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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 logging
import traceback
import uuid
from lcm.pub.database.models import NfInstModel
from lcm.pub.exceptions import NFLCMException
from lcm.pub.msapi.sdc_run_catalog import query_vnfpackage_by_id
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.csar_id = self.vnfd_id
def do_biz(self):
self.nf_inst_id = str(uuid.uuid4())
try:
self.check_valid()
self.save_db()
except NFLCMException as e:
logger.debug('Create VNF instance[%s]: %s', self.nf_inst_id, e.message)
raise NFLCMException(e.message)
except Exception as e:
logger.error(e.message)
logger.error(traceback.format_exc())
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))
resp = {
'id': vnf_inst.nfinstid,
'vnfInstanceName': vnf_inst.nf_name,
'vnfInstanceDescription': 'Human-readable description of the VNF instance.',
'vnfdId': vnf_inst.vnfdid,
'vnfProvider': vnf_inst.vendor,
'vnfProductName': vnf_inst.nf_name,
'vnfSoftwareVersion': vnf_inst.vnfSoftwareVersion,
'vnfdVersion': vnf_inst.version,
'vnfPkgId': vnf_inst.package_id,
'vnfConfigurableProperties': {}
}
return resp
def check_valid(self):
logger.debug("CreateVnf--check_valid::> %s" % self.data)
is_exist = NfInstModel.objects.filter(nf_name=self.vnf_instance_mame).exists()
logger.debug("check_valid::is_exist=%s" % is_exist)
if is_exist:
raise NFLCMException('VNF is already exist.')
self.vnfdModel = query_vnfpackage_by_id(self.csar_id)
def save_db(self):
metadata = ignore_case_get(self.vnfdModel, "metadata")
version = ignore_case_get(metadata, "vnfdVersion")
vendor = ignore_case_get(metadata, "vendor")
netype = ignore_case_get(metadata, "type")
vnfsoftwareversion = ignore_case_get(metadata, "version")
NfInstModel.objects.create(nfinstid=self.nf_inst_id,
nf_name=self.vnf_instance_mame,
package_id=self.csar_id,
version=version,
vendor=vendor,
netype=netype,
vnfd_model=self.vnfdModel,
status='NOT_INSTANTIATED',
nf_desc=self.description,
vnfdid=self.vnfd_id,
vnfSoftwareVersion=vnfsoftwareversion,
create_time=now_time())
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