def setUpClass(cls):
        testClient = super(TestConcurrentSnapshots, cls).getClsTestClient()
        cls.apiclient = testClient.getApiClient()
        cls.testdata = testClient.getParsedTestDataConfig()
        cls.hypervisor = cls.testClient.getHypervisorInfo()

        # Get Zone, Domain and templates
        cls.domain = get_domain(cls.apiclient)
        cls.zone = get_zone(cls.apiclient, testClient.getZoneForTests())

        cls.template = get_template(
            cls.apiclient,
            cls.zone.id,
            cls.testdata["ostype"])

        cls._cleanup = []
        cls.vm_pool = []
        cls.snapshotSupported = True

        if cls.hypervisor.lower() in ["hyperv", "lxc"]:
            cls.snapshotSupported = False
            return

        # Set sleep time as per Snapshot Recurring Policy - HOURLY
        cls.sleep_time_for_hourly_policy = 60 * 60 * 1

        cls.mgtSvrDetails = cls.config.__dict__["mgtSvr"][0].__dict__

        try:

            # Create an account
            cls.account = Account.create(
                cls.apiclient,
                cls.testdata["account"],
                domainid=cls.domain.id
            )
            cls._cleanup.append(cls.account)

            # Create user api client of the account
            cls.userapiclient = testClient.getUserApiClient(
                UserName=cls.account.name,
                DomainName=cls.account.domain
            )

            # Create Service offering
            cls.service_offering = ServiceOffering.create(
                cls.apiclient,
                cls.testdata["service_offering"],
            )
            cls._cleanup.append(cls.service_offering)

            for i in range(4):
                cls.vm = VirtualMachine.create(
                    cls.apiclient,
                    cls.testdata["small"],
                    templateid=cls.template.id,
                    accountid=cls.account.name,
                    domainid=cls.account.domainid,
                    serviceofferingid=cls.service_offering.id,
                    zoneid=cls.zone.id,
                    mode=cls.zone.networktype
                )

                cls.vm_pool.append(cls.vm)
                cls._cleanup.append(cls.vm)

            cls.checksum_pool = []
            cls.root_pool = []
            cls.snapshot_pool = []
            cls.rec_policy_pool = []
            for vm in cls.vm_pool:
                root_volumes = list_volumes(
                    cls.apiclient,
                    virtualmachineid=vm.id,
                    type='ROOT',
                    listall=True
                )

                checksum_root = createChecksum(
                    cls.testdata,
                    vm,
                    root_volumes[0],
                    "rootdiskdevice")

                cls.checksum_pool.append(checksum_root)
                cls.root_pool.append(root_volumes[0])
            try:
                cls.pools = StoragePool.list(cls.apiclient, zoneid=cls.zone.id)
            except Exception as e:
                raise unittest.SkipTest(e)

        except Exception as e:
            cls.tearDownClass()
            raise e
        return
    def setUpClass(cls):
        testClient = super(TestConcurrentSnapshots, cls).getClsTestClient()
        cls.apiclient = testClient.getApiClient()
        cls.testdata = testClient.getParsedTestDataConfig()
        cls.hypervisor = cls.testClient.getHypervisorInfo()

        # Get Zone, Domain and templates
        cls.domain = get_domain(cls.apiclient)
        cls.zone = get_zone(cls.apiclient, testClient.getZoneForTests())

        cls.template = get_template(
            cls.apiclient,
            cls.zone.id,
            cls.testdata["ostype"])

        cls._cleanup = []
        cls.vm_pool = []
        cls.snapshotSupported = True

        if cls.hypervisor.lower() in ["hyperv", "lxc"]:
            cls.snapshotSupported = False
            return

        # Set sleep time as per Snapshot Recurring Policy - HOURLY
        cls.sleep_time_for_hourly_policy = 60 * 60 * 1

        cls.mgtSvrDetails = cls.config.__dict__["mgtSvr"][0].__dict__

        try:

            # Create an account
            cls.account = Account.create(
                cls.apiclient,
                cls.testdata["account"],
                domainid=cls.domain.id
            )
            cls._cleanup.append(cls.account)

            # Create user api client of the account
            cls.userapiclient = testClient.getUserApiClient(
                UserName=cls.account.name,
                DomainName=cls.account.domain
            )

            # Create Service offering
            cls.service_offering = ServiceOffering.create(
                cls.apiclient,
                cls.testdata["service_offering"],
            )
            cls._cleanup.append(cls.service_offering)

            for i in range(4):
                cls.vm = VirtualMachine.create(
                    cls.apiclient,
                    cls.testdata["small"],
                    templateid=cls.template.id,
                    accountid=cls.account.name,
                    domainid=cls.account.domainid,
                    serviceofferingid=cls.service_offering.id,
                    zoneid=cls.zone.id,
                    mode=cls.zone.networktype
                )

                cls.vm_pool.append(cls.vm)
                cls._cleanup.append(cls.vm)

            cls.checksum_pool = []
            cls.root_pool = []
            cls.snapshot_pool = []
            cls.rec_policy_pool = []
            for vm in cls.vm_pool:
                root_volumes = list_volumes(
                    cls.apiclient,
                    virtualmachineid=vm.id,
                    type='ROOT',
                    listall=True
                )

                checksum_root = createChecksum(
                    cls.testdata,
                    vm,
                    root_volumes[0],
                    "rootdiskdevice")

                cls.checksum_pool.append(checksum_root)
                cls.root_pool.append(root_volumes[0])
            try:
                cls.pools = StoragePool.list(cls.apiclient, zoneid=cls.zone.id)
            except Exception as e:
                raise unittest.SkipTest(e)

        except Exception as e:
            cls.tearDownClass()
            raise e
        return
    def test_01_volume_snapshot(self):
        """ Test Volume (root) Snapshot
        # 1. Deploy a VM on primary storage and .
        # 2. Take snapshot on root disk
        # 3. Verify the snapshot's entry in the "snapshots" table 
                and presence of the corresponding 
                snapshot on the Secondary Storage
        # 4. Create Template from the Snapshot and Deploy a 
                VM using the Template
        # 5. Log in to the VM from template and make verify 
                the contents of the ROOT disk matches with the snapshot.
        # 6. Delete Snapshot and Deploy a Linux VM from the 
             Template and verify the successful deployment of the VM.
        # 7. Create multiple snapshots on the same volume and 
                Check the integrity of all the snapshots by creating 
                a template from the snapshot and deploying a Vm from it 
                and delete one of the snapshots
        # 8. Verify that the original checksum matches with the checksum 
                of VM's created from remaning snapshots
        # 9. Make verify the contents of the ROOT disk 
                matches with the snapshot
        # 10.Verify that Snapshot of both DATA and ROOT volume should 
                succeed when snapshot of Data disk of a VM is taken 
                when snapshot of ROOT volume of VM is in progress
        # 11.Create snapshot of data disk and verify the original checksum 
                matches with the volume created from snapshot
        # 12.Verify that volume's state should not change when snapshot of 
                a DATA volume is taken that is attached to a VM
        # 13.Verify that volume's state should not change when snapshot of 
                a DATA volume is taken that is not attached to a VM
        # 14.Verify that create Snapshot with quiescevm=True should succeed
        # 15.revertSnapshot() to revert VM to a specified 
                Volume snapshot for root volume
        """

