lcm/pub/utils/toscaparser/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
  17 from lcm.pub.utils.toscaparser import EtsiNsdInfoModel
  18
  19
  20 class EtsiVnfdInfoModel(EtsiNsdInfoModel):
  21
  22     def __init__(self, path, params):
  23         super(EtsiVnfdInfoModel, self).__init__(path, params)
  24
  25     def parseModel(self, tosca):
  26         self.buidMetadata(tosca)
  27         if hasattr(tosca, 'topology_template') and hasattr(tosca.topology_template, 'inputs'):
  28             self.inputs = self.buildInputs(tosca.topology_template.inputs)
  29
  30         nodeTemplates = map(functools.partial(self.buildNode, inputs=tosca.inputs, parsed_params=tosca.parsed_params),
  31                             tosca.nodetemplates)
  32
  33         self.services = self._get_all_services(nodeTemplates)
  34         self.vcloud = self._get_all_vcloud(nodeTemplates)
  35         self.vcenter = self._get_all_vcenter(nodeTemplates)
  36         self.image_files = self._get_all_image_file(nodeTemplates)
  37         self.local_storages = self._get_all_local_storage(nodeTemplates)
  38         self.volume_storages = self._get_all_volume_storage(nodeTemplates)
  39         self.vdus = self._get_all_vdu(nodeTemplates)
  40         self.vls = self.get_all_vl(nodeTemplates)
  41         self.cps = self.get_all_cp(nodeTemplates)
  42         self.plugins = self.get_all_plugin(nodeTemplates)
  43         self.routers = self.get_all_router(nodeTemplates)
  44         self.server_groups = self.get_all_server_group(tosca.topology_template.groups)
  45         self.element_groups = self._get_all_element_group(tosca.topology_template.groups)
  46         self.policies = self._get_policies(tosca.topology_template.policies)
  47         self.vnf_exposed = self.get_all_endpoint_exposed(tosca.topology_template)
  48         self.vnf_flavours = self.get_all_flavour(tosca.topology_template.groups)
  49
  50
  51     def _get_all_services(self, nodeTemplates):
  52         ret = []
  53         for node in nodeTemplates:
  54             if self.isService(node):
  55                 service = {}
  56                 service['serviceId'] = node['name']
  57                 if 'description' in node:
  58                     service['description'] = node['description']
  59                 service['properties'] = node['properties']
  60                 service['dependencies'] = map(lambda x: self.get_requirement_node_name(x),
  61                                               self.getNodeDependencys(node))
  62                 service['networks'] = map(lambda x: self.get_requirement_node_name(x), self.getVirtualLinks(node))
  63
  64                 ret.append(service)
  65         return ret
  66
  67     def _get_all_vcloud(self, nodeTemplates):
  68         rets = []
  69         for node in nodeTemplates:
  70             if self._isVcloud(node):
  71                 ret = {}
  72                 if 'vdc_name' in node['properties']:
  73                     ret['vdc_name'] = node['properties']['vdc_name']
  74                 else:
  75                     ret['vdc_name'] = ""
  76                 if 'storage_clusters' in node['properties']:
  77                     ret['storage_clusters'] = node['properties']['storage_clusters']
  78                 else:
  79                     ret['storage_clusters'] = []
  80
  81                 rets.append(ret)
  82         return rets
  83
  84     def _isVcloud(self, node):
  85         return node['nodeType'].upper().find('.VCLOUD.') >= 0 or node['nodeType'].upper().endswith('.VCLOUD')
  86
  87     def _get_all_vcenter(self, nodeTemplates):
  88         rets = []
  89         for node in nodeTemplates:
  90             if self._isVcenter(node):
  91                 ret = {}
  92                 if 'compute_clusters' in node['properties']:
  93                     ret['compute_clusters'] = node['properties']['compute_clusters']
  94                 else:
  95                     ret['compute_clusters'] = []
  96                 if 'storage_clusters' in node['properties']:
  97                     ret['storage_clusters'] = node['properties']['storage_clusters']
  98                 else:
  99                     ret['storage_clusters'] = []
 100                 if 'network_clusters' in node['properties']:
 101                     ret['network_clusters'] = node['properties']['network_clusters']
 102                 else:
 103                     ret['network_clusters'] = []
 104
 105                 rets.append(ret)
 106         return rets
 107
 108     def _isVcenter(self, node):
