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# -*- coding: utf-8 -*-
# $Id: schedulerbeci.py $
"""
Test Manager - Best-Effort-Continuous-Integration (BECI) scheduler.
"""
__copyright__ = \
"""
Copyright (C) 2012-2023 Oracle and/or its affiliates.
This file is part of VirtualBox base platform packages, as
available from https://www.virtualbox.org.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation, in version 3 of the
License.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <https://www.gnu.org/licenses>.
The contents of this file may alternatively be used under the terms
of the Common Development and Distribution License Version 1.0
(CDDL), a copy of it is provided in the "COPYING.CDDL" file included
in the VirtualBox distribution, in which case the provisions of the
CDDL are applicable instead of those of the GPL.
You may elect to license modified versions of this file under the
terms and conditions of either the GPL or the CDDL or both.
SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
"""
__version__ = "$Revision: 155244 $"
# Validation Kit imports.
from testmanager.core.schedulerbase import SchedulerBase, SchedQueueData;
class SchdulerBeci(SchedulerBase): # pylint: disable=too-few-public-methods
"""
The best-effort-continuous-integration scheduler, BECI for short.
"""
def __init__(self, oDb, oSchedGrpData, iVerbosity, tsSecStart):
SchedulerBase.__init__(self, oDb, oSchedGrpData, iVerbosity, tsSecStart);
def _recreateQueueItems(self, oData):
#
# Prepare the input data for the loop below. We compress the priority
# to reduce the number of loops we need to executes below.
#
# Note! For BECI test group priority only applies to the ordering of
# test groups, which has been resolved by the done sorting in the
# base class.
#
iMinPriority = 0x7fff;
iMaxPriority = 0;
for oTestGroup in oData.aoTestGroups:
for oTestCase in oTestGroup.aoTestCases:
iPrio = oTestCase.iSchedPriority;
assert iPrio in range(32);
iPrio = iPrio // 4;
assert iPrio in range(8);
if iPrio > iMaxPriority:
iMaxPriority = iPrio;
if iPrio < iMinPriority:
iMinPriority = iPrio;
oTestCase.iBeciPrio = iPrio;
oTestCase.iNextVariation = -1;
assert iMinPriority in range(8);
assert iMaxPriority in range(8);
assert iMinPriority <= iMaxPriority;
#
# Generate the
#
cMaxItems = len(oData.aoArgsVariations) * 64;
cMaxItems = min(cMaxItems, 1048576);
aoItems = [];
cNotAtEnd = len(oData.aoTestCases);
while len(aoItems) < cMaxItems:
self.msgDebug('outer loop: %s items' % (len(aoItems),));
for iPrio in range(iMaxPriority, iMinPriority - 1, -1):
#self.msgDebug('prio loop: %s' % (iPrio,));
for oTestGroup in oData.aoTestGroups:
#self.msgDebug('testgroup loop: %s' % (oTestGroup,));
for oTestCase in oTestGroup.aoTestCases:
#self.msgDebug('testcase loop: idTestCase=%s' % (oTestCase.idTestCase,));
if iPrio <= oTestCase.iBeciPrio and oTestCase.aoArgsVariations:
# Get variation.
iNext = oTestCase.iNextVariation;
if iNext != 0:
if iNext == -1: iNext = 0;
cNotAtEnd -= 1;
oArgsVariation = oTestCase.aoArgsVariations[iNext];
# Update next variation.
iNext = (iNext + 1) % len(oTestCase.aoArgsVariations);
cNotAtEnd += iNext != 0;
oTestCase.iNextVariation = iNext;
# Create queue item and append it.
oItem = SchedQueueData();
oItem.initFromValues(idSchedGroup = self._oSchedGrpData.idSchedGroup,
idGenTestCaseArgs = oArgsVariation.idGenTestCaseArgs,
idTestGroup = oTestGroup.idTestGroup,
aidTestGroupPreReqs = oTestGroup.aidTestGroupPreReqs,
bmHourlySchedule = oTestGroup.bmHourlySchedule,
cMissingGangMembers = oArgsVariation.cGangMembers,
offQueue = len(aoItems));
aoItems.append(oItem);
# Done?
if cNotAtEnd == 0:
self.msgDebug('returns %s items' % (len(aoItems),));
return aoItems;
return aoItems;
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