        # Step 1
        # Get ROOT Volume Id
        root_volumes_cluster_list = list_volumes(self.apiclient,
                                                 virtualmachineid=self.vm_1.id,
                                                 type='ROOT',
                                                 listall=True)

        root_volume_cluster = root_volumes_cluster_list[0]

        disk_volumes_cluster_list = list_volumes(self.apiclient,
                                                 virtualmachineid=self.vm_1.id,
                                                 type='DATADISK',
                                                 listall=True)

        data_disk = disk_volumes_cluster_list[0]

        root_vol_state = root_volume_cluster.state

        ckecksum_random_root_cluster = createChecksum(
            service=self.testdata,
            virtual_machine=self.vm_1,
            disk=root_volume_cluster,
            disk_type="rootdiskdevice")

        self.vm_1.stop(self.apiclient)
        root_vol_snap = Snapshot.create(self.apiclient, root_volume_cluster.id)

        self.assertEqual(root_vol_snap.state, "BackedUp",
                         "Check if the snapshot state is correct ")

        self.assertEqual(root_vol_state, root_volume_cluster.state,
                         "Check if volume state has changed")

        self.vm_1.start(self.apiclient)
        # Step 2
        snapshot_list = list_snapshots(self.apiclient, id=root_vol_snap.id)

        self.assertNotEqual(snapshot_list, None,
                            "Check if result exists in list item call")
        self.assertEqual(snapshot_list[0].id, root_vol_snap.id,
                         "Check resource id in list resources call")

        self.assertTrue(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, root_vol_snap.id))

        events = list_events(self.apiclient,
                             account=self.account.name,
                             domainid=self.account.domainid,
                             type='SNAPSHOT.CREATE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0], PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])
        self.debug("Events list contains event SNAPSHOT.CREATE")

        qresultset = self.dbclient.execute(
            "select * from event where type='SNAPSHOT.CREATE' AND \
                    description like '%%%s%%' AND state='Completed';" %
            root_volume_cluster.id)

        event_validation_result = validateList(qresultset)

        self.assertEqual(
            event_validation_result[0], PASS,
            "event list validation failed due to %s" %
            event_validation_result[2])

        self.assertNotEqual(len(qresultset), 0, "Check DB Query result set")

        qresult = str(qresultset)
        self.assertEqual(
            qresult.count('SNAPSHOT.CREATE') > 0, True,
            "Check SNAPSHOT.CREATE event in events table")

        #Usage_Event
        qresultset = self.dbclient.execute(
            "select * from usage_event where type='SNAPSHOT.CREATE' AND \
                        resource_name='%s'" % root_vol_snap.name)

        usage_event_validation_result = validateList(qresultset)

        self.assertEqual(
            usage_event_validation_result[0], PASS,
            "event list validation failed due to %s" %
            usage_event_validation_result[2])

        self.assertNotEqual(len(qresultset), 0, "Check DB Query result set")

        self.assertEqual(
            self.dbclient.execute(
                "select size from usage_event where type='SNAPSHOT.CREATE' AND \
            resource_name='%s'" % root_vol_snap.name)[0][0],
            root_vol_snap.physicalsize)

        # Step 3
        # create template from snapshot root_vol_snap
        templateFromSnapshot = Template.create_from_snapshot(
            self.apiclient, root_vol_snap, self.testdata["template_2"])

        self.assertNotEqual(templateFromSnapshot, None,
                            "Check if result exists in list item call")

        vm_from_temp = VirtualMachine.create(
            self.apiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype)

        self.assertNotEqual(vm_from_temp, None,
                            "Check if result exists in list item call")

        compareChecksum(self.apiclient,
                        service=self.testdata,
                        original_checksum=ckecksum_random_root_cluster,
                        disk_type="rootdiskdevice",
                        virt_machine=vm_from_temp)
        vm_from_temp.delete(self.apiclient)
        # Step 4
        root_vol_snap.delete(self.userapiclient)

        self.assertEqual(
            list_snapshots(
                self.apiclient,
                volumeid=root_volume_cluster.id,
            ), None, "Snapshot list should be empty")

        events = list_events(self.apiclient,
                             account=self.account.name,
                             domainid=self.account.domainid,
                             type='SNAPSHOT.DELETE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0], PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])

        self.debug("Events list contains event SNAPSHOT.DELETE")

        self.debug("select id from account where uuid = '%s';" %
                   self.account.id)

        qresultset = self.dbclient.execute(
            "select id from account where uuid = '%s';" % self.account.id)

        account_validation_result = validateList(qresultset)

        self.assertEqual(
            account_validation_result[0], PASS,
            "event list validation failed due to %s" %
            account_validation_result[2])

        self.assertNotEqual(len(qresultset), 0, "Check DB Query result set")
        qresult = qresultset[0]

        account_id = qresult[0]

        qresultset = self.dbclient.execute(
            "select * from event where type='SNAPSHOT.DELETE' AND \
                    account_id='%s' AND state='Completed';" % account_id)

        delete_snap_validation_result = validateList(qresultset)

        self.assertEqual(
            delete_snap_validation_result[0], PASS,
            "event list validation failed due to %s" %
            delete_snap_validation_result[2])

        self.assertNotEqual(len(qresultset), 0, "Check DB Query result set")

        qresult = str(qresultset)
        self.assertEqual(
            qresult.count('SNAPSHOT.DELETE') > 0, True,
            "Check SNAPSHOT.DELETE event in events table")

        # Step 5
        # delete snapshot and deploy vm from snapshot
        vm_from_temp_2 = VirtualMachine.create(
            self.userapiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype)

        self.assertNotEqual(vm_from_temp_2, None,
                            "Check if result exists in list item call")

        # Step 6:
        compareChecksum(self.apiclient,
                        service=self.testdata,
                        original_checksum=ckecksum_random_root_cluster,
                        disk_type="rootdiskdevice",
                        virt_machine=vm_from_temp_2)

        vm_from_temp_2.delete(self.apiclient)
        # Step 7
        # Multiple Snapshots
        self.vm_1.stop(self.apiclient)
        snaps = []
        for i in range(2):

            root_vol_snap = Snapshot.create(self.apiclient,
                                            root_volume_cluster.id)

            self.assertEqual(
                root_vol_snap.state, "BackedUp",
                "Check if the data vol snapshot state is correct ")

            snaps.append(root_vol_snap)

            templateFromSnapshot = Template.create_from_snapshot(
                self.apiclient, root_vol_snap, self.testdata["template_2"])

            self.assertNotEqual(templateFromSnapshot, None,
                                "Check if result exists in list item call")

            vm_from_temp = VirtualMachine.create(
                self.userapiclient,
                self.testdata["small"],
                templateid=templateFromSnapshot.id,
                accountid=self.account.name,
                domainid=self.account.domainid,
                serviceofferingid=self.service_offering.id,
                zoneid=self.zone.id,
                mode=self.zone.networktype)

            self.assertNotEqual(vm_from_temp, None,
                                "Check if result exists in list item call")

            compareChecksum(self.apiclient,
                            service=self.testdata,
                            original_checksum=ckecksum_random_root_cluster,
                            disk_type="rootdiskdevice",
                            virt_machine=vm_from_temp)
            vm_from_temp.delete(self.apiclient)
            templateFromSnapshot.delete(self.apiclient)

        self.vm_1.start(self.apiclient)

        delete_snap = snaps.pop(1)
        delete_snap.delete(self.apiclient)

        self.assertEqual(Snapshot.list(self.apiclient, id=delete_snap.id),
                         None, "Snapshot list should be empty")