 109         return node['nodeType'].upper().find('.VCENTER.') >= 0 or node['nodeType'].upper().endswith('.VCENTER')
 110
 111     def _get_all_image_file(self, nodeTemplates):
 112         rets = []
 113         for node in nodeTemplates:
 114             if self._isImageFile(node):
 115                 ret = {}
 116                 ret['image_file_id'] = node['name']
 117                 if 'description' in node:
 118                     ret['description'] = node['description']
 119                 ret['properties'] = node['properties']
 120
 121                 rets.append(ret)
 122         return rets
 123
 124     def _isImageFile(self, node):
 125         return node['nodeType'].upper().find('.IMAGEFILE.') >= 0 or node['nodeType'].upper().endswith('.IMAGEFILE')
 126
 127     def _get_all_local_storage(self, nodeTemplates):
 128         rets = []
 129         for node in nodeTemplates:
 130             if self._isLocalStorage(node):
 131                 ret = {}
 132                 ret['local_storage_id'] = node['name']
 133                 if 'description' in node:
 134                     ret['description'] = node['description']
 135                 ret['properties'] = node['properties']
 136
 137                 rets.append(ret)
 138         return rets
 139
 140     def _isLocalStorage(self, node):
 141         return node['nodeType'].upper().find('.LOCALSTORAGE.') >= 0 or node['nodeType'].upper().endswith(
 142             '.LOCALSTORAGE')
 143
 144     def _get_all_volume_storage(self, nodeTemplates):
 145         rets = []
 146         for node in nodeTemplates:
 147             if self._isVolumeStorage(node):
 148                 ret = {}
 149                 ret['volume_storage_id'] = node['name']
 150                 if 'description' in node:
 151                     ret['description'] = node['description']
 152                 ret['properties'] = node['properties']
 153                 ret['image_file'] = map(lambda x: self.get_requirement_node_name(x),
 154                                         self.getRequirementByName(node, 'image_file'))
 155
 156                 rets.append(ret)
 157         return rets
 158
 159     def _isVolumeStorage(self, node):
 160         return node['nodeType'].upper().find('.VOLUMESTORAGE.') >= 0 or node['nodeType'].upper().endswith(
 161             '.VOLUMESTORAGE')
 162
 163     def _get_all_vdu(self, nodeTemplates):
 164         rets = []
 165         for node in nodeTemplates:
 166             if self.isVdu(node):
 167                 ret = {}
 168                 ret['vdu_id'] = node['name']
 169                 if 'description' in node:
 170                     ret['description'] = node['description']
 171                 ret['properties'] = node['properties']
 172                 ret['image_file'] = self.get_node_image_file(node)
 173                 local_storages = self.getRequirementByName(node, 'local_storage')
 174                 ret['local_storages'] = map(lambda x: self.get_requirement_node_name(x), local_storages)
 175                 volume_storages = self.getRequirementByName(node, 'volume_storage')
 176                 ret['volume_storages'] = map(functools.partial(self._trans_volume_storage), volume_storages)
 177                 ret['dependencies'] = map(lambda x: self.get_requirement_node_name(x), self.getNodeDependencys(node))
 178
 179                 nfv_compute = self.getCapabilityByName(node, 'nfv_compute')
 180                 if nfv_compute != None and 'properties' in nfv_compute:
 181                     ret['nfv_compute'] = nfv_compute['properties']
 182
 183                 ret['vls'] = self.get_linked_vl_ids(node, nodeTemplates)
 184
 185                 scalable = self.getCapabilityByName(node, 'scalable')
 186                 if scalable != None and 'properties' in scalable:
 187                     ret['scalable'] = scalable['properties']
 188
 189                 ret['cps'] = self.getVirtalBindingCpIds(node, nodeTemplates)
 190                 ret['artifacts'] = self._build_artifacts(node)
 191
 192                 rets.append(ret)
 193         return rets
 194
 195     def get_node_image_file(self, node):
 196         rets = map(lambda x: self.get_requirement_node_name(x), self.getRequirementByName(node, 'guest_os'))
 197         if len(rets) > 0:
 198             return rets[0]
 199         return ""
 200
 201     def _trans_volume_storage(self, volume_storage):
 202         if isinstance(volume_storage, str):
 203             return {"volume_storage_id": volume_storage}
 204         else:
