mirror of
https://gitlab.com/shorewall/code.git
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Support for arptables.
Signed-off-by: Tom Eastep <teastep@mint14.(none)>
This commit is contained in:
Tom Eastep
parent
90e0c8b717
commit
38657d9f98
@ -25,7 +25,7 @@
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# loaded after this one and replaces some of the functions declared here.
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#
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SHOREWALL_CAPVERSION=40509
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SHOREWALL_CAPVERSION=40512
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[ -n "${g_program:=shorewall}" ]
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@ -329,11 +329,30 @@ logwatch() # $1 = timeout -- if negative, prompt each time that
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done
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}
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#
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# Try to find the arptables binary -- sets the variable 'arptables'
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#
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resolve_arptables() {
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arptables="$ARPTABLES"
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[ -n "${arptables:=arptables}" ]
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case $arptables in
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*/*)
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;;
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*)
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arptables=$(mywhich "$arptables")
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;;
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esac
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}
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#
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# Save currently running configuration
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#
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do_save() {
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local status
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local arptables
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status=0
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if [ -f ${VARDIR}/firewall ]; then
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@ -353,6 +372,42 @@ do_save() {
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status=1
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fi
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case ${SAVE_ARPTABLES:=No} in
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[Yy]es)
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resolve_arptables
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if [ -n "$arptables" ]; then
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#
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# 'sed' command is a hack to work around broken arptables_jf
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#
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if ${arptables}-save | sed 's/-p[[:space:]]\+0\([[:digit:]]\)00\/ffff/-p 000\1\/ffff/' > ${VARDIR}/restore-$$; then
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if grep -q '^-A' ${VARDIR}/restore-$$; then
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mv -f ${VARDIR}/restore-$$ ${g_restorepath}-arptables
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else
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rm -f ${VARDIR}/restore-$$
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fi
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fi
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else
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case "$ARPTABLES" in
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*/*)
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error_message "ERROR: ARPTABLES=$ARPTABLES does not exist or is not executable - arptables not saved"
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;;
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*)
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error_message "ERROR: The arptables utility cannot be located - arptables not saved"
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;;
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esac
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rm -f ${g_restorepath}-arptables
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fi
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;;
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[Nn]o)
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rm -f ${g_restorepath}-arptables
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;;
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*)
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error_message "WARNING: Invalid value ($SAVE_ARPTABLES) for SAVE_ARPTABLES"
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;;
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esac
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case ${SAVE_IPSETS:=No} in
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[Yy]es)
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case ${IPSET:=ipset} in
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@ -683,6 +738,7 @@ show_command() {
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table_given=
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local output_filter
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output_filter=cat
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local arptables
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show_macro() {
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foo=`grep 'This macro' $macro | sed 's/This macro //'`
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@ -999,6 +1055,17 @@ show_command() {
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echo
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show_nfacct
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;;
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arptables)
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[ $# -gt 1 ] && usage 1
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resolve_arptables
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if [ -n "$arptables" -a -x $arptables ]; then
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echo "$g_product $SHOREWALL_VERSION arptables at $g_hostname - $(date)"
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echo
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$arptables -L -n -v
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else
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error_message "Cannot locate the arptables executable"
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fi
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;;
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*)
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case "$g_program" in
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*-lite)
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@ -1156,6 +1223,9 @@ dump_filter() {
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do_dump_command() {
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local finished
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finished=0
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local arptables
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resolve_arptables
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while [ $finished -eq 0 -a $# -gt 0 ]; do
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option=$1
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@ -1230,6 +1300,11 @@ do_dump_command() {
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host=$(echo $g_hostname | sed 's/\..*$//')
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$g_tool -L $g_ipt_options
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if [ -n "$arptables" -a -x "$arptables" ]; then
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heading "ARP rules"
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$arptables -L -n -v
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fi
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heading "Log ($LOGFILE)"
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packet_log 20
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@ -2035,6 +2110,7 @@ determine_capabilities() {
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local tool
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local chain
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local chain1
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local arptables
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if [ -z "$g_tool" ]; then
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[ $g_family -eq 4 ] && tool=iptables || tool=ip6tables
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@ -2125,6 +2201,7 @@ determine_capabilities() {
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RPFILTER_MATCH=
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NFACCT_MATCH=
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CHECKSUM_TARGET=
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ARPTABLESJF=
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AMANDA_HELPER=
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FTP_HELPER=
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FTP0_HELPER=
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@ -2141,6 +2218,12 @@ determine_capabilities() {
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TFTP_HELPER=
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TFTP0_HELPER=
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resolve_arptables
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if [ -n "$arptables" -a -x $arptables ]; then
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qt $arptables -L OUT && ARPTABLESJF=Yes
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fi
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chain=fooX$$
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if [ -n "$NAT_ENABLED" ]; then
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@ -2524,6 +2607,7 @@ report_capabilities_unsorted() {
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report_capability "RPFilter match" $RPFILTER_MATCH
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report_capability "NFAcct match" $NFACCT_MATCH
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report_capability "Checksum Target" $CHECKSUM_TARGET
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report_capability "Arptables JF" $ARPTABLESJF
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report_capability "Amanda Helper" $AMANDA_HELPER
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report_capability "FTP Helper" $FTP_HELPER
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@ -2641,6 +2725,7 @@ report_capabilities_unsorted1() {
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report_capability1 RPFILTER_MATCH
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report_capability1 NFACCT_MATCH
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report_capability1 CHECKSUM_TARGET
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report_capability1 ARPTABLESJF
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report_capability1 AMANDA_HELPER
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report_capability1 FTP_HELPER
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@ -2784,6 +2869,7 @@ forget_command() {
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rm -f $g_restorepath
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rm -f ${g_restorepath}-iptables
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rm -f ${g_restorepath}-ipsets
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rm -f ${g_restorepath}-arptables
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echo " $g_restorepath removed"
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elif [ -f $g_restorepath ]; then
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echo " $g_restorepath exists and is not a saved $g_product configuration"
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@ -3215,6 +3301,7 @@ usage() # $1 = exit status
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echo " save [ <file name> ]"
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echo " show [ -b ] [ -x ] [ -t {filter|mangle|nat} ] [ {chain [<chain> [ <chain> ... ]"
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echo " show [ -f ] capabilities"
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echo " show arptables"
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echo " show classifiers"
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echo " show config"
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echo " show connections"
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294
Shorewall/Perl/Shorewall/ARP.pm
Normal file
294
Shorewall/Perl/Shorewall/ARP.pm
Normal file
@ -0,0 +1,294 @@
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#
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# Shorewall 4.5 -- /usr/share/shorewall/Shorewall/ARP.pm
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#
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# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
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#
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# (c) 2013 - Tom Eastep (teastep@shorewall.net)
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#
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# Complete documentation is available at http://shorewall.net
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#
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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 Version 2 of the GNU General Public License
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# as published by the Free Software Foundation.
