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generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-12-26 19:25:20 +0000


 


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#!/bin/bash

IPT="/usr/sbin/iptables"
#TYPE=bridge
#TYPE=server
TYPE=open
#TYPE=client

clear_ipt() {

	${IPT} -F
	${IPT} -X
	${IPT} -t nat -F
	${IPT} -t nat -X
	${IPT} -t mangle -F
	${IPT} -t mangle -X
	${IPT} -t raw -F
	${IPT} -t raw -X
	${IPT} -t security -F
	${IPT} -t security -X

}

case $1 in
	start)
            case $TYPE in
                bridge)
		    clear_ipt
                    echo "setting bridge network..."
                    echo 1 > /proc/sys/net/ipv4/ip_forward

                    ## load bridge configuration
                    iptables-restore /etc/iptables/bridge.v4

   		;;
		server)
		    clear_ipt
                    echo "setting server network..."
                    ## load server configuration
                    iptables-restore /etc/iptables/server.v4

		;;
		client)
		    clear_ipt
                    echo "setting client network..."
                    ## load client configuration
                    iptables-restore /etc/iptables/client.v4
		;;
		open)
		    clear_ipt
                    echo "setting open network..."
                    ## load client configuration

			${IPT} -P INPUT DROP
			${IPT} -P FORWARD DROP
			${IPT} -P OUTPUT ACCEPT

			${IPT} -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT
			${IPT} -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT

			${IPT} -A INPUT -p tcp --dport 1024:65535 -m state --state ESTABLISHED,RELATED -j ACCEPT
			${IPT} -A INPUT -p udp --dport 1024:65535 -m state --state ESTABLISHED,RELATED -j ACCEPT

			${IPT} -A OUTPUT  -j ACCEPT

			${IPT} -A FORWARD -j LOG --log-level 7 --log-prefix "iptables: FORWARD: "
			${IPT} -A INPUT -j LOG --log-level 7 --log-prefix "iptables: INPUT: "
			#${IPT} -A OUTPUT -j LOG --log-level 7 --log-prefix "iptables: OUTPUT: "


		;;
	    esac
	;;
        stop)
		echo "clear all iptables tables"
		clear_ipt
		# Set Default Rules
		${IPT} -P INPUT DROP
		${IPT} -P FORWARD DROP
		${IPT} -P OUTPUT DROP

		${IPT} -A FORWARD -j LOG --log-level 7 --log-prefix "iptables: FORWARD: "
		${IPT} -A INPUT -j LOG --log-level 7 --log-prefix "iptables: INPUT: "
		${IPT} -A OUTPUT -j LOG --log-level 7 --log-prefix "iptables: OUTPUT: "


	;;
	restart)
		clear_ipt
        	$0 start
        ;;
	status)
		${IPT} -v
	;;
	*)
	    echo "Usage: $0 [start|stop]"
	;;
esac