d0a9e20b758f4cad6b6408f094e15ce76f77b1f9
[people/teissler/ipfire-2.x.git] / config / firewall / rules.pl
1 #!/usr/bin/perl
2 ###############################################################################
3 # #
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2013 Alexander Marx <amarx@ipfire.org> #
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 use strict;
23 use Time::Local;
24 no warnings 'uninitialized';
25
26 # enable only the following on debugging purpose
27 #use warnings;
28 #use CGI::Carp 'fatalsToBrowser';
29
30 my %fwdfwsettings=();
31 my %defaultNetworks=();
32 my %configfwdfw=();
33 my %color=();
34 my %icmptypes=();
35 my %ovpnSettings=();
36 my %customgrp=();
37 our %sourcehash=();
38 our %targethash=();
39 my @timeframe=();
40 my %configinputfw=();
41 my %configoutgoingfw=();
42 my %confignatfw=();
43 my %aliases=();
44 my @DPROT=();
45 my @p2ps=();
46 require '/var/ipfire/general-functions.pl';
47 require "${General::swroot}/lang.pl";
48 require "${General::swroot}/firewall/bin/firewall-lib.pl";
49
50 my $configfwdfw = "${General::swroot}/firewall/config";
51 my $configinput = "${General::swroot}/firewall/input";
52 my $configoutgoing = "${General::swroot}/firewall/outgoing";
53 my $p2pfile = "${General::swroot}/firewall/p2protocols";
54 my $configgrp = "${General::swroot}/fwhosts/customgroups";
55 my $netsettings = "${General::swroot}/ethernet/settings";
56 my $errormessage = '';
57 my $orange = '';
58 my $green = '';
59 my $blue = '';
60 my ($TYPE,$PROT,$SPROT,$DPROT,$SPORT,$DPORT,$TIME,$TIMEFROM,$TIMETILL,$SRC_TGT);
61 my $CHAIN = "FORWARDFW";
62 my $conexists = 'off';
63 my $command = 'iptables -A';
64 my $dnat ='';
65 my $snat ='';
66
67 &General::readhash("${General::swroot}/firewall/settings", \%fwdfwsettings);
68 &General::readhash("$netsettings", \%defaultNetworks);
69 &General::readhasharray($configfwdfw, \%configfwdfw);
70 &General::readhasharray($configinput, \%configinputfw);
71 &General::readhasharray($configoutgoing, \%configoutgoingfw);
72 &General::readhasharray($configgrp, \%customgrp);
73 &General::get_aliases(\%aliases);
74
75 #check if we have an internetconnection
76 open (CONN,"/var/ipfire/red/iface");
77 my $con = <CONN>;
78 close(CONN);
79 if (-f "/var/ipfire/red/active"){
80 $conexists='on';
81 }
82 open (CONN1,"/var/ipfire/red/local-ipaddress");
83 my $redip = <CONN1>;
84 close(CONN1);
85 #################
86 # DEBUG/TEST #
87 #################
88 my $MODE=0; # 0 - normal operation
89 # 1 - print configline and rules to console
90 #
91 #################
92 my $param=shift;
93
94 if($param eq 'flush'){
95 if ($MODE eq '1'){
96 print " Flushing chains...\n";
97 }
98 &flush;
99 }else{
100 if ($MODE eq '1'){
101 print " Flushing chains...\n";
102 }
103 &flush;
104 if ($MODE eq '1'){
105 print " Preparing rules...\n";
106 }
107 &preparerules;
108 if($MODE eq '0'){
109 if ($fwdfwsettings{'POLICY'} eq 'MODE1'){
110 &p2pblock;
111 system ("/usr/sbin/firewall-policy");
112 }elsif($fwdfwsettings{'POLICY'} eq 'MODE2'){
113 &p2pblock;
114 system ("iptables -A $CHAIN -m conntrack --ctstate NEW -j ACCEPT");