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#
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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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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# This file is responsible for Shorewall's arptables support
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#
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package Shorewall::ARP;
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require Exporter;
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use Shorewall::Config qw(:DEFAULT :internal);
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use Shorewall::Zones;
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use Shorewall::IPAddrs;
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use strict;
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our @ISA = qw(Exporter);
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our @EXPORT = ( qw( process_arprules create_arptables_load preview_arptables_load ) );
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our %arp_table;
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our $arp_input;
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our $arp_output;
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our $arp_forward;
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our $sourcemac;
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our $destmac;
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our @builtins;
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our $arptablesjf;
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our @map = ( qw( 0 Request Reply Request_Reverse Reply_Reverse DRARP_Request DRARP_Reply DRARP_Error InARP_Request ARP_NAK ) );
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sub match_arp_net( $$$ ) {
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my ( $net, $mac, $source ) = @_;
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my $return = '';
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if ( supplied $net ) {
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my ( $addr , $mask ) = split( $net , '/', 2 );
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my $invert = ( $addr =~ s/^!// ) ? '! ' : '';
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validate_net $net, 0;
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$return = $source ? "-s $net " : "-d $net ";
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}
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if ( supplied $mac ) {
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my ( $addr , $mask ) = split( $mac , '/', 2 );
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my $invert = ( $addr =~ s/^!// ) ? '! ' : '';
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fatal_error "Invalid MAC address ($net)" unless $addr =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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if ( supplied $mask ) {
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fatal_error "Invalid MAC Mask ($mask)" unless $mask =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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$return .= $source ? "$sourcemac $invert$addr/$mask " : "$destmac $invert$addr/mask ";
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} else {
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$return .= $source ? "$sourcemac $invert$addr " : "$destmac $invert$addr ";
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}
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}
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$return;
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}
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sub process_arprule() {
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my ( $originalaction, $source, $dest, $opcode ) = split_line( 'arprules file entry', {action => 0, source => 1, dest => 2, opcode => 3 } );
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my $chainref;
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my $iiface;
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my $diface;
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my $saddr;
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my $smac;
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my $daddr;
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my $dmac;
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my $rule = '';
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fatal_error "ACTION must be specified" if $originalaction eq '-';
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my ( $action, $newaddr ) = split( ':', $originalaction, 2 );
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my %functions = ( DROP => sub() { $rule .= "-j DROP" },
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ACCEPT => sub() { $rule .= "-j ACCEPT" },
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SNAT => sub() { validate_address $newaddr, 0;
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$rule .= "-j mangle --mangle-ip-s $newaddr"; },
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DNAT => sub() { validate_address $newaddr, 0;
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$rule .= "-j mangle --mangle-ip-d $newaddr"; },
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SMAT => sub() { fatal_error "Invalid MAC address ($newaddr)" unless $newaddr =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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$rule .= "-j mangle --mangle-mac-s $newaddr"; },
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DMAT => sub() { fatal_error "Invalid MAC address ($newaddr)" unless $newaddr =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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$rule .= "-j mangle --mangle-mac-d $newaddr"; },
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SNATC => sub() { validate_address $newaddr, 0;
