root / snf-tools / synnefo_tools / burnin / common.py @ 5bef1f49
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# Copyright 2013 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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"""
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Common utils for burnin tests
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"""
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import os |
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import re |
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import shutil |
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import unittest |
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import datetime |
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import tempfile |
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import traceback |
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from kamaki.clients.cyclades import CycladesClient |
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from kamaki.clients.astakos import AstakosClient |
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from kamaki.clients.compute import ComputeClient |
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from kamaki.clients.pithos import PithosClient |
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from kamaki.clients.image import ImageClient |
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from synnefo_tools.burnin.logger import Log |
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# --------------------------------------------------------------------
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# Global variables
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logger = None # Invalid constant name. pylint: disable-msg=C0103 |
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SNF_TEST_PREFIX = "snf-test-"
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CONNECTION_RETRY_LIMIT = 2
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SYSTEM_USERS = ["images@okeanos.grnet.gr", "images@demo.synnefo.org"] |
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# --------------------------------------------------------------------
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# BurninTestResult class
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class BurninTestResult(unittest.TestResult): |
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"""Modify the TextTestResult class"""
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def __init__(self): |
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super(BurninTestResult, self).__init__() |
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# Test parameters
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self.failfast = True |
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def startTest(self, test): # noqa |
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"""Called when the test case test is about to be run"""
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super(BurninTestResult, self).startTest(test) |
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logger.log(test.__class__.__name__, test.shortDescription()) |
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# Method could be a function. pylint: disable-msg=R0201
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def _test_failed(self, test, err): |
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"""Test failed"""
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# Get class name
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if test.__class__.__name__ == "_ErrorHolder": |
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class_name = test.id().split('.')[-1].rstrip(')') |
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else:
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class_name = test.__class__.__name__ |
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err_msg = str(test) + "... failed (%s)." |
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timestamp = datetime.datetime.strftime( |
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datetime.datetime.now(), "%a %b %d %Y %H:%M:%S")
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logger.error(class_name, err_msg, timestamp) |
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(err_type, err_value, err_trace) = err |
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trcback = traceback.format_exception(err_type, err_value, err_trace) |
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logger.info(class_name, trcback) |
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def addError(self, test, err): # noqa |
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"""Called when the test case test raises an unexpected exception"""
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super(BurninTestResult, self).addError(test, err) |
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self._test_failed(test, err)
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def addFailure(self, test, err): # noqa |
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"""Called when the test case test signals a failure"""
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super(BurninTestResult, self).addFailure(test, err) |
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self._test_failed(test, err)
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# --------------------------------------------------------------------
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# Helper Classes
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# Too few public methods. pylint: disable-msg=R0903
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# Too many instance attributes. pylint: disable-msg=R0902
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class Clients(object): |
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"""Our kamaki clients"""
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auth_url = None
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token = None
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# Astakos
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astakos = None
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retry = CONNECTION_RETRY_LIMIT |
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# Compute
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compute = None
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compute_url = None
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# Cyclades
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cyclades = None
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# Pithos
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pithos = None
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pithos_url = None
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# Image
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image = None
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image_url = None
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def initialize_clients(self): |
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"""Initialize all the Kamaki Clients"""
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self.astakos = AstakosClient(self.auth_url, self.token) |
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self.astakos.CONNECTION_RETRY_LIMIT = self.retry |
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self.compute_url = \
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self.astakos.get_service_endpoints('compute')['publicURL'] |
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self.compute = ComputeClient(self.compute_url, self.token) |
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self.compute.CONNECTION_RETRY_LIMIT = self.retry |
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self.cyclades = CycladesClient(self.compute_url, self.token) |
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self.cyclades.CONNECTION_RETRY_LIMIT = self.retry |
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self.pithos_url = self.astakos.\ |
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get_service_endpoints('object-store')['publicURL'] |
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self.pithos = PithosClient(self.pithos_url, self.token) |
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self.pithos.CONNECTION_RETRY_LIMIT = self.retry |
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self.image_url = \
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self.astakos.get_service_endpoints('image')['publicURL'] |
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self.image = ImageClient(self.image_url, self.token) |
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self.image.CONNECTION_RETRY_LIMIT = self.retry |
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class Proper(object): |
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"""A descriptor used by tests implementing the TestCase class
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Since each instance of the TestCase will only be used to run a single
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test method (a new fixture is created for each test) the attributes can
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not be saved in the class instances. Instead we use descriptors.
