3 from lcm.pub.utils.toscaparser.basemodel import BaseInfoModel
6 class EtsiNsdInfoModel(BaseInfoModel):
8 def __init__(self, path, params):
9 tosca = self.buildToscaTemplate(path, params)
10 self.parseModel(tosca)
12 def parseModel(self, tosca):
13 self.buidMetadata(tosca)
14 if hasattr(tosca, 'topology_template') and hasattr(tosca.topology_template, 'inputs'):
15 self.inputs = self.buildInputs(tosca.topology_template.inputs)
17 nodeTemplates = map(functools.partial(self.buildNode, inputs=tosca.inputs, parsed_params=tosca.parsed_params),
20 self.vnfs = self._get_all_vnf(nodeTemplates)
21 self.pnfs = self._get_all_pnf(nodeTemplates)
22 self.vls = self.get_all_vl(nodeTemplates)
23 self.cps = self.get_all_cp(nodeTemplates)
24 self.routers = self.get_all_router(nodeTemplates)
25 self.fps = self._get_all_fp(nodeTemplates)
26 self.vnffgs = self._get_all_vnffg(tosca.topology_template.groups)
27 self.server_groups = self.get_all_server_group(tosca.topology_template.groups)
28 self.ns_exposed = self.get_all_endpoint_exposed(tosca.topology_template)
29 self.policies = self._get_policies_scaling(tosca.topology_template.policies)
32 def buildInputs(self, top_inputs):
34 for tmpinput in top_inputs:
36 tmp['type'] = tmpinput.type
37 tmp['description'] = tmpinput.description
38 tmp['default'] = tmpinput.default
40 ret[tmpinput.name] = tmp
43 def buildNode(self, nodeTemplate, inputs, parsed_params):
45 ret['name'] = nodeTemplate.name
46 ret['nodeType'] = nodeTemplate.type
47 if 'description' in nodeTemplate.entity_tpl:
48 ret['description'] = nodeTemplate.entity_tpl['description']
50 ret['description'] = ''
51 props = self.buildProperties(nodeTemplate, parsed_params)
52 ret['properties'] = self.verify_properties(props, inputs, parsed_params)
53 ret['requirements'] = self.build_requirements(nodeTemplate)
54 self.buildCapabilities(nodeTemplate, inputs, ret)
55 self.buildArtifacts(nodeTemplate, inputs, ret)
56 interfaces = self.build_interfaces(nodeTemplate)
57 if interfaces: ret['interfaces'] = interfaces
60 def _get_all_vnf(self, nodeTemplates):
62 for node in nodeTemplates:
65 vnf['vnf_id'] = node['name']
66 vnf['description'] = node['description']
67 vnf['properties'] = node['properties']
68 vnf['dependencies'] = map(lambda x: self.get_requirement_node_name(x), self.getNodeDependencys(node))
69 vnf['networks'] = self.get_networks(node)
74 def _get_all_pnf(self, nodeTemplates):
76 for node in nodeTemplates:
79 pnf['pnf_id'] = node['name']
80 pnf['description'] = node['description']
81 pnf['properties'] = node['properties']
82 pnf['cps'] = self.getVirtalBindingCpIds(node, nodeTemplates)
87 def getVirtalBindingCpIds(self, node, nodeTemplates):
88 return map(lambda x: x['name'], self.getVirtalBindingCps(node, nodeTemplates))
90 def getVirtalBindingCps(self, node, nodeTemplates):
92 for tmpnode in nodeTemplates:
93 if 'requirements' in tmpnode:
94 for item in tmpnode['requirements']:
95 for key, value in item.items():
96 if key.upper().startswith('VIRTUALBINDING'):
97 req_node_name = self.get_requirement_node_name(value)
98 if req_node_name != None and req_node_name == node['name']:
102 def get_all_vl(self, nodeTemplates):
104 for node in nodeTemplates:
107 vl['vl_id'] = node['name']
108 vl['description'] = node['description']
109 vl['properties'] = node['properties']
110 vl['route_external'] = False
111 vl['route_id'] = self._get_vl_route_id(node)
113 if self._isExternalVL(node):
115 vl['vl_id'] = node['name']
116 vl['description'] = node['description']
117 vl['properties'] = node['properties']
118 vl['route_external'] = True
122 def _get_vl_route_id(self, node):
123 route_ids = map(lambda x: self.get_requirement_node_name(x),
124 self.getRequirementByName(node, 'virtual_route'))
125 if len(route_ids) > 0:
129 def _isExternalVL(self, node):
130 return node['nodeType'].upper().find('.ROUTEEXTERNALVL') >= 0
132 def get_all_cp(self, nodeTemplates):
134 for node in nodeTemplates:
137 cp['cp_id'] = node['name']
138 cp['cpd_id'] = node['name']
139 cp['description'] = node['description']
140 cp['properties'] = node['properties']
141 cp['vl_id'] = self.get_node_vl_id(node)
142 binding_node_ids = map(lambda x: self.get_requirement_node_name(x), self.getVirtualbindings(node))
143 # cp['vnf_id'] = self._filter_vnf_id(binding_node_ids, nodeTemplates)
144 cp['pnf_id'] = self._filter_pnf_id(binding_node_ids, nodeTemplates)
145 vls = self.buil_cp_vls(node)
151 def buil_cp_vls(self, node):
152 return map(lambda x: self._build_cp_vl(x), self.getVirtualLinks(node))
154 def _build_cp_vl(self, req):
156 cp_vl['vl_id'] = self.get_prop_from_obj(req, 'node')
157 relationship = self.get_prop_from_obj(req, 'relationship')
158 if relationship != None:
159 properties = self.get_prop_from_obj(relationship, 'properties')
160 if properties != None and isinstance(properties, dict):
161 for key, value in properties.items():
165 def _filter_pnf_id(self, node_ids, node_templates):
166 for node_id in node_ids:
167 node = self.get_node_by_name(node_templates, node_id)
