1#!/usr/bin/env @PYTHON_SHEBANG@
2
3#
4# This file and its contents are supplied under the terms of the
5# Common Development and Distribution License ("CDDL"), version 1.0.
6# You may only use this file in accordance with the terms of version
7# 1.0 of the CDDL.
8#
9# A full copy of the text of the CDDL should have accompanied this
10# source.  A copy of the CDDL is also available via the Internet at
11# http://www.illumos.org/license/CDDL.
12#
13
14#
15# Copyright (c) 2017 by Delphix. All rights reserved.
16# Copyright (c) 2018 by Lawrence Livermore National Security, LLC.
17#
18# This script must remain compatible with Python 3.6+.
19#
20
21import os
22import re
23import sys
24import argparse
25
26#
27# This script parses the stdout of zfstest, which has this format:
28#
29# Test: /path/to/testa (run as root) [00:00] [PASS]
30# Test: /path/to/testb (run as jkennedy) [00:00] [PASS]
31# Test: /path/to/testc (run as root) [00:00] [FAIL]
32# [...many more results...]
33#
34# Results Summary
35# FAIL      22
36# SKIP      32
37# PASS    1156
38#
39# Running Time:   02:50:31
40# Percent passed: 95.5%
41# Log directory:  /var/tmp/test_results/20180615T205926
42#
43
44#
45# Common generic reasons for a test or test group to be skipped.
46#
47# Some test cases are known to fail in ways which are not harmful or dangerous.
48# In these cases simply mark the test as a known failure until it can be
49# updated and the issue resolved.  Note that it's preferable to open a unique
50# issue on the GitHub issue tracker for each test case failure.
51#
52known_reason = 'Known issue'
53
54#
55# Some tests require that a test user be able to execute the zfs utilities.
56# This may not be possible when testing in-tree due to the default permissions
57# on the user's home directory.  When testing this can be resolved by granting
58# group read access.
59#
60# chmod 0750 $HOME
61#
62exec_reason = 'Test user execute permissions required for utilities'
63
64#
65# Some tests require that the kernel supports renameat2 syscall.
66#
67renameat2_reason = 'Kernel renameat2 support required'
68
69#
70# Some tests require the O_TMPFILE flag which was first introduced in the
71# 3.11 kernel.
72#
73tmpfile_reason = 'Kernel O_TMPFILE support required'
74
75#
76# Some tests require the statx(2) system call on Linux which was first
77# introduced in the 4.11 kernel.
78#
79statx_reason = 'Kernel statx(2) system call required on Linux'
80
81#
82# Some tests require that the lsattr utility support the project id feature.
83#
84project_id_reason = 'lsattr with set/show project ID required'
85
86#
87# Some tests require that the kernel support user namespaces.
88#
89user_ns_reason = 'Kernel user namespace support required'
90
91#
92# Some rewind tests can fail since nothing guarantees that old MOS blocks
93# are not overwritten.  Snapshots protect datasets and data files but not
94# the MOS.  Reasonable efforts are made in the test case to increase the
95# odds that some txgs will have their MOS data left untouched, but it is
96# never a sure thing.
97#
98rewind_reason = 'Arbitrary pool rewind is not guaranteed'
99
100#
101# Some tests require a minimum version of the fio benchmark utility.
102# Older distributions such as CentOS 6.x only provide fio-2.0.13.
103#
104fio_reason = 'Fio v2.3 or newer required'
105
106#
107# Some tests require that the DISKS provided support the discard operation.
108# Normally this is not an issue because loop back devices are used for DISKS
109# and they support discard (TRIM/UNMAP).
110#
111trim_reason = 'DISKS must support discard (TRIM/UNMAP)'
112
113#
114# Some tests on FreeBSD require the fspacectl(2) system call and the
115# truncate(1) utility supporting the -d option.  The system call was first
116# introduced in FreeBSD version 1400032.
117#
118fspacectl_reason = 'fspacectl(2) and truncate -d support required'
119
120#
121# Some tests are not applicable to a platform or need to be updated to operate
122# in the manor required by the platform.  Any tests which are skipped for this
123# reason will be suppressed in the final analysis output.
