun(f'formats {usf_list} are not whitelisted') | |
1212 | ||
f203080b VSO |
1213 | |
1214 | def _verify_virtio_blk() -> None: | |
1215 | out = qemu_pipe('-M', 'none', '-device', 'help') | |
1216 | if 'virtio-blk' not in out: | |
1217 | notrun('Missing virtio-blk in QEMU binary') | |
1218 | ||
359a8562 LV |
1219 | def _verify_virtio_scsi_pci_or_ccw() -> None: |
1220 | out = qemu_pipe('-M', 'none', '-device', 'help') | |
1221 | if 'virtio-scsi-pci' not in out and 'virtio-scsi-ccw' not in out: | |
1222 | notrun('Missing virtio-scsi-pci or virtio-scsi-ccw in QEMU binary') | |
1223 | ||
f203080b | 1224 | |
b0f90495 AG |
1225 | def supports_quorum(): |
1226 | return 'quorum' in qemu_img_pipe('--help') | |
1227 | ||
3f647b51 SS |
1228 | def verify_quorum(): |
1229 | '''Skip test suite if quorum support is not available''' | |
b0f90495 | 1230 | if not supports_quorum(): |
3f647b51 SS |
1231 | notrun('quorum support missing') |
1232 | ||
6649f4bd HR |
1233 | def has_working_luks() -> Tuple[bool, str]: |
1234 | """ | |
1235 | Check whether our LUKS driver can actually create images | |
1236 | (this extends to LUKS encryption for qcow2). | |
1237 | ||
1238 | If not, return the reason why. | |
1239 | """ | |
1240 | ||
1241 | img_file = f'{test_dir}/luks-test.luks' | |
1242 | (output, status) = \ | |
1243 | qemu_img_pipe_and_status('create', '-f', 'luks', | |
1244 | '--object', luks_default_secret_object, | |
1245 | '-o', luks_default_key_secret_opt, | |
1246 | '-o', 'iter-time=10', | |
1247 | img_file, '1G') | |
1248 | try: | |
1249 | os.remove(img_file) | |
1250 | except OSError: | |
1251 | pass | |
1252 | ||
1253 | if status != 0: | |
1254 | reason = output | |
1255 | for line in output.splitlines(): | |
1256 | if img_file + ':' in line: | |
1257 | reason = line.split(img_file + ':', 1)[1].strip() | |
1258 | break | |
1259 | ||
1260 | return (False, reason) | |
1261 | else: | |
1262 | return (True, '') | |
1263 | ||
1264 | def verify_working_luks(): | |
1265 | """ | |
1266 | Skip test suite if LUKS does not work | |
1267 | """ | |
1268 | (working, reason) = has_working_luks() | |
1269 | if not working: | |
1270 | notrun(reason) | |
1271 | ||
91efbae9 | 1272 | def qemu_pipe(*args: str) -> str: |
b031e9a5 JS |
1273 | """ |
1274 | Run qemu with an option to print something and exit (e.g. a help option). | |
1275 | ||
1276 | :return: QEMU's stdout output. | |
1277 | """ | |
91efbae9 KW |
1278 | full_args = [qemu_prog] + qemu_opts + list(args) |
1279 | output, _ = qemu_tool_pipe_and_status('qemu', full_args) | |
49438972 | 1280 | return output |
57ed557f AS |
1281 | |
1282 | def supported_formats(read_only=False): | |
1283 | '''Set 'read_only' to True to check ro-whitelist | |
1284 | Otherwise, rw-whitelist is checked''' | |
767de537 HR |
1285 | |
1286 | if not hasattr(supported_formats, "formats"): | |
1287 | supported_formats.formats = {} | |
1288 | ||
1289 | if read_only not in supported_formats.formats: | |
1290 | format_message = qemu_pipe("-drive", "format=help") | |
1291 | line = 1 if read_only else 0 | |
1292 | supported_formats.formats[read_only] = \ | |
1293 | format_message.splitlines()[line].split(":")[1].split() | |
1294 | ||
1295 | return supported_formats.formats[read_only] | |
57ed557f | 1296 | |
4eabe051 | 1297 | def skip_if_unsupported(required_formats=(), read_only=False): |
57ed557f AS |
1298 | '''Skip Test Decorator |
1299 | Runs the test if all the required formats are whitelisted''' | |
1300 | def skip_test_decorator(func): | |
cd8f5b75 KW |
1301 | def func_wrapper(test_case: QMPTestCase, *args: List[Any], |