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$rule .= "-j mangle --mangle-ip-s $newaddr--mangle-target CONTINUE"; },
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DNATC => sub() { validate_address $newaddr, 0;
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$rule .= "-j mangle --mangle-ip-d $newaddr--mangle-target CONTINUE"; },
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SMATC => sub() { fatal_error "Invalid MAC address ($newaddr)" unless $newaddr =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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$rule .= "-j mangle --mangle-mac-s $newaddr--mangle-target CONTINUE"; },
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DMATC => sub() { fatal_error "Invalid MAC address ($newaddr)" unless $newaddr =~ /^(?:[0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$/;
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$rule .= "-j mangle --mangle-mac-d $newaddr --mangle-target CONTINUE"; },
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);
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if ( supplied $newaddr ) {
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fatal_error "The $action ACTION does not allow a new address" unless $action =~ /^SNAT|DNAT|SMAT|DMAT$/;
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} else {
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fatal_error "Invalid ACTION ($action)" unless $action =~ /^DROP|ACCEPT$/;
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}
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if ( $source ne '-' ) {
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if ( $source =~ /^(.+?):(.*)(?::(.*))?/ ) {
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$iiface = $1;
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$saddr = $2;
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$smac = $3;
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} else {
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$iiface = $source;
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}
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$iiface = find_interface( $iiface )->{physical};
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fatal_error "Wildcard Interfaces ( $iiface )may not be used in this context" if $iiface =~ /\+$/;
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$rule .= "-i $iiface ";
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$rule .= match_arp_net( $saddr , $smac, 1 ) if supplied( $saddr );
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$chainref = $arp_input;
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}
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if ( $dest ne '-' ) {
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if ( $dest =~ /^(.+?):(.*)(?::(.*))?/ ) {
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$diface = $1;
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$daddr = $2;
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$dmac = $3;
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} else {
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$diface = $dest;
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}
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$diface = find_interface( $diface )->{physical};
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fatal_error "A wildcard interfaces ( $diface) may not be used in this context" if $diface =~ /\+$/;
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if ( $iiface ) {
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fatal_error "When both SOURCE and DEST are given, the interfaces must be ports on the same bridge"
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if $iiface->{bridge} ne $diface->{bridge};
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$chainref = $arp_forward;
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} else {
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$chainref = $arp_output;
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}
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$rule .= "-o $diface ";
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$rule .= match_arp_net( $daddr , $dmac, 0 ) if supplied( $daddr );
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}
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if ( $opcode ne '-' ) {
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my $invert = ( $opcode =~ s/^!// ) ? '! ' : '';
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fatal_error "Invalid ARP OPCODE ($opcode)" unless $opcode =~ /^\d$/ && $opcode;
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$rule .= $arptablesjf ? " --arpop ${invert}$map[$opcode] " : "--opcode $opcode ";
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}
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$functions{$action} ->();
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fatal_error "Either SOURCE or DEST must be specified" unless $chainref;
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push @$chainref, $rule;
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}
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sub process_arprules() {
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my $result = 0;
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if ( $arptablesjf = have_capability 'ARPTABLESJF' ) {
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$arp_input = $arp_table{IN} = [];
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$arp_output = $arp_table{OUT} = [];
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$arp_forward = $arp_table{FORWARD} = [];
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@builtins = qw( IN OUT FORWARD );
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$sourcemac = '-z';
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$destmac = '-y';
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} else {
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$arp_input = $arp_table{INPUT} = [];
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$arp_output = $arp_table{OUTPUT} = [];
