Gotta love it when you have dos/win line endings unintentionally
bbruns@gmail.com
parent
c5a90a5522
commit
b0ba377ca4
140
bin/srfirewall
140
bin/srfirewall
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@ -1,71 +1,71 @@
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#/bin/bash
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#/bin/bash
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# By Brielle Bruns <bruns@2mbit.com>
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# By Brielle Bruns <bruns@2mbit.com>
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# URL: http://www.sosdg.org/freestuff/firewall
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# URL: http://www.sosdg.org/freestuff/firewall
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# License: GPLv3
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# License: GPLv3
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#
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#
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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#
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#
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# This program is free software: you can redistribute it and/or modify
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# (at your option) any later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Static config options, normally do not need to change
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# Static config options, normally do not need to change
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FW_VERSION="2.0"
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FW_VERSION="2.0"
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# Important directory locations
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# Important directory locations
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FWPREFIX="/usr/local"
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FWPREFIX="/usr/local"
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FWCONFIGDIR="${FWPREFIX}/etc/srfirewall"
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FWCONFIGDIR="${FWPREFIX}/etc/srfirewall"
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FWLIBDIR="${FWPREFIX}/lib/srfirewall"
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FWLIBDIR="${FWPREFIX}/lib/srfirewall"
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FWBINDIR="${FWPREFIX}/bin"
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FWBINDIR="${FWPREFIX}/bin"
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# Begin sourcing critical files, because we need things like path right away
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# Begin sourcing critical files, because we need things like path right away
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source "${FWCONFIGDIR}/main.conf"
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source "${FWCONFIGDIR}/main.conf"
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source "${FWLIBDIR}/binaries.inc"
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source "${FWLIBDIR}/binaries.inc"
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source "${FWLIBDIR}/iptables.inc"
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source "${FWLIBDIR}/iptables.inc"
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source "${FWLIBDIR}/display.inc"
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source "${FWLIBDIR}/display.inc"
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source "${FWCONFIGDIR}/chains.conf"
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source "${FWCONFIGDIR}/chains.conf"
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source "${FWCONFIGDIR}/ipv4.conf"
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source "${FWCONFIGDIR}/ipv4.conf"
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source "${FWCONFIGDIR}/ipv6.conf"
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source "${FWCONFIGDIR}/ipv6.conf"
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# We require at least bash v3 or later at this point given some of the more complex
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# We require at least bash v3 or later at this point given some of the more complex
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# operations we do to make the firewall script work.
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# operations we do to make the firewall script work.
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if (( ${BASH_VERSINFO[0]} <= "2" )); then
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if (( ${BASH_VERSINFO[0]} <= "2" )); then
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echo "Error: We can only run with bash 3.0 or higher. Please upgrade your version"
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echo "Error: We can only run with bash 3.0 or higher. Please upgrade your version"
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echo "of bash to something more recent, preferably the latest which is, as of this"
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echo "of bash to something more recent, preferably the latest which is, as of this"
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echo "writing, 4.x"
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echo "writing, 4.x"
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exit 1
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exit 1
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fi
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fi
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# Swap out display_c command for dummy command if they don't want
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# Swap out display_c command for dummy command if they don't want
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# output when command is run.
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# output when command is run.
