1 # Copyright 2016-2017 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 rest_framework import status
23 from lcm.pub.database.models import DefPkgMappingModel, ServiceBaseInfoModel, InputParamMappingModel
24 from lcm.pub.database.models import NSInstModel, NfPackageModel, VNFFGInstModel, WFPlanModel
25 from lcm.pub.msapi.catalog import get_process_id, query_rawdata_from_catalog
26 from lcm.pub.msapi.catalog import get_servicetemplate_id, get_servicetemplate
27 from lcm.pub.msapi.wso2bpel import workflow_run
28 from lcm.pub.msapi.extsys import select_vnfm
29 from lcm.pub.utils.jobutil import JobUtil
30 from lcm.pub.utils import toscautil
31 from lcm.pub.utils.values import ignore_case_get
32 from lcm.pub.exceptions import NSLCMException
33 from lcm.pub.config.config import WORKFLOW_OPTION
34 from lcm.workflows import build_in
35 from lcm.pub.msapi import activiti
36 from lcm.pub.msapi import sdc_run_catalog
38 logger = logging.getLogger(__name__)
41 class InstantNSService(object):
42 def __init__(self, ns_inst_id, plan_content):
43 self.ns_inst_id = ns_inst_id
44 self.req_data = plan_content
48 job_id = JobUtil.create_job("NS", "NS_INST", self.ns_inst_id)
49 logger.debug('ns-instant(%s) workflow starting...' % self.ns_inst_id)
50 logger.debug('req_data=%s' % self.req_data)
51 ns_inst = NSInstModel.objects.get(id=self.ns_inst_id)
54 for key, val in self.req_data['additionalParamForNs'].items():
55 input_parameters.append({"key": key, "value": val})
58 if 'location' in self.req_data['additionalParamForNs']:
59 vim_id = self.req_data['additionalParamForNs']['location']
60 location_constraints = []
61 if 'locationConstraints' in self.req_data:
62 location_constraints = self.req_data['locationConstraints']
64 JobUtil.add_job_status(job_id, 5, 'Start query nsd(%s)' % ns_inst.nspackage_id)
66 if WORKFLOW_OPTION == "wso2":
67 src_plan = query_rawdata_from_catalog(ns_inst.nspackage_id, input_parameters)
68 dst_plan = toscautil.convert_nsd_model(src_plan["rawData"])
70 dst_plan = sdc_run_catalog.parse_nsd(ns_inst.nspackage_id, input_parameters)
71 logger.debug('tosca plan dest:%s' % dst_plan)
73 NSInstModel.objects.filter(id=self.ns_inst_id).update(nsd_model=dst_plan)
75 params_json = json.JSONEncoder().encode(self.req_data["additionalParamForNs"])
78 plan_dict = json.JSONDecoder().decode(dst_plan)
79 for vnf in ignore_case_get(plan_dict, "vnfs"):
80 vnfd_id = vnf['properties']['id']
81 vnfd = NfPackageModel.objects.get(vnfdid=vnfd_id)
82 vnfd_model = json.JSONDecoder().decode(vnfd.vnfdmodel)
83 vnfm_type = vnfd_model["metadata"].get("vnfmType", "ztevmanagerdriver")
84 vimid = self.get_vnf_vim_id(vim_id, location_constraints, vnfd_id)
85 vnfm_info = select_vnfm(vnfm_type=vnfm_type, vim_id=vimid)
87 "vnfProfileId": vnf["vnf_id"],
90 "vnfmInstanceId": vnfm_info["vnfmId"],
91 "vnfmType": vnfm_type,
97 self.set_vl_vim_id(vim_id, location_constraints, plan_dict)
98 dst_plan = json.JSONEncoder().encode(plan_dict)
99 logger.debug('tosca plan dest add vimid:%s' % dst_plan)
100 NSInstModel.objects.filter(id=self.ns_inst_id).update(nsd_model=dst_plan)
102 vnf_params_json = json.JSONEncoder().encode(params_vnf)
103 plan_input = {'jobId': job_id,
104 'nsInstanceId': self.req_data["nsInstanceId"],
105 'object_context': dst_plan,
106 'object_additionalParamForNs': params_json,
107 'object_additionalParamForVnf': vnf_params_json}
108 plan_input.update(**self.get_model_count(dst_plan))
109 plan_input["sdnControllerId"] = ignore_case_get(
110 self.req_data['additionalParamForNs'], "sdncontroller")
112 ServiceBaseInfoModel(service_id=self.ns_inst_id,
113 service_name=ns_inst.name,
115 description=ns_inst.description,
117 status=ns_inst.status,
119 create_time=int(time.time() * 1000)).save()
121 if WORKFLOW_OPTION == "wso2":
122 service_tpl = get_servicetemplate(ns_inst.nsd_id)
123 DefPkgMappingModel(service_id=self.ns_inst_id,
124 service_def_id=service_tpl['csarId'],
125 template_name=service_tpl['templateName'],
126 template_id=service_tpl['serviceTemplateId']).save()
