Forward Firewall: bugfix
[people/teissler/ipfire-2.x.git] / config / forwardfw / rules.pl
CommitLineData
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1#!/usr/bin/perl
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2012 #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
21# #
22# Hi folks! I hope this code is useful for all. I needed something to handle #
23# my VPN Connections in a comfortable way. #
24# This script builds firewallrules from the webinterface #
25###############################################################################
26
2a81ab0d 27use strict;
472136c9 28use Time::Local;
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29no warnings 'uninitialized';
30
31# enable only the following on debugging purpose
32#use warnings;
33#use CGI::Carp 'fatalsToBrowser';
34
35my %fwdfwsettings=();
36my %defaultNetworks=();
37my %configfwdfw=();
38my %color=();
39my %icmptypes=();
40my %ovpnSettings=();
41my %customgrp=();
42our %sourcehash=();
43our %targethash=();
44my @timeframe=();
45my %configinputfw=();
5d7faa45 46my %configoutgoingfw=();
31fef6cc 47my %configdmzfw=();
a6edca5a 48my %confignatfw=();
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49my %aliases=();
50my @DPROT=();
36196d0d 51my @p2ps=();
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52require '/var/ipfire/general-functions.pl';
53require "${General::swroot}/lang.pl";
54require "${General::swroot}/forward/bin/firewall-lib.pl";
55
31fef6cc 56my $configdmz = "${General::swroot}/forward/dmz";
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57my $configfwdfw = "${General::swroot}/forward/config";
58my $configinput = "${General::swroot}/forward/input";
5d7faa45 59my $configoutgoing = "${General::swroot}/forward/outgoing";
a6edca5a 60my $confignat = "${General::swroot}/forward/nat";
36196d0d 61my $p2pfile = "${General::swroot}/forward/p2protocols";
2a81ab0d 62my $configgrp = "${General::swroot}/fwhosts/customgroups";
210ee67b 63my $netsettings = "${General::swroot}/ethernet/settings";
2a81ab0d 64my $errormessage='';
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65my $orange;
66my $green;
6adcf156 67my $blue;
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68my ($TYPE,$PROT,$SPROT,$DPROT,$SPORT,$DPORT,$TIME,$TIMEFROM,$TIMETILL,$SRC_TGT);
69my $CHAIN="FORWARDFW";
ddcec9d3 70my $conexists='off';
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71my $command = 'iptables -A';
72my $dnat='';
73my $snat='';
2a81ab0d 74&General::readhash("${General::swroot}/forward/settings", \%fwdfwsettings);
210ee67b 75&General::readhash("$netsettings", \%defaultNetworks);
31fef6cc 76&General::readhasharray($configdmz, \%configdmzfw);
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77&General::readhasharray($configfwdfw, \%configfwdfw);
78&General::readhasharray($configinput, \%configinputfw);
5d7faa45 79&General::readhasharray($configoutgoing, \%configoutgoingfw);
a6edca5a 80&General::readhasharray($confignat, \%confignatfw);
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81&General::readhasharray($configgrp, \%customgrp);
82&General::get_aliases(\%aliases);
83
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84#check if we have an internetconnection
85open (CONN,"/var/ipfire/red/iface");
86my $con = <CONN>;
87close(CONN);
88if (-f "/var/ipfire/red/active"){
89 $conexists='on';
90}
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91open (CONN1,"/var/ipfire/red/local-ipaddress");
92my $redip = <CONN1>;
93close(CONN1);
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94################################
95# DEBUG/TEST #
96################################
54cb7ff0 97my $MODE=1; # 0 - normal operation