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$arp_forward = $arp_table{FORWARD} = [];
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@builtins = qw( INPUT OUTPUT FORWARD );
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$sourcemac = '--source-mac';
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$destmac = '--dest-mac';
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}
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my $fn = open_file 'arprules';
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if ( $fn ) {
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first_entry( sub() {
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$result = 1;
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progress_message2 "$doing $fn..."; }
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);
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process_arprule while read_a_line( NORMAL_READ );
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}
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$result;
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}
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sub create_arptables_load( $ ) {
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my $test = shift;
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emit ( '#',
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'# Create the input to arptables-restore and pass that input to the utility',
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'#',
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'setup_arptables()',
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'{'
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);
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push_indent;
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save_progress_message "Preparing arptables-restore input...";
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emit '';
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emit "exec 3>\${VARDIR}/.arptables-input";
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my $date = localtime;
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unless ( $test ) {
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emit_unindented '#';
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emit_unindented "# Generated by Shorewall $globals{VERSION} - $date";
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emit_unindented '#';
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}
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emit '';
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emit 'cat >&3 << __EOF__';
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emit_unindented "*filter";
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emit_unindented ":$_ ACCEPT" for @builtins;
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for ( @builtins ) {
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my $rules = $arp_table{$_};
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while ( my $rule = shift @$rules ) {
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emit_unindented "-A $_ $rule";
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}
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}
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emit_unindented "COMMIT\n" if $arptablesjf;
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emit_unindented "__EOF__";
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#
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# Now generate the actual ip[6]tables-restore command
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#
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emit( 'exec 3>&-',
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'',
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'progress_message2 "Running $ARPTABLES_RESTORE..."',
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'',
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'cat ${VARDIR}/.arptables-input | $ARPTABLES_RESTORE # Use this nonsensical form to appease SELinux',
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'if [ $? != 0 ]; then',
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qq( fatal_error "arptables-restore Failed. Input is in \${VARDIR}/.arptables-input"),
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"fi\n"
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);
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||||
|
||||
pop_indent;
|
||||
emit "}\n";
|
||||
}
|
||||
|
||||
sub preview_arptables_load() {
|
||||
|
||||
my $date = localtime;
|
||||
|
||||
print "#\n# Generated by Shorewall $globals{VERSION} - $date\n#\n";
|
||||
|
||||
print "*filter\n";
|
||||
|
||||
print ":$_ ACCEPT\n" for qw( INPUT OUTPUT FORWARD );
|
||||
|
||||
for ( @builtins ) {
|
||||
my $rules = $arp_table{$_};
|
||||
|
||||
while ( my $rule = shift @$rules ) {
|
||||
print "-A $rule\n";
|
||||
}
|
||||
}
|
||||
|
||||
print "COMMIT\n" if $arptablesjf;
|
||||
|
||||
print "\n";
|
||||
}
|
||||
|
||||
1;
|
||||
@ -36,6 +36,7 @@ use Shorewall::Proc;
|
||||
use Shorewall::Proxyarp;
|
||||
use Shorewall::Raw;
|
||||
use Shorewall::Misc;
|
||||
use Shorewall::ARP;
|
||||
|
||||
use strict;
|
||||
|
||||
@ -50,6 +51,8 @@ our $test;
|
||||
|
||||
our $family;
|
||||
|
||||
our $have_arptables;
|
||||
|
||||
#
|
||||
# Initilize the package-globals in the other modules
|
||||
#
|
||||
@ -226,6 +229,22 @@ sub generate_script_2() {
|
||||
|
||||
set_chain_variables;
|
||||
|
||||
my $need_arptables = $have_arptables || $config{SAVE_ARPTABLES};
|
||||
|
||||
if ( my $arptables = $config{ARPTABLES} ) {
|
||||
emit( qq(ARPTABLES="$arptables"),
|
||||
'[ -x "$ARPTABLES" ] || startup_error "ARPTABLES=$ARPTABLES does not exist or is not executable"',
|
||||
);
|
||||
} elsif ( $need_arptables ) {
|
||||
emit( '[ -z "$ARPTABLES" ] && ARPTABLES=$(mywhich arptables)',
|
||||
'[ -n "$ARPTABLES" -a -x "$ARPTABLES" ] || startup_error "Can\'t find arptables executable"' );
|
||||
}
|
||||
|
||||
if ( $need_arptables ) {
|
||||
emit( 'ARPTABLES_RESTORE=${ARPTABLES}-restore',
