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20 Commits

Author SHA1 Message Date
Tom Eastep
3cbfdadb32 Merge branch '5.0.7' 2016-04-01 09:46:53 -07:00
Tom Eastep
81d76e3817 Document + in the MODULESDIR setting.
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-04-01 09:43:06 -07:00
Tom Eastep
df1b1f6768 Add MINIUPNPD option
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-04-01 08:57:08 -07:00
Tom Eastep
3881b38e02 Fix similar INTERFACE column issue in the nat and netmap files.
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-31 14:16:43 -07:00
Tom Eastep
8a8f3b6f59 Merge branch '5.0.7' 2016-03-31 12:55:16 -07:00
Tom Eastep
b9bed00123 Correct handling of a physical name in a masq rule
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-31 12:52:30 -07:00
Tom Eastep
38aa7797c4 Allow protocol and user lists in actions and macros
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-30 08:34:42 -07:00
Tom Eastep
404540ffe1 Merge branch '5.0.7' 2016-03-30 08:17:19 -07:00
Tom Eastep
dd3c0daa08 Handle inline matches correctly in the mangle file
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-29 13:33:47 -07:00
Tom Eastep
4fddfcfba0 More complete fix for inline matches
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-29 13:15:01 -07:00
Tom Eastep
421d5f6043 Move Raw matches to last.
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-29 09:31:27 -07:00
Tom Eastep
382ab380a2 Merge branch 'master' of ssh://git.code.sf.net/p/shorewall/code 2016-03-29 07:36:49 -07:00
Tuomo Soini
2342c7cd9c Perl/Shorewall/Chains.pm: Fix warning with older perl 2016-03-29 09:58:33 +03:00
Tom Eastep
66ae4975b2 Allow :R with DIVERT
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-28 15:52:49 -07:00
Tom Eastep
5b7a9db170 Correct clearing of inline matches
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-28 15:48:59 -07:00
Roberto C. Sánchez
899a317c95 Fix typos 2016-03-26 22:25:30 -04:00
Tom Eastep
89adc3ea68 Use an address variable rather than find_first_interface_address()
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-26 13:13:15 -07:00
Tom Eastep
ad87d94e33 Small efficiency change
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-26 13:12:33 -07:00
Tom Eastep
8a6941707a Updates to the config basics article
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2016-03-26 09:01:02 -07:00
Tom Eastep
0b049a55e0 Correct Three-interface doc.
- find_interface_address -> find_first_interface_address
2016-03-25 09:34:49 -07:00
18 changed files with 250 additions and 171 deletions

View File

@@ -8172,6 +8172,15 @@ else
rm -f \${VARDIR}/.dynamic
fi
EOF
if ( $config{MINIUPNPD} ) {
emit << "EOF";
if chain_exists 'MINIUPNPD-POSTROUTING -t nat'; then
$tool -t nat -S MINIUPNPD-POSTROUTING | tail -n +2 > \${VARDIR}/.MINIUPNPD-POSTROUTING
else
rm -f \${VARDIR}/.MINIUPNPD-POSTROUTING
fi
EOF
}
} else {
emit <<"EOF";
if chain_exists 'UPnP -t nat'; then
@@ -8192,6 +8201,15 @@ else
rm -f \${VARDIR}/.dynamic
fi
EOF
if ( $config{MINIUPNPD} ) {
emit << "EOF";
if chain_exists 'MINIUPNPD-POSTROUTING -t nat'; then
$utility -t nat | grep '^-A MINIUPNPD-POSTROUTING' > \${VARDIR}/.MINIUPNPD-POSTROUTING
else
rm -f \${VARDIR}/.MINIUPNPD-POSTROUTING
fi
EOF
}
}
pop_indent;
@@ -8627,12 +8645,12 @@ sub preview_netfilter_load() {
print( '[ -n "$g_docker" ] && echo ":DOCKER - [0:0]" >&3' );
print "\n";
} elsif ( $name eq 'DOCKER-ISOLATION' ) {
enter_cmd_mode1 unless $mode = CMD_MODE;
enter_cmd_mode1 unless $mode == CMD_MODE;
print( '[ -n "$g_dockernetwork" ] && echo ":DOCKER-ISOLATION - [0:0]" >&3' );
print "\n";
enter_cat_mode1;
} else {
enter_cmd_mode1 unless $mode = CMD_MODE;
enter_cmd_mode1 unless $mode == CMD_MODE;
print( ":$name - [0:0]\n" );
}
} else {

