106 lines
4.0 KiB
Python
106 lines
4.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2012 NEC Corporation. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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# @author: Ryota MIBU
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# @author: Akihiro MOTOKI
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import abc
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import six
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@six.add_metaclass(abc.ABCMeta)
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class OFCDriverBase(object):
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"""OpenFlow Controller (OFC) Driver Specification.
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OFCDriverBase defines the minimum set of methods required by this plugin.
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It would be better that other methods like update_* are implemented.
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"""
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@abc.abstractmethod
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def create_tenant(self, description, tenant_id=None):
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"""Create a new tenant at OpenFlow Controller.
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:param description: A description of this tenant.
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:param tenant_id: A hint of OFC tenant ID.
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A driver could use this id as a OFC id or ignore it.
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:returns: ID of the tenant created at OpenFlow Controller.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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@abc.abstractmethod
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def delete_tenant(self, ofc_tenant_id):
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"""Delete a tenant at OpenFlow Controller.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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@abc.abstractmethod
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def create_network(self, ofc_tenant_id, description, network_id=None):
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"""Create a new network on specified OFC tenant at OpenFlow Controller.
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:param ofc_tenant_id: a OFC tenant ID in which a new network belongs.
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:param description: A description of this network.
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:param network_id: A hint of an ID of OFC network.
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:returns: ID of the network created at OpenFlow Controller.
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ID returned must be unique in the OpenFlow Controller.
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If a network is identified in conjunction with other information
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such as a tenant ID, such information should be included in the ID.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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@abc.abstractmethod
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def delete_network(self, ofc_network_id):
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"""Delete a netwrok at OpenFlow Controller.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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@abc.abstractmethod
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def create_port(self, ofc_network_id, portinfo,
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port_id=None, filters=None):
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"""Create a new port on specified network at OFC.
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:param ofc_network_id: a OFC tenant ID in which a new port belongs.
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:param portinfo: An OpenFlow information of this port.
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{'datapath_id': Switch ID that a port connected.
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'port_no': Port Number that a port connected on a Swtich.
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'vlan_id': VLAN ID that a port tagging.
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'mac': Mac address.
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}
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:param port_id: A hint of an ID of OFC port.
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ID returned must be unique in the OpenFlow Controller.
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If a port is identified in combination with a network or
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a tenant, such information should be included in the ID.
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:param filters: A list of packet filter associated with the port.
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Each element is a tuple (neutron ID, OFC ID)
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:returns: ID of the port created at OpenFlow Controller.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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@abc.abstractmethod
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def delete_port(self, ofc_port_id):
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"""Delete a port at OpenFlow Controller.
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:raises: neutron.plugin.nec.common.exceptions.OFCException
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"""
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pass
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