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From sate...@apache.org
Subject [26/50] [abbrv] git commit: updated refs/heads/vmware-datamodel to 6a8c2bd
Date Fri, 31 May 2013 07:49:24 GMT
Test cases for assignVirtualMachne feature.

Signed-off-by: Prasanna Santhanam <tsp@apache.org>


Project: http://git-wip-us.apache.org/repos/asf/cloudstack/repo
Commit: http://git-wip-us.apache.org/repos/asf/cloudstack/commit/85062a75
Tree: http://git-wip-us.apache.org/repos/asf/cloudstack/tree/85062a75
Diff: http://git-wip-us.apache.org/repos/asf/cloudstack/diff/85062a75

Branch: refs/heads/vmware-datamodel
Commit: 85062a75ae363ec37d00cd1beb92a29b408cd238
Parents: 34943ad
Author: Ashutosh <ashutosh@clogeny.com>
Authored: Thu May 23 09:23:14 2013 +0530
Committer: Prasanna Santhanam <tsp@apache.org>
Committed: Thu May 30 11:03:25 2013 +0530

----------------------------------------------------------------------
 test/integration/component/test_assign_vm.py |  458 +++++++++++++++++++++
 tools/marvin/marvin/integration/lib/base.py  |   13 +
 2 files changed, 471 insertions(+), 0 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cloudstack/blob/85062a75/test/integration/component/test_assign_vm.py
----------------------------------------------------------------------
diff --git a/test/integration/component/test_assign_vm.py b/test/integration/component/test_assign_vm.py
new file mode 100644
index 0000000..1dc93a8
--- /dev/null
+++ b/test/integration/component/test_assign_vm.py
@@ -0,0 +1,458 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+"""
+"""
+#Import Local Modules
+from nose.plugins.attrib           import attr
+from marvin.cloudstackTestCase     import cloudstackTestCase
+from marvin.integration.lib.base   import (Account,
+                                           Domain,
+                                           User,
+                                           Project,
+                                           Volume,
+                                           Snapshot,
+                                           DiskOffering,
+                                           ServiceOffering,
+                                           VirtualMachine)
+from marvin.integration.lib.common import (get_domain,
+                                           get_zone,
+                                           get_template,
+                                           cleanup_resources,
+                                           list_volumes,
+                                           update_resource_limit,
+                                           list_networks,
+                                           list_snapshots,
+                                           list_virtual_machines)
+
+def log_test_exceptions(func):
+    def _log_test_exceptions(self, *args, **kwargs):
+        try:
+            func(self, *args, **kwargs)
+        except Exception as e:
+            self.debug('Test %s Failed due to Exception=%s' % (func, e))
+            raise e
+    return _log_test_exceptions
+
+class Services:
+    """Test service data for:Change the ownershop of
+       VM/network/datadisk/snapshot/template/ISO from one account to any other account.
+    """
+    def __init__(self):
+        self.services = {"domain"           : {"name": "Domain",},
+                         "account"          : {"email"     : "test@test.com",
+                                               "firstname" : "Test",
+                                               "lastname"  : "User",
+                                               "username"  : "test",
+                                               # Random characters are appended in create
account to
+                                               # ensure unique username generated each time
+                                               "password"  : "password",},
+                         "user"             : {"email"    : "user@test.com",
+                                               "firstname": "User",
+                                               "lastname" : "User",
+                                               "username" : "User",
+                                               # Random characters are appended for unique
+                                               # username
+                                               "password" : "fr3sca",},
+                         "project"          : {"name"        : "Project",
+                                               "displaytext" : "Test project",},
+                         "volume"           : {"diskname" : "TestDiskServ",
+                                               "max"      : 6,},
+                         "disk_offering"    : {"displaytext" : "Small",
+                                               "name"        : "Small",
+                                               "disksize"    : 1},
+                         "virtual_machine"  : {"displayname" : "testserver",
+                                               "username"    : "root",# VM creds for SSH
+                                               "password"    : "password",
+                                               "ssh_port"    : 22,
+                                               "hypervisor"  : 'XenServer',
+                                               "privateport" : 22,
+                                               "publicport"  : 22,
+                                               "protocol"    : 'TCP',},
+                         "service_offering" : {"name"        : "Tiny Instance",
+                                               "displaytext" : "Tiny Instance",
+                                               "cpunumber"   : 1,
+                                               "cpuspeed"    : 100,# in MHz
+                                               "memory"      : 128},
+                                               #"storagetype" : "local"},