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98 # 1 - print configline and rules to console
99 #
100################################
101my $param=shift;
102
103if($param eq 'flush'){
104 if ($MODE eq '1'){
105 print " Flushing chains...\n";
106 }
107 &flush;
108}else{
109 if ($MODE eq '1'){
110 print " Flushing chains...\n";
111 }
112 &flush;
113 if ($MODE eq '1'){
114 print " Preparing rules...\n";
115 }
116 &preparerules;
117 if($MODE eq '0'){
118 if ($fwdfwsettings{'POLICY'} eq 'MODE1'){
af49e367 119 &p2pblock;
5d7faa45 120 system ("/usr/sbin/firewall-policy");
2a81ab0d 121 }elsif($fwdfwsettings{'POLICY'} eq 'MODE2'){
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122 $defaultNetworks{'GREEN_NETMASK'}=&General::iporsubtocidr($defaultNetworks{'GREEN_NETMASK'});
123 $green="$defaultNetworks{'GREEN_ADDRESS'}/$defaultNetworks{'GREEN_NETMASK'}";
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124 if ($defaultNetworks{'BLUE_DEV'}){
125 $defaultNetworks{'BLUE_NETMASK'}=&General::iporsubtocidr($defaultNetworks{'BLUE_NETMASK'});
126 $blue="$defaultNetworks{'BLUE_ADDRESS'}/$defaultNetworks{'BLUE_NETMASK'}";
127 #set default rules for BLUE
128 system ("iptables -A $CHAIN -s $blue -d $green -j RETURN");
129 }
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130 if ($defaultNetworks{'ORANGE_DEV'}){
131 $defaultNetworks{'ORANGE_NETMASK'}=&General::iporsubtocidr($defaultNetworks{'ORANGE_NETMASK'});
132 $orange="$defaultNetworks{'ORANGE_ADDRESS'}/$defaultNetworks{'ORANGE_NETMASK'}";
133 #set default rules for DMZ
134 system ("iptables -A $CHAIN -s $orange -d $green -j RETURN");
135 if ($defaultNetworks{'BLUE_DEV'}){
136 system ("iptables -A $CHAIN -s $orange -d $blue -j RETURN");
137 }
138 }
6adcf156 139 &p2pblock;
fd10a52c 140 system ("iptables -A $CHAIN -m state --state NEW -j ACCEPT");
5d7faa45 141 system ("/usr/sbin/firewall-policy");
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142 }
143 }
144}
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145sub flush
146{
147 system ("iptables -F FORWARDFW");
148 system ("iptables -F INPUTFW");
5d7faa45 149 system ("iptables -F OUTGOINGFW");
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150}
151sub preparerules
152{
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153 if (! -z "${General::swroot}/forward/dmz"){
154 &buildrules(\%configdmzfw);
155 }
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156 if (! -z "${General::swroot}/forward/config"){
157 &buildrules(\%configfwdfw);
158 }
159 if (! -z "${General::swroot}/forward/input"){
160 &buildrules(\%configinputfw);
161 }
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162 if (! -z "${General::swroot}/forward/outgoing"){
163 &buildrules(\%configoutgoingfw);
164 }
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165 if (! -z "${General::swroot}/forward/nat"){
166 &buildrules(\%confignatfw);
167 }
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168}
169sub buildrules
170{
171 my $hash=shift;
b5269091 172 my $STAG;
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173 my $natip;
174 my $snatport;
175 my $fireport;
992394d5 176 foreach my $key (sort {$a <=> $b} keys %$hash){
ddcec9d3 177 next if ($$hash{$key}[6] eq 'RED' && $conexists eq 'off' );
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178 if ($$hash{$key}[28] eq 'ON'){
179 $command='iptables -t nat -A';
180 $natip=&get_nat_ip($$hash{$key}[29]);
181 if($$hash{$key}[31] eq 'dnat'){
182 $$hash{$key}[0]='DNAT';
183 $fireport='--dport '.$$hash{$key}[30] if ($$hash{$key}[30]>0);
184 }else{
185 $$hash{$key}[0]='SNAT';
186 }
187 }
b5269091 188 $STAG='';
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189 if($$hash{$key}[2] eq 'ON'){
