41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
# Copyright 2012 Cisco Systems, Inc. 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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#
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# @author: Sumit Naiksatam, Cisco Systems, Inc.
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from neutron.plugins.common import constants as p_const
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FLAT_VLAN_ID = -1
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LOCAL_VLAN_ID = -2
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# Supported VXLAN features
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VXLAN_NONE = 'not_supported'
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VXLAN_MCAST = 'multicast_flooding'
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VXLAN_UCAST = 'unicast_flooding'
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# TODO(rkukura): Eventually remove this function, which provides
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# temporary backward compatibility with pre-Havana RPC and DB vlan_id
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# encoding.
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def interpret_vlan_id(vlan_id):
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"""Return (network_type, segmentation_id) tuple for encoded vlan_id."""
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if vlan_id == LOCAL_VLAN_ID:
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return (p_const.TYPE_LOCAL, None)
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elif vlan_id == FLAT_VLAN_ID:
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return (p_const.TYPE_FLAT, None)
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else:
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return (p_const.TYPE_VLAN, vlan_id)
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