|
||||
'[ -x "$ARPTABLES_RESTORE" ] || startup_error "$ARPTABLES_RESTORE does not exist or is not executable"' );
|
||||
}
|
||||
|
||||
if ( $config{EXPORTPARAMS} ) {
|
||||
append_file 'params';
|
||||
} else {
|
||||
@ -323,6 +342,7 @@ sub generate_script_3($) {
|
||||
}
|
||||
|
||||
create_netfilter_load( $test );
|
||||
create_arptables_load( $test ) if $have_arptables;
|
||||
create_chainlist_reload( $_[0] );
|
||||
|
||||
emit "#\n# Start/Restart the Firewall\n#";
|
||||
@ -450,16 +470,25 @@ sub generate_script_3($) {
|
||||
' if [ -f $iptables_save_file ]; then' );
|
||||
|
||||
if ( $family == F_IPV4 ) {
|
||||
emit ' cat $iptables_save_file | $IPTABLES_RESTORE # Use this nonsensical form to appease SELinux'
|
||||
emit( ' cat $iptables_save_file | $IPTABLES_RESTORE # Use this nonsensical form to appease SELinux' );
|
||||
|
||||
emit( '',
|
||||
' arptables_save_file=${VARDIR}/$(basename $0)-arptables',
|
||||
' if [ -f $arptables_save_file ]; then',
|
||||
' cat $arptables_save_file | $ARPTABLES_RESTORE',
|
||||
' fi')
|
||||
if $config{SAVE_ARPTABLES};
|
||||
|
||||
} else {
|
||||
emit ' cat $iptables_save_file | $IP6TABLES_RESTORE # Use this nonsensical form to appease SELinux'
|
||||
}
|
||||
|
||||
emit<<'EOF';
|
||||
else
|
||||
fatal_error "$iptables_save_file does not exist"
|
||||
fi
|
||||
EOF
|
||||
emit( ' else',
|
||||
' fatal_error "$iptables_save_file does not exist"',
|
||||
' fi',
|
||||
''
|
||||
);
|
||||
|
||||
push_indent;
|
||||
setup_load_distribution;
|
||||
setup_forwarding( $family , 1 );
|
||||
@ -489,6 +518,7 @@ EOF
|
||||
' setup_netfilter'
|
||||
);
|
||||
push_indent;
|
||||
emit 'setup_arptables' if $have_arptables;
|
||||
setup_load_distribution;
|
||||
pop_indent;
|
||||
|
||||
@ -544,8 +574,9 @@ sub compiler {
|
||||
my ( $scriptfilename, $directory, $verbosity, $timestamp , $debug, $chains , $log , $log_verbosity, $preview, $confess , $update , $annotate , $convert, $config_path, $shorewallrc , $shorewallrc1 , $directives ) =
|
||||
( '', '', -1, '', 0, '', '', -1, 0, 0, 0, 0, , 0 , '' , '/usr/share/shorewall/shorewallrc', '' , 0 );
|
||||
|
||||
$export = 0;
|
||||
$test = 0;
|
||||
$export = 0;
|
||||
$test = 0;
|
||||
$have_arptables = 0;
|
||||
|
||||
sub validate_boolean( $ ) {
|
||||
my $val = numeric_value( shift );
|
||||
@ -754,6 +785,8 @@ sub compiler {
|
||||
emit "}\n"; # End of setup_routing_and_traffic_shaping()
|
||||
}
|
||||
|
||||
$have_arptables = process_arprules if $family == F_IPV4;
|
||||
|
||||
disable_script;
|
||||
#
|
||||
# N E T F I L T E R
|
||||
@ -837,7 +870,7 @@ sub compiler {
|
||||
generate_script_2;
|
||||
#
|
||||
# N E T F I L T E R L O A D
|
||||
# (Produces setup_netfilter(), chainlist_reload() and define_firewall() )
|
||||
# (Produces setup_netfilter(), setup_arptables(), chainlist_reload() and define_firewall() )
|
||||
#
|
||||
generate_script_3( $chains );
|
||||
#
|
||||
@ -850,7 +883,7 @@ sub compiler {
|
||||
# S T O P _ F I R E W A L L
|
||||
# (Writes the stop_firewall() function to the compiled script)
|
||||
#
|
||||
compile_stop_firewall( $test, $export );
|
||||
compile_stop_firewall( $test, $export , $have_arptables );
|
||||
#
|
||||
# U P D O W N
|
||||
# (Writes the updown() function to the compiled script)
|
||||
@ -898,7 +931,10 @@ sub compiler {
|
||||
|
||||
generate_script_2 if $debug;
|
||||
|
||||
preview_netfilter_load if $preview;
|
||||
if ( $preview ) {
|
||||
preview_netfilter_load;
|
||||
preview_arptables_load if $have_arptables;
|
||||
}
|
||||
}
|
||||
#
|
||||
# Re-initialize the chain table so that process_routestopped() has the same
|
||||
@ -908,7 +944,7 @@ sub compiler {
|
||||
initialize_chain_table(0);
|
||||
|
||||
if ( $debug ) {
|
||||
compile_stop_firewall( $test, $export );
|
||||
compile_stop_firewall( $test, $export, $have_arptables );
|
||||
disable_script;
|
||||
} else {
|
||||
#
|
||||
|
||||
@ -350,6 +350,7 @@ our %capdesc = ( NAT_ENABLED => 'NAT',
|
||||
RPFILTER_MATCH => 'RPFilter Match',
|
||||
NFACCT_MATCH => 'NFAcct Match',
|
||||
CHECKSUM_TARGET => 'Checksum Target',
|
||||
ARPTABLESJF => 'Arptables JF',
|
||||
AMANDA_HELPER => 'Amanda Helper',
|
||||
FTP_HELPER => 'FTP Helper',
|
||||
FTP0_HELPER => 'FTP-0 Helper',
|
||||
@ -636,7 +637,7 @@ sub initialize( $;$$) {
|
||||
KLUDGEFREE => '',
|
||||
STATEMATCH => '-m state --state',
|
||||
VERSION => "4.5.12-Beta3",
|
||||
CAPVERSION => 40509 ,
|
||||
CAPVERSION => 40512 ,
|
||||
);
|
||||
#
|
||||
# From shorewall.conf file
|
||||
@ -722,6 +723,7 @@ sub initialize( $;$$) {
|
||||
MACLIST_TABLE => undef,
|
||||
MACLIST_TTL => undef,
|
||||
SAVE_IPSETS => undef,
|
||||
SAVE_ARPTABLES => undef,
|
||||
MAPOLDACTIONS => undef,
|
||||
FASTACCEPT => undef,
|
||||
IMPLICIT_CONTINUE => undef,
|
||||
@ -880,6 +882,7 @@ sub initialize( $;$$) {
|
||||
RPFILTER_MATCH => undef,
|
||||
NFACCT_MATCH => undef,
|
||||
CHECKSUM_TARGET => undef,
|
||||
ARPTABLESJF => undef,
|
||||
|
||||
AMANDA_HELPER => undef,
|
||||
FTP_HELPER => undef,
|
||||
@ -1015,12 +1018,14 @@ sub initialize( $;$$) {
|
||||
$globals{CONFDIR} = "$shorewallrc{CONFDIR}/shorewall";
|
||||
$globals{PRODUCT} = 'shorewall';
|
||||
$config{IPTABLES} = undef;
|
||||
$config{ARPTABLES} = undef;
|
||||
$validlevels{ULOG} = 'ULOG';
|
||||
} else {
|
||||
$globals{SHAREDIR} = "$shorewallrc{SHAREDIR}/shorewall6";
|
||||
$globals{CONFDIR} = "$shorewallrc{CONFDIR}/shorewall6";
|
||||
$globals{PRODUCT} = 'shorewall6';
|
||||
$config{IP6TABLES} = undef;
|
||||
delete $config{ARPTABLES};
|
||||
}
|
||||
|
||||
%shorewallrc1 = %shorewallrc unless $shorewallrc1;
|
||||
@ -3911,9 +3916,21 @@ sub Checksum_Target() {
|
||||
have_capability 'MANGLE_ENABLED' && qt1( "$iptables -t mangle -A $sillyname -j CHECKSUM --checksum-fill" );
|
||||
}
|
||||
|
||||
sub Arptables_JF() {
|
||||
my $arptables = $config{ARPTABLES};
|
||||
|
||||
$arptables = which( 'arptables' ) unless supplied $arptables;
|
||||
|
||||
if ( $arptables && -f $arptables && -x _ ) {
|
||||
$config{ARPTABLES} = $arptables;
|
||||
qt( "$arptables -L OUT" );
|
||||
}
|
||||
}
|
||||
|
||||
our %detect_capability =
|
||||
