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# Copyright 2019 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 datetime
import uuid
from lcm.pub.database.models import NSLcmOpOccModel
from lcm.pub.utils.values import update_value
logger = logging.getLogger(__name__)
class NsLcmOpOcc(object):
@staticmethod
def create(nsInstanceId, lcmOperationType, operationState, isAutomaticInvocation, operationParams):
logger.debug("lcm_op_occ(%s,%s,%s,%s,%s) create begin." % (nsInstanceId, lcmOperationType, operationState, isAutomaticInvocation, operationParams))
cur_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
lcm_op_occ = NSLcmOpOccModel.objects.create(
id=str(uuid.uuid4()),
operation_state=operationState,
state_entered_time=cur_time,
start_time=cur_time,
ns_instance_id=nsInstanceId,
operation=lcmOperationType,
is_automatic_invocation=isAutomaticInvocation,
operation_params=operationParams,
is_cancel_pending=False
)
logger.debug("lcm_op_occ(%s) create successfully." % lcm_op_occ.id)
return lcm_op_occ.id
@staticmethod
def update(occ_id, operationState=None, isCancelPending=None, cancelMode=None, error=None, resourceChanges=None):
lcm_op_occ = NSLcmOpOccModel.objects.get(id=occ_id)
if operationState:
lcm_op_occ.operation_state = operationState
lcm_op_occ.state_entered_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
if isCancelPending:
lcm_op_occ.is_cancel_pending = isCancelPending
if cancelMode:
lcm_op_occ.cancel_mode = cancelMode
if error:
lcm_op_occ.error = error
if resourceChanges:
lcm_op_occ.resource_changes = update_value(lcm_op_occ.resourceChanges if lcm_op_occ.resourceChanges else {}, resourceChanges)
lcm_op_occ.save()
logger.debug("lcm_op_occ(%s) update successfully." % lcm_op_occ.id)
return lcm_op_occ.id
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