115 system ("/usr/sbin/firewall-policy");
116 system ("/etc/sysconfig/firewall.local reload");
117 }
118 }
119 }
120 sub flush
121 {
122 system ("iptables -F FORWARDFW");
123 system ("iptables -F INPUTFW");
124 system ("iptables -F OUTGOINGFW");
125 system ("iptables -t nat -F NAT_DESTINATION");
126 system ("iptables -t nat -F NAT_SOURCE");
127 }
128 sub preparerules
129 {
130 if (! -z "${General::swroot}/firewall/config"){
131 &buildrules(\%configfwdfw);
132 }
133 if (! -z "${General::swroot}/firewall/input"){
134 &buildrules(\%configinputfw);
135 }
136 if (! -z "${General::swroot}/firewall/outgoing"){
137 &buildrules(\%configoutgoingfw);
138 }
139 }
140 sub buildrules
141 {
142 my $hash=shift;
143 my $STAG;
144 my $natip;
145 my $snatport;
146 my $fireport;
147 my $nat;
148 my $fwaccessdport;
149 my $natchain;
150 my $icmptype;
151 foreach my $key (sort {$a <=> $b} keys %$hash){
152 next if (($$hash{$key}[6] eq 'RED' || $$hash{$key}[6] eq 'RED1') && $conexists eq 'off' );
153 $command="iptables -A";
154 if ($$hash{$key}[28] eq 'ON'){
155 $command='iptables -t nat -A';
156 $natip=&get_nat_ip($$hash{$key}[29],$$hash{$key}[31]);
157 if($$hash{$key}[31] eq 'dnat'){
158 $nat='DNAT';
159 if ($$hash{$key}[30] =~ /\|/){
160 $$hash{$key}[30]=~ tr/|/,/;
161 $fireport='-m multiport --dport '.$$hash{$key}[30];
162 }else{
163 $fireport='--dport '.$$hash{$key}[30] if ($$hash{$key}[30]>0);
164 }
165 }else{
166 $nat='SNAT';
167 }
168 }
169 $STAG='';
170 if($$hash{$key}[2] eq 'ON'){
171 #get source ip's
172 if ($$hash{$key}[3] eq 'cust_grp_src'){
173 foreach my $grp (sort {$a <=> $b} keys %customgrp){
174 if($customgrp{$grp}[0] eq $$hash{$key}[4]){
175 &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"src");
176 }
177 }
178 }else{
179 &get_address($$hash{$key}[3],$$hash{$key}[4],"src");
180 }
181 #get target ip's
182 if ($$hash{$key}[5] eq 'cust_grp_tgt'){
183 foreach my $grp (sort {$a <=> $b} keys %customgrp){
184 if($customgrp{$grp}[0] eq $$hash{$key}[6]){
185 &get_address($customgrp{$grp}[3],$customgrp{$grp}[2],"tgt");
186 }
187 }
188 }elsif($$hash{$key}[5] eq 'ipfire' ){
189 if($$hash{$key}[6] eq 'GREEN'){
190 $targethash{$key}[0]=$defaultNetworks{'GREEN_ADDRESS'};
191 }
192 if($$hash{$key}[6] eq 'BLUE'){
193 $targethash{$key}[0]=$defaultNetworks{'BLUE_ADDRESS'};
194 }
195 if($$hash{$key}[6] eq 'ORANGE'){
196 $targethash{$key}[0]=$defaultNetworks{'ORANGE_ADDRESS'};
197 }
198 if($$hash{$key}[6] eq 'ALL'){
199 $targethash{$key}[0]='0.0.0.0/0';
200 }
201 if($$hash{$key}[6] eq 'RED' || $$hash{$key}[6] eq 'RED1'){
202 open(FILE, "/var/ipfire/red/local-ipaddress")or die "Couldn't open local-ipaddress";
203 $targethash{$key}[0]= <FILE>;
204 close(FILE);
205 }else{
206 foreach my $alias (sort keys %aliases){
207 if ($$hash{$key}[6] eq $alias){
208 $targethash{$key}[0]=$aliases{$alias}{'IPT'};
209 }
210 }
211 }
212 }else{
213 &get_address($$hash{$key}[5],$$hash{$key}[6],"tgt");
214 }
215 ##get source prot and port
216 $SRC_TGT='SRC';
217 $SPORT = &get_port($hash,$key);
218 $SRC_TGT='';
219
220 ##get target prot and port
221 $DPROT=&get_prot($hash,$key);