View File

@@ -885,6 +885,7 @@ sub initialize( $;$$) {
RESTART => undef ,
DOCKER => undef ,
PAGER => undef ,
MINIUPNPD => undef ,
#
# Packet Disposition
#
@@ -1477,9 +1478,9 @@ sub hex_value( $ ) {
# Strip off superfluous leading zeros from a hex number
#
sub normalize_hex( $ ) {
my $val = lc shift;
my $val = lc $_[0];
$val =~ s/^0// while $val =~ /^0/ && length $val > 1;
$val =~ s/^0+/0/;
$val;
}
@@ -5942,7 +5943,7 @@ sub get_configuration( $$$$ ) {
default_yes_no 'INLINE_MATCHES' , '';
default_yes_no 'BASIC_FILTERS' , '';
default_yes_no 'WORKAROUNDS' , 'Yes';
default_yes_no 'DOCKER' , '';
default_yes_no 'DOCKER' , '';
if ( $config{DOCKER} ) {
fatal_error "DOCKER=Yes is not allowed in Shorewall6" if $family == F_IPV6;
@@ -6002,8 +6003,9 @@ sub get_configuration( $$$$ ) {
default_yes_no 'IGNOREUNKNOWNVARIABLES' , 'Yes';
default_yes_no 'WARNOLDCAPVERSION' , 'Yes';
default_yes_no 'DEFER_DNS_RESOLUTION' , 'Yes';
default_yes_no 'MINIUPNPD' , 'No';
$config{IPSET} = '' if supplied $config{IPSET} && $config{IPSET} eq 'ipset';
$config{IPSET} = '' if supplied $config{IPSET} && $config{IPSET} eq 'ipset';
require_capability 'MARK' , 'FORWARD_CLEAR_MARK=Yes', 's', if $config{FORWARD_CLEAR_MARK};

View File

@@ -1095,10 +1095,18 @@ sub add_common_rules ( $ ) {
add_commands( $chainref, '[ -s /${VARDIR}/.UPnP ] && cat ${VARDIR}/.UPnP >&3' );
my $chainref1;
if ( $config{MINIUPNPD} ) {
$chainref1 = set_optflags( new_nat_chain( 'MINIUPNPD-POSTROUTING' ), DONT_OPTIMIZE );
add_commands( $chainref, '[ -s /${VARDIR}/.MINIUPNPD-POSTROUTING ] && cat ${VARDIR}/.MINIUPNPD-POSTROUTING >&3' );
}
$announced = 1;
for $interface ( @$list ) {
add_ijump_extended $nat_table->{PREROUTING} , j => 'UPnP', get_interface_origin($interface), imatch_source_dev ( $interface );
add_ijump_extended $nat_table->{PREROUTING} , j => 'UPnP', get_interface_origin($interface), imatch_source_dev ( $interface );
add_ijump_extended $nat_table->{POSTROUTING} , j => 'MINIUPNPD-POSTROUTING' , $origin{MINIUPNPD} , imatch_dest_dev ( $interface ) if $chainref1;
}
}

View File

@@ -173,7 +173,9 @@ sub process_one_masq1( $$$$$$$$$$$ )
fatal_error "Unknown interface ($interface)" unless my $interfaceref = known_interface( $interface );
unless ( $interfaceref->{root} ) {
if ( $interfaceref->{root} ) {
$interface = $interfaceref->{name} if $interface eq $interfaceref->{physical};
} else {
$rule .= match_dest_dev( $interface );
$interface = $interfaceref->{name};
}
@@ -457,7 +459,9 @@ sub do_one_nat( $$$$$ )
fatal_error "Unknown interface ($interface)" unless my $interfaceref = known_interface( $interface );
unless ( $interfaceref->{root} ) {
if ( $interfaceref->{root} ) {
$interface = $interfaceref->{name} if $interface eq $interfaceref->{physical};
} else {
$rulein = match_source_dev $interface;
$ruleout = match_dest_dev $interface;
$interface = $interfaceref->{name};
@@ -559,7 +563,9 @@ sub setup_netmap() {
$net1 = validate_net $net1, 0;
$net2 = validate_net $net2, 0;
unless ( $interfaceref->{root} ) {
if ( $interfaceref->{root} ) {
$interface = $interfaceref->{name} if $interface eq $interfaceref->{physical};
} else {
@rulein = imatch_source_dev( $interface );
@ruleout = imatch_dest_dev( $interface );
$interface = $interfaceref->{name};

