virtual_test_sheriff.py@ 65804

Last change on this file since 65804 was 65804, checked in by vboxsync, 8 years ago
vsheriff: check out kvm_lock_spinning guest stacks.
Property svn:eol-style set to `LF` Property svn:executable set to ``* Property svn:keywords set to `Author Date Id Revision`
File size: 60.6 KB

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1	#!/usr/bin/env python
2	# -- coding: utf-8 --
3	# $Id: virtual_test_sheriff.py 65804 2017-02-17 13:19:21Z vboxsync $
4	# pylint: disable=C0301
5
6	"""
7	Virtual Test Sheriff.
8
9	Duties:
10	- Try to a assign failure reasons to recently failed tests.
11	- Reboot or disable bad test boxes.
12
13	"""
14
15	__copyright__ = \
16	"""
17	Copyright (C) 2012-2016 Oracle Corporation
18
19	This file is part of VirtualBox Open Source Edition (OSE), as
20	available from http://www.215389.xyz. This file is free software;
21	you can redistribute it and/or modify it under the terms of the GNU
22	General Public License (GPL) as published by the Free Software
23	Foundation, in version 2 as it comes in the "COPYING" file of the
24	VirtualBox OSE distribution. VirtualBox OSE is distributed in the
25	hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
26
27	The contents of this file may alternatively be used under the terms
28	of the Common Development and Distribution License Version 1.0
29	(CDDL) only, as it comes in the "COPYING.CDDL" file of the
30	VirtualBox OSE distribution, in which case the provisions of the
31	CDDL are applicable instead of those of the GPL.
32
33	You may elect to license modified versions of this file under the
34	terms and conditions of either the GPL or the CDDL or both.
35	"""
36	__version__ = "$Revision: 65804 $"
37
38
39	# Standard python imports
40	import sys;
41	import os;
42	import hashlib;
43	import StringIO;
44	from optparse import OptionParser;
45	from PIL import Image; # pylint: disable=import-error
46
47	# Add Test Manager's modules path
48	g_ksTestManagerDir = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))));
49	sys.path.append(g_ksTestManagerDir);
50
51	# Test Manager imports
52	from testmanager.core.db import TMDatabaseConnection;
53	from testmanager.core.build import BuildDataEx;
54	from testmanager.core.failurereason import FailureReasonLogic;
55	from testmanager.core.testbox import TestBoxLogic, TestBoxData;
56	from testmanager.core.testcase import TestCaseDataEx;
57	from testmanager.core.testgroup import TestGroupData;
58	from testmanager.core.testset import TestSetLogic, TestSetData;
59	from testmanager.core.testresults import TestResultLogic, TestResultFileData;
60	from testmanager.core.testresultfailures import TestResultFailureLogic, TestResultFailureData;
61	from testmanager.core.useraccount import UserAccountLogic;
62
63
64	class VirtualTestSheriffCaseFile(object):
65	"""
66	A failure investigation case file.
67
68	"""
69
70
71	## Max log file we'll read into memory. (256 MB)
72	kcbMaxLogRead = 0x10000000;
73
74	def __init__(self, oSheriff, oTestSet, oTree, oBuild, oTestBox, oTestGroup, oTestCase):
75	self.oSheriff = oSheriff;
76	self.oTestSet = oTestSet; # TestSetData
77	self.oTree = oTree; # TestResultDataEx
78	self.oBuild = oBuild; # BuildDataEx
79	self.oTestBox = oTestBox; # TestBoxData
80	self.oTestGroup = oTestGroup; # TestGroupData
81	self.oTestCase = oTestCase; # TestCaseDataEx
82	self.sMainLog = ''; # The main log file. Empty string if not accessible.
83
84	# Generate a case file name.
85	self.sName = '#%u: %s' % (self.oTestSet.idTestSet, self.oTestCase.sName,)
86	self.sLongName = '#%u: "%s" on "%s" running %s %s (%s), "%s" by %s, using %s %s %s r%u' \
87	% ( self.oTestSet.idTestSet,
88	self.oTestCase.sName,
89	self.oTestBox.sName,
90	self.oTestBox.sOs,
91	self.oTestBox.sOsVersion,
92	self.oTestBox.sCpuArch,
93	self.oTestBox.sCpuName,
94	self.oTestBox.sCpuVendor,
95	self.oBuild.oCat.sProduct,
96	self.oBuild.oCat.sBranch,
97	self.oBuild.oCat.sType,
98	self.oBuild.iRevision, );
99
100	# Investigation notes.
101	self.tReason = None; # None or one of the ktReason_XXX constants.
102	self.dReasonForResultId = {}; # Reason assignments indexed by idTestResult.
103	self.dCommentForResultId = {}; # Comment assignments indexed by idTestResult.
104
105	#
106	# Reason.
107	#
108
109	def noteReason(self, tReason):
110	""" Notes down a possible reason. """
111	self.oSheriff.dprint(u'noteReason: %s -> %s' % (self.tReason, tReason,));
112	self.tReason = tReason;
113	return True;
114
115	def noteReasonForId(self, tReason, idTestResult, sComment = None):
116	""" Notes down a possible reason for a specific test result. """
117	self.oSheriff.dprint(u'noteReasonForId: %u: %s -> %s%s'
118	% (idTestResult, self.dReasonForResultId.get(idTestResult, None), tReason,
119	(u' (%s)' % (sComment,)) if sComment is not None else ''));
120	self.dReasonForResultId[idTestResult] = tReason;
121	if sComment is not None:
122	self.dCommentForResultId[idTestResult] = sComment;
123	return True;
124
125
126	#
127	# Test classification.
128	#
129
130	def isVBoxTest(self):
131	""" Test classification: VirtualBox (using the build) """
132	return self.oBuild.oCat.sProduct.lower() in [ 'virtualbox', 'vbox' ];
133
134	def isVBoxUnitTest(self):
135	""" Test case classification: The unit test doing all our testcase/*.cpp stuff. """
136	return self.isVBoxTest() \
137	and self.oTestCase.sName.lower() == 'unit tests';
138
139	def isVBoxInstallTest(self):
140	""" Test case classification: VirtualBox Guest installation test. """
141	return self.isVBoxTest() \
142	and self.oTestCase.sName.lower().startswith('install:');
143
144	def isVBoxUSBTest(self):
145	""" Test case classification: VirtualBox USB test. """
146	return self.isVBoxTest() \
147	and self.oTestCase.sName.lower().startswith('usb:');
148
149	def isVBoxStorageTest(self):
150	""" Test case classification: VirtualBox Storage test. """
151	return self.isVBoxTest() \
152	and self.oTestCase.sName.lower().startswith('storage:');
153
154	def isVBoxGAsTest(self):
155	""" Test case classification: VirtualBox Guest Additions test. """
156	return self.isVBoxTest() \
157	and self.oTestCase.sName.lower().startswith('ga\'s tests');
158
159	def isVBoxAPITest(self):
160	""" Test case classification: VirtualBox API test. """
161	return self.isVBoxTest() \
162	and self.oTestCase.sName.lower().startswith('api:');
163
164	def isVBoxBenchmarkTest(self):
165	""" Test case classification: VirtualBox Benchmark test. """
166	return self.isVBoxTest() \
167	and self.oTestCase.sName.lower().startswith('benchmark:');
168
169	def isVBoxSmokeTest(self):
170	""" Test case classification: Smoke test. """
171	return self.isVBoxTest() \
172	and self.oTestCase.sName.lower().startswith('smoketest');
173
174
175	#
176	# Utility methods.