( ACCOUNT_TARGET =>\&Account_Target,
|
||||
AMANDA_HELPER => \&Amanda_Helper,
|
||||
ARPTABLESJF => \&Arptables_JF,
|
||||
AUDIT_TARGET => \&Audit_Target,
|
||||
ADDRTYPE => \&Addrtype,
|
||||
BASIC_FILTER => \&Basic_Filter,
|
||||
@ -4986,6 +5003,7 @@ sub get_configuration( $$$$ ) {
|
||||
unsupported_yes_no_warning 'RFC1918_STRICT';
|
||||
|
||||
default_yes_no 'SAVE_IPSETS' , '';
|
||||
default_yes_no 'SAVE_ARPTABLES' , '';
|
||||
default_yes_no 'STARTUP_ENABLED' , 'Yes';
|
||||
default_yes_no 'DELAYBLACKLISTLOAD' , '';
|
||||
default_yes_no 'MAPOLDACTIONS' , 'Yes';
|
||||
@ -5496,7 +5514,7 @@ sub generate_aux_config() {
|
||||
|
||||
emit "#\n# Shorewall auxiliary configuration file created by Shorewall version $globals{VERSION} - $date\n#";
|
||||
|
||||
for my $option ( qw(VERBOSITY LOGFILE LOGFORMAT IPTABLES IP6TABLES IP TC IPSET PATH SHOREWALL_SHELL SUBSYSLOCK LOCKFILE RESTOREFILE) ) {
|
||||
for my $option ( qw(VERBOSITY LOGFILE LOGFORMAT ARPTABLES IPTABLES IP6TABLES IP TC IPSET PATH SHOREWALL_SHELL SUBSYSLOCK LOCKFILE RESTOREFILE) ) {
|
||||
conditionally_add_option $option;
|
||||
}
|
||||
|
||||
|
||||
@ -2317,8 +2317,8 @@ sub setup_mss( ) {
|
||||
#
|
||||
# Compile the stop_firewall() function
|
||||
#
|
||||
sub compile_stop_firewall( $$ ) {
|
||||
my ( $test, $export ) = @_;
|
||||
sub compile_stop_firewall( $$$ ) {
|
||||
my ( $test, $export, $have_arptables ) = @_;
|
||||
|
||||
my $input = $filter_table->{INPUT};
|
||||
my $output = $filter_table->{OUTPUT};
|
||||
@ -2523,6 +2523,8 @@ EOF
|
||||
create_stop_load $test;
|
||||
|
||||
if ( $family == F_IPV4 ) {
|
||||
emit( '$ARPTABLES -F',
|
||||
'' ) if $have_arptables;
|
||||
if ( $config{IP_FORWARDING} eq 'on' ) {
|
||||
emit( 'echo 1 > /proc/sys/net/ipv4/ip_forward',
|
||||
'progress_message2 IPv4 Forwarding Enabled' );
|
||||
|
||||
@ -55,6 +55,8 @@ TCP_FLAGS_LOG_LEVEL=info
|
||||
# L O C A T I O N O F F I L E S A N D D I R E C T O R I E S
|
||||
###############################################################################
|
||||
|
||||
ARPTABLES=
|
||||
|
||||
CONFIG_PATH=${CONFDIR}/shorewall:${SHAREDIR}/shorewall
|
||||
|
||||
GEOIPDIR=/usr/share/xt_geoip/LE
|
||||
@ -194,6 +196,8 @@ RETAIN_ALIASES=No
|
||||
|
||||
ROUTE_FILTER=No
|
||||
|
||||
SAVE_ARPTABLES=No
|
||||
|
||||
SAVE_IPSETS=No
|
||||
|
||||
TC_ENABLED=Internal
|
||||
|
||||
@ -66,6 +66,8 @@ TCP_FLAGS_LOG_LEVEL=info
|
||||
# L O C A T I O N O F F I L E S A N D D I R E C T O R I E S
|
||||
###############################################################################
|
||||
|
||||
ARPTABLES=
|
||||
|
||||
CONFIG_PATH=${CONFDIR}/shorewall:${SHAREDIR}/shorewall
|
||||
|
||||
GEOIPDIR=/usr/share/xt_geoip/LE
|
||||
@ -205,6 +207,8 @@ RETAIN_ALIASES=No
|
||||
|
||||
ROUTE_FILTER=No
|
||||
|
||||
SAVE_ARPTABLES=No
|
||||
|
||||
SAVE_IPSETS=No
|
||||
|
||||
TC_ENABLED=Internal
|
||||
|
||||
@ -64,6 +64,8 @@ TCP_FLAGS_LOG_LEVEL=info
|
||||
# L O C A T I O N O F F I L E S A N D D I R E C T O R I E S
|
||||
###############################################################################
|
||||
|
||||
ARPTABLES=
|
||||
|
||||
CONFIG_PATH=${CONFDIR}/shorewall:${SHAREDIR}/shorewall
|
||||
|
||||
GEOIPDIR=/usr/share/xt_geoip/LE
|
||||
@ -203,6 +205,8 @@ RETAIN_ALIASES=No
|
||||
|
||||
ROUTE_FILTER=No
|
||||
|
||||
SAVE_ARPTABLES=No
|
||||
|
||||
SAVE_IPSETS=No
|
||||
|
||||
TC_ENABLED=Internal
|
||||
|
||||
@ -67,6 +67,8 @@ TCP_FLAGS_LOG_LEVEL=info
|
||||
# L O C A T I O N O F F I L E S A N D D I R E C T O R I E S
|
||||
###############################################################################
|
||||
|
||||
ARPTABLES=
|
||||
|
||||
CONFIG_PATH=${CONFDIR}/shorewall:${SHAREDIR}/shorewall
|
||||
|
||||
GEOIPDIR=/usr/share/xt_geoip/LE
|
||||
@ -206,6 +208,8 @@ RETAIN_ALIASES=No
|
||||
|
||||
ROUTE_FILTER=No
|
||||
|
||||
SAVE_ARPTABLES=No
|
||||
|
||||
SAVE_IPSETS=No
|
||||
|
||||
TC_ENABLED=Internal
|
||||
|
||||
8
Shorewall/configfiles/arprules
Normal file
8
Shorewall/configfiles/arprules
Normal file
@ -0,0 +1,8 @@
|
||||
#
|
||||
# Shorewall version 4 - arprules File
|
||||
#
|
||||
# For information about entries in this file, type "man shorewall-arprules"
|
||||
#
|
||||
##############################################################################################################
|
||||
#ACTION SOURCE DEST ARP
|
||||
# OPCODE
|
||||
@ -55,6 +55,8 @@ TCP_FLAGS_LOG_LEVEL=info
|
||||
# L O C A T I O N O F F I L E S A N D D I R E C T O R I E S
|
||||
###############################################################################
|
||||
|
||||
ARPTABLES=
|
||||
|
||||
CONFIG_PATH="${CONFDIR}/shorewall:${SHAREDIR}/shorewall"
|
||||
|
||||
GEOIPDIR=/usr/share/xt_geoip/LE
|
||||
@ -194,6 +196,8 @@ RETAIN_ALIASES=No
|
||||
|
||||
ROUTE_FILTER=No
|
||||
|
||||
SAVE_ARPTABLES=No
|
||||
|
||||
SAVE_IPSETS=No
|
||||
|
||||
TC_ENABLED=Internal
|
||||
|
||||
@ -641,6 +641,19 @@ if [ -f masq ]; then
|
||||
echo "Masquerade file installed as ${DESTDIR}${CONFDIR}/$PRODUCT/masq"
|
||||
fi
|
||||
fi
|
||||
|
||||
if [ -f arprules ]; then
|
||||
#
|
||||
# Install the ARP rules file
|
||||
#
|
||||
run_install $OWNERSHIP -m 0644 arprules ${DESTDIR}${SHAREDIR}/$PRODUCT/configfiles
|
||||
run_install $OWNERSHIP -m 0644 arprules.annotated ${DESTDIR}${SHAREDIR}/$PRODUCT/configfiles
|
||||
|
||||
if [ -z "$SPARSE" -a ! -f ${DESTDIR}${CONFDIR}/$PRODUCT/arprules ]; then
|
||||
run_install $OWNERSHIP -m 0600 arprules${suffix} ${DESTDIR}${CONFDIR}/$PRODUCT/arprules
|
||||
echo "ARP rules file installed as ${DESTDIR}${CONFDIR}/$PRODUCT/arprules"
|
||||
fi
|
||||
fi
|
||||
#
|
||||
# Install the Conntrack file
|
||||
#
|
||||
|
||||
378
Shorewall/manpages/shorewall-arprules.xml
Normal file
378
Shorewall/manpages/shorewall-arprules.xml
Normal file
@ -0,0 +1,378 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
|
||||
"http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd">
|
||||
<refentry>
|
||||
<refmeta>
|
||||
<refentrytitle>shorewall-arprules</refentrytitle>
|
||||
|
||||
<manvolnum>5</manvolnum>
|
||||
</refmeta>
|
||||
|
||||
<refnamediv>
|
||||
<refname>arprules</refname>
|
||||
|
||||
