OpenVPN: Added additional configuration for server and clients
[ipfire-2.x.git] / html / cgi-bin / ovpnmain.cgi
1 #!/usr/bin/perl
2 ###############################################################################
3 # #
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2007-2014 IPFire Team <info@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 # Based on IPFireCore 77
23 ###
24 use CGI;
25 use CGI qw/:standard/;
26 use Net::DNS;
27 use Net::Ping;
28 use Net::Telnet;
29 use File::Copy;
30 use File::Temp qw/ tempfile tempdir /;
31 use strict;
32 use Archive::Zip qw(:ERROR_CODES :CONSTANTS);
33 use Sort::Naturally;
34 require '/var/ipfire/general-functions.pl';
35 require "${General::swroot}/lang.pl";
36 require "${General::swroot}/header.pl";
37 require "${General::swroot}/countries.pl";
38
39 # enable only the following on debugging purpose
40 #use warnings;
41 #use CGI::Carp 'fatalsToBrowser';
42 #workaround to suppress a warning when a variable is used only once
43 my @dummy = ( ${Header::colourgreen}, ${Header::colourblue} );
44 undef (@dummy);
45
46 my %color = ();
47 my %mainsettings = ();
48 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
49 &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
50
51 ###
52 ### Initialize variables
53 ###
54 my %ccdconfhash=();
55 my %ccdroutehash=();
56 my %ccdroute2hash=();
57 my %netsettings=();
58 my %cgiparams=();
59 my %vpnsettings=();
60 my %checked=();
61 my %confighash=();
62 my %cahash=();
63 my %selected=();
64 my $warnmessage = '';
65 my $errormessage = '';
66 my %settings=();
67 my $routes_push_file = '';
68 my $confighost="${General::swroot}/fwhosts/customhosts";
69 my $configgrp="${General::swroot}/fwhosts/customgroups";
70 my $customnet="${General::swroot}/fwhosts/customnetworks";
71 my $name;
72 my $col="";
73 my $local_serverconf = "${General::swroot}/ovpn/scripts/server.conf.local";
74 my $local_clientconf = "${General::swroot}/ovpn/scripts/client.conf.local";
75
76 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
77 $cgiparams{'ENABLED'} = 'off';
78 $cgiparams{'ENABLED_BLUE'} = 'off';
79 $cgiparams{'ENABLED_ORANGE'} = 'off';
80 $cgiparams{'EDIT_ADVANCED'} = 'off';
81 $cgiparams{'NAT'} = 'off';
82 $cgiparams{'COMPRESSION'} = 'off';
83 $cgiparams{'ONLY_PROPOSED'} = 'off';
84 $cgiparams{'ACTION'} = '';
85 $cgiparams{'CA_NAME'} = '';
86 $cgiparams{'DH_NAME'} = 'dh1024.pem';
87 $cgiparams{'DHLENGHT'} = '';
88 $cgiparams{'DHCP_DOMAIN'} = '';
89 $cgiparams{'DHCP_DNS'} = '';
90 $cgiparams{'DHCP_WINS'} = '';
91 $cgiparams{'ROUTES_PUSH'} = '';
92 $cgiparams{'DCOMPLZO'} = 'off';
93 $cgiparams{'MSSFIX'} = '';
94 $cgiparams{'number'} = '';
95 $cgiparams{'PMTU_DISCOVERY'} = '';
96 $cgiparams{'DCIPHER'} = '';
97 $cgiparams{'DAUTH'} = '';
98 $cgiparams{'TLSAUTH'} = '';
99 $routes_push_file = "${General::swroot}/ovpn/routes_push";
100
101 # Add CCD files if not already presant
102 unless (-e $routes_push_file) {
103 open(RPF, ">$routes_push_file");
104 close(RPF);
105 }
106 unless (-e "${General::swroot}/ovpn/ccd.conf") {
107 open(CCDC, ">${General::swroot}/ovpn/ccd.conf");
108 close (CCDC);
109 }
110 unless (-e "${General::swroot}/ovpn/ccdroute") {
111 open(CCDR, ">${General::swroot}/ovpn/ccdroute");
112 close (CCDR);
113 }
114 unless (-e "${General::swroot}/ovpn/ccdroute2") {
115 open(CCDRT, ">${General::swroot}/ovpn/ccdroute2");
116 close (CCDRT);
117 }
118 # Add additional configs if not already presant
119 unless (-e "$local_serverconf") {
120 open(LSC, ">$local_serverconf");
121 close (LSC);
122 }
123 unless (-e "$local_clientconf") {
124 open(LCC, ">$local_clientconf");
125 close (LCC);
126 }
127
128 &Header::getcgihash(\%cgiparams, {'wantfile' => 1, 'filevar' => 'FH'});
129
130 # prepare openvpn config file
131 ###
132 ### Useful functions
133 ###
134 sub haveOrangeNet
135 {
136 if ($netsettings{'CONFIG_TYPE'} == 2) {return 1;}
137 if ($netsettings{'CONFIG_TYPE'} == 4) {return 1;}
138 return 0;
139 }
140
141 sub haveBlueNet
142 {
143 if ($netsettings{'CONFIG_TYPE'} == 3) {return 1;}
144 if ($netsettings{'CONFIG_TYPE'} == 4) {return 1;}
145 return 0;
146 }
147
148 sub sizeformat{
149 my $bytesize = shift;
150 my $i = 0;
151
152 while(abs($bytesize) >= 1024){
153 $bytesize=$bytesize/1024;
154 $i++;
155 last if($i==6);
156 }
157
158 my @units = ("Bytes","KB","MB","GB","TB","PB","EB");
159 my $newsize=(int($bytesize*100 +0.5))/100;
160 return("$newsize $units[$i]");
161 }
162
163 sub cleanssldatabase
164 {
165 if (open(FILE, ">${General::swroot}/ovpn/certs/serial")) {
166 print FILE "01";
167 close FILE;
168 }
169 if (open(FILE, ">${General::swroot}/ovpn/certs/index.txt")) {
170 print FILE "";
171 close FILE;
172 }
173 unlink ("${General::swroot}/ovpn/certs/index.txt.old");
174 unlink ("${General::swroot}/ovpn/certs/serial.old");
175 unlink ("${General::swroot}/ovpn/certs/01.pem");
176 }
177
178 sub newcleanssldatabase
179 {
180 if (! -s "${General::swroot}/ovpn/certs/serial" ) {
181 open(FILE, ">${General::swroot}(ovpn/certs/serial");
182 print FILE "01";
183 close FILE;
184 }
185 if (! -s ">${General::swroot}/ovpn/certs/index.txt") {
186 system ("touch ${General::swroot}/ovpn/certs/index.txt");
187 }
188 unlink ("${General::swroot}/ovpn/certs/index.txt.old");
189 unlink ("${General::swroot}/ovpn/certs/serial.old");
190 }
191
192 sub deletebackupcert
193 {
194 if (open(FILE, "${General::swroot}/ovpn/certs/serial.old")) {
195 my $hexvalue = <FILE>;
196 chomp $hexvalue;
197 close FILE;
198 unlink ("${General::swroot}/ovpn/certs/$hexvalue.pem");
199 }
200 }
201
202 sub writeserverconf {
203 my %sovpnsettings = ();
204 my @temp = ();
205 &General::readhash("${General::swroot}/ovpn/settings", \%sovpnsettings);
206 &read_routepushfile;
207
208 open(CONF, ">${General::swroot}/ovpn/server.conf") or die "Unable to open ${General::swroot}/ovpn/server.conf: $!";
209 flock CONF, 2;
210 print CONF "#OpenVPN Server conf\n";
211 print CONF "\n";
212 print CONF "daemon openvpnserver\n";
213 print CONF "writepid /var/run/openvpn.pid\n";
214 print CONF "#DAN prepare OpenVPN for listening on blue and orange\n";
215 print CONF ";local $sovpnsettings{'VPN_IP'}\n";
216 print CONF "dev $sovpnsettings{'DDEVICE'}\n";
217 print CONF "proto $sovpnsettings{'DPROTOCOL'}\n";
218 print CONF "port $sovpnsettings{'DDEST_PORT'}\n";
219 print CONF "script-security 3 system\n";
220 print CONF "ifconfig-pool-persist /var/ipfire/ovpn/ovpn-leases.db 3600\n";
221 print CONF "client-config-dir /var/ipfire/ovpn/ccd\n";
222 print CONF "tls-server\n";
223 print CONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
224 print CONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
225 print CONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
226 print CONF "dh ${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}\n";
227 my @tempovpnsubnet = split("\/",$sovpnsettings{'DOVPN_SUBNET'});
228 print CONF "server $tempovpnsubnet[0] $tempovpnsubnet[1]\n";
229 #print CONF "push \"route $netsettings{'GREEN_NETADDRESS'} $netsettings{'GREEN_NETMASK'}\"\n";
230
231 # Check if we are using mssfix, fragment or mtu-disc and set the corretct mtu of 1500.
232 # If we doesn't use one of them, we can use the configured mtu value.
233 if ($sovpnsettings{'MSSFIX'} eq 'on')
234 { print CONF "$sovpnsettings{'DDEVICE'}-mtu 1500\n"; }
235 elsif ($sovpnsettings{'FRAGMENT'} ne '' && $sovpnsettings{'DPROTOCOL'} ne 'tcp')
236 { print CONF "$sovpnsettings{'DDEVICE'}-mtu 1500\n"; }
237 elsif (($sovpnsettings{'PMTU_DISCOVERY'} eq 'yes') ||
238 ($sovpnsettings{'PMTU_DISCOVERY'} eq 'maybe') ||
239 ($sovpnsettings{'PMTU_DISCOVERY'} eq 'no' ))
240 { print CONF "$sovpnsettings{'DDEVICE'}-mtu 1500\n"; }
241 else
242 { print CONF "$sovpnsettings{'DDEVICE'}-mtu $sovpnsettings{'DMTU'}\n"; }
243
244 if ($vpnsettings{'ROUTES_PUSH'} ne '') {
245 @temp = split(/\n/,$vpnsettings{'ROUTES_PUSH'});
246 foreach (@temp)
247 {
248 @tempovpnsubnet = split("\/",&General::ipcidr2msk($_));
249 print CONF "push \"route " . $tempovpnsubnet[0]. " " . $tempovpnsubnet[1] . "\"\n";
250 }
251 }
252 # a.marx ccd
253 my %ccdconfhash=();
254 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
255 foreach my $key (keys %ccdconfhash) {
256 my $a=$ccdconfhash{$key}[1];
257 my ($b,$c) = split (/\//, $a);
258 print CONF "route $b ".&General::cidrtosub($c)."\n";
259 }
260 my %ccdroutehash=();
261 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
262 foreach my $key (keys %ccdroutehash) {
263 foreach my $i ( 1 .. $#{$ccdroutehash{$key}}){
264 my ($a,$b)=split (/\//,$ccdroutehash{$key}[$i]);
265 print CONF "route $a $b\n";
266 }
267 }
268 # ccd end
269
270 if ($sovpnsettings{CLIENT2CLIENT} eq 'on') {
271 print CONF "client-to-client\n";
272 }
273 if ($sovpnsettings{MSSFIX} eq 'on') {
274 print CONF "mssfix\n";
275 }
276 if ($sovpnsettings{FRAGMENT} ne '' && $sovpnsettings{'DPROTOCOL'} ne 'tcp') {
277 print CONF "fragment $sovpnsettings{'FRAGMENT'}\n";
278 }
279
280 # Check if a valid operating mode has been choosen and use it.
