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 2.6+ and Python 3.4+.
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 a minimum python version of 3.5 and will be skipped when
66# the default system version is too old.  There may also be tests which require
67# additional python modules be installed, for example python-cffi is required
68# by the pyzfs tests.
69#
70python_reason = 'Python v3.5 or newer required'
71python_deps_reason = 'Python modules missing: python-cffi'
72
73#
74# Some tests require the O_TMPFILE flag which was first introduced in the
75# 3.11 kernel.
76#
77tmpfile_reason = 'Kernel O_TMPFILE support required'
78
79#
80# Some tests require the statx(2) system call on Linux which was first
81# introduced in the 4.11 kernel.
82#
83statx_reason = 'Kernel statx(2) system call required on Linux'
84
85#
86# Some tests require that the NFS client and server utilities be installed.
87#
88share_reason = 'NFS client and server utilities required'
89
90#
91# Some tests require that the lsattr utility support the project id feature.
92#
93project_id_reason = 'lsattr with set/show project ID required'
94
95#
96# Some tests require that the kernel support user namespaces.
97#
98user_ns_reason = 'Kernel user namespace support required'
99
100#
101# Some rewind tests can fail since nothing guarantees that old MOS blocks
102# are not overwritten.  Snapshots protect datasets and data files but not
103# the MOS.  Reasonable efforts are made in the test case to increase the
104# odds that some txgs will have their MOS data left untouched, but it is
105# never a sure thing.
106#
107rewind_reason = 'Arbitrary pool rewind is not guaranteed'
108
109#
110# Some tests may by structured in a way that relies on exact knowledge
111# of how much free space in available in a pool.  These tests cannot be
112# made completely reliable because the internal details of how free space
113# is managed are not exposed to user space.
114#
115enospc_reason = 'Exact free space reporting is not guaranteed'
116
117#
118# Some tests require a minimum version of the fio benchmark utility.
119# Older distributions such as CentOS 6.x only provide fio-2.0.13.
120#
121fio_reason = 'Fio v2.3 or newer required'
122
123#
124# Some tests require that the DISKS provided support the discard operation.
125# Normally this is not an issue because loop back devices are used for DISKS
126# and they support discard (TRIM/UNMAP).
127#
128trim_reason = 'DISKS must support discard (TRIM/UNMAP)'
129
130#
131# Some tests on FreeBSD require the fspacectl(2) system call and the
132# truncate(1) utility supporting the -d option.  The system call was first
133# introduced in FreeBSD version 1400032.
134#
135fspacectl_reason = 'fspacectl(2) and truncate -d support required'
136
137#
138# Some tests are not applicable to a platform or need to be updated to operate
139# in the manor required by the platform.  Any tests which are skipped for this
140# reason will be suppressed in the final analysis output.
141#
142na_reason = "Not applicable"
143
144#
145# Some test cases doesn't have all requirements to run on Github actions CI.
146#
147ci_reason = 'CI runner doesn\'t have all requirements'
148
149summary = {
150    'total': float(0),
151    'passed': float(0),
152    'logfile': "Could not determine logfile location."
153}
154
155#
156# These tests are known to fail, thus we use this list to prevent these
157# failures from failing the job as a whole; only unexpected failures
158# bubble up to cause this script to exit with a non-zero exit status.
159#
160# Format: { 'test-name': ['expected result', 'issue-number | reason'] }
161#
162# For each known failure it is recommended to link to a GitHub issue by
163# setting the reason to the issue number.  Alternately, one of the generic
164# reasons listed above can be used.