222
223 if ($DPROT eq ''){$DPROT=' ';}
224 @DPROT=split(",",$DPROT);
225
226 #get time if defined
227 if($$hash{$key}[18] eq 'ON'){
228 my ($time1,$time2,$daylight);
229 my $daylight=$$hash{$key}[28];
230 $time1=&get_time($$hash{$key}[26],$daylight);
231 $time2=&get_time($$hash{$key}[27],$daylight);
232 if($$hash{$key}[19] ne ''){push (@timeframe,"Mon");}
233 if($$hash{$key}[20] ne ''){push (@timeframe,"Tue");}
234 if($$hash{$key}[21] ne ''){push (@timeframe,"Wed");}
235 if($$hash{$key}[22] ne ''){push (@timeframe,"Thu");}
236 if($$hash{$key}[23] ne ''){push (@timeframe,"Fri");}
237 if($$hash{$key}[24] ne ''){push (@timeframe,"Sat");}
238 if($$hash{$key}[25] ne ''){push (@timeframe,"Sun");}
239 $TIME=join(",",@timeframe);
240
241 $TIMEFROM="--timestart $time1 ";
242 $TIMETILL="--timestop $time2 ";
243 $TIME="-m time --weekdays $TIME $TIMEFROM $TIMETILL";
244 }
245 if ($MODE eq '1'){
246 print "NR:$key ";
247 foreach my $i (0 .. $#{$$hash{$key}}){
248 print "$i: $$hash{$key}[$i] ";
249 }
250 print "\n";
251 print"##################################\n";
252 #print rules to console
253 foreach my $DPROT (@DPROT){
254 $DPORT = &get_port($hash,$key,$DPROT);
255 if ($DPROT ne 'TCP' && $DPROT ne 'UDP' && $DPROT ne 'ICMP' ){
256 $DPORT='';
257 }
258 $PROT=$DPROT;
259 $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
260 foreach my $a (sort keys %sourcehash){
261 foreach my $b (sort keys %targethash){
262 if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
263 if($DPROT ne ''){
264 if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
265 #Process ICMP RULE
266 if(substr($DPORT, 2, 4) eq 'icmp'){
267 my @icmprule= split(",",substr($DPORT, 12,));
268 foreach (@icmprule){
269 $icmptype="--icmp-type ";
270 if ($_ eq "BLANK") {
271 $icmptype="";
272 $_="";
273 }
274 if ($$hash{$key}[17] eq 'ON'){
275 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j LOG\n";
276 }
277 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j $$hash{$key}[0]\n";
278 }
279 #PROCESS DNAT RULE (Portforward)
280 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
281 $natchain='NAT_DESTINATION';
282 if ($$hash{$key}[17] eq 'ON'){
283 print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
284 }
285 my ($ip,$sub) =split("/",$targethash{$b}[0]);
286 #Process NAT with servicegroup used
287 if ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[14] eq 'cust_srvgrp'){
288 print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip $DPORT\n";
289 $fwaccessdport=$DPORT;
290 }else{
291 print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip$DPORT\n";
292 $DPORT =~ s/\-/:/g;
293 if ($DPORT){
294 $fwaccessdport="--dport ".substr($DPORT,1,);
295 }elsif(! $DPORT && $$hash{$key}[30] ne ''){
296 if ($$hash{$key}[30]=~m/|/i){
297 $$hash{$key}[30] =~ s/\|/,/g;
298 $fwaccessdport="-m multiport --dport $$hash{$key}[30]";
299 }else{
300 $fwaccessdport="--dport $$hash{$key}[30]";
301 }
302 }
303 }
304 print "iptables -A FORWARDFW $PROT -i $con $STAG $sourcehash{$a}[0] -d $ip $fwaccessdport $TIME -j $$hash{$key}[0]\n";
305 next;
306 #PROCESS SNAT RULE
