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