281 if (($sovpnsettings{'PMTU_DISCOVERY'} eq 'yes') ||
282 ($sovpnsettings{'PMTU_DISCOVERY'} eq 'maybe') ||
283 ($sovpnsettings{'PMTU_DISCOVERY'} eq 'no' )) {
284 print CONF "mtu-disc $sovpnsettings{'PMTU_DISCOVERY'}\n";
285 }
286
287 if ($sovpnsettings{KEEPALIVE_1} > 0 && $sovpnsettings{KEEPALIVE_2} > 0) {
288 print CONF "keepalive $sovpnsettings{'KEEPALIVE_1'} $sovpnsettings{'KEEPALIVE_2'}\n";
289 }
290 print CONF "status-version 1\n";
291 print CONF "status /var/log/ovpnserver.log 30\n";
292 print CONF "cipher $sovpnsettings{DCIPHER}\n";
293 if ($sovpnsettings{'DAUTH'} eq '') {
294 print CONF "";
295 } else {
296 print CONF "auth $sovpnsettings{'DAUTH'}\n";
297 }
298 if ($sovpnsettings{'TLSAUTH'} eq 'on') {
299 print CONF "tls-auth ${General::swroot}/ovpn/certs/ta.key\n";
300 }
301 if ($sovpnsettings{DCOMPLZO} eq 'on') {
302 print CONF "comp-lzo\n";
303 }
304 if ($sovpnsettings{REDIRECT_GW_DEF1} eq 'on') {
305 print CONF "push \"redirect-gateway def1\"\n";
306 }
307 if ($sovpnsettings{DHCP_DOMAIN} ne '') {
308 print CONF "push \"dhcp-option DOMAIN $sovpnsettings{DHCP_DOMAIN}\"\n";
309 }
310
311 if ($sovpnsettings{DHCP_DNS} ne '') {
312 print CONF "push \"dhcp-option DNS $sovpnsettings{DHCP_DNS}\"\n";
313 }
314
315 if ($sovpnsettings{DHCP_WINS} ne '') {
316 print CONF "push \"dhcp-option WINS $sovpnsettings{DHCP_WINS}\"\n";
317 }
318
319 if ($sovpnsettings{DHCP_WINS} eq '') {
320 print CONF "max-clients 100\n";
321 }
322 if ($sovpnsettings{DHCP_WINS} ne '') {
323 print CONF "max-clients $sovpnsettings{MAX_CLIENTS}\n";
324 }
325 print CONF "tls-verify /usr/lib/openvpn/verify\n";
326 print CONF "crl-verify /var/ipfire/ovpn/crls/cacrl.pem\n";
327 print CONF "user nobody\n";
328 print CONF "group nobody\n";
329 print CONF "persist-key\n";
330 print CONF "persist-tun\n";
331 if ($sovpnsettings{LOG_VERB} ne '') {
332 print CONF "verb $sovpnsettings{LOG_VERB}\n";
333 } else {
334 print CONF "verb 3\n";
335 }
336 # Print server.conf.local if entries exist to server.conf
337 if ( !-z $local_serverconf && $sovpnsettings{'ADDITIONAL_CONFIGS'} eq 'on') {
338 open (LSC, "$local_serverconf");
339 print CONF "\n#---------------------------\n";
340 print CONF "# Start of custom directives\n";
341 print CONF "# from server.conf.local\n";
342 print CONF "#---------------------------\n\n";
343 while (<LSC>) {
344 print CONF $_;
345 }
346 print CONF "\n#-----------------------------\n";
347 print CONF "# End of custom directives\n";
348 print CONF "#-----------------------------\n";
349 close (LSC);
350 }
351 print CONF "\n";
352
353 close(CONF);
354 }
355
356 sub emptyserverlog{
357 if (open(FILE, ">/var/log/ovpnserver.log")) {
358 flock FILE, 2;
359 print FILE "";
360 close FILE;
361 }
362
363 }
364
365 sub delccdnet
366 {
367 my %ccdconfhash = ();
368 my %ccdhash = ();
369 my $ccdnetname=$_[0];
370 if (-f "${General::swroot}/ovpn/ovpnconfig"){
371 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
372 foreach my $key (keys %ccdhash) {
373 if ($ccdhash{$key}[32] eq $ccdnetname) {
374 $errormessage=$Lang::tr{'ccd err hostinnet'};
375 return;
376 }
377 }
378 }
379 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
380 foreach my $key (keys %ccdconfhash) {
381 if ($ccdconfhash{$key}[0] eq $ccdnetname){
382 delete $ccdconfhash{$key};
383 }
384 }
385 &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
386
387 &writeserverconf;
388 return 0;
389 }
390
391 sub addccdnet
392 {
393 my %ccdconfhash=();
394 my @ccdconf=();
395 my $ccdname=$_[0];
396 my $ccdnet=$_[1];
397 my $subcidr;
398 my @ip2=();
399 my $checkup;
400 my $ccdip;
401 my $baseaddress;
402
403
404 #check name
405 if ($ccdname eq '')
406 {
407 $errormessage=$errormessage.$Lang::tr{'ccd err name'}."<br>";
408 return
409 }
410
411 if(!&General::validhostname($ccdname))
412 {
413 $errormessage=$Lang::tr{'ccd err invalidname'};
414 return;
415 }
416
417 ($ccdip,$subcidr) = split (/\//,$ccdnet);
418 $subcidr=&General::iporsubtocidr($subcidr);
419 #check subnet
420 if ($subcidr > 30)
421 {
422 $errormessage=$Lang::tr{'ccd err invalidnet'};
423 return;
424 }
425 #check ip
426 if (!&General::validipandmask($ccdnet)){
427 $errormessage=$Lang::tr{'ccd err invalidnet'};
428 return;
429 }
430
431 $errormessage=&General::checksubnets($ccdname,$ccdnet);
432
433
434 if (!$errormessage) {
435 my %ccdconfhash=();
436 $baseaddress=&General::getnetworkip($ccdip,$subcidr);
437 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
438 my $key = &General::findhasharraykey (\%ccdconfhash);
439 foreach my $i (0 .. 1) { $ccdconfhash{$key}[$i] = "";}
440 $ccdconfhash{$key}[0] = $ccdname;
441 $ccdconfhash{$key}[1] = $baseaddress."/".$subcidr;
442 &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
443 &writeserverconf;
444 $cgiparams{'ccdname'}='';
445 $cgiparams{'ccdsubnet'}='';
446 return 1;
447 }
448 }
449
450 sub modccdnet
451 {
452
453 my $newname=$_[0];
454 my $oldname=$_[1];
455 my %ccdconfhash=();
456 my %ccdhash=();
457 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
458 foreach my $key (keys %ccdconfhash) {
459 if ($ccdconfhash{$key}[0] eq $oldname) {
460 foreach my $key1 (keys %ccdconfhash) {
461 if ($ccdconfhash{$key1}[0] eq $newname){
462 $errormessage=$errormessage.$Lang::tr{'ccd err netadrexist'};
463 return;
464 }else{
465 $ccdconfhash{$key}[0]= $newname;
466 &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
467 last;
468 }
469 }
470 }
471 }
472
473 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
474 foreach my $key (keys %ccdhash) {
475 if ($ccdhash{$key}[32] eq $oldname) {
476 $ccdhash{$key}[32]=$newname;
477 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
478 last;
479 }
480 }
481
482 return 0;
483 }
484 sub ccdmaxclients
485 {
486 my $ccdnetwork=$_[0];
487 my @octets=();
488 my @subnet=();
489 @octets=split("\/",$ccdnetwork);
490 @subnet= split /\./, &General::cidrtosub($octets[1]);
491 my ($a,$b,$c,$d,$e);
492 $a=256-$subnet[0];
493 $b=256-$subnet[1];
494 $c=256-$subnet[2];
495 $d=256-$subnet[3];
496 $e=($a*$b*$c*$d)/4;
497 return $e-1;
498 }
499
500 sub getccdadresses
501 {
502 my $ipin=$_[0];
503 my ($ip1,$ip2,$ip3,$ip4)=split /\./, $ipin;
504 my $cidr=$_[1];
505 chomp($cidr);
506 my $count=$_[2];
507 my $hasip=$_[3];
508 chomp($hasip);
509 my @iprange=();
510 my %ccdhash=();
511 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
512 $iprange[0]=$ip1.".".$ip2.".".$ip3.".".($ip4+2);
513 for (my $i=1;$i<=$count;$i++) {
514 my $tmpip=$iprange[$i-1];
515 my $stepper=$i*4;
516 $iprange[$i]= &General::getnextip($tmpip,4);
517 }
518 my $r=0;
519 foreach my $key (keys %ccdhash) {
520 $r=0;
521 foreach my $tmp (@iprange){
522 my ($net,$sub) = split (/\//,$ccdhash{$key}[33]);
523 if ($net eq $tmp) {
524 if ( $hasip ne $ccdhash{$key}[33] ){
525 splice (@iprange,$r,1);
526 }
527 }
528 $r++;
529 }
530 }
531 return @iprange;
532 }
533
534 sub fillselectbox
535 {
536 my $boxname=$_[1];
537 my ($ccdip,$subcidr) = split("/",$_[0]);
538 my $tz=$_[2];
539 my @allccdips=&getccdadresses($ccdip,$subcidr,&ccdmaxclients($ccdip."/".$subcidr),$tz);
540 print"<select name='$boxname' STYLE='font-family : arial; font-size : 9pt; width:130px;' >";
541 foreach (@allccdips) {
542 my $ip=$_."/30";
543 chomp($ip);
544 print "<option value='$ip' ";
545 if ( $ip eq $cgiparams{$boxname} ){
546 print"selected";
547 }
548 print ">$ip</option>";
549 }
550 print "</select>";
551 }
552
553 sub hostsinnet
554 {
555 my $name=$_[0];
556 my %ccdhash=();
557 my $i=0;
558 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
559 foreach my $key (keys %ccdhash) {
560 if ($ccdhash{$key}[32] eq $name){ $i++;}
561 }
562 return $i;
563 }
564
565 sub check_routes_push
566 {
567 my $val=$_[0];
568 my ($ip,$cidr) = split (/\//, $val);
569 ##check for existing routes in routes_push
570 if (-e "${General::swroot}/ovpn/routes_push") {
571 open(FILE,"${General::swroot}/ovpn/routes_push");
572 while (<FILE>) {
573 $_=~s/\s*$//g;
574
575 my ($ip2,$cidr2) = split (/\//,"$_");
576 my $val2=$ip2."/".&General::iporsubtodec($cidr2);
577
578 if($val eq $val2){
579 return 0;
580 }
581 #subnetcheck
582 if (&General::IpInSubnet ($ip,$ip2,&General::iporsubtodec($cidr2))){
583 return 0;
584 }
585 };
586 close(FILE);
587 }
588 return 1;
589 }
590
591 sub check_ccdroute
592 {
593 my %ccdroutehash=();
594 my $val=$_[0];
595 my ($ip,$cidr) = split (/\//, $val);
596 #check for existing routes in ccdroute
597 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
598 foreach my $key (keys %ccdroutehash) {
599 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
600 if (&General::iporsubtodec($val) eq $ccdroutehash{$key}[$i] && $ccdroutehash{$key}[0] ne $cgiparams{'NAME'}){
601 return 0;
602 }
603 my ($ip2,$cidr2) = split (/\//,$ccdroutehash{$key}[$i]);
604 #subnetcheck
605 if (&General::IpInSubnet ($ip,$ip2,$cidr2)&& $ccdroutehash{$key}[0] ne $cgiparams{'NAME'} ){
606 return 0;
607 }
608 }
609 }
610 return 1;
611 }
612 sub check_ccdconf
613 {
614 my %ccdconfhash=();
615 my $val=$_[0];
616 my ($ip,$cidr) = split (/\//, $val);
617 #check for existing routes in ccdroute
618 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
619 foreach my $key (keys %ccdconfhash) {
620 if (&General::iporsubtocidr($val) eq $ccdconfhash{$key}[1]){
621 return 0;
622 }
623 my ($ip2,$cidr2) = split (/\//,$ccdconfhash{$key}[1]);
624 #subnetcheck
625 if (&General::IpInSubnet ($ip,$ip2,&General::cidrtosub($cidr2))){
626 return 0;
627 }
628
629 }
630 return 1;
631 }
632
633 ###
634 # m.a.d net2net
635 ###
636
637 sub validdotmask
638 {
639 my $ipdotmask = $_[0];
640 if (&General::validip($ipdotmask)) { return 0; }
641 if (!($ipdotmask =~ /^(.*?)\/(.*?)$/)) { }
642 my $mask = $2;
643 if (($mask =~ /\./ )) { return 0; }
644 return 1;
645 }
646
647 # -------------------------------------------------------------------
648
649 sub write_routepushfile
650 {
651 open(FILE, ">$routes_push_file");
652 flock(FILE, 2);
653 if ($vpnsettings{'ROUTES_PUSH'} ne '') {
654 print FILE $vpnsettings{'ROUTES_PUSH'};
655 }
656 close(FILE);
657 }
658
659 sub read_routepushfile
660 {
661 if (-e "$routes_push_file") {
662 open(FILE,"$routes_push_file");
663 delete $vpnsettings{'ROUTES_PUSH'};
664 while (<FILE>) { $vpnsettings{'ROUTES_PUSH'} .= $_ };
665 close(FILE);
666 $cgiparams{'ROUTES_PUSH'} = $vpnsettings{'ROUTES_PUSH'};
667
668 }
669 }
670
671
672 #hier die refresh page
673 if ( -e "${General::swroot}/ovpn/gencanow") {
674 my $refresh = '';
675 $refresh = "<meta http-equiv='refresh' content='15;' />";
676 &Header::showhttpheaders();
677 &Header::openpage($Lang::tr{'OVPN'}, 1, $refresh);
678 &Header::openbigbox('100%', 'center');
679 &Header::openbox('100%', 'left', "$Lang::tr{'generate root/host certificates'}:");
680 print "<tr>\n<td align='center'><img src='/images/clock.gif' alt='' /></td>\n";
681 print "<td colspan='2'><font color='red'>Please be patient this realy can take some time on older hardware...</font></td></tr>\n";
682 &Header::closebox();
683 &Header::closebigbox();
684 &Header::closepage();
685 exit (0);
686 }
687 ##hier die refresh page
688
689
690 ###
691 ### OpenVPN Server Control
692 ###
693 if ($cgiparams{'ACTION'} eq $Lang::tr{'start ovpn server'} ||
694 $cgiparams{'ACTION'} eq $Lang::tr{'stop ovpn server'} ||
695 $cgiparams{'ACTION'} eq $Lang::tr{'restart ovpn server'}) {
696 #start openvpn server
697 if ($cgiparams{'ACTION'} eq $Lang::tr{'start ovpn server'}){
698 &emptyserverlog();
699 system('/usr/local/bin/openvpnctrl', '-s');
700 }
701 #stop openvpn server
702 if ($cgiparams{'ACTION'} eq $Lang::tr{'stop ovpn server'}){
703 system('/usr/local/bin/openvpnctrl', '-k');
704 &emptyserverlog();
705 }
706 # #restart openvpn server
707 # if ($cgiparams{'ACTION'} eq $Lang::tr{'restart ovpn server'}){
708 #workarund, till SIGHUP also works when running as nobody
709 # system('/usr/local/bin/openvpnctrl', '-r');
710 # &emptyserverlog();
711 # }
712 }
713
714 ###
715 ### Save Advanced options
716 ###
717
718 if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
719 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
720 #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
721 #DAN this value has to leave.
