Ejemplo n.º 1
0
    def setUp(self):
        self.compute_1 = "compute1"
        self.compute_2 = "compute2"
        self.user = "******"
        self.vm_id = "vm-id"

        self.ssh_utils = SSH_Utils({})
        self.compute_nodes = [self.compute_1, self.compute_2]
        self.compute_nodes_key = "key"
        self.instance_locator = Instance_Locator(self.ssh_utils,
                                                 self.compute_nodes,
                                                 self.compute_nodes_key)
Ejemplo n.º 2
0
    def setUp(self):
        self.vm_id1 = "vm_id1"
        self.vm_id2 = "vm_id2"

        self.host_ip1 = "host_ip1"
        self.host_ip2 = "host_ip2"

        self.cap1 = 50
        self.cap2 = 78
        self.io_cap = 75

        self.bigsea_username = "******"
        self.bigsea_password = "******"
        self.authorization_url = "authorization_url"
        self.authorization_data = dict(
            authorization_url=self.authorization_url,
            bigsea_username=self.bigsea_username,
            bigsea_password=self.bigsea_password)

        compute_nodes = []
        compute_nodes_key = "key"
        self.instance_locator = Instance_Locator(SSH_Utils({}), compute_nodes,
                                                 compute_nodes_key)
        self.remote_kvm = Remote_KVM(SSH_Utils({}), compute_nodes_key)
        self.actuator = KVM_Actuator(self.instance_locator, self.remote_kvm,
                                     self.authorization_data, self.io_cap)
    def setUp(self):
        self.application_id_0 = "app-00"
        self.application_id_1 = "app-01"
        self.application_id_2 = "app-02"

        self.timestamp_1 = datetime.datetime.strptime("2000-01-01T00:00:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_2 = datetime.datetime.strptime("2000-01-01T00:05:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_3 = datetime.datetime.strptime("2000-01-01T00:10:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_4 = datetime.datetime.strptime("2000-01-01T00:15:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')

        self.instance_name_1 = "instance1"
        self.instance_name_2 = "instance2"
        self.instances = [self.instance_name_1, self.instance_name_2]

        self.trigger_down = 30.0
        self.trigger_up = 10.0
        self.min_cap = 10.0
        self.max_cap = 100.0
        self.actuation_size = 10.0
        self.allocated_resources = 50
        self.metric_round = 2
        self.default_io_cap = 78

        self.bigsea_username = "******"
        self.bigsea_password = "******"
        self.authorization_url = "authorization_url"
        self.authorization_data = dict(authorization_url=self.authorization_url,
                                       bigsea_username=self.bigsea_username,
                                       bigsea_password=self.bigsea_password)

        compute_nodes = []
        compute_nodes_key = "key"
        self.instances = [self.instance_name_1, self.instance_name_2]
        self.metric_source = Metric_Source_Builder().get_metric_source("nop", {})
        self.instance_locator = Instance_Locator(
            SSH_Utils({}), compute_nodes, compute_nodes_key)
        self.remote_kvm = Remote_KVM(SSH_Utils({}), compute_nodes_key)
        self.actuator = KVM_Actuator(self.instance_locator, self.remote_kvm, self.authorization_data,
                                     self.default_io_cap)

        self.proportional_factor = 1
        self.factor_up = 1
        self.factor_down = 0.5
        self.heuristic_options_error_proportional = {"heuristic_name": "error_proportional",
                                                     "proportional_factor": self.proportional_factor}
        self.heuristic_options_error_proportional_up_down = \
            {"heuristic_name": "error_proportional_up_down",
             "factor_up": self.factor_up,
             "factor_down": self.factor_down}

        self.progress_error = {self.application_id_0: -20.0,
                               self.application_id_1: 0.00, self.application_id_2: 30.0}

        self.timestamps = [self.timestamp_1, self.timestamp_2,
                           self.timestamp_3, self.timestamp_4]
    def setUp(self):
        self.application_id_0 = "app-00"
        self.application_id_1 = "app-01"
        self.application_id_2 = "app-02"
        self.application_id_3 = "app-03"
        self.application_id_4 = "app-04"