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if [[ "${DisplayDetailedOutput" == "yes" ]]; then
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if [[ "${DisplayDetailedOutput" == "yes" ]]; then
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display="display_c"
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display="display_c"
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else
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else
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display="true"
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display="true"
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fi
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fi
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if [[ "${EnableIPv4}" == "yes" ]]; then
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if [[ "${EnableIPv4}" == "yes" ]]; then
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# First flush all rules
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# First flush all rules
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iptables_rules_flush ipv4
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iptables_rules_flush ipv4
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# Create the chain sets we'll need and the ones that can be
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# Create the chain sets we'll need and the ones that can be
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# customized by users in their custom rules
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# customized by users in their custom rules
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setup_iptables_chains ipv4
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setup_iptables_chains ipv4
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fi
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fi
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if [[ "${EnableIPv6}" == "yes" ]]; then
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if [[ "${EnableIPv6}" == "yes" ]]; then
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# First flush all rules
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# First flush all rules
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iptables_rules_flush ipv6
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iptables_rules_flush ipv6
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fi
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fi
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@ -1,14 +1,14 @@
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# Chain name mapping
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# Chain name mapping
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# Don't change these unless you know what your doing
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# Don't change these unless you know what your doing
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InPreRules="In-PreRules"
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InPreRules="In-PreRules"
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OutPreRules="Out-PreRules"
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OutPreRules="Out-PreRules"
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Trusted="In-Trusted"
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Trusted="In-Trusted"
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InEasyBlock="In-EasyBlock"
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InEasyBlock="In-EasyBlock"
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OutEasyBlock="Out-EasyBlock"
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OutEasyBlock="Out-EasyBlock"
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InFilter="In-Filter"
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InFilter="In-Filter"
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OutFilter="Out-Filter"
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OutFilter="Out-Filter"
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NAT="NAT"
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NAT="NAT"
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PortForward="PortForward"
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PortForward="PortForward"
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InPostRules="In-PostRules"
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InPostRules="In-PostRules"
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OutPostRules="Out-PostRules"
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OutPostRules="Out-PostRules"
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@ -1,14 +1,14 @@
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# These are the custom files that can be used to inject rules during loading. Please don't change them
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# These are the custom files that can be used to inject rules during loading. Please don't change them
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# unless you have a good reason.
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# unless you have a good reason.
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# To allow variable propagation/change and some creative changes of rules that I haven't tought of,
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# To allow variable propagation/change and some creative changes of rules that I haven't tought of,
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# these files are sourced into the main file during setup of the order of chains.
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# these files are sourced into the main file during setup of the order of chains.
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$V4CUSTPREFIX="${FWPREFIX}/ipv4/"
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$V4CUSTPREFIX="${FWPREFIX}/ipv4/"
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$v4_Custom_Pre="$V4CUSTPREFIX/prerun.sh"
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$v4_Custom_Pre="$V4CUSTPREFIX/prerun.sh"
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$v4_Custom_Trust="$V4CUSTPREFIX/trusted.sh"
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$v4_Custom_Trust="$V4CUSTPREFIX/trusted.sh"
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$v4_Custom_EasyBlock="$V4CUSTPREFIX/easyblock.sh"
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$v4_Custom_EasyBlock="$V4CUSTPREFIX/easyblock.sh"
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$v4_Custom_Filter="$V4CUSTPREFIX/filter.sh"
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$v4_Custom_Filter="$V4CUSTPREFIX/filter.sh"
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$v4_Custom_NAT="$V4CUSTPREFIX/nat.sh"
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$v4_Custom_NAT="$V4CUSTPREFIX/nat.sh"
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$v4_Custom_PortFw="$V4CUSTPREFIX/portfw.sh"
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$v4_Custom_PortFw="$V4CUSTPREFIX/portfw.sh"
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$v4_Custom_Post="$V4CUSTPREFIX/postrun.sh"
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$v4_Custom_Post="$V4CUSTPREFIX/postrun.sh"
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@ -1,14 +1,14 @@
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# These are the custom files that can be used to inject rules during loading. Please don't change them
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# These are the custom files that can be used to inject rules during loading. Please don't change them
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# unless you have a good reason.
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# unless you have a good reason.
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# To allow variable propagation/change and some creative changes of rules that I haven't tought of,
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# To allow variable propagation/change and some creative changes of rules that I haven't tought of,
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# these files are sourced into the main file during setup of the order of chains.
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# these files are sourced into the main file during setup of the order of chains.