177	#
178
179	def getMainLog(self):
180	"""
181	Tries to reads the main log file since this will be the first source of information.
182	"""
183	if len(self.sMainLog) > 0:
184	return self.sMainLog;
185	(oFile, oSizeOrError, _) = self.oTestSet.openFile('main.log', 'rb');
186	if oFile is not None:
187	try:
188	self.sMainLog = oFile.read(min(self.kcbMaxLogRead, oSizeOrError)).decode('utf-8', 'replace');
189	except Exception as oXcpt:
190	self.oSheriff.vprint(u'Error reading main log file: %s' % (oXcpt,))
191	self.sMainLog = '';
192	else:
193	self.oSheriff.vprint(u'Error opening main log file: %s' % (oSizeOrError,));
194	return self.sMainLog;
195
196	def getLogFile(self, oFile):
197	"""
198	Tries to reads the given file as a utf-8 log file.
199	oFile is a TestFileDataEx instance.
200	Returns empty string if problems opening or reading the file.
201	"""
202	sContent = '';
203	(oFile, oSizeOrError, _) = self.oTestSet.openFile(oFile.sFile, 'rb');
204	if oFile is not None:
205	try:
206	sContent = oFile.read(min(self.kcbMaxLogRead, oSizeOrError)).decode('utf-8', 'replace');
207	except Exception as oXcpt:
208	self.oSheriff.vprint(u'Error reading the "%s" log file: %s' % (oFile.sFile, oXcpt,))
209	else:
210	self.oSheriff.vprint(u'Error opening the "%s" log file: %s' % (oFile.sFile, oSizeOrError,));
211	return sContent;
212
213	def getScreenshotSha256(self, oFile):
214	"""
215	Tries to read the given screenshot file, uncompress it, and do SHA-2
216	on the raw pixels.
217	Returns SHA-2 digest string on success, None on failure.
218	"""
219	(oFile, _, _) = self.oTestSet.openFile(oFile.sFile, 'rb');
220	try:
221	abImageFile = oFile.read();
222	except Exception as oXcpt:
223	self.oSheriff.vprint(u'Error reading the "%s" image file: %s' % (oFile.sFile, oXcpt,))
224	else:
225	try:
226	oImage = Image.open(StringIO.StringIO(abImageFile));
227	except Exception as oXcpt:
228	self.oSheriff.vprint(u'Error opening the "%s" image bytes using PIL.Image.open: %s' % (oFile.sFile, oXcpt,))
229	else:
230	try:
231	oHash = hashlib.sha256();
232	oHash.update(oImage.tostring());
233	except Exception as oXcpt:
234	self.oSheriff.vprint(u'Error hashing the uncompressed image bytes for "%s": %s' % (oFile.sFile, oXcpt,))
235	else:
236	return oHash.hexdigest();
237	return None;
238
239
240
241	def isSingleTestFailure(self):
242	"""
243	Figure out if this is a single test failing or if it's one of the
244	more complicated ones.
245	"""
246	if self.oTree.cErrors == 1:
247	return True;
248	if self.oTree.deepCountErrorContributers() <= 1:
249	return True;
250	return False;
251
252
253
254	class VirtualTestSheriff(object): # pylint: disable=R0903
255	"""
256	Add build info into Test Manager database.
257	"""
258
259	## The user account for the virtual sheriff.
260	ksLoginName = 'vsheriff';
261
262	def __init__(self):
263	"""
264	Parse command line.
265	"""
266	self.oDb = None;
267	self.tsNow = None;
268	self.oTestResultLogic = None;
269	self.oTestSetLogic = None;
270	self.oFailureReasonLogic = None; # FailureReasonLogic;
271	self.oTestResultFailureLogic = None; # TestResultFailureLogic
272	self.oLogin = None;
273	self.uidSelf = -1;
274	self.oLogFile = None;
275	self.asBsodReasons = [];
276	self.asUnitTestReasons = [];
277
278	oParser = OptionParser();
279	oParser.add_option('--start-hours-ago', dest = 'cStartHoursAgo', metavar = '<hours>', default = 0, type = 'int',
280	help = 'When to start specified as hours relative to current time. Defauls is right now.', );
281	oParser.add_option('--hours-period', dest = 'cHoursBack', metavar = '<period-in-hours>', default = 2, type = 'int',
282	help = 'Work period specified in hours. Defauls is 2 hours.');
283	oParser.add_option('--real-run-back', dest = 'fRealRun', action = 'store_true', default = False,
284	help = 'Whether to commit the findings to the database. Default is a dry run.');
285	oParser.add_option('-q', '--quiet', dest = 'fQuiet', action = 'store_true', default = False,
286	help = 'Quiet execution');
287	oParser.add_option('-l', '--log', dest = 'sLogFile', metavar = '<logfile>', default = None,
288	help = 'Where to log messages.');
289	oParser.add_option('--debug', dest = 'fDebug', action = 'store_true', default = False,
290	help = 'Enables debug mode.');
291
292	(self.oConfig, _) = oParser.parse_args();
293
294	if self.oConfig.sLogFile is not None and len(self.oConfig.sLogFile) > 0:
295	self.oLogFile = open(self.oConfig.sLogFile, "a");
296	self.oLogFile.write('VirtualTestSheriff: $Revision: 65804 $ \n');
297
298
299	def eprint(self, sText):
300	"""
301	Prints error messages.
302	Returns 1 (for exit code usage.)
303	"""
304	print 'error: %s' % (sText,);
305	if self.oLogFile is not None:
306	self.oLogFile.write((u'error: %s\n' % (sText,)).encode('utf-8'));
307	return 1;
308
309	def dprint(self, sText):
310	"""
311	Prints debug info.
312	"""
313	if self.oConfig.fDebug:
314	if not self.oConfig.fQuiet:
315	print 'debug: %s' % (sText, );
316	if self.oLogFile is not None:
317	self.oLogFile.write((u'debug: %s\n' % (sText,)).encode('utf-8'));
318	return 0;
319
320	def vprint(self, sText):
321	"""
322	Prints verbose info.
323	"""
324	if not self.oConfig.fQuiet:
325	print 'info: %s' % (sText,);
326	if self.oLogFile is not None:
327	self.oLogFile.write((u'info: %s\n' % (sText,)).encode('utf-8'));
328	return 0;
329
330	def getFailureReason(self, tReason):
331	""" Gets the failure reason object for tReason. """
332	return self.oFailureReasonLogic.cachedLookupByNameAndCategory(tReason[1], tReason[0]);
333
334	def selfCheck(self):
335	""" Does some self checks, looking up things we expect to be in the database and such. """
336	rcExit = 0;
337	for sAttr in dir(self.__class__):
338	if sAttr.startswith('ktReason_'):
339	tReason = getattr(self.__class__, sAttr);
340	oFailureReason = self.getFailureReason(tReason);
341	if oFailureReason is None:
342	rcExit = self.eprint(u'Failed to find failure reason "%s" in category "%s" in the database!'
343	% (tReason[1], tReason[0],));
344
345	# Check the user account as well.
346	if self.oLogin is None:
347	oLogin = UserAccountLogic(self.oDb).tryFetchAccountByLoginName(VirtualTestSheriff.ksLoginName);
348	if oLogin is None:
349	rcExit = self.eprint(u'Cannot find my user account "%s"!' % (VirtualTestSheriff.ksLoginName,));
350	return rcExit;
351
352
353
354	def badTestBoxManagement(self):
355	"""
356	Looks for bad test boxes and first tries once to reboot them then disables them.
357	"""
358	rcExit = 0;
359
360	#
361	# We skip this entirely if we're running in the past and not in harmless debug mode.
362	#
363	if self.oConfig.cStartHoursAgo != 0 \
364	and (not self.oConfig.fDebug or self.oConfig.fRealRun):
365	return rcExit;
366	tsNow = self.tsNow if self.oConfig.fDebug else None;
367	cHoursBack = self.oConfig.cHoursBack if self.oConfig.fDebug else 2;
368	oTestBoxLogic = TestBoxLogic(self.oDb);
369
370	#
371	# Generate a list of failures reasons we consider bad-testbox behavior.
372	#
373	aidFailureReasons = [
374	self.getFailureReason(self.ktReason_Host_DriverNotUnloading).idFailureReason,
375	];
376
377	#
378	# Get list of bad test boxes for given period and check them out individually.