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"""
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def __init__(self, value=None): |
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self.val = value
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def __get__(self, obj, objtype=None): |
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return self.val |
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def __set__(self, obj, value): |
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self.val = value
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# --------------------------------------------------------------------
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# BurninTests class
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# Too many public methods (45/20). pylint: disable-msg=R0904
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class BurninTests(unittest.TestCase): |
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"""Common class that all burnin tests should implement"""
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clients = Clients() |
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run_id = None
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use_ipv6 = None
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action_timeout = None
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action_warning = None
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query_interval = None
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system_user = None
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images = None
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flavors = None
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delete_stale = False
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quotas = Proper(value=None)
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@classmethod
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def setUpClass(cls): # noqa |
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"""Initialize BurninTests"""
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cls.suite_name = cls.__name__ |
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logger.testsuite_start(cls.suite_name) |
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# Set test parameters
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cls.longMessage = True
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def test_000_clients_setup(self): |
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"""Initializing astakos/cyclades/pithos clients"""
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# Update class attributes
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self.clients.initialize_clients()
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self.info("Astakos auth url is %s", self.clients.auth_url) |
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self.info("Cyclades url is %s", self.clients.compute_url) |
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self.info("Pithos url is %s", self.clients.pithos_url) |
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self.info("Image url is %s", self.clients.image_url) |
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self.quotas = self._get_quotas() |
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self.info(" Disk usage is %s", |
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self.quotas['system']['cyclades.disk']['usage']) |
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self.info(" VM usage is %s", |
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self.quotas['system']['cyclades.vm']['usage']) |
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self.info(" DiskSpace usage is %s", |
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self.quotas['system']['pithos.diskspace']['usage']) |
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self.info(" Ram usage is %s", |
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self.quotas['system']['cyclades.ram']['usage']) |
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self.info(" CPU usage is %s", |
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self.quotas['system']['cyclades.cpu']['usage']) |
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self.info(" Network usage is %s", |
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self.quotas['system']['cyclades.network.private']['usage']) |
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# ----------------------------------
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# Loggers helper functions
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def log(self, msg, *args): |
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"""Pass the section value to logger"""
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logger.log(self.suite_name, msg, *args)
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def info(self, msg, *args): |
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"""Pass the section value to logger"""
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logger.info(self.suite_name, msg, *args)
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def debug(self, msg, *args): |
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"""Pass the section value to logger"""
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logger.debug(self.suite_name, msg, *args)
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def warning(self, msg, *args): |
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"""Pass the section value to logger"""
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logger.warning(self.suite_name, msg, *args)
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def error(self, msg, *args): |
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"""Pass the section value to logger"""
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logger.error(self.suite_name, msg, *args)
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# ----------------------------------
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# Helper functions that every testsuite may need
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def _get_uuid(self): |
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"""Get our uuid"""
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authenticate = self.clients.astakos.authenticate()
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uuid = authenticate['access']['user']['id'] |
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self.info("User's uuid is %s", uuid) |
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return uuid
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def _get_username(self): |
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"""Get our User Name"""
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authenticate = self.clients.astakos.authenticate()
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username = authenticate['access']['user']['name'] |
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self.info("User's name is %s", username) |
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return username
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def _create_tmp_directory(self): |
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"""Create a tmp directory
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In my machine /tmp has not enough space for an image
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to be saves, so we are going to use the current directory.
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"""
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temp_dir = tempfile.mkdtemp(dir=os.getcwd()) |
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self.info("Temp directory %s created", temp_dir) |
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return temp_dir
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def _remove_tmp_directory(self, tmp_dir): |
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"""Remove a tmp directory"""
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try:
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shutil.rmtree(tmp_dir) |
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self.info("Temp directory %s deleted", tmp_dir) |
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except OSError: |
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pass
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def _get_uuid_of_system_user(self): |
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"""Get the uuid of the system user
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This is the user that upload the 'official' images.
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"""
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self.info("Getting the uuid of the system user") |
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system_users = None
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if self.system_user is not None: |
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parsed_su = parse_typed_option(self.system_user)
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if parsed_su is None: |
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msg = "Invalid system-user format: %s. Must be [id|name]:.+"
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self.warning(msg, self.system_user) |
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else:
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su_type, su_value = parsed_su |
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if su_type == "name": |
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system_users = [su_value] |
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elif su_type == "id": |
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self.info("System user's uuid is %s", su_value) |
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return su_value
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else:
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self.error("Unrecognized system-user type %s", su_type) |
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self.fail("Unrecognized system-user type") |
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if system_users is None: |
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system_users = SYSTEM_USERS |
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uuids = self.clients.astakos.usernames2uuids(system_users)
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for su_name in system_users: |
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self.info("Trying username %s", su_name) |
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if su_name in uuids: |
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self.info("System user's uuid is %s", uuids[su_name]) |
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return uuids[su_name]
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self.warning("No system user found") |
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return None |
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def _skip_if(self, condition, msg): |
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"""Skip tests"""
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if condition:
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self.info("Test skipped: %s" % msg) |
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self.skipTest(msg)
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# ----------------------------------
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# Flavors
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def _get_list_of_flavors(self, detail=False): |
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"""Get (detailed) list of flavors"""
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if detail:
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self.info("Getting detailed list of flavors") |
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else:
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self.info("Getting simple list of flavors") |
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flavors = self.clients.compute.list_flavors(detail=detail)
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return flavors
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def _find_flavors(self, patterns, flavors=None): |
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"""Find a list of suitable flavors to use
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The patterns is a list of `typed_options'. A list of all flavors
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matching this patterns will be returned.
