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a1f825e7c7
This PR prepares marvin and tests for python3. it was part of #4479, until nose2 was decided to be abandoned from that PR. Re-PR of #4543 and #3730 to enable cooperation Co-authored-by: Daan Hoogland <dahn@onecht.net> Co-authored-by: Gabriel Beims Bräscher <gabriel@apache.org> Co-authored-by: Rohit Yadav <rohit.yadav@shapeblue.com>
313 lines
11 KiB
Python
313 lines
11 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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""" Test cases for validating global limit for concurrent snapshots
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"""
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from nose.plugins.attrib import attr
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from marvin.cloudstackTestCase import cloudstackTestCase
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from marvin.lib.utils import (cleanup_resources,
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validateList)
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from marvin.lib.base import (Account,
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ServiceOffering,
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VirtualMachine,
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Snapshot,
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Volume,
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Configurations
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)
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from marvin.lib.common import (get_domain,
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get_zone,
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get_template
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)
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from marvin.codes import PASS, BACKED_UP
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from threading import Thread
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class TestConcurrentSnapshotLimit(cloudstackTestCase):
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@classmethod
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def setUpClass(cls):
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testClient = super(TestConcurrentSnapshotLimit, cls).getClsTestClient()
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cls.apiclient = testClient.getApiClient()
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cls.testdata = testClient.getParsedTestDataConfig()
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cls.hypervisor = cls.testClient.getHypervisorInfo()
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# Get Zone, Domain and templates
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cls.domain = get_domain(cls.apiclient)
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cls.zone = get_zone(cls.apiclient, testClient.getZoneForTests())
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cls.template = get_template(
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cls.apiclient,
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cls.zone.id,
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cls.testdata["ostype"])
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cls._cleanup = []
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cls.supportedHypervisor = True
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if cls.hypervisor.lower() in [
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"hyperv",
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"lxc"]:
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cls.supportedHypervisor = False
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return
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# Create Service offering
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cls.service_offering = ServiceOffering.create(
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cls.apiclient,
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cls.testdata["service_offering"],
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)
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cls._cleanup.append(cls.service_offering)
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return
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@classmethod
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def tearDownClass(cls):
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try:
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cleanup_resources(cls.apiclient, cls._cleanup)
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except Exception as e:
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raise Exception("Warning: Exception during cleanup : %s" % e)
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def setUp(self):
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self.apiclient = self.testClient.getApiClient()
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self.dbclient = self.testClient.getDbConnection()
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self.cleanup = []
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self.exceptionOccured = False
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if not self.supportedHypervisor:
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self.skipTest("Snapshot not supported on %s" % self.hypervisor)
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def createSnapshot(self, volumeid):
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try:
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Snapshot.create(
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self.apiclient,
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volumeid
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)
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except Exception as e:
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self.debug("Exception occured: %s" % e)
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self.exceptionOccured = True
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def tearDown(self):
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try:
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cleanup_resources(self.apiclient, self.cleanup)
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except Exception as e:
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raise Exception("Warning: Exception during cleanup : %s" % e)
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return
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@attr(tags=["advanced", "basic"], required_hardware="true")
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def test_01_concurrent_snapshot_global_limit(self):
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""" Test if global value concurrent.snapshots.threshold.perhost
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value respected
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This is positive test cases and tests if we are able to create
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as many snapshots mentioned in global value
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# 1. Create an account and a VM in it
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# 2. Read the global value for concurrent.snapshots.threshold.perhost
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# 3. If the value is Null, create at least 10 concurrent snapshots
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and verify they are created successfully
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# 4. Else, create as many snapshots specified in the global value, and
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verify they are created successfully
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"""
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# Create an account
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account = Account.create(
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self.apiclient,
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self.testdata["account"],
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domainid=self.domain.id
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)
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self.cleanup.append(account)
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# Create user api client of the account
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userapiclient = self.testClient.getUserApiClient(
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UserName=account.name,
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DomainName=account.domain
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)
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# Create VM
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virtual_machine = VirtualMachine.create(
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userapiclient,
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self.testdata["small"],
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templateid=self.template.id,
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accountid=account.name,
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domainid=account.domainid,
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serviceofferingid=self.service_offering.id,
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zoneid=self.zone.id
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)
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# Create 10 concurrent snapshots by default
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# We can have any value, so keeping it 10 as it
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# seems good enough to test
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concurrentSnapshots = 10
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# Step 1
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# Get ROOT Volume Id
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volumes = Volume.list(
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self.apiclient,
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virtualmachineid=virtual_machine.id,
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type='ROOT',
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listall=True
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)
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self.assertEqual(validateList(volumes)[0], PASS,
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"Volumes list validation failed")