379	#
380	aidBadTestBoxes = self.oTestSetLogic.fetchBadTestBoxIds(cHoursBack = cHoursBack, tsNow = tsNow,
381	aidFailureReasons = aidFailureReasons);
382	for idTestBox in aidBadTestBoxes:
383	# Skip if the testbox is already disabled or has a pending reboot command.
384	try:
385	oTestBox = TestBoxData().initFromDbWithId(self.oDb, idTestBox);
386	except Exception as oXcpt:
387	rcExit = self.eprint('Failed to get data for test box #%u in badTestBoxManagement: %s' % (idTestBox, oXcpt,));
388	continue;
389	if not oTestBox.fEnabled:
390	self.dprint(u'badTestBoxManagement: Skipping test box #%u (%s) as it has been disabled already.'
391	% ( idTestBox, oTestBox.sName, ));
392	continue;
393	if oTestBox.enmPendingCmd != TestBoxData.ksTestBoxCmd_None:
394	self.dprint(u'badTestBoxManagement: Skipping test box #%u (%s) as it has a command pending: %s'
395	% ( idTestBox, oTestBox.sName, oTestBox.enmPendingCmd));
396	continue;
397
398	# Get the most recent testsets for this box (descending on tsDone) and see how bad it is.
399	aoSets = self.oTestSetLogic.fetchSetsForTestBox(idTestBox, cHoursBack = cHoursBack, tsNow = tsNow);
400	cOkay = 0;
401	cBad = 0;
402	iFirstOkay = len(aoSets);
403	for iSet, oSet in enumerate(aoSets):
404	if oSet.enmStatus == TestSetData.ksTestStatus_BadTestBox:
405	cBad += 1;
406	else:
407	# Check for bad failure reasons.
408	oFailure = None;
409	if oSet.enmStatus in TestSetData.kasBadTestStatuses:
410	oFailure = self.oTestResultFailureLogic.getById(oSet.idTestResult);
411	if oFailure is not None and oFailure.idFailureReason in aidFailureReasons:
412	cBad += 1;
413	else:
414	# This is an okay test result then.
415	## @todo maybe check the elapsed time here, it could still be a bad run?
416	cOkay += 1;
417	if iFirstOkay > iSet:
418	iFirstOkay = iSet;
419	if iSet > 10:
420	break;
421
422	# We react if there are two or more bad-testbox statuses at the head of the
423	# history and at least three in the last 10 results.
424	if iFirstOkay >= 2 and cBad > 2:
425	if oTestBoxLogic.hasTestBoxRecentlyBeenRebooted(idTestBox, cHoursBack = cHoursBack, tsNow = tsNow):
426	self.vprint(u'Disabling testbox #%u (%s) - iFirstOkay=%u cBad=%u cOkay=%u'
427	% ( idTestBox, oTestBox.sName, iFirstOkay, cBad, cOkay));
428	if self.oConfig.fRealRun is True:
429	try:
430	oTestBoxLogic.disableTestBox(idTestBox, self.uidSelf, fCommit = True,
431	sComment = 'Automatically disabled (iFirstOkay=%u cBad=%u cOkay=%u)'
432	% (iFirstOkay, cBad, cOkay),);
433	except Exception as oXcpt:
434	rcExit = self.eprint(u'Error disabling testbox #%u (%u): %s\n' % (idTestBox, oTestBox.sName, oXcpt,));
435	else:
436	self.vprint(u'Rebooting testbox #%u (%s) - iFirstOkay=%u cBad=%u cOkay=%u'
437	% ( idTestBox, oTestBox.sName, iFirstOkay, cBad, cOkay));
438	if self.oConfig.fRealRun is True:
439	try:
440	oTestBoxLogic.rebootTestBox(idTestBox, self.uidSelf, fCommit = True,
441	sComment = 'Automatically rebooted (iFirstOkay=%u cBad=%u cOkay=%u)'
442	% (iFirstOkay, cBad, cOkay),);
443	except Exception as oXcpt:
444	rcExit = self.eprint(u'Error rebooting testbox #%u (%u): %s\n' % (idTestBox, oTestBox.sName, oXcpt,));
445	else:
446	self.dprint(u'badTestBoxManagement: #%u (%s) looks ok: iFirstOkay=%u cBad=%u cOkay=%u'
447	% ( idTestBox, oTestBox.sName, iFirstOkay, cBad, cOkay));
448	return rcExit;
449
450
451	## @name Failure reasons we know.
452	## @{
453	ktReason_BSOD_Recovery = ( 'BSOD', 'Recovery' );
454	ktReason_BSOD_Automatic_Repair = ( 'BSOD', 'Automatic Repair' );
455	ktReason_BSOD_C0000225 = ( 'BSOD', '0xC0000225 (boot)' );
456	ktReason_Guru_Generic = ( 'Guru Meditations', 'Generic Guru Meditation' );
457	ktReason_Guru_VERR_IEM_INSTR_NOT_IMPLEMENTED = ( 'Guru Meditations', 'VERR_IEM_INSTR_NOT_IMPLEMENTED' );
458	ktReason_Guru_VERR_IEM_ASPECT_NOT_IMPLEMENTED = ( 'Guru Meditations', 'VERR_IEM_ASPECT_NOT_IMPLEMENTED' );
459	ktReason_Guru_VERR_TRPM_DONT_PANIC = ( 'Guru Meditations', 'VERR_TRPM_DONT_PANIC' );
460	ktReason_Guru_VERR_PGM_PHYS_PAGE_RESERVED = ( 'Guru Meditations', 'VERR_PGM_PHYS_PAGE_RESERVED' );
461	ktReason_Guru_VERR_VMX_INVALID_GUEST_STATE = ( 'Guru Meditations', 'VERR_VMX_INVALID_GUEST_STATE' );
462	ktReason_Guru_VINF_EM_TRIPLE_FAULT = ( 'Guru Meditations', 'VINF_EM_TRIPLE_FAULT' );
463	ktReason_Host_HostMemoryLow = ( 'Host', 'HostMemoryLow' );
464	ktReason_Host_DriverNotLoaded = ( 'Host', 'Driver not loaded' );
465	ktReason_Host_DriverNotUnloading = ( 'Host', 'Driver not unloading' );
466	ktReason_Host_NotSignedWithBuildCert = ( 'Host', 'Not signed with build cert' );
467	ktReason_Host_Reboot_OSX_Watchdog_Timeout = ( 'Host Reboot', 'OSX Watchdog Timeout' );
468	ktReason_Networking_Nonexistent_host_nic = ( 'Networking', 'Nonexistent host networking interface' );
469	ktReason_OSInstall_GRUB_hang = ( 'O/S Install', 'GRUB hang' );
470	ktReason_Panic_BootManagerC000000F = ( 'Panic', 'Hardware Changed' );
471	ktReason_Panic_MP_BIOS_IO_APIC = ( 'Panic', 'MP-BIOS/IO-APIC' );
472	ktReason_Panic_HugeMemory = ( 'Panic', 'Huge memory assertion' );
473	ktReason_Panic_IOAPICDoesntWork = ( 'Panic', 'IO-APIC and timer does not work' );
474	ktReason_XPCOM_Exit_Minus_11 = ( 'API / (XP)COM', 'exit -11' );
475	ktReason_XPCOM_VBoxSVC_Hang = ( 'API / (XP)COM', 'VBoxSVC hang' );
476	ktReason_XPCOM_VBoxSVC_Hang_Plus_Heap_Corruption = ( 'API / (XP)COM', 'VBoxSVC hang + heap corruption' );
477	ktReason_XPCOM_NS_ERROR_CALL_FAILED = ( 'API / (XP)COM', 'NS_ERROR_CALL_FAILED' );
478	ktReason_Unknown_Heap_Corruption = ( 'Unknown', 'Heap corruption' );
479	ktReason_Unknown_Reboot_Loop = ( 'Unknown', 'Reboot loop' );
480	ktReason_Unknown_File_Not_Found = ( 'Unknown', 'File not found' );
481	ktReason_Unknown_VM_Crash = ( 'Unknown', 'VM crash' );
482	ktReason_VMM_kvm_lock_spinning = ( 'VMM', 'kvm_lock_spinning' );
483	ktReason_Ignore_Buggy_Test_Driver = ( 'Ignore', 'Buggy test driver' );
484	ktReason_Ignore_Stale_Files = ( 'Ignore', 'Stale files' );
485	ktReason_Buggy_Build_Broken_Build = ( 'Broken Build', 'Buggy build' );
486	## @}
487
488	## BSOD category.