View File

@@ -1798,6 +1798,7 @@ sub process_action(\$\$$) {
my ( $action, $level, $tag, undef, $param ) = split /:/, $wholeaction, ACTION_TUPLE_ELEMENTS;
my $type = $targets{$action};
my $actionref = $actions{$action};
my $matches = fetch_inline_matches;
if ( $type & BUILTIN ) {
$level = '' if $level =~ /none!?/;
@@ -1910,14 +1911,15 @@ sub process_action(\$\$$) {
$dscp ,
$state,
$time );
set_inline_matches( $matches );
}
} else {
my ($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $helper );
my ($target, $source, $dest, $protos, $ports, $sports, $origdest, $rate, $users, $mark, $connlimit, $time, $headers, $condition, $helper );
if ( $file_format == 1 ) {
fatal_error( "FORMAT-1 actions are no longer supported" );
} else {
($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $helper )
($target, $source, $dest, $protos, $ports, $sports, $origdest, $rate, $users, $mark, $connlimit, $time, $headers, $condition, $helper )
= split_line2( 'action file',
\%rulecolumns,
$action_commands,
@@ -1941,26 +1943,32 @@ sub process_action(\$\$$) {
next;
}
process_rule( $chainref,
'',
'',
$nolog ? $target : merge_levels( join(':', @actparams{'chain','loglevel','logtag'}), $target ),
'',
$source,
$dest,
$proto,
$ports,
$sports,
$origdest,
$rate,
$user,
$mark,
$connlimit,
$time,
$headers,
$condition,
$helper,
0 );
for my $proto ( split_list( $protos, 'Protocol' ) ) {
for my $user ( split_list( $users, 'User/Group' ) ) {
process_rule( $chainref,
'',
'',
$nolog ? $target : merge_levels( join(':', @actparams{'chain','loglevel','logtag'}), $target ),
'',
$source,
$dest,
$proto,
$ports,
$sports,
$origdest,
$rate,
$user,
$mark,
$connlimit,
$time,
$headers,
$condition,
$helper,
0 );
set_inline_matches( $matches );
}
}
}
}
@@ -2198,7 +2206,8 @@ sub process_macro ($$$$$$$$$$$$$$$$$$$$$) {
my $generated = 0;
my $macrofile = $macros{$macro};
my $macrofile = $macros{$macro};
my $save_matches = fetch_inline_matches;
progress_message "..Expanding Macro $macrofile...";
@@ -2208,7 +2217,7 @@ sub process_macro ($$$$$$$$$$$$$$$$$$$$$) {
while ( read_a_line( NORMAL_READ ) ) {
my ( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $morigdest, $mrate, $muser, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition, $mhelper);
my ( $mtarget, $msource, $mdest, $mprotos, $mports, $msports, $morigdest, $mrate, $musers, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition, $mhelper);
if ( $file_format == 1 ) {
fatal_error( "FORMAT-1 macros are no longer supported" );
@@ -2216,12 +2225,12 @@ sub process_macro ($$$$$$$$$$$$$$$$$$$$$) {
( $mtarget,
$msource,
$mdest,
$mproto,
$mprotos,
$mports,
$msports,
$morigdest,
$mrate,
$muser,
$musers,
$mmark,
$mconnlimit,
$mtime,
@@ -2282,28 +2291,33 @@ sub process_macro ($$$$$$$$$$$$$$$$$$$$$) {
$mdest = '';
}
$generated |= process_rule(
$chainref,
$matches,
$matches1,
$mtarget,
$param,
$msource,
$mdest,
merge_macro_column( $mproto, $proto ) ,
merge_macro_column( $mports, $ports ) ,
merge_macro_column( $msports, $sports ) ,
merge_macro_column( $morigdest, $origdest ) ,
merge_macro_column( $mrate, $rate ) ,
merge_macro_column( $muser, $user ) ,
merge_macro_column( $mmark, $mark ) ,
merge_macro_column( $mconnlimit, $connlimit) ,
merge_macro_column( $mtime, $time ),
merge_macro_column( $mheaders, $headers ),
merge_macro_column( $mcondition, $condition ),
merge_macro_column( $mhelper, $helper ),
$wildcard
);
for my $mp ( split_list( $mprotos, 'Protocol' ) ) {
for my $mu ( split_list( $musers, 'User/Group' ) ) {
$generated |= process_rule( $chainref,
$matches,
$matches1,
$mtarget,
$param,
$msource,
$mdest,
merge_macro_column( $mp, $proto ) ,
merge_macro_column( $mports, $ports ) ,
merge_macro_column( $msports, $sports ) ,
merge_macro_column( $morigdest, $origdest ) ,
merge_macro_column( $mrate, $rate ) ,
merge_macro_column( $mu, $user ) ,