124#
125na_reason = "Not applicable"
126
127#
128# Some test cases doesn't have all requirements to run on Github actions CI.
129#
130ci_reason = 'CI runner doesn\'t have all requirements'
131
132#
133# Idmapped mount is only supported in kernel version >= 5.12
134#
135idmap_reason = 'Idmapped mount needs kernel 5.12+'
136
137#
138# These tests are known to fail, thus we use this list to prevent these
139# failures from failing the job as a whole; only unexpected failures
140# bubble up to cause this script to exit with a non-zero exit status.
141#
142# Format: { 'test-name': ['expected result', 'issue-number | reason'] }
143#
144# For each known failure it is recommended to link to a GitHub issue by
145# setting the reason to the issue number.  Alternately, one of the generic
146# reasons listed above can be used.
147#
148known = {
149    'casenorm/mixed_none_lookup_ci': ['FAIL', 7633],
150    'casenorm/mixed_formd_lookup_ci': ['FAIL', 7633],
151    'cli_root/zpool_import/import_rewind_device_replaced':
152        ['FAIL', rewind_reason],
153    'cli_user/misc/zfs_share_001_neg': ['SKIP', na_reason],
154    'cli_user/misc/zfs_unshare_001_neg': ['SKIP', na_reason],
155    'privilege/setup': ['SKIP', na_reason],
156    'refreserv/refreserv_004_pos': ['FAIL', known_reason],
157    'rootpool/setup': ['SKIP', na_reason],
158    'rsend/rsend_008_pos': ['SKIP', 6066],
159    'vdev_zaps/vdev_zaps_007_pos': ['FAIL', known_reason],
160}
161
162if sys.platform.startswith('freebsd'):
163    known.update({
164        'cli_root/zfs_receive/receive-o-x_props_override':
165            ['FAIL', known_reason],
166        'cli_root/zpool_wait/zpool_wait_trim_basic': ['SKIP', trim_reason],
167        'cli_root/zpool_wait/zpool_wait_trim_cancel': ['SKIP', trim_reason],
168        'cli_root/zpool_wait/zpool_wait_trim_flag': ['SKIP', trim_reason],
169        'cli_root/zfs_unshare/zfs_unshare_008_pos': ['SKIP', na_reason],
170        'link_count/link_count_001': ['SKIP', na_reason],
171        'casenorm/mixed_create_failure': ['FAIL', 13215],
172        'mmap/mmap_sync_001_pos': ['SKIP', na_reason],
173    })
174elif sys.platform.startswith('linux'):
175    known.update({
176        'casenorm/mixed_formd_lookup': ['FAIL', 7633],
177        'casenorm/mixed_formd_delete': ['FAIL', 7633],
178        'casenorm/sensitive_formd_lookup': ['FAIL', 7633],
179        'casenorm/sensitive_formd_delete': ['FAIL', 7633],
180        'removal/removal_with_zdb': ['SKIP', known_reason],
181        'cli_root/zfs_unshare/zfs_unshare_002_pos': ['SKIP', na_reason],
182    })
183
184
185#
186# These tests may occasionally fail or be skipped.  We want there failures
187# to be reported but only unexpected failures should bubble up to cause
188# this script to exit with a non-zero exit status.
189#
190# Format: { 'test-name': ['expected result', 'issue-number | reason'] }
191#
192# For each known failure it is recommended to link to a GitHub issue by
193# setting the reason to the issue number.  Alternately, one of the generic
194# reasons listed above can be used.