165#
166known = {
167    'casenorm/mixed_none_lookup_ci': ['FAIL', '7633'],
168    'casenorm/mixed_formd_lookup_ci': ['FAIL', '7633'],
169    'cli_root/zfs_unshare/zfs_unshare_002_pos': ['SKIP', na_reason],
170    'cli_root/zfs_unshare/zfs_unshare_006_pos': ['SKIP', na_reason],
171    'cli_root/zpool_import/import_rewind_device_replaced':
172        ['FAIL', rewind_reason],
173    'cli_user/misc/zfs_share_001_neg': ['SKIP', na_reason],
174    'cli_user/misc/zfs_unshare_001_neg': ['SKIP', na_reason],
175    'privilege/setup': ['SKIP', na_reason],
176    'refreserv/refreserv_004_pos': ['FAIL', known_reason],
177    'rootpool/setup': ['SKIP', na_reason],
178    'rsend/rsend_008_pos': ['SKIP', '6066'],
179    'vdev_zaps/vdev_zaps_007_pos': ['FAIL', known_reason],
180}
181
182if sys.platform.startswith('freebsd'):
183    known.update({
184        'cli_root/zpool_wait/zpool_wait_trim_basic': ['SKIP', trim_reason],
185        'cli_root/zpool_wait/zpool_wait_trim_cancel': ['SKIP', trim_reason],
186        'cli_root/zpool_wait/zpool_wait_trim_flag': ['SKIP', trim_reason],
187        'link_count/link_count_001': ['SKIP', na_reason],
188    })
189elif sys.platform.startswith('linux'):
190    known.update({
191        'casenorm/mixed_formd_lookup': ['FAIL', '7633'],
192        'casenorm/mixed_formd_delete': ['FAIL', '7633'],
193        'casenorm/sensitive_formd_lookup': ['FAIL', '7633'],
194        'casenorm/sensitive_formd_delete': ['FAIL', '7633'],
195        'removal/removal_with_zdb': ['SKIP', known_reason],
196    })
197
198
199#
200# These tests may occasionally fail or be skipped.  We want there failures
201# to be reported but only unexpected failures should bubble up to cause
202# this script to exit with a non-zero exit status.
203#
204# Format: { 'test-name': ['expected result', 'issue-number | reason'] }
205#
206# For each known failure it is recommended to link to a GitHub issue by
207# setting the reason to the issue number.  Alternately, one of the generic
208# reasons listed above can be used.
209#
210maybe = {
211    'chattr/setup': ['SKIP', exec_reason],
212    'crtime/crtime_001_pos': ['SKIP', statx_reason],
213    'cli_root/zdb/zdb_006_pos': ['FAIL', known_reason],
214    'cli_root/zfs_destroy/zfs_destroy_dev_removal_condense':
215        ['FAIL', known_reason],
216    'cli_root/zfs_get/zfs_get_004_pos': ['FAIL', known_reason],
217    'cli_root/zfs_get/zfs_get_009_pos': ['SKIP', '5479'],
218    'cli_root/zfs_rollback/zfs_rollback_001_pos': ['FAIL', known_reason],
219    'cli_root/zfs_rollback/zfs_rollback_002_pos': ['FAIL', known_reason],
220    'cli_root/zfs_share/setup': ['SKIP', share_reason],
221    'cli_root/zfs_snapshot/zfs_snapshot_002_neg': ['FAIL', known_reason],
222    'cli_root/zfs_unshare/setup': ['SKIP', share_reason],
223    'cli_root/zpool_add/zpool_add_004_pos': ['FAIL', known_reason],
224    'cli_root/zpool_destroy/zpool_destroy_001_pos': ['SKIP', '6145'],
225    'cli_root/zpool_import/import_rewind_config_changed':
226        ['FAIL', rewind_reason],
227    'cli_root/zpool_import/zpool_import_missing_003_pos': ['SKIP', '6839'],
228    'cli_root/zpool_initialize/zpool_initialize_import_export':
229        ['FAIL', '11948'],
230    'cli_root/zpool_labelclear/zpool_labelclear_removed':
231        ['FAIL', known_reason],
232    'cli_root/zpool_trim/setup': ['SKIP', trim_reason],
233    'cli_root/zpool_upgrade/zpool_upgrade_004_pos': ['FAIL', '6141'],
234    'delegate/setup': ['SKIP', exec_reason],
235    'fallocate/fallocate_punch-hole': ['SKIP', fspacectl_reason],
236    'history/history_004_pos': ['FAIL', '7026'],
237    'history/history_005_neg': ['FAIL', '6680'],
238    'history/history_006_neg': ['FAIL', '5657'],
