Github user nitt10prashant commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1500#discussion_r60532285
--- Diff: test/integration/component/test_volumes.py ---
@@ -603,7 +603,144 @@ def test_01_volume_attach_detach(self):
"Check the state of VM"
)
except Exception as e:
- self.fail("Exception occuered: %s" % e)
+ self.fail("Exception occurred: %s" % e)
+ return
+
+ @attr(tags=["advanced", "advancedns"], required_hardware="false")
+ def test_02_root_volume_attach_detach(self):
+ """Test Root Volume attach/detach to VM
+ """
+
+ # Validate the following
+ # 1. Deploy a VM
+ # 2. Verify that we are testing a supported hypervisor
+ # 3. Check for root volume
+ # 4. Stop VM
+ # 5. Detach root volume
+ # 6. Verify root volume detached
+ # 7. Attach root volume
+ # 8. Start VM
+
+ # Verify we are using a supported hypervisor
+ if (self.hypervisor.lower() == 'vmware'
+ or self.hypervisor.lower() == 'kvm'
+ or self.hypervisor.lower() == 'simulator'
+ or self.hypervisor.lower() == 'xenserver'):
+
+ try:
+ # Check for root volume
+ root_volume_response = Volume.list(
+ self.apiclient,
+ virtualmachineid=self.virtual_machine.id,
+ type='ROOT',
+ listall=True
+ )
+ self.assertNotEqual(
+ root_volume_response,
+ None,
+ "Check if root volume exists in ListVolumes"
+ )
+ self.assertEqual(
+ isinstance(root_volume_response, list),
+ True,
+ "Check list volumes response for valid list"
+ )
+ # Grab the root volume for later use
+ root_volume = root_volume_response[0]
+
+ # Stop VM
+ self.debug("Stopping the VM: %s" % self.virtual_machine.id)
+ self.virtual_machine.stop(self.apiclient)
+
+ # Ensure VM is stopped before detaching the root volume
+ time.sleep(self.services["sleep"])
+
+ vm_response = VirtualMachine.list(
+ self.apiclient,
+ id=self.virtual_machine.id,
+ )
+ vm = vm_response[0]
+ self.assertEqual(
+ vm.state,
+ 'Stopped',
+ "Check the state of VM"
+ )
+
+ # Detach root volume from VM
+ self.virtual_machine.detach_volume(
+ self.apiclient,
+ root_volume
+ )
+
+ # Verify that root disk is gone
+ no_root_volume_response = Volume.list(
+ self.apiclient,
+ virtualmachineid=self.virtual_machine.id,
+ type='ROOT',
+ listall=True
+ )
+ self.assertEqual(
+ no_root_volume_response,
+ None,
+ "Check if root volume exists in ListVolumes"
+ )
+
+ # Attach root volume to VM
+ self.virtual_machine.attach_volume(
+ self.apiclient,
+ root_volume,
+ 0
+ )
+
+ # Check for root volume
+ new_root_volume_response = Volume.list(
+ self.apiclient,
+ virtualmachineid=self.virtual_machine.id,
+ type='ROOT',
+ listall=True
+ )
+ self.assertNotEqual(
+ new_root_volume_response,
+ None,
+ "Check if root volume exists in ListVolumes"
+ )
+ self.assertEqual(
+ isinstance(new_root_volume_response, list),
+ True,
+ "Check list volumes response for valid list"
+ )
+
+ # Start VM
+ self.virtual_machine.start(self.apiclient)
+ # Sleep to ensure that VM is in ready state
+ time.sleep(self.services["sleep"])
+
+ vm_response = VirtualMachine.list(
+ self.apiclient,
+ id=self.virtual_machine.id,
+ )
+ # Verify VM response to check whether VM deployment was
successful
+ self.assertEqual(
+ isinstance(vm_response, list),
+ True,
+ "Check list VM response for valid list"
+ )
+ self.assertNotEqual(
+ len(vm_response),
+ 0,
+ "Check VMs available in List VMs response"
+ )
+ vm = vm_response[0]
+ self.assertEqual(
+ vm.state,
+ 'Running',
+ "Check the state of VM"
+ )
+ except Exception as e:
+ self.fail("Exception occurred: %s" % e)
+
+ else:
+ self.skipTest("Root Volume attach/detach is not supported on
%s " % self.hypervisor)
return
--- End diff --
where ever you are listing you can use validatelist , instead of checking
len and instance type separately .Code will look cleaner and smaller
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