307 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
308 $natchain='NAT_SOURCE';
309 if ($$hash{$key}[17] eq 'ON' ){
310 print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG --log-prefix 'SNAT' \n";
311 }
312 print "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $nat --to $natip\n";
313 }
314 #PROCESS EVERY OTHER RULE (If NOT ICMP, else the rule would be applied double)
315 if ($PROT ne '-p ICMP'){
316 if ($$hash{$key}[17] eq 'ON' && $$hash{$key}[28] ne 'ON'){
317 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
318 }
319 print "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
320 }
321 #PROCESS Prot ICMP and type = All ICMP-Types
322 if ($PROT eq '-p ICMP' && $$hash{$key}[9] eq 'All ICMP-Types'){
323 if ($$hash{$key}[17] eq 'ON' && $$hash{$key}[28] ne 'ON'){
324 print "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
325 }
326 print "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
327 }
328 }
329 }
330 }
331 }
332 print"\n";
333 }
334 }elsif($MODE eq '0'){
335 foreach my $DPROT (@DPROT){
336 $DPORT = &get_port($hash,$key,$DPROT);
337 $PROT=$DPROT;
338 $PROT="-p $PROT" if ($PROT ne '' && $PROT ne ' ');
339 if ($DPROT ne 'TCP' && $DPROT ne'UDP' && $DPROT ne 'ICMP' ){
340 $DPORT='';
341 }
342 foreach my $a (sort keys %sourcehash){
343 foreach my $b (sort keys %targethash){
344 if ($sourcehash{$a}[0] ne $targethash{$b}[0] && $targethash{$b}[0] ne 'none' || $sourcehash{$a}[0] eq '0.0.0.0/0.0.0.0'){
345 if($DPROT ne ''){
346 if(substr($sourcehash{$a}[0], 3, 3) ne 'mac' && $sourcehash{$a}[0] ne ''){ $STAG="-s";}
347 #Process ICMP RULE
348 if(substr($DPORT, 2, 4) eq 'icmp'){
349 my @icmprule= split(",",substr($DPORT, 12,));
350 foreach (@icmprule){
351 $icmptype="--icmp-type ";
352 if ($_ eq "BLANK") {
353 $icmptype="";
354 $_="";
355 }
356 if ($$hash{$key}[17] eq 'ON'){
357 system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j LOG");
358 }
359 system ("$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $icmptype $_ $TIME -j $$hash{$key}[0]");
360 }
361 #PROCESS DNAT RULE (Portforward)
362 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat'){
363 $natchain='NAT_DESTINATION';
364 if ($$hash{$key}[17] eq 'ON'){
365 system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j LOG --log-prefix 'DNAT' \n";
366 }
367 my ($ip,$sub) =split("/",$targethash{$b}[0]);
368 #Process NAT with servicegroup used
369 if ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[14] eq 'cust_srvgrp'){
370 system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip $DPORT\n";
371 $fwaccessdport=$DPORT;
372 }else{
373 system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT $natip $fireport $TIME -j $nat --to $ip$DPORT\n";
374 $DPORT =~ s/\-/:/g;
375 if ($DPORT){
376 $fwaccessdport="--dport ".substr($DPORT,1,);
377 }elsif(! $DPORT && $$hash{$key}[30] ne ''){
378 if ($$hash{$key}[30]=~m/|/i){
379 $$hash{$key}[30] =~ s/\|/,/g;
380 $fwaccessdport="-m multiport --dport $$hash{$key}[30]";
381 }else{
382 $fwaccessdport="--dport $$hash{$key}[30]";
383 }
384 }
385 }
386 system "iptables -A FORWARDFW $PROT -i $con $STAG $sourcehash{$a}[0] -d $ip $fwaccessdport $TIME -j $$hash{$key}[0]\n";