190 #get source ip's
191 if ($$hash{$key}[3] eq 'cust_grp_src'){
992394d5 192 foreach my $grp (sort {$a <=> $b} keys %customgrp){
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193 if($customgrp{$grp}[0] eq $$hash{$key}[4]){
194 &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"src");
195 }
196 }
197 }else{
198 &get_address($$hash{$key}[3],$$hash{$key}[4],"src");
199 }
200 #get target ip's
201 if ($$hash{$key}[5] eq 'cust_grp_tgt'){
992394d5 202 foreach my $grp (sort {$a <=> $b} keys %customgrp){
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203 if($customgrp{$grp}[0] eq $$hash{$key}[6]){
204 &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"tgt");
205 }
206 }
207 }elsif($$hash{$key}[5] eq 'ipfire'){
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208 if($$hash{$key}[6] eq 'Default IP'){
209 open(FILE, "/var/ipfire/red/local-ipaddress") or die 'Unable to open config file.';
210 $targethash{$key}[0]= <FILE>;
211 close(FILE);
212 }else{
213 foreach my $alias (sort keys %aliases){
214 if ($$hash{$key}[6] eq $alias){
215 $targethash{$key}[0]=$aliases{$alias}{'IPT'};
216 }
217 }
218 }
219 }else{
220 &get_address($$hash{$key}[5],$$hash{$key}[6],"tgt");
221 }
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222 ##get source prot and port
223 $SRC_TGT='SRC';
224 $SPROT = &get_prot($hash,$key);
225 $SPORT = &get_port($hash,$key);
226 $SRC_TGT='';
14f7cb87 227
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228 ##get target prot and port
229 $DPROT=&get_prot($hash,$key);
14f7cb87 230
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231 if ($DPROT eq ''){$DPROT=' ';}
232 @DPROT=split(",",$DPROT);
14f7cb87 233
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234 #get time if defined
235 if($$hash{$key}[18] eq 'ON'){
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236 my ($time1,$time2,$daylight);
237 my $daylight=$$hash{$key}[28];
238 $time1=&get_time($$hash{$key}[26],$daylight);
239 $time2=&get_time($$hash{$key}[27],$daylight);
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240 if($$hash{$key}[19] ne ''){push (@timeframe,"Mon");}
241 if($$hash{$key}[20] ne ''){push (@timeframe,"Tue");}
242 if($$hash{$key}[21] ne ''){push (@timeframe,"Wed");}
243 if($$hash{$key}[22] ne ''){push (@timeframe,"Thu");}
244 if($$hash{$key}[23] ne ''){push (@timeframe,"Fri");}
245 if($$hash{$key}[24] ne ''){push (@timeframe,"Sat");}
246 if($$hash{$key}[25] ne ''){push (@timeframe,"Sun");}
247 $TIME=join(",",@timeframe);
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248
249 $TIMEFROM="--timestart $time1 ";
250 $TIMETILL="--timestop $time2 ";
a0f267b9 251 $TIME="-m time --weekdays $TIME $TIMEFROM $TIMETILL";
2a81ab0d 252 }
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253 if ($MODE eq '1'){
254 print "NR:$key ";
255 foreach my $i (0 .. $#{$$hash{$key}}){
256 print "$i: $$hash{$key}[$i] ";
257 }
258 print "\n";
259 print"##################################\n";
260 #print rules to console
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261 foreach my $DPROT (@DPROT){
262 $DPORT = &get_port($hash,$key,$DPROT);
263 if ($SPROT ne ''){$PROT=$SPROT;}else{$PROT=$DPROT;}
264 $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
265 foreach my $a (sort keys %sourcehash){
266 foreach my $b (sort keys %targethash){
d7dc9718 267 if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
2a81ab0d 268 if($SPROT eq '' || $SPROT eq $DPROT || $DPROT eq ' '){
5d7faa45 269 if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
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270 if(substr($DPORT, 2, 4) eq 'icmp'){
271 my @icmprule= split(",",substr($DPORT, 12,));
272 foreach (@icmprule){
