1 # Copyright 2018 ZTE Corporation.
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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
21 from genericparser.packages.biz.common import read, save
22 from genericparser.packages.const import PKG_STATUS
23 from genericparser.pub.config.config import GENERICPARSER_ROOT_PATH
24 from genericparser.pub.database.models import NSPackageModel, PnfPackageModel
25 from genericparser.pub.exceptions import GenericparserException, ResourceNotFoundException
26 from genericparser.pub.utils import fileutil, toscaparsers
27 from genericparser.pub.utils.values import ignore_case_get
29 logger = logging.getLogger(__name__)
32 class PnfDescriptor(object):
37 def create(self, data):
38 logger.info('Start to create a PNFD...')
39 user_defined_data = ignore_case_get(data, 'userDefinedData', {})
41 'id': str(uuid.uuid4()),
42 'pnfdOnboardingState': PKG_STATUS.CREATED,
43 'pnfdUsageState': PKG_STATUS.NOT_IN_USE,
44 'userDefinedData': user_defined_data,
47 PnfPackageModel.objects.create(
48 pnfPackageId=data['id'],
49 onboardingState=data['pnfdOnboardingState'],
50 usageState=data['pnfdUsageState'],
51 userDefinedData=json.dumps(user_defined_data)
53 logger.info('A PNFD(%s) has been created.' % data['id'])
56 def query_multiple(self, pnfdId=None):
58 pnf_pkgs = PnfPackageModel.objects.filter(pnfdId=pnfdId)
60 pnf_pkgs = PnfPackageModel.objects.all()
62 for pnf_pkg in pnf_pkgs:
63 data = self.fill_response_data(pnf_pkg)
64 response_data.append(data)
67 def query_single(self, pnfd_info_id):
68 pnf_pkgs = PnfPackageModel.objects.filter(pnfPackageId=pnfd_info_id)
69 if not pnf_pkgs.exists():
70 logger.error('PNFD(%s) does not exist.' % pnfd_info_id)
71 raise ResourceNotFoundException('PNFD(%s) does not exist.' % pnfd_info_id)
72 return self.fill_response_data(pnf_pkgs[0])
74 def upload(self, remote_file, pnfd_info_id):
75 logger.info('Start to upload PNFD(%s)...' % pnfd_info_id)
76 pnf_pkgs = PnfPackageModel.objects.filter(pnfPackageId=pnfd_info_id)
77 if not pnf_pkgs.exists():
78 logger.info('PNFD(%s) does not exist.' % pnfd_info_id)
79 raise GenericparserException('PNFD (%s) does not exist.' % pnfd_info_id)
80 pnf_pkgs.update(onboardingState=PKG_STATUS.UPLOADING)
82 local_file_name = save(remote_file, pnfd_info_id)
83 logger.info('PNFD(%s) content has been uploaded.' % pnfd_info_id)
84 return local_file_name
86 def delete_single(self, pnfd_info_id):
87 logger.info('Start to delete PNFD(%s)...' % pnfd_info_id)
88 pnf_pkgs = PnfPackageModel.objects.filter(pnfPackageId=pnfd_info_id)
89 if not pnf_pkgs.exists():
90 logger.info('PNFD(%s) has been deleted.' % pnfd_info_id)
93 if pnf_pkgs[0].usageState != PKG_STATUS.NOT_IN_USE:
94 logger.info('PNFD(%s) shall be NOT_IN_USE.' % pnfd_info_id)
95 raise GenericparserException('PNFD(%s) shall be NOT_IN_USE.' % pnfd_info_id)
97 del_pnfd_id = pnf_pkgs[0].pnfdId
98 ns_pkgs = NSPackageModel.objects.all()
99 for ns_pkg in ns_pkgs:
102 nsd_model = json.JSONDecoder().decode(ns_pkg.nsdModel)
105 for pnf in nsd_model['pnfs']:
106 if del_pnfd_id == pnf["properties"]["id"]:
107 logger.warn("PNFD(%s) is referenced in NSD", del_pnfd_id)
108 raise GenericparserException('PNFD(%s) is referenced.' % pnfd_info_id)
110 pnf_pkg_path = os.path.join(GENERICPARSER_ROOT_PATH, pnfd_info_id)
111 fileutil.delete_dirs(pnf_pkg_path)
112 logger.debug('PNFD(%s) has been deleted.' % pnfd_info_id)
114 def download(self, pnfd_info_id):
115 logger.info('Start to download PNFD(%s)...' % pnfd_info_id)
116 pnf_pkgs = PnfPackageModel.objects.filter(pnfPackageId=pnfd_info_id)
117 if not pnf_pkgs.exists():
118 logger.error('PNFD(%s) does not exist.' % pnfd_info_id)
