309 lines
12 KiB
Python
309 lines
12 KiB
Python
# Copyright (C) 2020 FUJITSU
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# All Rights Reserved.
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#
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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 os
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import time
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from oslo_serialization import jsonutils
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from oslo_utils import uuidutils
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from sqlalchemy import desc
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from sqlalchemy.orm import joinedload
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from tacker.common import exceptions
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from tacker import context as t_context
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from tacker.db import api as db_api
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from tacker.db.db_sqlalchemy import api
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from tacker.db.db_sqlalchemy import models
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from tacker.objects import fields
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from tacker.tests.functional import base
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from tacker.tests import utils
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VNF_PACKAGE_UPLOAD_TIMEOUT = 300
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VNF_INSTANTIATE_TIMEOUT = 600
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VNF_TERMINATE_TIMEOUT = 600
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RETRY_WAIT_TIME = 5
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def _create_and_upload_vnf_package(tacker_client, csar_package_name,
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user_defined_data):
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# create vnf package
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body = jsonutils.dumps({"userDefinedData": user_defined_data})
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resp, vnf_package = tacker_client.do_request(
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'/vnfpkgm/v1/vnf_packages', "POST", body=body)
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# upload vnf package
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csar_package_path = "../../../etc/samples/etsi/nfv/%s" % csar_package_name
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file_path = os.path.abspath(os.path.join(os.path.dirname(__file__),
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csar_package_path))
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# Generating unique vnfd id. This is required when multiple workers
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# are running concurrently. The call below creates a new temporary
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# CSAR with unique vnfd id.
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file_path, uniqueid = utils.create_csar_with_unique_vnfd_id(file_path)
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with open(file_path, 'rb') as file_object:
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resp, resp_body = tacker_client.do_request(
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'/vnfpkgm/v1/vnf_packages/{id}/package_content'.format(
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id=vnf_package['id']),
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"PUT", body=file_object, content_type='application/zip')
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# wait for onboard
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timeout = VNF_PACKAGE_UPLOAD_TIMEOUT
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start_time = int(time.time())
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show_url = os.path.join('/vnfpkgm/v1/vnf_packages', vnf_package['id'])
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vnfd_id = None
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while True:
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resp, body = tacker_client.do_request(show_url, "GET")
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if body['onboardingState'] == "ONBOARDED":
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vnfd_id = body['vnfdId']
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break
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if ((int(time.time()) - start_time) > timeout):
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raise Exception("Failed to onboard vnf package")
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time.sleep(1)
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# remove temporarily created CSAR file
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os.remove(file_path)
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return vnf_package['id'], vnfd_id
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class VnfLcmTest(base.BaseTackerTest):
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@classmethod
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def setUpClass(cls):
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cls.tacker_client = base.BaseTackerTest.tacker_http_client()
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cls.vnf_package, cls.vnfd_id = \
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_create_and_upload_vnf_package(
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cls.tacker_client, "test_inst_terminate_vnf_with_vnflcmnoop",
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{"key": "file_functional"})
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super(VnfLcmTest, cls).setUpClass()
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@classmethod
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def tearDownClass(cls):
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# Update vnf package operational state to DISABLED
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update_req_body = jsonutils.dumps({
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"operationalState": "DISABLED"})
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base_path = "/vnfpkgm/v1/vnf_packages"
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for package_id in [cls.vnf_package]:
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resp, resp_body = cls.tacker_client.do_request(
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'{base_path}/{id}'.format(id=package_id,
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base_path=base_path),
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"PATCH", content_type='application/json',
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body=update_req_body)
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# Delete vnf package
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url = '/vnfpkgm/v1/vnf_packages/%s' % package_id
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cls.tacker_client.do_request(url, "DELETE")
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super(VnfLcmTest, cls).tearDownClass()
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def setUp(self):
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super(VnfLcmTest, self).setUp()
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self.base_url = "/vnflcm/v1/vnf_instances"
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self.context = t_context.get_admin_context()
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vim_list = self.client.list_vims()
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if not vim_list:
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self.skipTest("Vims are not configured")
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vim_id = 'VIM0'
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vim = self.get_vim(vim_list, vim_id)
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if not vim:
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self.skipTest("Openstack VIM '%s' is missing" % vim_id)
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self.vim_id = vim['id']
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def _instantiate_vnf_instance_request(
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self, flavour_id, vim_id=None, additional_param=None):
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request_body = {"flavourId": flavour_id}
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if vim_id:
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request_body["vimConnectionInfo"] = [
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{"id": uuidutils.generate_uuid(),
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"vimId": vim_id,
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"vimType": "openstack"}]
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if additional_param:
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request_body["additionalParams"] = additional_param
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return request_body
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def _create_vnf_instance(self, vnfd_id, vnf_instance_name=None,
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vnf_instance_description=None):
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request_body = {'vnfdId': vnfd_id}
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if vnf_instance_name:
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request_body['vnfInstanceName'] = vnf_instance_name
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if vnf_instance_description:
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request_body['vnfInstanceDescription'] = vnf_instance_description
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resp, response_body = self.http_client.do_request(
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self.base_url, "POST", body=jsonutils.dumps(request_body))
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return resp, response_body
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def _delete_wait_vnf_instance(self, id):
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timeout = VNF_TERMINATE_TIMEOUT
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url = os.path.join(self.base_url, id)
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start_time = int(time.time())
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while True:
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resp, body = self.http_client.do_request(url, "DELETE")
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if 204 == resp.status_code:
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break
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if ((int(time.time()) - start_time) > timeout):