merge_macro_column( $mmark, $mark ) ,
merge_macro_column( $mconnlimit, $connlimit) ,
merge_macro_column( $mtime, $time ),
merge_macro_column( $mheaders, $headers ),
merge_macro_column( $mcondition, $condition ),
merge_macro_column( $mhelper, $helper ),
$wildcard
);
set_inline_matches( $save_matches );
}
}
progress_message " Rule \"$currentline\" $done";
}
@@ -2333,10 +2347,11 @@ sub process_inline ($$$$$$$$$$$$$$$$$$$$$$) {
$chainref->{name} ,
);
my $actionref = $actions{$inline};
my $inlinefile = $actionref->{file};
my $options = $actionref->{options};
my $nolog = $options & NOLOG_OPT;
my $actionref = $actions{$inline};
my $inlinefile = $actionref->{file};
my $options = $actionref->{options};
my $nolog = $options & NOLOG_OPT;
my $save_matches = fetch_inline_matches;
setup_audit_action( $inline ) if $options & AUDIT_OPT;
@@ -2350,12 +2365,12 @@ sub process_inline ($$$$$$$$$$$$$$$$$$$$$$) {
my ( $mtarget,
$msource,
$mdest,
$mproto,
$mprotos,
$mports,
$msports,
$morigdest,
$mrate,
$muser,
$musers,
$mmark,
$mconnlimit,
$mtime,
@@ -2420,28 +2435,33 @@ sub process_inline ($$$$$$$$$$$$$$$$$$$$$$) {
$mdest = '';
}
$generated |= process_rule(
$chainref,
$matches,
$matches1,
$mtarget,
$param,
$msource,
$mdest,
merge_macro_column( $mproto, $proto ) ,
merge_macro_column( $mports, $ports ) ,
merge_macro_column( $msports, $sports ) ,
merge_macro_column( $morigdest, $origdest ) ,
merge_macro_column( $mrate, $rate ) ,
merge_macro_column( $muser, $user ) ,
merge_macro_column( $mmark, $mark ) ,
merge_macro_column( $mconnlimit, $connlimit) ,
merge_macro_column( $mtime, $time ),
merge_macro_column( $mheaders, $headers ),
merge_macro_column( $mcondition, $condition ),
merge_macro_column( $mhelper, $helper ),
$wildcard
);
for my $mp ( split_list( $mprotos, 'Protocol' ) ) {
for my $mu ( split_list( $musers, 'User/Group' ) ) {
$generated |= process_rule( $chainref,
$matches,
$matches1,
$mtarget,
$param,
$msource,
$mdest,
merge_macro_column( $mp, $proto ) ,
merge_macro_column( $mports, $ports ) ,
merge_macro_column( $msports, $sports ) ,
merge_macro_column( $morigdest, $origdest ) ,
merge_macro_column( $mrate, $rate ) ,
merge_macro_column( $mu, $user ) ,
merge_macro_column( $mmark, $mark ) ,
merge_macro_column( $mconnlimit, $connlimit) ,
merge_macro_column( $mtime, $time ),
merge_macro_column( $mheaders, $headers ),
merge_macro_column( $mcondition, $condition ),
merge_macro_column( $mhelper, $helper ),
$wildcard
);
set_inline_matches( $save_matches );
}
}
progress_message " Rule \"$currentline\" $done";
}
@@ -3021,8 +3041,8 @@ sub process_rule ( $$$$$$$$$$$$$$$$$$$$ ) {
my $generated = process_inline( $basictarget,
$chainref,
$prerule . $rule . $raw_matches,
$matches1,
$prerule . $rule,
$matches1 . $raw_matches,
$loglevel,
$target,
$param,
@@ -3662,10 +3682,6 @@ sub process_raw_rule ( ) {
$wild ) ) {
$generated = 1;
}
#
# Clear inline matches
#
set_inline_matches( '' );
}
}
}
@@ -3787,6 +3803,7 @@ sub process_mangle_inline( $$$$$$$$$$$$$$$$$$$ ) {
$chainref->{name} );
my $inlinefile = $actions{$inline}{file};
my $matches = fetch_inline_matches;
progress_message "..Expanding inline action $inlinefile...";
@@ -3881,6 +3898,8 @@ sub process_mangle_inline( $$$$$$$$$$$$$$$$$$$ ) {
}
progress_message " Rule \"$currentline\" $done";
set_inline_matches( $matches );
}
pop_comment( $save_comment );
@@ -4169,7 +4188,9 @@ sub process_mangle_rule1( $$$$$$$$$$$$$$$$$$ ) {
minparams => 0,
maxparams => 0,
function => sub () {
fatal_error 'DIVERT is only allowed in the PREROUTING chain' if $designator && $designator != PREROUTING;
fatal_error 'DIVERT is only allowed in the PREROUTING chain' if $designator &&
$designator != PREROUTING &&
$designator != REALPREROUTING;
my $mark = in_hex( $globals{TPROXY_MARK} ) . '/' . in_hex( $globals{TPROXY_MARK} );
unless ( $divertref ) {