273 if ($$hash{$key}[17] eq 'ON'){
a6edca5a 274 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] --icmp-type $_ $TIME -j LOG\n";
8cb1afc8 275 }
a6edca5a 276 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] --icmp-type $_ $TIME -j $$hash{$key}[0]\n";
8cb1afc8 277 }
a6edca5a 278 }elsif($$hash{$key}[28] ne 'ON'){
8cb1afc8 279 if ($$hash{$key}[17] eq 'ON'){
a6edca5a 280 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
8cb1afc8 281 }
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282 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
283 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[32] eq 'dnat'){
284 #if ($$hash{$key}[17] eq 'ON'){
285 #print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $targethash{$b}[0] $DPORT $TIME -j LOG\n";
286 #}
287 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $$hash{$key}[0] --to $targethash{$b}[0]$DPORT\n";
288 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[32] eq 'snat'){
289 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0] --to $natip$fireport\n";
2a81ab0d 290 }
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291 }
292 }
293 }
294 }
295 print"\n";
296 }
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297 }elsif($MODE eq '0'){
298 foreach my $DPROT (@DPROT){
299 $DPORT = &get_port($hash,$key,$DPROT);
300 if ($SPROT ne ''){$PROT=$SPROT;}else{$PROT=$DPROT;}
301 $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
302 foreach my $a (sort keys %sourcehash){
303 foreach my $b (sort keys %targethash){
d7dc9718 304 if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
2a81ab0d 305 if($SPROT eq '' || $SPROT eq $DPROT || $DPROT eq ' '){
5d7faa45 306 if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
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307 if(substr($DPORT, 2, 4) eq 'icmp'){
308 my @icmprule= split(",",substr($DPORT, 12,));
309 foreach (@icmprule){
310 if ($$hash{$key}[17] eq 'ON'){
a6edca5a 311 system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] -- icmp-type $_ $TIME -j LOG");
8cb1afc8 312 }
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313 system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] --icmp-type $_ $TIME -j $$hash{$key}[0]");
314 }
315 }elsif($$hash{$key}[28] ne 'ON'){
316 if ($$hash{$key}[17] eq 'ON'){
317 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
318 }
319 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
320 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
321 if ($$hash{$key}[17] eq 'ON'){
322 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
8cb1afc8 323 }
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324 my $fwaccessdport="--dport ".substr($DPORT,1,) if ($DPORT);
325 my ($ip,$sub) =split("/",$targethash{$b}[0]);
326 system "iptables -A PORTFWACCESS $PROT $STAG $sourcehash{$a}[0] -d $targethash{$b}[0] $fwaccessdport $TIME \n";
327 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $$hash{$key}[0] --to $ip$DPORT\n";
328 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
8cb1afc8 329 if ($$hash{$key}[17] eq 'ON'){
a6edca5a 330 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG --log-prefix 'SNAT '\n";
8cb1afc8 331 }
a6edca5a 332 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0] --to $natip$fireport\n";
2a81ab0d 333 }
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334 }
335 }
336 }
337 }
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338 }
339 }
340 }
341 %sourcehash=();
342 %targethash=();
343 undef $TIME;
344 undef $TIMEFROM;
345 undef $TIMETILL;
a6edca5a 346 undef $fireport;
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347 }
348}
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349sub get_nat_ip
350{
351 my $val=shift;
