forked from extern/shorewall_code
Merge branch 'master' into 4.5.7
This commit is contained in:
Tom Eastep
commit
75b830b10e
@ -8,9 +8,16 @@
|
||||
# files from those nodes.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - udp 10080
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __AMANDA_HELPER )
|
||||
PARAM - - udp 10080 ; helper=amanda
|
||||
?else
|
||||
PARAM - - udp 10080
|
||||
?endif
|
||||
|
||||
PARAM - - tcp 10080
|
||||
#
|
||||
# You may also need this rule. With AMANDA 2.4.4 on Linux kernel 2.6,
|
||||
|
||||
@ -8,8 +8,8 @@
|
||||
###############################################################################
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
?IF $BLACKLIST_LOGLEVEL
|
||||
?if $BLACKLIST_LOGLEVEL
|
||||
blacklog
|
||||
?ELSE
|
||||
?else
|
||||
$BLACKLIST_DISPOSITION
|
||||
?ENDIF
|
||||
?endif
|
||||
|
||||
@ -6,6 +6,11 @@
|
||||
# This macro handles FTP traffic.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - tcp 21
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __FTP_HELPER )
|
||||
PARAM - - tcp 21 ; helper=ftp
|
||||
?else
|
||||
PARAM - - tcp 21
|
||||
?endif
|
||||
|
||||
@ -6,6 +6,12 @@
|
||||
# This macro handles IRC traffic (Internet Relay Chat).
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - tcp 6667
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __IRC_HELPER )
|
||||
PARAM - - tcp 6667 ; helper=irc
|
||||
?else
|
||||
PARAM - - tcp 6667
|
||||
?endif
|
||||
|
||||
@ -6,8 +6,14 @@
|
||||
# This macro handles PPTP traffic.
|
||||
#
|
||||
###############################################################################
|
||||
?FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - 47
|
||||
PARAM DEST SOURCE 47
|
||||
PARAM - - tcp 1723
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __PPTP_HELPER )
|
||||
PARAM - - tcp 1723 ; helper=pptp
|
||||
?else
|
||||
PARAM - - tcp 1723
|
||||
?endif
|
||||
|
||||
@ -6,9 +6,16 @@
|
||||
# This macro handles SANE network scanning.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - tcp 6566
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __SANE_HELPER )
|
||||
PARAM - - tcp 6566 ; helper=sane
|
||||
?else
|
||||
PARAM - - tcp 6566
|
||||
?endif
|
||||
|
||||
#
|
||||
# Kernels 2.6.23+ has nf_conntrack_sane module which will handle
|
||||
# sane data connection.
|
||||
|
||||
17
Shorewall/Macros/macro.SIP
Normal file
17
Shorewall/Macros/macro.SIP
Normal file
@ -0,0 +1,17 @@
|
||||
#
|
||||
# Shorewall version 4 - SIP Macro
|
||||
#
|
||||
# /usr/share/shorewall/macro.SIP
|
||||
#
|
||||
# This macro handles SIP traffic.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __SIP_HELPER )
|
||||
PARAM - - udp 5060 ; helper=sip
|
||||
?else
|
||||
PARAM - - udp 5060
|
||||
?endif
|
||||
@ -10,9 +10,17 @@
|
||||
# between hosts you fully trust.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - udp 135,445
|
||||
PARAM - - udp 137:139
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __NETBIOS_NS_HELPER )
|
||||
PARAM - - udp 137 ; helper=netbios-ns
|
||||
PARAM - - udp 138:139
|
||||
?else
|
||||
PARAM - - udp 137:139
|
||||
?endif
|
||||
|
||||
PARAM - - udp 1024: 137
|
||||
PARAM - - tcp 135,139,445
|
||||
|
||||
@ -10,13 +10,28 @@
|
||||
# allow SMB traffic between hosts you fully trust.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - udp 135,445
|
||||
PARAM - - udp 137:139
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __NETBIOS_NS_HELPER )
|
||||
PARAM - - udp 137 ; helper=netbios-ns
|
||||
PARAM - - udp 138:139
|
||||
?else
|
||||
PARAM - - udp 137:139
|
||||
?endif
|
||||
|
||||
PARAM - - udp 1024: 137
|
||||
PARAM - - tcp 135,139,445
|
||||
PARAM DEST SOURCE udp 135,445
|
||||
PARAM DEST SOURCE udp 137:139
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __NETBIOS_NS_HELPER )
|
||||
PARAM DEST SOURCE udp 137 ; helper=netbios-ns
|
||||
PARAM DEST SOURCE udp 138:139
|
||||
?else
|
||||
PARAM DEST SOURCE udp 137:139
|
||||
?endif
|
||||
|
||||
PARAM DEST SOURCE udp 1024: 137
|
||||
PARAM DEST SOURCE tcp 135,139,445
|
||||
|
||||
@ -6,7 +6,15 @@
|
||||
# This macro handles SNMP traffic (including traps).
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - udp 161:162
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __SNMP_HELPER )