722 #new settings for daemon
723 $vpnsettings{'LOG_VERB'} = $cgiparams{'LOG_VERB'};
724 $vpnsettings{'KEEPALIVE_1'} = $cgiparams{'KEEPALIVE_1'};
725 $vpnsettings{'KEEPALIVE_2'} = $cgiparams{'KEEPALIVE_2'};
726 $vpnsettings{'MAX_CLIENTS'} = $cgiparams{'MAX_CLIENTS'};
727 $vpnsettings{'REDIRECT_GW_DEF1'} = $cgiparams{'REDIRECT_GW_DEF1'};
728 $vpnsettings{'CLIENT2CLIENT'} = $cgiparams{'CLIENT2CLIENT'};
729 $vpnsettings{'ADDITIONAL_CONFIGS'} = $cgiparams{'ADDITIONAL_CONFIGS'};
730 $vpnsettings{'DHCP_DOMAIN'} = $cgiparams{'DHCP_DOMAIN'};
731 $vpnsettings{'DHCP_DNS'} = $cgiparams{'DHCP_DNS'};
732 $vpnsettings{'DHCP_WINS'} = $cgiparams{'DHCP_WINS'};
733 $vpnsettings{'ROUTES_PUSH'} = $cgiparams{'ROUTES_PUSH'};
734 $vpnsettings{'PMTU_DISCOVERY'} = $cgiparams{'PMTU_DISCOVERY'};
735 $vpnsettings{'DAUTH'} = $cgiparams{'DAUTH'};
736 $vpnsettings{'TLSAUTH'} = $cgiparams{'TLSAUTH'};
737 my @temp=();
738
739 if ($cgiparams{'FRAGMENT'} eq '') {
740 delete $vpnsettings{'FRAGMENT'};
741 } else {
742 if ($cgiparams{'FRAGMENT'} !~ /^[0-9]+$/) {
743 $errormessage = "Incorrect value, please insert only numbers.";
744 goto ADV_ERROR;
745 } else {
746 $vpnsettings{'FRAGMENT'} = $cgiparams{'FRAGMENT'};
747 }
748 }
749
750 if ($cgiparams{'MSSFIX'} ne 'on') {
751 delete $vpnsettings{'MSSFIX'};
752 } else {
753 $vpnsettings{'MSSFIX'} = $cgiparams{'MSSFIX'};
754 }
755
756 if (($cgiparams{'PMTU_DISCOVERY'} eq 'yes') ||
757 ($cgiparams{'PMTU_DISCOVERY'} eq 'maybe') ||
758 ($cgiparams{'PMTU_DISCOVERY'} eq 'no' )) {
759
760 if (($cgiparams{'MSSFIX'} eq 'on') || ($cgiparams{'FRAGMENT'} ne '')) {
761 $errormessage = $Lang::tr{'ovpn mtu-disc with mssfix or fragment'};
762 goto ADV_ERROR;
763 }
764 }
765
766 if ($cgiparams{'DHCP_DOMAIN'} ne ''){
767 unless (&General::validdomainname($cgiparams{'DHCP_DOMAIN'}) || &General::validip($cgiparams{'DHCP_DOMAIN'})) {
768 $errormessage = $Lang::tr{'invalid input for dhcp domain'};
769 goto ADV_ERROR;
770 }
771 }
772 if ($cgiparams{'DHCP_DNS'} ne ''){
773 unless (&General::validfqdn($cgiparams{'DHCP_DNS'}) || &General::validip($cgiparams{'DHCP_DNS'})) {
774 $errormessage = $Lang::tr{'invalid input for dhcp dns'};
775 goto ADV_ERROR;
776 }
777 }
778 if ($cgiparams{'DHCP_WINS'} ne ''){
779 unless (&General::validfqdn($cgiparams{'DHCP_WINS'}) || &General::validip($cgiparams{'DHCP_WINS'})) {
780 $errormessage = $Lang::tr{'invalid input for dhcp wins'};
781 goto ADV_ERROR;
782 }
783 }
784 if ($cgiparams{'ROUTES_PUSH'} ne ''){
785 @temp = split(/\n/,$cgiparams{'ROUTES_PUSH'});
786 undef $vpnsettings{'ROUTES_PUSH'};
787
788 foreach my $tmpip (@temp)
789 {
790 s/^\s+//g; s/\s+$//g;
791
792 if ($tmpip)
793 {
794 $tmpip=~s/\s*$//g;
795 unless (&General::validipandmask($tmpip)) {
796 $errormessage = "$tmpip ".$Lang::tr{'ovpn errmsg invalid ip or mask'};
797 goto ADV_ERROR;
798 }
799 my ($ip, $cidr) = split("\/",&General::ipcidr2msk($tmpip));
800
801 if ($ip eq $netsettings{'GREEN_NETADDRESS'} && $cidr eq $netsettings{'GREEN_NETMASK'}) {
802 $errormessage = $Lang::tr{'ovpn errmsg green already pushed'};
803 goto ADV_ERROR;
804 }
805 # a.marx ccd
806 my %ccdroutehash=();
807 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
808 foreach my $key (keys %ccdroutehash) {
809 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
810 if ( $ip."/".$cidr eq $ccdroutehash{$key}[$i] ){
811 $errormessage="Route $ip\/$cidr ".$Lang::tr{'ccd err inuse'}." $ccdroutehash{$key}[0]" ;
812 goto ADV_ERROR;
813 }
814 my ($ip2,$cidr2) = split(/\//,$ccdroutehash{$key}[$i]);
815 if (&General::IpInSubnet ($ip,$ip2,$cidr2)){
816 $errormessage="Route $ip\/$cidr ".$Lang::tr{'ccd err inuse'}." $ccdroutehash{$key}[0]" ;
817 goto ADV_ERROR;
818 }
819 }
820 }
821
822 # ccd end
823
824 $vpnsettings{'ROUTES_PUSH'} .= $tmpip."\n";
825 }
826 }
827 &write_routepushfile;
828 undef $vpnsettings{'ROUTES_PUSH'};
829 }
830 else {
831 undef $vpnsettings{'ROUTES_PUSH'};
832 &write_routepushfile;
833 }
834 if ((length($cgiparams{'MAX_CLIENTS'}) == 0) || (($cgiparams{'MAX_CLIENTS'}) < 1 ) || (($cgiparams{'MAX_CLIENTS'}) > 255 )) {
835 $errormessage = $Lang::tr{'invalid input for max clients'};
836 goto ADV_ERROR;
837 }
838 if ($cgiparams{'KEEPALIVE_1'} ne '') {
839 if ($cgiparams{'KEEPALIVE_1'} !~ /^[0-9]+$/) {
840 $errormessage = $Lang::tr{'invalid input for keepalive 1'};
841 goto ADV_ERROR;
842 }
843 }
844 if ($cgiparams{'KEEPALIVE_2'} ne ''){
845 if ($cgiparams{'KEEPALIVE_2'} !~ /^[0-9]+$/) {
846 $errormessage = $Lang::tr{'invalid input for keepalive 2'};
847 goto ADV_ERROR;
848 }
849 }
850 if ($cgiparams{'KEEPALIVE_2'} < ($cgiparams{'KEEPALIVE_1'} * 2)){
851 $errormessage = $Lang::tr{'invalid input for keepalive 1:2'};
852 goto ADV_ERROR;
853 }
854 # Create ta.key for tls-auth if not presant
855 if ($cgiparams{'TLSAUTH'} eq 'on') {
856 if ( ! -e "${General::swroot}/ovpn/certs/ta.key") {
857 system('/usr/sbin/openvpn', '--genkey', '--secret', "${General::swroot}/ovpn/certs/ta.key");
858 if ($?) {
859 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
860 goto ADV_ERROR;
861 }
862 }
863 }
864
865 &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
866 &writeserverconf();#hier ok
867 }
868
869 ###
870 # m.a.d net2net
871 ###
872
873 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'server')
874 {
875
876 my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
877 my @ovsubnettemp = split(/\./,$cgiparams{'OVPN_SUBNET'});
878 my $ovsubnet = "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
879 my $tunmtu = '';
880
881 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
882 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
883
884 open(SERVERCONF, ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
885
886 flock SERVERCONF, 2;
887 print SERVERCONF "# IPFire n2n Open VPN Server Config by ummeegge und m.a.d\n";
888 print SERVERCONF "\n";
889 print SERVERCONF "# User Security\n";
890 print SERVERCONF "user nobody\n";
891 print SERVERCONF "group nobody\n";
892 print SERVERCONF "persist-tun\n";
893 print SERVERCONF "persist-key\n";
894 print SERVERCONF "script-security 2\n";
895 print SERVERCONF "# IP/DNS for remote Server Gateway\n";
896
897 if ($cgiparams{'REMOTE'} ne '') {
898 print SERVERCONF "remote $cgiparams{'REMOTE'}\n";
899 }
900
901 print SERVERCONF "float\n";
902 print SERVERCONF "# IP adresses of the VPN Subnet\n";
903 print SERVERCONF "ifconfig $ovsubnet.1 $ovsubnet.2\n";
904 print SERVERCONF "# Client Gateway Network\n";
905 print SERVERCONF "route $remsubnet[0] $remsubnet[1]\n";
906 print SERVERCONF "# tun Device\n";
907 print SERVERCONF "dev tun\n";
908 print SERVERCONF "# Port and Protokol\n";
909 print SERVERCONF "port $cgiparams{'DEST_PORT'}\n";
910
911 if ($cgiparams{'PROTOCOL'} eq 'tcp') {
912 print SERVERCONF "proto tcp-server\n";
913 print SERVERCONF "# Packet size\n";
914 if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
915 print SERVERCONF "tun-mtu $tunmtu\n";
916 }
917
918 if ($cgiparams{'PROTOCOL'} eq 'udp') {
919 print SERVERCONF "proto udp\n";
920 print SERVERCONF "# Paketsize\n";
921 if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
922 print SERVERCONF "tun-mtu $tunmtu\n";
923 if ($cgiparams{'FRAGMENT'} ne '') {print SERVERCONF "fragment $cgiparams{'FRAGMENT'}\n";}
924 if ($cgiparams{'MSSFIX'} eq 'on') {print SERVERCONF "mssfix\n"; };
925 }
926
927 # Check if a valid operating mode has been choosen and use it.
928 if (($cgiparams{'PMTU_DISCOVERY'} eq 'yes') ||
929 ($cgiparams{'PMTU_DISCOVERY'} eq 'maybe') ||
930 ($cgiparams{'PMTU_DISCOVERY'} eq 'no' )) {
931 if(($cgiparams{'MSSFIX'} ne 'on') || ($cgiparams{'FRAGMENT'} eq '')) {
932 if($cgiparams{'MTU'} eq '1500') {
933 print SERVERCONF "mtu-disc $cgiparams{'PMTU_DISCOVERY'}\n";
934 }
935 }
936 }
937 print SERVERCONF "# Auth. Server\n";
938 print SERVERCONF "tls-server\n";
939 print SERVERCONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
940 print SERVERCONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
941 print SERVERCONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
942 print SERVERCONF "dh ${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}\n";
943 print SERVERCONF "# Cipher\n";
944 print SERVERCONF "cipher $cgiparams{'DCIPHER'}\n";
945 if ($cgiparams{'DAUTH'} eq '') {
946 print SERVERCONF "auth SHA1\n";
947 } else {
948 print SERVERCONF "# HMAC algorithm\n";
949 print SERVERCONF "auth $cgiparams{'DAUTH'}\n";
950 }
951 if ($cgiparams{'COMPLZO'} eq 'on') {
952 print SERVERCONF "# Enable Compression\n";
953 print SERVERCONF "comp-lzo\n";
954 }
955 print SERVERCONF "# Debug Level\n";
956 print SERVERCONF "verb 3\n";
957 print SERVERCONF "# Tunnel check\n";
958 print SERVERCONF "keepalive 10 60\n";
959 print SERVERCONF "# Start as daemon\n";
960 print SERVERCONF "daemon $cgiparams{'NAME'}n2n\n";
961 print SERVERCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
962 print SERVERCONF "# Activate Management Interface and Port\n";
963 if ($cgiparams{'OVPN_MGMT'} eq '') {print SERVERCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
964 else {print SERVERCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
965 close(SERVERCONF);
966
967 }
968
969 ###
970 # m.a.d net2net
971 ###
972
973 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'client')
974 {
975
976 my @ovsubnettemp = split(/\./,$cgiparams{'OVPN_SUBNET'});
977 my $ovsubnet = "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
978 my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
979 my $tunmtu = '';
980
981 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
982 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
983
984 open(CLIENTCONF, ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
985
986 flock CLIENTCONF, 2;
987 print CLIENTCONF "# IPFire rewritten n2n Open VPN Client Config by ummeegge und m.a.d\n";
988 print CLIENTCONF "#\n";
989 print CLIENTCONF "# User Security\n";
990 print CLIENTCONF "user nobody\n";
991 print CLIENTCONF "group nobody\n";
992 print CLIENTCONF "persist-tun\n";
993 print CLIENTCONF "persist-key\n";
994 print CLIENTCONF "script-security 2\n";
995 print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
996 print CLIENTCONF "remote $cgiparams{'REMOTE'}\n";
997 print CLIENTCONF "float\n";
998 print CLIENTCONF "# IP adresses of the VPN Subnet\n";
999 print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
1000 print CLIENTCONF "# Server Gateway Network\n";
1001 print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
1002 print CLIENTCONF "# tun Device\n";
1003 print CLIENTCONF "dev tun\n";
1004 print CLIENTCONF "# Port and Protokol\n";
1005 print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n";
1006
1007 if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1008 print CLIENTCONF "proto tcp-client\n";
1009 print CLIENTCONF "# Packet size\n";
1010 if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1011 print CLIENTCONF "tun-mtu $tunmtu\n";
1012 }
1013
1014 if ($cgiparams{'PROTOCOL'} eq 'udp') {
1015 print CLIENTCONF "proto udp\n";
1016 print CLIENTCONF "# Paketsize\n";
1017 if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1018 print CLIENTCONF "tun-mtu $tunmtu\n";
1019 if ($cgiparams{'FRAGMENT'} ne '') {print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1020 if ($cgiparams{'MSSFIX'} eq 'on') {print CLIENTCONF "mssfix\n"; };
1021 }
1022
1023 # Check if a valid operating mode has been choosen and use it.
