virtual_test_sheriff.py@ 65803

Last change on this file since 65803 was 65803, 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 65803 2017-02-17 13:17:17Z 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.virtualbox.org. 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: 65803 $"
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: 65803 $ \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: 65803 $' # 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	if len(dStacks) >= 2:
792	#
793	# Examin each of the stacks. Each must have kvm_lock_spinning in
794	# one of the first three entries.
795	#
796	cHits = 0;
797	for iCpu in dStacks:
798	asBacktrace = dStacks[iCpu];
799	for iFrame in xrange(min(3, len(asBacktrace))):
800	if asBacktrace[iFrame].find('kvm_lock_spinning') >= 0:
801	cHits += 1;
802	break;
803	self.dprint('kvm_lock_spinning: %s/%s hits' % (cHits, len(dStacks),));
804	if cHits == len(dStacks):
805	return (True, self.ktReason_VMM_kvm_lock_spinning);
806
807	_ = dLogs; _ = oCaseFile;
808	return (False, None);
809
810	## Things we search a main or VM log for to figure out why something went bust.
811	katSimpleMainAndVmLogReasons = [
812	# ( Whether to stop on hit, reason tuple, needle text. )
813	( False, ktReason_Guru_Generic, 'GuruMeditation' ),
814	( False, ktReason_Guru_Generic, 'Guru Meditation' ),
815	( True, ktReason_Guru_VERR_IEM_INSTR_NOT_IMPLEMENTED, 'VERR_IEM_INSTR_NOT_IMPLEMENTED' ),
816	( True, ktReason_Guru_VERR_IEM_ASPECT_NOT_IMPLEMENTED, 'VERR_IEM_ASPECT_NOT_IMPLEMENTED' ),
817	( True, ktReason_Guru_VERR_TRPM_DONT_PANIC, 'VERR_TRPM_DONT_PANIC' ),
818	( True, ktReason_Guru_VERR_PGM_PHYS_PAGE_RESERVED, 'VERR_PGM_PHYS_PAGE_RESERVED' ),
819	( True, ktReason_Guru_VERR_VMX_INVALID_GUEST_STATE, 'VERR_VMX_INVALID_GUEST_STATE' ),
820	( True, ktReason_Guru_VINF_EM_TRIPLE_FAULT, 'VINF_EM_TRIPLE_FAULT' ),
821	( True, ktReason_Networking_Nonexistent_host_nic,
822	'rc=E_FAIL text="Nonexistent host networking interface, name \'eth0\' (VERR_INTERNAL_ERROR)"' ),
823	( True, ktReason_Host_Reboot_OSX_Watchdog_Timeout, ': "OSX Watchdog Timeout: ' ),
824	( False, ktReason_XPCOM_NS_ERROR_CALL_FAILED,
825	'Exception: 0x800706be (Call to remote object failed (NS_ERROR_CALL_FAILED))' ),
826	( True, ktReason_Host_HostMemoryLow, 'HostMemoryLow' ),
827	( True, ktReason_Host_HostMemoryLow, 'Failed to procure handy pages; rc=VERR_NO_MEMORY' ),
828	( True, ktReason_Unknown_File_Not_Found,
829	'Error: failed to start machine. Error message: File not found. (VERR_FILE_NOT_FOUND)' ),
830	( True, ktReason_Unknown_File_Not_Found, # lump it in with file-not-found for now.
831	'Error: failed to start machine. Error message: Not supported. (VERR_NOT_SUPPORTED)' ),
832	( False, ktReason_Unknown_VM_Crash, 'txsDoConnectViaTcp: Machine state: Aborted' )
833	];
834
835	## Things we search a VBoxHardening.log file for to figure out why something went bust.
836	katSimpleVBoxHardeningLogReasons = [
837	# ( Whether to stop on hit, reason tuple, needle text. )
838	( True, ktReason_Host_DriverNotLoaded, 'Error opening VBoxDrvStub: STATUS_OBJECT_NAME_NOT_FOUND' ),
839	( True, ktReason_Host_NotSignedWithBuildCert, 'Not signed with the build certificate' ),
840	];
841
842	## Things we search a kernel.log file for to figure out why something went bust.