|
||||
PARAM - - udp 161 ; helper=snmp
|
||||
PARAM - - udp 162
|
||||
?else
|
||||
PARAM - - udp 161:162
|
||||
?endif
|
||||
|
||||
PARAM - - tcp 161
|
||||
|
||||
@ -8,6 +8,12 @@
|
||||
# Internet.
|
||||
#
|
||||
###############################################################################
|
||||
FORMAT 2
|
||||
#ACTION SOURCE DEST PROTO DEST SOURCE RATE USER/
|
||||
# PORT(S) PORT(S) LIMIT GROUP
|
||||
PARAM - - udp 69
|
||||
|
||||
?if ( __CT_TARGET && ! $AUTOHELPERS && __TFTP_HELPER )
|
||||
PARAM - - udp 69 ; helper=tftp
|
||||
?else
|
||||
PARAM - - udp 69
|
||||
?endif
|
||||
|
||||
@ -101,6 +101,7 @@ our %EXPORT_TAGS = (
|
||||
CHAIN
|
||||
SET
|
||||
AUDIT
|
||||
HELPER
|
||||
NO_RESTRICT
|
||||
PREROUTE_RESTRICT
|
||||
DESTIFACE_DISALLOW
|
||||
@ -352,6 +353,7 @@ use constant { STANDARD => 1, #defined by Netfilter
|
||||
CHAIN => 1024, #Manual Chain
|
||||
SET => 2048, #SET
|
||||
AUDIT => 4096, #A_ACCEPT, etc
|
||||
HELPER => 8192, #CT:helper
|
||||
};
|
||||
#
|
||||
# Valid Targets -- value is a combination of one or more of the above
|
||||
@ -2979,6 +2981,51 @@ sub optimize_level4( $$ ) {
|
||||
}
|
||||
}
|
||||
|
||||
#
|
||||
# Identify short chains with a single reference and replace the reference with the chain rules
|
||||
#
|
||||
my @chains = grep ( $_->{referenced} &&
|
||||
! $_->{optflags} &&
|
||||
@{$_->{rules}} < 4 &&
|
||||
keys %{$_->{references}} == 1 , values %$tableref );
|
||||
|
||||
if ( my $chains = @chains ) {
|
||||
$passes++;
|
||||
|
||||
progress_message "\n Table $table pass $passes, $chains short chains, level 4b...";
|
||||
|
||||
for my $chainref ( @chains ) {
|
||||
my $name = $chainref->{name};
|
||||
for my $sourceref ( map $tableref->{$_}, keys %{$chainref->{references}} ) {
|
||||
my $name1 = $sourceref->{name};
|
||||
|
||||
if ( $chainref->{references}{$name1} == 1 ) {
|
||||
my $rulenum = 0;
|
||||
my $rulesref = $sourceref->{rules};
|
||||
my $rules = @{$chainref->{rules}};
|
||||
|
||||
for ( @$rulesref ) {
|
||||
if ( $_->{simple} && ( $_->{target} || '' ) eq $name ) {
|
||||
trace( $sourceref, 'D', $rulenum + 1, $_ ) if $debug;
|
||||
splice @$rulesref, $rulenum, 1, @{$chainref->{rules}};
|
||||
if ( $debug ) {
|
||||
while ( my $ruleref = shift @{$chainref->{rules}} ) {
|
||||
trace ( $sourceref, 'I', $rulenum++, $ruleref );
|
||||
}
|
||||
}
|
||||
|
||||
delete $chainref->{references}{$name1};
|
||||
delete_chain $chainref;
|
||||
last;
|
||||
}
|
||||
$rulenum++;
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
$passes;
|
||||
}
|
||||
|
||||
@ -3282,6 +3329,62 @@ sub combine_dports {
|
||||
\@rules;
|
||||
}
|
||||
|
||||
#
|
||||
# Delete duplicate rules from the passed chain.
|
||||
#
|
||||
# The arguments are a reference to the chain followed by references to each
|
||||
# of its rules.
|
||||
#
|
||||
sub delete_duplicates {
|
||||
my @rules;
|
||||
my $chainref = shift;
|
||||
my $lastrule = @_;
|
||||
my $baseref = pop;
|
||||
my $ruleref;
|
||||
my $duplicate = 0;
|
||||
|
||||
while ( @_ && ! $duplicate ) {
|
||||
{
|
||||
my $ports1;
|
||||
my @keys1 = sort( keys( %$baseref ) );
|
||||
my $rulenum = @_;
|
||||
my $duplicate = 0;
|
||||
|
||||
RULE:
|
||||
|
||||
while ( --$rulenum >= 0 ) {
|
||||
$ruleref = $_[$rulenum];
|
||||
|
||||
my @keys2 = sort(keys( %$ruleref ) );
|
||||
|
||||
next unless @keys1 == @keys2 ;
|
||||
|
||||
my $keynum = 0;
|
||||
|
||||
for my $key ( @keys1 ) {
|
||||
next RULE unless $key eq $keys2[$keynum++];
|
||||
next RULE unless compare_values( $baseref->{$key}, $ruleref->{$key} );
|
||||
}
|
||||
|
||||
$duplicate = 1;
|
||||
}
|
||||
|
||||
if ( $duplicate ) {
|
||||
trace( $chainref, 'D', $lastrule, $baseref ) if $debug;
|
||||
} else {
|
||||
unshift @rules, $baseref;
|
||||
}
|
||||
|
||||
$baseref = pop @_;
|
||||