172 def get_all_router(self, nodeTemplates):
174 for node in nodeTemplates:
175 if self._isRouter(node):
177 ret['router_id'] = node['name']
178 ret['description'] = node['description']
179 ret['properties'] = node['properties']
180 ret['external_vl_id'] = self._get_router_external_vl_id(node)
181 ret['external_ip_addresses'] = self._get_external_ip_addresses(node)
186 def _isRouter(self, node):
187 return node['nodeType'].upper().find('.ROUTER.') >= 0 or node['nodeType'].upper().endswith('.ROUTER')
189 def _get_router_external_vl(self, node):
190 return self.getRequirementByName(node, 'external_virtual_link')
192 def _get_router_external_vl_id(self, node):
193 ids = map(lambda x: self.get_requirement_node_name(x), self._get_router_external_vl(node))
198 def _get_external_ip_addresses(self, node):
199 external_vls = self._get_router_external_vl(node)
200 if len(external_vls) > 0:
201 if 'relationship' in external_vls[0] and 'properties' in external_vls[0]['relationship'] and 'router_ip_address' in external_vls[0]['relationship']['properties']:
202 return external_vls[0]['relationship']['properties']['router_ip_address']
205 def _get_all_fp(self, nodeTemplates):
207 for node in nodeTemplates:
210 fp['fp_id'] = node['name']
211 fp['description'] = node['description']
212 fp['properties'] = node['properties']
213 fp['forwarder_list'] = self._getForwarderList(node, nodeTemplates)
218 def _isFp(self, node):
219 return node['nodeType'].upper().find('.FP.') >= 0 or node['nodeType'].upper().find('.SFP.') >= 0 or node[
220 'nodeType'].upper().endswith('.FP') or node['nodeType'].upper().endswith('.SFP')
222 def _getForwarderList(self, node, node_templates):
224 if 'requirements' in node:
225 for item in node['requirements']:
226 for key, value in item.items():
227 if key == 'forwarder':
228 tmpnode = self.get_node_by_req(node_templates, value)
229 type = 'cp' if self.isCp(tmpnode) else 'vnf'
230 req_node_name = self.get_requirement_node_name(value)
231 if isinstance(value, dict) and 'capability' in value:
232 forwarderList.append(
233 {"type": type, "node_name": req_node_name, "capability": value['capability']})
235 forwarderList.append({"type": type, "node_name": req_node_name, "capability": ""})
239 def get_node_by_req(self, node_templates, req):
240 req_node_name = self.get_requirement_node_name(req)
241 return self.get_node_by_name(node_templates, req_node_name)
243 def _get_all_vnffg(self, groups):
246 if self._isVnffg(group):
248 vnffg['vnffg_id'] = group.name
249 vnffg['description'] = group.description
250 if 'properties' in group.tpl:
251 vnffg['properties'] = group.tpl['properties']
252 vnffg['members'] = group.members
257 def _isVnffg(self, group):
258 return group.type.upper().find('.VNFFG.') >= 0 or group.type.upper().find(
259 '.SFC.') >= 0 or group.type.upper().endswith('.VNFFG') or group.type.upper().endswith('.SFC')
261 def get_all_server_group(self, groups):
264 if self._isServerGroup(group):
266 ret['group_id'] = group.name
267 ret['description'] = group.description
268 if 'properties' in group.tpl:
269 ret['properties'] = group.tpl['properties']
270 ret['members'] = group.members
275 def _isServerGroup(self, group):
276 return group.type.upper().find('.AFFINITYORANTIAFFINITYGROUP.') >= 0 or group.type.upper().endswith(
277 '.AFFINITYORANTIAFFINITYGROUP')
279 def get_all_endpoint_exposed(self, topo_tpl):
280 if 'substitution_mappings' in topo_tpl.tpl:
281 external_cps = self._get_external_cps(topo_tpl.tpl['substitution_mappings'])
282 forward_cps = self._get_forward_cps(topo_tpl.tpl['substitution_mappings'])
283 return {"external_cps": external_cps, "forward_cps": forward_cps}
286 def _get_external_cps(self, subs_mappings):
288 if 'requirements' in subs_mappings:
289 for key, value in subs_mappings['requirements'].items():
290 if isinstance(value, list) and len(value) > 0:
291 external_cps.append({"key_name": key, "cpd_id": value[0]})
293 external_cps.append({"key_name": key, "cpd_id": value})
296 def _get_forward_cps(self, subs_mappings):
298 if 'capabilities' in subs_mappings:
299 for key, value in subs_mappings['capabilities'].items():
300 if isinstance(value, list) and len(value) > 0:
301 forward_cps.append({"key_name": key, "cpd_id": value[0]})
303 forward_cps.append({"key_name": key, "cpd_id": value})
306 def _get_policies_scaling(self, top_policies):
307 policies_scaling = []
308 scaling_policies = self.get_scaling_policies(top_policies)
309 if len(scaling_policies) > 0:
310 policies_scaling.append({"scaling": scaling_policies})
311 return policies_scaling
313 def get_policies_by_keyword(self, top_policies, keyword):
315 for policy in top_policies:
316 if policy.type.upper().find(keyword) >= 0:
318 tmp['policy_id'] = policy.name
319 tmp['description'] = policy.description
320 if 'properties' in policy.entity_tpl:
321 tmp['properties'] = policy.entity_tpl['properties']
322 tmp['targets'] = policy.targets
327 def get_scaling_policies(self, top_policies):
328 return self.get_policies_by_keyword(top_policies, '.SCALING')