#! /usr/bin/awk -f

# GREP-SQUID-ACCESS - finds IP in Squid access logs in time range
# Copyright (C) 2007 Matous Jan Fialka
#
# 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/>.


BEGIN {
        help = "args: from=<time-stamp> to=<time-stamp> find=<regex> totals=[0|1|2]";
        if (ARGC == 1) {
                print help;
                totals = 0;
                exit(1);
        }
        if (! from)
                from = 0;
        if (! to)
                to = 9999999999;
        if (! find)
                find = "^.*$";
        if (! totals)
                totals = 1;
        total = 0;
}

{
        if ((($1 > from) && ($1 < to)) && ($3 ~ find))
                if (totals == 2)
                        total++;
                else
                        print total++ " " strftime("%c", $1) " " $0;
}

END {
        if (totals)
                print "TOTAL ACCESSES " total;
}