1024 if (($cgiparams{'PMTU_DISCOVERY'} eq 'yes') ||
1025 ($cgiparams{'PMTU_DISCOVERY'} eq 'maybe') ||
1026 ($cgiparams{'PMTU_DISCOVERY'} eq 'no' )) {
1027 if(($cgiparams{'MSSFIX'} ne 'on') || ($cgiparams{'FRAGMENT'} eq '')) {
1028 if ($cgiparams{'MTU'} eq '1500') {
1029 print CLIENTCONF "mtu-disc $cgiparams{'PMTU_DISCOVERY'}\n";
1030 }
1031 }
1032 }
1033
1034 print CLIENTCONF "ns-cert-type server\n";
1035 print CLIENTCONF "# Auth. Client\n";
1036 print CLIENTCONF "tls-client\n";
1037 print CLIENTCONF "# Cipher\n";
1038 print CLIENTCONF "cipher $cgiparams{'DCIPHER'}\n";
1039 print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12\r\n";
1040 if ($cgiparams{'DAUTH'} eq '') {
1041 print CLIENTCONF "auth SHA1\n";
1042 } else {
1043 print CLIENTCONF "# HMAC algorithm\n";
1044 print CLIENTCONF "auth $cgiparams{'DAUTH'}\n";
1045 }
1046 if ($cgiparams{'COMPLZO'} eq 'on') {
1047 print CLIENTCONF "# Enable Compression\n";
1048 print CLIENTCONF "comp-lzo\n";
1049 }
1050 print CLIENTCONF "# Debug Level\n";
1051 print CLIENTCONF "verb 3\n";
1052 print CLIENTCONF "# Tunnel check\n";
1053 print CLIENTCONF "keepalive 10 60\n";
1054 print CLIENTCONF "# Start as daemon\n";
1055 print CLIENTCONF "daemon $cgiparams{'NAME'}n2n\n";
1056 print CLIENTCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1057 print CLIENTCONF "# Activate Management Interface and Port\n";
1058 if ($cgiparams{'OVPN_MGMT'} eq '') {print CLIENTCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1059 else {print CLIENTCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1060 close(CLIENTCONF);
1061
1062 }
1063
1064 ###
1065 ### Save main settings
1066 ###
1067
1068 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq '' && $cgiparams{'KEY'} eq '') {
1069 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
1070 #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
1071 #DAN this value has to leave.
1072 if ($cgiparams{'ENABLED'} eq 'on'){
1073 unless (&General::validfqdn($cgiparams{'VPN_IP'}) || &General::validip($cgiparams{'VPN_IP'})) {
1074 $errormessage = $Lang::tr{'invalid input for hostname'};
1075 goto SETTINGS_ERROR;
1076 }
1077 }
1078
1079 if (! &General::validipandmask($cgiparams{'DOVPN_SUBNET'})) {
1080 $errormessage = $Lang::tr{'ovpn subnet is invalid'};
1081 goto SETTINGS_ERROR;
1082 }
1083 my @tmpovpnsubnet = split("\/",$cgiparams{'DOVPN_SUBNET'});
1084
1085 if (&General::IpInSubnet ( $netsettings{'RED_ADDRESS'},
1086 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1087 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire RED Network $netsettings{'RED_ADDRESS'}";
1088 goto SETTINGS_ERROR;
1089 }
1090
1091 if (&General::IpInSubnet ( $netsettings{'GREEN_ADDRESS'},
1092 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1093 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Green Network $netsettings{'GREEN_ADDRESS'}";
1094 goto SETTINGS_ERROR;
1095 }
1096
1097 if (&General::IpInSubnet ( $netsettings{'BLUE_ADDRESS'},
1098 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1099 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Blue Network $netsettings{'BLUE_ADDRESS'}";
1100 goto SETTINGS_ERROR;
1101 }
1102
1103 if (&General::IpInSubnet ( $netsettings{'ORANGE_ADDRESS'},
1104 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1105 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Orange Network $netsettings{'ORANGE_ADDRESS'}";
1106 goto SETTINGS_ERROR;
1107 }
1108 open(ALIASES, "${General::swroot}/ethernet/aliases") or die 'Unable to open aliases file.';
1109 while (<ALIASES>)
1110 {
1111 chomp($_);
1112 my @tempalias = split(/\,/,$_);
1113 if ($tempalias[1] eq 'on') {
1114 if (&General::IpInSubnet ($tempalias[0] ,
1115 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1116 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire alias entry $tempalias[0]";
1117 }
1118 }
1119 }
1120 close(ALIASES);
1121 if ($errormessage ne ''){
1122 goto SETTINGS_ERROR;
1123 }
1124 if ($cgiparams{'ENABLED'} !~ /^(on|off)$/) {
1125 $errormessage = $Lang::tr{'invalid input'};
1126 goto SETTINGS_ERROR;
1127 }
1128 if ((length($cgiparams{'DMTU'})==0) || (($cgiparams{'DMTU'}) < 1000 )) {
1129 $errormessage = $Lang::tr{'invalid mtu input'};
1130 goto SETTINGS_ERROR;
1131 }
1132
1133 unless (&General::validport($cgiparams{'DDEST_PORT'})) {
1134 $errormessage = $Lang::tr{'invalid port'};
1135 goto SETTINGS_ERROR;
1136 }
1137
1138 $vpnsettings{'ENABLED_BLUE'} = $cgiparams{'ENABLED_BLUE'};
1139 $vpnsettings{'ENABLED_ORANGE'} =$cgiparams{'ENABLED_ORANGE'};
1140 $vpnsettings{'ENABLED'} = $cgiparams{'ENABLED'};
1141 $vpnsettings{'VPN_IP'} = $cgiparams{'VPN_IP'};
1142 #new settings for daemon
1143 $vpnsettings{'DOVPN_SUBNET'} = $cgiparams{'DOVPN_SUBNET'};
1144 $vpnsettings{'DDEVICE'} = $cgiparams{'DDEVICE'};
1145 $vpnsettings{'DPROTOCOL'} = $cgiparams{'DPROTOCOL'};
1146 $vpnsettings{'DDEST_PORT'} = $cgiparams{'DDEST_PORT'};
1147 $vpnsettings{'DMTU'} = $cgiparams{'DMTU'};
1148 $vpnsettings{'DCOMPLZO'} = $cgiparams{'DCOMPLZO'};
1149 $vpnsettings{'DCIPHER'} = $cgiparams{'DCIPHER'};
1150 #wrtie enable
1151
1152 if ( $vpnsettings{'ENABLED_BLUE'} eq 'on' ) {system("touch ${General::swroot}/ovpn/enable_blue 2>/dev/null");}else{system("unlink ${General::swroot}/ovpn/enable_blue 2>/dev/null");}
1153 if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' ) {system("touch ${General::swroot}/ovpn/enable_orange 2>/dev/null");}else{system("unlink ${General::swroot}/ovpn/enable_orange 2>/dev/null");}
1154 if ( $vpnsettings{'ENABLED'} eq 'on' ) {system("touch ${General::swroot}/ovpn/enable 2>/dev/null");}else{system("unlink ${General::swroot}/ovpn/enable 2>/dev/null");}
1155 #new settings for daemon
1156 &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1157 &writeserverconf();#hier ok
1158 SETTINGS_ERROR:
1159 ###
1160 ### Reset all step 2
1161 ###
1162 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'} && $cgiparams{'AREUSURE'} eq 'yes') {
1163 my $file = '';
1164 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1165
1166 foreach my $key (keys %confighash) {
1167 if ($confighash{$key}[4] eq 'cert') {
1168 delete $confighash{$cgiparams{'$key'}};
1169 }
1170 }
1171 while ($file = glob("${General::swroot}/ovpn/ca/*")) {
1172 unlink $file;
1173 }
1174 while ($file = glob("${General::swroot}/ovpn/certs/*")) {
1175 unlink $file;
1176 }
1177 while ($file = glob("${General::swroot}/ovpn/crls/*")) {
1178 unlink $file;
1179 }
1180 &cleanssldatabase();
1181 if (open(FILE, ">${General::swroot}/ovpn/caconfig")) {
1182 print FILE "";
1183 close FILE;
1184 }
1185 if (open(FILE, ">${General::swroot}/ovpn/ccdroute")) {
1186 print FILE "";
1187 close FILE;
1188 }
1189 if (open(FILE, ">${General::swroot}/ovpn/ccdroute2")) {
1190 print FILE "";
1191 close FILE;
1192 }
1193 while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1194 unlink $file
1195 }
1196 if (open(FILE, ">${General::swroot}/ovpn/ovpn-leases.db")) {
1197 print FILE "";
1198 close FILE;
1199 }
1200 if (open(FILE, ">${General::swroot}/ovpn/ovpnconfig")) {
1201 print FILE "";
1202 close FILE;
1203 }
1204 while ($file = glob("${General::swroot}/ovpn/n2nconf/*")) {
1205 system ("rm -rf $file");
1206 }
1207
1208 #&writeserverconf();
1209 ###
1210 ### Reset all step 1
1211 ###
1212 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'}) {
1213 &Header::showhttpheaders();
1214 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1215 &Header::openbigbox('100%', 'left', '', '');
1216 &Header::openbox('100%', 'left', $Lang::tr{'are you sure'});
1217 print <<END;
1218 <form method='post'>
1219 <table width='100%'>
1220 <tr>
1221 <td align='center'>
1222 <input type='hidden' name='AREUSURE' value='yes' />
1223 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>:
1224 $Lang::tr{'resetting the vpn configuration will remove the root ca, the host certificate and all certificate based connections'}</td>
1225 </tr>
1226 <tr>
1227 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' />
1228 <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td>
1229 </tr>
1230 </table>
1231 </form>
1232 END
1233 ;
1234 &Header::closebox();
1235 &Header::closebigbox();
1236 &Header::closepage();
1237 exit (0);
1238
1239 ###
1240 ### Generate DH key step 2
1241 ###
1242 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate dh key'} && $cgiparams{'AREUSURE'} eq 'yes') {
1243 # Delete if old key exists
1244 if (-f "${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}") {
1245 unlink "${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}";
1246 }
1247 # Create Diffie Hellmann Parameter
1248 system('/usr/bin/openssl', 'dhparam', '-rand', '/proc/interrupts:/proc/net/rt_cache',
1249 '-out', "${General::swroot}/ovpn/ca/dh1024.pem", "$cgiparams{'DHLENGHT'}");
1250 if ($?) {
1251 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1252 unlink ("${General::swroot}/ovpn/ca/dh1024.pem");
1253 }
1254
1255 ###
1256 ### Generate DH key step 1
1257 ###
1258 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate dh key'}) {
1259 &Header::showhttpheaders();
1260 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1261 &Header::openbigbox('100%', 'LEFT', '', '');
1262 &Header::openbox('100%', 'LEFT', "$Lang::tr{'gen dh'}:");
1263 print <<END;
1264 <table width='100%'>
1265 <tr>
1266 <td width='20%'> </td> <td width='15%'></td> <td width='65%'></td>
1267 </tr>
1268 <tr>
1269 <td class='base'>$Lang::tr{'ovpn dh'}:</td>
1270 <td align='center'>
1271 <form method='post'><input type='hidden' name='AREUSURE' value='yes' />
1272 <input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />
1273 <select name='DHLENGHT'>
1274 <option value='1024' $selected{'DHLENGHT'}{'1024'}>1024 $Lang::tr{'bit'}</option>
1275 <option value='2048' $selected{'DHLENGHT'}{'2048'}>2048 $Lang::tr{'bit'}</option>
1276 <option value='3072' $selected{'DHLENGHT'}{'3072'}>3072 $Lang::tr{'bit'}</option>
1277 <option value='4096' $selected{'DHLENGHT'}{'4096'}>4096 $Lang::tr{'bit'}</option>
1278 </select>
1279 </td>
1280 </tr>
1281 <tr><td colspan='4'><br></td></tr>
1282 </table>
1283 <table width='100%'>
1284 <tr>
1285 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}: </font></b>$Lang::tr{'dh key warn'}
1286 </tr>
1287 <tr>
1288 <td class='base'>$Lang::tr{'dh key warn1'}</td>
1289 </tr>
1290 <tr><td colspan='2'><br></td></tr>
1291 <tr>
1292 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'generate dh key'}' /></td>
1293 </form>
1294 </tr>
1295 </table>
1296
1297 END
1298 ;
1299 &Header::closebox();
1300 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1301 &Header::closebigbox();
1302 &Header::closepage();
1303 exit (0);
1304
1305 ###
1306 ### Upload DH key
1307 ###
1308 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload dh key'}) {
1309 if (ref ($cgiparams{'FH'}) ne 'Fh') {
1310 $errormessage = $Lang::tr{'there was no file upload'};
1311 goto UPLOADCA_ERROR;
1312 }
1313 # Move uploaded dh key to a temporary file
1314 (my $fh, my $filename) = tempfile( );
1315 if (copy ($cgiparams{'FH'}, $fh) != 1) {
1316 $errormessage = $!;
1317 goto UPLOADCA_ERROR;
1318 }
1319 my $temp = `/usr/bin/openssl dhparam -text -in $filename`;
1320 if ($temp !~ /DH Parameters: \((1024|2048|3072|4096) bit\)/) {
1321 $errormessage = $Lang::tr{'not a valid dh key'};
1322 unlink ($filename);
1323 goto UPLOADCA_ERROR;
1324 } else {
1325 # Delete if old key exists
1326 if (-f "${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}") {
1327 unlink "${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}";
1328 }
1329 move($filename, "${General::swroot}/ovpn/ca/$cgiparams{'DH_NAME'}");
1330 if ($? ne 0) {
1331 $errormessage = "$Lang::tr{'dh key move failed'}: $!";
1332 unlink ($filename);
1333 goto UPLOADCA_ERROR;
1334 }
1335 }
1336
1337 ###
1338 ### Upload CA Certificate
1339 ###
1340 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload ca certificate'}) {
1341 &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1342
1343 if ($cgiparams{'CA_NAME'} !~ /^[a-zA-Z0-9]+$/) {
1344 $errormessage = $Lang::tr{'name must only contain characters'};
1345 goto UPLOADCA_ERROR;
1346 }
1347
1348 if (length($cgiparams{'CA_NAME'}) >60) {
1349 $errormessage = $Lang::tr{'name too long'};
1350 goto VPNCONF_ERROR;
1351 }
1352
1353 if ($cgiparams{'CA_NAME'} eq 'ca') {
1354 $errormessage = $Lang::tr{'name is invalid'};
1355 goto UPLOADCA_ERROR;
1356 }
1357
1358 # Check if there is no other entry with this name
1359 foreach my $key (keys %cahash) {
1360 if ($cahash{$key}[0] eq $cgiparams{'CA_NAME'}) {
1361 $errormessage = $Lang::tr{'a ca certificate with this name already exists'};
1362 goto UPLOADCA_ERROR;
1363 }
1364 }
1365
1366 if (ref ($cgiparams{'FH'}) ne 'Fh') {
1367 $errormessage = $Lang::tr{'there was no file upload'};
1368 goto UPLOADCA_ERROR;
1369 }
1370 # Move uploaded ca to a temporary file
1371 (my $fh, my $filename) = tempfile( );
1372 if (copy ($cgiparams{'FH'}, $fh) != 1) {
1373 $errormessage = $!;
1374 goto UPLOADCA_ERROR;
1375 }
1376 my $temp = `/usr/bin/openssl x509 -text -in $filename`;
1377 if ($temp !~ /CA:TRUE/i) {
1378 $errormessage = $Lang::tr{'not a valid ca certificate'};
1379 unlink ($filename);
1380 goto UPLOADCA_ERROR;
1381 } else {
1382 move($filename, "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem");
1383 if ($? ne 0) {
1384 $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1385 unlink ($filename);
1386 goto UPLOADCA_ERROR;
1387 }
1388 }
1389
1390 my $casubject = `/usr/bin/openssl x509 -text -in ${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem`;
1391 $casubject =~ /Subject: (.*)[\n]/;
1392 $casubject = $1;
1393 $casubject =~ s+/Email+, E+;
1394 $casubject =~ s/ ST=/ S=/;
1395 $casubject = &Header::cleanhtml($casubject);
1396
1397 my $key = &General::findhasharraykey (\%cahash);
1398 $cahash{$key}[0] = $cgiparams{'CA_NAME'};
1399 $cahash{$key}[1] = $casubject;
1400 &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1401 # system('/usr/local/bin/ipsecctrl', 'R');
1402
1403 UPLOADCA_ERROR:
1404
1405 ###
1406 ### Display ca certificate
1407 ###
1408 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show ca certificate'}) {
1409 &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1410
1411 if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem") {