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root_volume = volumes[0]
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config = Configurations.list(
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self.apiclient,
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name="concurrent.snapshots.threshold.perhost"
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)
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if config[0].value:
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self.assertEqual(
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isinstance(
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config,
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list),
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True,
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"concurrent.snapshots.threshold.perhost should be present\
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in global config")
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concurrentSnapshots = int(config[0].value)
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self.debug("concurrent Snapshots: %s" % concurrentSnapshots)
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threads = []
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for i in range(0, (concurrentSnapshots)):
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thread = Thread(
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target=Snapshot.create,
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args=(
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self.apiclient,
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root_volume.id
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))
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threads.append(thread)
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thread.start()
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for thread in threads:
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thread.join()
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snapshots = Snapshot.list(self.apiclient,
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volumeid=root_volume.id,
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listall=True)
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self.assertEqual(validateList(snapshots)[0], PASS,
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"Snapshots list validation failed")
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self.assertEqual(
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len(snapshots),
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concurrentSnapshots,
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"There should be exactly %s snapshots present" %
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concurrentSnapshots)
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for snapshot in snapshots:
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self.assertEqual(str(snapshot.state).lower(), BACKED_UP,
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"Snapshot state should be backedUp but it is\
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%s" % snapshot.state)
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return
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@attr(tags=["advanced", "basic"], required_hardware="true")
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def test_02_concurrent_snapshot_global_limit(self):
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""" Test if global value concurrent.snapshots.threshold.perhost
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value is respected
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This is negative test cases and tests no more concurrent
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snapshots as specified in global value are created
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# 1. Read the global value for concurrent.snapshots.threshold.perhost
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# 2. If the value is Null, skip the test case
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# 3. Create an account and a VM in it
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# 4. Create more concurrent snapshots than specified in
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global allowed limit
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# 5. Verify that exception is raised while creating snapshots
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"""
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config = Configurations.list(
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self.apiclient,
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name="concurrent.snapshots.threshold.perhost"
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)
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if config[0].value:
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self.assertEqual(
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isinstance(
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config,
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list),
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True,
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"concurrent.snapshots.threshold.perhost should be present\
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in global config")
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concurrentSnapshots = int(config[0].value)
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else:
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self.skipTest("Skipping tests as the config value \
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concurrent.snapshots.threshold.perhost is Null")
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# Create an account
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account = Account.create(
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self.apiclient,
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self.testdata["account"],
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domainid=self.domain.id
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)
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self.cleanup.append(account)
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# Create user api client of the account
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userapiclient = self.testClient.getUserApiClient(
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UserName=account.name,
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DomainName=account.domain
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)
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# Create VM
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virtual_machine = VirtualMachine.create(
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userapiclient,
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self.testdata["small"],
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templateid=self.template.id,
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accountid=account.name,
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domainid=account.domainid,
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serviceofferingid=self.service_offering.id,
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zoneid=self.zone.id
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)
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# Step 1
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# Get ROOT Volume Id
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volumes = Volume.list(
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self.apiclient,
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virtualmachineid=virtual_machine.id,
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type='ROOT',
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listall=True
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)
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self.assertEqual(validateList(volumes)[0], PASS,
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"Volumes list validation failed")
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root_volume = volumes[0]
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threads = []
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for i in range(0, (concurrentSnapshots + 1)):
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thread = Thread(
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target=self.createSnapshot,
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args=(
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self.apiclient,
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root_volume.id
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))
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threads.append(thread)
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thread.start()
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for thread in threads:
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thread.join()
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self.assertTrue(self.exceptionOccured, "Concurrent snapshots\
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more than concurrent.snapshots.threshold.perhost\
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value successfully created")
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return
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@attr(tags=["advanced", "basic"], required_hardware="false")
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def test_03_concurrent_snapshot_global_value_assignment(self):
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""" Test verifies that exception is raised if string value is assigned to
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concurrent.snapshots.threshold.perhost parameter.
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"""
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with self.assertRaises(Exception):
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Configurations.update(
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self.apiclient,
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"concurrent.snapshots.threshold.perhost",
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"String"
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)
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return
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