$lastrule--;
|
||||
}
|
||||
}
|
||||
|
||||
unshift @rules, $baseref if $baseref;
|
||||
|
||||
\@rules;
|
||||
}
|
||||
|
||||
sub optimize_level16( $$$ ) {
|
||||
my ( $table, $tableref , $passes ) = @_;
|
||||
my @chains = ( grep $_->{referenced}, values %{$tableref} );
|
||||
@ -3290,11 +3393,23 @@ sub optimize_level16( $$$ ) {
|
||||
|
||||
progress_message "\n Table $table pass $passes, $chains referenced user chains, level 16...";
|
||||
|
||||
if ( $table eq 'raw' ) {
|
||||
#
|
||||
# Helpers in rules have the potential for generating lots of duplicate iptables rules
|
||||
# in the raw table. This step eliminates those duplicates
|
||||
#
|
||||
for my $chainref ( @chains ) {
|
||||
$chainref->{rules} = delete_duplicates( $chainref, @{$chainref->{rules}} );
|
||||
}
|
||||
|
||||
$passes++;
|
||||
}
|
||||
|
||||
for my $chainref ( @chains ) {
|
||||
$chainref->{rules} = combine_dports( $chainref, @{$chainref->{rules}} );
|
||||
}
|
||||
|
||||
$passes++;
|
||||
++$passes;
|
||||
}
|
||||
|
||||
#
|
||||
@ -3483,7 +3598,7 @@ sub source_exclusion( $$ ) {
|
||||
|
||||
my $table = reftype $target ? $target->{table} : 'filter';
|
||||
|
||||
my $chainref = new_chain( $table , newexclusionchain( $table ) );
|
||||
my $chainref = dont_move new_chain( $table , newexclusionchain( $table ) );
|
||||
|
||||
add_ijump( $chainref, j => 'RETURN', imatch_source_net( $_ ) ) for @$exclusions;
|
||||
add_ijump( $chainref, g => $target );
|
||||
@ -3505,7 +3620,7 @@ sub source_iexclusion( $$$$$;@ ) {
|
||||
$source = $1;
|
||||
@exclusion = mysplit( $2 );
|
||||
|
||||
my $chainref1 = new_chain( $table , newexclusionchain( $table ) );
|
||||
my $chainref1 = dont_move new_chain( $table , newexclusionchain( $table ) );
|
||||
|
||||
add_ijump( $chainref1 , j => 'RETURN', imatch_source_net( $_ ) ) for @exclusion;
|
||||
|
||||
@ -3534,7 +3649,7 @@ sub dest_exclusion( $$ ) {
|
||||
|
||||
my $table = reftype $target ? $target->{table} : 'filter';
|
||||
|
||||
my $chainref = new_chain( $table , newexclusionchain( $table ) );
|
||||
my $chainref = dont_move new_chain( $table , newexclusionchain( $table ) );
|
||||
|
||||
add_ijump( $chainref, j => 'RETURN', imatch_dest_net( $_ ) ) for @$exclusions;
|
||||
add_ijump( $chainref, g => $target );
|
||||
@ -3556,7 +3671,7 @@ sub dest_iexclusion( $$$$$;@ ) {
|
||||
$dest = $1;
|
||||
@exclusion = mysplit( $2 );
|
||||
|
||||
my $chainref1 = new_chain( $table , newexclusionchain( $table ) );
|
||||
my $chainref1 = dont_move new_chain( $table , newexclusionchain( $table ) );
|
||||
|
||||
add_ijump( $chainref1 , j => 'RETURN', imatch_dest_net( $_ ) ) for @exclusion;
|
||||
|
||||
|
||||
@ -666,11 +666,6 @@ sub compiler {
|
||||
# (Produces no output to the compiled script)
|
||||
#
|
||||
process_policies;
|
||||
#
|
||||
# N O T R A C K
|
||||
# (Produces no output to the compiled script)
|
||||
#
|
||||
setup_notrack;
|
||||
|
||||
enable_script;
|
||||
|
||||
@ -710,12 +705,10 @@ sub compiler {
|
||||
#
|
||||
setup_proxy_arp;
|
||||
|
||||
my $setting = supplied $config{HELPERS} ? 0 : 1;
|
||||
|
||||
emit( "#\n# Set automatic helper association on kernel 3.5.0 and later\n#" ,
|
||||
emit( "#\n# Disable automatic helper association on kernel 3.5.0 and later\n#" ,
|
||||
'if [ -f /proc/sys/net/netfilter/nf_conntrack_helper ]; then' ,
|
||||
' progress_message "Setting up Automatic Helper Association"',
|
||||
" echo $setting > /proc/sys/net/netfilter/nf_conntrack_helper",
|
||||
' progress_message "Disabling Kernel Automatic Helper Association"',
|
||||
" echo 0 > /proc/sys/net/netfilter/nf_conntrack_helper",
|
||||
'fi',
|
||||
''
|
||||
);
|
||||
@ -799,6 +792,10 @@ sub compiler {
|
||||
#
|
||||
process_rules( $convert );
|
||||
#
|
||||
# Process the conntrack file
|
||||
#
|
||||
setup_conntrack;