        # Step 8
        for snap in snaps:

            templateFromSnapshot = Template.create_from_snapshot(
                self.apiclient, snap, self.testdata["template_2"])

            self.assertNotEqual(templateFromSnapshot, None,
                                "Check if result exists in list item call")

            vm_from_temp = VirtualMachine.create(
                self.userapiclient,
                self.testdata["small"],
                templateid=templateFromSnapshot.id,
                accountid=self.account.name,
                domainid=self.account.domainid,
                serviceofferingid=self.service_offering.id,
                zoneid=self.zone.id,
                mode=self.zone.networktype)

            self.assertNotEqual(vm_from_temp, None,
                                "Check if result exists in list item call")

            compareChecksum(self.apiclient,
                            service=self.testdata,
                            original_checksum=ckecksum_random_root_cluster,
                            disk_type="rootdiskdevice",
                            virt_machine=vm_from_temp)

            templateFromSnapshot.delete(self.apiclient)
            vm_from_temp.delete(self.apiclient)

        for snap in snaps:
            snap.delete(self.apiclient)

        # Step 9
        ckecksum_root_cluster = createChecksum(service=self.testdata,
                                               virtual_machine=self.vm_1,
                                               disk=root_volume_cluster,
                                               disk_type="rootdiskdevice")

        self.vm_1.stop(self.apiclient)

        root_vol_snap_2 = Snapshot.create(self.apiclient,
                                          root_volume_cluster.id)

        self.assertEqual(root_vol_snap_2.state, "BackedUp",
                         "Check if the data vol snapshot state is correct ")
        snap_list_validation_result = validateList(events)

        self.assertEqual(
            snap_list_validation_result[0], PASS,
            "snapshot list validation failed due to %s" %
            snap_list_validation_result[2])

        self.assertNotEqual(snapshot_list, None,
                            "Check if result exists in list item call")

        templateFromSnapshot = Template.create_from_snapshot(
            self.apiclient, root_vol_snap_2, self.testdata["template_2"])

        self.debug("create template event comlites with template %s name" %
                   templateFromSnapshot.name)

        self.assertNotEqual(templateFromSnapshot, None,
                            "Check if result exists in list item call")

        vm_from_temp_2 = VirtualMachine.create(
            self.userapiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype)

        self.assertNotEqual(vm_from_temp_2, None,
                            "Check if result exists in list item call")

        compareChecksum(self.apiclient,
                        service=self.testdata,
                        original_checksum=ckecksum_root_cluster,
                        disk_type="rootdiskdevice",
                        virt_machine=vm_from_temp_2)

        vm_from_temp_2.delete(self.apiclient)

        # Step 10
        # Take snapshot of Data disk of a VM , when snapshot of ROOT volume of
        # VM is in progress
        try:
            self.vm_1.stop(self.apiclient)

            t1 = Thread(target=Snapshot.create,
                        args=(self.apiclient, root_volume_cluster.id))

            t2 = Thread(target=Snapshot.create,
                        args=(self.apiclient, data_disk.id))

            t1.start()
            t2.start()
            t1.join()
            t2.join()

        except:
            self.debug("Error: unable to start thread")

        # Step 11
        # Data Disk
        self.vm_1.start(self.apiclient)
        ckecksum_data_disk = createChecksum(service=self.testdata,
                                            virtual_machine=self.vm_1,
                                            disk=data_disk,
                                            disk_type="datadiskdevice_1")

        data_vol_state = data_disk.state

        self.vm_1.stop(self.apiclient)

        data_vol_snap = Snapshot.create(self.apiclient, data_disk.id)

        self.assertEqual(data_vol_snap.state, "BackedUp",
                         "Check if the data vol snapshot state is correct ")

        self.assertEqual(data_vol_state, data_disk.state,
                         "Check if volume state has changed")

        data_snapshot_list = list_snapshots(self.apiclient,
                                            id=data_vol_snap.id)

        self.assertNotEqual(data_snapshot_list, None,
                            "Check if result exists in list item call")
        self.assertEqual(data_snapshot_list[0].id, data_vol_snap.id,
                         "Check resource id in list resources call")

        self.assertTrue(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, data_vol_snap.id))

        events = list_events(self.apiclient,
                             account=self.account.name,
                             domainid=self.account.domainid,
                             type='SNAPSHOT.CREATE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0], PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])
        self.debug("Events list contains event SNAPSHOT.CREATE")

        self.testdata["volume"]["zoneid"] = self.zone.id
        volumeFromSnap = Volume.create_from_snapshot(
            self.apiclient,
            data_vol_snap.id,
            self.testdata["volume"],
            account=self.account.name,
            domainid=self.account.domainid,
        )

        self.assertTrue(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, data_vol_snap.id))

        new_vm = VirtualMachine.create(
            self.userapiclient,
            self.testdata["small"],
            templateid=self.template.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype)

        new_vm.attach_volume(self.apiclient, volumeFromSnap)

        new_vm.reboot(self.apiclient)

        compareChecksum(self.apiclient,
                        service=self.testdata,
                        original_checksum=ckecksum_data_disk,
                        disk_type="datadiskdevice_1",
                        virt_machine=new_vm)

        # Step 12
        data_volume_2 = Volume.create(self.apiclient,
                                      self.testdata["volume"],
                                      zoneid=self.zone.id,
                                      account=self.account.name,
                                      domainid=self.account.domainid,
                                      diskofferingid=self.disk_offering.id)

        self.vm_1.start(self.apiclient)
        self.vm_1.attach_volume(self.userapiclient, data_volume_2)

        self.vm_1.reboot(self.apiclient)
        self.vm_1.stop(self.apiclient)

        data_vol_snap_1 = Snapshot.create(self.apiclient, data_volume_2.id)

        self.assertEqual(data_vol_snap_1.state, "BackedUp",
                         "Check if the snapshot state is correct ")

        data_disk_2_list = Volume.list(self.userapiclient,
                                       listall=self.testdata["listall"],
                                       id=data_volume_2.id)

        self.vm_1.start(self.apiclient)

        checksum_data_2 = createChecksum(service=self.testdata,
                                         virtual_machine=self.vm_1,
                                         disk=data_disk_2_list[0],
                                         disk_type="datadiskdevice_2")

        # Step 13
        self.vm_1.detach_volume(self.apiclient, data_volume_2)

        self.vm_1.reboot(self.apiclient)

        prev_state = data_volume_2.state

        data_vol_snap_2 = Snapshot.create(self.apiclient, data_volume_2.id)

        self.assertEqual(data_vol_snap_2.state, prev_state,
                         "Check if the volume state is correct ")

        data_snapshot_list_2 = list_snapshots(self.apiclient,
                                              id=data_vol_snap_2.id)

        self.assertNotEqual(data_snapshot_list_2, None,
                            "Check if result exists in list item call")

        self.assertEqual(data_snapshot_list_2[0].id, data_vol_snap_2.id,
                         "Check resource id in list resources call")

        self.testdata["volume"]["zoneid"] = self.zone.id
        volumeFromSnap_2 = Volume.create_from_snapshot(
            self.apiclient,
            data_vol_snap_2.id,
            self.testdata["volume"],
            account=self.account.name,
            domainid=self.account.domainid,
        )

        self.vm_2.attach_volume(self.userapiclient, volumeFromSnap_2)

        self.vm_2.reboot(self.apiclient)

        data_disk_2_list = Volume.list(self.userapiclient,
                                       listall=self.testdata["listall"],
                                       id=volumeFromSnap_2.id)

        compareChecksum(self.apiclient,
                        service=self.testdata,
                        original_checksum=checksum_data_2,
                        disk_type="datadiskdevice_2",
                        virt_machine=self.vm_2)