195#
196maybe = {
197    'append/threadsappend_001_pos': ['FAIL', 6136],
198    'chattr/setup': ['SKIP', exec_reason],
199    'crtime/crtime_001_pos': ['SKIP', statx_reason],
200    'cli_root/zdb/zdb_006_pos': ['FAIL', known_reason],
201    'cli_root/zfs_destroy/zfs_destroy_dev_removal_condense':
202        ['FAIL', known_reason],
203    'cli_root/zfs_get/zfs_get_004_pos': ['FAIL', known_reason],
204    'cli_root/zfs_get/zfs_get_009_pos': ['SKIP', 5479],
205    'cli_root/zfs_rollback/zfs_rollback_001_pos': ['FAIL', known_reason],
206    'cli_root/zfs_rollback/zfs_rollback_002_pos': ['FAIL', known_reason],
207    'cli_root/zfs_snapshot/zfs_snapshot_002_neg': ['FAIL', known_reason],
208    'cli_root/zfs_unshare/zfs_unshare_006_pos': ['SKIP', na_reason],
209    'cli_root/zpool_add/zpool_add_004_pos': ['FAIL', known_reason],
210    'cli_root/zpool_destroy/zpool_destroy_001_pos': ['SKIP', 6145],
211    'cli_root/zpool_import/zpool_import_missing_003_pos': ['SKIP', 6839],
212    'cli_root/zpool_initialize/zpool_initialize_import_export':
213        ['FAIL', 11948],
214    'cli_root/zpool_labelclear/zpool_labelclear_removed':
215        ['FAIL', known_reason],
216    'cli_root/zpool_trim/setup': ['SKIP', trim_reason],
217    'cli_root/zpool_upgrade/zpool_upgrade_004_pos': ['FAIL', 6141],
218    'delegate/setup': ['SKIP', exec_reason],
219    'fallocate/fallocate_punch-hole': ['SKIP', fspacectl_reason],
220    'history/history_004_pos': ['FAIL', 7026],
221    'history/history_005_neg': ['FAIL', 6680],
222    'history/history_006_neg': ['FAIL', 5657],
223    'history/history_008_pos': ['FAIL', known_reason],
224    'history/history_010_pos': ['SKIP', exec_reason],
225    'io/mmap': ['SKIP', fio_reason],
226    'largest_pool/largest_pool_001_pos': ['FAIL', known_reason],
227    'mmp/mmp_on_uberblocks': ['FAIL', known_reason],
228    'pam/setup': ['SKIP', "pamtester might be not available"],
229    'pool_checkpoint/checkpoint_discard_busy': ['FAIL', 11946],
230    'projectquota/setup': ['SKIP', exec_reason],
231    'removal/removal_condense_export': ['FAIL', known_reason],
232    'renameat2/setup': ['SKIP', renameat2_reason],
233    'reservation/reservation_008_pos': ['FAIL', 7741],
234    'reservation/reservation_018_pos': ['FAIL', 5642],
235    'snapshot/clone_001_pos': ['FAIL', known_reason],
236    'snapshot/snapshot_009_pos': ['FAIL', 7961],
237    'snapshot/snapshot_010_pos': ['FAIL', 7961],
238    'snapused/snapused_004_pos': ['FAIL', 5513],
239    'tmpfile/setup': ['SKIP', tmpfile_reason],
240    'trim/setup': ['SKIP', trim_reason],
241    'upgrade/upgrade_projectquota_001_pos': ['SKIP', project_id_reason],
242    'user_namespace/setup': ['SKIP', user_ns_reason],
243    'userquota/setup': ['SKIP', exec_reason],
244    'vdev_zaps/vdev_zaps_004_pos': ['FAIL', known_reason],
245    'zvol/zvol_ENOSPC/zvol_ENOSPC_001_pos': ['FAIL', 5848],
246}
247
248if sys.platform.startswith('freebsd'):
249    maybe.update({
250        'cli_root/zfs_copies/zfs_copies_002_pos': ['FAIL', known_reason],
251        'cli_root/zfs_inherit/zfs_inherit_001_neg': ['FAIL', known_reason],
252        'cli_root/zfs_share/zfs_share_concurrent_shares':
253            ['FAIL', known_reason],
254        'cli_root/zpool_import/zpool_import_012_pos': ['FAIL', known_reason],
255        'delegate/zfs_allow_003_pos': ['FAIL', known_reason],
256        'inheritance/inherit_001_pos': ['FAIL', 11829],
257        'resilver/resilver_restart_001': ['FAIL', known_reason],
258        'pool_checkpoint/checkpoint_big_rewind': ['FAIL', 12622],
259        'pool_checkpoint/checkpoint_indirect': ['FAIL', 12623],