1412 &Header::showhttpheaders();
1413 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1414 &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1415 &Header::openbox('100%', 'LEFT', "$Lang::tr{'ca certificate'}:");
1416 my $output = `/usr/bin/openssl x509 -text -in ${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem`;
1417 $output = &Header::cleanhtml($output,"y");
1418 print "<pre>$output</pre>\n";
1419 &Header::closebox();
1420 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1421 &Header::closebigbox();
1422 &Header::closepage();
1423 exit(0);
1424 } else {
1425 $errormessage = $Lang::tr{'invalid key'};
1426 }
1427
1428 ###
1429 ### Download ca certificate
1430 ###
1431 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download ca certificate'}) {
1432 &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1433
1434 if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1435 print "Content-Type: application/octet-stream\r\n";
1436 print "Content-Disposition: filename=$cahash{$cgiparams{'KEY'}}[0]cert.pem\r\n\r\n";
1437 print `/usr/bin/openssl x509 -in ${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem`;
1438 exit(0);
1439 } else {
1440 $errormessage = $Lang::tr{'invalid key'};
1441 }
1442
1443 ###
1444 ### Remove ca certificate (step 2)
1445 ###
1446 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'} && $cgiparams{'AREUSURE'} eq 'yes') {
1447 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1448 &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1449
1450 if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1451 foreach my $key (keys %confighash) {
1452 my $test = `/usr/bin/openssl verify -CAfile ${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem ${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem`;
1453 if ($test =~ /: OK/) {
1454 # Delete connection
1455 # if ($vpnsettings{'ENABLED'} eq 'on' ||
1456 # $vpnsettings{'ENABLED_BLUE'} eq 'on') {
1457 # system('/usr/local/bin/ipsecctrl', 'D', $key);
1458 # }
1459 unlink ("${General::swroot}/ovpn//certs/$confighash{$key}[1]cert.pem");
1460 unlink ("${General::swroot}/ovpn/certs/$confighash{$key}[1].p12");
1461 delete $confighash{$key};
1462 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1463 # &writeipsecfiles();
1464 }
1465 }
1466 unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1467 delete $cahash{$cgiparams{'KEY'}};
1468 &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1469 # system('/usr/local/bin/ipsecctrl', 'R');
1470 } else {
1471 $errormessage = $Lang::tr{'invalid key'};
1472 }
1473 ###
1474 ### Remove ca certificate (step 1)
1475 ###
1476 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'}) {
1477 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1478 &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1479
1480 my $assignedcerts = 0;
1481 if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1482 foreach my $key (keys %confighash) {
1483 my $test = `/usr/bin/openssl verify -CAfile ${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem ${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem`;
1484 if ($test =~ /: OK/) {
1485 $assignedcerts++;
1486 }
1487 }
1488 if ($assignedcerts) {
1489 &Header::showhttpheaders();
1490 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1491 &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1492 &Header::openbox('100%', 'LEFT', $Lang::tr{'are you sure'});
1493 print <<END;
1494 <table><form method='post'><input type='hidden' name='AREUSURE' value='yes' />
1495 <input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />
1496 <tr><td align='center'>
1497 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>: $assignedcerts
1498 $Lang::tr{'connections are associated with this ca. deleting the ca will delete these connections as well.'}
1499 <tr><td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
1500 <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td></tr>
1501 </form></table>
1502 END
1503 ;
1504 &Header::closebox();
1505 &Header::closebigbox();
1506 &Header::closepage();
1507 exit (0);
1508 } else {
1509 unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1510 delete $cahash{$cgiparams{'KEY'}};
1511 &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1512 # system('/usr/local/bin/ipsecctrl', 'R');
1513 }
1514 } else {
1515 $errormessage = $Lang::tr{'invalid key'};
1516 }
1517
1518 ###
1519 ### Display root certificate
1520 ###
1521 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'} ||
1522 $cgiparams{'ACTION'} eq $Lang::tr{'show host certificate'}) {
1523 my $output;
1524 &Header::showhttpheaders();
1525 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1526 &Header::openbigbox('100%', 'LEFT', '', '');
1527 if ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'}) {
1528 &Header::openbox('100%', 'LEFT', "$Lang::tr{'root certificate'}:");
1529 $output = `/usr/bin/openssl x509 -text -in ${General::swroot}/ovpn/ca/cacert.pem`;
1530 } else {
1531 &Header::openbox('100%', 'LEFT', "$Lang::tr{'host certificate'}:");
1532 $output = `/usr/bin/openssl x509 -text -in ${General::swroot}/ovpn/certs/servercert.pem`;
1533 }
1534 $output = &Header::cleanhtml($output,"y");
1535 print "<pre>$output</pre>\n";
1536 &Header::closebox();
1537 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1538 &Header::closebigbox();
1539 &Header::closepage();
1540 exit(0);
1541
1542 ###
1543 ### Download root certificate
1544 ###
1545 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download root certificate'}) {
1546 if ( -f "${General::swroot}/ovpn/ca/cacert.pem" ) {
1547 print "Content-Type: application/octet-stream\r\n";
1548 print "Content-Disposition: filename=cacert.pem\r\n\r\n";
1549 print `/usr/bin/openssl x509 -in ${General::swroot}/ovpn/ca/cacert.pem`;
1550 exit(0);
1551 }
1552
1553 ###
1554 ### Download host certificate
1555 ###
1556 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download host certificate'}) {
1557 if ( -f "${General::swroot}/ovpn/certs/servercert.pem" ) {
1558 print "Content-Type: application/octet-stream\r\n";
1559 print "Content-Disposition: filename=servercert.pem\r\n\r\n";
1560 print `/usr/bin/openssl x509 -in ${General::swroot}/ovpn/certs/servercert.pem`;
1561 exit(0);
1562 }
1563
1564 ###
1565 ### Download tls-auth key
1566 ###
1567 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download tls-auth key'}) {
1568 if ( -f "${General::swroot}/ovpn/certs/ta.key" ) {
1569 print "Content-Type: application/octet-stream\r\n";
1570 print "Content-Disposition: filename=ta.key\r\n\r\n";
1571 print `/bin/cat ${General::swroot}/ovpn/certs/ta.key`;
1572 exit(0);
1573 }
1574
1575 ###
1576 ### Form for generating a root certificate
1577 ###
1578 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate root/host certificates'} ||
1579 $cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1580
1581 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
1582 if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
1583 $errormessage = $Lang::tr{'valid root certificate already exists'};
1584 $cgiparams{'ACTION'} = '';
1585 goto ROOTCERT_ERROR;
1586 }
1587
1588 if (($cgiparams{'ROOTCERT_HOSTNAME'} eq '') && -e "${General::swroot}/red/active") {
1589 if (open(IPADDR, "${General::swroot}/red/local-ipaddress")) {
1590 my $ipaddr = <IPADDR>;
1591 close IPADDR;
1592 chomp ($ipaddr);
1593 $cgiparams{'ROOTCERT_HOSTNAME'} = (gethostbyaddr(pack("C4", split(/\./, $ipaddr)), 2))[0];
1594 if ($cgiparams{'ROOTCERT_HOSTNAME'} eq '') {
1595 $cgiparams{'ROOTCERT_HOSTNAME'} = $ipaddr;
1596 }
1597 }
1598 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1599
1600 if (ref ($cgiparams{'FH'}) ne 'Fh') {
1601 $errormessage = $Lang::tr{'there was no file upload'};
1602 goto ROOTCERT_ERROR;
1603 }
1604
1605 # Move uploaded certificate request to a temporary file
1606 (my $fh, my $filename) = tempfile( );
1607 if (copy ($cgiparams{'FH'}, $fh) != 1) {
1608 $errormessage = $!;
1609 goto ROOTCERT_ERROR;
1610 }
1611
1612 # Create a temporary dirctory
1613 my $tempdir = tempdir( CLEANUP => 1 );
1614
1615 # Extract the CA certificate from the file
1616 my $pid = open(OPENSSL, "|-");
1617 $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1618 if ($pid) { # parent
1619 if ($cgiparams{'P12_PASS'} ne '') {
1620 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1621 }
1622 close (OPENSSL);
1623 if ($?) {
1624 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1625 unlink ($filename);
1626 goto ROOTCERT_ERROR;
1627 }
1628 } else { # child
1629 unless (exec ('/usr/bin/openssl', 'pkcs12', '-cacerts', '-nokeys',
1630 '-in', $filename,
1631 '-out', "$tempdir/cacert.pem")) {
1632 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1633 unlink ($filename);
1634 goto ROOTCERT_ERROR;
1635 }
1636 }
1637
1638 # Extract the Host certificate from the file
1639 $pid = open(OPENSSL, "|-");
1640 $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1641 if ($pid) { # parent
1642 if ($cgiparams{'P12_PASS'} ne '') {
1643 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1644 }
1645 close (OPENSSL);
1646 if ($?) {
1647 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1648 unlink ($filename);
1649 goto ROOTCERT_ERROR;
1650 }
1651 } else { # child
1652 unless (exec ('/usr/bin/openssl', 'pkcs12', '-clcerts', '-nokeys',
1653 '-in', $filename,
1654 '-out', "$tempdir/hostcert.pem")) {
1655 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1656 unlink ($filename);
1657 goto ROOTCERT_ERROR;
1658 }
1659 }
1660
1661 # Extract the Host key from the file
1662 $pid = open(OPENSSL, "|-");
1663 $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1664 if ($pid) { # parent
1665 if ($cgiparams{'P12_PASS'} ne '') {
1666 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1667 }
1668 close (OPENSSL);
1669 if ($?) {
1670 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1671 unlink ($filename);
1672 goto ROOTCERT_ERROR;
1673 }
1674 } else { # child
1675 unless (exec ('/usr/bin/openssl', 'pkcs12', '-nocerts',
1676 '-nodes',
1677 '-in', $filename,
1678 '-out', "$tempdir/serverkey.pem")) {
1679 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1680 unlink ($filename);
1681 goto ROOTCERT_ERROR;
1682 }
1683 }
1684
1685 move("$tempdir/cacert.pem", "${General::swroot}/ovpn/ca/cacert.pem");
1686 if ($? ne 0) {
1687 $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1688 unlink ($filename);
1689 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1690 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1691 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1692 goto ROOTCERT_ERROR;
1693 }
1694
1695 move("$tempdir/hostcert.pem", "${General::swroot}/ovpn/certs/servercert.pem");
1696 if ($? ne 0) {
1697 $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1698 unlink ($filename);
1699 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1700 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1701 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1702 goto ROOTCERT_ERROR;
1703 }
1704
1705 move("$tempdir/serverkey.pem", "${General::swroot}/ovpn/certs/serverkey.pem");
1706 if ($? ne 0) {
1707 $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1708 unlink ($filename);
1709 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1710 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1711 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1712 goto ROOTCERT_ERROR;
1713 }
1714
1715 goto ROOTCERT_SUCCESS;
1716
1717 } elsif ($cgiparams{'ROOTCERT_COUNTRY'} ne '') {
1718
1719 # Validate input since the form was submitted
1720 if ($cgiparams{'ROOTCERT_ORGANIZATION'} eq ''){
1721 $errormessage = $Lang::tr{'organization cant be empty'};
1722 goto ROOTCERT_ERROR;
1723 }
1724 if (length($cgiparams{'ROOTCERT_ORGANIZATION'}) >60) {
1725 $errormessage = $Lang::tr{'organization too long'};
1726 goto ROOTCERT_ERROR;
1727 }
1728 if ($cgiparams{'ROOTCERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1729 $errormessage = $Lang::tr{'invalid input for organization'};
1730 goto ROOTCERT_ERROR;
1731 }
1732 if ($cgiparams{'ROOTCERT_HOSTNAME'} eq ''){
1733 $errormessage = $Lang::tr{'hostname cant be empty'};
1734 goto ROOTCERT_ERROR;
1735 }
1736 unless (&General::validfqdn($cgiparams{'ROOTCERT_HOSTNAME'}) || &General::validip($cgiparams{'ROOTCERT_HOSTNAME'})) {
1737 $errormessage = $Lang::tr{'invalid input for hostname'};
1738 goto ROOTCERT_ERROR;
1739 }
1740 if ($cgiparams{'ROOTCERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'ROOTCERT_EMAIL'}))) {
1741 $errormessage = $Lang::tr{'invalid input for e-mail address'};
1742 goto ROOTCERT_ERROR;
1743 }
1744 if (length($cgiparams{'ROOTCERT_EMAIL'}) > 40) {
1745 $errormessage = $Lang::tr{'e-mail address too long'};
1746 goto ROOTCERT_ERROR;
1747 }
1748 if ($cgiparams{'ROOTCERT_OU'} ne '' && $cgiparams{'ROOTCERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1749 $errormessage = $Lang::tr{'invalid input for department'};
1750 goto ROOTCERT_ERROR;
1751 }
1752 if ($cgiparams{'ROOTCERT_CITY'} ne '' && $cgiparams{'ROOTCERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1753 $errormessage = $Lang::tr{'invalid input for city'};
1754 goto ROOTCERT_ERROR;
1755 }
1756 if ($cgiparams{'ROOTCERT_STATE'} ne '' && $cgiparams{'ROOTCERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1757 $errormessage = $Lang::tr{'invalid input for state or province'};
1758 goto ROOTCERT_ERROR;
1759 }
1760 if ($cgiparams{'ROOTCERT_COUNTRY'} !~ /^[A-Z]*$/) {
1761 $errormessage = $Lang::tr{'invalid input for country'};
1762 goto ROOTCERT_ERROR;
1763 }
1764
1765 # Copy the cgisettings to vpnsettings and save the configfile
1766 $vpnsettings{'ROOTCERT_ORGANIZATION'} = $cgiparams{'ROOTCERT_ORGANIZATION'};
1767 $vpnsettings{'ROOTCERT_HOSTNAME'} = $cgiparams{'ROOTCERT_HOSTNAME'};
1768 $vpnsettings{'ROOTCERT_EMAIL'} = $cgiparams{'ROOTCERT_EMAIL'};
1769 $vpnsettings{'ROOTCERT_OU'} = $cgiparams{'ROOTCERT_OU'};
1770 $vpnsettings{'ROOTCERT_CITY'} = $cgiparams{'ROOTCERT_CITY'};
1771 $vpnsettings{'ROOTCERT_STATE'} = $cgiparams{'ROOTCERT_STATE'};
1772 $vpnsettings{'ROOTCERT_COUNTRY'} = $cgiparams{'ROOTCERT_COUNTRY'};
1773 &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1774
1775 # Replace empty strings with a .
