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 os
  16 import uuid
  17
  18 import mock
  19 from django.test import Client
  20 from rest_framework.test import APIClient
  21 from django.test import TestCase
  22 from lcm.ns.biz.scaleaspect import get_json_data
  23 from rest_framework import status
  24
  25 from lcm.ns.biz.ns_manual_scale import NSManualScaleService
  26 from lcm.ns.const import NS_INST_STATUS
  27 from lcm.pub.database.models import NSInstModel, JobModel, NfInstModel
  28 from lcm.pub.exceptions import NSLCMException
  29 from lcm.pub.msapi import catalog
  30 from lcm.pub.utils import restcall
  31 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE, JOB_MODEL_STATUS
  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         self.apiClient = APIClient()
 119         NSInstModel(
 120             id=self.ns_inst_id,
 121             name="abc",
 122             nspackage_id=self.package_id,
 123             nsd_id="111").save()
 124
 125         self.init_scaling_map_json()
 126
 127     def tearDown(self):
 128         NSInstModel.objects.filter().delete()
 129         JobModel.objects.filter().delete()
 130
 131     def init_scaling_map_json(self):
 132         curdir_path = os.path.dirname(
 133             os.path.dirname(
 134                 os.path.dirname(
 135                     os.path.abspath(__file__))))
 136         filename = curdir_path + "/ns/data/scalemapping.json"
 137         self.scaling_map_json = get_json_data(filename)
 138
 139     def insert_new_ns(self):
 140         ns_inst_id = str(uuid.uuid4())
 141         job_id = JobUtil.create_job(
 142             "NS", JOB_TYPE.MANUAL_SCALE_VNF, self.ns_inst_id)
 143         package_id = "23"
 144         NSInstModel(
 145             id=ns_inst_id,
 146             name="abc",
 147             nspackage_id=package_id,
 148             nsd_id=package_id).save()
 149         return ns_inst_id, job_id
 150
 151     def insert_new_nf(self):
 152         # Create a third vnf instance
 153         self.nf_name = "name_1"
 154         self.vnf_id = "1"
 155         self.vnfm_inst_id = "1"
 156         nf_inst_id = "233"
 157         package_id = "nf_zte_hss"
 158         nf_uuid = "ab34-3g5j-de13-ab85-ij93"
 159
 160         NfInstModel.objects.create(
 161             nfinstid=nf_inst_id,
 162             nf_name=self.nf_name,
 163             vnf_id=self.vnf_id,
 164             vnfm_inst_id=self.vnfm_inst_id,
 165             ns_inst_id=self.ns_inst_id,
 166             max_cpu='14',
 167             max_ram='12296',
 168             max_hd='101',
 169             max_shd="20",
 170             max_net=10,
 171             status='active',
 172             mnfinstid=nf_uuid,
 173             package_id=package_id,
 174             vnfd_model='{"metadata": {"vnfdId": "1","vnfdName": "PGW001",'
 175                        '"vnfProvider": "zte","vnfdVersion": "V00001","vnfVersion": "V5.10.20",'
 176                        '"productType": "CN","vnfType": "PGW",'
 177                        '"description": "PGW VNFD description",'
 178                        '"isShared":true,"vnfExtendType":"driver"}}')
 179
 180     @mock.patch.object(NSManualScaleService, 'run')
 181     def test_ns_manual_scale(self, mock_run):
 182         data = {
 183             "scaleType": "SCALE_NS",
 184             "scaleNsData": [
 185                 {
 186                     "scaleNsByStepsData": [{
 187                         "aspectId": "1",
 188                         "numberOfSteps": 1,
 189                         "scalingDirection": "0"
 190                     }]
 191                 }
 192             ]
 193         }
 194         response = self.apiClient.post(
 195             "/api/nslcm/v1/ns/%s/scale" %
 196             self.ns_inst_id, data=data, format='json')
 197         self.failUnlessEqual(status.HTTP_202_ACCEPTED, response.status_code)
 198
 199     def test_ns_manual_scale_error_scaletype(self):
 200         data = {
 201             "scaleType": "SCALE_ERR",
 202             "scaleNsData": [{
 203                 "scaleNsByStepsData": [{
 204                     "aspectId": "sss_zte",
 205                     "numberOfSteps": 1,
 206                     "scalingDirection": "0"
 207                 }]
 208             }]
 209         }
 210         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 211         jobs = JobModel.objects.filter(jobid=self.job_id)
 212         self.assertEqual(255, jobs[0].progress)
 213
 214     def test_ns_manual_scale_error_nsd_id(self):
 215         data = {