352 my $result;
353 if($val eq 'RED' || $val eq 'GREEN' || $val eq 'ORANGE' || $val eq 'BLUE'){
354 $result=$defaultNetworks{$val.'_ADDRESS'};
355 }elsif($val eq 'ALL'){
356 $result='-i '.$con;
357 }elsif($val eq 'Default IP'){
358 $result='-d '.$redip;
359 }else{
360 foreach my $al (sort keys %aliases){
361 if($val eq $al){
362 $result='-d '.$aliases{$al}{'IPT'};
363 }
364 }
365 }
366 return $result;
367}
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368sub get_time
369{
370 my $val=shift;
371 my $val1=shift;
372 my $time;
373 my $minutes;
374 my $ruletime;
375 $minutes = &utcmin($val);
376 $ruletime = $minutes + &time_get_utc($val);
377 if ($ruletime < 0){$ruletime +=1440;}
378 if ($ruletime > 1440){$ruletime -=1440;}
379 $time=sprintf "%02d:%02d", $ruletime / 60, $ruletime % 60;
380 return $time;
381}
382sub time_get_utc
383{
384 # Calculates the UTCtime from a given time
385 my $val=shift;
386 my @localtime=localtime(time);
387 my @gmtime=gmtime(time);
388 my $diff = ($gmtime[2]*60+$gmtime[1]%60)-($localtime[2]*60+$localtime[1]%60);
389 return $diff;
390}
391sub utcmin
392{
393 my $ruletime=shift;
394 my ($hrs,$min) = split(":",$ruletime);
395 my $newtime = $hrs*60+$min;
396 return $newtime;
397}
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398sub p2pblock
399{
400 my $P2PSTRING;
401 my $DO;
402 open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
403 @p2ps = <FILE>;
404 close FILE;
405 my $CMD = "-m ipp2p";
406 foreach my $p2pentry (sort @p2ps) {
407 my @p2pline = split( /\;/, $p2pentry );
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408 if ( $fwdfwsettings{'POLICY'} eq 'MODE1' ) {
409 $DO = "ACCEPT";
5238a871 410 if ("$p2pline[2]" eq "on") {
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411 $P2PSTRING = "$P2PSTRING --$p2pline[1]";
412 }
8d1beadc 413 }else {
36196d0d 414 $DO = "RETURN";
5238a871 415 if ("$p2pline[2]" eq "off") {
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416 $P2PSTRING = "$P2PSTRING --$p2pline[1]";
417 }
418 }
419 }
420 if ($MODE eq 1){
421 if($P2PSTRING){
422 print"/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO\n";
423 }
424 }else{
425 if($P2PSTRING){
426 system("/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO");
427 }
428 }
429}
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430sub get_address
431{
432 my $base=shift; #source of checking ($configfwdfw{$key}[x] or groupkey
433 my $base2=shift;
434 my $type=shift; #src or tgt
435 my $hash;
436 if ($type eq 'src'){
437 $hash=\%sourcehash;
438 }else{
439 $hash=\%targethash;
440 }
441 my $key = &General::findhasharraykey($hash);
442 if($base eq 'src_addr' || $base eq 'tgt_addr' ){
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443 if (&General::validmac($base2)){
444 $$hash{$key}[0] = "-m mac --mac-source $base2";
445 }else{
446 $$hash{$key}[0] = $base2;
447 }
2a81ab0d 448 }elsif($base eq 'std_net_src' || $base eq 'std_net_tgt' || $base eq 'Standard Network'){
ddcec9d3 449 $$hash{$key}[0]=&fwlib::get_std_net_ip($base2,$con);
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450 }elsif($base eq 'cust_net_src' || $base eq 'cust_net_tgt' || $base eq 'Custom Network'){
451 $$hash{$key}[0]=&fwlib::get_net_ip($base2);
452 }elsif($base eq 'cust_host_src' || $base eq 'cust_host_tgt' || $base eq 'Custom Host'){
453 $$hash{$key}[0]=&fwlib::get_host_ip($base2,$type);
454 }elsif($base eq 'ovpn_net_src' || $base eq 'ovpn_net_tgt' || $base eq 'OpenVPN static network'){
455 $$hash{$key}[0]=&fwlib::get_ovpn_net_ip($base2,1);
456 }elsif($base eq 'ovpn_host_src' ||$base eq 'ovpn_host_tgt' || $base eq 'OpenVPN static host'){
457 $$hash{$key}[0]=&fwlib::get_ovpn_host_ip($base2,33);