1776 (my $ou = $cgiparams{'ROOTCERT_OU'}) =~ s/^\s*$/\./;
1777 (my $city = $cgiparams{'ROOTCERT_CITY'}) =~ s/^\s*$/\./;
1778 (my $state = $cgiparams{'ROOTCERT_STATE'}) =~ s/^\s*$/\./;
1779
1780 # refresh
1781 #system ('/bin/touch', "${General::swroot}/ovpn/gencanow");
1782
1783 # Create the CA certificate
1784 my $pid = open(OPENSSL, "|-");
1785 $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1786 if ($pid) { # parent
1787 print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
1788 print OPENSSL "$state\n";
1789 print OPENSSL "$city\n";
1790 print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
1791 print OPENSSL "$ou\n";
1792 print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'} CA\n";
1793 print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
1794 close (OPENSSL);
1795 if ($?) {
1796 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1797 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1798 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1799 goto ROOTCERT_ERROR;
1800 }
1801 } else { # child
1802 unless (exec ('/usr/bin/openssl', 'req', '-x509', '-nodes', '-rand', '/proc/interrupts:/proc/net/rt_cache',
1803 '-days', '999999', '-newkey', 'rsa:4096', '-sha512',
1804 '-keyout', "${General::swroot}/ovpn/ca/cakey.pem",
1805 '-out', "${General::swroot}/ovpn/ca/cacert.pem",
1806 '-config',"${General::swroot}/ovpn/openssl/ovpn.cnf")) {
1807 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1808 goto ROOTCERT_ERROR;
1809 }
1810 }
1811
1812 # Create the Host certificate request
1813 $pid = open(OPENSSL, "|-");
1814 $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1815 if ($pid) { # parent
1816 print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
1817 print OPENSSL "$state\n";
1818 print OPENSSL "$city\n";
1819 print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
1820 print OPENSSL "$ou\n";
1821 print OPENSSL "$cgiparams{'ROOTCERT_HOSTNAME'}\n";
1822 print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
1823 print OPENSSL ".\n";
1824 print OPENSSL ".\n";
1825 close (OPENSSL);
1826 if ($?) {
1827 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1828 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1829 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1830 goto ROOTCERT_ERROR;
1831 }
1832 } else { # child
1833 unless (exec ('/usr/bin/openssl', 'req', '-nodes', '-rand', '/proc/interrupts:/proc/net/rt_cache',
1834 '-newkey', 'rsa:2048',
1835 '-keyout', "${General::swroot}/ovpn/certs/serverkey.pem",
1836 '-out', "${General::swroot}/ovpn/certs/serverreq.pem",
1837 '-extensions', 'server',
1838 '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf" )) {
1839 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1840 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1841 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1842 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1843 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1844 goto ROOTCERT_ERROR;
1845 }
1846 }
1847
1848 # Sign the host certificate request
1849 system('/usr/bin/openssl', 'ca', '-days', '999999',
1850 '-batch', '-notext',
1851 '-in', "${General::swroot}/ovpn/certs/serverreq.pem",
1852 '-out', "${General::swroot}/ovpn/certs/servercert.pem",
1853 '-extensions', 'server',
1854 '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf");
1855 if ($?) {
1856 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1857 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1858 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1859 unlink ("${General::swroot}/ovpn/serverkey.pem");
1860 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1861 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1862 &newcleanssldatabase();
1863 goto ROOTCERT_ERROR;
1864 } else {
1865 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1866 &deletebackupcert();
1867 }
1868
1869 # Create an empty CRL
1870 system('/usr/bin/openssl', 'ca', '-gencrl',
1871 '-out', "${General::swroot}/ovpn/crls/cacrl.pem",
1872 '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf" );
1873 if ($?) {
1874 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1875 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1876 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1877 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1878 unlink ("${General::swroot}/ovpn/crls/cacrl.pem");
1879 &cleanssldatabase();
1880 goto ROOTCERT_ERROR;
1881 # } else {
1882 # &cleanssldatabase();
1883 }
1884 # Create Diffie Hellmann Parameter
1885 system('/usr/bin/openssl', 'dhparam', '-rand', '/proc/interrupts:/proc/net/rt_cache',
1886 '-out', "${General::swroot}/ovpn/ca/dh1024.pem", "$cgiparams{'DHLENGHT'}");
1887 if ($?) {
1888 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1889 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1890 unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1891 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1892 unlink ("${General::swroot}/ovpn/crls/cacrl.pem");
1893 unlink ("${General::swroot}/ovpn/ca/dh1024.pem");
1894 &cleanssldatabase();
1895 goto ROOTCERT_ERROR;
1896 # } else {
1897 # &cleanssldatabase();
1898 }
1899 # Create ta.key for tls-auth
1900 system('/usr/sbin/openvpn', '--genkey', '--secret', "${General::swroot}/ovpn/certs/ta.key");
1901 if ($?) {
1902 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1903 &cleanssldatabase();
1904 goto ROOTCERT_ERROR;
1905 }
1906 goto ROOTCERT_SUCCESS;
1907 }
1908 ROOTCERT_ERROR:
1909 if ($cgiparams{'ACTION'} ne '') {
1910 &Header::showhttpheaders();
1911 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1912 &Header::openbigbox('100%', 'LEFT', '', '');
1913 if ($errormessage) {
1914 &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
1915 print "<class name='base'>$errormessage";
1916 print "&nbsp;</class>";
1917 &Header::closebox();
1918 }
1919 &Header::openbox('100%', 'LEFT', "$Lang::tr{'generate root/host certificates'}:");
1920 print <<END;
1921 <form method='post' enctype='multipart/form-data'>
1922 <table width='100%' border='0' cellspacing='1' cellpadding='0'>
1923 <tr><td width='30%' class='base'>$Lang::tr{'organization name'}:</td>
1924 <td width='35%' class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_ORGANIZATION' value='$cgiparams{'ROOTCERT_ORGANIZATION'}' size='32' /></td>
1925 <td width='35%' colspan='2'>&nbsp;</td></tr>
1926 <tr><td class='base'>$Lang::tr{'ipfires hostname'}:</td>
1927 <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_HOSTNAME' value='$cgiparams{'ROOTCERT_HOSTNAME'}' size='32' /></td>
1928 <td colspan='2'>&nbsp;</td></tr>
1929 <tr><td class='base'>$Lang::tr{'your e-mail'}:&nbsp;<img src='/blob.gif' alt'*' /></td>
1930 <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_EMAIL' value='$cgiparams{'ROOTCERT_EMAIL'}' size='32' /></td>
1931 <td colspan='2'>&nbsp;</td></tr>
1932 <tr><td class='base'>$Lang::tr{'your department'}:&nbsp;<img src='/blob.gif' alt'*' /></td>
1933 <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_OU' value='$cgiparams{'ROOTCERT_OU'}' size='32' /></td>
1934 <td colspan='2'>&nbsp;</td></tr>
1935 <tr><td class='base'>$Lang::tr{'city'}:&nbsp;<img src='/blob.gif' alt'*' /></td>
1936 <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_CITY' value='$cgiparams{'ROOTCERT_CITY'}' size='32' /></td>
1937 <td colspan='2'>&nbsp;</td></tr>
1938 <tr><td class='base'>$Lang::tr{'state or province'}:&nbsp;<img src='/blob.gif' alt'*' /></td>
1939 <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_STATE' value='$cgiparams{'ROOTCERT_STATE'}' size='32' /></td>
1940 <td colspan='2'>&nbsp;</td></tr>
1941 <tr><td class='base'>$Lang::tr{'country'}:</td>
1942 <td class='base'><select name='ROOTCERT_COUNTRY'>
1943
1944 END
1945 ;
1946 foreach my $country (sort keys %{Countries::countries}) {
1947 print "<option value='$Countries::countries{$country}'";
1948 if ( $Countries::countries{$country} eq $cgiparams{'ROOTCERT_COUNTRY'} ) {
1949 print " selected='selected'";
1950 }
1951 print ">$country</option>";
1952 }
1953 print <<END;
1954 </select></td>
1955 <tr><td class='base'>$Lang::tr{'ovpn dh'}:</td>
1956 <td class='base'><select name='DHLENGHT'>
1957 <option value='1024' $selected{'DHLENGHT'}{'1024'}>1024 $Lang::tr{'bit'}</option>
1958 <option value='2048' $selected{'DHLENGHT'}{'2048'}>2048 $Lang::tr{'bit'}</option>
1959 <option value='3072' $selected{'DHLENGHT'}{'3072'}>3072 $Lang::tr{'bit'}</option>
1960 <option value='4096' $selected{'DHLENGHT'}{'4096'}>4096 $Lang::tr{'bit'}</option>
1961 </select>
1962 </td>
1963 </tr>
1964
1965 <tr><td>&nbsp;</td>
1966 <td><input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' /></td>
1967 <td>&nbsp;</td><td>&nbsp;</td></tr>
1968 <tr><td class='base' colspan='4' align='left'>
1969 <img src='/blob.gif' valign='top' alt='*' />&nbsp;$Lang::tr{'this field may be blank'}</td></tr>
1970 <tr><td colspan='2'><br></td></tr>
1971 <table width='100%'>
1972 <tr>
1973 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}: </font></b>$Lang::tr{'ovpn generating the root and host certificates'}
1974 <td class='base'>$Lang::tr{'dh key warn'}</td>
1975 </tr>
1976 <tr>
1977 <td class='base'>$Lang::tr{'dh key warn1'}</td>
1978 </tr>
1979 <tr><td colspan='2'><br></td></tr>
1980 <tr>
1981 </table>
1982
1983 <table width='100%'>
1984 <tr><td colspan='4'><hr></td></tr>
1985 <tr><td class='base' nowrap='nowrap'>$Lang::tr{'upload p12 file'}:</td>
1986 <td nowrap='nowrap'><input type='file' name='FH' size='32'></td>
1987 <td colspan='2'>&nbsp;</td></tr>
1988 <tr><td class='base'>$Lang::tr{'pkcs12 file password'}:&nbsp;<img src='/blob.gif' alt='*' ></td>
1989 <td class='base' nowrap='nowrap'><input type='password' name='P12_PASS' value='$cgiparams{'P12_PASS'}' size='32' /></td>
1990 <td colspan='2'>&nbsp;</td></tr>
1991 <tr><td>&nbsp;</td>
1992 <td><input type='submit' name='ACTION' value='$Lang::tr{'upload p12 file'}' /></td>
1993 <td colspan='2'>&nbsp;</td></tr>
1994 <tr><td class='base' colspan='4' align='left'>
1995 <img src='/blob.gif' valign='top' al='*' >&nbsp;$Lang::tr{'this field may be blank'}</td>
1996 </tr>
1997 </form></table>
1998 END
1999 ;
2000 &Header::closebox();
2001 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2002 &Header::closebigbox();
2003 &Header::closepage();
2004 exit(0)
2005 }
2006
2007 ROOTCERT_SUCCESS:
2008 system ("chmod 600 ${General::swroot}/ovpn/certs/serverkey.pem");
2009 # if ($vpnsettings{'ENABLED'} eq 'on' ||
2010 # $vpnsettings{'ENABLE_BLUE'} eq 'on') {
2011 # system('/usr/local/bin/ipsecctrl', 'S');
2012 # }
2013
2014 ###
2015 ### Enable/Disable connection
2016 ###
2017
2018 ###
2019 # m.a.d net2net
2020 ###
2021
2022 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
2023
2024 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2025 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2026 # my $n2nactive = '';