1302 | **kwargs: Dict[str, Any]) -> None: | |
7448be83 HR |
1303 | if callable(required_formats): |
1304 | fmts = required_formats(test_case) | |
1305 | else: | |
1306 | fmts = required_formats | |
1307 | ||
1308 | usf_list = list(set(fmts) - set(supported_formats(read_only))) | |
57ed557f | 1309 | if usf_list: |
b031e9a5 JS |
1310 | msg = f'{test_case}: formats {usf_list} are not whitelisted' |
1311 | test_case.case_skip(msg) | |
57ed557f | 1312 | else: |
cd8f5b75 | 1313 | func(test_case, *args, **kwargs) |
57ed557f AS |
1314 | return func_wrapper |
1315 | return skip_test_decorator | |
1316 | ||
ff3caf5a HR |
1317 | def skip_for_formats(formats: Sequence[str] = ()) \ |
1318 | -> Callable[[Callable[[QMPTestCase, List[Any], Dict[str, Any]], None]], | |
1319 | Callable[[QMPTestCase, List[Any], Dict[str, Any]], None]]: | |
1320 | '''Skip Test Decorator | |
1321 | Skips the test for the given formats''' | |
1322 | def skip_test_decorator(func): | |
1323 | def func_wrapper(test_case: QMPTestCase, *args: List[Any], | |
1324 | **kwargs: Dict[str, Any]) -> None: | |
1325 | if imgfmt in formats: | |
1326 | msg = f'{test_case}: Skipped for format {imgfmt}' | |
1327 | test_case.case_skip(msg) | |
1328 | else: | |
1329 | func(test_case, *args, **kwargs) | |
1330 | return func_wrapper | |
1331 | return skip_test_decorator | |
1332 | ||
d926f4dd KW |
1333 | def skip_if_user_is_root(func): |
1334 | '''Skip Test Decorator | |
1335 | Runs the test only without root permissions''' | |
1336 | def func_wrapper(*args, **kwargs): | |
1337 | if os.getuid() == 0: | |
1338 | case_notrun('{}: cannot be run as root'.format(args[0])) | |
6a96d87c | 1339 | return None |
d926f4dd KW |
1340 | else: |
1341 | return func(*args, **kwargs) | |
1342 | return func_wrapper | |
1343 | ||
f29f4c25 PB |
1344 | # We need to filter out the time taken from the output so that |
1345 | # qemu-iotest can reliably diff the results against master output, | |
1346 | # and hide skipped tests from the reference output. | |
1347 | ||
1348 | class ReproducibleTestResult(unittest.TextTestResult): | |
1349 | def addSkip(self, test, reason): | |
1350 | # Same as TextTestResult, but print dot instead of "s" | |
1351 | unittest.TestResult.addSkip(self, test, reason) | |
1352 | if self.showAll: | |
1353 | self.stream.writeln("skipped {0!r}".format(reason)) | |
1354 | elif self.dots: | |
1355 | self.stream.write(".") | |
1356 | self.stream.flush() | |
1357 | ||
1358 | class ReproducibleStreamWrapper: | |
1359 | def __init__(self, stream: TextIO): | |
1360 | self.stream = stream | |
1361 | ||
1362 | def __getattr__(self, attr): | |
1363 | if attr in ('stream', '__getstate__'): | |
1364 | raise AttributeError(attr) | |
1365 | return getattr(self.stream, attr) | |
1366 | ||
1367 | def write(self, arg=None): | |
1368 | arg = re.sub(r'Ran (\d+) tests? in [\d.]+s', r'Ran \1 tests', arg) | |
1369 | arg = re.sub(r' \(skipped=\d+\)', r'', arg) | |
1370 | self.stream.write(arg) | |
1371 | ||
1372 | class ReproducibleTestRunner(unittest.TextTestRunner): | |
1373 | def __init__(self, stream: Optional[TextIO] = None, | |
87e4d4a2 EGE |
1374 | resultclass: Type[unittest.TestResult] = |
1375 | ReproducibleTestResult, | |
1376 | **kwargs: Any) -> None: | |
f29f4c25 PB |
1377 | rstream = ReproducibleStreamWrapper(stream or sys.stdout) |
1378 | super().__init__(stream=rstream, # type: ignore | |
1379 | descriptions=True, | |
1380 | resultclass=resultclass, | |
1381 | **kwargs) | |
1382 | ||
00dbc85e | 1383 | def execute_unittest(argv: List[str], debug: bool = False) -> None: |
7d814059 JS |
1384 | """Executes unittests within the calling module.""" |