+                         "sleep"            :  60,
+                         "ostype"           :  'CentOS 5.3 (64-bit)',# CentOS 5.3 (64-bit)
+                        }
+
+class TestVMOwnership(cloudstackTestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls._cleanup = []
+        cls.api_client = super(TestVMOwnership,
+                               cls).getClsTestClient().getApiClient()
+        cls.services  = Services().services
+        # Get Zone  Domain and create Domains and sub Domains.
+        cls.domain           = get_domain(cls.api_client, cls.services)
+        cls.zone             = get_zone(cls.api_client, cls.services)
+        cls.services['mode'] = cls.zone.networktype
+        # Get and set template id for VM creation.
+        cls.template = get_template(cls.api_client,
+                                    cls.zone.id,
+                                    cls.services["ostype"])
+        cls.services["virtual_machine"]["zoneid"] = cls.zone.id
+        cls.services["virtual_machine"]["template"] = cls.template.id
+
+        def create_domain_account_user(parentDomain=None):
+            domain  =  Domain.create(cls.api_client,
+                                     cls.services["domain"],
+                                     parentdomainid=parentDomain.id if parentDomain else
None)
+            cls._cleanup.append(domain)
+            # Create an Account associated with domain
+            account = Account.create(cls.api_client,
+                                     cls.services["account"],
+                                     domainid=domain.id)
+            cls._cleanup.append(account)
+            # Create an User, Project, Volume associated with account
+            user    = User.create(cls.api_client,
+                                  cls.services["user"],
+                                  account=account.name,
+                                  domainid=account.domainid)
+            cls._cleanup.append(user)
+            project = Project.create(cls.api_client,
+                                     cls.services["project"],
+                                     account=account.name,
+                                     domainid=account.domainid)
+            cls._cleanup.append(project)
+            volume  = Volume.create(cls.api_client,
+                                    cls.services["volume"],
+                                    zoneid=cls.zone.id,
+                                    account=account.name,
+                                    domainid=account.domainid,
+                                    diskofferingid=cls.disk_offering.id)
+            cls._cleanup.append(volume)
+            return {'domain':domain, 'account':account, 'user':user, 'project':project, 'volume':volume}
+
+        # Create disk offerings.
+        try:
+            cls.disk_offering = DiskOffering.create(cls.api_client,
+                                                    cls.services["disk_offering"])
+            # Create service offerings.
+            cls.service_offering = ServiceOffering.create(cls.api_client,
+                                                          cls.services["service_offering"])
+            # Cleanup
+            cls._cleanup = [cls.service_offering]
+            # Create domain, account, user, project and volumes.
+            cls.domain_account_user1   = create_domain_account_user()
+            cls.domain_account_user2   = create_domain_account_user()
+            cls.sdomain_account_user1  = create_domain_account_user(cls.domain_account_user1['domain'])
+            cls.sdomain_account_user2  = create_domain_account_user(cls.domain_account_user2['domain'])
+            cls.ssdomain_account_user2 = create_domain_account_user(cls.sdomain_account_user2['domain'])
+        except Exception as e:
+          raise e
+        return
+
+    @classmethod
+    def tearDownClass(cls):
+        try:
+            cleanup_resources(cls.api_client, reversed(cls._cleanup))
+        except Exception as e:
+            raise Exception("Warning: Exception during cleanup : %s" % e)
+
+    def setUp(self):
+        self.apiclient = self.api_client#self.testClient.getApiClient()
+        #self.dbclient  = self.testClient.getDbConnection()
+        self.cleanup   = []
+        self.snapshot  = None
+        return
+
+    def create_vm(self,
+                  account,
+                  domain,
+                  isRunning=False,
+                  project  =None,
+                  limit    =None,
+                  pfrule   =False,
+                  lbrule   =None,
+                  natrule  =None,
+                  volume   =None,
+                  snapshot =False):
+        #TODO: Implemnt pfrule/lbrule/natrule
+        self.debug("Deploying instance in the account: %s" % account.name)
+        self.virtual_machine = VirtualMachine.create(self.apiclient,
+                                                     self.services["virtual_machine"],
+                                                     accountid=account.name,
+                                                     domainid=domain.id,
+                                                     serviceofferingid=self.service_offering.id,
+                                                     mode=self.zone.networktype if pfrule
else 'basic',
+                                                     projectid=project.id if project else
None)
+        self.debug("Deployed instance in account: %s" % account.name)
+        list_virtual_machines(self.apiclient,
+                              id=self.virtual_machine.id)
+        if snapshot:
+           volumes = list_volumes(self.apiclient,
+                                  virtualmachineid=self.virtual_machine.id,
+                                  type='ROOT',
+                                  listall=True)
+           self.snapshot = Snapshot.create(self.apiclient,
+                                      volumes[0].id,