View File

@@ -192,6 +192,8 @@ MANGLE_ENABLED=Yes
MAPOLDACTIONS=No
MINIUPNPD=No
MARK_IN_FORWARD_CHAIN=No
MODULE_SUFFIX="ko ko.xz"

View File

@@ -203,6 +203,8 @@ MANGLE_ENABLED=Yes
MAPOLDACTIONS=No
MINIUPNPD=No
MARK_IN_FORWARD_CHAIN=No
MODULE_SUFFIX="ko ko.xz"

View File

@@ -200,6 +200,8 @@ MANGLE_ENABLED=Yes
MAPOLDACTIONS=No
MINIUPNPD=No
MARK_IN_FORWARD_CHAIN=No
MODULE_SUFFIX="ko ko.xz"

View File

@@ -203,6 +203,8 @@ MANGLE_ENABLED=Yes
MAPOLDACTIONS=No
MINIUPNPD=No
MARK_IN_FORWARD_CHAIN=No
MODULE_SUFFIX="ko ko.xz"

View File

@@ -194,6 +194,8 @@ MAPOLDACTIONS=No
MARK_IN_FORWARD_CHAIN=No
MINIUPNPD=No
MODULE_SUFFIX=ko
MULTICAST=No

View File

@@ -390,7 +390,7 @@ DIVERTHA - - tcp</programlisting>
<para>Allows you to place your own ip[6]tables matches at the
end of the line following a semicolon (";"). If an
<replaceable>action</replaceable> is specified, the compiler
procedes as if that <replaceable>action</replaceable> had been
proceeds as if that <replaceable>action</replaceable> had been
specified in this column. If no action is specified, then you
may include your own jump ("-j
<replaceable>target</replaceable>

View File

@@ -1441,7 +1441,7 @@
<para>When <option>s:</option> or <option>d:</option> is specified,
the rate applies per source IP address or per destination IP address
respectively. The <replaceable>name</replaceable>s may be chosen by
the user and specifiy a hash table to be used to count matching
the user and specify a hash table to be used to count matching
connections. If not given, the name <emphasis
role="bold">shorewallN</emphasis> (where N is a unique integer) is
assumed. Where more than one rule or POLICY specifies the same name,

