#!/usr/bin/env python
###############################################################################
#
# CCNX benchmark
# Copyright (C) 2014 INRIA
#
# 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 .
#
#
# Author: Alina Quereilhac
#
###############################################################################
#
# This library contains functions to parse log files generated using ping.
#
import collections
import re
import os
# RE to match line starting "traceroute to"
_rre = re.compile("\d+ bytes from ((?P[^\s]+) )?\(?(?P[^\s]+)\)??: icmp_.eq=\d+ ttl=\d+ time=(?P