#!/usr/bin/env python
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#
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from marvin.codes import FAILED
from marvin.cloudstackTestCase import *
from marvin.cloudstackAPI import *
from marvin.lib.utils import *
from marvin.lib.base import *
from marvin.lib.common import *
from marvin.sshClient import SshClient
from nose.plugins.attrib import attr

class TestDeployVmWithAffinityGroup(cloudstackTestCase):
    """
    This test deploys a virtual machine for a project
    using the small service offering and builtin template
    """

    @classmethod
    def setUpClass(cls):
        cls.testClient = super(TestDeployVmWithAffinityGroup, cls).getClsTestClient()
        zone_name = cls.testClient.getZoneForTests()
        cls.apiclient = cls.testClient.getApiClient()
        cls.domain = get_domain(cls.apiclient)
        cls.services = cls.testClient.getParsedTestDataConfig()
        # Get Zone, Domain and templates
        cls.zone = get_zone(cls.apiclient, cls.testClient.getZoneForTests())
        cls.hypervisor = cls.testClient.getHypervisorInfo()

        cls.template = get_test_template(
            cls.apiclient,
            cls.zone.id,
            cls.hypervisor
        )

        if cls.template == FAILED:
            assert False, "get_test_template() failed to return template"

        cls.services["virtual_machine"]["zoneid"] = cls.zone.id

        cls.services["template"] = cls.template.id
        cls.services["zoneid"] = cls.zone.id

        cls._cleanup = []

        cls.account = Account.create(
            cls.apiclient,
            cls.services["account"],
            domainid=cls.domain.id
        )
        cls._cleanup.append(cls.account)

        projectData = {
            "name": "Project",
            "displaytext": "Test project",
        }

        cls.project = Project.create(
            cls.apiclient,
            projectData,
            account=cls.account.name,
            domainid=cls.account.domainid
        )
        cls._cleanup.append(cls.project)

        # Add user to the project
        cls.project.addAccount(
            cls.apiclient,
            cls.account.name
        )

        cls.service_offering = ServiceOffering.create(
            cls.apiclient,
            cls.services["service_offerings"]["tiny"]
        )
        cls._cleanup.append(cls.service_offering)

        cls.ag = AffinityGroup.create(cls.apiclient, cls.services["virtual_machine"]["affinity"],projectid=cls.project.id)
        cls._cleanup.append(cls.ag)

        return

    def setUp(self):
        self.apiclient = self.testClient.getApiClient()
        self.dbclient = self.testClient.getDbConnection()
        self.cleanup = []
        return

    def tearDown(self):
        super(TestDeployVmWithAffinityGroup,self).tearDown()

    @attr(tags=["basic", "advanced", "multihost"], required_hardware="false")
    def test_DeployVmAntiAffinityGroup_in_project(self):
        """
        test DeployVM in anti-affinity groups for project

        deploy VM1 and VM2 in the same host-anti-affinity groups
        Verify that the vms are deployed on separate hosts
        """
        #deploy VM1 in affinity group created in setUp
        vm1 = VirtualMachine.create(
            self.apiclient,
            self.services["virtual_machine"],
            templateid=self.template.id,
            projectid=self.project.id,
            serviceofferingid=self.service_offering.id,
            affinitygroupnames=[self.ag.name]
        )
        self.cleanup.append(vm1)

        list_vm1 = list_virtual_machines(
            self.apiclient,
            id=vm1.id
        )
        self.assertEqual(
            isinstance(list_vm1, list),
            True,
            "Check list response returns a valid list"
        )
        self.assertNotEqual(
            len(list_vm1),
            0,
            "Check VM available in List Virtual Machines"
        )
        vm1_response = list_vm1[0]
        self.assertEqual(
            vm1_response.state,
            'Running',
            msg="VM is not in Running state"
        )
        self.assertEqual(
            vm1_response.projectid,
            self.project.id,
            msg="VM1 is not deployed in project"
        )
        host_of_vm1 = vm1_response.hostid

        #deploy VM2 in affinity group created in setUp
        vm2 = VirtualMachine.create(
            self.apiclient,
            self.services["virtual_machine"],
            templateid=self.template.id,
            projectid=self.project.id,
            serviceofferingid=self.service_offering.id,
            affinitygroupnames=[self.ag.name]
        )
        self.cleanup.append(vm2)
        list_vm2 = list_virtual_machines(
            self.apiclient,
            id=vm2.id
        )
        self.assertEqual(
            isinstance(list_vm2, list),
            True,
            "Check list response returns a valid list"
        )
        self.assertNotEqual(
            len(list_vm2),
            0,
            "Check VM available in List Virtual Machines"
        )
        vm2_response = list_vm2[0]
        self.assertEqual(
            vm2_response.state,
            'Running',
            msg="VM is not in Running state"
        )
        self.assertEqual(
            vm2_response.projectid,
            self.project.id,
            msg="VM2 is not deployed in project"
        )
        host_of_vm2 = vm2_response.hostid

        self.assertNotEqual(host_of_vm1, host_of_vm2,
            msg="Both VMs of affinity group %s are on the same host" % self.ag.name)


    @classmethod
    def tearDownClass(cls):
        super(TestDeployVmWithAffinityGroup,cls).tearDownClass()