843	katSimpleKernelLogReasons = [
844	# ( Whether to stop on hit, reason tuple, needle text. )
845	( True, ktReason_Panic_HugeMemory, 'mm/huge_memory.c:1988' ),
846	( True, ktReason_Panic_IOAPICDoesntWork, 'IO-APIC + timer doesn''t work' ),
847	];
848
849	## Things we search the _RIGHT_ _STRIPPED_ vgatext for.
850	katSimpleVgaTextReasons = [
851	# ( Whether to stop on hit, reason tuple, needle text. )
852	( True, ktReason_Panic_MP_BIOS_IO_APIC,
853	"..MP-BIOS bug: 8254 timer not connected to IO-APIC\n\n" ),
854	( True, ktReason_Panic_MP_BIOS_IO_APIC,
855	"..MP-BIOS bug: 8254 timer not connected to IO-APIC\n"
856	"...trying to set up timer (IRQ0) through the 8259A ... failed.\n"
857	"...trying to set up timer as Virtual Wire IRQ... failed.\n"
858	"...trying to set up timer as ExtINT IRQ... failed :(.\n"
859	"Kernel panic - not syncing: IO-APIC + timer doesn't work! Boot with apic=debug\n"
860	"and send a report. Then try booting with the 'noapic' option\n"
861	"\n" ),
862	( True, ktReason_OSInstall_GRUB_hang,
863	"-----\nGRUB Loading stage2..\n\n\n\n" ),
864	( True, ktReason_Panic_BootManagerC000000F,
865	"Windows failed to start. A recent hardware or software change might be the" ),
866	];
867
868	## Things we search for in the info.txt file. Require handlers for now.
869	katInfoTextHandlers = [
870	# ( Trigger text, handler method )
871	( "kvm_lock_spinning", investigateInfoKvmLockSpinning ),
872	];
873
874	## Mapping screenshot/failure SHA-256 hashes to failure reasons.
875	katSimpleScreenshotHashReasons = [
876	# ( Whether to stop on hit, reason tuple, lowercased sha-256 of PIL.Image.tostring output )
877	( True, ktReason_BSOD_Recovery, '576f8e38d62b311cac7e3dc3436a0d0b9bd8cfd7fa9c43aafa95631520a45eac' ),
878	( True, ktReason_BSOD_Automatic_Repair, 'c6a72076cc619937a7a39cfe9915b36d94cee0d4e3ce5ce061485792dcee2749' ),
879	( True, ktReason_BSOD_Automatic_Repair, '26c4d8a724ff2c5e1051f3d5b650dbda7b5fdee0aa3e3c6059797f7484a515df' ),
880	( True, ktReason_BSOD_C0000225, 'bd13a144be9dcdfb16bc863ff4c8f02a86e263c174f2cd5ffd27ca5f3aa31789' ),
881	( True, ktReason_BSOD_C0000225, '8348b465e7ee9e59dd4e785880c57fd8677de05d11ac21e786bfde935307b42f' ),
882	( True, ktReason_BSOD_C0000225, '1316e1fc818a73348412788e6910b8c016f237d8b4e15b20caf4a866f7a7840e' ),
883	( True, ktReason_BSOD_C0000225, '54e0acbff365ce20a85abbe42bcd53647b8b9e80c68e45b2cd30e86bf177a0b5' ),
884	( True, ktReason_BSOD_C0000225, '50fec50b5199923fa48b3f3e782687cc381e1c8a788ebda14e6a355fbe3bb1b3' ),
885	];
886
887	def investigateVMResult(self, oCaseFile, oFailedResult, sResultLog):
888	"""
889	Investigates a failed VM run.
890	"""
891
892	def investigateLogSet():
893	"""