239    'history/history_008_pos': ['FAIL', known_reason],
240    'history/history_010_pos': ['SKIP', exec_reason],
241    'io/mmap': ['SKIP', fio_reason],
242    'largest_pool/largest_pool_001_pos': ['FAIL', known_reason],
243    'mmp/mmp_on_uberblocks': ['FAIL', known_reason],
244    'pyzfs/pyzfs_unittest': ['SKIP', python_deps_reason],
245    'no_space/enospc_002_pos': ['FAIL', enospc_reason],
246    'pool_checkpoint/checkpoint_discard_busy': ['FAIL', '11946'],
247    'projectquota/setup': ['SKIP', exec_reason],
248    'redundancy/redundancy_004_neg': ['FAIL', '7290'],
249    'redundancy/redundancy_draid_spare3': ['SKIP', known_reason],
250    'removal/removal_condense_export': ['FAIL', known_reason],
251    'reservation/reservation_008_pos': ['FAIL', '7741'],
252    'reservation/reservation_018_pos': ['FAIL', '5642'],
253    'rsend/rsend_019_pos': ['FAIL', '6086'],
254    'rsend/rsend_020_pos': ['FAIL', '6446'],
255    'rsend/rsend_021_pos': ['FAIL', '6446'],
256    'rsend/rsend_024_pos': ['FAIL', '5665'],
257    'rsend/send-c_volume': ['FAIL', '6087'],
258    'rsend/send_partial_dataset': ['FAIL', known_reason],
259    'snapshot/clone_001_pos': ['FAIL', known_reason],
260    'snapshot/snapshot_009_pos': ['FAIL', '7961'],
261    'snapshot/snapshot_010_pos': ['FAIL', '7961'],
262    'snapused/snapused_004_pos': ['FAIL', '5513'],
263    'tmpfile/setup': ['SKIP', tmpfile_reason],
264    'threadsappend/threadsappend_001_pos': ['FAIL', '6136'],
265    'trim/setup': ['SKIP', trim_reason],
266    'upgrade/upgrade_projectquota_001_pos': ['SKIP', project_id_reason],
267    'user_namespace/setup': ['SKIP', user_ns_reason],
268    'userquota/setup': ['SKIP', exec_reason],
269    'vdev_zaps/vdev_zaps_004_pos': ['FAIL', '6935'],
270    'zvol/zvol_ENOSPC/zvol_ENOSPC_001_pos': ['FAIL', '5848'],
271    'pam/setup': ['SKIP', "pamtester might be not available"],
272}
273
274if sys.platform.startswith('freebsd'):
275    maybe.update({
276        'cli_root/zfs_copies/zfs_copies_002_pos': ['FAIL', known_reason],
277        'cli_root/zfs_inherit/zfs_inherit_001_neg': ['FAIL', known_reason],
278        'cli_root/zfs_receive/receive-o-x_props_override':
279            ['FAIL', known_reason],
280        'cli_root/zfs_share/zfs_share_011_pos': ['FAIL', known_reason],
281        'cli_root/zfs_share/zfs_share_concurrent_shares':
282            ['FAIL', known_reason],
283        'cli_root/zpool_import/zpool_import_012_pos': ['FAIL', known_reason],
284        'delegate/zfs_allow_003_pos': ['FAIL', known_reason],
285        'inheritance/inherit_001_pos': ['FAIL', '11829'],
286        'resilver/resilver_restart_001': ['FAIL', known_reason],
287        'pool_checkpoint/checkpoint_big_rewind': ['FAIL', '12622'],
288        'pool_checkpoint/checkpoint_indirect': ['FAIL', '12623'],
289    })
290elif sys.platform.startswith('linux'):
291    maybe.update({
292        'alloc_class/alloc_class_009_pos': ['FAIL', known_reason],
293        'alloc_class/alloc_class_010_pos': ['FAIL', known_reason],
294        'alloc_class/alloc_class_011_neg': ['FAIL', known_reason],
295        'alloc_class/alloc_class_012_pos': ['FAIL', known_reason],
296        'alloc_class/alloc_class_013_pos': ['FAIL', '11888'],
297        'cli_root/zfs_rename/zfs_rename_002_pos': ['FAIL', known_reason],
298        'cli_root/zpool_expand/zpool_expand_001_pos': ['FAIL', known_reason],
299        'cli_root/zpool_expand/zpool_expand_005_pos': ['FAIL', known_reason],
300        'cli_root/zpool_reopen/zpool_reopen_003_pos': ['FAIL', known_reason],
301        'fault/auto_spare_shared': ['FAIL', '11889'],
302        'io/io_uring': ['SKIP', 'io_uring support required'],
303        'limits/filesystem_limit': ['SKIP', known_reason],
304        'limits/snapshot_limit': ['SKIP', known_reason],
