52 lines
1.3 KiB
Bash
Executable File
52 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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#
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# Script to add /remove IPs to iptables
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[[ -n "${IPTABLES_COMMENT}" ]] && commment="-m comment --comment \"$4\"" || comment=""
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: ${IPTABLES_CHAIN:=INPUT}
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function iptableAdd () {
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if [[ -z "${IPTABLES_INSERT}" ]]; then
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iptables $comment -A $IPTABLES_CHAIN -s "$1" -j DROP
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else
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iptables $comment -I $IPTABLES_CHAIN "$IPTABLES_INSERT" -s "$1" -j DROP
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fi
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}
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function iptableDel () {
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iptables $comment -D $IPTABLES_CHAIN -s "$1" -j DROP
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}
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function ip6tableAdd () {
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if [[ -z "${IPTABLES_INSERT}" ]]; then
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ip6tables $comment -A $IPTABLES_CHAIN -s "$1" -j DROP
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else
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ip6tables $comment -I $IPTABLES_CHAIN "$IPTABLES_INSERT" -s "$1" -j DROP
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fi
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}
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function ip6tableDel () {
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ip6tables $comment -D $IPTABLES_CHAIN -s "$1" -j DROP
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}
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#determine action
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if [ "$1" = "add" ]; then #add
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if [[ "$2" =~ .*[.].* ]]; then #ipv4
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echo "add $2 for $3 with $4"
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iptableAdd "$2"
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elif [[ "$2" =~ .*[:].* ]]; then #ipv6
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echo "IPV6 : add $2 for $3 with $4"
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ip6tableAdd "$2"
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fi
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elif [ "$1" = "del" ]; then #del
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if [[ "$2" =~ .*[.].* ]]; then #ipv4
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echo "del $2 for $3 with $4"
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iptableDel "$2"
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elif [[ "$2" =~ .*[:].* ]]; then #ipv6
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echo "IPV6 : add $2 for $3 with $4"
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ip6tableDel "$2"
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fi
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else
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echo "unknown action"
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fi |