894	Investigates the current set of VM related logs.
895	"""
896	self.dprint('investigateLogSet: lengths: result log %u, VM log %u, kernel log %u, vga text %u, info text %u'
897	% ( len(sResultLog) if sResultLog is not None else 0,
898	len(sVMLog) if sVMLog is not None else 0,
899	len(sKrnlLog) if sKrnlLog is not None else 0,
900	len(sVgaText) if sVgaText is not None else 0,
901	len(sInfoText) if sInfoText is not None else 0, ));
902
903	#self.dprint(u'main.log<<<\n%s\n<<<\n' % (sResultLog,));
904	#self.dprint(u'vbox.log<<<\n%s\n<<<\n' % (sVMLog,));
905	#self.dprint(u'krnl.log<<<\n%s\n<<<\n' % (sKrnlLog,));
906	#self.dprint(u'vgatext.txt<<<\n%s\n<<<\n' % (sVgaText,));
907	#self.dprint(u'info.txt<<<\n%s\n<<<\n' % (sInfoText,));
908
909	# TODO: more
910
911	#
912	# Look for BSODs. Some stupid stupid inconsistencies in reason and log messages here, so don't try prettify this.
913	#
914	sDetails = self.findInAnyAndReturnResetOfLine([ sVMLog, sResultLog ],
915	'GIM: HyperV: Guest indicates a fatal condition! P0=');
916	if sDetails is not None:
917	# P0=%#RX64 P1=%#RX64 P2=%#RX64 P3=%#RX64 P4=%#RX64 "
918	sKey = sDetails.split(' ', 1)[0];
919	try: sKey = '0x%08X' % (int(sKey, 16),);
920	except: pass;
921	if sKey in self.asBsodReasons:
922	tReason = ( self.ksBsodCategory, sKey );
923	elif sKey.lower() in self.asBsodReasons: # just in case.
924	tReason = ( self.ksBsodCategory, sKey.lower() );
925	else:
926	self.dprint(u'BSOD "%s" not found in %s;' % (sKey, self.asBsodReasons));
927	tReason = ( self.ksBsodCategory, self.ksBsodAddNew );
928	return oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult, sComment = sDetails.strip());
929
930	#
931	# Look for linux panic.
932	#
933	if sKrnlLog is not None:
934	for fStopOnHit, tReason, sNeedle in self.katSimpleKernelLogReasons:
935	if sKrnlLog.find(sNeedle) > 0:
936	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
937	if fStopOnHit:
938	return True;
939	fFoundSomething = True;
940
941	#
942	# Loop thru the simple stuff.
943	#
944	fFoundSomething = False;
945	for fStopOnHit, tReason, sNeedle in self.katSimpleMainAndVmLogReasons:
946	if sResultLog.find(sNeedle) > 0 or (sVMLog is not None and sVMLog.find(sNeedle) > 0):
947	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
948	if fStopOnHit:
949	return True;
950	fFoundSomething = True;
951
952	# Continue with vga text.
953	if sVgaText is not None and len(sVgaText) > 0:
954	for fStopOnHit, tReason, sNeedle in self.katSimpleVgaTextReasons:
955	if sVgaText.find(sNeedle) > 0:
956	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
957	if fStopOnHit:
958	return True;
959	fFoundSomething = True;
960	_ = sInfoText;
961
962	# Continue with screen hashes.
963	if sScreenHash is not None:
964	for fStopOnHit, tReason, sHash in self.katSimpleScreenshotHashReasons:
965	if sScreenHash == sHash:
966	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
967	if fStopOnHit:
968	return True;
969	fFoundSomething = True;
970
971	# Check VBoxHardening.log.
972	if sNtHardLog is not None:
973	for fStopOnHit, tReason, sNeedle in self.katSimpleVBoxHardeningLogReasons:
974	if sNtHardLog.find(sNeedle) > 0:
975	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
976	if fStopOnHit:
977	return True;
978	fFoundSomething = True;
979
980	#
981	# Complicated stuff.