        # Step 14
        self.vm_1.stop(self.apiclient)
        with self.assertRaises(Exception):
            root_vol_snap.revertVolToSnapshot(self.apiclient)

        # Step 15
        root_snap = Snapshot.create(self.apiclient, root_volume_cluster.id)

        with self.assertRaises(Exception):
            root_snap.revertVolToSnapshot(self.apiclient)

        return
    def test_01_volume_snapshot(self):
        """ Test Volume (root) Snapshot
        # 1. Deploy a VM on primary storage and .
        # 2. Take snapshot on root disk
        # 3. Verify the snapshot's entry in the "snapshots" table 
                and presence of the corresponding 
                snapshot on the Secondary Storage
        # 4. Create Template from the Snapshot and Deploy a 
                VM using the Template
        # 5. Log in to the VM from template and make verify 
                the contents of the ROOT disk matches with the snapshot.
        # 6. Delete Snapshot and Deploy a Linux VM from the 
             Template and verify the successful deployment of the VM.
        # 7. Create multiple snapshots on the same volume and 
                Check the integrity of all the snapshots by creating 
                a template from the snapshot and deploying a Vm from it 
                and delete one of the snapshots
        # 8. Verify that the original checksum matches with the checksum 
                of VM's created from remaning snapshots
        # 9. Make verify the contents of the ROOT disk 
                matches with the snapshot
        # 10.Verify that Snapshot of both DATA and ROOT volume should 
                succeed when snapshot of Data disk of a VM is taken 
                when snapshot of ROOT volume of VM is in progress
        # 11.Create snapshot of data disk and verify the original checksum 
                matches with the volume created from snapshot
        # 12.Verify that volume's state should not change when snapshot of 
                a DATA volume is taken that is attached to a VM
        # 13.Verify that volume's state should not change when snapshot of 
                a DATA volume is taken that is not attached to a VM
        # 14.Verify that create Snapshot with quiescevm=True should succeed
        # 15.revertSnapshot() to revert VM to a specified 
                Volume snapshot for root volume
        """

        # Step 1
        # Get ROOT Volume Id
        root_volumes_cluster_list = list_volumes(
            self.apiclient,
            virtualmachineid=self.vm_1.id,
            type='ROOT',
            listall=True
        )

        root_volume_cluster = root_volumes_cluster_list[0]

        disk_volumes_cluster_list = list_volumes(
            self.apiclient,
            virtualmachineid=self.vm_1.id,
            type='DATADISK',
            listall=True
        )

        data_disk = disk_volumes_cluster_list[0]

        root_vol_state = root_volume_cluster.state

        ckecksum_random_root_cluster = createChecksum(
            service=self.testdata,
            virtual_machine=self.vm_1,
            disk=root_volume_cluster,
            disk_type="rootdiskdevice")

        self.vm_1.stop(self.apiclient)
        root_vol_snap = Snapshot.create(
            self.apiclient,
            root_volume_cluster.id)

        self.assertEqual(
            root_vol_snap.state,
            "BackedUp",
            "Check if the snapshot state is correct "
        )

        self.assertEqual(
            root_vol_state,
            root_volume_cluster.state,
            "Check if volume state has changed"
        )

        self.vm_1.start(self.apiclient)
        # Step 2
        snapshot_list = list_snapshots(
            self.apiclient,
            id=root_vol_snap.id
        )

        self.assertNotEqual(
            snapshot_list,
            None,
            "Check if result exists in list item call"
        )
        self.assertEqual(
            snapshot_list[0].id,
            root_vol_snap.id,
            "Check resource id in list resources call"
        )

        self.assertTrue(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                root_vol_snap.id))

        events = list_events(
            self.apiclient,
            account=self.account.name,
            domainid=self.account.domainid,
            type='SNAPSHOT.CREATE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])
        self.debug("Events list contains event SNAPSHOT.CREATE")

        qresultset = self.dbclient.execute(
            "select * from event where type='SNAPSHOT.CREATE' AND \
                    description like '%%%s%%' AND state='Completed';" %
            root_volume_cluster.id)

        event_validation_result = validateList(qresultset)

        self.assertEqual(
            event_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            event_validation_result[2])

        self.assertNotEqual(
            len(qresultset),
            0,
            "Check DB Query result set"
        )

        qresult = str(qresultset)
        self.assertEqual(
            qresult.count('SNAPSHOT.CREATE') > 0,
            True,
            "Check SNAPSHOT.CREATE event in events table"
        )

        #Usage_Event
        qresultset = self.dbclient.execute(
                "select * from usage_event where type='SNAPSHOT.CREATE' AND \
                        resource_name='%s'" %
                root_vol_snap.name)

        usage_event_validation_result = validateList(qresultset)

        self.assertEqual(
               usage_event_validation_result[0],
               PASS,
               "event list validation failed due to %s" %
               usage_event_validation_result[2])

        self.assertNotEqual(
               len(qresultset),
               0,
               "Check DB Query result set"
              )

        self.assertEqual(
            self.dbclient.execute("select size from usage_event where type='SNAPSHOT.CREATE' AND \
            resource_name='%s'" %
            root_vol_snap.name)[0][0],
            root_vol_snap.physicalsize)

        # Step 3
        # create template from snapshot root_vol_snap
        templateFromSnapshot = Template.create_from_snapshot(
            self.apiclient,
            root_vol_snap,
            self.testdata["template_2"])

        self.assertNotEqual(
            templateFromSnapshot,
            None,
            "Check if result exists in list item call"
        )

        vm_from_temp = VirtualMachine.create(
            self.apiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype
        )

        self.assertNotEqual(
            vm_from_temp,
            None,
            "Check if result exists in list item call"
        )

        compareChecksum(
            self.apiclient,
            service=self.testdata,
            original_checksum=ckecksum_random_root_cluster,
            disk_type="rootdiskdevice",
            virt_machine=vm_from_temp
        )
        vm_from_temp.delete(self.apiclient)
        # Step 4
        root_vol_snap.delete(self.userapiclient)

        self.assertEqual(
            list_snapshots(
                self.apiclient,
                volumeid=root_volume_cluster.id,
            ), None, "Snapshot list should be empty")

        events = list_events(
            self.apiclient,
            account=self.account.name,
            domainid=self.account.domainid,
            type='SNAPSHOT.DELETE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])

        self.debug("Events list contains event SNAPSHOT.DELETE")

        self.debug("select id from account where uuid = '%s';"
                   % self.account.id)

        qresultset = self.dbclient.execute(
            "select id from account where uuid = '%s';"
            % self.account.id
        )

        account_validation_result = validateList(qresultset)

        self.assertEqual(
            account_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            account_validation_result[2])

        self.assertNotEqual(
            len(qresultset),
            0,
            "Check DB Query result set"
        )
        qresult = qresultset[0]

        account_id = qresult[0]

        qresultset = self.dbclient.execute(
            "select * from event where type='SNAPSHOT.DELETE' AND \
                    account_id='%s' AND state='Completed';" %
            account_id)

        delete_snap_validation_result = validateList(qresultset)

        self.assertEqual(
            delete_snap_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            delete_snap_validation_result[2])

        self.assertNotEqual(
            len(qresultset),
            0,
            "Check DB Query result set"
        )

        qresult = str(qresultset)
        self.assertEqual(
            qresult.count('SNAPSHOT.DELETE') > 0,
            True,
            "Check SNAPSHOT.DELETE event in events table"
        )