2027 my $n2nactive = `/bin/ps ax|grep $confighash{$cgiparams{'KEY'}}[1]|grep -v grep|awk \'{print \$1}\'`;
2028
2029 if ($confighash{$cgiparams{'KEY'}}) {
2030 if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
2031 $confighash{$cgiparams{'KEY'}}[0] = 'on';
2032 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2033
2034 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2035 system('/usr/local/bin/openvpnctrl', '-sn2n', $confighash{$cgiparams{'KEY'}}[1]);
2036 }
2037 } else {
2038
2039 $confighash{$cgiparams{'KEY'}}[0] = 'off';
2040 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2041
2042 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2043 if ($n2nactive ne ''){
2044 system('/usr/local/bin/openvpnctrl', '-kn2n', $confighash{$cgiparams{'KEY'}}[1]);
2045 }
2046
2047 } else {
2048 $errormessage = $Lang::tr{'invalid key'};
2049 }
2050 }
2051 }
2052
2053 ###
2054 ### Download OpenVPN client package
2055 ###
2056
2057
2058 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'dl client arch'}) {
2059 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2060 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2061 my $file = '';
2062 my $clientovpn = '';
2063 my @fileholder;
2064 my $tempdir = tempdir( CLEANUP => 1 );
2065 my $zippath = "$tempdir/";
2066
2067 ###
2068 # m.a.d net2net
2069 ###
2070
2071 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2072
2073 my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-Client.zip";
2074 my $zippathname = "$zippath$zipname";
2075 $clientovpn = "$confighash{$cgiparams{'KEY'}}[1].conf";
2076 my @ovsubnettemp = split(/\./,$confighash{$cgiparams{'KEY'}}[27]);
2077 my $ovsubnet = "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
2078 my $tunmtu = '';
2079 my @remsubnet = split(/\//,$confighash{$cgiparams{'KEY'}}[8]);
2080 my $n2nfragment = '';
2081
2082 open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2083 flock CLIENTCONF, 2;
2084
2085 my $zip = Archive::Zip->new();
2086 print CLIENTCONF "# IPFire n2n Open VPN Client Config by ummeegge und m.a.d\n";
2087 print CLIENTCONF "# \n";
2088 print CLIENTCONF "# User Security\n";
2089 print CLIENTCONF "user nobody\n";
2090 print CLIENTCONF "group nobody\n";
2091 print CLIENTCONF "persist-tun\n";
2092 print CLIENTCONF "persist-key\n";
2093 print CLIENTCONF "script-security 2\n";
2094 print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
2095 print CLIENTCONF "remote $vpnsettings{'VPN_IP'}\n";
2096 print CLIENTCONF "float\n";
2097 print CLIENTCONF "# IP adresses of the VPN Subnet\n";
2098 print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
2099 print CLIENTCONF "# Server Gateway Network\n";
2100 print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
2101 print CLIENTCONF "# tun Device\n";
2102 print CLIENTCONF "dev $vpnsettings{'DDEVICE'}\n";
2103 print CLIENTCONF "# Port and Protokoll\n";
2104 print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n";
2105
2106 if ($confighash{$cgiparams{'KEY'}}[28] eq 'tcp') {
2107 print CLIENTCONF "proto tcp-client\n";
2108 print CLIENTCONF "# Packet size\n";
2109 if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1400'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
2110 print CLIENTCONF "tun-mtu $tunmtu\n";
2111 }
2112
2113 if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
2114 print CLIENTCONF "proto udp\n";
2115 print CLIENTCONF "# Paketsize\n";
2116 if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1500'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
2117 print CLIENTCONF "tun-mtu $tunmtu\n";
2118 if ($confighash{$cgiparams{'KEY'}}[24] ne '') {print CLIENTCONF "fragment $confighash{$cgiparams{'KEY'}}[24]\n";}
2119 if ($confighash{$cgiparams{'KEY'}}[23] eq 'on') {print CLIENTCONF "mssfix\n";}
2120 }
2121 if (($confighash{$cgiparams{'KEY'}}[38] eq 'yes') ||
2122 ($confighash{$cgiparams{'KEY'}}[38] eq 'maybe') ||
2123 ($confighash{$cgiparams{'KEY'}}[38] eq 'no' )) {
2124 if (($confighash{$cgiparams{'KEY'}}[23] ne 'on') || ($confighash{$cgiparams{'KEY'}}[24] eq '')) {
2125 if ($tunmtu eq '1500' ) {
2126 print CLIENTCONF "mtu-disc $confighash{$cgiparams{'KEY'}}[38]\n";
2127 }
2128 }
2129 }
2130 print CLIENTCONF "ns-cert-type server\n";
2131 print CLIENTCONF "# Auth. Client\n";
2132 print CLIENTCONF "tls-client\n";
2133 print CLIENTCONF "# Cipher\n";
2134 print CLIENTCONF "cipher $confighash{$cgiparams{'KEY'}}[40]\n";
2135 if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2136 print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2137 $zip->addFile( "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12", "$confighash{$cgiparams{'KEY'}}[1].p12") or die "Can't add file $confighash{$cgiparams{'KEY'}}[1].p12\n";
2138 }
2139 if ($confighash{$cgiparams{'KEY'}}[39] eq '') {
2140 print CLIENTCONF "# HMAC algorithm\n";
2141 print CLIENTCONF "auth SHA1\n";
2142 } else {
2143 print CLIENTCONF "# HMAC algorithm\n";
2144 print CLIENTCONF "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2145 }
2146 if ($confighash{$cgiparams{'KEY'}}[30] eq 'on') {
2147 print CLIENTCONF "# Enable Compression\n";
2148 print CLIENTCONF "comp-lzo\n";
2149 }
2150 print CLIENTCONF "# Debug Level\n";
2151 print CLIENTCONF "verb 3\n";
2152 print CLIENTCONF "# Tunnel check\n";
2153 print CLIENTCONF "keepalive 10 60\n";
2154 print CLIENTCONF "# Start as daemon\n";
2155 print CLIENTCONF "daemon $confighash{$cgiparams{'KEY'}}[1]n2n\n";
2156 print CLIENTCONF "writepid /var/run/$confighash{$cgiparams{'KEY'}}[1]n2n.pid\n";
2157 print CLIENTCONF "# Activate Management Interface and Port\n";
2158 if ($confighash{$cgiparams{'KEY'}}[22] eq '') {print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[29]\n"}
2159 else {print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[22]\n"};
2160 print CLIENTCONF "# remsub $confighash{$cgiparams{'KEY'}}[11]\n";
2161
2162
2163 close(CLIENTCONF);
2164
2165 $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2166 my $status = $zip->writeToFileNamed($zippathname);
2167
2168 open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2169 @fileholder = <DLFILE>;
2170 print "Content-Type:application/x-download\n";
2171 print "Content-Disposition:attachment;filename=$zipname\n\n";
2172 print @fileholder;
2173 exit (0);
2174 }
2175 else
2176 {
2177 my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.zip";
2178 my $zippathname = "$zippath$zipname";
2179 $clientovpn = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.ovpn";
2180
2181 ###
2182 # m.a.d net2net
2183 ###
2184
2185 open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2186 flock CLIENTCONF, 2;
2187
2188 my $zip = Archive::Zip->new();
2189
2190 print CLIENTCONF "#OpenVPN Client conf\r\n";
2191 print CLIENTCONF "tls-client\r\n";
2192 print CLIENTCONF "client\r\n";
2193 print CLIENTCONF "nobind\r\n";
2194 print CLIENTCONF "dev $vpnsettings{'DDEVICE'}\r\n";
2195 print CLIENTCONF "proto $vpnsettings{'DPROTOCOL'}\r\n";
2196
2197 # Check if we are using fragment, mssfix or mtu-disc and set MTU to 1500
2198 # or use configured value.
2199 if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{DPROTOCOL} ne 'tcp' )
2200 { print CLIENTCONF "$vpnsettings{'DDEVICE'}-mtu 1500\r\n"; }
2201 elsif ($vpnsettings{MSSFIX} eq 'on')
2202 { print CLIENTCONF "$vpnsettings{'DDEVICE'}-mtu 1500\r\n"; }
2203 elsif (($vpnsettings{'PMTU_DISCOVERY'} eq 'yes') ||
2204 ($vpnsettings{'PMTU_DISCOVERY'} eq 'maybe') ||
2205 ($vpnsettings{'PMTU_DISCOVERY'} eq 'no' ))
2206 { print CLIENTCONF "$vpnsettings{'DDEVICE'}-mtu 1500\r\n"; }
2207 else
2208 { print CLIENTCONF "$vpnsettings{'DDEVICE'}-mtu $vpnsettings{'DMTU'}\r\n"; }
2209
2210 if ( $vpnsettings{'ENABLED'} eq 'on'){
2211 print CLIENTCONF "remote $vpnsettings{'VPN_IP'} $vpnsettings{'DDEST_PORT'}\r\n";
2212 if ( $vpnsettings{'ENABLED_BLUE'} eq 'on' && (&haveBlueNet())){
2213 print CLIENTCONF "#Coment the above line and uncoment the next line, if you want to connect on the Blue interface\r\n";
2214 print CLIENTCONF ";remote $netsettings{'BLUE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2215 }
2216 if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2217 print CLIENTCONF "#Coment the above line and uncoment the next line, if you want to connect on the Orange interface\r\n";
2218 print CLIENTCONF ";remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2219 }
2220 } elsif ( $vpnsettings{'ENABLED_BLUE'} eq 'on' && (&haveBlueNet())){
2221 print CLIENTCONF "remote $netsettings{'BLUE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2222 if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2223 print CLIENTCONF "#Coment the above line and uncoment the next line, if you want to connect on the Orange interface\r\n";
2224 print CLIENTCONF ";remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2225 }
2226 } elsif ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2227 print CLIENTCONF "remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2228 }
2229
2230 if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2231 print CLIENTCONF "pkcs12 $confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2232 $zip->addFile( "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12", "$confighash{$cgiparams{'KEY'}}[1].p12") or die "Can't add file $confighash{$cgiparams{'KEY'}}[1].p12\n";
2233 } else {
2234 print CLIENTCONF "ca cacert.pem\r\n";
2235 print CLIENTCONF "cert $confighash{$cgiparams{'KEY'}}[1]cert.pem\r\n";
2236 print CLIENTCONF "key $confighash{$cgiparams{'KEY'}}[1].key\r\n";
2237 $zip->addFile( "${General::swroot}/ovpn/ca/cacert.pem", "cacert.pem") or die "Can't add file cacert.pem\n";
2238 $zip->addFile( "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem", "$confighash{$cgiparams{'KEY'}}[1]cert.pem") or die "Can't add file $confighash{$cgiparams{'KEY'}}[1]cert.pem\n";
2239 }
2240 print CLIENTCONF "cipher $vpnsettings{DCIPHER}\r\n";
2241 if ($vpnsettings{'DAUTH'} eq '') {
2242 print CLIENTCONF "";
2243 } else {
2244 print CLIENTCONF "auth $vpnsettings{'DAUTH'}\r\n";
2245 }
2246 if ($vpnsettings{'TLSAUTH'} eq 'on') {
2247 print CLIENTCONF "tls-auth ta.key\r\n";
2248 $zip->addFile( "${General::swroot}/ovpn/certs/ta.key", "ta.key") or die "Can't add file ta.key\n";
2249 }
2250 if ($vpnsettings{DCOMPLZO} eq 'on') {
2251 print CLIENTCONF "comp-lzo\r\n";
2252 }
2253 print CLIENTCONF "verb 3\r\n";
2254 print CLIENTCONF "ns-cert-type server\r\n";
2255 print CLIENTCONF "tls-remote $vpnsettings{ROOTCERT_HOSTNAME}\r\n";
2256 if ($vpnsettings{MSSFIX} eq 'on') {
2257 print CLIENTCONF "mssfix\r\n";
2258 }
2259 if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{DPROTOCOL} ne 'tcp' ) {
2260 print CLIENTCONF "fragment $vpnsettings{'FRAGMENT'}\r\n";
2261 }
2262
2263 # Check if a valid operating mode has been choosen and use it.