 205             ret = {}
 206             ret['volume_storage_id'] = self.get_requirement_node_name(volume_storage)
 207             if 'relationship' in volume_storage and 'properties' in volume_storage['relationship']:
 208                 if 'location' in volume_storage['relationship']['properties']:
 209                     ret['location'] = volume_storage['relationship']['properties']['location']
 210                 if 'device' in volume_storage['relationship']['properties']:
 211                     ret['device'] = volume_storage['relationship']['properties']['device']
 212
 213             return ret
 214
 215     def get_linked_vl_ids(self, node, node_templates):
 216         vl_ids = []
 217         cps = self.getVirtalBindingCps(node, node_templates)
 218         for cp in cps:
 219             vl_reqs = self.getVirtualLinks(cp)
 220             for vl_req in vl_reqs:
 221                 vl_ids.append(self.get_requirement_node_name(vl_req))
 222         return vl_ids
 223
 224     def _build_artifacts(self, node):
 225         rets = []
 226         if 'artifacts' in node and len(node['artifacts']) > 0:
 227             artifacts = node['artifacts']
 228             for name, value in artifacts.items():
 229                 ret = {}
 230                 if isinstance(value, dict):
 231                     ret['artifact_name'] = name
 232                     ret['type'] = value.get('type', '')
 233                     ret['file'] = value.get('file', '')
 234                     ret['repository'] = value.get('repository', '')
 235                     ret['deploy_path'] = value.get('deploy_path', '')
 236                 else:
 237                     ret['artifact_name'] = name
 238                     ret['type'] = ''
 239                     ret['file'] = value
 240                     ret['repository'] = ''
 241                     ret['deploy_path'] = ''
 242                 rets.append(ret)
 243         return rets
 244
 245     def get_all_cp(self, nodeTemplates):
 246         cps = []
 247         for node in nodeTemplates:
 248             if self.isCp(node):
 249                 cp = {}
 250                 cp['cp_id'] = node['name']
 251                 cp['cpd_id'] = node['name']
 252                 cp['description'] = node['description']
 253                 cp['properties'] = node['properties']
 254                 cp['vl_id'] = self.get_node_vl_id(node)
 255                 cp['vdu_id'] = self.get_node_vdu_id(node)
 256                 vls = self.buil_cp_vls(node)
 257                 if len(vls) > 1:
 258                     cp['vls'] = vls
 259                 cps.append(cp)
 260         return cps
 261
 262     def get_all_plugin(self, node_templates):
 263         plugins = []
 264         for node in node_templates:
 265             if self._isPlugin(node):
 266                 plugin = {}
 267                 plugin['plugin_id'] = node['name']
 268                 plugin['description'] = node['description']
 269                 plugin['properties'] = node['properties']
 270                 if 'interfaces' in node:
 271                     plugin['interfaces'] = node['interfaces']
 272
 273                 plugins.append(plugin)
 274         return plugins
 275
 276     def _isPlugin(self, node):
 277         return node['nodeType'].lower().find('.plugin.') >= 0 or node['nodeType'].lower().endswith('.plugin')
 278
 279     def _get_all_element_group(self, groups):
 280         rets = []
 281         for group in groups:
 282             if self._isVnfdElementGroup(group):
 283                 ret = {}
 284                 ret['group_id'] = group.name
 285                 ret['description'] = group.description
 286                 if 'properties' in group.tpl:
 287                     ret['properties'] = group.tpl['properties']
 288                 ret['members'] = group.members
 289                 rets.append(ret)
 290         return rets
 291
 292     def _isVnfdElementGroup(self, group):
 293         return group.type.upper().find('.VNFDELEMENTGROUP.') >= 0 or group.type.upper().endswith('.VNFDELEMENTGROUP')
 294
 295     def _get_policies(self, top_policies):
 296         policies = []
 297         scaling_policies = self.get_scaling_policies(top_policies)
 298         healing_policies = self.get_healing_policies(top_policies)
 299         policies.append({"scaling":scaling_policies, 'healing':healing_policies})
 300         return policies
 301
 302     def get_healing_policies(self, top_policies):
 303         return self.get_policies_by_keyword(top_policies,'.HEALING')