View File

@@ -998,7 +998,7 @@ net all DROP info</programlisting>then the chain name is 'net-all'
iptables text in a rule. You may simply preface that text with a
pair of semicolons (";;"). If alternate input is also specified in
the rule, it should appear before the semicolons and may be
seperated from normal column input by a single semicolon.</para>
separated from normal column input by a single semicolon.</para>
</listitem>
</varlistentry>
@@ -1548,6 +1548,18 @@ LOG:info:,bar net fw</programlisting>
</listitem>
</varlistentry>
<varlistentry>
<term><emphasis role="bold">MINIUPNPD=</emphasis>[<emphasis
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
<listitem>
<para>Added in Shorewall 5.0.8. If set to Yes, Shorewall will create
a chain in the nat table named MINIUPNPD-POSTROUTING and will add
jumps from POSTROUTING to that chain for each interface with the
<option>upnpd</option> option specified. Default is No.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><emphasis
role="bold">MARK_IN_FORWARD_CHAIN=</emphasis>[<emphasis
@@ -1636,7 +1648,7 @@ LOG:info:,bar net fw</programlisting>
<varlistentry>
<term><emphasis
role="bold">MODULESDIR=</emphasis>[<emphasis>pathname</emphasis>[<emphasis
role="bold">MODULESDIR=</emphasis>[[+]<emphasis>pathname</emphasis>[<emphasis
role="bold">:</emphasis><emphasis>pathname</emphasis>]...]</term>
<listitem>
@@ -1647,6 +1659,10 @@ LOG:info:,bar net fw</programlisting>
where <emphasis role="bold">uname</emphasis> holds the output of
'<command>uname -r</command>' and <emphasis
role="bold">g_family</emphasis> holds '4'.</para>
<para>The option plus sign ('+') was added in Shorewall 5.0.3 and
causes the listed pathnames to be appended to the default list
above.</para>
</listitem>
</varlistentry>

View File

@@ -401,7 +401,7 @@ DIVERTHA - - tcp</programlisting>
<para>Allows you to place your own ip[6]tables matches at the
end of the line following a semicolon (";"). If an
<replaceable>action</replaceable> is specified, the compiler
procedes as if that <replaceable>action</replaceable> had been
proceeds as if that <replaceable>action</replaceable> had been
specified in this column. If no action is specified, then you
may include your own jump ("-j
<replaceable>target</replaceable>

View File

@@ -1306,7 +1306,7 @@
<para>When <option>s:</option> or <option>d:</option> is specified,
the rate applies per source IP address or per destination IP address
respectively. The <replaceable>name</replaceable>s may be chosen by
the user and specifiy a hash table to be used to count matching
the user and specify a hash table to be used to count matching
connections. If not given, the name <emphasis
role="bold">shorewallN</emphasis> (where N is a unique integer) is
assumed. Where more than one rule or POLICY specifies the same name,

View File

@@ -846,7 +846,7 @@ net all DROP info</programlisting>then the chain name is 'net-all'
iptables text in a rule. You may simply preface that text with a
pair of semicolons (";;"). If alternate input is also specified in
the rule, it should appear before the semicolons and may be
seperated from normal column input by a single semicolon.</para>
separated from normal column input by a single semicolon.</para>
</listitem>
</varlistentry>
@@ -1436,7 +1436,7 @@ LOG:info:,bar net fw</programlisting>
<varlistentry>
<term><emphasis
role="bold">MODULESDIR=</emphasis>[<emphasis>pathname</emphasis>[<emphasis
role="bold">MODULESDIR=</emphasis>[[+]<emphasis>pathname</emphasis>[<emphasis
role="bold">:</emphasis><emphasis>pathname</emphasis>]...]</term>
<listitem>
@@ -1447,6 +1447,10 @@ LOG:info:,bar net fw</programlisting>
where <emphasis role="bold">uname</emphasis> holds the output of
'<command>uname -r</command>' and <emphasis
role="bold">g_family</emphasis> holds '6'.</para>
<para>The option plus sign ('+') was added in Shorewall 5.0.3 and
causes the listed pathnames to be appended to the default list
above.</para>
</listitem>
</varlistentry>