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error = "Failed to delete vnf instance %s"
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self.fail(error % id)
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time.sleep(RETRY_WAIT_TIME)
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def _delete_vnf_instance(self, id):
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self._delete_wait_vnf_instance(id)
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# verify vnf instance is deleted
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url = os.path.join(self.base_url, id)
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resp, body = self.http_client.do_request(url, "GET")
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self.assertEqual(404, resp.status_code)
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def _show_vnf_instance(self, id, expected_result=None):
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show_url = os.path.join(self.base_url, id)
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resp, vnf_instance = self.http_client.do_request(show_url, "GET")
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self.assertEqual(200, resp.status_code)
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if expected_result:
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self.assertDictSupersetOf(expected_result, vnf_instance)
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return vnf_instance
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def _vnf_instance_wait(
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self, id,
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instantiation_state=fields.VnfInstanceState.INSTANTIATED,
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timeout=VNF_INSTANTIATE_TIMEOUT):
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show_url = os.path.join(self.base_url, id)
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start_time = int(time.time())
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while True:
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resp, body = self.http_client.do_request(show_url, "GET")
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if body['instantiationState'] == instantiation_state:
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break
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if ((int(time.time()) - start_time) > timeout):
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error = ("Vnf instance %(id)s status is %(current)s, "
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"expected status should be %(expected)s")
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self.fail(error % {"id": id,
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"current": body['instantiationState'],
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"expected": instantiation_state})
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time.sleep(RETRY_WAIT_TIME)
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def _instantiate_vnf_instance(self, id, request_body):
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url = os.path.join(self.base_url, id, "instantiate")
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resp, body = self.http_client.do_request(
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url, "POST", body=jsonutils.dumps(request_body))
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self.assertEqual(202, resp.status_code)
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self._vnf_instance_wait(id)
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def _terminate_vnf_instance(self, id, request_body):
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url = os.path.join(self.base_url, id, "terminate")
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resp, body = self.http_client.do_request(
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url, "POST", body=jsonutils.dumps(request_body))
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self.assertEqual(202, resp.status_code)
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timeout = request_body.get('gracefulTerminationTimeout')
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start_time = int(time.time())
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self._vnf_instance_wait(
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id, instantiation_state=fields.VnfInstanceState.NOT_INSTANTIATED,
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timeout=VNF_TERMINATE_TIMEOUT)
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# If gracefulTerminationTimeout is set, check whether vnf
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# instantiation_state is set to NOT_INSTANTIATED after
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# gracefulTerminationTimeout seconds.
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if timeout and int(time.time()) - start_time < timeout:
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self.fail("Vnf is terminated before graceful termination "
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"timeout period")
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@db_api.context_manager.reader
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def _vnf_notify_get_by_id(self, context, vnf_instance_id,
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columns_to_join=None):
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query = api.model_query(
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context, models.VnfLcmOpOccs,
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read_deleted="no", project_only=True).filter_by(
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vnf_instance_id=vnf_instance_id).order_by(
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desc("created_at"))
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if columns_to_join:
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for column in columns_to_join:
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query = query.options(joinedload(column))
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result = query.first()
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if not result:
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raise exceptions.VnfInstanceNotFound(id=vnf_instance_id)
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return result
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def _wait_vnflcm_op_occs(
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self, context, vnf_instance_id, type, timeout,
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operation_state='COMPLETED'):
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start_time = int(time.time())
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while True:
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vnflcm_op_occ = self._vnf_notify_get_by_id(
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context, vnf_instance_id)
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if vnflcm_op_occ.operation_state == operation_state:
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break
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if ((int(time.time()) - start_time) > timeout):
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raise Exception("Failed to wait {} instance".format(type))
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time.sleep(RETRY_WAIT_TIME)
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def test_instantiate_terminate_vnf_with_vnflcmnoop(self):
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# create vnf instance
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vnf_instance_name = "vnf_with_instantiation_level-%s" % \
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uuidutils.generate_uuid()
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vnf_instance_description = "vnf with instantiation level 1"
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resp, vnf_instance = self._create_vnf_instance(
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self.vnfd_id,
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vnf_instance_name=vnf_instance_name,
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vnf_instance_description=vnf_instance_description)
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self.assertIsNotNone(vnf_instance['id'])
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self.assertEqual(201, resp.status_code)
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# instantiate vnf instance
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request_body = self._instantiate_vnf_instance_request(
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"simple", vim_id=self.vim_id)
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self._instantiate_vnf_instance(vnf_instance['id'], request_body)
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self._wait_vnflcm_op_occs(self.context, vnf_instance['id'],
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'instantiate', VNF_INSTANTIATE_TIMEOUT)
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# show vnf instance
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vnf_instance = self._show_vnf_instance(vnf_instance['id'])
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self.assertEqual(vnf_instance['instantiationState'], 'INSTANTIATED')
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vnflcm_op_occ_ins = self._vnf_notify_get_by_id(
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self.context, vnf_instance['id'], columns_to_join=None)
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self.assertEqual(vnflcm_op_occ_ins.operation, 'INSTANTIATE')
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# terminate vnf instance
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terminate_req_body = {
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"terminationType": fields.VnfInstanceTerminationType.FORCEFUL,
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}
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self._terminate_vnf_instance(vnf_instance['id'], terminate_req_body)
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self._wait_vnflcm_op_occs(self.context, vnf_instance['id'],
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'terminate', VNF_TERMINATE_TIMEOUT)
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vnflcm_op_occ_term = self._vnf_notify_get_by_id(
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self.context, vnf_instance['id'], columns_to_join=None)
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self.assertEqual(vnflcm_op_occ_term.operation, 'TERMINATE')
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# delete vnf instance
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self._delete_vnf_instance(vnf_instance['id'])
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