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"""
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if flavors is None: |
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flavors = self._get_list_of_flavors(detail=True) |
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ret_flavors = [] |
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for ptrn in patterns: |
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parsed_ptrn = parse_typed_option(ptrn) |
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if parsed_ptrn is None: |
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msg = "Invalid flavor format: %s. Must be [id|name]:.+"
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self.warning(msg, ptrn)
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continue
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flv_type, flv_value = parsed_ptrn |
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if flv_type == "name": |
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# Filter flavor by name
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msg = "Trying to find a flavor with name %s"
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self.info(msg, flv_value)
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filtered_flvs = \ |
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[f for f in flavors if |
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re.search(flv_value, f['name'], flags=re.I) is not None] |
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elif flv_type == "id": |
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# Filter flavors by id
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msg = "Trying to find a flavor with id %s"
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self.info(msg, flv_value)
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filtered_flvs = \ |
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[f for f in flavors if str(f['id']) == flv_value] |
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else:
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self.error("Unrecognized flavor type %s", flv_type) |
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self.fail("Unrecognized flavor type") |
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# Append and continue
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ret_flavors.extend(filtered_flvs) |
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self.assertGreater(len(ret_flavors), 0, |
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"No matching flavors found")
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return ret_flavors
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# ----------------------------------
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# Images
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def _get_list_of_images(self, detail=False): |
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"""Get (detailed) list of images"""
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if detail:
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self.info("Getting detailed list of images") |
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else:
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self.info("Getting simple list of images") |
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images = self.clients.image.list_public(detail=detail)
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# Remove images registered by burnin
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images = [img for img in images |
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if not img['name'].startswith(SNF_TEST_PREFIX)] |
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return images
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def _get_list_of_sys_images(self, images=None): |
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"""Get (detailed) list of images registered by system user or by me"""
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self.info("Getting list of images registered by system user or by me") |
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if images is None: |
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images = self._get_list_of_images(detail=True) |
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su_uuid = self._get_uuid_of_system_user()
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my_uuid = self._get_uuid()
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ret_images = [i for i in images |
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if i['owner'] == su_uuid or i['owner'] == my_uuid] |
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return ret_images
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def _find_images(self, patterns, images=None): |
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"""Find a list of suitable images to use
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The patterns is a list of `typed_options'. A list of all images
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matching this patterns will be returned.
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"""
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if images is None: |
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images = self._get_list_of_sys_images()
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ret_images = [] |
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for ptrn in patterns: |
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parsed_ptrn = parse_typed_option(ptrn) |
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if parsed_ptrn is None: |
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msg = "Invalid image format: %s. Must be [id|name]:.+"
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self.warning(msg, ptrn)
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continue
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img_type, img_value = parsed_ptrn |
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if img_type == "name": |
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# Filter image by name
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msg = "Trying to find an image with name %s"
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self.info(msg, img_value)
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filtered_imgs = \ |
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[i for i in images if |
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re.search(img_value, i['name'], flags=re.I) is not None] |
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elif img_type == "id": |
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# Filter images by id
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msg = "Trying to find an image with id %s"
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self.info(msg, img_value)
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filtered_imgs = \ |
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[i for i in images if |
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i['id'].lower() == img_value.lower()]
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else:
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self.error("Unrecognized image type %s", img_type) |