260        'snapshot/snapshot_002_pos': ['FAIL', '14831'],
261    })
262elif sys.platform.startswith('linux'):
263    maybe.update({
264        'cli_root/zfs_rename/zfs_rename_002_pos': ['FAIL', known_reason],
265        'cli_root/zpool_reopen/zpool_reopen_003_pos': ['FAIL', known_reason],
266        'fault/auto_online_002_pos': ['FAIL', 11889],
267        'fault/auto_spare_002_pos': ['FAIL', 11889],
268        'fault/auto_spare_multiple': ['FAIL', 11889],
269        'fault/auto_spare_shared': ['FAIL', 11889],
270        'fault/decompress_fault': ['FAIL', 11889],
271        'io/io_uring': ['SKIP', 'io_uring support required'],
272        'limits/filesystem_limit': ['SKIP', known_reason],
273        'limits/snapshot_limit': ['SKIP', known_reason],
274        'mmp/mmp_active_import': ['FAIL', known_reason],
275        'mmp/mmp_exported_import': ['FAIL', known_reason],
276        'mmp/mmp_inactive_import': ['FAIL', known_reason],
277        'zvol/zvol_misc/zvol_misc_snapdev': ['FAIL', 12621],
278        'zvol/zvol_misc/zvol_misc_volmode': ['FAIL', known_reason],
279        'idmap_mount/idmap_mount_001': ['SKIP', idmap_reason],
280        'idmap_mount/idmap_mount_002': ['SKIP', idmap_reason],
281        'idmap_mount/idmap_mount_003': ['SKIP', idmap_reason],
282        'idmap_mount/idmap_mount_004': ['SKIP', idmap_reason],
283        'idmap_mount/idmap_mount_005': ['SKIP', idmap_reason],
284    })
285
286
287# Not all Github actions runners have scsi_debug module, so we may skip
288#   some tests which use it.
289if os.environ.get('CI') == 'true':
290    known.update({
291        'cli_root/zpool_expand/zpool_expand_001_pos': ['SKIP', ci_reason],
292        'cli_root/zpool_expand/zpool_expand_003_neg': ['SKIP', ci_reason],
293        'cli_root/zpool_expand/zpool_expand_005_pos': ['SKIP', ci_reason],
294        'cli_root/zpool_reopen/setup': ['SKIP', ci_reason],
295        'cli_root/zpool_reopen/zpool_reopen_001_pos': ['SKIP', ci_reason],
296        'cli_root/zpool_reopen/zpool_reopen_002_pos': ['SKIP', ci_reason],
297        'cli_root/zpool_reopen/zpool_reopen_003_pos': ['SKIP', ci_reason],
298        'cli_root/zpool_reopen/zpool_reopen_004_pos': ['SKIP', ci_reason],
299        'cli_root/zpool_reopen/zpool_reopen_005_pos': ['SKIP', ci_reason],
300        'cli_root/zpool_reopen/zpool_reopen_006_neg': ['SKIP', ci_reason],
301        'cli_root/zpool_reopen/zpool_reopen_007_pos': ['SKIP', ci_reason],
302        'cli_root/zpool_split/zpool_split_wholedisk': ['SKIP', ci_reason],
303        'fault/auto_offline_001_pos': ['SKIP', ci_reason],
304        'fault/auto_online_001_pos': ['SKIP', ci_reason],
305        'fault/auto_online_002_pos': ['SKIP', ci_reason],
306        'fault/auto_replace_001_pos': ['SKIP', ci_reason],
307        'fault/auto_spare_ashift': ['SKIP', ci_reason],
308        'fault/auto_spare_shared': ['SKIP', ci_reason],
309        'procfs/pool_state': ['SKIP', ci_reason],
310    })
311
312    maybe.update({
313        'events/events_002_pos': ['FAIL', 11546],
314    })
315
316
317def process_results(pathname):
318    try:
319        f = open(pathname)
320    except IOError as e:
321        print('Error opening file:', e)
322        sys.exit(1)
323
324    prefix = '/zfs-tests/tests/(?:functional|perf/regression)/'
325    pattern = \
326        r'^Test(?:\s+\(\S+\))?:' + \
327        rf'\s*\S*{prefix}(\S+)' + \
328        r'\s*\(run as (\S+)\)\s*\[(\S+)\]\s*\[(\S+)\]'
329    pattern_log = r'^\s*Log directory:\s*(\S*)'
330
331    d = {}
332    logdir = 'Could not determine log directory.'