View File

@@ -175,20 +175,23 @@
<listitem>
<para><filename>/etc/shorewall/init</filename> - commands that you
wish to execute at the beginning of a <quote>shorewall start</quote>
or <quote>shorewall restart</quote>.</para>
wish to execute at the beginning of a <quote>shorewall
start</quote>, "shorewall reload" or <quote>shorewall
restart</quote>.</para>
</listitem>
<listitem>
<para><filename>/etc/shorewall/start</filename> - commands that you
wish to execute near the completion of a <quote>shorewall
start</quote> or <quote>shorewall restart</quote></para>
start</quote>, "shorewall reload" or <quote>shorewall
restart</quote></para>
</listitem>
<listitem>
<para><filename>/etc/shorewall/started</filename> - commands that
you wish to execute after the completion of a <quote>shorewall
start</quote> or <quote>shorewall restart</quote></para>
start</quote>, "shorewall reload" or <quote>shorewall
restart</quote></para>
</listitem>
<listitem>
@@ -1779,6 +1782,10 @@ SSH(ACCEPT) net:$MYIP $FW
<para><ulink url="Macros.html">Macro</ulink> files</para>
</listitem>
<listitem>
<para><ulink url="Actions.html">Action</ulink> files</para>
</listitem>
<listitem>
<para><ulink
url="manpages/shorewall-rules.html">shorewall-rules</ulink> (5)</para>
@@ -2011,7 +2018,7 @@ SSH(ACCEPT) net:$MYIP $FW
<para>In this simple form, the expression is evaluated by the compiler
without having to invoke the (expensive) Perl exec() function. The
'passed' function may also be used in more complex expressions, but exec()
will be invoked to evaluate those expressions. </para>
will be invoked to evaluate those expressions.</para>
</section>
<section id="Conditional">
@@ -2570,6 +2577,44 @@ Shorewall has detected the following iptables/netfilter capabilities:
"!tcp").</para>
</section>
<section id="Ranges">
<title>Port Ranges</title>
<para>If you need to specify a range of ports, the proper syntax is
&lt;low port number&gt;:&lt;high port number&gt;. For example, if you want
to forward the range of tcp ports 4000 through 4100 to local host
192.168.1.3, the entry in /etc/shorewall/rules is:</para>
<programlisting>#ACTION SOURCE DESTINATION PROTO DPORT
DNAT net loc:192.168.1.3 tcp <emphasis role="bold">4000:4100</emphasis></programlisting>
<para>If you omit the low port number, a value of zero is assumed; if you
omit the high port number, a value of 65535 is assumed.</para>
<para>Also, unless otherwise documented, a port range can be preceded by
'!' to specify "All ports except those in this range" (e.g.,
"!4000:4100").</para>
</section>
<section id="Portlists">
<title>Port Lists</title>
<para>In most cases where a port or port range may appear, a
comma-separated list of ports or port ranges may also be entered.
Shorewall requires the Netfilter <emphasis
role="bold">multiport</emphasis> match capability if ports lists are used
(see the output of "<emphasis role="bold">shorewall show
capabilities</emphasis>").</para>
<para>Also, unless otherwise documented, a port list can be preceded by
'!' to specify "All ports except these" (e.g., "!80,443").</para>
<para>Prior to Shorewall 4.4.4, port lists appearing in the <ulink
url="manpages/shorewall-routestopped.html">shorewall-routestopped</ulink>
(5) file may specify no more than 15 ports; port ranges appearing in a
list count as two ports each.</para>
</section>
<section id="ICMP">
<title>ICMP and ICMP6 Types and Codes</title>
@@ -2646,44 +2691,6 @@ redirect =&gt; 137</programlisting>
Shorewall 4.4.19.</para>
</section>
<section id="Ranges">
<title>Port Ranges</title>
<para>If you need to specify a range of ports, the proper syntax is
&lt;low port number&gt;:&lt;high port number&gt;. For example, if you want
to forward the range of tcp ports 4000 through 4100 to local host
192.168.1.3, the entry in /etc/shorewall/rules is:</para>
<programlisting>#ACTION SOURCE DESTINATION PROTO DPORT
DNAT net loc:192.168.1.3 tcp <emphasis role="bold">4000:4100</emphasis></programlisting>
<para>If you omit the low port number, a value of zero is assumed; if you
omit the high port number, a value of 65535 is assumed.</para>
<para>Also, unless otherwise documented, a port range can be preceded by
'!' to specify "All ports except those in this range" (e.g.,
"!4000:4100").</para>
</section>
<section id="Portlists">
<title>Port Lists</title>
<para>In most cases where a port or port range may appear, a
comma-separated list of ports or port ranges may also be entered.
Shorewall requires the Netfilter <emphasis
role="bold">multiport</emphasis> match capability if ports lists are used
(see the output of "<emphasis role="bold">shorewall show
capabilities</emphasis>").</para>
<para>Also, unless otherwise documented, a port list can be preceded by
'!' to specify "All ports except these" (e.g., "!80,443").</para>
<para>Prior to Shorewall 4.4.4, port lists appearing in the <ulink
url="manpages/shorewall-routestopped.html">shorewall-routestopped</ulink>
(5) file may specify no more than 15 ports; port ranges appearing in a
list count as two ports each.</para>
</section>
<section id="MAC">
<title>Using MAC Addresses</title>
@@ -2736,9 +2743,7 @@ DNAT net loc:192.168.1.3 tcp <emphasis role="bold">4000:4100<
url="manpages/shorewall.conf.html">shorewall.conf</ulink> (5):</para>
<simplelist>
<member>LOGRATE=10/minute</member>
<member>LOGBURST=5</member>
<member>LOGLIMIT=10/minute:5</member>
</simplelist>
<para>For each logging rule, the first time the rule is reached, the
@@ -2750,11 +2755,6 @@ DNAT net loc:192.168.1.3 tcp <emphasis role="bold">4000:4100<
30 seconds, the burst will be fully recharged; back where we
started.</para>
<note>
<para>The LOGRATE and LOGBURST options are deprecated in favor of
LOGLIMIT.</para>
</note>
<para>Shorewall also supports per-IP rate limiting.</para>
<para>Another example from <ulink
@@ -2788,8 +2788,7 @@ DNAT net loc:192.168.1.3 tcp <emphasis role="bold">4000:4100<
<firstterm>Condition Match Support</firstterm> and you must be running
Shorewall 4.4.24 or later. See the output of <command>shorewall show
capabilities</command> and <command>shorewall version</command> to
determine if you can use this feature. As of this writing, Condition Match
Support requires that you install xtables-addons.</para>
determine if you can use this feature.</para>
<para>The SWITCH column contains the name of a
<firstterm>switch.</firstterm> Each switch is initially in the <emphasis
@@ -2953,8 +2952,8 @@ Comcast 2 0x20000 main <emphasis role="bold">COM_IF</emphasis>
<para>If <emphasis role="bold">detect</emphasis> is specified in the
ADDRESS column of an entry in <ulink
url="manpages/shorewall-masq.html">shorewall-masq</ulink> (5) then the
firewall still start if the optional interface in the INTERFACE column
does not have an IP address.</para>
firewall still startS if the optional interface in the INTERFACE
column does not have an IP address.</para>
</listitem>
</itemizedlist>
@@ -2972,7 +2971,8 @@ Comcast 2 0x20000 main <emphasis role="bold">COM_IF</emphasis>
<para>Shorewall allows you to have configuration directories other than
<filename class="directory">/etc/shorewall</filename>. The shorewall
check, start and restart commands allow you to specify an alternate
<command>check</command>, <command>start</command> and
<command>restart</command> commands allow you to specify an alternate
configuration directory and Shorewall will use the files in the alternate
directory rather than the corresponding files in /etc/shorewall. The
alternate directory need not contain a complete configuration; those files