        # Step 5
        # delete snapshot and deploy vm from snapshot
        vm_from_temp_2 = VirtualMachine.create(
            self.apiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype
        )

        self.assertNotEqual(
            vm_from_temp_2,
            None,
            "Check if result exists in list item call"
        )

        # Step 6:
        compareChecksum(
            self.apiclient,
            service=self.testdata,
            original_checksum=ckecksum_random_root_cluster,
            disk_type="rootdiskdevice",
            virt_machine=vm_from_temp_2
        )

        vm_from_temp_2.delete(self.apiclient)
        # Step 7
        # Multiple Snapshots
        self.vm_1.stop(self.apiclient)
        snaps = []
        for i in range(2):

            root_vol_snap = Snapshot.create(
                self.apiclient,
                root_volume_cluster.id)

            self.assertEqual(
                root_vol_snap.state,
                "BackedUp",
                "Check if the data vol snapshot state is correct "
            )

            snaps.append(root_vol_snap)

            templateFromSnapshot = Template.create_from_snapshot(
                self.apiclient,
                root_vol_snap,
                self.testdata["template_2"])

            self.assertNotEqual(
                templateFromSnapshot,
                None,
                "Check if result exists in list item call"
            )

            vm_from_temp = VirtualMachine.create(
                self.apiclient,
                self.testdata["small"],
                templateid=templateFromSnapshot.id,
                accountid=self.account.name,
                domainid=self.account.domainid,
                serviceofferingid=self.service_offering.id,
                zoneid=self.zone.id,
                mode=self.zone.networktype
            )

            self.assertNotEqual(
                vm_from_temp,
                None,
                "Check if result exists in list item call"
            )

            compareChecksum(
                self.apiclient,
                service=self.testdata,
                original_checksum=ckecksum_random_root_cluster,
                disk_type="rootdiskdevice",
                virt_machine=vm_from_temp
            )
            vm_from_temp.delete(self.apiclient)
            templateFromSnapshot.delete(self.apiclient)

        self.vm_1.start(self.apiclient)

        delete_snap = snaps.pop(1)
        delete_snap.delete(self.apiclient)

        self.assertEqual(
            Snapshot.list(
                self.apiclient,
                id=delete_snap.id
            ), None, "Snapshot list should be empty")

        # Step 8
        for snap in snaps:

            templateFromSnapshot = Template.create_from_snapshot(
                self.apiclient,
                snap,
                self.testdata["template_2"])

            self.assertNotEqual(
                templateFromSnapshot,
                None,
                "Check if result exists in list item call"
            )

            vm_from_temp = VirtualMachine.create(
                self.apiclient,
                self.testdata["small"],
                templateid=templateFromSnapshot.id,
                accountid=self.account.name,
                domainid=self.account.domainid,
                serviceofferingid=self.service_offering.id,
                zoneid=self.zone.id,
                mode=self.zone.networktype
            )

            self.assertNotEqual(
                vm_from_temp,
                None,
                "Check if result exists in list item call"
            )

            compareChecksum(
                self.apiclient,
                service=self.testdata,
                original_checksum=ckecksum_random_root_cluster,
                disk_type="rootdiskdevice",
                virt_machine=vm_from_temp
            )

            templateFromSnapshot.delete(self.apiclient)
            vm_from_temp.delete(self.apiclient)

        for snap in snaps:
            snap.delete(self.apiclient)

        # Step 9
        ckecksum_root_cluster = createChecksum(
            service=self.testdata,
            virtual_machine=self.vm_1,
            disk=root_volume_cluster,
            disk_type="rootdiskdevice")

        self.vm_1.stop(self.apiclient)

        root_vol_snap_2 = Snapshot.create(
            self.apiclient,
            root_volume_cluster.id)

        self.assertEqual(
            root_vol_snap_2.state,
            "BackedUp",
            "Check if the data vol snapshot state is correct "
        )
        snap_list_validation_result = validateList(events)

        self.assertEqual(
            snap_list_validation_result[0],
            PASS,
            "snapshot list validation failed due to %s" %
            snap_list_validation_result[2])

        self.assertNotEqual(
            snapshot_list,
            None,
            "Check if result exists in list item call"
        )

        templateFromSnapshot = Template.create_from_snapshot(
            self.apiclient,
            root_vol_snap_2,
            self.testdata["template_2"])

        self.debug(
            "create template event comlites with template %s name" %
            templateFromSnapshot.name)

        self.assertNotEqual(
            templateFromSnapshot,
            None,
            "Check if result exists in list item call"
        )

        vm_from_temp_2 = VirtualMachine.create(
            self.apiclient,
            self.testdata["small"],
            templateid=templateFromSnapshot.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype
        )

        self.assertNotEqual(
            vm_from_temp_2,
            None,
            "Check if result exists in list item call"
        )

        compareChecksum(
            self.apiclient,
            service=self.testdata,
            original_checksum=ckecksum_root_cluster,
            disk_type="rootdiskdevice",
            virt_machine=vm_from_temp_2
        )

        vm_from_temp_2.delete(self.apiclient)

        # Step 10
        # Take snapshot of Data disk of a VM , when snapshot of ROOT volume of 
        # VM is in progress
        try:
            self.vm_1.stop(self.apiclient)

            t1 = Thread(
                target=Snapshot.create,
                args=(
                    self.apiclient,
                    root_volume_cluster.id
                ))

            t2 = Thread(
                target=Snapshot.create,
                args=(
                    self.apiclient,
                    data_disk.id
                ))

            t1.start()
            t2.start()
            t1.join()
            t2.join()

        except:
            self.debug("Error: unable to start thread")

        # Step 11
        # Data Disk
        self.vm_1.start(self.apiclient)
        ckecksum_data_disk = createChecksum(
            service=self.testdata,
            virtual_machine=self.vm_1,
            disk=data_disk,
            disk_type="datadiskdevice_1")

        data_vol_state = data_disk.state

        self.vm_1.stop(self.apiclient)

        data_vol_snap = Snapshot.create(
            self.apiclient,
            data_disk.id)

        self.assertEqual(
            data_vol_snap.state,
            "BackedUp",
            "Check if the data vol snapshot state is correct "
        )

        self.assertEqual(
            data_vol_state,
            data_disk.state,
            "Check if volume state has changed"
        )

        data_snapshot_list = list_snapshots(
            self.apiclient,
            id=data_vol_snap.id
        )

        self.assertNotEqual(
            data_snapshot_list,
            None,
            "Check if result exists in list item call"
        )
        self.assertEqual(
            data_snapshot_list[0].id,
            data_vol_snap.id,
            "Check resource id in list resources call"
        )

        self.assertTrue(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                data_vol_snap.id))

        events = list_events(
            self.apiclient,
            account=self.account.name,
            domainid=self.account.domainid,
            type='SNAPSHOT.CREATE')

        event_list_validation_result = validateList(events)

        self.assertEqual(
            event_list_validation_result[0],
            PASS,
            "event list validation failed due to %s" %
            event_list_validation_result[2])
        self.debug("Events list contains event SNAPSHOT.CREATE")

        volumeFromSnap = Volume.create_from_snapshot(
            self.apiclient,
            data_vol_snap.id,
            self.testdata["volume"],
            account=self.account.name,
            domainid=self.account.domainid,
            zoneid=self.zone.id
        )

        self.assertTrue(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                data_vol_snap.id))

        new_vm = VirtualMachine.create(
            self.userapiclient,
            self.testdata["small"],
            templateid=self.template.id,
            accountid=self.account.name,
            domainid=self.account.domainid,
            serviceofferingid=self.service_offering.id,
            zoneid=self.zone.id,
            mode=self.zone.networktype
        )

        new_vm.attach_volume(
            self.apiclient,
            volumeFromSnap
        )

        new_vm.reboot(self.apiclient)

        compareChecksum(
            self.apiclient,
            service=self.testdata,
            original_checksum=ckecksum_data_disk,
            disk_type="datadiskdevice_1",
            virt_machine=new_vm
        )