        self.timestamp_1 = datetime.datetime.strptime("2000-01-01T00:00:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_2 = datetime.datetime.strptime("2000-01-01T00:05:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_3 = datetime.datetime.strptime("2000-01-01T00:10:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')
        self.timestamp_4 = datetime.datetime.strptime("2000-01-01T00:15:00.0Z",
                                                      '%Y-%m-%dT%H:%M:%S.%fZ')

        self.instance_name_1 = "instance1"
        self.instance_name_2 = "instance2"
        self.instances = [self.instance_name_1, self.instance_name_2]

        self.trigger_down = 30.0
        self.trigger_up = 10.0
        self.min_cap = 10.0
        self.max_cap = 100.0
        self.actuation_size = 10.0
        self.allocated_resources = 50
        self.metric_round = 2
        self.default_io_cap = 45

        self.bigsea_username = "******"
        self.bigsea_password = "******"
        self.authorization_url = "authorization_url"
        self.authorization_data = dict(
            authorization_url=self.authorization_url,
            bigsea_username=self.bigsea_username,
            bigsea_password=self.bigsea_password)

        compute_nodes = []
        compute_nodes_key = "key"
        self.instances = [self.instance_name_1, self.instance_name_2]
        self.metric_source = Metric_Source_Builder().get_metric_source(
            "nop", {})
        self.instance_locator = Instance_Locator(SSH_Utils({}), compute_nodes,
                                                 compute_nodes_key)
        self.remote_kvm = Remote_KVM(SSH_Utils({}), compute_nodes_key)
        self.actuator = KVM_Actuator(self.instance_locator, self.remote_kvm,
                                     self.authorization_data,
                                     self.default_io_cap)

        self.timestamps = [
            self.timestamp_1, self.timestamp_2, self.timestamp_3,
            self.timestamp_4
        ]
Ejemplo n.º 5
0
class Test_Instance_Locator(unittest.TestCase):
    def setUp(self):
        self.compute_1 = "compute1"
        self.compute_2 = "compute2"
        self.user = "******"
        self.vm_id = "vm-id"

        self.ssh_utils = SSH_Utils({})
        self.compute_nodes = [self.compute_1, self.compute_2]
        self.compute_nodes_key = "key"
        self.instance_locator = Instance_Locator(self.ssh_utils,
                                                 self.compute_nodes,
                                                 self.compute_nodes_key)

    def tearDown(self):
        pass

    def located(self, command, user, host, key):
        return {self.compute_1: "0\n", self.compute_2: "1\n"}[host]

    def impossible_to_locate(self, command, user, host, key):
        return {self.compute_1: "1\n", self.compute_2: "1\n"}[host]

    def test_locate(self):
        self.ssh_utils.run_and_get_result = MagicMock()
        self.ssh_utils.run_and_get_result.side_effect = self.located

        result = self.instance_locator.locate(self.vm_id)

        self.ssh_utils.run_and_get_result.assert_any_call(
            "virsh schedinfo %s > /dev/null 2> /dev/null ; echo $?" %
            (self.vm_id), self.user, self.compute_1, self.compute_nodes_key)
        self.assertEquals(result, self.compute_1)

    def test_locate_impossible_to_find_instance(self):
        self.ssh_utils.run_and_get_result = MagicMock()
        self.ssh_utils.run_and_get_result.side_effect = self.impossible_to_locate

        self.assertRaises(InstanceNotFoundException,
                          self.instance_locator.locate, self.vm_id)

        self.ssh_utils.run_and_get_result.assert_any_call(
            "virsh schedinfo %s > /dev/null 2> /dev/null ; echo $?" %
            (self.vm_id), self.user, self.compute_1, self.compute_nodes_key)
        self.ssh_utils.run_and_get_result.assert_any_call(
            "virsh schedinfo %s > /dev/null 2> /dev/null ; echo $?" %
            (self.vm_id), self.user, self.compute_2, self.compute_nodes_key)
Ejemplo n.º 6
0
    def setUp(self):
        self.application_id_0 = "app-00"
        self.application_id_1 = "app-01"
        self.application_id_2 = "app-02"
        self.application_id_3 = "app-03"
        self.application_id_4 = "app-04"
        self.application_id_5 = "app-05"
        self.application_id_6 = "app-06"
        self.application_id_7 = "app-07"

