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327 lines
11 KiB
Python
327 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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# Import Local Modules
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from marvin.codes import FAILED, KVM, PASS, XEN_SERVER, RUNNING
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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 random_gen, cleanup_resources, validateList, is_snapshot_on_nfs, isAlmostEqual
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from marvin.lib.base import (Account,
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Configurations,
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ServiceOffering,
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StoragePool,
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Template,
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VirtualMachine,
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VmSnapshot,
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Host)
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from marvin.lib.common import (get_zone,
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get_domain,
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get_template,
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list_snapshots,
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list_virtual_machines,
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list_configurations)
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from marvin.cloudstackAPI import (listTemplates)
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import time
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import unittest
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class TestVmSnapshot(cloudstackTestCase):
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@classmethod
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def setUpClass(cls):
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testClient = super(TestVmSnapshot, cls).getClsTestClient()
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cls.apiclient = testClient.getApiClient()
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cls._cleanup = []
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cls.unsupportedHypervisor = False
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cls.hypervisor = testClient.getHypervisorInfo()
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if cls.hypervisor.lower() != "kvm":
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cls.unsupportedHypervisor = True
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return
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cls.services = testClient.getParsedTestDataConfig()
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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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hosts = Host.list(
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cls.apiclient,
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zoneid=cls.zone.id,
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type='Routing',
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hypervisor='KVM')
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pools = StoragePool.list(
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cls.apiclient,
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zoneid=cls.zone.id)
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for pool in pools:
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if pool.type == "NetworkFilesystem" or pool.type == "Filesystem":
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raise unittest.SkipTest("Storage-based snapshots functionality is not supported for NFS/Local primary storage")
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for host in hosts:
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if host.details['Host.OS'] in ['CentOS']:
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raise unittest.SkipTest("The standard `qemu-kvm` which is the default for CentOS does not support the new functionality. It has to be installed `qemu-kvm-ev`")
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Configurations.update(cls.apiclient,
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name = "kvm.vmstoragesnapshot.enabled",
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value = "true")
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#The version of CentOS has to be supported
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templ = {
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"name": "CentOS8",
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"displaytext": "CentOS 8",
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"format": "QCOW2",
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"url": "http://download.cloudstack.org/releases/4.14/default-tmpl-centos8.0.qcow2.bz2",
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"ispublic": "True",
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"isextractable": "True",
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"hypervisor": cls.hypervisor,
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"zoneid": cls.zone.id,
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"ostype": "CentOS 8",
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"directdownload": True,
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}
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template = Template.register(cls.apiclient, templ, zoneid=cls.zone.id, hypervisor=cls.hypervisor)
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if template == FAILED:
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assert False, "get_template() failed to return template\
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with description %s" % cls.services["ostype"]
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cls.services["domainid"] = cls.domain.id
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cls.services["small"]["zoneid"] = cls.zone.id
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cls.services["templates"]["ostypeid"] = template.ostypeid
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cls.services["zoneid"] = cls.zone.id
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cls.account = Account.create(
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cls.apiclient,
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cls.services["account"],
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domainid=cls.domain.id
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)
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cls._cleanup.append(cls.account)
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service_offerings_nfs = {
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"name": "nfs",
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"displaytext": "nfs",
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"cpunumber": 1,
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"cpuspeed": 500,
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"memory": 512,
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"storagetype": "shared",
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"customizediops": False,
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}
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cls.service_offering = ServiceOffering.create(
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cls.apiclient,
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service_offerings_nfs,
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)
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cls._cleanup.append(cls.service_offering)
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cls.virtual_machine = VirtualMachine.create(
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cls.apiclient,
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cls.services,
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zoneid=cls.zone.id,
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templateid=template.id,
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accountid=cls.account.name,
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domainid=cls.account.domainid,
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serviceofferingid=cls.service_offering.id,
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mode=cls.zone.networktype,
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hypervisor=cls.hypervisor,
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rootdisksize=20,
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)
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cls.random_data_0 = random_gen(size=100)
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cls.test_dir = "/tmp"
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cls.random_data = "random.data"
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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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Configurations.update(cls.apiclient,
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name = "kvm.vmstoragesnapshot.enabled",
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value = "false")
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# Cleanup resources used
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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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return
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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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if self.unsupportedHypervisor:
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self.skipTest("Skipping test because unsupported hypervisor\
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%s" % self.hypervisor)
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return
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def tearDown(self):
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return
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@attr(tags=["advanced", "advancedns", "smoke"], required_hardware="true")
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def test_01_create_vm_snapshots(self):
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"""Test to create VM snapshots
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"""
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try:
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# Login to VM and write data to file system
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ssh_client = self.virtual_machine.get_ssh_client()
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cmds = [
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"echo %s > %s/%s" %
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(self.random_data_0, self.test_dir, self.random_data),
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"cat %s/%s" %
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(self.test_dir, self.random_data)]
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for c in cmds:
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self.debug(c)
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result = ssh_client.execute(c)
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self.debug(result)
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except Exception:
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self.fail("SSH failed for Virtual machine: %s" %
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self.virtual_machine.ipaddress)
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self.assertEqual(
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self.random_data_0,
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result[0],
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"Check the random data has be write into temp file!"