387 next;
388 #PROCESS SNAT RULE
389 }elsif($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat'){
390 $natchain='NAT_SOURCE';
391 if ($$hash{$key}[17] eq 'ON' ){
392 system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG --log-prefix 'SNAT' \n";
393 }
394 system "$command $natchain $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $nat --to $natip\n";
395 }
396 #PROCESS EVERY OTHER RULE (If NOT ICMP, else the rule would be applied double)
397 if ($PROT ne '-p ICMP'){
398 if ($$hash{$key}[17] eq 'ON' && $$hash{$key}[28] ne 'ON'){
399 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
400 }
401 system "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
402 }
403 #PROCESS Prot ICMP and type = All ICMP-Types
404 if ($PROT eq '-p ICMP' && $$hash{$key}[9] eq 'All ICMP-Types'){
405 if ($$hash{$key}[17] eq 'ON' && $$hash{$key}[28] ne 'ON'){
406 system "$command $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j LOG\n";
407 }
408 system "iptables -A $$hash{$key}[1] $PROT $STAG $sourcehash{$a}[0] $SPORT -d $targethash{$b}[0] $DPORT $TIME -j $$hash{$key}[0]\n";
409 }
410 }
411 }
412 }
413 }
414 }
415 }
416 }
417 %sourcehash=();
418 %targethash=();
419 undef $TIME;
420 undef $TIMEFROM;
421 undef $TIMETILL;
422 undef $fireport;
423 }
424 }
425 sub get_nat_ip
426 {
427 my $val=shift;
428 my $type=shift;
429 my $result;
430 if($val eq 'RED' || $val eq 'GREEN' || $val eq 'ORANGE' || $val eq 'BLUE'){
431 $result=$defaultNetworks{$val.'_ADDRESS'};
432 }elsif($val eq 'ALL'){
433 $result='-i '.$con;
434 }elsif($val eq 'Default IP' && $type eq 'dnat'){
435 $result='-d '.$redip;
436 }elsif($val eq 'Default IP' && $type eq 'snat'){
437 $result=$redip;
438 }else{
439 foreach my $al (sort keys %aliases){
440 if($val eq $al && $type eq 'dnat'){
441 $result='-d '.$aliases{$al}{'IPT'};
442 }elsif($val eq $al && $type eq 'snat'){
443 $result=$aliases{$al}{'IPT'};
444 }
445 }
446 }
447 return $result;
448 }
449 sub get_time
450 {
451 my $val=shift;
452 my $val1=shift;
453 my $time;
454 my $minutes;
455 my $ruletime;
456 $minutes = &utcmin($val);
457 $ruletime = $minutes + &time_get_utc($val);
458 if ($ruletime < 0){$ruletime +=1440;}
459 if ($ruletime > 1440){$ruletime -=1440;}
460 $time=sprintf "%02d:%02d", $ruletime / 60, $ruletime % 60;
461 return $time;
462 }
463 sub time_get_utc
464 {
465 # Calculates the UTCtime from a given time
466 my $val=shift;
467 my @localtime=localtime(time);
468 my @gmtime=gmtime(time);
469 my $diff = ($gmtime[2]*60+$gmtime[1]%60)-($localtime[2]*60+$localtime[1]%60);
470 return $diff;
471 }
472 sub utcmin
473 {
474 my $ruletime=shift;
475 my ($hrs,$min) = split(":",$ruletime);
476 my $newtime = $hrs*60+$min;
477 return $newtime;
478 }
479 sub p2pblock
480 {
481 my $P2PSTRING;
482 my $DO;
483 open( FILE, "< $p2pfile" ) or die "Unable to read $p2pfile";
484 @p2ps = <FILE>;
485 close FILE;
486 my $CMD = "-m ipp2p";
487 foreach my $p2pentry (sort @p2ps) {
488 my @p2pline = split( /\;/, $p2pentry );
489 if ( $fwdfwsettings{'POLICY'} eq 'MODE1' ) {
490 $DO = "ACCEPT";