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$V6CUSTPREFIX="${FWPREFIX}/ipv6/"
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$V6CUSTPREFIX="${FWPREFIX}/ipv6/"
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$v6_Custom_Pre="$V6CUSTPREFIX/prerun.sh"
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$v6_Custom_Pre="$V6CUSTPREFIX/prerun.sh"
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$v6_Custom_Trust="$V6CUSTPREFIX/trusted.sh"
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$v6_Custom_Trust="$V6CUSTPREFIX/trusted.sh"
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$v6_Custom_EasyBlock="$V6CUSTPREFIX/easyblock.sh"
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$v6_Custom_EasyBlock="$V6CUSTPREFIX/easyblock.sh"
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$v6_Custom_Filter="$V6CUSTPREFIX/filter.sh"
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$v6_Custom_Filter="$V6CUSTPREFIX/filter.sh"
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$v6_Custom_NAT="$V6CUSTPREFIX/nat.sh"
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$v6_Custom_NAT="$V6CUSTPREFIX/nat.sh"
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$v6_Custom_PortFw="$V6CUSTPREFIX/portfw.sh"
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$v6_Custom_PortFw="$V6CUSTPREFIX/portfw.sh"
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$v6_Custom_Post="$V6CUSTPREFIX/postrun.sh"
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$v6_Custom_Post="$V6CUSTPREFIX/postrun.sh"
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@ -1,11 +1,11 @@
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# Main Configuration File
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# Main Configuration File
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# Define a prefix for important locations of binaries
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# Define a prefix for important locations of binaries
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PREFIX="/bin:/sbin:/usr/bin:/usr/sbin:${PREFIX}"
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PREFIX="/bin:/sbin:/usr/bin:/usr/sbin:${PREFIX}"
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# Enable / Disable IPv4 and IPv6 support (yes/no)
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# Enable / Disable IPv4 and IPv6 support (yes/no)
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EnableIPv4=yes
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EnableIPv4=yes
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EnableIPv6=yes
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EnableIPv6=yes
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# Display detailed output while running script?
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# Display detailed output while running script?
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EnableDetailedOutput=yes
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EnableDetailedOutput=yes
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@ -1,24 +1,24 @@
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#!/bin/bash
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#!/bin/bash
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# By Brielle Bruns <bruns@2mbit.com>
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# By Brielle Bruns <bruns@2mbit.com>
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# URL: http://www.sosdg.org/freestuff/firewall
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# URL: http://www.sosdg.org/freestuff/firewall
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# License: GPLv3
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# License: GPLv3
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#
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#
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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#
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#
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# This program is free software: you can redistribute it and/or modify
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# (at your option) any later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Try and set some sane defaults for common binaries we need. Can always override them later.
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# Try and set some sane defaults for common binaries we need. Can always override them later.
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MODPROBE=`which modprobe`
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MODPROBE=`which modprobe`
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IPTABLES=`which iptables`
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IPTABLES=`which iptables`
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IP6TABLES=`which ip6tables`
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IP6TABLES=`which ip6tables`
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162
lib/display.inc
162
lib/display.inc
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@ -1,82 +1,82 @@
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#!/bin/bash
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#!/bin/bash
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# By Brielle Bruns <bruns@2mbit.com>
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# By Brielle Bruns <bruns@2mbit.com>
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# URL: http://www.sosdg.org/freestuff/firewall
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# URL: http://www.sosdg.org/freestuff/firewall
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# License: GPLv3
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# License: GPLv3
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#
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#
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 Brielle Bruns
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
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#
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#
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# This program is free software: you can redistribute it and/or modify
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# (at your option) any later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# ANSI color sequences
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# ANSI color sequences
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BLUE="\E[34m"
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BLUE="\E[34m"
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GREEN="\E[32m"
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GREEN="\E[32m"
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RED="\E[31m"
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RED="\E[31m"
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YELLOW="\E[33m"
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YELLOW="\E[33m"
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PURPLE="\E[35m"
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PURPLE="\E[35m"
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AQUA="\E[36m"
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AQUA="\E[36m"
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WHITE="\E[1m"
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WHITE="\E[1m"
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GREY="\E[37m"
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GREY="\E[37m"
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DEFAULT_COLOR="\E[39m"
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DEFAULT_COLOR="\E[39m"
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# display_c $COLOR $TEXT BOOL(YN)
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# display_c $COLOR $TEXT BOOL(YN)
