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# -*- coding: utf-8 -*-
# Copyright 2014 Red Hat, Inc.
#
# 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 pbr.version
from os_net_config import objects
__version__ = pbr.version.VersionInfo(
'os_net_config').version_string()
class NotImplemented(Exception):
pass
class NetConfig(object):
"""Configure network interfaces using the ifcfg format."""
def add_object(self, obj):
"""Convenience method to add any type of object to the network config.
See objects.py.
:param obj: The object to add.
"""
if isinstance(obj, objects.Interface):
self.add_interface(obj)
elif isinstance(obj, objects.Vlan):
self.add_vlan(obj)
elif isinstance(obj, objects.OvsBridge):
self.add_bridge(obj)
for member in obj.members:
self.add_object(member)
elif isinstance(obj, objects.OvsBond):
self.add_bond(obj)
for member in obj.members:
self.add_object(member)
def add_interface(self, interface):
"""Add an Interface object to the net config object.
:param interface: The Interface object to add.
"""
raise NotImplemented("add_interface is not implemented.")
def add_vlan(self, vlan):
"""Add a Vlan object to the net config object.
:param vlan: The vlan object to add.
"""
raise NotImplemented("add_vlan is not implemented.")
def add_bridge(self, bridge):
"""Add an OvsBridge object to the net config object.
:param bridge: The OvsBridge object to add.
"""
raise NotImplemented("add_bridge is not implemented.")
def add_bond(self, bond):
"""Add an OvsBond object to the net config object.
:param bridge: The OvsBond object to add.
"""
raise NotImplemented("add_bond is not implemented.")
def apply(self, noop=False, cleanup=False):
"""Apply the network configuration.
:param noop: A boolean which indicates whether this is a no-op.
:param cleanup: A boolean which indicates whether any undefined
(existing but not present in the object model) interfaces
should be disabled and deleted.
:returns: a dict of the format: filename/data which contains info
for each file that was changed (or would be changed if in --noop
mode).
"""
raise NotImplemented("apply is not implemented.")
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