491 if ("$p2pline[2]" eq "on") {
492 $P2PSTRING = "$P2PSTRING --$p2pline[1]";
493 }
494 }else {
495 $DO = "RETURN";
496 if ("$p2pline[2]" eq "off") {
497 $P2PSTRING = "$P2PSTRING --$p2pline[1]";
498 }
499 }
500 }
501 if ($MODE eq 1){
502 if($P2PSTRING){
503 print"/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO\n";
504 }
505 }else{
506 if($P2PSTRING){
507 system("/sbin/iptables -A FORWARDFW $CMD $P2PSTRING -j $DO");
508 }
509 }
510 }
511 sub get_address
512 {
513 my $base=shift; #source of checking ($configfwdfw{$key}[x] or groupkey
514 my $base2=shift;
515 my $type=shift; #src or tgt
516 my $hash;
517 if ($type eq 'src'){
518 $hash=\%sourcehash;
519 }else{
520 $hash=\%targethash;
521 }
522 my $key = &General::findhasharraykey($hash);
523 if($base eq 'src_addr' || $base eq 'tgt_addr' ){
524 if (&General::validmac($base2)){
525 $$hash{$key}[0] = "-m mac --mac-source $base2";
526 }else{
527 $$hash{$key}[0] = $base2;
528 }
529 }elsif($base eq 'std_net_src' || $base eq 'std_net_tgt' || $base eq 'Standard Network'){
530 $$hash{$key}[0]=&fwlib::get_std_net_ip($base2,$con);
531 }elsif($base eq 'cust_net_src' || $base eq 'cust_net_tgt' || $base eq 'Custom Network'){
532 $$hash{$key}[0]=&fwlib::get_net_ip($base2);
533 }elsif($base eq 'cust_host_src' || $base eq 'cust_host_tgt' || $base eq 'Custom Host'){
534 $$hash{$key}[0]=&fwlib::get_host_ip($base2,$type);
535 }elsif($base eq 'ovpn_net_src' || $base eq 'ovpn_net_tgt' || $base eq 'OpenVPN static network'){
536 $$hash{$key}[0]=&fwlib::get_ovpn_net_ip($base2,1);
537 }elsif($base eq 'ovpn_host_src' ||$base eq 'ovpn_host_tgt' || $base eq 'OpenVPN static host'){
538 $$hash{$key}[0]=&fwlib::get_ovpn_host_ip($base2,33);
539 }elsif($base eq 'ovpn_n2n_src' ||$base eq 'ovpn_n2n_tgt' || $base eq 'OpenVPN N-2-N'){
540 $$hash{$key}[0]=&fwlib::get_ovpn_n2n_ip($base2,11);
541 }elsif($base eq 'ipsec_net_src' || $base eq 'ipsec_net_tgt' || $base eq 'IpSec Network'){
542 $$hash{$key}[0]=&fwlib::get_ipsec_net_ip($base2,11);
543 }elsif($base eq 'ipfire_src' ){
544 if($base2 eq 'GREEN'){
545 $$hash{$key}[0]=$defaultNetworks{'GREEN_ADDRESS'};
546 }
547 if($base2 eq 'BLUE'){
548 $$hash{$key}[0]=$defaultNetworks{'BLUE_ADDRESS'};
549 }
550 if($base2 eq 'ORANGE'){
551 $$hash{$key}[0]=$defaultNetworks{'ORANGE_ADDRESS'};
552 }
553 if($base2 eq 'ALL'){
554 $$hash{$key}[0]='0.0.0.0/0';
555 }
556 if($base2 eq 'RED' || $base2 eq 'RED1'){
557 open(FILE, "/var/ipfire/red/local-ipaddress")or die "Couldn't open local-ipaddress";
558 $$hash{$key}[0]= <FILE>;
559 close(FILE);
560 }else{
561 foreach my $alias (sort keys %aliases){
562 if ($base2 eq $alias){
563 $$hash{$key}[0]=$aliases{$alias}{'IPT'};
564 }
565 }
566 }
567 }
568 }
569 sub get_prot
570 {
571 my $hash=shift;
572 my $key=shift;
573 #check AH,GRE,ESP or ICMP
574 if ($$hash{$key}[7] ne 'ON' && $$hash{$key}[11] ne 'ON'){
575 return "$$hash{$key}[8]";
576 }
577 if ($$hash{$key}[7] eq 'ON' || $$hash{$key}[11] eq 'ON'){
578 #check if servicegroup or service
579 if($$hash{$key}[14] eq 'cust_srv'){
580 return &fwlib::get_srv_prot($$hash{$key}[15]);
581 }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