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# $COLOR being bash colors
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# $COLOR being bash colors
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# $TEXT being what to output (make sure to put " " around text)
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# $TEXT being what to output (make sure to put " " around text)
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# BOOL being (Y or N) to do newline at end or not
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# BOOL being (Y or N) to do newline at end or not
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function display_c {
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function display_c {
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unset COLOR_CODE TEXT NEWLINE
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unset COLOR_CODE TEXT NEWLINE
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DEFAULT_COLOR="\E[39m"
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DEFAULT_COLOR="\E[39m"
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COLOR_CODE=`pick_color $1`
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COLOR_CODE=`pick_color $1`
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TEXT="$2"
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TEXT="$2"
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if [ "$3" == "N" ]; then
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if [ "$3" == "N" ]; then
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NEWLINE="-n"
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NEWLINE="-n"
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fi
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fi
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echo -e ${NEWLINE} "${COLOR_CODE}${TEXT}${DEFAULT_COLOR}"
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echo -e ${NEWLINE} "${COLOR_CODE}${TEXT}${DEFAULT_COLOR}"
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}
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}
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# pick_color $COLOR
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# pick_color $COLOR
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# returns appropriate color codes for use in display_c and such
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# returns appropriate color codes for use in display_c and such
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function pick_color {
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function pick_color {
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case $1 in
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case $1 in
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BLUE) COLOR="\E[34m" ;;
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BLUE) COLOR="\E[34m" ;;
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GREEN) COLOR="\E[32m" ;;
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GREEN) COLOR="\E[32m" ;;
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RED) COLOR="\E[31m" ;;
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RED) COLOR="\E[31m" ;;
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YELLOW) COLOR="\E[33m" ;;
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YELLOW) COLOR="\E[33m" ;;
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PURPLE) COLOR="\E[35m" ;;
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PURPLE) COLOR="\E[35m" ;;
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AQUA) COLOR="\E[36m" ;;
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AQUA) COLOR="\E[36m" ;;
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WHITE) COLOR="\E[1m" ;;
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WHITE) COLOR="\E[1m" ;;
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GREY) COLOR="\E[37m" ;;
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GREY) COLOR="\E[37m" ;;
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*) COLOR="\E[37m" ;;
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*) COLOR="\E[37m" ;;
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esac
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esac
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echo "${COLOR}"
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echo "${COLOR}"
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}
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}
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# reset_color
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# reset_color
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function reset_color {
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function reset_color {
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unset NEWLINE
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unset NEWLINE
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DEFAULT_COLOR="\E[39m"
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DEFAULT_COLOR="\E[39m"
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if [ "$1" == "N" ]; then
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if [ "$1" == "N" ]; then
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NEWLINE="-n"
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NEWLINE="-n"
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fi
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fi
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echo ${NEWLINE} -e "${DEFAULT_COLOR}"
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echo ${NEWLINE} -e "${DEFAULT_COLOR}"
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}
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}
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# show_help
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# show_help
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# Show command line options help
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# Show command line options help
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function show_help {
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function show_help {
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echo "Firewall/SOSDG ${FW_VERSION} - Brielle Bruns <bruns@2mbit.com>"
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echo "Firewall/SOSDG ${FW_VERSION} - Brielle Bruns <bruns@2mbit.com>"
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echo -e "\t--help\t\tShows this info"
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echo -e "\t--help\t\tShows this info"
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echo -e "\t--flush\t\tFlushes all rules back to default ACCEPT"
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echo -e "\t--flush\t\tFlushes all rules back to default ACCEPT"
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echo -e "\t--generate-cache\tGenerate cached rule file"
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echo -e "\t--generate-cache\tGenerate cached rule file"
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}
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}
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206
lib/iptables.inc
206
lib/iptables.inc
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@ -1,104 +1,104 @@
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#!/bin/bash
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#!/bin/bash
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# By Brielle Bruns <bruns@2mbit.com>
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# By Brielle Bruns <bruns@2mbit.com>
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||||||
# URL: http://www.sosdg.org/freestuff/firewall
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# URL: http://www.sosdg.org/freestuff/firewall