982	#
983	dLogs = {
984	'sVMLog': sVMLog,
985	'sNtHardLog': sNtHardLog,
986	'sScreenHash': sScreenHash,
987	'sKrnlLog': sKrnlLog,
988	'sVgaText': sVgaText,
989	'sInfoText': sInfoText,
990	};
991
992	# info.txt.
993	if sInfoText is not None and len(sInfoText) > 0:
994	for sNeedle, fnHandler in self.katInfoTextHandlers:
995	if sInfoText.find(sNeedle) > 0:
996	(fStop, tReason) = fnHandler(self, oCaseFile, sInfoText, dLogs);
997	if tReason is not None:
998	oCaseFile.noteReasonForId(tReason, oFailedResult.idTestResult);
999	if fStop:
1000	return True;
1001	fFoundSomething = True;
1002
1003	#
1004	# Check for repeated reboots...
1005	#
1006	if sVMLog is not None:
1007	cResets = sVMLog.count('Changing the VM state from \'RUNNING\' to \'RESETTING\'');
1008	if cResets > 10:
1009	return oCaseFile.noteReasonForId(self.ktReason_Unknown_Reboot_Loop, oFailedResult.idTestResult,
1010	sComment = 'Counted %s reboots' % (cResets,));
1011
1012	return fFoundSomething;
1013
1014	#
1015	# Check if we got any VM or/and kernel logs. Treat them as sets in
1016	# case we run multiple VMs here (this is of course ASSUMING they
1017	# appear in the order that terminateVmBySession uploads them).
1018	#
1019	cTimes = 0;
1020	sVMLog = None;
1021	sNtHardLog = None;
1022	sScreenHash = None;
1023	sKrnlLog = None;
1024	sVgaText = None;
1025	sInfoText = None;
1026	for oFile in oFailedResult.aoFiles:
1027	if oFile.sKind == TestResultFileData.ksKind_LogReleaseVm:
1028	if 'VBoxHardening.log' not in oFile.sFile:
1029	if sVMLog is not None:
1030	if investigateLogSet() is True:
1031	return True;
1032	cTimes += 1;
1033	sInfoText = None;
1034	sVgaText = None;
1035	sKrnlLog = None;
1036	sScreenHash = None;
1037	sNtHardLog = None;
1038	sVMLog = oCaseFile.getLogFile(oFile);
1039	else:
1040	sNtHardLog = oCaseFile.getLogFile(oFile);
1041	elif oFile.sKind == TestResultFileData.ksKind_LogGuestKernel:
1042	sKrnlLog = oCaseFile.getLogFile(oFile);
1043	elif oFile.sKind == TestResultFileData.ksKind_InfoVgaText:
1044	sVgaText = '\n'.join([sLine.rstrip() for sLine in oCaseFile.getLogFile(oFile).split('\n')]);
1045	elif oFile.sKind == TestResultFileData.ksKind_InfoCollection:
1046	sInfoText = oCaseFile.getLogFile(oFile);
1047	elif oFile.sKind == TestResultFileData.ksKind_ScreenshotFailure:
1048	sScreenHash = oCaseFile.getScreenshotSha256(oFile);
1049	if sScreenHash is not None:
1050	sScreenHash = sScreenHash.lower();
1051	self.vprint(u'%s %s' % ( sScreenHash, oFile.sFile,));
1052
1053	if ( sVMLog is not None \
1054	or sNtHardLog is not None \
1055	or cTimes == 0) \
1056	and investigateLogSet() is True:
1057	return True;
1058
1059	return None;
1060
1061
1062	def isResultFromVMRun(self, oFailedResult, sResultLog):
1063	"""
1064	Checks if this result and corresponding log snippet looks like a VM run.
1065	"""
1066
1067	# Look for startVmEx/ startVmAndConnectToTxsViaTcp and similar output in the log.
1068	if sResultLog.find(' startVm') > 0:
1069	return True;
1070
1071	# Any other indicators? No?
1072	_ = oFailedResult;
1073	return False;
1074
1075	def investigateVBoxVMTest(self, oCaseFile, fSingleVM):
1076	"""
1077	Checks out a VBox VM test.
1078
1079	This is generic investigation of a test running one or more VMs, like
1080	for example a smoke test or a guest installation test.