458 }elsif($base eq 'ovpn_n2n_src' ||$base eq 'ovpn_n2n_tgt' || $base eq 'OpenVPN N-2-N'){
459 $$hash{$key}[0]=&fwlib::get_ovpn_n2n_ip($base2,27);
460 }elsif($base eq 'ipsec_net_src' || $base eq 'ipsec_net_tgt' || $base eq 'IpSec Network'){
461 $$hash{$key}[0]=&fwlib::get_ipsec_net_ip($base2,11);
462 }
463}
464sub get_prot
465{
466 my $hash=shift;
467 my $key=shift;
468 if ($$hash{$key}[7] eq 'ON' && $SRC_TGT eq 'SRC'){
469 if ($$hash{$key}[10] ne ''){
470 return"$$hash{$key}[8]";
471 }elsif($$hash{$key}[9] ne ''){
472 return"$$hash{$key}[8]";
473 }else{
474 return "$$hash{$key}[8]";
475 }
476 }elsif($$hash{$key}[11] eq 'ON' && $SRC_TGT eq ''){
477 if ($$hash{$key}[14] eq 'TGT_PORT'){
478 if ($$hash{$key}[15] ne ''){
479 return "$$hash{$key}[12]";
480 }elsif($$hash{$key}[13] ne ''){
481 return "$$hash{$key}[12]";
482 }else{
483 return "$$hash{$key}[12]";
484 }
485 }elsif($$hash{$key}[14] eq 'cust_srv'){
486 return &fwlib::get_srv_prot($$hash{$key}[15]);
487
488 }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
489 return &fwlib::get_srvgrp_prot($$hash{$key}[15]);
490 }
491 }
492}
493sub get_port
494{
495 my $hash=shift;
496 my $key=shift;
497 my $prot=shift;
498 if ($$hash{$key}[7] eq 'ON' && $SRC_TGT eq 'SRC'){
499 if ($$hash{$key}[10] ne ''){
8f0b047b 500 $$hash{$key}[10] =~ s/\|/,/g;
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501 if(index($$hash{$key}[10],",") > 0){
502 return "-m multiport --sport $$hash{$key}[10] ";
503 }else{
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504 if($$hash{$key}[28] ne 'ON' || ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat') ||($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat') ){
505 return "--sport $$hash{$key}[10] ";
506 }else{
507 return ":$$hash{$key}[10]";
508 }
93a5f4a5 509 }
62fc8511 510 }elsif($$hash{$key}[9] ne '' && $$hash{$key}[9] ne 'All ICMP-Types'){
2a81ab0d 511 return "--icmp-type $$hash{$key}[9] ";
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512 }elsif($$hash{$key}[9] eq 'All ICMP-Types'){
513 return;
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514 }
515 }elsif($$hash{$key}[11] eq 'ON' && $SRC_TGT eq ''){
b5269091 516
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517 if($$hash{$key}[14] eq 'TGT_PORT'){
518 if ($$hash{$key}[15] ne ''){
8f0b047b 519 $$hash{$key}[15] =~ s/\|/,/g;
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520 if(index($$hash{$key}[15],",") > 0){
521 return "-m multiport --dport $$hash{$key}[15] ";
522 }else{
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523 if($$hash{$key}[28] ne 'ON' || ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat') ){
524 return "--dport $$hash{$key}[15] ";
525 }else{
526 return ":$$hash{$key}[15]";
527 }
93a5f4a5 528 }
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529 }elsif($$hash{$key}[13] ne '' && $$hash{$key}[13] ne 'All ICMP-Types'){
530 return "--icmp-type $$hash{$key}[13] ";
531 }elsif($$hash{$key}[13] ne '' && $$hash{$key}[13] eq 'All ICMP-Types'){
532 return;
533 }
534 }elsif($$hash{$key}[14] eq 'cust_srv'){
535 if ($prot ne 'ICMP'){
536 return "--dport ".&fwlib::get_srv_port($$hash{$key}[15],1,$prot);
537 }elsif($prot eq 'ICMP' && $$hash{$key}[15] ne 'All ICMP-Types'){
538 return "--icmp-type ".&fwlib::get_srv_port($$hash{$key}[15],3,$prot);
539 }elsif($prot eq 'ICMP' && $$hash{$key}[15] eq 'All ICMP-Types'){
540 return;
541 }
542 }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
543 if ($prot ne 'ICMP'){
544 return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
545 }
546 elsif($prot eq 'ICMP'){
547 return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
548 }
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549 }
550 }
551}