lcm/ns/tests/test_ns_manual_scale.py

   1 # Copyright 2017 ZTE Corporation.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #         http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import uuid
  16 import os
  17 import mock
  18 import random
  19 from django.test import Client
  20 from django.test import TestCase
  21 from rest_framework import status
  22 from lcm.ns.const import NS_INST_STATUS
  23 from lcm.ns.ns_manual_scale import NSManualScaleService
  24 from lcm.pub.database.models import NSInstModel, JobModel, NfInstModel
  25 from lcm.pub.exceptions import NSLCMException
  26 from lcm.pub.utils import restcall
  27 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE, JOB_MODEL_STATUS
  28 from lcm.pub.msapi import catalog
  29 from lcm.pub.utils.scaleaspect import get_json_data
  30 from lcm.pub.utils import idutil
  31
  32
  33 SCALING_JSON = {
  34     "scale_options": [
  35         {
  36             "nsd_id": "ns_ims",
  37             "ns_scale_aspect": "TIC_CORE_IMS",
  38             "ns_scale_info": [
  39                 {
  40                     "step": "1",
  41                     "scale_list": [
  42                         {
  43                             "vnfd_id": "zte_ims_cscf",
  44                             "vnf_scale_aspect": "mpu",
  45                             "numberOfSteps": "1"
  46                         },
  47                         {
  48                             "vnfd_id": "zte_ims_hss",
  49                             "vnf_scale_aspect": "fpu",
  50                             "numberOfSteps": "3"
  51                         }
  52                     ]
  53                 },
  54                 {
  55                     "step": "2",
  56                     "scale_list": [
  57                         {
  58                             "vnfd_id": "zte_ims_cscf",
  59                             "vnf_scale_aspect": "mpu",
  60                             "numberOfSteps": "2"
  61                         },
  62                         {
  63                             "vnfd_id": "zte_ims_hss",
  64                             "vnf_scale_aspect": "fpu",
  65                             "numberOfSteps": "6"
  66                         }
  67                     ]
  68                 }
  69             ]
  70         },
  71         {
  72             "nsd_id": "ns_epc",
  73             "ns_scale_aspect": "TIC_EDGE_EPC",
  74             "ns_scale_info": [
  75                 {
  76                     "step": "1",
  77                     "scale_list": [
  78                         {
  79                             "vnfd_id": "zte_epc_spgw",
  80                             "vnf_scale_aspect": "gpu",
  81                             "numberOfSteps": "1"
  82                         },
  83                         {
  84                             "vnfd_id": "zte_epc_tas",
  85                             "vnf_scale_aspect": "fpu",
  86                             "numberOfSteps": "2"
  87                         }
  88                     ]
  89                 },
  90                 {
  91                     "step": "2",
  92                     "scale_list": [
  93                         {
  94                             "vnfd_id": "zte_epc_spgw",
  95                             "vnf_scale_aspect": "mpu",
  96                             "numberOfSteps": "2"
  97                         },
  98                         {
  99                             "vnfd_id": "zte_epc_tas",
 100                             "vnf_scale_aspect": "fpu",
 101                             "numberOfSteps": "4"
 102                         }
 103                     ]
 104                 }
 105             ]
 106         }
 107     ]
 108 }
 109
 110
 111 class TestNsManualScale(TestCase):
 112     def setUp(self):
 113         self.ns_inst_id = str(uuid.uuid4())
 114         self.job_id = JobUtil.create_job(
 115             "NS", JOB_TYPE.MANUAL_SCALE_VNF, self.ns_inst_id)
 116         self.package_id = "7"
 117         self.client = Client()
 118         idutil.get_auto_id = mock.Mock()