1081
1082	The fSingleVM parameter is a hint, which probably won't come in useful.
1083	"""
1084	_ = fSingleVM;
1085
1086	#
1087	# Get a list of test result failures we should be looking into and the main log.
1088	#
1089	aoFailedResults = oCaseFile.oTree.getListOfFailures();
1090	sMainLog = oCaseFile.getMainLog();
1091
1092	#
1093	# There are a set of errors ending up on the top level result record.
1094	# Should deal with these first.
1095	#
1096	if len(aoFailedResults) == 1 and aoFailedResults[0] == oCaseFile.oTree:
1097	# Check if we've just got that XPCOM client smoke test shutdown issue. This will currently always
1098	# be reported on the top result because vboxinstall.py doesn't add an error for it. It is easy to
1099	# ignore other failures in the test if we're not a little bit careful here.
1100	if sMainLog.find('vboxinstaller: Exit code: -11 (') > 0:
1101	oCaseFile.noteReason(self.ktReason_XPCOM_Exit_Minus_11);
1102	return self.caseClosed(oCaseFile);
1103
1104	# Hang after starting VBoxSVC (e.g. idTestSet=136307258)
1105	if self.isThisFollowedByTheseLines(sMainLog, 'oVBoxMgr=<vboxapi.VirtualBoxManager object at',
1106	(' Timeout: ', ' Attempting to abort child...',) ):
1107	if sMainLog.find('* glibc detected * /') > 0:
1108	oCaseFile.noteReason(self.ktReason_XPCOM_VBoxSVC_Hang_Plus_Heap_Corruption);
1109	else:
1110	oCaseFile.noteReason(self.ktReason_XPCOM_VBoxSVC_Hang);
1111	return self.caseClosed(oCaseFile);
1112
1113	# Look for heap corruption without visible hang.
1114	if sMainLog.find('* glibc detected * /') > 0 \
1115	or sMainLog.find("-1073740940") > 0: # STATUS_HEAP_CORRUPTION / 0xc0000374
1116	oCaseFile.noteReason(self.ktReason_Unknown_Heap_Corruption);
1117	return self.caseClosed(oCaseFile);
1118
1119	# Out of memory w/ timeout.
1120	if sMainLog.find('sErrId=HostMemoryLow') > 0:
1121	oCaseFile.noteReason(self.ktReason_Host_HostMemoryLow);
1122	return self.caseClosed(oCaseFile);
1123
1124	# Stale files like vts_rm.exe (windows).
1125	offEnd = sMainLog.rfind('* The test driver exits successfully. *');
1126	if offEnd > 0 and sMainLog.find('[Error 145] The directory is not empty: ', offEnd) > 0:
1127	oCaseFile.noteReason(self.ktReason_Ignore_Stale_Files);
1128	return self.caseClosed(oCaseFile);
1129
1130	#
1131	# XPCOM screwup
1132	#
1133	if sMainLog.find('AttributeError: \'NoneType\' object has no attribute \'addObserver\'') > 0:
1134	oCaseFile.noteReason(self.ktReason_Buggy_Build_Broken_Build);
1135	return self.caseClosed(oCaseFile);
1136
1137	#
1138	# Go thru each failed result.