View File

@@ -854,22 +854,16 @@ DNAT net dmz:10.10.11.2:80 tcp 5000</programlisting></para>
with:<programlisting>#ACTION SOURCE DEST PROTO DPORT SPORT ORIGDEST
DNAT loc dmz:10.10.11.2 tcp 80 - <emphasis>&lt;external IP&gt;</emphasis></programlisting>If
you have a dynamic IP then you must ensure that your external
interface is up before starting Shorewall and you must take steps
as follows (assume that your external interface is <filename
class="devicefile">eth0</filename>):<orderedlist>
<listitem>
<para>Include the following in /etc/shorewall/params:</para>
interface is up before starting Shorewall and you must code the
rule as follows (assume that your external interface is <filename
class="devicefile">eth0</filename>):</para>
<para><command>ETH0_IP=$(find_interface_address
eth0)</command></para>
</listitem>
<programlisting>#ACTION SOURCE DEST PROTO DPORT SPORT ORIGDEST
DNAT loc dmz:10.10.11.2 tcp 80 - &amp;eth0</programlisting>
<listitem>
<para>Make your <literal>loc-&gt;dmz</literal> rule:
<programlisting>#ACTION SOURCE DEST PROTO DPORT SPORT ORIGDEST
DNAT loc dmz:10.10.11.2 tcp 80 - $ETH0_IP</programlisting></para>
</listitem>
</orderedlist></para>
<para>'&amp;eth0' expands to the IP address of eth0 (see <ulink
url="configuration_file_basics.htm#AddressVariables">this
article</ulink>).</para>
</listitem>
<listitem>