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Viewing changes to libra/api/library/ip_filter.py

  • Committer: Monty Taylor
  • Date: 2015-10-17 20:03:27 UTC
  • Revision ID: git-v1:c7082fa72ac73b23b48ce63fc82aa7da2d3e5d6a
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libra/api/library/ip_filter.py
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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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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import ipaddress
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from libra.api.library.exp import IPOutOfRange
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def ipfilter(address, masks):
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    address = ipaddress.IPv4Address(address)
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    if masks and len(masks) > 0:
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        in_mask = False
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        for mask in masks:
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            if address in ipaddress.IPv4Network(unicode(mask), True):
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                in_mask = True
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                break
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        if not in_mask:
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            raise IPOutOfRange('IP Address not in mask')
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    return str(address)