1385 | ||
00dbc85e PB |
1386 | # Some tests have warnings, especially ResourceWarnings for unclosed |
1387 | # files and sockets. Ignore them for now to ensure reproducibility of | |
1388 | # the test output. | |
1389 | unittest.main(argv=argv, | |
1390 | testRunner=ReproducibleTestRunner, | |
1391 | verbosity=2 if debug else 1, | |
1392 | warnings=None if sys.warnoptions else 'ignore') | |
c6a92369 | 1393 | |
7d814059 JS |
1394 | def execute_setup_common(supported_fmts: Sequence[str] = (), |
1395 | supported_platforms: Sequence[str] = (), | |
1396 | supported_cache_modes: Sequence[str] = (), | |
1397 | supported_aio_modes: Sequence[str] = (), | |
1398 | unsupported_fmts: Sequence[str] = (), | |
1399 | supported_protocols: Sequence[str] = (), | |
18654716 VSO |
1400 | unsupported_protocols: Sequence[str] = (), |
1401 | required_fmts: Sequence[str] = ()) -> bool: | |
7d814059 JS |
1402 | """ |
1403 | Perform necessary setup for either script-style or unittest-style tests. | |
1404 | ||
1405 | :return: Bool; Whether or not debug mode has been requested via the CLI. | |
1406 | """ | |
1407 | # Note: Python 3.6 and pylint do not like 'Collection' so use 'Sequence'. | |
c0088d79 | 1408 | |
44a46a9c JS |
1409 | debug = '-d' in sys.argv |
1410 | if debug: | |
1411 | sys.argv.remove('-d') | |
1412 | logging.basicConfig(level=(logging.DEBUG if debug else logging.WARN)) | |
1413 | ||
59c29869 JS |
1414 | _verify_image_format(supported_fmts, unsupported_fmts) |
1415 | _verify_protocol(supported_protocols, unsupported_protocols) | |
1416 | _verify_platform(supported=supported_platforms) | |
1417 | _verify_cache_mode(supported_cache_modes) | |
1418 | _verify_aio_mode(supported_aio_modes) | |
18654716 | 1419 | _verify_formats(required_fmts) |
f203080b | 1420 | _verify_virtio_blk() |
c6a92369 | 1421 | |
7d814059 JS |
1422 | return debug |
1423 | ||
1424 | def execute_test(*args, test_function=None, **kwargs): | |
1425 | """Run either unittest or script-style tests.""" | |
1426 | ||
1427 | debug = execute_setup_common(*args, **kwargs) | |
456a2d5a | 1428 | if not test_function: |
00dbc85e | 1429 | execute_unittest(sys.argv, debug) |
456a2d5a JS |
1430 | else: |
1431 | test_function() | |
1432 | ||
52ea799e JS |
1433 | def activate_logging(): |
1434 | """Activate iotests.log() output to stdout for script-style tests.""" | |
1435 | handler = logging.StreamHandler(stream=sys.stdout) | |
1436 | formatter = logging.Formatter('%(message)s') | |
1437 | handler.setFormatter(formatter) | |
1438 | test_logger.addHandler(handler) | |
1439 | test_logger.setLevel(logging.INFO) | |
1440 | test_logger.propagate = False | |
1441 | ||
7d814059 JS |
1442 | # This is called from script-style iotests without a single point of entry |
1443 | def script_initialize(*args, **kwargs): | |
1444 | """Initialize script-style tests without running any tests.""" | |
52ea799e | 1445 | activate_logging() |
7d814059 JS |
1446 | execute_setup_common(*args, **kwargs) |
1447 | ||
1448 | # This is called from script-style iotests with a single point of entry | |
456a2d5a JS |
1449 | def script_main(test_function, *args, **kwargs): |
1450 | """Run script-style tests outside of the unittest framework""" | |
52ea799e | 1451 | activate_logging() |
7d814059 | 1452 | execute_test(*args, test_function=test_function, **kwargs) |
f345cfd0 | 1453 | |
7d814059 | 1454 | # This is called from unittest style iotests |
456a2d5a JS |
1455 | def main(*args, **kwargs): |
1456 | """Run tests using the unittest framework""" | |
7d814059 | 1457 | execute_test(*args, **kwargs) |