108 lines
3.9 KiB
Python
108 lines
3.9 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import json
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import time
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from oslo_config import cfg
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from tacker.plugins.common import constants as evt_constants
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from tacker.tests import constants
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from tacker.tests.functional import base
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from tacker.tests.utils import read_file
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CONF = cfg.CONF
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class VnfTestToscaScale(base.BaseTackerTest):
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def test_vnf_tosca_scale(self):
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data = dict()
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data['tosca'] = read_file('sample-tosca-scale-all.yaml')
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vnfd_name = 'test_tosca_vnf_scale_all'
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toscal = data['tosca']
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tosca_arg = {'vnfd': {'name': vnfd_name,
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'attributes': {'vnfd': toscal}}}
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# Create vnfd with tosca template
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vnfd_instance = self.client.create_vnfd(body=tosca_arg)
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self.assertIsNotNone(vnfd_instance)
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# Create vnf with vnfd_id
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vnfd_id = vnfd_instance['vnfd']['id']
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vnf_name = 'test_tosca_vnf_scale_all'
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vnf_arg = {'vnf': {'vnfd_id': vnfd_id, 'name': vnf_name}}
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vnf_instance = self.client.create_vnf(body=vnf_arg)
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self.validate_vnf_instance(vnfd_instance, vnf_instance)
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vnf_id = vnf_instance['vnf']['id']
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# TODO(kanagaraj-manickam) once load-balancer support is enabled,
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# update this logic to validate the scaling
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def _wait(count):
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self.wait_until_vnf_active(
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vnf_id,
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constants.VNF_CIRROS_CREATE_TIMEOUT,
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constants.ACTIVE_SLEEP_TIME)
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vnf = self.client.show_vnf(vnf_id)['vnf']
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# {"VDU1": ["10.0.0.14", "10.0.0.5"]}
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self.assertEqual(count, len(json.loads(vnf[
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'mgmt_ip_address'])['VDU1']))
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_wait(2)
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# Get nested resources when vnf is in active state
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vnf_details = self.client.list_vnf_resources(vnf_id)['resources']
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resources_list = list()
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for vnf_detail in vnf_details:
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resources_list.append(vnf_detail['name'])
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self.assertIn('VDU1', resources_list)
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self.assertIn('CP1', resources_list)
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self.assertIn('SP1_group', resources_list)
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def _scale(type, count):
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body = {"scale": {'type': type, 'policy': 'SP1'}}
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self.client.scale_vnf(vnf_id, body)
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_wait(count)
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# scale out
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time.sleep(constants.SCALE_WINDOW_SLEEP_TIME)
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_scale('out', 3)
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# scale in
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time.sleep(constants.SCALE_WINDOW_SLEEP_TIME)
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_scale('in', 2)
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# Verifying that as part of SCALE OUT, VNF states PENDING_SCALE_OUT
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# and ACTIVE occurs and as part of SCALE IN, VNF states
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# PENDING_SCALE_IN and ACTIVE occur.
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self.verify_vnf_crud_events(vnf_id, evt_constants.RES_EVT_SCALE,
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evt_constants.ACTIVE, cnt=2)
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self.verify_vnf_crud_events(vnf_id, evt_constants.RES_EVT_SCALE,
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evt_constants.PENDING_SCALE_OUT, cnt=1)
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self.verify_vnf_crud_events(vnf_id, evt_constants.RES_EVT_SCALE,
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evt_constants.PENDING_SCALE_IN, cnt=1)
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# Delete vnf_instance with vnf_id
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try:
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self.client.delete_vnf(vnf_id)
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except Exception:
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assert False, "vnf Delete failed"
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# Delete vnfd_instance
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self.addCleanup(self.client.delete_vnfd, vnfd_id)
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self.addCleanup(self.wait_until_vnf_delete, vnf_id,
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constants.VNF_CIRROS_DELETE_TIMEOUT)
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