mirror of
https://github.com/borekon/Blocklists.git
synced 2025-06-07 14:04:26 +02:00
27 lines
1.7 KiB
Bash
27 lines
1.7 KiB
Bash
#!/bin/bash
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IPTABLES_PATH="/sbin/iptables"
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IPSET_PATH="/sbin/ipset"
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SORT_PATH="/usr/bin/sort"
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GREP_PATH="/bin/grep"
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BLOCKLISTDE="https://lists.blocklist.de/lists/all.txt"
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CRWALERS="https://isc.sans.edu/api/threatcategory/research?json"
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if [ -f $IPTABLES_PATH ]; then echo "iptables OK"; else echo "Cannot find [ iptables ]. Is it installed? Exiting"; exit 1; fi;
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#hash iptables 2>/dev/null || { echo >&2 "I require iptables but it's not installed. Aborting."; exit 1; }
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#more in https://stackoverflow.com/questions/592620/how-can-i-check-if-a-program-exists-from-a-bash-script
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if [ -f $IPSET_PATH ]; then echo "ipset OK"; else echo "Cannot find [ ipset ]. Is it installed? Exiting"; exit 1; fi;
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if [ -f $SORT_PATH ]; then echo "sort OK"; else echo "Cannot find [ sort ]. Is it installed? Exiting"; exit 1; fi;
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if [ ! -f $GREP_PATH ]; then echo "Cannot find [ grep ]. Is it installed? Exiting"; exit 1; fi;
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echo "Downloading the most recent IP list from $BLOCKLISTDE ... and adding them to ipset blocklistde"
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ipset create blocklistde hash:ip
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curl -s https://lists.blocklist.de/lists/all.txt | grep -E -o "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" | xargs -L1 ipset add blocklistde 2>&1
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echo "Downloading the most recent IP list from $CRWALERS ... and adding them to ipset crawlers"
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ipset create crawler_bots hash:ip
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curl -s https://isc.sans.edu/api/threatcategory/research?json | jq '.[] | {ipv4}' | grep ':' | awk '{ print $2 }' | tr -d '"' | xargs -L1 ipset add crawler_bots 2>&1
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echo "Adding the iptables rules..."
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iptables -I INPUT -m set --match-set crawler_bots src -j DROP
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iptables -I INPUT -m set --match-set blocklistde src -j DROP
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