commit 31dc1db35befd0283b6e069cc33557537b590888 Author: Mike Perry mikeperry-git@fscked.org Date: Fri Apr 8 02:19:52 2011 -0700

Update analyze_guards.py to take multiple .extradata files. --- analyze_guards.py | 50 +++++++++++++++++++++++++------------------------- 1 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/analyze_guards.py b/analyze_guards.py index 365d658..8d528f7 100755 --- a/analyze_guards.py +++ b/analyze_guards.py @@ -1,20 +1,13 @@ #!/usr/bin/python # -# This script takes a list of $idhex=nickname OR nickname=idhex lines and -# prints out min, avg, dev, max statistics based on the current consensus. +# This script takes a list of extradata files and tells you some statistics +# about the guard selection used by checking against the current consensus. # -# Be sure to include ratio in the filenames of idhexes that are supposedly -# chosen by consensus to descriptor ratio values. +# Use the script like this: +# ./analyze_guards.py slowratio50kb.extradata slowratio1mb50kb.extradata # -# Here is an example scriptlet for extracting the guards from an extrainfo -# file: -# awk '{ print $3; }' < torperfslowratio-50kb.extradata > slowratio50kb.extra -# -# Use this result like this: -# ./analyze_guards.py slowratio50kb.extra -# -# It should then print out ranking stats. Use your brain to determine if these -# stats make sense for the run you selected. +# It should then print out ranking stats one per file. Use your brain to +# determine if these stats make sense for the run you selected.

import sys import math @@ -51,23 +44,29 @@ def analyze_list(router_map, idhex_list):

return (min_rank, avg, math.sqrt(varience/(len(idhex_list)-absent-1)), max_rank, absent)

-def main(): - f = file(sys.argv[1], "r") +def process_file(router_map, file_name): + f = file(file_name, "r") idhex_list = f.readlines() + guard_list = []

for i in xrange(len(idhex_list)): - if "~" in idhex_list[i]: char = "~" - else: char = "=" + line = idhex_list[i].split() + path = None + used = False + for word in line: + if word.startswith("PATH="): path = word[5:] + if word.startswith("USED_BY"): used = True + + if path and used: + guard = path.split(",") + guard_list.append(guard[0])

- split = idhex_list[i].split(char) + print "Guard rank stats (min, avg, dev, total, absent): " + print file_name + ": " + str(analyze_list(router_map, guard_list))

- if split[0][0] == "$": - idhex_list[i] = split[0] - else: - idhex_list[i] = "$"+split[1]

+def main(): c = TorCtl.TorCtl.connect(HOST, PORT) - nslist = c.get_network_status() sorted_rlist = filter(lambda r: r.desc_bw > 0, c.read_routers(c.get_network_status())) router_map = {} for r in sorted_rlist: router_map["$"+r.idhex] = r @@ -88,8 +87,9 @@ def main():

for i in xrange(len(sorted_rlist)): sorted_rlist[i].list_rank = i

- print "Guard rank stats (min, avg, dev, total, absent): " - print str(analyze_list(router_map, idhex_list)) + for file_name in sys.argv[1:]: + process_file(router_map, file_name) +

if __name__ == '__main__': main()