        # Step 12
        data_volume_2 = Volume.create(
            self.apiclient,
            self.testdata["volume"],
            zoneid=self.zone.id,
            account=self.account.name,
            domainid=self.account.domainid,
            diskofferingid=self.disk_offering.id
        )

        self.vm_1.start(self.apiclient)
        self.vm_1.attach_volume(
            self.userapiclient,
            data_volume_2
        )

        self.vm_1.reboot(self.apiclient)       
        self.vm_1.stop(self.apiclient)

        data_vol_snap_1 = Snapshot.create(
            self.apiclient,
            data_volume_2.id)

        self.assertEqual(
            data_vol_snap_1.state,
            "BackedUp",
            "Check if the snapshot state is correct "
        )

        data_disk_2_list = Volume.list(
            self.userapiclient,
            listall=self.testdata["listall"],
            id=data_volume_2.id
        )

        self.vm_1.start(self.apiclient)

        checksum_data_2 = createChecksum(
            service=self.testdata,
            virtual_machine=self.vm_1,
            disk=data_disk_2_list[0],
            disk_type="datadiskdevice_2")

        # Step 13
        self.vm_1.detach_volume(self.apiclient,
                           data_volume_2)

        self.vm_1.reboot(self.apiclient)

        prev_state = data_volume_2.state

        data_vol_snap_2 = Snapshot.create(
            self.apiclient,
            data_volume_2.id)

        self.assertEqual(
            data_vol_snap_2.state,
            prev_state,
            "Check if the volume state is correct "
        )

        data_snapshot_list_2 = list_snapshots(
            self.apiclient,
            id=data_vol_snap_2.id
        )

        self.assertNotEqual(
            data_snapshot_list_2,
            None,
            "Check if result exists in list item call"
        )

        self.assertEqual(
            data_snapshot_list_2[0].id,
            data_vol_snap_2.id,
            "Check resource id in list resources call"
        )

        volumeFromSnap_2 = Volume.create_from_snapshot(
            self.apiclient,
            data_vol_snap_2.id,
            self.testdata["volume"],
            account=self.account.name,
            domainid=self.account.domainid,
            zoneid=self.zone.id
        )

        self.vm_2.attach_volume(
            self.userapiclient,
            volumeFromSnap_2
        )

        self.vm_2.reboot(self.apiclient)

        data_disk_2_list = Volume.list(
            self.userapiclient,
            listall=self.testdata["listall"],
            id=volumeFromSnap_2.id
        )

        compareChecksum(
            self.apiclient,
            service=self.testdata,
            original_checksum=checksum_data_2,
            disk_type="datadiskdevice_2",
            virt_machine=self.vm_2
        )

        # Step 14
        self.vm_1.stop(self.apiclient)
        with self.assertRaises(Exception):
            root_vol_snap.revertVolToSnapshot(self.apiclient)

        # Step 15
        root_snap = Snapshot.create(
            self.apiclient,
            root_volume_cluster.id)

        with self.assertRaises(Exception):
            root_snap.revertVolToSnapshot(self.apiclient)

        return
    def test_02_snapshot_size_check(self):
        """ Check Snapshots size in database
            1. Create file on ROOT disk of deployed VM.
            2. Create Snapshot of ROOT disk.
            3. Check if physiacal_size parameter of snapshot_store_ref table
               has physical size of snapshot
        """
        if self.hypervisor.lower() not in ["xenserver", "vmware"]:
            self.skipTest("Test not to be run on %s" % self.hypervisor)

        root_volumes_list = list_volumes(self.apiclient,
                                         virtualmachineid=self.vm.id,
                                         type=ROOT,
                                         listall=True)

        status = validateList(root_volumes_list)
        self.assertEqual(status[0], PASS,
                         "Check listVolumes response for ROOT Disk")

        root_volume = root_volumes_list[0]

        # Get Secondary Storage Value from Database
        qryresult_before_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)

        self.assertNotEqual(
            len(qryresult_before_snapshot), 0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_old = qryresult_before_snapshot[0]
        secondary_storage_old = storage_qry_result_old[2]

        createChecksum(self.testdata, self.vm, root_volume, "rootdiskdevice")

        time.sleep(30)

        root_vol_snapshot = Snapshot.create(self.apiclient, root_volume.id)

        snapshots_list = Snapshot.list(self.apiclient, id=root_vol_snapshot.id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], PASS, "Check listSnapshots response")
        # Verify Snapshot state
        self.assertEqual(
            snapshots_list[0].state.lower() in [
                BACKED_UP,
            ], True, "Snapshot state is not as expected. It is %s" %
            snapshots_list[0].state)

        self.assertEqual(
            snapshots_list[0].volumeid, root_volume.id,
            "Snapshot volume id is not matching with the vm's volume id")

        qryresult_snp_id = self.dbclient.execute("select id\
                        from snapshots where uuid = '%s';" %
                                                 snapshots_list[0].id)

        self.assertNotEqual(
            len(qryresult_snp_id), 0,
            "Check sql query to return physical size of the snapshot")

        snp_id_result = qryresult_snp_id[0]
        snp_id = snp_id_result[0]

        qryresult_physical_size = self.dbclient.execute(
            " select id, store_id, physical_size\
                        from snapshot_store_ref where snapshot_id = '%s' \
                        and store_role='Image';" % snp_id)

        self.assertNotEqual(
            len(qryresult_physical_size), 0,
            "Check sql query to return SecondaryStorageTotal of account")

        snapshot_physical_size_result = qryresult_physical_size[0]
        snapshot_physical_size = snapshot_physical_size_result[2]

        # Step 3
        qryresult_after_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)
        self.assertNotEqual(
            len(qryresult_after_snapshot), 0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_from_database = qryresult_after_snapshot[0]
        secondary_storage_new = storage_qry_result_from_database[2]

        secondary_storage_after_snapshot = secondary_storage_new - \
            secondary_storage_old

        self.assertEqual(
            snapshot_physical_size, secondary_storage_after_snapshot,
            "Check if physical_size attribute of snapshot_store_ref table \
                stores correct value")

        return
    def test_01_delta_snapshots(self):
        """ Delta Snapshots
            1. Create file on ROOT disk of deployed VM.
            2. Create Snapshot of ROOT disk.
            3. Verify secondary storage count.
            4. Check integrity of Full Snapshot.
            5. Delete delta snaphshot and check integrity of\
               remaining snapshots.
            6. Delete full snapshot and verify it is deleted from\
               secondary storage.
        """
        checksum_created = []
        full_snapshot_count = 0
        delta_snapshot_count = 0

        # Mulitply delta max value by 2 to set loop counter
        # to create 2 Snapshot chains
        snapshot_loop_count = int(self.delta_max) * 2

        # Get ROOT Volume
        root_volumes_list = list_volumes(
            self.apiclient,
            virtualmachineid=self.vm.id,
            type=ROOT,
            listall=True
        )

        status = validateList(root_volumes_list)
        self.assertEqual(
            status[0],
            PASS,
            "Check listVolumes response for ROOT Disk")

        root_volume = root_volumes_list[0]