<refpurpose>Shorewall ARP rules file</refpurpose>
|
||||
</refnamediv>
|
||||
|
||||
<refsynopsisdiv>
|
||||
<cmdsynopsis>
|
||||
<command>/etc/shorewall/arprules</command>
|
||||
</cmdsynopsis>
|
||||
</refsynopsisdiv>
|
||||
|
||||
<refsect1>
|
||||
<title>Description</title>
|
||||
|
||||
<para>This file was added in Shorwall 4.5.12 and is used to describe
|
||||
low-level rules managed by arptables (8). These rules only affect Address
|
||||
Resolution Protocol (ARP), Reverse Address Resolution Protocol (RARP) and
|
||||
Dynamic Reverse Address Resolution Protocol (DRARP) frames.</para>
|
||||
|
||||
<para>The columns in the file are as shown below. MAC addresses are
|
||||
specified normally (6 hexidecimal numbers separated by colons).</para>
|
||||
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">ACTION</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Describes the action to take when a frame matches the criteria
|
||||
in the other columns. Possible values are:</para>
|
||||
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">ACCEPT</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>This is the default action if no rules matches a frame;
|
||||
it lets the frame go through.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">DROP</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Causes the frame to be dropped.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">SNAT:</emphasis><replaceable>ip-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Modifies the source IP address to the specified
|
||||
<replaceable>ip-address</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">DNAT:</emphasis><replaceable>ip-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Modifies the destination IP address to the specified
|
||||
<replaceable>ip-address</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">SMAT:</emphasis><replaceable>mac-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Modifies the source MAC address to the specified
|
||||
<replaceable>mac-address</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">DMAT:</emphasis><replaceable>mac-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Modifies the destination MAC address to the specified
|
||||
<replaceable>mac-address</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">SNATC:</emphasis><replaceable>ip-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Like SNAT except that the frame is then passed to the
|
||||
next rule.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">DNAC:</emphasis><replaceable>ip-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Like DNAT except that the frame is then passed to the
|
||||
next rule.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">SMATC:</emphasis><replaceable>mac-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Like SMAT except that the frame is then passed to the
|
||||
next rule.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">DMATC:</emphasis><replaceable>mac-address</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Like DMAT except that the frame is then passed to the
|
||||
next rule.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">SOURCE</emphasis> - <emphasis
|
||||
role="bold">[<replaceable>interface</replaceable>[:[!]<replaceable>ipaddress</replaceable>[/ip<replaceable>mask</replaceable>][:[!]<replaceable>macaddress</replaceable>[/<replaceable>macmask</replaceable>]]]]</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Where </para>
|
||||
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><replaceable>interface</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Is an interface defined in
|
||||
shorewall-interfaces(5).</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>ipaddress</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>is an IPv4 address.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>ipmask</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>specifies a mask to be applied to
|
||||
<replaceable>ipaddress</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>macaddress</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>The source MAC address.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>macmask</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Mask for MAC address; must be specified as 6 hexidecimal
|
||||
numbers separated by colons.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
|
||||
<para>When '!' is specified, the test is inverted.</para>
|
||||
|
||||
<para>If not specified, matches only frames originating on the
|
||||
firewall itself.</para>
|
||||
|
||||
<caution>
|
||||
<para>Either SOURCE or DEST must be specified.</para>
|
||||
</caution>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">DEST</emphasis> - <emphasis
|
||||
role="bold">[<replaceable>interface</replaceable>[:[!]<replaceable>ipaddress</replaceable>[/ip<replaceable>mask</replaceable>][:[!]<replaceable>macaddress</replaceable>[/<replaceable>macmask</replaceable>]]]]</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Where</para>
|
||||
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><replaceable>interface</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Is an interface defined in
|
||||
shorewall-interfaces(5).</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>ipaddress</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>is an IPv4 address or a MAC address.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>ipmask</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>specifies a mask to be applied to frame
|
||||
addresses.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>macaddress</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>The destination MAC address.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><replaceable>macmask</replaceable></term>
|
||||
|
||||
<listitem>
|
||||
<para>Mask for MAC address; must be specified as 6 hexidecimal
|
||||
numbers separated by colons.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
|
||||
<para>When '!' is specified, the test is inverted and the rule
|
||||
matches frames which do not match the specified address/mask.</para>
