genericparser/pub/utils/toscaparsers/vnfdmodel.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 functools
  16 import logging
  17 from genericparser.pub.config.config import VNFD_SCHEMA_VERSION_DEFAULT
  18 from genericparser.pub.utils.toscaparsers.basemodel import BaseInfoModel
  19 from genericparser.pub.utils.toscaparsers.vnfdparser import CreateVnfdSOLParser
  20 # from genericparser.pub.exceptions import CatalogException
  21
  22 logger = logging.getLogger(__name__)
  23
  24 NFV_VNF_RELATIONSHIPS = [["tosca.relationships.nfv.VirtualLinksTo", "tosca.relationships.nfv.VduAttachesTo", "tosca.relationships.nfv.AttachesTo", "tosca.relationships.nfv.Vdu.AttachedTo", "tosca.relationships.DependsOn"],
  25                          ["tosca.nodes.relationships.VirtualBindsTo", "tosca.relationships.nfv.VirtualBindsTo"]]
  26
  27
  28 class EtsiVnfdInfoModel(BaseInfoModel):
  29
  30     def __init__(self, path, params):
  31         self.vnf = {}
  32         super(EtsiVnfdInfoModel, self).__init__(path, params)
  33
  34     def parseModel(self, tosca):
  35         self.metadata = self.buildMetadata(tosca)
  36         self.inputs = self.buildInputs(tosca)
  37         nodeTemplates = map(functools.partial(self.buildNode, tosca=tosca), tosca.nodetemplates)
  38         self.basepath = self.get_base_path(tosca)
  39         node_types = tosca.topology_template.custom_defs
  40         sol_version = self.metadata.get("VNFD_SCHEMA_VERSION", VNFD_SCHEMA_VERSION_DEFAULT) if isinstance(self.metadata, dict) else VNFD_SCHEMA_VERSION_DEFAULT
  41         vnfd_sol_parser = CreateVnfdSOLParser(sol_version, self)
  42         self.vnf = vnfd_sol_parser.build_vnf(tosca)
  43         self.volume_storages = vnfd_sol_parser.get_all_volume_storage(nodeTemplates, node_types)
  44         self.vdus = vnfd_sol_parser.get_all_vdu(nodeTemplates, node_types)
  45         self.vls = vnfd_sol_parser.get_all_vl(nodeTemplates, node_types)
  46         self.cps = vnfd_sol_parser.get_all_cp(nodeTemplates, node_types)
  47         self.vnf_exposed = vnfd_sol_parser.get_all_endpoint_exposed()
  48         self.graph = self.get_deploy_graph(tosca, NFV_VNF_RELATIONSHIPS)