305        'mmp/mmp_active_import': ['FAIL', known_reason],
306        'mmp/mmp_exported_import': ['FAIL', known_reason],
307        'mmp/mmp_inactive_import': ['FAIL', known_reason],
308        'refreserv/refreserv_raidz': ['FAIL', known_reason],
309        'rsend/rsend_007_pos': ['FAIL', known_reason],
310        'rsend/rsend_010_pos': ['FAIL', known_reason],
311        'rsend/rsend_011_pos': ['FAIL', known_reason],
312        'snapshot/rollback_003_pos': ['FAIL', known_reason],
313        'zvol/zvol_misc/zvol_misc_snapdev': ['FAIL', '12621'],
314        'zvol/zvol_misc/zvol_misc_volmode': ['FAIL', known_reason],
315    })
316
317
318# Not all Github actions runners have scsi_debug module, so we may skip
319#   some tests which use it.
320if os.environ.get('CI') == 'true':
321    known.update({
322        'cli_root/zpool_expand/zpool_expand_001_pos': ['SKIP', ci_reason],
323        'cli_root/zpool_expand/zpool_expand_003_neg': ['SKIP', ci_reason],
324        'cli_root/zpool_expand/zpool_expand_005_pos': ['SKIP', ci_reason],
325        'cli_root/zpool_reopen/setup': ['SKIP', ci_reason],
326        'cli_root/zpool_reopen/zpool_reopen_001_pos': ['SKIP', ci_reason],
327        'cli_root/zpool_reopen/zpool_reopen_002_pos': ['SKIP', ci_reason],
328        'cli_root/zpool_reopen/zpool_reopen_003_pos': ['SKIP', ci_reason],
329        'cli_root/zpool_reopen/zpool_reopen_004_pos': ['SKIP', ci_reason],
330        'cli_root/zpool_reopen/zpool_reopen_005_pos': ['SKIP', ci_reason],
331        'cli_root/zpool_reopen/zpool_reopen_006_neg': ['SKIP', ci_reason],
332        'cli_root/zpool_reopen/zpool_reopen_007_pos': ['SKIP', ci_reason],
333        'cli_root/zpool_split/zpool_split_wholedisk': ['SKIP', ci_reason],
334        'fault/auto_offline_001_pos': ['SKIP', ci_reason],
335        'fault/auto_online_001_pos': ['SKIP', ci_reason],
336        'fault/auto_online_002_pos': ['SKIP', ci_reason],
337        'fault/auto_replace_001_pos': ['SKIP', ci_reason],
338        'fault/auto_spare_ashift': ['SKIP', ci_reason],
339        'fault/auto_spare_shared': ['SKIP', ci_reason],
340        'procfs/pool_state': ['SKIP', ci_reason],
341    })
342
343    maybe.update({
344        'events/events_002_pos': ['FAIL', '11546'],
345    })
346
347
348def usage(s):
349    print(s)
350    sys.exit(1)
351
352
353def process_results(pathname):
354    try:
355        f = open(pathname)
356    except IOError as e:
357        print('Error opening file: %s' % e)
358        sys.exit(1)
359
360    prefix = '/zfs-tests/tests/functional/'
361    pattern = \
362        r'^Test(?:\s+\(\S+\))?:' + \
363        r'\s*\S*%s(\S+)\s*\(run as (\S+)\)\s*\[(\S+)\]\s*\[(\S+)\]' \
364        % prefix
365    pattern_log = r'^\s*Log directory:\s*(\S*)'
366
367    d = {}
368    for line in f.readlines():
369        m = re.match(pattern, line)
370        if m and len(m.groups()) == 4:
371            summary['total'] += 1
372            if m.group(4) == "PASS":
373                summary['passed'] += 1
374            d[m.group(1)] = m.group(4)
375            continue
376
377        m = re.match(pattern_log, line)
378        if m:
379            summary['logfile'] = m.group(1)
380
381    return d
382
383
384class ListMaybesAction(argparse.Action):
385    def __init__(self,
386                 option_strings,
387                 dest="SUPPRESS",
388                 default="SUPPRESS",
389                 help="list flaky tests and exit"):
390        super(ListMaybesAction, self).__init__(
391            option_strings=option_strings,
392            dest=dest,
393            default=default,
394            nargs=0,
395            help=help)
396
397    def __call__(self, parser, namespace, values, option_string=None):