489	ksBsodCategory = 'BSOD';
490	## Special reason indicating that the flesh and blood sheriff has work to do.
491	ksBsodAddNew = 'Add new BSOD';
492
493	## Unit test category.
494	ksUnitTestCategory = 'Unit';
495	## Special reason indicating that the flesh and blood sheriff has work to do.
496	ksUnitTestAddNew = 'Add new';
497
498	## Used for indica that we shouldn't report anything for this test result ID and
499	## consider promoting the previous error to test set level if it's the only one.
500	ktHarmless = ( 'Probably', 'Caused by previous error' );
501
502
503	def caseClosed(self, oCaseFile):
504	"""
505	Reports the findings in the case and closes it.
506	"""
507	#
508	# Log it and create a dReasonForReasultId we can use below.
509	#
510	dCommentForResultId = oCaseFile.dCommentForResultId;
511	if len(oCaseFile.dReasonForResultId) > 0:
512	# Must weed out ktHarmless.
513	dReasonForResultId = {};
514	for idKey, tReason in oCaseFile.dReasonForResultId.items():
515	if tReason is not self.ktHarmless:
516	dReasonForResultId[idKey] = tReason;
517	if len(dReasonForResultId) == 0:
518	self.vprint(u'TODO: Closing %s without a real reason, only %s.'
519	% (oCaseFile.sName, oCaseFile.dReasonForResultId));
520	return False;
521
522	# Try promote to single reason.
523	atValues = dReasonForResultId.values();
524	fSingleReason = True;
525	if len(dReasonForResultId) == 1 and dReasonForResultId.keys()[0] != oCaseFile.oTestSet.idTestResult:
526	self.dprint(u'Promoting single reason to whole set: %s' % (atValues[0],));
527	elif len(dReasonForResultId) > 1 and len(atValues) == atValues.count(atValues[0]):
528	self.dprint(u'Merged %d reasons to a single one: %s' % (len(atValues), atValues[0]));
529	else:
530	fSingleReason = False;
531	if fSingleReason:
532	dReasonForResultId = { oCaseFile.oTestSet.idTestResult: atValues[0], };
533	if len(dCommentForResultId) > 0:
534	dCommentForResultId = { oCaseFile.oTestSet.idTestResult: dCommentForResultId.values()[0], };
535	elif oCaseFile.tReason is not None:
536	dReasonForResultId = { oCaseFile.oTestSet.idTestResult: oCaseFile.tReason, };
537	else:
538	self.vprint(u'Closing %s without a reason - this should not happen!' % (oCaseFile.sName,));
539	return False;
540
541	self.vprint(u'Closing %s with following reason%s: %s'
542	% ( oCaseFile.sName, 's' if dReasonForResultId > 0 else '', dReasonForResultId, ));
543
544	#
545	# Add the test failure reason record(s).
546	#
547	for idTestResult, tReason in dReasonForResultId.items():
548	oFailureReason = self.getFailureReason(tReason);
549	if oFailureReason is not None:
550	sComment = 'Set by $Revision: 65804 $' # Handy for reverting later.
551	if idTestResult in dCommentForResultId:
552	sComment += ': ' + dCommentForResultId[idTestResult];
553
554	oAdd = TestResultFailureData();
555	oAdd.initFromValues(idTestResult = idTestResult,
556	idFailureReason = oFailureReason.idFailureReason,
557	uidAuthor = self.uidSelf,
558	idTestSet = oCaseFile.oTestSet.idTestSet,
559	sComment = sComment,);
560	if self.oConfig.fRealRun:
561	try:
562	self.oTestResultFailureLogic.addEntry(oAdd, self.uidSelf, fCommit = True);
563	except Exception as oXcpt:
564	self.eprint(u'caseClosed: Exception "%s" while adding reason %s for %s'
565	% (oXcpt, oAdd, oCaseFile.sLongName,));
566	else:
567	self.eprint(u'caseClosed: Cannot locate failure reason: %s / %s' % ( tReason[0], tReason[1],));
568	return True;
569
570	#
571	# Tools for assiting log parsing.
572	#
573
574	@staticmethod
575	def matchFollowedByLines(sStr, off, asFollowingLines):
576	""" Worker for isThisFollowedByTheseLines. """
577
578	# Advance off to the end of the line.
579	off = sStr.find('\n', off);
580	if off < 0:
581	return False;
582	off += 1;
583
584	# Match each string with the subsequent lines.
585	for iLine, sLine in enumerate(asFollowingLines):
586	offEnd = sStr.find('\n', off);
587	if offEnd < 0:
588	return iLine + 1 == len(asFollowingLines) and sStr.find(sLine, off) < 0;
589	if len(sLine) > 0 and sStr.find(sLine, off, offEnd) < 0:
590	return False;
591
592	# next line.
593	off = offEnd + 1;
594
595	return True;
596
597	@staticmethod
598	def isThisFollowedByTheseLines(sStr, sFirst, asFollowingLines):
599	"""
600	Looks for a line contining sFirst which is then followed by lines
601	with the strings in asFollowingLines. (No newline chars anywhere!)
602	Returns True / False.
603	"""
604	off = sStr.find(sFirst, 0);
605	while off >= 0:
606	if VirtualTestSheriff.matchFollowedByLines(sStr, off, asFollowingLines):
607	return True;
608	off = sStr.find(sFirst, off + 1);
609	return False;
610
611	@staticmethod
612	def findAndReturnResetOfLine(sHaystack, sNeedle):
613	"""
614	Looks for sNeedle in sHaystack.
615	Returns The text following the needle up to the end of the line.
616	Returns None if not found.
617	"""
618	if sHaystack is None:
619	return None;
620	off = sHaystack.find(sNeedle);
621	if off < 0:
622	return None;
623	off += len(sNeedle)
624	offEol = sHaystack.find('\n', off);
625	if offEol < 0:
626	offEol = len(sHaystack);
627	return sHaystack[off:offEol]
628
629	@staticmethod
630	def findInAnyAndReturnResetOfLine(asHaystacks, sNeedle):
631	"""
632	Looks for sNeedle in zeroe or more haystacks (asHaystack).
633	Returns The text following the first needed found up to the end of the line.
634	Returns None if not found.
635	"""
636	for sHaystack in asHaystacks:
637	sRet = VirtualTestSheriff.findAndReturnResetOfLine(sHaystack, sNeedle);
638	if sRet is not None:
639	return sRet;
640	return None;
641
642
643	#
644	# The investigative units.
645	#
646
647	katSimpleInstallUninstallMainLogReasons = [
648	# ( Whether to stop on hit, reason tuple, needle text. )
649	];
650
651	kdatSimpleInstallUninstallMainLogReasonsPerOs = {
652	'darwin': [
653	# ( Whether to stop on hit, reason tuple, needle text. )
654	( True, ktReason_Host_DriverNotUnloading,
655	'Can\'t remove kext org.virtualbox.kext.VBoxDrv; services failed to terminate - 0xe00002c7' ),
656	],
657	};
658
659
660	def investigateInstallUninstallFailure(self, oCaseFile, oFailedResult, sResultLog, fInstall):
661	"""
662	Investigates an install or uninstall failure.
663
664	We lump the two together since the installation typically also performs
665	an uninstall first and will be seeing similar issues to the uninstall.