1139	#
1140	for oFailedResult in aoFailedResults:
1141	self.dprint(u'Looking at test result #%u - %s' % (oFailedResult.idTestResult, oFailedResult.getFullName(),));
1142	sResultLog = TestSetData.extractLogSectionElapsed(sMainLog, oFailedResult.tsCreated, oFailedResult.tsElapsed);
1143	if oFailedResult.sName == 'Installing VirtualBox':
1144	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = True)
1145
1146	elif oFailedResult.sName == 'Uninstalling VirtualBox':
1147	self.investigateInstallUninstallFailure(oCaseFile, oFailedResult, sResultLog, fInstall = False)
1148
1149	elif self.isResultFromVMRun(oFailedResult, sResultLog):
1150	self.investigateVMResult(oCaseFile, oFailedResult, sResultLog);
1151
1152	elif sResultLog.find('Exception: 0x800706be (Call to remote object failed (NS_ERROR_CALL_FAILED))') > 0:
1153	oCaseFile.noteReasonForId(self.ktReason_XPCOM_NS_ERROR_CALL_FAILED, oFailedResult.idTestResult);
1154
1155	elif sResultLog.find('The machine is not mutable (state is ') > 0:
1156	self.vprint('Ignoring "machine not mutable" error as it is probably due to an earlier problem');
1157	oCaseFile.noteReasonForId(self.ktHarmless, oFailedResult.idTestResult);
1158
1159	elif sResultLog.find('** error: no action was specified') > 0 \
1160	or sResultLog.find('(len(self._asXml, asText))') > 0:
1161	oCaseFile.noteReasonForId(self.ktReason_Ignore_Buggy_Test_Driver, oFailedResult.idTestResult);
1162
1163	else:
1164	self.vprint(u'TODO: Cannot place idTestResult=%u - %s' % (oFailedResult.idTestResult, oFailedResult.sName,));
1165	self.dprint(u'%s + %s <<\n%s\n<<' % (oFailedResult.tsCreated, oFailedResult.tsElapsed, sResultLog,));
1166
1167	#
1168	# Report home and close the case if we got them all, otherwise log it.
1169	#
1170	if len(oCaseFile.dReasonForResultId) >= len(aoFailedResults):
1171	return self.caseClosed(oCaseFile);
1172
1173	if len(oCaseFile.dReasonForResultId) > 0:
1174	self.vprint(u'TODO: Got %u out of %u - close, but no cigar. :-/'
1175	% (len(oCaseFile.dReasonForResultId), len(aoFailedResults)));
1176	else:
1177	self.vprint(u'XXX: Could not figure out anything at all! :-(');
1178	return False;
1179
1180
1181	def reasoningFailures(self):
1182	"""
1183	Guess the reason for failures.
1184	"""
1185	#
1186	# Get a list of failed test sets without any assigned failure reason.
1187	#
1188	cGot = 0;
1189	aoTestSets = self.oTestSetLogic.fetchFailedSetsWithoutReason(cHoursBack = self.oConfig.cHoursBack, tsNow = self.tsNow);
1190	for oTestSet in aoTestSets:
1191	self.dprint(u'');
1192	self.dprint(u'reasoningFailures: Checking out test set #%u, status %s' % ( oTestSet.idTestSet, oTestSet.enmStatus,))
1193
1194	#
1195	# Open a case file and assign it to the right investigator.
1196	#
1197	(oTree, _ ) = self.oTestResultLogic.fetchResultTree(oTestSet.idTestSet);
1198	oBuild = BuildDataEx().initFromDbWithId( self.oDb, oTestSet.idBuild, oTestSet.tsCreated);
1199	oTestBox = TestBoxData().initFromDbWithGenId( self.oDb, oTestSet.idGenTestBox);
1200	oTestGroup = TestGroupData().initFromDbWithId( self.oDb, oTestSet.idTestGroup, oTestSet.tsCreated);
1201	oTestCase = TestCaseDataEx().initFromDbWithGenId( self.oDb, oTestSet.idGenTestCase, oTestSet.tsConfig);
1202
1203	oCaseFile = VirtualTestSheriffCaseFile(self, oTestSet, oTree, oBuild, oTestBox, oTestGroup, oTestCase);
1204
1205	if oTestSet.enmStatus == TestSetData.ksTestStatus_BadTestBox:
1206	self.dprint(u'investigateBadTestBox is taking over %s.' % (oCaseFile.sLongName,));
1207	fRc = self.investigateBadTestBox(oCaseFile);
1208
1209	elif oCaseFile.isVBoxUnitTest():
1210	self.dprint(u'investigateVBoxUnitTest is taking over %s.' % (oCaseFile.sLongName,));
1211	fRc = self.investigateVBoxUnitTest(oCaseFile);
