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# Copyright 2017 ZTE Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import logging
import uuid
from lcm.pub.config.config import REPORT_TO_AAI
from lcm.pub.database.models import NfInstModel
from lcm.pub.exceptions import NFLCMException
from lcm.pub.msapi.aai import create_vnf_aai
from lcm.pub.msapi.catalog import query_rawdata_from_catalog
from lcm.pub.msapi.gvnfmdriver import get_packageinfo_by_vnfdid
from lcm.pub.utils import toscautil
from lcm.pub.utils.timeutil import now_time
from lcm.pub.utils.values import ignore_case_get
logger = logging.getLogger(__name__)
class CreateVnf:
def __init__(self, data):
self.data = data
self.vnfd_id = ignore_case_get(self.data, "vnfdId")
self.vnf_instance_mame = ignore_case_get(self.data, "vnfInstanceName")
self.description = ignore_case_get(self.data, "vnfInstanceDescription")
self.vnfd = None
self.package_info = ''
self.package_id = ''
self.csar_id = ''
def do_biz(self):
self.nf_inst_id = str(uuid.uuid4())
try:
self.check_vnf_name_valid()
self.get_vnfd_info()
self.save_info_to_db()
if REPORT_TO_AAI:
self.create_vnf_in_aai()
except NFLCMException as e:
logger.debug('Create VNF instance[%s] to AAI failed' % self.nf_inst_id)
except:
NfInstModel.objects.create(nfinstid=self.nf_inst_id,
nf_name=self.vnf_instance_mame,
package_id='',
version='',
vendor='',
netype='',
vnfd_model='',
status='NOT_INSTANTIATED',
nf_desc=self.description,
vnfdid=self.vnfd_id,
vnfSoftwareVersion='',
create_time=now_time())
vnf_inst = NfInstModel.objects.get(nfinstid=self.nf_inst_id)
logger.debug('id is [%s],name is [%s],vnfd_id is [%s],vnfd_model is [%s],'
'description is [%s],create_time is [%s]' %
(vnf_inst.nfinstid, vnf_inst.nf_name, vnf_inst.vnfdid,
vnf_inst.vnfd_model, vnf_inst.nf_desc, vnf_inst.create_time))
return self.nf_inst_id
def check_vnf_name_valid(self):
logger.debug("CreateVnfIdentifier--CreateVnf::> %s" % self.data)
is_exist = NfInstModel.objects.filter(nf_name=self.vnf_instance_mame).exists()
logger.debug("check_inst_name_exist::is_exist=%s" % is_exist)
if is_exist:
raise NFLCMException('VNF is already exist.')
def get_vnfd_info(self):
self.nf_inst_id = str(uuid.uuid4())
self.package_info = get_packageinfo_by_vnfdid(self.vnfd_id)
for val in ignore_case_get(self.package_info, "csars"):
if self.vnfd_id == ignore_case_get(val, "vnfdId"):
self.package_id = ignore_case_get(val, "csarId")
break
raw_data = query_rawdata_from_catalog(self.package_id)
self.vnfd = toscautil.convert_vnfd_model(raw_data["rawData"]) # convert to inner json
self.vnfd = json.JSONDecoder().decode(self.vnfd)
def save_info_to_db(self):
metadata = ignore_case_get(self.vnfd, "metadata")
version = ignore_case_get(metadata, "vnfd_version")
vendor = ignore_case_get(metadata, "vendor")
netype = ignore_case_get(metadata, "vnf_type")
vnfsoftwareversion = ignore_case_get(metadata, "version")
vnfd_model = self.vnfd
NfInstModel.objects.create(nfinstid=self.nf_inst_id,
nf_name=self.vnf_instance_mame,
package_id=self.package_id,
version=version,
vendor=vendor,
netype=netype,
vnfd_model=vnfd_model,
status='NOT_INSTANTIATED',
nf_desc=self.description,
vnfdid=self.vnfd_id,
vnfSoftwareVersion=vnfsoftwareversion,
create_time=now_time())
def create_vnf_in_aai(self):
logger.debug("CreateVnf::create_vnf_in_aai::report vnf instance[%s] to aai." % self.nf_inst_id)
data = {
"vnf-id": self.nf_inst_id,
"vnf-name": self.vnf_instance_mame,
"vnf-type": "INFRA",
"in-maint": True,
"is-closed-loop-disabled": False
}
resp_data, resp_status = create_vnf_aai(self.nf_inst_id, data)
if resp_data:
logger.debug("Fail to create vnf instance[%s] to aai, resp_status: [%s]." % (self.nf_inst_id, resp_status))
else:
logger.debug("Success to create vnf instance[%s] to aai, resp_status: [%s]." % (self.nf_inst_id, resp_status))
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