src/tashi/clustermanager/data/datainterface.py

# 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.    

class DataInterface(object):
	"""Interface for a functional data access mechanism"""
	def __init__(self, config):
		if (self.__class__ is DataInterface):
			raise NotImplementedError
		self.config = config
	
	def registerInstance(self, instance):
		raise NotImplementedError
	
	def acquireInstance(self, instanceId):
		raise NotImplementedError
	
	def releaseInstance(self, instance):
		raise NotImplementedError
	
	def removeInstance(self, instance):
		raise NotImplementedError
	
	def acquireHost(self, hostId):
		raise NotImplementedError
	
	def releaseHost(self, host):
		raise NotImplementedError
	
	def getHosts(self):
		raise NotImplementedError
	
	def getHost(self, id):
		raise NotImplementedError
	
	def getInstances(self):
		raise NotImplementedError
	
	def getInstance(self, id):
		raise NotImplementedError
	
	def getNetworks(self):
		raise NotImplementedError
	
	def getNetwork(self, id):
		raise NotImplementedError
	
	def getUsers(self):
		raise NotImplementedError
	
	def getUser(self, id):
		raise NotImplementedError

	def registerHost(self, hostname, memory, cores, version):
		raise NotImplementedError
	
	def unregisterHost(self, hostId):
		raise NotImplementedError