1212
1213	elif oCaseFile.isVBoxInstallTest():
1214	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1215	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1216
1217	elif oCaseFile.isVBoxUSBTest():
1218	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1219	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1220
1221	elif oCaseFile.isVBoxStorageTest():
1222	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1223	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1224
1225	elif oCaseFile.isVBoxGAsTest():
1226	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1227	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1228
1229	elif oCaseFile.isVBoxAPITest():
1230	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1231	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = True);
1232
1233	elif oCaseFile.isVBoxBenchmarkTest():
1234	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1235	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = False);
1236
1237	elif oCaseFile.isVBoxSmokeTest():
1238	self.dprint(u'investigateVBoxVMTest is taking over %s.' % (oCaseFile.sLongName,));
1239	fRc = self.investigateVBoxVMTest(oCaseFile, fSingleVM = False);
1240
1241	else:
1242	self.vprint(u'reasoningFailures: Unable to classify test set: %s' % (oCaseFile.sLongName,));
1243	fRc = False;
1244	cGot += fRc is True;
1245
1246	self.vprint(u'reasoningFailures: Got %u out of %u' % (cGot, len(aoTestSets), ));
1247	return 0;
1248
1249
1250	def main(self):
1251	"""
1252	The 'main' function.
1253	Return exit code (0, 1, etc).
1254	"""
1255	# Database stuff.
1256	self.oDb = TMDatabaseConnection()
1257	self.oTestResultLogic = TestResultLogic(self.oDb);
1258	self.oTestSetLogic = TestSetLogic(self.oDb);
1259	self.oFailureReasonLogic = FailureReasonLogic(self.oDb);
1260	self.oTestResultFailureLogic = TestResultFailureLogic(self.oDb);
1261	self.asBsodReasons = self.oFailureReasonLogic.fetchForSheriffByNamedCategory(self.ksBsodCategory);
1262	self.asUnitTestReasons = self.oFailureReasonLogic.fetchForSheriffByNamedCategory(self.ksUnitTestCategory);
1263
1264	# Get a fix on our 'now' before we do anything..
1265	self.oDb.execute('SELECT CURRENT_TIMESTAMP - interval \'%s hours\'', (self.oConfig.cStartHoursAgo,));
1266	self.tsNow = self.oDb.fetchOne();
1267
1268	# If we're suppost to commit anything we need to get our user ID.
1269	rcExit = 0;
1270	if self.oConfig.fRealRun:
1271	self.oLogin = UserAccountLogic(self.oDb).tryFetchAccountByLoginName(VirtualTestSheriff.ksLoginName);
1272	if self.oLogin is None:
1273	rcExit = self.eprint('Cannot find my user account "%s"!' % (VirtualTestSheriff.ksLoginName,));
1274	else:
1275	self.uidSelf = self.oLogin.uid;
1276
1277	#
1278	# Do the stuff.
1279	#
1280	if rcExit == 0:
1281	rcExit = self.selfCheck();
1282	if rcExit == 0:
1283	rcExit = self.badTestBoxManagement();
1284	rcExit2 = self.reasoningFailures();
1285	if rcExit == 0:
1286	rcExit = rcExit2;
1287	# Redo the bad testbox management after failure reasons have been assigned (got timing issues).
1288	if rcExit == 0:
1289	rcExit = self.badTestBoxManagement();
1290
1291	# Cleanup.
1292	self.oFailureReasonLogic = None;
1293	self.oTestResultFailureLogic = None;
1294	self.oTestSetLogic = None;
1295	self.oTestResultLogic = None;
1296	self.oDb.close();
1297	self.oDb = None;
1298	if self.oLogFile is not None:
1299	self.oLogFile.close();
1300	self.oLogFile = None;
1301	return rcExit;
1302
1303	if __name__ == '__main__':
1304	sys.exit(VirtualTestSheriff().main());
1305

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source: vbox/trunk/src/VBox/ValidationKit/testmanager/batch/virtual_test_sheriff.py@ 65803

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