 216             "scaleType": "SCALE_NS",
 217             "scaleNsData": [{
 218                 "scaleNsByStepsData": [{
 219                     "aspectId": "sss_zte",
 220                     "numberOfSteps": 1,
 221                     "scalingDirection": "0"
 222                 }]
 223             }]
 224         }
 225         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 226         jobs = JobModel.objects.filter(jobid=self.job_id)
 227         self.assertEqual(255, jobs[0].progress)
 228
 229     def test_ns_manual_scale_error_aspect(self):
 230         data = {
 231             "scaleType": "SCALE_NS",
 232             "scaleNsData": [{
 233                 "scaleNsByStepsData": [{
 234                     "aspectId": "sss_zte",
 235                     "numberOfSteps": 1,
 236                     "scalingDirection": "0"
 237                 }]
 238             }]
 239         }
 240         ns_inst_id, job_id = self.insert_new_ns()
 241         job_id = JobUtil.create_job(
 242             "NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_inst_id)
 243         NSManualScaleService(ns_inst_id, data, job_id).run()
 244         jobs = JobModel.objects.filter(jobid=job_id)
 245         self.assertEqual(255, jobs[0].progress)
 246
 247     @mock.patch.object(catalog, 'get_scalingmap_json_package')
 248     @mock.patch.object(NSManualScaleService, 'do_vnfs_scale')
 249     def test_ns_manual_scale_success(self, mock_do_vnfs_scale, mock_get_scalingmap_json_package):
 250         data = {
 251             "scaleType": "SCALE_NS",
 252             "scaleNsData": [{
 253                 "scaleNsByStepsData": [{
 254                     "aspectId": "TIC_EDGE_IMS",
 255                     "numberOfSteps": "1",
 256                     "scalingDirection": "0"
 257                 }]
 258             }]
 259         }
 260         mock_get_scalingmap_json_package.return_value = self.scaling_map_json
 261         mock_do_vnfs_scale.return_value = JOB_MODEL_STATUS.FINISHED
 262         ns_inst_id, job_id = self.insert_new_ns()
 263         job_id = JobUtil.create_job(
 264             "NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_inst_id)
 265         self.insert_new_nf()
 266         NSManualScaleService(ns_inst_id, data, job_id).run()
 267         jobs = JobModel.objects.filter(jobid=job_id)
 268         self.assertEqual(255, jobs[0].progress)
 269
 270     @mock.patch.object(restcall, 'call_req')
 271     def test_ns_manual_scale_thread(self, mock_call):
 272         data = {
 273             "scaleType": "SCALE_NS",
 274             "scaleNsData": [{
 275                 "scaleNsByStepsData": [{
 276                     "aspectId": "1",
 277                     "numberOfSteps": 1,
 278                     "scalingDirection": "0"
 279                 }]
 280             }]
 281         }
 282         NSManualScaleService(self.ns_inst_id, data, self.job_id).run()
 283         self.assertTrue(
 284             NSInstModel.objects.get(
 285                 id=self.ns_inst_id).status,
 286             NS_INST_STATUS.ACTIVE)
 287
 288     # def test_swagger_ok(self):
 289     # resp = self.client.get("/api/nslcm/v1/swagger.json", format='json')
 290     # self.assertEqual(resp.status_code, status.HTTP_200_OK)
 291
 292     @mock.patch.object(NSManualScaleService, 'start')
 293     def test_ns_manual_scale_empty_data(self, mock_start):
 294         mock_start.side_effect = NSLCMException("NS scale failed.")
 295         response = self.client.post(
 296             "/api/nslcm/v1/ns/%s/scale" %
 297             self.ns_inst_id, data={})
 298         self.assertEqual(
 299             response.status_code,
 300             status.HTTP_500_INTERNAL_SERVER_ERROR)
 301         self.assertIn("error", response.data)
 302
 303     @mock.patch.object(NSManualScaleService, 'start')
 304     def test_ns_manual_scale_when_ns_not_exist(self, mock_start):
 305         mock_start.side_effect = NSLCMException("NS scale failed.")
 306         data = {
 307             "scaleType": "SCALE_NS",
 308             "scaleNsData": [{
 309                 "scaleNsByStepsData": [{
 310                     "aspectId": "1",
 311                     "numberOfSteps": 1,
 312                     "scalingDirection": "0"
 313                 }]
 314             }]
 315         }
 316         response = self.client.post("/api/nslcm/v1/ns/11/scale", data=data)
 317         self.assertEqual(
 318             response.status_code,
 319             status.HTTP_500_INTERNAL_SERVER_ERROR)
 320         self.assertIn("error", response.data)