666	"""
667	_ = fInstall;
668
669	atSimple = self.katSimpleInstallUninstallMainLogReasons;
670	if oCaseFile.oTestBox.sOs in self.kdatSimpleInstallUninstallMainLogReasonsPerOs:
671	atSimple = self.kdatSimpleInstallUninstallMainLogReasonsPerOs[oCaseFile.oTestBox.sOs] + atSimple;
672
673	fFoundSomething = False;
674	for fStopOnHit, tReason, sNeedle in atSimple:
675	if sResultLog.find(sNeedle) > 0:
676	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
677	if fStopOnHit:
678	return True;
679	fFoundSomething = True;
680
681	return fFoundSomething if fFoundSomething else None;
682
683
684	def investigateBadTestBox(self, oCaseFile):
685	"""
686	Checks out bad-testbox statuses.
687	"""
688	_ = oCaseFile;
689	return False;
690
691
692	def investigateVBoxUnitTest(self, oCaseFile):
693	"""
694	Checks out a VBox unittest problem.
695	"""
696
697	#
698	# Process simple test case failures first, using their name as reason.
699	# We do the reason management just like for BSODs.
700	#
701	cRelevantOnes = 0;
702	sMainLog = oCaseFile.getMainLog();
703	aoFailedResults = oCaseFile.oTree.getListOfFailures();
704	for oFailedResult in aoFailedResults:
705	if oFailedResult is oCaseFile.oTree:
706	self.vprint('TODO: toplevel failure');
707	cRelevantOnes += 1
708
709	elif oFailedResult.sName == 'Installing VirtualBox':
710	sResultLog = TestSetData.extractLogSectionElapsed(sMainLog, oFailedResult.tsCreated, oFailedResult.tsElapsed);
711	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = True)
712	cRelevantOnes += 1
713
714	elif oFailedResult.sName == 'Uninstalling VirtualBox':
715	sResultLog = TestSetData.extractLogSectionElapsed(sMainLog, oFailedResult.tsCreated, oFailedResult.tsElapsed);
716	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = False)
717	cRelevantOnes += 1
718
719	elif oFailedResult.oParent is not None:
720	# Get the 2nd level node because that's where we'll find the unit test name.
721	while oFailedResult.oParent.oParent is not None:
722	oFailedResult = oFailedResult.oParent;
723
724	# Only report a failure once.
725	if oFailedResult.idTestResult not in oCaseFile.dReasonForResultId:
726	sKey = oFailedResult.sName;
727	if sKey.startswith('testcase/'):
728	sKey = sKey[9:];
729	if sKey in self.asUnitTestReasons:
730	tReason = ( self.ksUnitTestCategory, sKey );
731	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
732	else:
733	self.dprint(u'Unit test failure "%s" not found in %s;' % (sKey, self.asUnitTestReasons));
734	tReason = ( self.ksUnitTestCategory, self.ksUnitTestAddNew );
735	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult, sComment = sKey);
736	cRelevantOnes += 1
737	else:
738	self.vprint(u'Internal error: expected oParent to NOT be None for %s' % (oFailedResult,));
739
740	#
741	# If we've caught all the relevant ones by now, report the result.
742	#
743	if len(oCaseFile.dReasonForResultId) >= cRelevantOnes:
744	return self.caseClosed(oCaseFile);
745	return False;
746
747	def extractGuestCpuStack(self, sInfoText):
748	"""
749	Extracts the guest CPU stacks from the input file.
750
751	Returns a dictionary keyed by the CPU number, value being a list of
752	raw stack lines (no header).
753	Returns empty dictionary if no stacks where found.
754	"""
755	dRet = {};
756	off = 0;
757	while True:
758	# Find the stack.
759	offStart = sInfoText.find('=== start guest stack VCPU ', off);
760	if offStart < 0:
761	break;
762	offEnd = sInfoText.find('=== end guest stack', offStart + 20);
763	if offEnd >= 0:
764	offEnd += 3;
765	else:
766	offEnd = sInfoText.find('=== start guest stack VCPU', offStart + 20);
767	if offEnd < 0:
768	offEnd = len(sInfoText);
769
770	sStack = sInfoText[offStart : offEnd];
771	sStack = sStack.replace('\r',''); # paranoia
772	asLines = sStack.split('\n');
773
774	# Figure the CPU.
775	asWords = asLines[0].split();
776	if len(asWords) < 6 or not asWords[5].isdigit():
777	break;
778	iCpu = int(asWords[5]);
779
780	# Add it and advance.
781	dRet[iCpu] = [sLine.rstrip() for sLine in asLines[2:-1]]
782	off = offEnd;
783	return dRet;
784
785	def investigateInfoKvmLockSpinning(self, oCaseFile, sInfoText, dLogs):
786	""" Investigates kvm_lock_spinning deadlocks """
787	#
788	# Extract the stacks. We need more than one CPU to create a deadlock.
789	#
790	dStacks = self.extractGuestCpuStack(sInfoText);
791	self.dprint('kvm_lock_spinning: found %s stacks' % (len(dStacks),));
792	if len(dStacks) >= 2:
793	#
794	# Examin each of the stacks. Each must have kvm_lock_spinning in
795	# one of the first three entries.
796	#
797	cHits = 0;
798	for iCpu in dStacks:
799	asBacktrace = dStacks[iCpu];
800	for iFrame in xrange(min(3, len(asBacktrace))):
801	if asBacktrace[iFrame].find('kvm_lock_spinning') >= 0:
802	cHits += 1;
803	break;
804	self.dprint('kvm_lock_spinning: %s/%s hits' % (cHits, len(dStacks),));
805	if cHits == len(dStacks):
806	return (True, self.ktReason_VMM_kvm_lock_spinning);
807
808	_ = dLogs; _ = oCaseFile;
809	return (False, None);
810
811	## Things we search a main or VM log for to figure out why something went bust.
812	katSimpleMainAndVmLogReasons = [
813	# ( Whether to stop on hit, reason tuple, needle text. )
814	( False, ktReason_Guru_Generic, 'GuruMeditation' ),
815	( False, ktReason_Guru_Generic, 'Guru Meditation' ),
816	( True, ktReason_Guru_VERR_IEM_INSTR_NOT_IMPLEMENTED, 'VERR_IEM_INSTR_NOT_IMPLEMENTED' ),
817	( True, ktReason_Guru_VERR_IEM_ASPECT_NOT_IMPLEMENTED, 'VERR_IEM_ASPECT_NOT_IMPLEMENTED' ),
818	( True, ktReason_Guru_VERR_TRPM_DONT_PANIC, 'VERR_TRPM_DONT_PANIC' ),
819	( True, ktReason_Guru_VERR_PGM_PHYS_PAGE_RESERVED, 'VERR_PGM_PHYS_PAGE_RESERVED' ),
820	( True, ktReason_Guru_VERR_VMX_INVALID_GUEST_STATE, 'VERR_VMX_INVALID_GUEST_STATE' ),
821	( True, ktReason_Guru_VINF_EM_TRIPLE_FAULT, 'VINF_EM_TRIPLE_FAULT' ),
822	( True, ktReason_Networking_Nonexistent_host_nic,
823	'rc=E_FAIL text="Nonexistent host networking interface, name \'eth0\' (VERR_INTERNAL_ERROR)"' ),
824	( True, ktReason_Host_Reboot_OSX_Watchdog_Timeout, ': "OSX Watchdog Timeout: ' ),
825	( False, ktReason_XPCOM_NS_ERROR_CALL_FAILED,
826	'Exception: 0x800706be (Call to remote object failed (NS_ERROR_CALL_FAILED))' ),
827	( True, ktReason_Host_HostMemoryLow, 'HostMemoryLow' ),
828	( True, ktReason_Host_HostMemoryLow, 'Failed to procure handy pages; rc=VERR_NO_MEMORY' ),
829	( True, ktReason_Unknown_File_Not_Found,
830	'Error: failed to start machine. Error message: File not found. (VERR_FILE_NOT_FOUND)' ),
831	( True, ktReason_Unknown_File_Not_Found, # lump it in with file-not-found for now.
