60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright 2019 Radosław Piliszek (yoctozepto)
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from ipaddress import ip_address
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from kolla_ansible.exception import FilterError
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def put_address_in_context(address, context):
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"""puts address in context
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:param address: the address to contextify
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:param context: describes context in which the address appears,
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either 'url' or 'memcache',
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affects only IPv6 addresses format
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:returns: string with address in proper context
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"""
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if context not in ['url', 'memcache', 'rabbitmq']:
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raise FilterError("Unknown context '{context}'"
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.format(context=context))
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if ':' not in address and context != 'rabbitmq':
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return address
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# must be IPv6 raw address
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if context == 'url':
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return '[{address}]'.format(address=address)
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if context == 'memcache':
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return 'inet6:[{address}]'.format(address=address)
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# rabbitmq/erlang has special syntax for ip addresses in IPv4 and IPv6
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# see: https://www.erlang.org/doc/man/inet.html
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# replacing dots and colons with decimal points
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# and converting IPv6 as described here:
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# https://www.erlang.org/doc/man/inet.html#type-ip6_address
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if context == 'rabbitmq':
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if ip_address(address).version == 6:
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return (",".join(['16#%x' % int(x, 16)
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for x in
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ip_address(address).exploded.split(':')]))
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return address.replace('.', ',')
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return address
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