131 for key, val in self.req_data['additionalParamForNs'].items():
132 InputParamMappingModel(service_id=self.ns_inst_id,
133 input_key=key, input_value=val).save()
135 for vnffg in ignore_case_get(plan_dict, "vnffgs"):
136 VNFFGInstModel(vnffgdid=vnffg["vnffg_id"],
137 vnffginstid=str(uuid.uuid4()),
138 nsinstid=self.ns_inst_id,
139 endpointnumber=0).save()
141 if WORKFLOW_OPTION == "wso2":
142 return self.start_wso2_workflow(job_id, ns_inst, plan_input)
143 elif WORKFLOW_OPTION == "activiti":
144 return self.start_activiti_workflow()
146 return self.start_buildin_workflow(job_id, plan_input)
148 except Exception as e:
149 logger.error(traceback.format_exc())
150 logger.error("ns-instant(%s) workflow error:%s" % (self.ns_inst_id, e.message))
151 JobUtil.add_job_status(job_id, 255, 'NS instantiation failed: %s' % e.message)
152 return dict(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
154 def start_wso2_workflow(self, job_id, ns_inst, plan_input):
155 servicetemplate_id = get_servicetemplate_id(ns_inst.nsd_id)
156 process_id = get_process_id('init', servicetemplate_id)
157 data = {"processId": process_id, "params": {"planInput": plan_input}}
158 logger.debug('ns-instant(%s) workflow data:%s' % (self.ns_inst_id, data))
160 ret = workflow_run(data)
161 logger.info("ns-instant(%s) workflow result:%s" % (self.ns_inst_id, ret))
162 JobUtil.add_job_status(job_id, 10, 'NS inst(%s) wso2 workflow started: %s' % (
163 self.ns_inst_id, ret.get('status')))
164 if ret.get('status') == 1:
165 return dict(data={'jobId': job_id}, status=status.HTTP_200_OK)
166 return dict(data={'error': ret['message']}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
168 def start_activiti_workflow(self, job_id, plan_input):
169 plans = WFPlanModel.objects.filter()
171 raise NSLCMException("No plan is found, you should deploy plan first!")
173 "processId": plans[0].process_id,
176 ret = activiti.exec_workflow(data)
177 logger.info("ns-instant(%s) workflow result:%s" % (self.ns_inst_id, ret))
178 JobUtil.add_job_status(job_id, 10, 'NS inst(%s) activiti workflow started: %s' % (
179 self.ns_inst_id, ret.get('status')))
180 if ret.get('status') == 1:
181 return dict(data={'jobId': job_id}, status=status.HTTP_200_OK)
182 return dict(data={'error': ret['message']}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
184 def start_buildin_workflow(self, job_id, plan_input):
185 JobUtil.add_job_status(job_id, 10, 'NS inst(%s) buildin workflow started.' %
187 build_in.run_ns_instantiate(plan_input)
188 return dict(data={'jobId': job_id}, status=status.HTTP_200_OK)
190 def get_vnf_vim_id(self, vim_id, location_constraints, vnfdid):
191 for location in location_constraints:
192 if "vnfProfileId" in location and vnfdid == location["vnfProfileId"]:
193 return location["locationConstraints"]["vimId"]
196 raise NSLCMException("No Vim info is found for vnf(%s)." % vnfdid)
198 def set_vl_vim_id(self, vim_id, location_constraints, plan_dict):
199 if "vls" not in plan_dict:
200 logger.debug("No vl is found in nsd.")
203 for vnf in ignore_case_get(plan_dict, "vnfs"):
204 if "dependencies" in vnf:
205 for depend in vnf["dependencies"]:
206 vl_vnf[depend["vl_id"]] = vnf['properties']['id']
208 for location in location_constraints:
209 if "vnfProfileId" in location:
210 vnfd_id = location["vnfProfileId"]
211 vnf_vim[vnfd_id] = location["locationConstraints"]["vimId"]
212 for vl in plan_dict["vls"]:
213 vnfdid = ignore_case_get(vl_vnf, vl["vl_id"])
214 vimid = ignore_case_get(vnf_vim, vnfdid)
218 raise NSLCMException("No Vim info for vl(%s) of vnf(%s)." % (vl["vl_id"], vnfdid))
219 if "location_info" not in vl["properties"]:
220 vl["properties"]["location_info"] = {}
221 vl["properties"]["location_info"]["vimid"] = vimid
224 def get_model_count(context):
225 data = json.JSONDecoder().decode(context)
226 vls = len(data.get('vls', []))
227 sfcs = len(data.get('fps', []))
228 vnfs = len(data.get('vnfs', []))
229 return {'vlCount': str(vls), 'sfcCount': str(sfcs), 'vnfCount': str(vnfs)}