# -*- coding: utf-8 -*-
#
# Copyright Grégory Soutadé 2022

# This file is part of iwla

# iwla is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# iwla is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with iwla.  If not, see <http://www.gnu.org/licenses/>.
#

import hashlib

from iwla import IWLA
from iplugin import IPlugin

"""
Post analysis hook

Replace remote_addr by a SHA1

Plugin requirements :
    None

Conf values needed :
    None

Output files :
    None

Statistics creation :
    None

Statistics update :
valid_visitors:
   remote_addr

Statistics deletion :
    None
"""

class IWLAPostAnalysisReverseDNS(IPlugin):
        
    def hook(self):
        hits = self.iwla.getCurrentVisits()
        for (k, hit) in hits.items():
            m = hashlib.sha1()
            m.update(k.encode('utf-8'))
            hit['remote_addr'] = m.hexdigest()[:16]