+                                      account=account.name,
+                                      domainid=account.domainid)
+        if volume:
+            self.virtual_machine.attach_volume(self.apiclient,
+                                               volume)
+        if not isRunning:
+            self.virtual_machine.stop(self.apiclient)
+        self.cleanup.append(self.virtual_machine)
+
+    def check_vm_is_moved_in_account_domainid(self, account):
+        list_vm_response = list_virtual_machines(self.api_client,
+                                                 id=self.virtual_machine.id,
+                                                 account=account.name,
+                                                 domainid=account.domainid)
+        self.debug('VM=%s moved to account=%s and domainid=%s' % (list_vm_response, account.name,
account.domainid))
+        self.assertNotEqual(len(list_vm_response), 0, 'Unable to move VM to account=%s domainid=%s'
% (account.name, account.domainid))
+
+    def tearDown(self):
+        try:
+            self.debug("Cleaning up the resources")
+            cleanup_resources(self.apiclient, reversed(self.cleanup))
+            self.debug("Cleanup complete!")
+        except Exception as e:
+            self.debug("Warning! Exception in tearDown: %s" % e)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_01_move_across_different_domains(self):
+        """Test as root, stop a VM from domain1 and attempt to move it to account in domain2
+        """
+        # Validate the following:
+        # 1. deploy VM in domain_1
+        # 2. stop VM in domain_1
+        # 3. assignVirtualMachine to domain_2
+        self.create_vm(self.domain_account_user1['account'], self.domain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.domain_account_user2['account'].name
,self.domain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.domain_account_user2['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_02_move_across_subdomains(self):
+        """Test as root, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in subdomain_1
+        # 2. stop VM in subdomain_1
+        # 3. assignVirtualMachine to subdomain_2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.sdomain_account_user2['account'].name
,self.sdomain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.sdomain_account_user2['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_03_move_from_domain_to_subdomain(self):
+        """Test as root stop a VM from domain1 and attempt to move it to subdomain1
+        """
+        # Validate the following:
+        # 1. deploy VM in domain_1
+        # 2. stop VM in domain_1
+        # 3. assignVirtualMachine to subdomain_1
+        self.create_vm(self.domain_account_user1['account'], self.domain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.sdomain_account_user1['account'].name
,self.sdomain_account_user1['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.sdomain_account_user1['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_04_move_from_domain_to_sub_of_subdomain(self):
+        """Test as root, stop a VM from domain1 and attempt to move it to sub-subdomain1
+        """
+        # Validate the following:
+        # 1. deploy VM in domain_2
+        # 2. stop VM in domain_2
+        # 3. assignVirtualMachine to sub subdomain_2
+        self.create_vm(self.domain_account_user2['account'], self.domain_account_user2['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.ssdomain_account_user2['account'].name
,self.ssdomain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.ssdomain_account_user2['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_05_move_to_domain_from_sub_of_subdomain(self):
+        """Test as root, stop a VM from sub-subdomain1 and attempt to move it to domain1
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain2
+        # 2. stop VM in sub subdomain2
+        # 3. assignVirtualMachine to sub domain2
+        self.create_vm(self.ssdomain_account_user2['account'], self.ssdomain_account_user2['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.domain_account_user2['account'].name
,self.domain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.domain_account_user2['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_06_move_to_domain_from_subdomain(self):
+        """Test as root, stop a Vm from subdomain1 and attempt to move it to domain1
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1
+        # 2. stop VM in sub subdomain1
+        # 3. assignVirtualMachine to domain1
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.domain_account_user1['account'].name
,self.domain_account_user1['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.domain_account_user1['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_07_move_across_subdomain(self):
+        """Test as root, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1
+        # 2. stop VM in sub subdomain1
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.sdomain_account_user2['account'].name
,self.sdomain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.sdomain_account_user2['account'])
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_08_move_across_subdomain_network_create(self):
+        """Test as root, stop a VM from subdomain1 and attempt to move it to subdomain2,
network should get craeted
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1
+        # 2. stop VM in sub subdomain1
+        # 3. assignVirtualMachine to subdomain2 network should get created
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'])
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.sdomain_account_user2['account'].name
,self.sdomain_account_user2['domain'].id)
+        self.check_vm_is_moved_in_account_domainid(self.sdomain_account_user2['account'])
+        networks = list_networks(self.apiclient,
+                                 account=self.sdomain_account_user2['account'].name,
