Github user ran-z commented on a diff in the pull request:
https://github.com/apache/incubator-ariatosca/pull/97#discussion_r111967505
--- Diff: aria/core.py ---
@@ -0,0 +1,117 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+
+from . import exceptions
+from .parser.consumption import (
+ ConsumptionContext,
+ ConsumerChain,
+ Read,
+ Validate,
+ ServiceTemplate)
+from .parser.loading.location import UriLocation
+from .storage import exceptions as storage_exceptions
+
+
+class Core(object):
+
+ def __init__(self,
+ model_storage,
+ resource_storage,
+ plugin_manager):
+ self._model_storage = model_storage
+ self._resource_storage = resource_storage
+ self._plugin_manager = plugin_manager
+
+ @property
+ def model_storage(self):
+ return self._model_storage
+
+ @property
+ def resource_storage(self):
+ return self._resource_storage
+
+ @property
+ def plugin_manager(self):
+ return self._plugin_manager
+
+ def validate_service_template(self, service_template_path):
+ self._parse_service_template(service_template_path)
+
+ def create_service_template(self, service_template_path,
service_template_dir,
+ service_template_name):
+ context = self._parse_service_template(service_template_path)
+ service_template = context.modeling.template
+ service_template.name = service_template_name
+ self.model_storage.service_template.put(service_template)
+ self.resource_storage.service_template.upload(
+ entry_id=str(service_template.id), source=service_template_dir)
+
+ def delete_service_template(self, service_template_id):
+ service_template =
self.model_storage.service_template.get(service_template_id)
+ if service_template.services:
+ raise exceptions.DependentServicesError(
+ "Can't delete service template {0} - Service template has
existing services")
+
+ self.model_storage.service_template.delete(service_template)
+
self.resource_storage.service_template.delete(entry_id=str(service_template.id))
+
+ def create_service(self, service_template_id, inputs,
service_name=None):
+
+ service_template =
self.model_storage.service_template.get(service_template_id)
+
+ # creating an empty ConsumptionContext, initiating a threadlocal
context
+ ConsumptionContext()
+ with self.model_storage._all_api_kwargs['session'].no_autoflush:
+ service = service_template.instantiate(None, inputs)
+
+ # If the user didn't enter a name for this service, we'll want to
auto generate it.
+ # But how will we ensure a unique but simple name? We'll append
the services' unique id
+ # to the service_templates name. Since this service is not in the
storage yet, we'll put it
+ # there, and pull out its id.
+ self.model_storage.service.put(service)
+ service.name = service_name or
'{0}_{1}'.format(service_template.name, service.id)
--- End diff --
:+1:
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