        self.timestamp_1 = datetime.datetime.strptime("2000-01-01T00:00:00.0Z",
                                                      "%Y-%m-%dT%H:%M:%S.%fZ")
        self.timestamp_2 = datetime.datetime.strptime("2000-01-01T00:05:00.0Z",
                                                      "%Y-%m-%dT%H:%M:%S.%fZ")
        self.timestamp_3 = datetime.datetime.strptime("2000-01-01T00:10:00.0Z",
                                                      "%Y-%m-%dT%H:%M:%S.%fZ")
        self.timestamp_4 = datetime.datetime.strptime("2000-01-01T00:15:00.0Z",
                                                      "%Y-%m-%dT%H:%M:%S.%fZ")

        self.timestamps = [
            self.timestamp_1, self.timestamp_2, self.timestamp_3,
            self.timestamp_4
        ]

        self.instance_name_1 = "instance1"
        self.instance_name_2 = "instance2"
        self.instances = [self.instance_name_1, self.instance_name_2]

        self.trigger_down = 10.0
        self.trigger_up = 10.0
        self.min_cap = 10.0
        self.max_cap = 100.0
        self.actuation_size = 10.0
        self.allocated_resources_scale_down = 100
        self.allocated_resources_scale_up = 10
        self.metric_round = 2
        self.default_io_cap = 34

        self.bigsea_username = "******"
        self.bigsea_password = "******"
        self.authorization_url = "authorization_url"
        self.authorization_data = dict(
            authorization_url=self.authorization_url,
            bigsea_username=self.bigsea_username,
            bigsea_password=self.bigsea_password)

        compute_nodes = []
        compute_nodes_key = "key"
        self.instances = [self.instance_name_1, self.instance_name_2]
        self.metric_source = Metric_Source_Builder().get_metric_source(
            "nop", {})
        self.instance_locator = Instance_Locator(SSH_Utils({}), compute_nodes,
                                                 compute_nodes_key)
        self.remote_kvm = Remote_KVM(SSH_Utils({}), compute_nodes_key)
        self.actuator = KVM_Actuator(self.instance_locator, self.remote_kvm,
                                     self.authorization_data,
                                     self.default_io_cap)

        self.proportional_factor = 1.5
        self.derivative_factor = 0.5

        self.heuristic_options = {
            "heuristic_name": "error_proportional_derivative",
            "proportional_factor": self.proportional_factor,
            "derivative_factor": self.derivative_factor
        }

        self.progress_error = {
            # CASE 1
            self.application_id_0: {
                self.timestamp_1: -30.0,
                self.timestamp_2: -20.0,
                self.timestamp_3: -15.0
            },

            # CASE 2
            self.application_id_1: {
                self.timestamp_1: -30.0,
                self.timestamp_2: -40.0,
                self.timestamp_3: -60.0
            },

            # CASE 3
            self.application_id_2: {
                self.timestamp_1: 30.0,
                self.timestamp_2: 20.0,
                self.timestamp_3: 15.0
            },

            # CASE 4
            self.application_id_3: {
                self.timestamp_1: 30.0,
                self.timestamp_2: 40.0,
                self.timestamp_3: 55.0
            },

            # CASE 5
            self.application_id_4: {
                self.timestamp_1: 100.0,
                self.timestamp_2: 100.0,
                self.timestamp_3: 100.0
            },

            # CASE 6
            self.application_id_5: {
                self.timestamp_1: -100.0,
                self.timestamp_2: -100.0,
                self.timestamp_3: -100.0
            },

            # CASE 7
            self.application_id_6: {
                self.timestamp_1: -30.0,
                self.timestamp_2: 10.0,
                self.timestamp_3: 30.0
            },

            # CASE 8
            self.application_id_7: {
                self.timestamp_1: -5.0,
                self.timestamp_2: -1.0,
                self.timestamp_3: 2.0
            }
        }