+                                 domainid=self.sdomain_account_user2['domain'].id)
+        self.assertEqual(isinstance(networks, list),
+                         True,
+                         "Check for list networks response return valid data")
+        self.assertNotEqual(len(networks),
+                            0,
+                            "Check list networks response")
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_09_move_across_subdomain(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1
+        # 2. stop VM in sub subdomain1
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'])
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_10_move_across_subdomain_vm_running(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],isRunning=True)
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_11_move_across_subdomain_vm_pfrule(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 with PF rule set.
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],pfrule=True)
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_12_move_across_subdomain_vm_volumes(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 with volumes.
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],volume=self.sdomain_account_user1['volume'])
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+         # Check all volumes attached to same VM
+        list_volume_response = list_volumes(self.apiclient,
+                                            virtualmachineid=self.virtual_machine.id,
+                                            type='DATADISK',
+                                            listall=True)
+        self.assertEqual(isinstance(list_volume_response, list),
+                         True,
+                         "Check list volumes response for valid list")
+
+        self.assertNotEqual(list_volume_response[0].domainid, self.sdomain_account_user2['domain'].id,
"Volume ownership not changed.")
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_13_move_across_subdomain_vm_snapshot(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 with snapshot.
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],
snapshot=True)
+        self.virtual_machine.assign_virtual_machine(self.apiclient, self.sdomain_account_user2['account'].name
,self.sdomain_account_user2['domain'].id)
+        snapshots = list_snapshots(self.apiclient,
+                                   id=self.snapshot.id)
+        self.assertEqual(snapshots,
+                         None,
+                         "Snapshots stil present for a vm in domain")
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_14_move_across_subdomain_vm_project(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 with snapshot.
+        # 3. assignVirtualMachine to subdomain2
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],
project=self.sdomain_account_user1['project'])
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_15_move_across_subdomain_account_limit(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
when limit reached
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 when account limit is reached.
+        # 3. assignVirtualMachine to subdomain2
+        update_resource_limit(self.apiclient,
+                              0, # VM Instances
+                              account=self.sdomain_account_user2['account'].name,
+                              domainid=self.sdomain_account_user2['domain'].id,
+                              max=0)
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],
snapshot=True)
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)
+
+    @attr(tags = ["advanced"])
+    @log_test_exceptions
+    def test_16_move_across_subdomain_volume_and_account_limit(self):
+        """Test as domain admin, stop a VM from subdomain1 and attempt to move it to subdomain2
volumes are attached and limit reached
+        """
+        # Validate the following:
+        # 1. deploy VM in sub subdomain1 when account limit is reached.
+        # 3. assignVirtualMachine to subdomain2
+        update_resource_limit(
+                              self.apiclient,
+                              0, # VM Instances
+                              account=self.sdomain_account_user2['account'].name,
+                              domainid=self.sdomain_account_user2['domain'].id,
+                              max=0)
+        self.create_vm(self.sdomain_account_user1['account'], self.sdomain_account_user1['domain'],
snapshot=True, volume=self.sdomain_account_user1['volume'])
+        self.assertRaises(Exception, self.virtual_machine.assign_virtual_machine, self.apiclient,
self.sdomain_account_user2['account'].name ,self.sdomain_account_user2['domain'].id)

http://git-wip-us.apache.org/repos/asf/cloudstack/blob/85062a75/tools/marvin/marvin/integration/lib/base.py
----------------------------------------------------------------------
diff --git a/tools/marvin/marvin/integration/lib/base.py b/tools/marvin/marvin/integration/lib/base.py
index ec1c34e..6b3be75 100755
--- a/tools/marvin/marvin/integration/lib/base.py
+++ b/tools/marvin/marvin/integration/lib/base.py
@@ -527,6 +527,19 @@ class VirtualMachine:
         if isinstance(response, list):
             return response[0].password
 
+    def assign_virtual_machine(self, apiclient, account, domainid):
+        """Move a user VM to another user under same domain."""
+
+        cmd                  = assignVirtualMachine.assignVirtualMachineCmd()
+        cmd.virtualmachineid = self.id
+        cmd.account          = account
+        cmd.domainid         = domainid
+        try:
+            response = apiclient.assignVirtualMachine(cmd)
+            return response
+        except Exception as e:
+            raise Exception("assignVirtualMachine failed - %s" %e)
+
 
 class Volume:
     """Manage Volume Life cycle


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