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Update docs and implementation of SECMARK

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This commit is contained in:
Tom Eastep 2010-09-04 16:08:29 -07:00
parent 28ff3548ff
commit b139ff7e90
4 changed files with 53 additions and 25 deletions
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15
Shorewall/Perl/Shorewall/Tc.pm
View File

@ -165,6 +165,7 @@ our %tcclasses;
our %restrictions = ( tcpre => PREROUTE_RESTRICT ,
tcpost => POSTROUTE_RESTRICT ,
tcfor => NO_RESTRICT ,
tcin => INPUT_RESTRICT ,
tcout => OUTPUT_RESTRICT );
our $family;
@ -1374,13 +1375,13 @@ sub setup_traffic_shaping() {
sub process_secmark_rule() {
my ( $secmark, $chain, $source, $dest, $proto, $dport, $sport, $mark ) = split_line( 2, 8 , 'Secmarks file' );
my %chns = ( T => [ 'tcpost' , POSTROUTE_RESTRICT ] ,
P => [ 'tcpre' , PREROUTE_RESTRICT ] ,
F => [ 'forward' , NO_RESTRICT ] ,
I => [ 'tcin' , , INPUT_RESTRICT ] ,
O => [ 'tcout' , , OUTPUT_RESTRICT ] );
my %chns = ( T => 'tcpost' ,
P => 'tcpre' ,
F => 'forward' ,
I => 'tcin' ,
O => 'tcout' , );
my ( $chain1 , $restriction ) = @{$chns{$chain}};
my $chain1= $chns{$chain};
fatal_error "Invalid or missing CHAIN ( $chain )" unless $chain1;
@ -1393,7 +1394,7 @@ sub process_secmark_rule() {
$disposition =~ s/ .*//;
expand_rule( ensure_mangle_chain( $chain1 ) ,
$restriction,
$restrictions{$chain1} ,
do_proto( $proto, $dport, $sport ) .
do_test( $mark, $globals{TC_MASK} ) ,
$source ,

3
Shorewall/releasenotes.txt
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@ -172,6 +172,9 @@ VI. PROBLEMS CORRECTED AND NEW FEATURES IN PRIOR RELEASES
See the shorewall-secmarks and shorewall6-secmarks manpages for
details.
As part of this change, the tcrules file now accepts chain
designators 'I' and 'CI' for marking packets in the input chain.
----------------------------------------------------------------------------
I V. R E L E A S E 4 . 4 H I G H L I G H T S
----------------------------------------------------------------------------

26
manpages/shorewall-tcrules.xml
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@ -58,7 +58,8 @@
role="bold">:</emphasis>{<emphasis role="bold">C</emphasis>|<emphasis
role="bold">F</emphasis>|<emphasis role="bold">P</emphasis>|<emphasis
role="bold">T</emphasis>|<emphasis role="bold">CF</emphasis>|<emphasis
role="bold">CP</emphasis>|<emphasis role="bold">CT</emphasis>}]</term>
role="bold">CP</emphasis>|<emphasis
role="bold">CT</emphasis>|I:CI}]</term>
<listitem>
<para>May assume one of the following values.</para>
@ -83,12 +84,14 @@
or <emphasis role="bold">:T</emphasis> where<emphasis
role="bold"> :P</emphasis> indicates that marking should occur
in the PREROUTING chain, <emphasis role="bold">:F</emphasis>
indicates that marking should occur in the FORWARD chain and
<emphasis role="bold">:T</emphasis> indicates that marking
should occur in the POSTROUTING chain. If neither <emphasis
role="bold">:P</emphasis>, <emphasis role="bold">:F</emphasis>
nor <emphasis role="bold">:T</emphasis> follow the mark value
then the chain is determined as follows:</para>
indicates that marking should occur in the FORWARD chain, :I
indicates that marking should occur in the INPUT chain (added in
Shorewall 4.4.13), and <emphasis role="bold">:T</emphasis>
indicates that marking should occur in the POSTROUTING chain. If
neither <emphasis role="bold">:P</emphasis>, <emphasis
role="bold">:F</emphasis> nor <emphasis
role="bold">:T</emphasis> follow the mark value then the chain
is determined as follows:</para>
<para>- If the SOURCE is <emphasis
role="bold">$FW</emphasis>[<emphasis
@ -144,6 +147,15 @@
<para>Mark the connecdtion in the POSTROUTING chain</para>
</listitem>
</varlistentry>
<varlistentry>
<term>CI</term>
<listitem>
<para>Added in Shorewall 4.4.13. Mark the connecdtion in
the POSTROUTING chain</para>
</listitem>
</varlistentry>
</variablelist>
<para><emphasis role="bold">Special considerations for If

34
manpages6/shorewall6-tcrules.xml
View File

@ -54,7 +54,8 @@
role="bold">:</emphasis>{<emphasis role="bold">C</emphasis>|<emphasis
role="bold">F</emphasis>|<emphasis role="bold">P</emphasis>|<emphasis
role="bold">T</emphasis>|<emphasis role="bold">CF</emphasis>|<emphasis
role="bold">CP</emphasis>|<emphasis role="bold">CT</emphasis>}]</term>
role="bold">CP</emphasis>|<emphasis
role="bold">CT</emphasis>|I|CI}]</term>
<listitem>
<para>May assume one of the following values.</para>
@ -76,15 +77,18 @@
<para>May optionally be followed by <emphasis
role="bold">:P</emphasis>, <emphasis role="bold">:F</emphasis>
or <emphasis role="bold">:T</emphasis> where<emphasis
role="bold"> :P</emphasis> indicates that marking should occur
in the PREROUTING chain, <emphasis role="bold">:F</emphasis>
indicates that marking should occur in the FORWARD chain and
<emphasis role="bold">:T</emphasis> indicates that marking
should occur in the POSTROUTING chain. If neither <emphasis
role="bold">:P</emphasis>, <emphasis role="bold">:F</emphasis>
nor <emphasis role="bold">:T</emphasis> follow the mark value
then the chain is determined as follows:</para>
or <emphasis role="bold">:T</emphasis>, <emphasis role="bold">:I
</emphasis>where<emphasis role="bold"> :P</emphasis> indicates
that marking should occur in the PREROUTING chain, <emphasis
role="bold">:F</emphasis> indicates that marking should occur in
the FORWARD chain, <emphasis role="bold">:I </emphasis>indicates
that marking should occur in the INPUT chain (added in Shorewall
4.4.13) and <emphasis role="bold">:T</emphasis> indicates that
marking should occur in the POSTROUTING chain. If neither
<emphasis role="bold">:P</emphasis>, <emphasis
role="bold">:F</emphasis> nor <emphasis
role="bold">:T</emphasis> follow the mark value then the chain
is determined as follows:</para>
<para>- If the SOURCE is <emphasis
role="bold">$FW</emphasis>[<emphasis
@ -137,7 +141,15 @@
<term>CT</term>
<listitem>
<para>Mark the connecdtion in the POSTROUTING chain</para>
<para>Mark the connection in the POSTROUTING chain</para>
</listitem>
</varlistentry>
<varlistentry>
<term>CI (added in Shorewall 4.4.13)</term>
<listitem>
<para>Mark the connection in the INPUT chain.</para>
</listitem>
</varlistentry>
</variablelist>