|
||||
|
||||
<para>If not specified, matches only frames originating on the
|
||||
firewall itself.</para>
|
||||
|
||||
<para>If both SOURCE and DEST are specified, then both interfaces
|
||||
must be bridge ports on the same bridge.</para>
|
||||
|
||||
<caution>
|
||||
<para>Either SOURCE or DEST must be specified.</para>
|
||||
</caution>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>ARP OPCODE - [[!]<replaceable>opcode</replaceable>]</term>
|
||||
|
||||
<listitem>
|
||||
<para>Optional. Describes the type of frame. Possible
|
||||
<replaceable>opcode</replaceable> values are:</para>
|
||||
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term>1</term>
|
||||
|
||||
<listitem>
|
||||
<para>ARP Request</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>2</term>
|
||||
|
||||
<listitem>
|
||||
<para>ARP Reply</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>3</term>
|
||||
|
||||
<listitem>
|
||||
<para>RARP Request</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>4</term>
|
||||
|
||||
<listitem>
|
||||
<para>RARP Reply</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>5</term>
|
||||
|
||||
<listitem>
|
||||
<para>Dynamic RARP Request</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>6</term>
|
||||
|
||||
<listitem>
|
||||
<para>Dynamic RARP Reply</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>7</term>
|
||||
|
||||
<listitem>
|
||||
<para>Dynamic RARP Error</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>8</term>
|
||||
|
||||
<listitem>
|
||||
<para>InARP Request</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term>9</term>
|
||||
|
||||
<listitem>
|
||||
<para>ARP NAK</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
|
||||
<para>When '!' is specified, the test is inverted and the rule
|
||||
matches frames which do not match the specifed
|
||||
<replaceable>opcode</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
</refsect1>
|
||||
|
||||
<refsect1>
|
||||
<title>Example</title>
|
||||
|
||||
<para>The eth1 interface has both a pubiic IP address and a private
|
||||
address (10.1.10.11/24). When sending ARP requests to 10.1.10.0/24, use
|
||||
the private address as the IP source:</para>
|
||||
|
||||
<programlisting>#ACTION SOURCE DEST ARP OPCODE
|
||||
SNAT:10.1.10.11 - eth1:10.1.10.0/24 1</programlisting>
|
||||
</refsect1>
|
||||
|
||||
<refsect1>
|
||||
<title>FILES</title>
|
||||
|
||||
<para>/etc/shorewall/arprules</para>
|
||||
</refsect1>
|
||||
</refentry>
|
||||
@ -282,16 +282,18 @@
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">IGNOREUNKNOWNVARIABLES=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
role="bold">ARPTABLES=</emphasis>[<emphasis>pathname</emphasis>]</term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.11. Normally, if an unknown shell
|
||||
variable is encountered in a configuration file (except in ?IF and
|
||||
?ELSIF directives), the compiler raises a fatal error. If
|
||||
IGNOREUNKNOWNVARIABLES is set to <emphasis
|
||||
role="bold">Yes</emphasis>, then such variables simply expand to an
|
||||
empty string. Default is <emphasis role="bold">No</emphasis>.</para>
|
||||
<para>Added in Shorewall 4.5.12. This parameter names the arptables
|
||||
executable to be used by Shorewall. If not specified or if specified
|
||||
as a null value, then the arptables executable located using the
|
||||
PATH option is used.</para>
|
||||
|
||||
<para>Regardless of how the arptables utility is located (specified
|
||||
via arptables= or located via PATH), Shorewall uses the
|
||||
arptables-restore and arptables-save utilities from that same
|
||||
directory.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -867,6 +869,21 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">IGNOREUNKNOWNVARIABLES=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.11. Normally, if an unknown shell
|
||||
variable is encountered in a configuration file (except in ?IF and
|
||||
?ELSIF directives), the compiler raises a fatal error. If
|
||||
IGNOREUNKNOWNVARIABLES is set to <emphasis
|
||||
role="bold">Yes</emphasis>, then such variables simply expand to an
|
||||
empty string. Default is <emphasis role="bold">No</emphasis>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">IMPLICIT_CONTINUE=</emphasis>{<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>}</term>
|
||||
@ -1012,7 +1029,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
the iptables executable located using the PATH option is
|
||||
used.</para>
|
||||
|
||||
<para>Regardless of how the IPTABLES utility is located (specified
|
||||
<para>Regardless of how the iptables utility is located (specified
|
||||
via IPTABLES= or located via PATH), Shorewall uses the
|
||||
iptables-restore and iptables-save utilities from that same
|
||||
directory.</para>
|
||||
@ -2058,6 +2075,19 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">SAVE_ARPTABLES=</emphasis>{<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.12. If SAVE_ARPTABLES=Yes, then the
|
||||
current arptables contents will be saved by <emphasis
|
||||
role="bold">shorewall save</emphasis> command and restored by
|
||||
<emphasis role="bold">shorewall restore</emphasis> command. Default
|
||||
value is No.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">SAVE_IPSETS=</emphasis>{<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>}</term>
|
||||
|
||||
@ -26,6 +26,12 @@
|
||||
|
||||
<year>2010</year>
|
||||
|
||||
<year>2011</year>
|
||||
|
||||
<year>2012</year>
|
||||
|
||||
<year>2013</year>
|
||||
|
||||
<holder>Thomas M. Eastep</holder>
|
||||
</copyright>
|
||||
|
||||
@ -66,6 +72,9 @@
|
||||
<member><ulink url="manpages/shorewall-actions.html">actions</ulink> -
|
||||
Declare user-defined actions.</member>
|
||||
|
||||
<member><ulink url="manpages/shorewall-arprules.html">arprules</ulink>
|
||||
- (Added in Shorewall 4.5.12) Define arpfilter rules.</member>
|
||||
|
||||
<member><ulink
|
||||
url="manpages/shorewall-blacklist.html">blacklist</ulink> - Static
|
||||
blacklisting.</member>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user