119 raise ResourceNotFoundException('PNFD(%s) does not exist.' % pnfd_info_id)
120 if pnf_pkgs[0].onboardingState != PKG_STATUS.ONBOARDED:
121 logger.error('PNFD(%s) is not ONBOARDED.' % pnfd_info_id)
122 raise GenericparserException('PNFD(%s) is not ONBOARDED.' % pnfd_info_id)
124 local_file_path = pnf_pkgs[0].localFilePath
125 start, end = 0, os.path.getsize(local_file_path)
126 logger.info('PNFD(%s) has been downloaded.' % pnfd_info_id)
127 return read(local_file_path, start, end)
129 def parse_pnfd_and_save(self, pnfd_info_id, local_file_name):
130 logger.info('Start to process PNFD(%s)...' % pnfd_info_id)
131 pnf_pkgs = PnfPackageModel.objects.filter(pnfPackageId=pnfd_info_id)
132 pnf_pkgs.update(onboardingState=PKG_STATUS.PROCESSING)
133 pnfd_json = toscaparsers.parse_pnfd(local_file_name)
134 pnfd = json.JSONDecoder().decode(pnfd_json)
136 logger.debug("pnfd_json is %s" % pnfd_json)
141 if pnfd.get("pnf", "") != "":
142 if pnfd["pnf"].get("properties", "") != "":
143 pnfd_id = pnfd["pnf"].get("properties", "").get("descriptor_id", "")
144 pnfdVersion = pnfd["pnf"].get("properties", "").get("version", "")
145 pnfdProvider = pnfd["pnf"].get("properties", "").get("provider", "")
146 pnfdName = pnfd["pnf"].get("properties", "").get("name", "")
148 pnfd_id = pnfd["metadata"].get("descriptor_id", "")
150 pnfd_id = pnfd["metadata"].get("id", "")
152 pnfd_id = pnfd["metadata"].get("UUID", "")
154 raise GenericparserException('pnfd_id is Null.')
156 if pnfdVersion == "":
157 pnfdVersion = pnfd["metadata"].get("template_version", "")
158 if pnfdVersion == "":
159 pnfdVersion = pnfd["metadata"].get("version", "")
161 if pnfdProvider == "":
162 pnfdProvider = pnfd["metadata"].get("template_author", "")
163 if pnfdVersion == "":
164 pnfdVersion = pnfd["metadata"].get("provider", "")
167 pnfdName = pnfd["metadata"].get("template_name", "")
168 if pnfdVersion == "":
169 pnfdName = pnfd["metadata"].get("name", "")
172 other_pnf = PnfPackageModel.objects.filter(pnfdId=pnfd_id)
173 if other_pnf and other_pnf[0].pnfPackageId != pnfd_info_id:
174 logger.info('PNFD(%s) already exists.' % pnfd_id)
175 raise GenericparserException("PNFD(%s) already exists." % pnfd_id)
180 pnfdVersion=pnfdVersion,
181 pnfVendor=pnfdProvider,
182 pnfPackageUri=local_file_name,
183 onboardingState=PKG_STATUS.ONBOARDED,
184 usageState=PKG_STATUS.NOT_IN_USE,
185 localFilePath=local_file_name,
188 logger.info('PNFD(%s) has been processed.' % pnfd_info_id)
190 def fill_response_data(self, pnf_pkg):
192 'id': pnf_pkg.pnfPackageId,
193 'pnfdId': pnf_pkg.pnfdId,
194 'pnfdName': pnf_pkg.pnfdName,
195 'pnfdVersion': pnf_pkg.pnfdVersion,
196 'pnfdProvider': pnf_pkg.pnfVendor,
197 'pnfdInvariantId': None, # TODO
198 'pnfdOnboardingState': pnf_pkg.onboardingState,
199 'onboardingFailureDetails': None, # TODO
200 'pnfdUsageState': pnf_pkg.usageState,
201 'userDefinedData': {},
202 '_links': None # TODO
204 if pnf_pkg.userDefinedData:
205 user_defined_data = json.JSONDecoder().decode(pnf_pkg.userDefinedData)
206 data['userDefinedData'] = user_defined_data
210 def handle_upload_failed(self, pnf_pkg_id):
211 pnf_pkg = PnfPackageModel.objects.filter(pnfPackageId=pnf_pkg_id)
212 pnf_pkg.update(onboardingState=PKG_STATUS.CREATED)
214 def parse_pnfd(self, csar_id, inputs):
217 pnf_pkg = PnfPackageModel.objects.filter(pnfPackageId=csar_id)
219 raise GenericparserException("PNF CSAR(%s) does not exist." % csar_id)
220 csar_path = pnf_pkg[0].localFilePath
221 ret = {"model": toscaparsers.parse_pnfd(csar_path, inputs)}
222 except GenericparserException as e:
223 return [1, e.message]
224 except Exception as e:
225 logger.error(e.message)
226 return [1, e.message]