72 lines
2.1 KiB
Bash
Executable file
72 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Add new IPs to the RBL based on these detection methods:
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# - undetected spam
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# - fail2ban banned IPs
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rblfile="/var/lib/rbldns/list"
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static_white=(
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$(dig +short lugh.ch)
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$(dig +short oxi.ch)
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$(dig +short mail.zephry.ch)
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)
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static_black=(
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$(dig +tcp +short www.uceprotect.net)
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$(dig +tcp +short rsync-mirrors.uceprotect.net)
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$(dig +tcp +short www.backscatterer.org)
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$(dig +tcp +short unimatrix.admins.ws)
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)
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fail2ban_chains=(
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fail2ban-dovecot
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fail2ban-sasl
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fail2ban-ssh
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fail2ban-tumgreyspf
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fail2ban-turbine
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fail2ban-apache-digest
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)
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ban_ip=()
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# Get currently banned IPs from fail2ban chains
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iptables_banned=(
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$(for chain in ${fail2ban_chains[@]}; do
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/sbin/iptables -nL $chain | grep '^DROP' | awk {'print $4'} | grep -v '0.0.0.0/0'
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done | sort | uniq)
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)
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if [ ! -s $rblfile ]; then
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cat << HEREDOC > $rblfile
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# Automatically generated at $(date) by $0
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:127.0.0.2:$ is listed because of misbehaviour. See http://lugh.ch/dnsbl.html for details
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# Whitelist
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$(printf "!%s # 0\n" "${static_white[@]}")
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# Blacklist
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$(printf "%s # 0 # Infinite listing (UCEPROTECT)\n" "${static_black[@]}")
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# Recent temporary listings
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HEREDOC
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fi
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for ip in ${iptables_banned[@]}; do
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if [[ $(grep -c $ip $rblfile) -lt 1 ]]; then
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# Add IP
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geoip=$(geoiplookup $ip | sed 's/GeoIP Country Edition: //' | awk {' if($1=="IP") print $0; else print $2,$3,$4,$5,$6,$7,$8'})
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printf "%s # $(date +%s) # Service login attempts/SPAM/misconfiguration # %s\n" "$ip" "$geoip" >> $rblfile
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fi
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done
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# Generate user friendly web-viewable list
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echo -e "IP\t\tDate listed\t\t\tCause\t\t\t\t\t\tCountry" > /var/www/virtsrv/lugh.ch/list.txt
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cat $rblfile | grep -v -i uceprotect | grep '^[1-9]' | sed 's/ # /\t/g' >> /var/www/virtsrv/lugh.ch/list.txt
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for timestamp in $(grep '^[0-9]' /var/www/virtsrv/lugh.ch/list.txt | awk {'print $2'}); do
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newtime=$(date -d @$(echo $timestamp))
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sed -i "s/$timestamp/$newtime/" /var/www/virtsrv/lugh.ch/list.txt
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done
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#for location in $(awk {'print $1'} /var/www/virtsrv/lugh.ch/list.txt | grep -v ^IP); do
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# geoip=$(geoiplookup $location | sed 's/.*Edition: //')
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# sed -i "s/\(^$location.*\)/\1\t$geoip/" /var/www/virtsrv/lugh.ch/list.txt
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#done
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