|
||||
#
|
||||
# Add Tunnel rules.
|
||||
#
|
||||
setup_tunnels;
|
||||
|
||||
@ -606,7 +606,6 @@ sub initialize( $;$ ) {
|
||||
EXPORT => 0,
|
||||
KLUDGEFREE => '',
|
||||
STATEMATCH => '-m state --state',
|
||||
UNTRACKED => 0,
|
||||
VERSION => "4.5.6",
|
||||
CAPVERSION => 40507 ,
|
||||
);
|
||||
@ -731,6 +730,7 @@ sub initialize( $;$ ) {
|
||||
LEGACY_FASTSTART => undef,
|
||||
USE_PHYSICAL_NAMES => undef,
|
||||
HELPERS => undef,
|
||||
AUTOHELPERS => undef,
|
||||
#
|
||||
# Packet Disposition
|
||||
#
|
||||
@ -4529,6 +4529,7 @@ sub get_configuration( $$$ ) {
|
||||
default_yes_no 'LEGACY_FASTSTART' , 'Yes';
|
||||
default_yes_no 'USE_PHYSICAL_NAMES' , '';
|
||||
default_yes_no 'IPSET_WARNINGS' , 'Yes';
|
||||
default_yes_no 'AUTOHELPERS' , 'Yes';
|
||||
|
||||
if ( supplied $config{HELPERS} ) {
|
||||
my %helpers_temp = %helpers_enabled;
|
||||
|
||||
@ -681,7 +681,7 @@ sub add_common_rules ( $ ) {
|
||||
my $chain;
|
||||
my $dynamicref;
|
||||
|
||||
my @state = $config{BLACKLISTNEWONLY} ? $globals{UNTRACKED} ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID' : ();
|
||||
my @state = $config{BLACKLISTNEWONLY} ? have_capability( 'RAW_TABLE' ) ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID' : ();
|
||||
my $faststate = $config{RELATED_DISPOSITION} eq 'ACCEPT' && $config{RELATED_LOG_LEVEL} eq '' ? 'ESTABLISHED,RELATED' : 'ESTABLISHED';
|
||||
my $level = $config{BLACKLIST_LOGLEVEL};
|
||||
my $rejectref = $filter_table->{reject};
|
||||
@ -882,7 +882,7 @@ sub add_common_rules ( $ ) {
|
||||
add_ijump( $chainref, g => $smurfdest, s => IPv6_MULTICAST );
|
||||
}
|
||||
|
||||
my @state = $globals{UNTRACKED} ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID';
|
||||
my @state = have_capability( 'RAW_TABLE' ) ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID';
|
||||
|
||||
for my $hostref ( @$list ) {
|
||||
$interface = $hostref->[0];
|
||||
@ -1187,7 +1187,7 @@ sub setup_mac_lists( $ ) {
|
||||
my @policy = have_ipsec ? ( policy => "--pol $ipsec --dir in" ) : ();
|
||||
my @source = imatch_source_net $hostref->[2];
|
||||
|
||||
my @state = $globals{UNTRACKED} ? state_imatch 'NEW,UNTRACKED' : state_imatch 'NEW';
|
||||
my @state = have_capability( 'RAW_TABLE' ) ? state_imatch 'NEW,UNTRACKED' : state_imatch 'NEW';
|
||||
|
||||
if ( $table eq 'filter' ) {
|
||||
my $chainref = source_exclusion( $hostref->[3], $filter_table->{mac_chain $interface} );
|
||||
|
||||
@ -32,8 +32,8 @@ use Shorewall::Chains qw(:DEFAULT :internal);
|
||||
use strict;
|
||||
|
||||
our @ISA = qw(Exporter);
|
||||
our @EXPORT = qw( setup_notrack );
|
||||
our @EXPORT_OK = qw( );
|
||||
our @EXPORT = qw( setup_conntrack );
|
||||
our @EXPORT_OK = qw( handle_helper_rule );
|
||||
our $VERSION = 'MODULEVERSION';
|
||||
|
||||
my %valid_ctevent = ( new => 1, related => 1, destroy => 1, reply => 1, assured => 1, protoinfo => 1, helper => 1, mark => 1, natseqinfo => 1, secmark => 1 );
|
||||
@ -41,21 +41,34 @@ my %valid_ctevent = ( new => 1, related => 1, destroy => 1, reply => 1, assured
|
||||
#
|
||||
# Notrack
|
||||
#
|
||||
sub process_notrack_rule( $$$$$$$ ) {
|
||||
sub process_conntrack_rule( $$$$$$$$$ ) {
|
||||
|
||||
my ($action, $source, $dest, $proto, $ports, $sports, $user ) = @_;
|
||||
my ($chainref, $zoneref, $action, $source, $dest, $proto, $ports, $sports, $user ) = @_;
|
||||
|
||||
require_capability 'RAW_TABLE', 'conntrack rules', '';
|
||||
|
||||
$proto = '' if $proto eq 'any';
|
||||
$ports = '' if $ports eq 'any' || $ports eq 'all';
|
||||
$sports = '' if $sports eq 'any' || $sports eq 'all';
|
||||
|
||||
( my $zone, $source) = split /:/, $source, 2;
|
||||
my $zoneref = find_zone $zone;
|
||||
my $chainref = ensure_raw_chain( notrack_chain $zone );
|
||||
my $restriction = $zoneref->{type} == FIREWALL || $zoneref->{type} == VSERVER ? OUTPUT_RESTRICT : PREROUTE_RESTRICT;
|
||||
my $zone;
|
||||
my $restriction = PREROUTE_RESTRICT;
|
||||
|
||||
fatal_error 'USER/GROUP is not allowed unless the SOURCE zone is $FW or a Vserver zone' if $user ne '-' && $restriction != OUTPUT_RESTRICT;
|
||||
require_capability 'RAW_TABLE', 'conntrack rules', '';
|
||||
unless ( $chainref ) {
|
||||
#
|
||||
# Entry in the conntrack file
|
||||
#
|
||||
if ( $zoneref ) {
|
||||
$zone = $zoneref->{name};
|
||||
} else {
|
||||
($zone, $source) = split /:/, $source, 2;
|
||||
$zoneref = find_zone ( $zone );
|
||||
}
|
||||
|
||||
$chainref = ensure_raw_chain( notrack_chain $zone );
|
||||
$restriction = OUTPUT_RESTRICT if $zoneref->{type} == FIREWALL || $zoneref->{type} == VSERVER;
|
||||
fatal_error 'USER/GROUP is not allowed unless the SOURCE zone is $FW or a Vserver zone' if $user ne '-' && $restriction != OUTPUT_RESTRICT;
|
||||
}
|
||||
|
||||
my $target = $action;
|
||||
my $exception_rule = '';
|
||||
@ -122,9 +135,60 @@ sub process_notrack_rule( $$$$$$$ ) {
|
||||
$target ,
|
||||
$exception_rule );
|
||||
|
||||
progress_message " Notrack rule \"$currentline\" $done";
|
||||
progress_message " Conntrack rule \"$currentline\" $done";
|
||||
}
|
||||
|
||||
$globals{UNTRACKED} = 1;
|
||||
sub handle_helper_rule( $$$$$$$$$$$ ) {
|
||||
my ( $helper, $source, $dest, $proto, $ports, $sports, $sourceref, $action_target, $actionchain, $user, $rule ) = @_;
|
||||
|
||||
if ( $helper ne '-' ) {
|
||||
fatal_error "A HELPER is not allowed with this ACTION" if $action_target;
|
||||
#
|
||||
# This means that an ACCEPT or NAT rule with a helper is being processed
|
||||
#
|
||||
process_conntrack_rule( $actionchain ? ensure_raw_chain( $actionchain ) : undef ,
|
||||
$sourceref ,
|
||||
"CT:helper:$helper",
|
||||
$source ,
|
||||
$dest ,
|
||||
$proto ,
|
||||
$ports ,
|
||||
$sports ,
|
||||
$user );
|
||||
} else {
|
||||
assert( $action_target );
|
||||
#
|
||||
# The target is an action
|
||||
#
|
||||
if ( $actionchain ) {
|
||||
#
|
||||
# And the source is another action chain
|
||||
#
|
||||
expand_rule( ensure_raw_chain( $actionchain ) ,
|
||||
PREROUTE_RESTRICT ,
|
||||
$rule ,
|
||||
$source ,
|
||||
$dest ,
|
||||
'' ,
|
||||
$action_target ,
|
||||
'',
|
||||
'CT' ,
|
||||
'' );
|
||||
} else {
|
||||
expand_rule( ensure_raw_chain( notrack_chain( $sourceref->{name} ) ) ,
|
||||
( $sourceref->{type} == FIREWALL || $sourceref->{type} == VSERVER ?
