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				|  |  | +#!/bin/bash
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				|  |  | +
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				|  |  | +# Download all current v3 directory status votes and the consensus document,
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				|  |  | +# then download the descriptors and extra info documents.
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				|  |  | +
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				|  |  | +# Copyright (c) 2005, 2006, 2007, 2008 Peter Palfrader
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				|  |  | +#
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				|  |  | +# Permission is hereby granted, free of charge, to any person obtaining a copy
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				|  |  | +# of this software and associated documentation files (the "Software"), to deal
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				|  |  | +# in the Software without restriction, including without limitation the rights
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				|  |  | +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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				|  |  | +# copies of the Software, and to permit persons to whom the Software is
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				|  |  | +# furnished to do so, subject to the following conditions:
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				|  |  | +#
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				|  |  | +# The above copyright notice and this permission notice shall be included in
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				|  |  | +# all copies or substantial portions of the Software.
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				|  |  | +#
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				|  |  | +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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				|  |  | +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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				|  |  | +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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				|  |  | +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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				|  |  | +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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				|  |  | +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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				|  |  | +# SOFTWARE.
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				|  |  | +
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				|  |  | +TZ=UTC
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				|  |  | +export TZ
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				|  |  | +
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				|  |  | +DIRSERVERS=""
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				|  |  | +DIRSERVERS="$DIRSERVERS 86.59.21.38:80"		# tor26
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				|  |  | +DIRSERVERS="$DIRSERVERS 128.31.0.34:9031"	# moria1
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				|  |  | +DIRSERVERS="$DIRSERVERS 216.224.124.114:9030"	# ides
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				|  |  | +DIRSERVERS="$DIRSERVERS 88.198.7.215:80"	# gabelmoo
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				|  |  | +#DIRSERVERS="$DIRSERVERS 140.247.60.64:80"	# lefkada
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				|  |  | +DIRSERVERS="$DIRSERVERS 194.109.206.212:80"	# dizum
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				|  |  | +DIRSERVERS="$DIRSERVERS 128.31.0.34:9032"	# moria2
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				|  |  | +TIME=$(date "+%Y%m%d-%H%M%S")
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				|  |  | +
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				|  |  | +. fetch-all-functions
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				|  |  | +
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				|  |  | +consensus=""
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				|  |  | +tmpdir="consensus/tmp"
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				|  |  | +[ -d "$tmpdir" ] || mkdir -p "$tmpdir"
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				|  |  | +for dirserver in $DIRSERVERS; do
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				|  |  | +	wget -q -O "$tmpdir/$TIME-consensus" http://$dirserver/tor/status-vote/current/consensus
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				|  |  | +	if [ "$?" != 0 ]; then
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				|  |  | +		rm -f "$tmpdir/$TIME-consensus"
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				|  |  | +		continue
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				|  |  | +	fi
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				|  |  | +
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				|  |  | +	freshconsensus="$tmpdir/$TIME-consensus"
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				|  |  | +
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				|  |  | +	timestamp=$(awk '$1=="valid-after" {printf "%s-%s", $2, $3}' < "$freshconsensus")
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				|  |  | +	datedir=$(awk '$1=="valid-after" {printf "%s", $2}' < "$freshconsensus" | tr '-' '/')
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				|  |  | +	dir="consensus/$datedir"
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				|  |  | +	[ -d "$dir" ] || mkdir -p "$dir"
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				|  |  | +
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				|  |  | +
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				|  |  | +	consensus="$dir/$timestamp-consensus.bz2"
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				|  |  | +	if ! [ -e "$consensus" ]; then
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				|  |  | +		# the consensus is new, or at least we don't have it yet
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				|  |  | +		bzip2 "$freshconsensus"
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				|  |  | +		mv "$freshconsensus.bz2" "$consensus"
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				|  |  | +		break
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				|  |  | +	fi
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				|  |  | +
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				|  |  | +	rm -f "$freshconsensus"
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				|  |  | +	echo "Consensus from $timestamp (gotten from $dirserver) already exists!" >&2
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				|  |  | +	# maybe there is a newer one on a different authority, so try again.
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				|  |  | +done
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				|  |  | +
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				|  |  | +if [ "$consensus" = "" ]; then
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				|  |  | +	echo "No consensus available" 2>&1
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				|  |  | +	exit 1
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				|  |  | +fi
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				|  |  | +
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				|  |  | +
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				|  |  | +votes=$(bzcat $consensus | awk '$1 == "vote-digest" {print $2}')
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				|  |  | +for vote in $votes; do
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				|  |  | +	for dirserver in $DIRSERVERS; do
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				|  |  | +		wget -q -O "$dir/$TIME-vote-$vote" http://$dirserver/tor/status-vote/current/d/$vote
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				|  |  | +		if [ "$?" != 0 ]; then
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				|  |  | +			rm -f "$dir/$TIME-vote-$vote"
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				|  |  | +			continue
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				|  |  | +		fi
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				|  |  | +		break
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				|  |  | +	done
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				|  |  | +	if [ -e "$dir/$TIME-vote-$vote" ]; then
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				|  |  | +		voteridentity=$(awk '$1=="fingerprint" {print $2}' < "$dir/$TIME-vote-$vote")
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				|  |  | +		if [ -e "$dir/$timestamp-vote-$voteridentity-$vote.bz2" ]; then
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				|  |  | +			echo "Vote $vote from $voteridentity already exists!" >&2
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				|  |  | +			rm -f "$dir/$TIME-vote-$vote"
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				|  |  | +			continue;
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				|  |  | +		fi
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				|  |  | +		mv "$dir/$TIME-vote-$vote"  "$dir/$timestamp-vote-$voteridentity-$vote"
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				|  |  | +		bzip2 "$dir/$timestamp-vote-$voteridentity-$vote"
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				|  |  | +	else
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				|  |  | +		echo "Failed to get vote $vote!" >&2
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				|  |  | +	fi
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				|  |  | +done
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				|  |  | +
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				|  |  | +digests=$( for i in ` bzcat $consensus | awk '$1 == "r" {printf "%s===\n", $4}' | sort -u `; do
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				|  |  | +		echo $i | \
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				|  |  | +		base64-decode | \
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				|  |  | +		perl -e 'undef $/; $a=<>; print unpack("H\*", $a),"\n";';
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				|  |  | +	done )
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				|  |  | +for digest in $digests; do
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				|  |  | +	fetch_digest "$digest" "server-descriptor"
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				|  |  | +done
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