clean.sh

#!/bin/bash

# Copyright (C) 2018  Tetras Libre <Contact@Tetras-Libre.fr>
# Author: Beniamine, David <David.Beniamine@Tetras-Libre.fr>
#
# This program 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.
#
# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

conf_dir="/etc/registry"
conf_file="$conf_dir/hosts"
while read line
do
    if [ "$(echo $line | cut -d ' ' -f 1)" -gt "$(date -d '-6 month' +%Y%m%d)" ]
    then
        LINES="$LINES\n$(date +%Y%m%d) $(echo $line | cut -d ' ' -f 2-)"
    fi
done < $conf_file
echo -e $LINES > $conf_file