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# License: GPLv3
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# License: GPLv3
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#
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#
|
||||||
# Copyright (C) 2009 - 2014 Brielle Bruns
|
# Copyright (C) 2009 - 2014 Brielle Bruns
|
||||||
# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
|
# Copyright (C) 2009 - 2014 The Summit Open Source Development Group
|
||||||
#
|
#
|
||||||
# This program is free software: you can redistribute it and/or modify
|
# This program is free software: you can redistribute it and/or modify
|
||||||
# it under the terms of the GNU General Public License as published by
|
# it under the terms of the GNU General Public License as published by
|
||||||
# the Free Software Foundation, either version 3 of the License, or
|
# the Free Software Foundation, either version 3 of the License, or
|
||||||
# (at your option) any later version.
|
# (at your option) any later version.
|
||||||
#
|
#
|
||||||
# This program is distributed in the hope that it will be useful,
|
# This program is distributed in the hope that it will be useful,
|
||||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
# GNU General Public License for more details.
|
# GNU General Public License for more details.
|
||||||
# You should have received a copy of the GNU General Public License
|
# You should have received a copy of the GNU General Public License
|
||||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
# iptables_rules_flush (ipv6|ipv4)
|
# iptables_rules_flush (ipv6|ipv4)
|
||||||
# Clear all rules from iptables - be very careful in how this is called as it
|
# Clear all rules from iptables - be very careful in how this is called as it
|
||||||
# could easily lock out the user from the network. Best way to be safe, is to
|
# could easily lock out the user from the network. Best way to be safe, is to
|
||||||
# call iptables_policy_reset first then this function.
|
# call iptables_policy_reset first then this function.
|
||||||
function iptables_rules_flush {
|
function iptables_rules_flush {
|
||||||
IP_VERSION=$1
|
IP_VERSION=$1
|
||||||
case $IP_VERSION in
|
case $IP_VERSION in
|
||||||
ipv6) VER_IPTABLES=${IP6TABLES} ; TABLE_NAMES=/proc/net/ip6_tables_names ;;
|
ipv6) VER_IPTABLES=${IP6TABLES} ; TABLE_NAMES=/proc/net/ip6_tables_names ;;
|
||||||
ipv4|*) VER_IPTABLES=${IPTABLES} ; TABLE_NAMES=/proc/net/ip_tables_names ;;
|
ipv4|*) VER_IPTABLES=${IPTABLES} ; TABLE_NAMES=/proc/net/ip_tables_names ;;
|
||||||
esac
|
esac
|
||||||
${display_c} RED "Flushing ${IP_VERSION} rules..."
|
${display_c} RED "Flushing ${IP_VERSION} rules..."
|
||||||
${VER_IPTABLES} --flush &>/dev/null
|
${VER_IPTABLES} --flush &>/dev/null
|
||||||
${VER_IPTABLES} -F OUTPUT &>/dev/null
|
${VER_IPTABLES} -F OUTPUT &>/dev/null
|
||||||
${VER_IPTABLES} -F PREROUTING &>/dev/null
|
${VER_IPTABLES} -F PREROUTING &>/dev/null
|
||||||
${VER_IPTABLES} -F POSTROUTING &>/dev/null
|
${VER_IPTABLES} -F POSTROUTING &>/dev/null
|
||||||
for i in `cat $TABLE_NAMES`; do
|
for i in `cat $TABLE_NAMES`; do
|
||||||
${VER_IPTABLES} -F -t $i &>/dev/null
|
${VER_IPTABLES} -F -t $i &>/dev/null
|
||||||
done
|
done
|
||||||
${VER_IPTABLES} -X
|
${VER_IPTABLES} -X
|
||||||
}
|
}
|
||||||
|
|
||||||
# iptables_policy_set (ipv6|ipv4) (ACCEPT|DROP)
|
# iptables_policy_set (ipv6|ipv4) (ACCEPT|DROP)
|
||||||
# Sets all policy rules to either ACCEPT or DROP for ipv4 or ipv6
|
# Sets all policy rules to either ACCEPT or DROP for ipv4 or ipv6
|
||||||
# If no policy given, assume ACCEPT
|
# If no policy given, assume ACCEPT
|
||||||
function iptables_policy_reset {
|
function iptables_policy_reset {
|
||||||
IP_VERSION=$1
|
IP_VERSION=$1
|
||||||
SET_POLICY=${2=ACCEPT}
|
SET_POLICY=${2=ACCEPT}
|
||||||
case $IP_VERSION in
|
case $IP_VERSION in
|
||||||
ipv6) VER_IPTABLES=${IP6TABLES} ;;
|
ipv6) VER_IPTABLES=${IP6TABLES} ;;
|
||||||
ipv4|*) VER_IPTABLES=${IPTABLES} ;;
|
ipv4|*) VER_IPTABLES=${IPTABLES} ;;
|
||||||
esac
|
esac
|
||||||
${display_c} RED "Setting ${IP_VERSION} policies to ${SET_POLICY}..."