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)
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time.sleep(30)
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MemorySnapshot = False
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vm_snapshot = VmSnapshot.create(
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self.apiclient,
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self.virtual_machine.id,
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MemorySnapshot,
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"TestSnapshot",
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"Display Text"
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)
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self.assertEqual(
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vm_snapshot.state,
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"Ready",
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"Check the snapshot of vm is ready!"
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)
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return
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@attr(tags=["advanced", "advancedns", "smoke"], required_hardware="true")
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def test_02_revert_vm_snapshots(self):
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"""Test to revert VM snapshots
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"""
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try:
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ssh_client = self.virtual_machine.get_ssh_client()
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cmds = [
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"rm -rf %s/%s" % (self.test_dir, self.random_data),
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"ls %s/%s" % (self.test_dir, self.random_data)
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]
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for c in cmds:
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self.debug(c)
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result = ssh_client.execute(c)
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self.debug(result)
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except Exception:
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self.fail("SSH failed for Virtual machine: %s" %
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self.virtual_machine.ipaddress)
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if str(result[0]).index("No such file or directory") == -1:
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self.fail("Check the random data has be delete from temp file!")
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time.sleep(30)
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list_snapshot_response = VmSnapshot.list(
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self.apiclient,
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virtualmachineid=self.virtual_machine.id,
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listall=True)
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self.assertEqual(
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isinstance(list_snapshot_response, list),
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True,
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"Check list response returns a valid list"
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)
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self.assertNotEqual(
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list_snapshot_response,
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None,
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"Check if snapshot exists in ListSnapshot"
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)
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self.assertEqual(
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list_snapshot_response[0].state,
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"Ready",
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"Check the snapshot of vm is ready!"
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)
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self.virtual_machine.stop(self.apiclient)
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VmSnapshot.revertToSnapshot(
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self.apiclient,
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list_snapshot_response[0].id)
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self.virtual_machine.start(self.apiclient)
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try:
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ssh_client = self.virtual_machine.get_ssh_client(reconnect=True)
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cmds = [
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"cat %s/%s" % (self.test_dir, self.random_data)
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]
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for c in cmds:
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self.debug(c)
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result = ssh_client.execute(c)
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self.debug(result)
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except Exception:
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self.fail("SSH failed for Virtual machine: %s" %
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self.virtual_machine.ipaddress)
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self.assertEqual(
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self.random_data_0,
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result[0],
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"Check the random data is equal with the ramdom file!"
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)
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@attr(tags=["advanced", "advancedns", "smoke"], required_hardware="true")
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def test_03_delete_vm_snapshots(self):
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"""Test to delete vm snapshots
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"""
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list_snapshot_response = VmSnapshot.list(
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self.apiclient,
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virtualmachineid=self.virtual_machine.id,
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listall=True)
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self.assertEqual(
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isinstance(list_snapshot_response, list),
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True,
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"Check list response returns a valid list"
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)
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self.assertNotEqual(
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list_snapshot_response,
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None,
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"Check if snapshot exists in ListSnapshot"
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)
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VmSnapshot.deleteVMSnapshot(
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self.apiclient,
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list_snapshot_response[0].id)
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time.sleep(30)
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list_snapshot_response = VmSnapshot.list(
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self.apiclient,
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virtualmachineid=self.virtual_machine.id,
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listall=False)
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self.debug('list_snapshot_response -------------------- %s' % list_snapshot_response)
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self.assertIsNone(list_snapshot_response, "snapshot is already deleted")
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