398        for test in maybe:
399            print(test)
400        sys.exit(0)
401
402
403if __name__ == "__main__":
404    parser = argparse.ArgumentParser(description='Analyze ZTS logs')
405    parser.add_argument('logfile')
406    parser.add_argument('--list-maybes', action=ListMaybesAction)
407    parser.add_argument('--no-maybes', action='store_false', dest='maybes')
408    args = parser.parse_args()
409
410    results = process_results(args.logfile)
411
412    if summary['total'] == 0:
413        print("\n\nNo test results were found.")
414        print("Log directory:  %s" % summary['logfile'])
415        sys.exit(0)
416
417    expected = []
418    unexpected = []
419    all_maybes = True
420
421    for test in list(results.keys()):
422        if results[test] == "PASS":
423            continue
424
425        setup = test.replace(os.path.basename(test), "setup")
426        if results[test] == "SKIP" and test != setup:
427            if setup in known and known[setup][0] == "SKIP":
428                continue
429            if setup in maybe and maybe[setup][0] == "SKIP":
430                continue
431
432        if (test in known and results[test] in known[test][0]):
433            expected.append(test)
434        elif test in maybe and results[test] in maybe[test][0]:
435            if results[test] == 'SKIP' or args.maybes:
436                expected.append(test)
437            elif not args.maybes:
438                unexpected.append(test)
439        else:
440            unexpected.append(test)
441            all_maybes = False
442
443    print("\nTests with results other than PASS that are expected:")
444    for test in sorted(expected):
445        issue_url = 'https://github.com/openzfs/zfs/issues/'
446
447        # Include the reason why the result is expected, given the following:
448        # 1. Suppress test results which set the "Not applicable" reason.
449        # 2. Numerical reasons are assumed to be GitHub issue numbers.
450        # 3. When an entire test group is skipped only report the setup reason.
451        if test in known:
452            if known[test][1] == na_reason:
453                continue
454            elif known[test][1].isdigit():
455                expect = issue_url + known[test][1]
456            else:
457                expect = known[test][1]
458        elif test in maybe:
459            if maybe[test][1].isdigit():
460                expect = issue_url + maybe[test][1]
461            else:
462                expect = maybe[test][1]
463        elif setup in known and known[setup][0] == "SKIP" and setup != test:
464            continue
465        elif setup in maybe and maybe[setup][0] == "SKIP" and setup != test:
466            continue
467        else:
468            expect = "UNKNOWN REASON"
469        print("    %s %s (%s)" % (results[test], test, expect))
470
471    print("\nTests with result of PASS that are unexpected:")
472    for test in sorted(known.keys()):
473        # We probably should not be silently ignoring the case
474        # where "test" is not in "results".
475        if test not in results or results[test] != "PASS":
476            continue
477        print("    %s %s (expected %s)" % (results[test], test,
478                                           known[test][0]))
479
480    print("\nTests with results other than PASS that are unexpected:")
481    for test in sorted(unexpected):
482        expect = "PASS" if test not in known else known[test][0]
483        print("    %s %s (expected %s)" % (results[test], test, expect))
484
485    if len(unexpected) == 0:
486        sys.exit(0)
487    elif not args.maybes and all_maybes:
488        sys.exit(2)
489    else:
490        sys.exit(1)
491