582 return &fwlib::get_srvgrp_prot($$hash{$key}[15]);
583 }elsif (($$hash{$key}[10] ne '' || $$hash{$key}[15] ne '') && $$hash{$key}[8] eq ''){ #when ports are used and prot set to "all"
584 return "TCP,UDP";
585 }elsif (($$hash{$key}[10] ne '' || $$hash{$key}[15] ne '') && ($$hash{$key}[8] eq 'TCP' || $$hash{$key}[8] eq 'UDP')){ #when ports are used and prot set to "tcp" or "udp"
586 return "$$hash{$key}[8]";
587 }elsif (($$hash{$key}[10] eq '' && $$hash{$key}[15] eq '') && $$hash{$key}[8] ne 'ICMP'){ #when ports are NOT used and prot NOT set to "ICMP"
588 return "$$hash{$key}[8]";
589 }else{
590 return "$$hash{$key}[8]";
591 }
592 }
593 #DNAT
594 if ($SRC_TGT eq '' && $$hash{$key}[31] eq 'dnat' && $$hash{$key}[11] eq '' && $$hash{$key}[12] ne ''){
595 return "$$hash{$key}[8]";
596 }
597 }
598 sub get_port
599 {
600 my $hash=shift;
601 my $key=shift;
602 my $prot=shift;
603 #Get manual defined Ports from SOURCE
604 if ($$hash{$key}[7] eq 'ON' && $SRC_TGT eq 'SRC'){
605 if ($$hash{$key}[10] ne ''){
606 $$hash{$key}[10] =~ s/\|/,/g;
607 if(index($$hash{$key}[10],",") > 0){
608 return "-m multiport --sport $$hash{$key}[10] ";
609 }else{
610 if($$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') ){
611 return "--sport $$hash{$key}[10] ";
612 }else{
613 return ":$$hash{$key}[10]";
614 }
615 }
616 }
617 #Get manual ports from TARGET
618 }elsif($$hash{$key}[11] eq 'ON' && $SRC_TGT eq ''){
619 if($$hash{$key}[14] eq 'TGT_PORT'){
620 if ($$hash{$key}[15] ne ''){
621 $$hash{$key}[15] =~ s/\|/,/g;
622 if(index($$hash{$key}[15],",") > 0){
623 return "-m multiport --dport $$hash{$key}[15] ";
624 }else{
625 if($$hash{$key}[28] ne 'ON' || ($$hash{$key}[28] eq 'ON' && $$hash{$key}[31] eq 'snat') ){
626 return "--dport $$hash{$key}[15] ";
627 }else{
628 $$hash{$key}[15] =~ s/\:/-/g;
629 return ":$$hash{$key}[15]";
630 }
631 }
632 }
633 #Get ports defined in custom Service (firewall-groups)
634 }elsif($$hash{$key}[14] eq 'cust_srv'){
635 if ($prot ne 'ICMP'){
636 if($$hash{$key}[31] eq 'dnat' && $$hash{$key}[28] eq 'ON'){
637 my $ports =&fwlib::get_srv_port($$hash{$key}[15],1,$prot);
638 $ports =~ s/\:/-/g;
639 return ":".$ports
640 }else{
641 return "--dport ".&fwlib::get_srv_port($$hash{$key}[15],1,$prot);
642 }
643 }elsif($prot eq 'ICMP' && $$hash{$key}[11] eq 'ON'){ #When PROT is ICMP and "use targetport is checked, this is an icmp-service
644 return "--icmp-type ".&fwlib::get_srv_port($$hash{$key}[15],3,$prot);
645 }
646 #Get ports from services which are used in custom servicegroups (firewall-groups)
647 }elsif($$hash{$key}[14] eq 'cust_srvgrp'){
648 if ($prot ne 'ICMP'){
649 return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
650 }
651 elsif($prot eq 'ICMP'){
652 return &fwlib::get_srvgrp_port($$hash{$key}[15],$prot);
653 }
654 }
655 }
656 #CHECK ICMP
657 if ($$hash{$key}[7] ne 'ON' && $$hash{$key}[11] ne 'ON' && $SRC_TGT eq ''){
658 if($$hash{$key}[9] ne '' && $$hash{$key}[9] ne 'All ICMP-Types'){
659 return "--icmp-type $$hash{$key}[9] ";
660 }elsif($$hash{$key}[9] eq 'All ICMP-Types'){
661 return;
662 }
663 }
664 }