|
||||
OUTPUT_RESTRICT :
|
||||
PREROUTE_RESTRICT ) ,
|
||||
$rule ,
|
||||
$source ,
|
||||
$dest ,
|
||||
'' ,
|
||||
$action_target ,
|
||||
'' ,
|
||||
'CT' ,
|
||||
'' );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
sub process_format( $ ) {
|
||||
@ -135,7 +199,7 @@ sub process_format( $ ) {
|
||||
$format;
|
||||
}
|
||||
|
||||
sub setup_notrack() {
|
||||
sub setup_conntrack() {
|
||||
|
||||
my $format = 1;
|
||||
my $action = 'NOTRACK';
|
||||
@ -188,10 +252,10 @@ sub setup_notrack() {
|
||||
|
||||
if ( $source eq 'all' ) {
|
||||
for my $zone (all_zones) {
|
||||
process_notrack_rule( $action, $zone, $dest, $proto, $ports, $sports, $user );
|
||||
process_conntrack_rule( undef, undef, $action, $zone, $dest, $proto, $ports, $sports, $user );
|
||||
}
|
||||
} else {
|
||||
process_notrack_rule( $action, $source, $dest, $proto, $ports, $sports, $user );
|
||||
process_conntrack_rule( undef, undef, $action, $source, $dest, $proto, $ports, $sports, $user );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -34,6 +34,7 @@ use Shorewall::Zones;
|
||||
use Shorewall::Chains qw(:DEFAULT :internal);
|
||||
use Shorewall::IPAddrs;
|
||||
use Shorewall::Nat qw(:rules);
|
||||
use Shorewall::Raw qw( handle_helper_rule );
|
||||
use Scalar::Util 'reftype';
|
||||
|
||||
use strict;
|
||||
@ -91,7 +92,9 @@ my %rulecolumns = ( action => 0,
|
||||
connlimit => 10,
|
||||
time => 11,
|
||||
headers => 12,
|
||||
switch => 13 );
|
||||
switch => 13,
|
||||
helper => 14,
|
||||
);
|
||||
|
||||
use constant { MAX_MACRO_NEST_LEVEL => 5 };
|
||||
|
||||
@ -915,7 +918,7 @@ sub new_action( $$ ) {
|
||||
|
||||
fatal_error "Invalid action name($action)" if reserved_name( $action );
|
||||
|
||||
$actions{$action} = { actchain => '' };
|
||||
$actions{$action} = { actchain => '' };
|
||||
|
||||
$targets{$action} = $type;
|
||||
}
|
||||
@ -1424,7 +1427,7 @@ sub process_actions() {
|
||||
|
||||
}
|
||||
|
||||
sub process_rule1 ( $$$$$$$$$$$$$$$$$ );
|
||||
sub process_rule1 ( $$$$$$$$$$$$$$$$$$ );
|
||||
|
||||
#
|
||||
# Populate an action invocation chain. As new action tuples are encountered,
|
||||
@ -1457,14 +1460,14 @@ sub process_action( $) {
|
||||
|
||||
while ( read_a_line( NORMAL_READ ) ) {
|
||||
|
||||
my ($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition );
|
||||
my ($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $helper );
|
||||
|
||||
if ( $format == 1 ) {
|
||||
($target, $source, $dest, $proto, $ports, $sports, $rate, $user, $mark ) =
|
||||
split_line1 'action file', { target => 0, source => 1, dest => 2, proto => 3, dport => 4, sport => 5, rate => 6, user => 7, mark => 8 }, $rule_commands;
|
||||
$origdest = $connlimit = $time = $headers = $condition = '-';
|
||||
} else {
|
||||
($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition )
|
||||
($target, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $helper )
|
||||
= split_line1 'action file', \%rulecolumns, $action_commands;
|
||||
}
|
||||
|
||||
@ -1502,6 +1505,7 @@ sub process_action( $) {
|
||||
$time,
|
||||
$headers,
|
||||
$condition,
|
||||
$helper,
|
||||
0 );
|
||||
}
|
||||
|
||||
@ -1531,8 +1535,8 @@ sub use_policy_action( $ ) {
|
||||
#
|
||||
# Expand a macro rule from the rules file
|
||||
#
|
||||
sub process_macro ( $$$$$$$$$$$$$$$$$$ ) {
|
||||
my ($macro, $chainref, $target, $param, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $wildcard ) = @_;
|
||||
sub process_macro ( $$$$$$$$$$$$$$$$$$$) {
|
||||
my ($macro, $chainref, $target, $param, $source, $dest, $proto, $ports, $sports, $origdest, $rate, $user, $mark, $connlimit, $time, $headers, $condition, $helper, $wildcard ) = @_;
|
||||
|
||||
my $nocomment = no_comment;
|
||||
|
||||
@ -1550,13 +1554,13 @@ sub process_macro ( $$$$$$$$$$$$$$$$$$ ) {
|
||||
|
||||
while ( read_a_line( NORMAL_READ ) ) {
|
||||
|
||||
my ( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $morigdest, $mrate, $muser, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition );
|
||||
my ( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $morigdest, $mrate, $muser, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition, $mhelper);
|
||||
|
||||
if ( $format == 1 ) {
|
||||
( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $mrate, $muser ) = split_line1 'macro file', \%rulecolumns, $rule_commands;
|
||||
( $morigdest, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition ) = qw/- - - - - -/;
|
||||
( $morigdest, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition, $mhelper ) = qw/- - - - - - -/;
|
||||
} else {
|
||||
( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $morigdest, $mrate, $muser, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition ) = split_line1 'macro file', \%rulecolumns, $rule_commands;
|
||||
( $mtarget, $msource, $mdest, $mproto, $mports, $msports, $morigdest, $mrate, $muser, $mmark, $mconnlimit, $mtime, $mheaders, $mcondition, $mhelper ) = split_line1 'macro file', \%rulecolumns, $rule_commands;
