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#!/usr/bin/python
#
# Copyright © 2018-2019 AT&T Intellectual Property.
#
# 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
from google.protobuf.json_format import MessageToJson
from proto import BluePrintProcessing_pb2_grpc as BluePrintProcessing_pb2_grpc
from .script_executor_configuration import ScriptExecutorConfiguration
from .executor_utils import instance_for_input
class AbstractScriptFunction:
def set_context(self, context):
self.context = context
def process(self, request):
pass
def recover(self, runtime_exception, execution_request):
pass
class BluePrintProcessingServer(BluePrintProcessing_pb2_grpc.BluePrintProcessingServiceServicer):
def __init__(self, configuration: ScriptExecutorConfiguration):
self.logger = logging.getLogger(self.__class__.__name__)
self.configuration = configuration
def process(self, request_iterator, context):
for request in request_iterator:
jsonObj = MessageToJson(request.payload)
self.logger.info(jsonObj)
# Get the Dynamic Process Instance based on request
instance: AbstractScriptFunction = instance_for_input(self.configuration, request)
instance.set_context(context)
yield from instance.process(request)
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