832	'Error: failed to start machine. Error message: Not supported. (VERR_NOT_SUPPORTED)' ),
833	( False, ktReason_Unknown_VM_Crash, 'txsDoConnectViaTcp: Machine state: Aborted' )
834	];
835
836	## Things we search a VBoxHardening.log file for to figure out why something went bust.
837	katSimpleVBoxHardeningLogReasons = [
838	# ( Whether to stop on hit, reason tuple, needle text. )
839	( True, ktReason_Host_DriverNotLoaded, 'Error opening VBoxDrvStub: STATUS_OBJECT_NAME_NOT_FOUND' ),
840	( True, ktReason_Host_NotSignedWithBuildCert, 'Not signed with the build certificate' ),
841	];
842
843	## Things we search a kernel.log file for to figure out why something went bust.
844	katSimpleKernelLogReasons = [
845	# ( Whether to stop on hit, reason tuple, needle text. )
846	( True, ktReason_Panic_HugeMemory, 'mm/huge_memory.c:1988' ),
847	( True, ktReason_Panic_IOAPICDoesntWork, 'IO-APIC + timer doesn''t work' ),
848	];
849
850	## Things we search the _RIGHT_ _STRIPPED_ vgatext for.
851	katSimpleVgaTextReasons = [
852	# ( Whether to stop on hit, reason tuple, needle text. )
853	( True, ktReason_Panic_MP_BIOS_IO_APIC,
854	"..MP-BIOS bug: 8254 timer not connected to IO-APIC\n\n" ),
855	( True, ktReason_Panic_MP_BIOS_IO_APIC,
856	"..MP-BIOS bug: 8254 timer not connected to IO-APIC\n"
857	"...trying to set up timer (IRQ0) through the 8259A ... failed.\n"
858	"...trying to set up timer as Virtual Wire IRQ... failed.\n"
859	"...trying to set up timer as ExtINT IRQ... failed :(.\n"
860	"Kernel panic - not syncing: IO-APIC + timer doesn't work! Boot with apic=debug\n"
861	"and send a report. Then try booting with the 'noapic' option\n"
862	"\n" ),
863	( True, ktReason_OSInstall_GRUB_hang,
864	"-----\nGRUB Loading stage2..\n\n\n\n" ),
865	( True, ktReason_Panic_BootManagerC000000F,
866	"Windows failed to start. A recent hardware or software change might be the" ),
867	];
868
869	## Things we search for in the info.txt file. Require handlers for now.
870	katInfoTextHandlers = [
871	# ( Trigger text, handler method )
872	( "kvm_lock_spinning", investigateInfoKvmLockSpinning ),
873	];
874
875	## Mapping screenshot/failure SHA-256 hashes to failure reasons.
876	katSimpleScreenshotHashReasons = [
877	# ( Whether to stop on hit, reason tuple, lowercased sha-256 of PIL.Image.tostring output )
878	( True, ktReason_BSOD_Recovery, '576f8e38d62b311cac7e3dc3436a0d0b9bd8cfd7fa9c43aafa95631520a45eac' ),
879	( True, ktReason_BSOD_Automatic_Repair, 'c6a72076cc619937a7a39cfe9915b36d94cee0d4e3ce5ce061485792dcee2749' ),
880	( True, ktReason_BSOD_Automatic_Repair, '26c4d8a724ff2c5e1051f3d5b650dbda7b5fdee0aa3e3c6059797f7484a515df' ),
881	( True, ktReason_BSOD_C0000225, 'bd13a144be9dcdfb16bc863ff4c8f02a86e263c174f2cd5ffd27ca5f3aa31789' ),
882	( True, ktReason_BSOD_C0000225, '8348b465e7ee9e59dd4e785880c57fd8677de05d11ac21e786bfde935307b42f' ),
883	( True, ktReason_BSOD_C0000225, '1316e1fc818a73348412788e6910b8c016f237d8b4e15b20caf4a866f7a7840e' ),
884	( True, ktReason_BSOD_C0000225, '54e0acbff365ce20a85abbe42bcd53647b8b9e80c68e45b2cd30e86bf177a0b5' ),
885	( True, ktReason_BSOD_C0000225, '50fec50b5199923fa48b3f3e782687cc381e1c8a788ebda14e6a355fbe3bb1b3' ),
886	];
887
888	def investigateVMResult(self, oCaseFile, oFailedResult, sResultLog):
889	"""
890	Investigates a failed VM run.
891	"""
892
893	def investigateLogSet():
894	"""
895	Investigates the current set of VM related logs.
896	"""
897	self.dprint('investigateLogSet: lengths: result log %u, VM log %u, kernel log %u, vga text %u, info text %u'
898	% ( len(sResultLog) if sResultLog is not None else 0,
899	len(sVMLog) if sVMLog is not None else 0,
900	len(sKrnlLog) if sKrnlLog is not None else 0,
901	len(sVgaText) if sVgaText is not None else 0,
902	len(sInfoText) if sInfoText is not None else 0, ));
903
904	#self.dprint(u'main.log<<<\n%s\n<<<\n' % (sResultLog,));
905	#self.dprint(u'vbox.log<<<\n%s\n<<<\n' % (sVMLog,));
906	#self.dprint(u'krnl.log<<<\n%s\n<<<\n' % (sKrnlLog,));
907	#self.dprint(u'vgatext.txt<<<\n%s\n<<<\n' % (sVgaText,));
908	#self.dprint(u'info.txt<<<\n%s\n<<<\n' % (sInfoText,));
909
910	# TODO: more
911
912	#
913	# Look for BSODs. Some stupid stupid inconsistencies in reason and log messages here, so don't try prettify this.
914	#
915	sDetails = self.findInAnyAndReturnResetOfLine([ sVMLog, sResultLog ],
916	'GIM: HyperV: Guest indicates a fatal condition! P0=');
917	if sDetails is not None:
918	# P0=%#RX64 P1=%#RX64 P2=%#RX64 P3=%#RX64 P4=%#RX64 "
919	sKey = sDetails.split(' ', 1)[0];
920	try: sKey = '0x%08X' % (int(sKey, 16),);
921	except: pass;
922	if sKey in self.asBsodReasons:
923	tReason = ( self.ksBsodCategory, sKey );
924	elif sKey.lower() in self.asBsodReasons: # just in case.
925	tReason = ( self.ksBsodCategory, sKey.lower() );
926	else:
927	self.dprint(u'BSOD "%s" not found in %s;' % (sKey, self.asBsodReasons));
928	tReason = ( self.ksBsodCategory, self.ksBsodAddNew );
929	return oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult, sComment = sDetails.strip());
930
931	#
932	# Look for linux panic.
933	#
934	if sKrnlLog is not None:
935	for fStopOnHit, tReason, sNeedle in self.katSimpleKernelLogReasons:
936	if sKrnlLog.find(sNeedle) > 0:
937	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
938	if fStopOnHit:
939	return True;
940	fFoundSomething = True;
941
942	#
943	# Loop thru the simple stuff.
944	#
945	fFoundSomething = False;
946	for fStopOnHit, tReason, sNeedle in self.katSimpleMainAndVmLogReasons:
947	if sResultLog.find(sNeedle) > 0 or (sVMLog is not None and sVMLog.find(sNeedle) > 0):
948	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
949	if fStopOnHit:
950	return True;
951	fFoundSomething = True;
952
953	# Continue with vga text.
954	if sVgaText is not None and len(sVgaText) > 0:
955	for fStopOnHit, tReason, sNeedle in self.katSimpleVgaTextReasons:
956	if sVgaText.find(sNeedle) > 0:
957	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
958	if fStopOnHit:
959	return True;
960	fFoundSomething = True;
961	_ = sInfoText;
962
963	# Continue with screen hashes.
964	if sScreenHash is not None:
965	for fStopOnHit, tReason, sHash in self.katSimpleScreenshotHashReasons:
966	if sScreenHash == sHash:
967	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
968	if fStopOnHit:
969	return True;
970	fFoundSomething = True;
971
972	# Check VBoxHardening.log.