|
||||
}
|
||||
|
||||
fatal_error 'TARGET must be specified' if $mtarget eq '-';
|
||||
@ -1635,6 +1639,7 @@ sub process_macro ( $$$$$$$$$$$$$$$$$$ ) {
|
||||
merge_macro_column( $mtime, $time ),
|
||||
merge_macro_column( $mheaders, $headers ),
|
||||
merge_macro_column( $mcondition, $condition ),
|
||||
merge_macro_column( $mhelper, $helper ),
|
||||
$wildcard
|
||||
);
|
||||
|
||||
@ -1667,7 +1672,7 @@ sub verify_audit($;$$) {
|
||||
# Similarly, if a new action tuple is encountered, this function is called recursively for each rule in the action
|
||||
# body. In this latter case, a reference to the tuple's chain is passed in the first ($chainref) argument.
|
||||
#
|
||||
sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
sub process_rule1 ( $$$$$$$$$$$$$$$$$$ ) {
|
||||
my ( $chainref, #reference to Action Chain if we are being called from process_action(); undef otherwise
|
||||
$target,
|
||||
$current_param,
|
||||
@ -1684,6 +1689,7 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$time,
|
||||
$headers,
|
||||
$condition,
|
||||
$helper,
|
||||
$wildcard ) = @_;
|
||||
|
||||
my ( $action, $loglevel) = split_action $target;
|
||||
@ -1735,6 +1741,7 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$time,
|
||||
$headers,
|
||||
$condition,
|
||||
$helper,
|
||||
$wildcard );
|
||||
|
||||
$macro_nest_level--;
|
||||
@ -1776,12 +1783,13 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
#
|
||||
process_action( $ref );
|
||||
#
|
||||
# Processing the action may determine that the action or one of it's dependents does NAT, so:
|
||||
# Processing the action may determine that the action or one of it's dependents does NAT or HELPER, so:
|
||||
#
|
||||
# - Refresh $actiontype
|
||||
# - Create the associate nat table chain if appropriate.
|
||||
# - Create the associated nat and/or table chain if appropriate.
|
||||
#
|
||||
ensure_chain( 'nat', $ref->{name} ) if ( $actiontype = $targets{$basictarget} ) & NATRULE;
|
||||
ensure_chain( 'raw', $ref->{name} ) if ( $actiontype & HELPER );
|
||||
}
|
||||
|
||||
$action = $basictarget; # Remove params, if any, from $action.
|
||||
@ -1796,6 +1804,10 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$targets{$inaction} |= NATRULE if $inaction;
|
||||
fatal_error "NAT rules are only allowed in the NEW section" unless $section eq 'NEW';
|
||||
}
|
||||
|
||||
if ( $actiontype & HELPER ) {
|
||||
fatal_error "HELPER rules are only allowed in the NEW section" unless $section eq 'NEW';
|
||||
}
|
||||
#
|
||||
# Take care of irregular syntax and targets
|
||||
#
|
||||
@ -1807,7 +1819,13 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$bt =~ s/[-+!]$//;
|
||||
|
||||
my %functions =
|
||||
( ACCEPT => sub() { $action = 'RETURN' if $blacklist; } ,
|
||||
( ACCEPT => sub() {
|
||||
if ( $blacklist ) {
|
||||
$action = 'RETURN';
|
||||
} elsif ( $helper ne '-' ) {
|
||||
$actiontype |= HELPER;
|
||||
}
|
||||
} ,
|
||||
|
||||
REDIRECT => sub () {
|
||||
my $z = $actiontype & NATONLY ? '' : firewall_zone;
|
||||
@ -1838,6 +1856,8 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
|
||||
if ( $function ) {
|
||||
$function->();
|
||||
} elsif ( $actiontype & NATRULE && $helper ne '-' ) {
|
||||
$actiontype |= HELPER;
|
||||
} elsif ( $actiontype & SET ) {
|
||||
my %xlate = ( ADD => 'add-set' , DEL => 'del-set' );
|
||||
|
||||
@ -2027,8 +2047,26 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
fatal_error "$basictarget rules are not allowed in the $section SECTION" if $actiontype & ( NATRULE | NONAT );
|
||||
$rule .= "$globals{STATEMATCH} $section " unless $section eq 'ALL' || $blacklist;
|
||||
}
|
||||
|
||||
#
|
||||
# Generate CT rules(s), if any
|
||||
#
|
||||
if ( $actiontype & HELPER ) {
|
||||
handle_helper_rule( $helper,
|
||||
$source,
|
||||
$origdest ? $origdest : $dest,
|
||||
$proto,
|
||||
$ports,
|
||||
$sports,
|
||||
$sourceref,
|
||||
( $actiontype & ACTION ) ? $usedactions{$normalized_target}->{name} : '',
|
||||
$inaction ? $chain : '' ,
|
||||
$user ,
|
||||
$rule ,
|
||||
);
|
||||
|
||||
$targets{$inaction} |= HELPER if $inaction;
|
||||
}
|
||||
|
||||
# Generate NAT rule(s), if any
|
||||
#
|
||||
if ( $actiontype & NATRULE ) {
|
||||
@ -2049,8 +2087,9 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$rule,
|
||||
$source,
|
||||
( $actiontype & ACTION ) ? '' : $loglevel,
|
||||
$log_action
|
||||
$log_action,
|
||||
);
|
||||
|
||||
#
|
||||
# After NAT:
|
||||
# - the destination port will be the server port ($ports) -- we did that above
|
||||
@ -2069,6 +2108,7 @@ sub process_rule1 ( $$$$$$$$$$$$$$$$$ ) {
|
||||
$loglevel = '';
|
||||
$action = 'ACCEPT';
|
||||
$origdest = ALLIP if $origdest =~ /[+]/;
|
||||
$helper = '-';
|
||||
}
|
||||
} elsif ( $actiontype & NONAT ) {
|
||||
#
|
||||
@ -2224,7 +2264,7 @@ sub build_zone_list( $$$\$\$ ) {
|
||||
# Process a Record in the rules file
|