        # Get Secondary Storage Value from Database
        qryresult_before_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)

        self.assertNotEqual(
            len(qryresult_before_snapshot),
            0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_old = qryresult_before_snapshot[0]
        secondary_storage_old = storage_qry_result_old[2]

        # Create Snapshots

        for i in range(snapshot_loop_count):

            # Step 1
            checksum_root = createChecksum(
                self.testdata,
                self.vm,
                root_volume,
                "rootdiskdevice")

            time.sleep(30)
            checksum_created.append(checksum_root)

            # Step 2
            root_vol_snapshot = Snapshot.create(
                self.apiclient,
                root_volume.id)

            self.snapshots_created.append(root_vol_snapshot)

            snapshots_list = Snapshot.list(self.apiclient,
                                           id=root_vol_snapshot.id)

            status = validateList(snapshots_list)
            self.assertEqual(status[0], PASS, "Check listSnapshots response")

            # Verify Snapshot state
            self.assertEqual(
                snapshots_list[0].state.lower() in [
                    BACKED_UP,
                ],
                True,
                "Snapshot state is not as expected. It is %s" %
                snapshots_list[0].state
            )

            self.assertEqual(
                snapshots_list[0].volumeid,
                root_volume.id,
                "Snapshot volume id is not matching with the vm's volume id")

            # Step 3
            qryresult_after_snapshot = self.dbclient.execute(
                " select id, account_name, secondaryStorageTotal\
                        from account_view where account_name = '%s';" %
                self.account.name)

            self.assertNotEqual(
                len(qryresult_after_snapshot),
                0,
                "Check sql query to return SecondaryStorageTotal of account")

            storage_qry_result_from_database = qryresult_after_snapshot[0]
            secondary_storage_from_database = storage_qry_result_from_database[
                2]

            snapshot_size = snapshots_list[0].physicalsize
            secondary_storage_after_snapshot = secondary_storage_old + \
                snapshot_size

            # Reset full_snapshot_count to 0 before start of new snapshot chain
            if delta_snapshot_count == (int(self.delta_max) - 1):
                full_snapshot_count = 0
                delta_snapshot_count = 0

            # Full Snapshot of each Snapshot chain
            if full_snapshot_count == 0:

                full_snapshot_count += 1
                full_snapshot_size = snapshot_size

                # Check secondary storage count for Full Snapshots
                self.assertEqual(
                    secondary_storage_from_database,
                    secondary_storage_after_snapshot,
                    "Secondary storage count after full snapshot\
                                should be incremented by size of snapshot.")
                # Step 4
                checkIntegrityOfSnapshot(
                    self,
                    snapshots_list[0],
                    checksum_root,
                    disk_type=DATA)

            else:

                # Delta Snapshot of each Snapshot chain
                delta_snapshot_count += 1
                delta_snapshot_size = snapshot_size

                # Check secondary storage count for Delta Snapshots
                self.assertTrue(delta_snapshot_size < full_snapshot_size,
                                "Delta Snapshot size should be less than\
                                Full Snapshot.")

                self.assertEqual(
                    secondary_storage_from_database,
                    secondary_storage_after_snapshot,
                    "Secondary storage count after delta snapshot\
                                should be incremented by size of snapshot.")

            secondary_storage_old = secondary_storage_from_database

        # Step 5

        # Check in Secondary Storage- Snapshots: S1, S2, S3 are present
        for i in range(int(self.delta_max)):
            self.assertTrue(
                is_snapshot_on_nfs(
                    self.apiclient,
                    self.dbclient,
                    self.config,
                    self.zone.id,
                    self.snapshots_created[i].id),
                "Check: Snapshot is not on Secondary Storage.")

        # Delete S2

        Snapshot.delete(self.snapshots_created[1], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[1].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check integrity of Snapshots for S1 and S3
        checkIntegrityOfSnapshot(
            self,
            self.snapshots_created[0],
            checksum_created[0],
            disk_type=DATA)

        checkIntegrityOfSnapshot(
            self,
            self.snapshots_created[2],
            checksum_created[2],
            disk_type=DATA)

        # Delete S3

        Snapshot.delete(self.snapshots_created[2], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[2].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check in Secondary Storage - Snapshots: S2, S3 are deleted
        self.assertFalse(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                self.snapshots_created[2].id),
            "Check: Snapshot 2 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                self.snapshots_created[1].id),
            "Check: Snapshot 3 is still on Secondary Storage. Not Deleted.")

        # Restore Snapshots for S1
        checkIntegrityOfSnapshot(
            self,
            self.snapshots_created[0],
            checksum_created[0],
            disk_type=DATA)

        # Step 6
        # Delete S1

        Snapshot.delete(self.snapshots_created[0], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[0].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check in Secondary Storage - Snapshots: All - S1, S2, S3 are deleted

        self.assertFalse(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                self.snapshots_created[2].id),
            "Check: Snapshot 3 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                self.snapshots_created[1].id),
            "Check: Snapshot 2 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(
                self.apiclient,
                self.dbclient,
                self.config,
                self.zone.id,
                self.snapshots_created[0].id),
            "Check: Snapshot 1 is still on Secondary Storage. Not Deleted.")

        return
    def test_02_snapshot_size_check(self):
        """ Check Snapshots size in database
            1. Create file on ROOT disk of deployed VM.
            2. Create Snapshot of ROOT disk.
            3. Check if physiacal_size parameter of snapshot_store_ref table
               has physical size of snapshot
        """
        if self.hypervisor.lower() not in ["xenserver", "vmware"]:
            self.skipTest("Test not to be run on %s" % self.hypervisor)

        root_volumes_list = list_volumes(
            self.apiclient,
            virtualmachineid=self.vm.id,
            type=ROOT,
            listall=True
        )

        status = validateList(root_volumes_list)
        self.assertEqual(
            status[0],
            PASS,
            "Check listVolumes response for ROOT Disk")

        root_volume = root_volumes_list[0]

        # Get Secondary Storage Value from Database
        qryresult_before_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)

        self.assertNotEqual(
            len(qryresult_before_snapshot),
            0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_old = qryresult_before_snapshot[0]
        secondary_storage_old = storage_qry_result_old[2]

        createChecksum(
            self.testdata,
            self.vm,
            root_volume,
            "rootdiskdevice")

        time.sleep(30)

        root_vol_snapshot = Snapshot.create(
            self.apiclient,
            root_volume.id)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=root_vol_snapshot.id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], PASS, "Check listSnapshots response")
        # Verify Snapshot state
        self.assertEqual(
            snapshots_list[0].state.lower() in [
                BACKED_UP,
            ],
            True,
            "Snapshot state is not as expected. It is %s" %
            snapshots_list[0].state
        )

        self.assertEqual(
            snapshots_list[0].volumeid,
            root_volume.id,
            "Snapshot volume id is not matching with the vm's volume id")

        qryresult_snp_id = self.dbclient.execute(
            "select id\
                        from snapshots where uuid = '%s';" %
            snapshots_list[0].id)

        self.assertNotEqual(
            len(qryresult_snp_id),
            0,
            "Check sql query to return physical size of the snapshot")

        snp_id_result = qryresult_snp_id[0]
        snp_id = snp_id_result[0]

        qryresult_physical_size = self.dbclient.execute(
            " select id, store_id, physical_size\
                        from snapshot_store_ref where snapshot_id = '%s' \
                        and store_role='Image';" %
            snp_id)

        self.assertNotEqual(
            len(qryresult_physical_size),
            0,
            "Check sql query to return SecondaryStorageTotal of account")

        snapshot_physical_size_result = qryresult_physical_size[0]
        snapshot_physical_size = snapshot_physical_size_result[
            2]