|
${display_c} RED "Setting ${IP_VERSION} policies to ${SET_POLICY}..."
|
||||||
${VER_IPTABLES} --policy INPUT ${SET_POLICY}
|
${VER_IPTABLES} --policy INPUT ${SET_POLICY}
|
||||||
${VER_IPTABLES} --policy OUTPUT ${SET_POLICY}
|
${VER_IPTABLES} --policy OUTPUT ${SET_POLICY}
|
||||||
${VER_IPTABLES} --policy FORWARD ${SET_POLICY}
|
${VER_IPTABLES} --policy FORWARD ${SET_POLICY}
|
||||||
}
|
}
|
||||||
|
|
||||||
# setup_iptables_chains (ipv4|ipv6)
|
# setup_iptables_chains (ipv4|ipv6)
|
||||||
# Creates the default chains when called
|
# Creates the default chains when called
|
||||||
function setup_iptables_chains {
|
function setup_iptables_chains {
|
||||||
IP_VERSION=$1
|
IP_VERSION=$1
|
||||||
case $IP_VERSION in
|
case $IP_VERSION in
|
||||||
ipv6) VER_IPTABLES=${IP6TABLES};
|
ipv6) VER_IPTABLES=${IP6TABLES};
|
||||||
IPVER="6" ;;
|
IPVER="6" ;;
|
||||||
ipv4|*) VER_IPTABLES=${IPTABLES}
|
ipv4|*) VER_IPTABLES=${IPTABLES}
|
||||||
IPVER="4" ;;
|
IPVER="4" ;;
|
||||||
esac
|
esac
|
||||||
# Create the actual chains
|
# Create the actual chains
|
||||||
${display_c} GREEN "Setting up chains for ${IP_VERSION}..."
|
${display_c} GREEN "Setting up chains for ${IP_VERSION}..."
|
||||||
${VER_IPTABLES} -N ${InPreRules}
|
${VER_IPTABLES} -N ${InPreRules}
|
||||||
${VER_IPTABLES} -N ${OutPreRules}
|
${VER_IPTABLES} -N ${OutPreRules}
|
||||||
${VER_IPTABLES} -N ${Trusted}
|
${VER_IPTABLES} -N ${Trusted}
|
||||||
${VER_IPTABLES} -N ${InEasyBlock}
|
${VER_IPTABLES} -N ${InEasyBlock}
|
||||||
${VER_IPTABLES} -N ${OutEasyBlock}
|
${VER_IPTABLES} -N ${OutEasyBlock}
|
||||||
${VER_IPTABLES} -N ${InFilter}
|
${VER_IPTABLES} -N ${InFilter}
|
||||||
${VER_IPTABLES} -N ${OutFilter}
|
${VER_IPTABLES} -N ${OutFilter}
|
||||||
${VER_IPTABLES} -N ${FwdFilter}
|
${VER_IPTABLES} -N ${FwdFilter}
|
||||||
${VER_IPTABLES} -N ${NAT}
|
${VER_IPTABLES} -N ${NAT}
|
||||||
${VER_IPTABLES} -N ${PortForward}
|
${VER_IPTABLES} -N ${PortForward}
|
||||||
${VER_IPTABLES} -N ${InPostRules}
|
${VER_IPTABLES} -N ${InPostRules}
|
||||||
${VER_IPTABLES} -N ${OutPostRules}
|
${VER_IPTABLES} -N ${OutPostRules}
|
||||||
|
|
||||||
# Set up rules - the order matters - we do it separately here
|
# Set up rules - the order matters - we do it separately here
|
||||||
# for easy viewing of order
|
# for easy viewing of order
|
||||||