973	if sNtHardLog is not None:
974	for fStopOnHit, tReason, sNeedle in self.katSimpleVBoxHardeningLogReasons:
975	if sNtHardLog.find(sNeedle) > 0:
976	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
977	if fStopOnHit:
978	return True;
979	fFoundSomething = True;
980
981	#
982	# Complicated stuff.
983	#
984	dLogs = {
985	'sVMLog': sVMLog,
986	'sNtHardLog': sNtHardLog,
987	'sScreenHash': sScreenHash,
988	'sKrnlLog': sKrnlLog,
989	'sVgaText': sVgaText,
990	'sInfoText': sInfoText,
991	};
992
993	# info.txt.
994	if sInfoText is not None and len(sInfoText) > 0:
995	for sNeedle, fnHandler in self.katInfoTextHandlers:
996	if sInfoText.find(sNeedle) > 0:
997	(fStop, tReason) = fnHandler(self, oCaseFile, sInfoText, dLogs);
998	if tReason is not None:
999	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
1000	if fStop:
1001	return True;
1002	fFoundSomething = True;
1003
1004	#
1005	# Check for repeated reboots...
1006	#
1007	if sVMLog is not None:
1008	cResets = sVMLog.count('Changing the VM state from \'RUNNING\' to \'RESETTING\'');
1009	if cResets > 10:
1010	return oCaseFile.noteReasonForId(self.ktReason_Unknown_Reboot_Loop, oFailedResult.idTestResult,
1011	sComment = 'Counted %s reboots' % (cResets,));
1012
1013	return fFoundSomething;
1014
1015	#
1016	# Check if we got any VM or/and kernel logs. Treat them as sets in
1017	# case we run multiple VMs here (this is of course ASSUMING they
1018	# appear in the order that terminateVmBySession uploads them).
1019	#
1020	cTimes = 0;
1021	sVMLog = None;
1022	sNtHardLog = None;
1023	sScreenHash = None;
1024	sKrnlLog = None;
1025	sVgaText = None;
1026	sInfoText = None;
1027	for oFile in oFailedResult.aoFiles:
1028	if oFile.sKind == TestResultFileData.ksKind_LogReleaseVm:
1029	if 'VBoxHardening.log' not in oFile.sFile:
1030	if sVMLog is not None:
1031	if investigateLogSet() is True:
1032	return True;
1033	cTimes += 1;
1034	sInfoText = None;
1035	sVgaText = None;
1036	sKrnlLog = None;
1037	sScreenHash = None;
1038	sNtHardLog = None;
1039	sVMLog = oCaseFile.getLogFile(oFile);
1040	else:
1041	sNtHardLog = oCaseFile.getLogFile(oFile);
1042	elif oFile.sKind == TestResultFileData.ksKind_LogGuestKernel:
1043	sKrnlLog = oCaseFile.getLogFile(oFile);
1044	elif oFile.sKind == TestResultFileData.ksKind_InfoVgaText:
1045	sVgaText = '\n'.join([sLine.rstrip() for sLine in oCaseFile.getLogFile(oFile).split('\n')]);
1046	elif oFile.sKind == TestResultFileData.ksKind_InfoCollection:
1047	sInfoText = oCaseFile.getLogFile(oFile);
1048	elif oFile.sKind == TestResultFileData.ksKind_ScreenshotFailure:
1049	sScreenHash = oCaseFile.getScreenshotSha256(oFile);
1050	if sScreenHash is not None:
1051	sScreenHash = sScreenHash.lower();
1052	self.vprint(u'%s %s' % ( sScreenHash, oFile.sFile,));
1053
1054	if ( sVMLog is not None \
1055	or sNtHardLog is not None \
1056	or cTimes == 0) \
1057	and investigateLogSet() is True:
1058	return True;
1059
1060	return None;
1061
1062
1063	def isResultFromVMRun(self, oFailedResult, sResultLog):
1064	"""
1065	Checks if this result and corresponding log snippet looks like a VM run.
1066	"""
1067
1068	# Look for startVmEx/ startVmAndConnectToTxsViaTcp and similar output in the log.
1069	if sResultLog.find(' startVm') > 0:
1070	return True;
1071
1072	# Any other indicators? No?
1073	_ = oFailedResult;
1074	return False;
1075
1076	def investigateVBoxVMTest(self, oCaseFile, fSingleVM):
1077	"""
1078	Checks out a VBox VM test.
1079
1080	This is generic investigation of a test running one or more VMs, like
1081	for example a smoke test or a guest installation test.
1082
1083	The fSingleVM parameter is a hint, which probably won't come in useful.
1084	"""
1085	_ = fSingleVM;
1086
1087	#
1088	# Get a list of test result failures we should be looking into and the main log.
1089	#
1090	aoFailedResults = oCaseFile.oTree.getListOfFailures();
1091	sMainLog = oCaseFile.getMainLog();
1092
1093	#
1094	# There are a set of errors ending up on the top level result record.
1095	# Should deal with these first.
1096	#
1097	if len(aoFailedResults) == 1 and aoFailedResults[0] == oCaseFile.oTree:
1098	# Check if we've just got that XPCOM client smoke test shutdown issue. This will currently always
1099	# be reported on the top result because vboxinstall.py doesn't add an error for it. It is easy to
1100	# ignore other failures in the test if we're not a little bit careful here.
1101	if sMainLog.find('vboxinstaller: Exit code: -11 (') > 0:
1102	oCaseFile.noteReason(self.ktReason_XPCOM_Exit_Minus_11);
1103	return self.caseClosed(oCaseFile);
1104
1105	# Hang after starting VBoxSVC (e.g. idTestSet=136307258)
1106	if self.isThisFollowedByTheseLines(sMainLog, 'oVBoxMgr=<vboxapi.VirtualBoxManager object at',
1107	(' Timeout: ', ' Attempting to abort child...',) ):
1108	if sMainLog.find('* glibc detected * /') > 0:
1109	oCaseFile.noteReason(self.ktReason_XPCOM_VBoxSVC_Hang_Plus_Heap_Corruption);
1110	else:
1111	oCaseFile.noteReason(self.ktReason_XPCOM_VBoxSVC_Hang);
1112	return self.caseClosed(oCaseFile);
1113
1114	# Look for heap corruption without visible hang.
1115	if sMainLog.find('* glibc detected * /') > 0 \
1116	or sMainLog.find("-1073740940") > 0: # STATUS_HEAP_CORRUPTION / 0xc0000374
1117	oCaseFile.noteReason(self.ktReason_Unknown_Heap_Corruption);
1118	return self.caseClosed(oCaseFile);
1119
1120	# Out of memory w/ timeout.
1121	if sMainLog.find('sErrId=HostMemoryLow') > 0:
1122	oCaseFile.noteReason(self.ktReason_Host_HostMemoryLow);
1123	return self.caseClosed(oCaseFile);
1124
1125	# Stale files like vts_rm.exe (windows).
1126	offEnd = sMainLog.rfind('* The test driver exits successfully. *');
1127	if offEnd > 0 and sMainLog.find('[Error 145] The directory is not empty: ', offEnd) > 0:
1128	oCaseFile.noteReason(self.ktReason_Ignore_Stale_Files);
1129	return self.caseClosed(oCaseFile);
1130
1131	#
1132	# XPCOM screwup
1133	#
1134	if sMainLog.find('AttributeError: \'NoneType\' object has no attribute \'addObserver\'') > 0:
1135	oCaseFile.noteReason(self.ktReason_Buggy_Build_Broken_Build);
1136	return self.caseClosed(oCaseFile);
1137
1138	#
1139	# Go thru each failed result.