        # Step 3
        qryresult_after_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)
        self.assertNotEqual(
            len(qryresult_after_snapshot),
            0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_from_database = qryresult_after_snapshot[0]
        secondary_storage_new = storage_qry_result_from_database[
            2]

        secondary_storage_after_snapshot = secondary_storage_new - \
            secondary_storage_old

        self.assertEqual(
            snapshot_physical_size,
            secondary_storage_after_snapshot,
            "Check if physical_size attribute of snapshot_store_ref table \
                stores correct value"
        )

        return
示例#8
0
    def test_01_delta_snapshots(self):
        """ Delta Snapshots
            1. Create file on ROOT disk of deployed VM.
            2. Create Snapshot of ROOT disk.
            3. Verify secondary storage count.
            4. Check integrity of Full Snapshot.
            5. Delete delta snaphshot and check integrity of\
               remaining snapshots.
            6. Delete full snapshot and verify it is deleted from\
               secondary storage.
        """
        checksum_created = []
        full_snapshot_count = 0
        delta_snapshot_count = 0

        # Mulitply delta max value by 2 to set loop counter
        # to create 2 Snapshot chains
        snapshot_loop_count = int(self.delta_max) * 2

        # Get ROOT Volume
        root_volumes_list = list_volumes(self.apiclient,
                                         virtualmachineid=self.vm.id,
                                         type=ROOT,
                                         listall=True)

        status = validateList(root_volumes_list)
        self.assertEqual(status[0], PASS,
                         "Check listVolumes response for ROOT Disk")

        root_volume = root_volumes_list[0]

        # Get Secondary Storage Value from Database
        qryresult_before_snapshot = self.dbclient.execute(
            " select id, account_name, secondaryStorageTotal\
                    from account_view where account_name = '%s';" %
            self.account.name)

        self.assertNotEqual(
            len(qryresult_before_snapshot), 0,
            "Check sql query to return SecondaryStorageTotal of account")

        storage_qry_result_old = qryresult_before_snapshot[0]
        secondary_storage_old = storage_qry_result_old[2]

        # Create Snapshots

        for i in range(snapshot_loop_count):

            # Step 1
            checksum_root = createChecksum(self.testdata, self.vm, root_volume,
                                           "rootdiskdevice")

            time.sleep(30)
            checksum_created.append(checksum_root)

            # Step 2
            root_vol_snapshot = Snapshot.create(self.apiclient, root_volume.id)

            self.snapshots_created.append(root_vol_snapshot)

            snapshots_list = Snapshot.list(self.apiclient,
                                           id=root_vol_snapshot.id)

            status = validateList(snapshots_list)
            self.assertEqual(status[0], PASS, "Check listSnapshots response")

            # Verify Snapshot state
            self.assertEqual(
                snapshots_list[0].state.lower() in [
                    BACKED_UP,
                ], True, "Snapshot state is not as expected. It is %s" %
                snapshots_list[0].state)

            self.assertEqual(
                snapshots_list[0].volumeid, root_volume.id,
                "Snapshot volume id is not matching with the vm's volume id")

            # Step 3
            qryresult_after_snapshot = self.dbclient.execute(
                " select id, account_name, secondaryStorageTotal\
                        from account_view where account_name = '%s';" %
                self.account.name)

            self.assertNotEqual(
                len(qryresult_after_snapshot), 0,
                "Check sql query to return SecondaryStorageTotal of account")

            storage_qry_result_from_database = qryresult_after_snapshot[0]
            secondary_storage_from_database = storage_qry_result_from_database[
                2]

            snapshot_size = snapshots_list[0].physicalsize
            secondary_storage_after_snapshot = secondary_storage_old + \
                snapshot_size

            # Reset full_snapshot_count to 0 before start of new snapshot chain
            if delta_snapshot_count == (int(self.delta_max) - 1):
                full_snapshot_count = 0
                delta_snapshot_count = 0

            # Full Snapshot of each Snapshot chain
            if full_snapshot_count == 0:

                full_snapshot_count += 1
                full_snapshot_size = snapshot_size

                # Check secondary storage count for Full Snapshots
                self.assertEqual(
                    secondary_storage_from_database,
                    secondary_storage_after_snapshot,
                    "Secondary storage count after full snapshot\
                                should be incremented by size of snapshot.")
                # Step 4
                checkIntegrityOfSnapshot(self,
                                         snapshots_list[0],
                                         checksum_root,
                                         disk_type=DATA)

            else:

                # Delta Snapshot of each Snapshot chain
                delta_snapshot_count += 1
                delta_snapshot_size = snapshot_size

                # Check secondary storage count for Delta Snapshots
                self.assertTrue(
                    delta_snapshot_size < full_snapshot_size,
                    "Delta Snapshot size should be less than\
                                Full Snapshot.")

                self.assertEqual(
                    secondary_storage_from_database,
                    secondary_storage_after_snapshot,
                    "Secondary storage count after delta snapshot\
                                should be incremented by size of snapshot.")

            secondary_storage_old = secondary_storage_from_database

        # Step 5

        # Check in Secondary Storage- Snapshots: S1, S2, S3 are present
        for i in range(int(self.delta_max)):
            self.assertTrue(
                is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                                   self.zone.id, self.snapshots_created[i].id),
                "Check: Snapshot is not on Secondary Storage.")

        # Delete S2

        Snapshot.delete(self.snapshots_created[1], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[1].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check integrity of Snapshots for S1 and S3
        checkIntegrityOfSnapshot(self,
                                 self.snapshots_created[0],
                                 checksum_created[0],
                                 disk_type=DATA)

        checkIntegrityOfSnapshot(self,
                                 self.snapshots_created[2],
                                 checksum_created[2],
                                 disk_type=DATA)

        # Delete S3

        Snapshot.delete(self.snapshots_created[2], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[2].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check in Secondary Storage - Snapshots: S2, S3 are deleted
        self.assertFalse(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, self.snapshots_created[2].id),
            "Check: Snapshot 2 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, self.snapshots_created[1].id),
            "Check: Snapshot 3 is still on Secondary Storage. Not Deleted.")

        # Restore Snapshots for S1
        checkIntegrityOfSnapshot(self,
                                 self.snapshots_created[0],
                                 checksum_created[0],
                                 disk_type=DATA)

        # Step 6
        # Delete S1

        Snapshot.delete(self.snapshots_created[0], self.apiclient)

        snapshots_list = Snapshot.list(self.apiclient,
                                       id=self.snapshots_created[0].id)

        status = validateList(snapshots_list)
        self.assertEqual(status[0], FAIL, "Snapshots Not Deleted.")

        # Check in Secondary Storage - Snapshots: All - S1, S2, S3 are deleted

        self.assertFalse(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, self.snapshots_created[2].id),
            "Check: Snapshot 3 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, self.snapshots_created[1].id),
            "Check: Snapshot 2 is still on Secondary Storage. Not Deleted.")

        self.assertFalse(
            is_snapshot_on_nfs(self.apiclient, self.dbclient, self.config,
                               self.zone.id, self.snapshots_created[0].id),
            "Check: Snapshot 1 is still on Secondary Storage. Not Deleted.")

        return