Setup tor relay on debian squeeze

go_go_tor_relay.sh

#!/bin/bash
####
# Simple tor relay (non-exit) setup for Debian squeeze
####
# begin user config

EXTERNAL_IP=         # your external ip
MAX_MONTHLY_BW=      # maximum GB per month you can spare for a tor relay
NICKNAME=atorrelay   # custom nickname (will show in tor directory)
RELAY_PORT=443       # port to accept incoming connections on (open in your firewall!)

# end of user config
###########################

daily_bw=$(($MAX_MONTHLY_BW/30))
relay_bw_rate=$(($daily_bw*20))


gpg --keyserver keys.gnupg.net --recv 886DDD89
gpg --export A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 | sudo apt-key add -
sudo apt-get install deb.torproject.org-keyring tor
sudo mv /etc/tor/torrc /etc/tor/torrc.orig

cat > /tmp/torrc <<  EOF

ORPort $RELAY_PORT
Nickname $NICKNAME
ExitPolicy reject *:* # no exits allowed

AccountingStart day 12:00
AccountingMax $daily_bw GB
RelayBandwidthRate $relay_bw_rate KB
RelayBandwidthBurst $relay_bw_rate KB

Address $EXTERNAL_IP
OutboundBindAddress $EXTERNAL_IP
EOF

sudo mv /tmp/torrc /etc/tor/torrc
sudo service tor restart