commit 22eb1da05f6a0b667f9ba03ca700fc341a3722f6 Author: Robert Ransom rransom.8774@gmail.com Date: Tue May 24 13:06:02 2011 -0700

Commit HSDir-set-listing scripts for #2649

The scripts were done early on 2011-04-18, but never committed. --- task-2649/.gitignore | 2 + task-2649/README | 31 ++++++++++++++++++++++++++++++ task-2649/generate-consensus-hsdir-lists | 28 +++++++++++++++++++++++++++ task-2649/list-consensus-hsdirs | 19 ++++++++++++++++++ task-2649/list-consensus-hsdirs.awk | 25 ++++++++++++++++++++++++ 5 files changed, 105 insertions(+), 0 deletions(-)

diff --git a/task-2649/.gitignore b/task-2649/.gitignore new file mode 100644 index 0000000..c77b69b --- /dev/null +++ b/task-2649/.gitignore @@ -0,0 +1,2 @@ +dev/ +out/ diff --git a/task-2649/README b/task-2649/README new file mode 100644 index 0000000..4283696 --- /dev/null +++ b/task-2649/README @@ -0,0 +1,31 @@ + +Purpose: + + These scripts are intended to determine how unstable the set of + relays with the HSDir flag is. + +Dependencies: + + You will need linedemux and linemux installed. See branch parrun in + https://gitweb.torproject.org/rransom/tor-utils.git for now. + + You will also need Tcl 8.5.9 and gnuplot 4.4.0 installed. + +Instructions: + + First, unpack all of the v3 consensus archive tarballs you want to + analyze into a single directory, and set the consensus_archive_dir + environment variable to point to that directory. + + Then run: + + ./generate-consensus-hsdir-lists + ./compute-hsdir-set-instability + ./graph-hsdir-set-instability + +Bugs: + + This code compares each consensus with each of the four following + consensuses; it should compare each hour's consensus with the + consensuses in effect in each of the four following hours. + diff --git a/task-2649/generate-consensus-hsdir-lists b/task-2649/generate-consensus-hsdir-lists new file mode 100755 index 0000000..104e4bc --- /dev/null +++ b/task-2649/generate-consensus-hsdir-lists @@ -0,0 +1,28 @@ +#!/bin/sh + +# This script must be run as ./generate-consensus-hsdir-lists . + +# This script will die horribly later if $consensus_archive_dir +# expands to a string containing a shell metacharacter, so don't try +# to not die now. +test -z $consensus_archive_dir && +export consensus_archive_dir=/usr/local/opt/tor-consensuses + + +mkdir -m 0700 -p dev/ +for i in 0 1 2 3 ;do mkfifo -m 0600 dev/in$i dev/out$i ;done + +mkdir -p out/consensus-hsdir-lists + + +(cd "$consensus_archive_dir" ;find consensuses-* -type f -print ) | +sed -e 's|^|./list-consensus-hsdirs |' | +linedemux --fname -- dev/in0 dev/in1 dev/in2 dev/in3 & + +sh <dev/in0 >dev/out0 & +sh <dev/in1 >dev/out1 & +sh <dev/in2 >dev/out2 & +sh <dev/in3 >dev/out3 & + +linemux --fname -- dev/out0 dev/out1 dev/out2 dev/out3 + diff --git a/task-2649/list-consensus-hsdirs b/task-2649/list-consensus-hsdirs new file mode 100755 index 0000000..1b10243 --- /dev/null +++ b/task-2649/list-consensus-hsdirs @@ -0,0 +1,19 @@ +#!/bin/sh + +# This script must be run as ./list-consensus-hsdirs , by +# generate-consensus-hsdir-lists. + +consensus_file="$1" + + +consensus_basename="$(basename "$consensus_file" -consensus )" +hsdir_list_dir="out/consensus-hsdir-lists/$(echo "$consensus_basename" |cut -f 1-2 -d - )" +hsdir_list_name="$hsdir_list_dir/$consensus_basename" + + +mkdir -p "$hsdir_list_dir" + +awk -f list-consensus-hsdirs.awk <"$consensus_archive_dir/$consensus_file" >"$hsdir_list_name" + +echo "generated HSDir list $consensus_basename" + diff --git a/task-2649/list-consensus-hsdirs.awk b/task-2649/list-consensus-hsdirs.awk new file mode 100644 index 0000000..343c5e7 --- /dev/null +++ b/task-2649/list-consensus-hsdirs.awk @@ -0,0 +1,25 @@ + +BEGIN { + OFS=":" + idDigest="<oops>" +} + +$1 == "r" { + idDigest=$3 +} + +$1 == "s" { + isHSDir=0 + for (i = NF; i >= 1; --i) { + if ($i == "HSDir") { + isHSDir=1 + } + } + + if (isHSDir != 0) { + print idDigest + } + + idDigest="<oops>" +} +