 119         idutil.get_auto_id.return_value = random.random()
 120         NSInstModel(
 121             id=self.ns_inst_id,
 122             name="abc",
 123             nspackage_id=self.package_id,
 124             nsd_id="111").save()
 125
 126         self.init_scaling_map_json()
 127
 128     def tearDown(self):
 129         NSInstModel.objects.filter().delete()
 130         JobModel.objects.filter().delete()
 131
 132     def init_scaling_map_json(self):
 133         curdir_path = os.path.dirname(
 134             os.path.dirname(
 135                 os.path.dirname(
 136                     os.path.abspath(__file__))))
 137         filename = curdir_path + "/ns/data/scalemapping.json"
 138         self.scaling_map_json = get_json_data(filename)
 139
 140     def insert_new_ns(self):
 141         ns_inst_id = str(uuid.uuid4())
 142         job_id = JobUtil.create_job(
 143             "NS", JOB_TYPE.MANUAL_SCALE_VNF, self.ns_inst_id)
 144         package_id = "23"
 145         NSInstModel(
 146             id=ns_inst_id,
 147             name="abc",
 148             nspackage_id=package_id,
 149             nsd_id=package_id).save()
 150         return ns_inst_id, job_id
 151
 152     def insert_new_nf(self):
 153         # Create a third vnf instance
 154         self.nf_name = "name_1"
 155         self.vnf_id = "1"
 156         self.vnfm_inst_id = "1"
 157         nf_inst_id = "233"
 158         package_id = "nf_zte_hss"
 159         nf_uuid = "ab34-3g5j-de13-ab85-ij93"
 160
 161         NfInstModel.objects.create(
 162             nfinstid=nf_inst_id,
 163             nf_name=self.nf_name,
 164             vnf_id=self.vnf_id,
 165             vnfm_inst_id=self.vnfm_inst_id,
 166             ns_inst_id=self.ns_inst_id,
 167             max_cpu='14',
 168             max_ram='12296',
 169             max_hd='101',
 170             max_shd="20",
 171             max_net=10,
 172             status='active',
 173             mnfinstid=nf_uuid,
 174             package_id=package_id,
 175             vnfd_model='{"metadata": {"vnfdId": "1","vnfdName": "PGW001",'
 176                        '"vnfProvider": "zte","vnfdVersion": "V00001","vnfVersion": "V5.10.20",'
 177                        '"productType": "CN","vnfType": "PGW",'
 178                        '"description": "PGW VNFD description",'
 179                        '"isShared":true,"vnfExtendType":"driver"}}')
 180
 181     @mock.patch.object(NSManualScaleService, 'run')
 182     def test_ns_manual_scale(self, mock_run):
 183         data = {
 184             "scaleType": "SCALE_NS",
 185             "scaleNsData": [{
 186                 "scaleNsByStepsData": [{
 187                     "aspectId": "1",
 188                     "numberOfSteps": 1,
 189                     "scalingDirection": "0"
 190                 }]
 191             }]
 192         }
 193         response = self.client.post(
 194             "/api/nslcm/v1/ns/%s/scale" %
 195             self.ns_inst_id, data=data)
 196         self.failUnlessEqual(status.HTTP_202_ACCEPTED, response.status_code)
 197
 198     def test_ns_manual_scale_error_scaletype(self):
 199         data = {
 200             "scaleType": "SCALE_ERR",
 201             "scaleNsData": [{
 202                 "scaleNsByStepsData": [{
 203                     "aspectId": "sss_zte",
 204                     "numberOfSteps": 1,
 205                     "scalingDirection": "0"
 206                 }]
 207             }]
 208         }
 209         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 210         jobs = JobModel.objects.filter(jobid=self.job_id)
 211         self.assertEqual(255, jobs[0].progress)
 212
 213     def test_ns_manual_scale_error_nsd_id(self):
 214         data = {
 215             "scaleType": "SCALE_NS",
 216             "scaleNsData": [{
 217                 "scaleNsByStepsData": [{
 218                     "aspectId": "sss_zte",
 219                     "numberOfSteps": 1,
 220                     "scalingDirection": "0"
 221                 }]
 222             }]
 223         }
 224         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 225         jobs = JobModel.objects.filter(jobid=self.job_id)