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self.fail("Unrecognized image type") |
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# Append and continue
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ret_images.extend(filtered_imgs) |
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self.assertGreater(len(ret_images), 0, |
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"No matching images found")
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return ret_images
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# ----------------------------------
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# Pithos
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def _set_pithos_account(self, account): |
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"""Set the Pithos account"""
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assert account, "No pithos account was given" |
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self.info("Setting Pithos account to %s", account) |
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self.clients.pithos.account = account
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def _set_pithos_container(self, container): |
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"""Set the Pithos container"""
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assert container, "No pithos container was given" |
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self.info("Setting Pithos container to %s", container) |
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self.clients.pithos.container = container
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def _get_list_of_containers(self, account=None): |
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"""Get list of containers"""
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if account is not None: |
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self._set_pithos_account(account)
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self.info("Getting list of containers") |
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return self.clients.pithos.list_containers() |
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def _create_pithos_container(self, container): |
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"""Create a pithos container
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If the container exists, nothing will happen
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"""
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assert container, "No pithos container was given" |
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self.info("Creating pithos container %s", container) |
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self.clients.pithos.container = container
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self.clients.pithos.container_put()
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# ----------------------------------
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# Quotas
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def _get_quotas(self): |
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"""Get quotas"""
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self.info("Getting quotas for user %s", self._get_uuid()) |
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astakos_client = self.clients.astakos.get_client()
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return astakos_client.get_quotas()
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# --------------------------------------------------------------------
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# Initialize Burnin
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def initialize(opts, testsuites, stale_testsuites): |
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"""Initalize burnin
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Initialize our logger and burnin state
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"""
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# Initialize logger
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global logger # Using global statement. pylint: disable-msg=C0103,W0603 |
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curr_time = datetime.datetime.now() |
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logger = Log(opts.log_folder, verbose=opts.verbose, |
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use_colors=opts.use_colors, in_parallel=False,
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log_level=opts.log_level, curr_time=curr_time) |
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|
503 |
# Initialize clients
|
504 |
Clients.auth_url = opts.auth_url |
505 |
Clients.token = opts.token |
506 |
|
507 |
# Pass the rest options to BurninTests
|
508 |
BurninTests.use_ipv6 = opts.use_ipv6 |
509 |
BurninTests.action_timeout = opts.action_timeout |
510 |
BurninTests.action_warning = opts.action_warning |
511 |
BurninTests.query_interval = opts.query_interval |
512 |
BurninTests.system_user = opts.system_user |
513 |
BurninTests.flavors = opts.flavors |
514 |
BurninTests.images = opts.images |
515 |
BurninTests.delete_stale = opts.delete_stale |
516 |
BurninTests.run_id = SNF_TEST_PREFIX + \ |
517 |
datetime.datetime.strftime(curr_time, "%Y%m%d%H%M%S")
|
518 |
|
519 |
# Choose tests to run
|
520 |
if opts.show_stale:
|
521 |
# We will run the stale_testsuites
|
522 |
return (stale_testsuites, True) |
523 |
|
524 |
if opts.tests != "all": |
525 |
testsuites = opts.tests |
526 |
if opts.exclude_tests is not None: |
527 |
testsuites = [tsuite for tsuite in testsuites |
528 |
if tsuite not in opts.exclude_tests] |
529 |
|
530 |
return (testsuites, opts.failfast)
|
531 |
|
532 |
|
533 |
# --------------------------------------------------------------------
|
534 |
# Run Burnin
|
535 |
def run_burnin(testsuites, failfast=False): |
536 |
"""Run burnin testsuites"""
|
537 |
global logger # Using global. pylint: disable-msg=C0103,W0603,W0602 |
538 |
|
539 |
success = True
|
540 |
for tcase in testsuites: |
541 |
was_success = run_test(tcase) |
542 |
success = success and was_success
|
543 |
if failfast and not success: |
544 |
break
|
545 |
|
546 |
# Clean up our logger
|
547 |
del(logger)
|
548 |
|
549 |
# Return
|
550 |
return 0 if success else 1 |
551 |
|
552 |
|
553 |
def run_test(tcase): |
554 |
"""Run a testcase"""
|
555 |
tsuite = unittest.TestLoader().loadTestsFromTestCase(tcase) |
556 |
results = tsuite.run(BurninTestResult()) |
557 |
|
558 |
return was_successful(tcase.__name__, results.wasSuccessful())
|
559 |
|
560 |
|
561 |
# --------------------------------------------------------------------
|
562 |
# Helper functions
|
563 |
def was_successful(tsuite, success): |
564 |
"""Handle whether a testsuite was succesful or not"""
|
565 |
if success:
|
566 |
logger.testsuite_success(tsuite) |
567 |
return True |
568 |
else:
|
569 |
logger.testsuite_failure(tsuite) |
570 |
return False |
571 |
|
572 |
|
573 |
def parse_typed_option(value): |
574 |
"""Parse typed options (flavors and images)
|
575 |
|
576 |
The options are in the form 'id:123-345' or 'name:^Debian Base$'
|
577 |
|
578 |
"""
|
579 |
try:
|
580 |
[type_, val] = value.strip().split(':')
|
581 |
if type_ not in ["id", "name"]: |
582 |
raise ValueError |
583 |
return type_, val
|
584 |
except ValueError: |
585 |
return None |