85 lines
2.4 KiB
Bash
Executable File
85 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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########################################################################
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# Begin iptables
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#
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# Description : Start iptables
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#
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# Authors : Ken Moffat - ken@linuxfromscratch.org
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# Bruce Dubbs - bdubbs@linuxfromscratch.org
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#
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# Version : LFS 7.0
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#
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########################################################################
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### BEGIN INIT INFO
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# Provides: iptables
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# Required-Start:
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# Should-Start:
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# Required-Stop: $local_fs
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# Should-Stop:
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# Default-Start: 3 4 5
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# Default-Stop:
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# Short-Description: Loads iptables rules.
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# Description: Iptables provides firewall for Linux systems.
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# X-LFS-Provided-By: BLFS / LFS 7.0
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### END INIT INFO
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. /lib/lsb/init-functions
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#$LastChangedBy: krejzi $
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#$Date: 2013-06-11 11:01:46 -0500 (Tue, 11 Jun 2013) $
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case "$1" in
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start)
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if [ -x /etc/rc.d/rc.iptables ]; then
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log_info_msg "Starting iptables..."
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/etc/rc.d/rc.iptables
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evaluate_retval
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fi
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;;
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lock)
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log_info_msg "Locking system iptables firewall..."
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/usr/sbin/iptables --policy INPUT DROP
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/usr/sbin/iptables --policy OUTPUT DROP
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/usr/sbin/iptables --policy FORWARD DROP
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/usr/sbin/iptables --flush
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/usr/sbin/iptables -t nat --flush
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/usr/sbin/iptables -t mangle --flush
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/usr/sbin/iptables --delete-chain
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/usr/sbin/iptables -t nat --delete-chain
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/usr/sbin/iptables -t mangle --delete-chain
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/usr/sbin/iptables -A INPUT -i lo -j ACCEPT
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/usr/sbin/iptables -A OUTPUT -o lo -j ACCEPT
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evaluate_retval
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;;
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clear)
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log_info_msg "Clearing system iptables iptables..."
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/usr/sbin/iptables --policy INPUT ACCEPT
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/usr/sbin/iptables --policy OUTPUT ACCEPT
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/usr/sbin/iptables --policy FORWARD ACCEPT
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/usr/sbin/iptables --flush
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/usr/sbin/iptables -t nat --flush
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/usr/sbin/iptables -t mangle --flush
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/usr/sbin/iptables --delete-chain
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/usr/sbin/iptables -t nat --delete-chain
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/usr/sbin/iptables -t mangle --delete-chain
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evaluate_retval
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;;
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status)
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/usr/sbin/iptables --numeric --list
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/usr/sbin/iptables -t nat --numeric --list
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/usr/sbin/iptables -t mangle --numeric --list
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;;
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*)
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echo "Usage: $0 {start|clear|lock|status}"
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exit 1
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;;
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esac
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# End /etc/init.d/iptables
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