 226         self.assertEqual(255, jobs[0].progress)
 227
 228     def test_ns_manual_scale_error_aspect(self):
 229         data = {
 230             "scaleType": "SCALE_NS",
 231             "scaleNsData": [{
 232                 "scaleNsByStepsData": [{
 233                     "aspectId": "sss_zte",
 234                     "numberOfSteps": 1,
 235                     "scalingDirection": "0"
 236                 }]
 237             }]
 238         }
 239         ns_inst_id, job_id = self.insert_new_ns()
 240         job_id = JobUtil.create_job(
 241             "NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_inst_id)
 242         NSManualScaleService(ns_inst_id, data, job_id).run()
 243         jobs = JobModel.objects.filter(jobid=job_id)
 244         self.assertEqual(255, jobs[0].progress)
 245
 246     @mock.patch.object(catalog, 'get_scalingmap_json_package')
 247     @mock.patch.object(NSManualScaleService, 'do_vnfs_scale')
 248     def test_ns_manual_scale_success(self, mock_do_vnfs_scale, mock_get_scalingmap_json_package):
 249         data = {
 250             "scaleType": "SCALE_NS",
 251             "scaleNsData": [{
 252                 "scaleNsByStepsData": [{
 253                     "aspectId": "TIC_EDGE_IMS",
 254                     "numberOfSteps": "1",
 255                     "scalingDirection": "0"
 256                 }]
 257             }]
 258         }
 259         mock_get_scalingmap_json_package.return_value = self.scaling_map_json
 260         mock_do_vnfs_scale.return_value = JOB_MODEL_STATUS.FINISHED
 261         ns_inst_id, job_id = self.insert_new_ns()
 262         job_id = JobUtil.create_job(
 263             "NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_inst_id)
 264         self.insert_new_nf()
 265         NSManualScaleService(ns_inst_id, data, job_id).run()
 266         jobs = JobModel.objects.filter(jobid=job_id)
 267         self.assertEqual(255, jobs[0].progress)
 268
 269     @mock.patch.object(restcall, 'call_req')
 270     def test_ns_manual_scale_thread(self, mock_call):
 271         data = {
 272             "scaleType": "SCALE_NS",
 273             "scaleNsData": [{
 274                 "scaleNsByStepsData": [{
 275                     "aspectId": "1",
 276                     "numberOfSteps": 1,
 277                     "scalingDirection": "0"
 278                 }]
 279             }]
 280         }
 281         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 282         self.assertTrue(
 283             NSInstModel.objects.get(
 284                 id=self.ns_inst_id).status,
 285             NS_INST_STATUS.ACTIVE)
 286
 287     # def test_swagger_ok(self):
 288     # resp = self.client.get("/api/nslcm/v1/swagger.json", format='json')
 289     # self.assertEqual(resp.status_code, status.HTTP_200_OK)
 290
 291     @mock.patch.object(NSManualScaleService, 'start')
 292     def test_ns_manual_scale_empty_data(self, mock_start):
 293         mock_start.side_effect = NSLCMException("NS scale failed.")
 294         response = self.client.post(
 295             "/api/nslcm/v1/ns/%s/scale" %
 296             self.ns_inst_id, data={})
 297         self.assertEqual(
 298             response.status_code,
 299             status.HTTP_500_INTERNAL_SERVER_ERROR)
 300         self.assertIn("error", response.data)
 301
 302     @mock.patch.object(NSManualScaleService, 'start')
 303     def test_ns_manual_scale_when_ns_not_exist(self, mock_start):
 304         mock_start.side_effect = NSLCMException("NS scale failed.")
 305         data = {
 306             "scaleType": "SCALE_NS",
 307             "scaleNsData": [{
 308                 "scaleNsByStepsData": [{
 309                     "aspectId": "1",
 310                     "numberOfSteps": 1,
 311                     "scalingDirection": "0"
 312                 }]
 313             }]
 314         }
 315         response = self.client.post("/api/nslcm/v1/ns/11/scale", data=data)
 316         self.assertEqual(
 317             response.status_code,
 318             status.HTTP_500_INTERNAL_SERVER_ERROR)
 319         self.assertIn("error", response.data)