||||
#
|
||||
sub process_rule ( ) {
|
||||
my ( $target, $source, $dest, $protos, $ports, $sports, $origdest, $ratelimit, $user, $mark, $connlimit, $time, $headers, $condition )
|
||||
my ( $target, $source, $dest, $protos, $ports, $sports, $origdest, $ratelimit, $user, $mark, $connlimit, $time, $headers, $condition, $helper )
|
||||
= split_line1 'rules file', \%rulecolumns, $rule_commands;
|
||||
|
||||
fatal_error 'ACTION must be specified' if $target eq '-';
|
||||
@ -2281,6 +2321,7 @@ sub process_rule ( ) {
|
||||
$time,
|
||||
$headers,
|
||||
$condition,
|
||||
$helper,
|
||||
$wild );
|
||||
}
|
||||
}
|
||||
@ -2305,7 +2346,7 @@ sub classic_blacklist() {
|
||||
my $fw = firewall_zone;
|
||||
my @zones = off_firewall_zones;
|
||||
my @vservers = vserver_zones;
|
||||
my @state = $config{BLACKLISTNEWONLY} ? $globals{UNTRACKED} ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID' : ();
|
||||
my @state = $config{BLACKLISTNEWONLY} ? have_capability( 'RAW_TABLE' ) ? state_imatch 'NEW,INVALID,UNTRACKED' : state_imatch 'NEW,INVALID' : ();
|
||||
my $result;
|
||||
|
||||
for my $zone ( @zones ) {
|
||||
|
||||
@ -61,7 +61,7 @@ sub setup_tunnels() {
|
||||
}
|
||||
}
|
||||
|
||||
my @options = $globals{UNTRACKED} ? state_imatch 'NEW,UNTRACKED' : state_imatch 'NEW';
|
||||
my @options = have_capability( 'RAW_TABLE' ) ? state_imatch 'NEW,UNTRACKED' : state_imatch 'NEW';
|
||||
|
||||
add_tunnel_rule $inchainref, p => 50, @$source;
|
||||
add_tunnel_rule $outchainref, p => 50, @$dest;
|
||||
|
||||
@ -57,6 +57,7 @@ our @EXPORT = qw( NOTHING
|
||||
all_parent_zones
|
||||
complex_zones
|
||||
vserver_zones
|
||||
on_firewall_zones
|
||||
off_firewall_zones
|
||||
non_firewall_zones
|
||||
single_interface
|
||||
@ -117,7 +118,8 @@ use constant { IN_OUT => 1,
|
||||
#
|
||||
# @zones contains the ordered list of zones with sub-zones appearing before their parents.
|
||||
#
|
||||
# %zones{<zone1> => {type => <zone type> FIREWALL, IP, IPSEC, BPORT;
|
||||
# %zones{<zone1> => {name => <name>,
|
||||
# type => <zone type> FIREWALL, IP, IPSEC, BPORT;
|
||||
# complex => 0|1
|
||||
# super => 0|1
|
||||
# options => { in_out => < policy match string >
|
||||
@ -838,6 +840,10 @@ sub all_zones() {
|
||||
@zones;
|
||||
}
|
||||
|
||||
sub on_firewall_zones() {
|
||||
grep ( ( $zones{$_}{type} & ( FIREWALL | VSERVER ) ) , @zones );
|
||||
}
|
||||
|
||||
sub off_firewall_zones() {
|
||||
grep ( ! ( $zones{$_}{type} & ( FIREWALL | VSERVER ) ) , @zones );
|
||||
}
|
||||
|
||||
@ -116,6 +116,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -127,6 +127,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -125,6 +125,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -128,6 +128,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -116,6 +116,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -96,7 +96,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -106,7 +106,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -116,7 +116,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -126,7 +126,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -299,6 +299,49 @@
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">AUTOHELPERS=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.8. When set to <option>Yes</option>
|
||||
(the default), the generated ruleset will automatically associate
|
||||
helpers with applications that require them (FTP, IRC, etc.). When
|
||||
configuring your firewall on systems running kernel 3.5 or later, it
|
||||
is recommended that you:</para>
|
||||
|
||||
<orderedlist>
|
||||
<listitem>
|
||||
<para>Set AUTOHELPERS=No.</para>
|
||||
</listitem>
|
||||
|
||||
<listitem>
|
||||
<para>Either:</para>
|
||||
|
||||
<orderedlist numeration="loweralpha">
|
||||
<listitem>
|
||||
<para>Modify <ulink
|
||||
url="shorewall-conntrack.html">shorewall-conntrack</ulink>
|
||||
(5) to only apply helpers where they are required; or</para>
|
||||
</listitem>
|
||||
|
||||
<listitem>
|
||||
<para>Specify the appropriate helper in the HELPER column in
|
||||
<ulink url="shorewall-rules.html">shorewall-rules</ulink>
|
||||
(5).</para>
|
||||
|
||||
<note>
|
||||
<para>The macros for those applications requiring a helper
|
||||
automatically specify the appropriate HELPER where
|
||||
required.</para>
|
||||
</note>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">AUTOMAKE=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
@ -482,7 +525,7 @@
|
||||
</itemizedlist>
|
||||
|
||||
<blockquote>
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<para>If CONFIG_PATH is not given or if it is set to the empty
|
||||
value then the contents of /usr/share/shorewall/configpath are
|
||||
@ -739,8 +782,8 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</itemizedlist>
|
||||
|
||||
<para>When HELPERS is specified on a system running Kernel 3.5.0 or
|
||||
later, automatic association of helpers to connections is disabled.