1140	#
1141	for oFailedResult in aoFailedResults:
1142	self.dprint(u'Looking at test result #%u - %s' % (oFailedResult.idTestResult, oFailedResult.getFullName(),));
1143	sResultLog = TestSetData.extractLogSectionElapsed(sMainLog, oFailedResult.tsCreated, oFailedResult.tsElapsed);
1144	if oFailedResult.sName == 'Installing VirtualBox':
1145	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = True)
1146
1147	elif oFailedResult.sName == 'Uninstalling VirtualBox':
1148	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = False)
1149
1150	elif self.isResultFromVMRun(oFailedResult, sResultLog):
1151	self.investigateVMResult(oCaseFile, oFailedResult, sResultLog);
1152
1153	elif sResultLog.find('Exception: 0x800706be (Call to remote object failed (NS_ERROR_CALL_FAILED))') > 0:
1154	oCaseFile.noteReasonForId(self.ktReason_XPCOM_NS_ERROR_CALL_FAILED, oFailedResult.idTestResult);
1155
1156	elif sResultLog.find('The machine is not mutable (state is ') > 0:
1157	self.vprint('Ignoring "machine not mutable" error as it is probably due to an earlier problem');
1158	oCaseFile.noteReasonForId(self.ktHarmless, oFailedResult.idTestResult);
1159
1160	elif sResultLog.find('** error: no action was specified') > 0 \
1161	or sResultLog.find('(len(self._asXml, asText))') > 0:
1162	oCaseFile.noteReasonForId(self.ktReason_Ignore_Buggy_Test_Driver, oFailedResult.idTestResult);
1163
1164	else:
1165	self.vprint(u'TODO: Cannot place idTestResult=%u - %s' % (oFailedResult.idTestResult, oFailedResult.sName,));
1166	self.dprint(u'%s + %s <<\n%s\n<<' % (oFailedResult.tsCreated, oFailedResult.tsElapsed, sResultLog,));
1167
1168	#
1169	# Report home and close the case if we got them all, otherwise log it.
1170	#
1171	if len(oCaseFile.dReasonForResultId) >= len(aoFailedResults):
1172	return self.caseClosed(oCaseFile);
1173
1174	if len(oCaseFile.dReasonForResultId) > 0:
1175	self.vprint(u'TODO: Got %u out of %u - close, but no cigar. :-/'
1176	% (len(oCaseFile.dReasonForResultId), len(aoFailedResults)));
1177	else:
1178	self.vprint(u'XXX: Could not figure out anything at all! :-(');
1179	return False;
1180
1181
1182	def reasoningFailures(self):
1183	"""
1184	Guess the reason for failures.
1185	"""
1186	#
1187	# Get a list of failed test sets without any assigned failure reason.
1188	#
1189	cGot = 0;
1190	aoTestSets = self.oTestSetLogic.fetchFailedSetsWithoutReason(cHoursBack = self.oConfig.cHoursBack, tsNow = self.tsNow);
1191	for oTestSet in aoTestSets:
1192	self.dprint(u'');
1193	self.dprint(u'reasoningFailures: Checking out test set #%u, status %s' % ( oTestSet.idTestSet, oTestSet.enmStatus,))
1194
1195	#
1196	# Open a case file and assign it to the right investigator.
1197	#
1198	(oTree, _ ) = self.oTestResultLogic.fetchResultTree(oTestSet.idTestSet);
1199	oBuild = BuildDataEx().initFromDbWithId( self.oDb, oTestSet.idBuild, oTestSet.tsCreated);
1200	oTestBox = TestBoxData().initFromDbWithGenId( self.oDb, oTestSet.idGenTestBox);
1201	oTestGroup = TestGroupData().initFromDbWithId( self.oDb, oTestSet.idTestGroup, oTestSet.tsCreated);
1202	oTestCase = TestCaseDataEx().initFromDbWithGenId( self.oDb, oTestSet.idGenTestCase, oTestSet.tsConfig);
1203
1204	oCaseFile = VirtualTestSheriffCaseFile(self, oTestSet, oTree, oBuild, oTestBox, oTestGroup, oTestCase);
1205
1206	if oTestSet.enmStatus == TestSetData.ksTestStatus_BadTestBox:
1207	self.dprint(u'investigateBadTestBox is taking over %s.' % (oCaseFile.sLongName,));
1208	fRc = self.investigateBadTestBox(oCaseFile);
1209
1210	elif oCaseFile.isVBoxUnitTest():
1211	self.dprint(u'investigateVBoxUnitTest is taking over %s.' % (oCaseFile.sLongName,));
1212	fRc = self.investigateVBoxUnitTest(oCaseFile);
1213
1214	elif oCaseFile.isVBoxInstallTest():
1215	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1216	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1217
1218	elif oCaseFile.isVBoxUSBTest():
1219	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1220	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1221
1222	elif oCaseFile.isVBoxStorageTest():
1223	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1224	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1225
1226	elif oCaseFile.isVBoxGAsTest():
1227	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1228	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1229
1230	elif oCaseFile.isVBoxAPITest():
1231	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1232	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1233
1234	elif oCaseFile.isVBoxBenchmarkTest():
1235	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1236	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = False);
1237
1238	elif oCaseFile.isVBoxSmokeTest():
1239	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1240	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = False);
1241
1242	else:
1243	self.vprint(u'reasoningFailures: Unable to classify test set: %s' % (oCaseFile.sLongName,));
1244	fRc = False;
1245	cGot += fRc is True;
1246
1247	self.vprint(u'reasoningFailures: Got %u out of %u' % (cGot, len(aoTestSets), ));
1248	return 0;
1249
1250
1251	def main(self):
1252	"""
1253	The 'main' function.
1254	Return exit code (0, 1, etc).
1255	"""
1256	# Database stuff.
1257	self.oDb = TMDatabaseConnection()
1258	self.oTestResultLogic = TestResultLogic(self.oDb);
1259	self.oTestSetLogic = TestSetLogic(self.oDb);
1260	self.oFailureReasonLogic = FailureReasonLogic(self.oDb);
1261	self.oTestResultFailureLogic = TestResultFailureLogic(self.oDb);
1262	self.asBsodReasons = self.oFailureReasonLogic.fetchForSheriffByNamedCategory(self.ksBsodCategory);
1263	self.asUnitTestReasons = self.oFailureReasonLogic.fetchForSheriffByNamedCategory(self.ksUnitTestCategory);
1264
1265	# Get a fix on our 'now' before we do anything..
1266	self.oDb.execute('SELECT CURRENT_TIMESTAMP - interval \'%s hours\'', (self.oConfig.cStartHoursAgo,));
1267	self.tsNow = self.oDb.fetchOne();
1268
1269	# If we're suppost to commit anything we need to get our user ID.
1270	rcExit = 0;
1271	if self.oConfig.fRealRun:
1272	self.oLogin = UserAccountLogic(self.oDb).tryFetchAccountByLoginName(VirtualTestSheriff.ksLoginName);
1273	if self.oLogin is None:
1274	rcExit = self.eprint('Cannot find my user account "%s"!' % (VirtualTestSheriff.ksLoginName,));
1275	else:
1276	self.uidSelf = self.oLogin.uid;
1277
1278	#
1279	# Do the stuff.
1280	#
1281	if rcExit == 0:
1282	rcExit = self.selfCheck();
1283	if rcExit == 0:
1284	rcExit = self.badTestBoxManagement();
1285	rcExit2 = self.reasoningFailures();
1286	if rcExit == 0:
1287	rcExit = rcExit2;
1288	# Redo the bad testbox management after failure reasons have been assigned (got timing issues).
1289	if rcExit == 0:
1290	rcExit = self.badTestBoxManagement();
1291
1292	# Cleanup.
1293	self.oFailureReasonLogic = None;
1294	self.oTestResultFailureLogic = None;
1295	self.oTestSetLogic = None;
1296	self.oTestResultLogic = None;
1297	self.oDb.close();
1298	self.oDb = None;
1299	if self.oLogFile is not None:
1300	self.oLogFile.close();
1301	self.oLogFile = None;
1302	return rcExit;
1303
1304	if __name__ == '__main__':
1305	sys.exit(VirtualTestSheriff().main());
1306

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source: vbox/trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py@ 65804

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