if [ -x ${v${IPVER}_Custom_Pre} ]; then . ${v${IPVER}_Custom_Pre}; fi
|
if [ -x ${v${IPVER}_Custom_Pre} ]; then . ${v${IPVER}_Custom_Pre}; fi
|
||||||
${VER_IPTABLES} -A INPUT -j ${InPreRules}
|
${VER_IPTABLES} -A INPUT -j ${InPreRules}
|
||||||
${VER_IPTABLES} -A OUTPUT -j ${OutPreRules}
|
${VER_IPTABLES} -A OUTPUT -j ${OutPreRules}
|
||||||
if [ -x ${v${IPVER}_Custom_Trust} ]; then . ${v${IPVER}_Custom_Trust}; fi
|
if [ -x ${v${IPVER}_Custom_Trust} ]; then . ${v${IPVER}_Custom_Trust}; fi
|
||||||
${VER_IPTABLES} -A INPUT -j ${Trusted}
|
${VER_IPTABLES} -A INPUT -j ${Trusted}
|
||||||
if [ -x ${v${IPVER}_Custom_EasyBlock} ]; then . ${v${IPVER}_Custom_EasyBlock}; fi
|
if [ -x ${v${IPVER}_Custom_EasyBlock} ]; then . ${v${IPVER}_Custom_EasyBlock}; fi
|
||||||
${VER_IPTABLES} -A INPUT -j ${InEasyBlock}
|
${VER_IPTABLES} -A INPUT -j ${InEasyBlock}
|
||||||
${VER_IPTABLES} -A OUTPUT -j ${OutEasyBlock}
|
${VER_IPTABLES} -A OUTPUT -j ${OutEasyBlock}
|
||||||
if [ -x ${v${IPVER}_Custom_Filter} ]; then . ${v${IPVER}_Custom_Filter}; fi
|
if [ -x ${v${IPVER}_Custom_Filter} ]; then . ${v${IPVER}_Custom_Filter}; fi
|
||||||
${VER_IPTABLES} -A INPUT -j ${InFilter}
|
${VER_IPTABLES} -A INPUT -j ${InFilter}
|
||||||
${VER_IPTABLES} -A OUTPUT -j ${OutFilter}
|
${VER_IPTABLES} -A OUTPUT -j ${OutFilter}
|
||||||
${VER_IPTABLES} -A FORWARD -j ${FwdFilter}
|
${VER_IPTABLES} -A FORWARD -j ${FwdFilter}
|
||||||
if [ -x ${v${IPVER}_Custom_NAT} ]; then . ${v${IPVER}_Custom_NAT}; fi
|
if [ -x ${v${IPVER}_Custom_NAT} ]; then . ${v${IPVER}_Custom_NAT}; fi
|
||||||
${VER_IPTABLES} -A POSTROUTING -j ${NAT}
|
${VER_IPTABLES} -A POSTROUTING -j ${NAT}
|
||||||
if [ -x ${v${IPVER}_Custom_PortFw} ]; then . ${v${IPVER}_Custom_PortFw}; fi
|
if [ -x ${v${IPVER}_Custom_PortFw} ]; then . ${v${IPVER}_Custom_PortFw}; fi
|
||||||
${VER_IPTABLES} -A PREROUTING -j ${PortForward}
|
${VER_IPTABLES} -A PREROUTING -j ${PortForward}
|
||||||
if [ -x ${v${IPVER}_Custom_Post} ]; then . ${v${IPVER}_Custom_Post}; fi
|
if [ -x ${v${IPVER}_Custom_Post} ]; then . ${v${IPVER}_Custom_Post}; fi
|
||||||
${VER_IPTABLES} -A INPUT -j ${InPostRules}
|
${VER_IPTABLES} -A INPUT -j ${InPostRules}
|
||||||
${VER_IPTABLES} -A OUTPUT -j ${OutPostRules}
|
${VER_IPTABLES} -A OUTPUT -j ${OutPostRules}
|
||||||
}
|
}
|
||||||
Loading…
Reference in New Issue