|
||||
</para>
|
||||
later, automatic association of helpers to connections is
|
||||
disabled.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -889,7 +932,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<blockquote>
|
||||
<para>If this variable is not set or is given an empty value
|
||||
@ -1099,7 +1142,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</listitem>
|
||||
</itemizedlist>
|
||||
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<blockquote>
|
||||
<para>For example, using the default LOGFORMAT, the log prefix for
|
||||
@ -1116,7 +1159,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
control your firewall after you enable this option.</para>
|
||||
</important>
|
||||
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<caution>
|
||||
<para>Do not use this option if the resulting log messages will
|
||||
@ -1780,7 +1823,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
role="bold">"</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
|
||||
@ -111,6 +111,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -111,6 +111,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -111,6 +111,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -111,6 +111,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -111,6 +111,8 @@ ADMINISABSENTMINDED=Yes
|
||||
|
||||
AUTOCOMMENT=Yes
|
||||
|
||||
AUTOHELPERS=Yes
|
||||
|
||||
AUTOMAKE=No
|
||||
|
||||
BLACKLISTNEWONLY=Yes
|
||||
|
||||
@ -82,7 +82,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -92,7 +92,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -102,7 +102,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -112,7 +112,7 @@
|
||||
role="bold">none</emphasis>}</term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -228,6 +228,49 @@
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">AUTOHELPERS=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.8. When set to <option>Yes</option>
|
||||
(the default), the generated ruleset will automatically associate
|
||||
helpers with applications that require them (FTP, IRC, etc.). When
|
||||
configuring your firewall on systems running kernel 3.5 or later, it
|
||||
is recommended that you:</para>
|
||||
|
||||
<orderedlist>
|
||||
<listitem>
|
||||
<para>Set AUTOHELPERS=No.</para>
|
||||
</listitem>
|
||||
|
||||
<listitem>
|
||||
<para>Either:</para>
|
||||
|
||||
<orderedlist numeration="loweralpha">
|
||||
<listitem>
|
||||
<para>Modify <ulink
|
||||
url="shorewall-conntrack.html">shorewall6-conntrack</ulink>
|
||||
(5) to only apply helpers where they are required; or</para>
|
||||
</listitem>
|
||||
|
||||
<listitem>
|
||||
<para>Specify the appropriate helper in the HELPER column in
|
||||
<ulink url="shorewall6-rules.html">shorewall6-rules</ulink>
|
||||
(5).</para>
|
||||
|
||||
<note>
|
||||
<para>The macros for those applications requiring a helper
|
||||
automatically specify the appropriate HELPER where
|
||||
required.</para>
|
||||
</note>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">AUTOMAKE=</emphasis>[<emphasis
|
||||
role="bold">Yes</emphasis>|<emphasis role="bold">No</emphasis>]</term>
|
||||
@ -648,8 +691,8 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</itemizedlist>
|
||||
|
||||
<para>When HELPERS is specified on a system running Kernel 3.5.0 or
|
||||
later, automatic association of helpers to connections is disabled.
|
||||
</para>
|
||||
later, automatic association of helpers to connections is
|
||||
disabled.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -962,7 +1005,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
</listitem>
|
||||
</itemizedlist>
|
||||
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<blockquote>
|
||||
<para>For example, using the default LOGFORMAT, the log prefix for
|
||||
@ -979,7 +1022,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
control your firewall after you enable this option.</para>
|
||||
</important>
|
||||
|
||||
<para/>
|
||||
<para></para>
|
||||
|
||||
<caution>
|
||||
<para>Do not use this option if the resulting log messages will
|
||||
@ -1578,7 +1621,7 @@ net all DROP info</programlisting>then the chain name is 'net2all'
|
||||
role="bold">"</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para/>
|
||||
<para></para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
|
||||
@ -94,11 +94,11 @@
|
||||
</listitem>
|
||||
|
||||
<listitem>
|
||||
<para>This version of Shorewall requires the Digest::SHA1 Perl
|
||||
module.</para>
|
||||
<para>This version of Shorewall requires the Digest::SHA1 or the
|
||||
Digest:SHA Perl module.</para>
|
||||
|
||||
<simplelist>
|
||||
<member>Debian: libdigest-sha1-perl</member>
|
||||
<member>Debian: libdigest-sha-perl</member>
|
||||
|
||||
<member>Fedora: perl-Digest-SHA1</member>
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user