333    for line in f.readlines():
334        m = re.match(pattern, line)
335        if m and len(m.groups()) == 4:
336            d[m.group(1)] = m.group(4)
337            continue
338
339        m = re.match(pattern_log, line)
340        if m:
341            logdir = m.group(1)
342
343    return d, logdir
344
345
346class ListMaybesAction(argparse.Action):
347    def __init__(self,
348                 option_strings,
349                 dest="SUPPRESS",
350                 default="SUPPRESS",
351                 help="list flaky tests and exit"):
352        super(ListMaybesAction, self).__init__(
353            option_strings=option_strings,
354            dest=dest,
355            default=default,
356            nargs=0,
357            help=help)
358
359    def __call__(self, parser, namespace, values, option_string=None):
360        for test in maybe:
361            print(test)
362        sys.exit(0)
363
364
365if __name__ == "__main__":
366    parser = argparse.ArgumentParser(description='Analyze ZTS logs')
367    parser.add_argument('logfile')
368    parser.add_argument('--list-maybes', action=ListMaybesAction)
369    parser.add_argument('--no-maybes', action='store_false', dest='maybes')
370    args = parser.parse_args()
371
372    results, logdir = process_results(args.logfile)
373
374    if not results:
375        print("\n\nNo test results were found.")
376        print("Log directory:", logdir)
377        sys.exit(0)
378
379    expected = []
380    unexpected = []
381    all_maybes = True
382
383    for test in list(results.keys()):
384        if results[test] == "PASS":
385            continue
386
387        setup = test.replace(os.path.basename(test), "setup")
388        if results[test] == "SKIP" and test != setup:
389            if setup in known and known[setup][0] == "SKIP":
390                continue
391            if setup in maybe and maybe[setup][0] == "SKIP":
392                continue
393
394        if (test in known and results[test] in known[test][0]):
395            expected.append(test)
396        elif test in maybe and results[test] in maybe[test][0]:
397            if results[test] == 'SKIP' or args.maybes:
398                expected.append(test)
399            elif not args.maybes:
400                unexpected.append(test)
401        else:
402            unexpected.append(test)
403            all_maybes = False
404
405    print("\nTests with results other than PASS that are expected:")
406    for test in sorted(expected):
407        issue_url = 'https://github.com/openzfs/zfs/issues/'
408
409        # Include the reason why the result is expected, given the following:
410        # 1. Suppress test results which set the "Not applicable" reason.
411        # 2. Numerical reasons are assumed to be GitHub issue numbers.
412        # 3. When an entire test group is skipped only report the setup reason.
413        if test in known:
414            if known[test][1] == na_reason:
415                continue
416            elif isinstance(known[test][1], int):
417                expect = f"{issue_url}{known[test][1]}"
418            else:
419                expect = known[test][1]
420        elif test in maybe:
421            if isinstance(maybe[test][1], int):
422                expect = f"{issue_url}{maybe[test][1]}"
423            else:
424                expect = maybe[test][1]
425        elif setup in known and known[setup][0] == "SKIP" and setup != test:
426            continue
427        elif setup in maybe and maybe[setup][0] == "SKIP" and setup != test:
428            continue
429        else:
430            expect = "UNKNOWN REASON"
431        print(f"    {results[test]} {test} ({expect})")
432
433    print("\nTests with result of PASS that are unexpected:")
434    for test in sorted(known.keys()):
435        # We probably should not be silently ignoring the case
436        # where "test" is not in "results".
437        if test not in results or results[test] != "PASS":
438            continue
439        print(f"    {results[test]} {test} (expected {known[test][0]})")
440
441    print("\nTests with results other than PASS that are unexpected:")
442    for test in sorted(unexpected):
443        expect = "PASS" if test not in known else known[test][0]
444        print(f"    {results[test]} {test} (expected {expect})")
445
446    if len(unexpected) == 0:
447        sys.exit(0)
448    elif not args.maybes and all_maybes:
449        sys.exit(2)
450    else:
451        sys.exit(1)
452