79 lines
2.0 KiB
Python
79 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright Grégory Soutadé 2015
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# This file is part of iwla
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# iwla is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# iwla is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with iwla. If not, see <http://www.gnu.org/licenses/>.
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#
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import socket
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from iwla import IWLA
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from iplugin import IPlugin
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#
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# Post analysis hook
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#
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# Replace IP by reverse DNS names
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#
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# Plugin requirements :
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# None
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#
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# Conf values needed :
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# reverse_dns_timeout*
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#
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# Output files :
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# None
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#
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# Statistics creation :
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# None
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#
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# Statistics update :
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# valid_visitors:
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# remote_addr
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# dns_name_replaced
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# dns_analyzed
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#
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# Statistics deletion :
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# None
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#
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class IWLAPostAnalysisReverseDNS(IPlugin):
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DEFAULT_DNS_TIMEOUT = 0.5
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def __init__(self, iwla):
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super(IWLAPostAnalysisReverseDNS, self).__init__(iwla)
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self.API_VERSION = 1
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def load(self):
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timeout = self.iwla.getConfValue('reverse_dns_timeout',
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IWLAPostAnalysisReverseDNS.DEFAULT_DNS_TIMEOUT)
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socket.setdefaulttimeout(timeout)
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return True
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def hook(self):
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hits = self.iwla.getValidVisitors()
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for (k, hit) in hits.items():
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if hit.get('dns_analysed', False): continue
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try:
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name, _, _ = socket.gethostbyaddr(k)
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hit['remote_addr'] = name.lower()
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hit['dns_name_replaced'] = True
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except:
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pass
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finally:
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hit['dns_analysed'] = True
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