2264 if (($vpnsettings{'PMTU_DISCOVERY'} eq 'yes') ||
2265 ($vpnsettings{'PMTU_DISCOVERY'} eq 'maybe') ||
2266 ($vpnsettings{'PMTU_DISCOVERY'} eq 'no' )) {
2267 if(($vpnsettings{MSSFIX} ne 'on') || ($vpnsettings{FRAGMENT} eq '')) {
2268 print CLIENTCONF "mtu-disc $vpnsettings{'PMTU_DISCOVERY'}\r\n";
2269 }
2270 }
2271 # Print client.conf.local if entries exist to client.ovpn
2272 if (!-z $local_clientconf && $vpnsettings{'ADDITIONAL_CONFIGS'} eq 'on') {
2273 open (LCC, "$local_clientconf");
2274 print CLIENTCONF "\n#---------------------------\n";
2275 print CLIENTCONF "# Start of custom directives\n";
2276 print CLIENTCONF "# from client.conf.local\n";
2277 print CLIENTCONF "#---------------------------\n\n";
2278 while (<LCC>) {
2279 print CLIENTCONF $_;
2280 }
2281 print CLIENTCONF "\n#---------------------------\n";
2282 print CLIENTCONF "# End of custom directives\n";
2283 print CLIENTCONF "#---------------------------\n\n";
2284 close (LCC);
2285 }
2286 close(CLIENTCONF);
2287
2288 $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2289 my $status = $zip->writeToFileNamed($zippathname);
2290
2291 open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2292 @fileholder = <DLFILE>;
2293 print "Content-Type:application/x-download\n";
2294 print "Content-Disposition:attachment;filename=$zipname\n\n";
2295 print @fileholder;
2296 exit (0);
2297 }
2298
2299
2300
2301 ###
2302 ### Remove connection
2303 ###
2304
2305
2306 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove'}) {
2307 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2308 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2309
2310 if ($confighash{$cgiparams{'KEY'}}) {
2311 # if ($vpnsettings{'ENABLED'} eq 'on' ||
2312 # $vpnsettings{'ENABLED_BLUE'} eq 'on') {
2313 # system('/usr/local/bin/ipsecctrl', 'D', $cgiparams{'KEY'});
2314 # }
2315 #
2316 my $temp = `/usr/bin/openssl ca -revoke ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem -config ${General::swroot}/ovpn/openssl/ovpn.cnf`;
2317
2318 ###
2319 # m.a.d net2net
2320 ###
2321
2322 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
2323 my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
2324 my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2325 unlink ($certfile);
2326 unlink ($conffile);
2327
2328 if (-e "${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") {
2329 rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
2330 }
2331 }
2332
2333 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2334 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2335
2336 # A.Marx CCD delete ccd files and routes
2337
2338
2339 if (-f "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]")
2340 {
2341 unlink "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]";
2342 }
2343
2344 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2345 foreach my $key (keys %ccdroutehash) {
2346 if ($ccdroutehash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2347 delete $ccdroutehash{$key};
2348 }
2349 }
2350 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2351
2352 &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2353 foreach my $key (keys %ccdroute2hash) {
2354 if ($ccdroute2hash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2355 delete $ccdroute2hash{$key};
2356 }
2357 }
2358 &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2359 &writeserverconf;
2360
2361
2362 # CCD end
2363
2364
2365 delete $confighash{$cgiparams{'KEY'}};
2366 my $temp2 = `/usr/bin/openssl ca -gencrl -out ${General::swroot}/ovpn/crls/cacrl.pem -config ${General::swroot}/ovpn/openssl/ovpn.cnf`;
2367 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2368
2369 #&writeserverconf();
2370 } else {
2371 $errormessage = $Lang::tr{'invalid key'};
2372 }
2373 &General::firewall_reload();
2374
2375 ###
2376 ### Download PKCS12 file
2377 ###
2378 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download pkcs12 file'}) {
2379 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2380
2381 print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . ".p12\r\n";
2382 print "Content-Type: application/octet-stream\r\n\r\n";
2383 print `/bin/cat ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12`;
2384 exit (0);
2385
2386 ###
2387 ### Display certificate
2388 ###
2389 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show certificate'}) {
2390 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2391
2392 if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
2393 &Header::showhttpheaders();
2394 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2395 &Header::openbigbox('100%', 'LEFT', '', '');
2396 &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate'}:");
2397 my $output = `/usr/bin/openssl x509 -text -in ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem`;
2398 $output = &Header::cleanhtml($output,"y");
2399 print "<pre>$output</pre>\n";
2400 &Header::closebox();
2401 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2402 &Header::closebigbox();
2403 &Header::closepage();
2404 exit(0);
2405 }
2406
2407 ###
2408 ### Display Diffie-Hellman key
2409 ###
2410 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show dh'}) {
2411
2412 if (! -e "${General::swroot}/ovpn/ca/dh1024.pem") {
2413 $errormessage = $Lang::tr{'not present'};
2414 } else {
2415 &Header::showhttpheaders();
2416 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2417 &Header::openbigbox('100%', 'LEFT', '', '');
2418 &Header::openbox('100%', 'LEFT', "$Lang::tr{'dh'}:");
2419 my $output = `/usr/bin/openssl dhparam -text -in ${General::swroot}/ovpn/ca/dh1024.pem`;
2420 $output = &Header::cleanhtml($output,"y");
2421 print "<pre>$output</pre>\n";
2422 &Header::closebox();
2423 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2424 &Header::closebigbox();
2425 &Header::closepage();
2426 exit(0);
2427 }
2428
2429 ###
2430 ### Display tls-auth key
2431 ###
2432 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show tls-auth key'}) {
2433
2434 if (! -e "${General::swroot}/ovpn/certs/ta.key") {
2435 $errormessage = $Lang::tr{'not present'};
2436 } else {
2437 &Header::showhttpheaders();
2438 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2439 &Header::openbigbox('100%', 'LEFT', '', '');
2440 &Header::openbox('100%', 'LEFT', "$Lang::tr{'ta key'}:");
2441 my $output = `/bin/cat ${General::swroot}/ovpn/certs/ta.key`;
2442 $output = &Header::cleanhtml($output,"y");
2443 print "<pre>$output</pre>\n";
2444 &Header::closebox();
2445 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2446 &Header::closebigbox();
2447 &Header::closepage();
2448 exit(0);
2449 }
2450
2451 ###
2452 ### Display Certificate Revoke List
2453 ###
2454 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show crl'}) {
2455 # &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2456
2457 if (! -e "${General::swroot}/ovpn/crls/cacrl.pem") {
2458 $errormessage = $Lang::tr{'not present'};
2459 } else {
2460 &Header::showhttpheaders();
2461 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2462 &Header::openbigbox('100%', 'LEFT', '', '');
2463 &Header::openbox('100%', 'LEFT', "$Lang::tr{'crl'}:");
2464 my $output = `/usr/bin/openssl crl -text -noout -in ${General::swroot}/ovpn/crls/cacrl.pem`;
2465 $output = &Header::cleanhtml($output,"y");
2466 print "<pre>$output</pre>\n";
2467 &Header::closebox();
2468 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2469 &Header::closebigbox();
2470 &Header::closepage();
2471 exit(0);
2472 }
2473
2474 ###
2475 ### Advanced Server Settings
2476 ###
2477
2478 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'advanced server'}) {
2479 %cgiparams = ();
2480 %cahash = ();
2481 %confighash = ();
2482 my $disabled;
2483 &General::readhash("${General::swroot}/ovpn/settings", \%cgiparams);
2484 read_routepushfile;
2485
2486
2487 # if ($cgiparams{'CLIENT2CLIENT'} eq '') {
2488 # $cgiparams{'CLIENT2CLIENT'} = 'on';
2489 # }
2490 ADV_ERROR:
2491 if ($cgiparams{'MAX_CLIENTS'} eq '') {
2492 $cgiparams{'MAX_CLIENTS'} = '100';
2493 }
2494 if ($cgiparams{'KEEPALIVE_1'} eq '') {
2495 $cgiparams{'KEEPALIVE_1'} = '10';
2496 }
2497 if ($cgiparams{'KEEPALIVE_2'} eq '') {
2498 $cgiparams{'KEEPALIVE_2'} = '60';
2499 }
2500 if ($cgiparams{'LOG_VERB'} eq '') {
2501 $cgiparams{'LOG_VERB'} = '3';
2502 }
2503 if ($cgiparams{'PMTU_DISCOVERY'} eq '') {
2504 $cgiparams{'PMTU_DISCOVERY'} = 'off';
2505 }
2506 if ($cgiparams{'DAUTH'} eq '') {
2507 $cgiparams{'DAUTH'} = 'SHA1';
2508 }
2509 if ($cgiparams{'TLSAUTH'} eq '') {
2510 $cgiparams{'TLSAUTH'} = 'off';
2511 }
2512 $checked{'CLIENT2CLIENT'}{'off'} = '';
2513 $checked{'CLIENT2CLIENT'}{'on'} = '';
2514 $checked{'CLIENT2CLIENT'}{$cgiparams{'CLIENT2CLIENT'}} = 'CHECKED';
2515 $checked{'REDIRECT_GW_DEF1'}{'off'} = '';
2516 $checked{'REDIRECT_GW_DEF1'}{'on'} = '';
2517 $checked{'REDIRECT_GW_DEF1'}{$cgiparams{'REDIRECT_GW_DEF1'}} = 'CHECKED';
2518 $checked{'ADDITIONAL_CONFIGS'}{'off'} = '';
2519 $checked{'ADDITIONAL_CONFIGS'}{'on'} = '';
2520 $checked{'ADDITIONAL_CONFIGS'}{$cgiparams{'ADDITIONAL_CONFIGS'}} = 'CHECKED';
2521 $checked{'MSSFIX'}{'off'} = '';
2522 $checked{'MSSFIX'}{'on'} = '';
2523 $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
2524 $checked{'PMTU_DISCOVERY'}{$cgiparams{'PMTU_DISCOVERY'}} = 'checked=\'checked\'';
2525 $selected{'LOG_VERB'}{'0'} = '';
2526 $selected{'LOG_VERB'}{'1'} = '';
2527 $selected{'LOG_VERB'}{'2'} = '';
2528 $selected{'LOG_VERB'}{'3'} = '';
2529 $selected{'LOG_VERB'}{'4'} = '';
2530 $selected{'LOG_VERB'}{'5'} = '';
2531 $selected{'LOG_VERB'}{'6'} = '';
2532 $selected{'LOG_VERB'}{'7'} = '';
2533 $selected{'LOG_VERB'}{'8'} = '';
2534 $selected{'LOG_VERB'}{'9'} = '';
2535 $selected{'LOG_VERB'}{'10'} = '';
2536 $selected{'LOG_VERB'}{'11'} = '';
2537 $selected{'LOG_VERB'}{$cgiparams{'LOG_VERB'}} = 'SELECTED';
2538 $selected{'DAUTH'}{'whirlpool'} = '';
2539 $selected{'DAUTH'}{'SHA512'} = '';
2540 $selected{'DAUTH'}{'SHA384'} = '';
2541 $selected{'DAUTH'}{'SHA256'} = '';
2542 $selected{'DAUTH'}{'SHA1'} = '';
2543 $selected{'DAUTH'}{$cgiparams{'DAUTH'}} = 'SELECTED';
2544 $checked{'TLSAUTH'}{'off'} = '';
2545 $checked{'TLSAUTH'}{'on'} = '';
2546 $checked{'TLSAUTH'}{$cgiparams{'TLSAUTH'}} = 'CHECKED';
2547
2548 &Header::showhttpheaders();
2549 &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
2550 &Header::openbigbox('100%', 'LEFT', '', $errormessage);
2551 if ($errormessage) {
2552 &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
2553 print "<class name='base'>$errormessage\n";
2554 print "&nbsp;</class>\n";
2555 &Header::closebox();
2556 }
2557 &Header::openbox('100%', 'LEFT', $Lang::tr{'advanced server'});
2558 print <<END;
2559 <form method='post' enctype='multipart/form-data'>
2560 <table width='100%' border=0>
2561 <tr>
2562 <td colspan='4'><b>$Lang::tr{'dhcp-options'}</b></td>
2563 </tr>
2564 <tr>
2565 <td width='25%'></td> <td width='20%'> </td><td width='25%'> </td><td width='30%'></td>
2566 </tr>
2567 <tr>
2568 <td class='base'>Domain</td>
2569 <td><input type='TEXT' name='DHCP_DOMAIN' value='$cgiparams{'DHCP_DOMAIN'}' size='30' /></td>
2570 </tr>
2571 <tr>
2572 <td class='base'>DNS</td>
2573 <td><input type='TEXT' name='DHCP_DNS' value='$cgiparams{'DHCP_DNS'}' size='30' /></td>
2574 </tr>
2575 <tr>
2576 <td class='base'>WINS</td>
2577 <td><input type='TEXT' name='DHCP_WINS' value='$cgiparams{'DHCP_WINS'}' size='30' /></td>
2578 </tr>
2579 <tr>
2580 <td colspan='4'><b>$Lang::tr{'ovpn routes push options'}</b></td>
2581 </tr>
2582 <tr>
2583 <td class='base'>$Lang::tr{'ovpn routes push'}</td>
2584 <td colspan='2'>
2585 <textarea name='ROUTES_PUSH' cols='26' rows='6' wrap='off'>
2586 END
2587 ;
2588
2589 if ($cgiparams{'ROUTES_PUSH'} ne '')
2590 {
2591 print $cgiparams{'ROUTES_PUSH'};
2592 }
2593
2594 print <<END;
2595 </textarea></td>
2596 </tr>
2597 </tr>
2598 </table>
2599 <hr size='1'>
2600 <table width='100%'>
2601 <tr>
2602 <td class'base'><b>$Lang::tr{'misc-options'}</b></td>
2603 </tr>
2604
2605 <tr>
2606 <td width='20%'></td> <td width='15%'> </td><td width='15%'> </td><td width='15%'></td><td width='35%'></td>
2607 </tr>
2608
2609 <tr>
2610 <td class='base'>Client-To-Client</td>
2611 <td><input type='checkbox' name='CLIENT2CLIENT' $checked{'CLIENT2CLIENT'}{'on'} /></td>
2612 </tr>
2613
2614 <tr>
2615 <td class='base'>Redirect-Gateway def1</td>
2616 <td><input type='checkbox' name='REDIRECT_GW_DEF1' $checked{'REDIRECT_GW_DEF1'}{'on'} /></td>
2617 </tr>
2618
2619 <tr>
2620 <td class='base'>$Lang::tr{'ovpn add conf'}</td>
2621 <td><input type='checkbox' name='ADDITIONAL_CONFIGS' $checked{'ADDITIONAL_CONFIGS'}{'on'} /></td>
2622 <td>$Lang::tr{'openvpn default'}: off</td>
2623 </tr>
2624
2625 <tr>
2626 <td class='base'>mssfix</td>
2627 <td><input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} /></td>
2628 <td>$Lang::tr{'openvpn default'}: off</td>
2629 </tr>
2630
2631 <tr>
2632 <td class='base'>fragment <br></td>
2633 <td><input type='TEXT' name='FRAGMENT' value='$cgiparams{'FRAGMENT'}' size='10' /></td>
2634 </tr>
2635
2636
2637 <tr>
2638 <td class='base'>Max-Clients</td>
2639 <td><input type='text' name='MAX_CLIENTS' value='$cgiparams{'MAX_CLIENTS'}' size='10' /></td>
2640 </tr>
2641 <tr>
2642 <td class='base'>Keepalive <br />
2643 (ping/ping-restart)</td>
2644 <td><input type='TEXT' name='KEEPALIVE_1' value='$cgiparams{'KEEPALIVE_1'}' size='10' /></td>
2645 <td><input type='TEXT' name='KEEPALIVE_2' value='$cgiparams{'KEEPALIVE_2'}' size='10' /></td>
2646 </tr>
2647
2648 <tr>
2649 <td class='base'>$Lang::tr{'ovpn mtu-disc'}</td>
2650 <td><input type='radio' name='PMTU_DISCOVERY' value='yes' $checked{'PMTU_DISCOVERY'}{'yes'} /> $Lang::tr{'ovpn mtu-disc yes'}</td>
2651 <td><input type='radio' name='PMTU_DISCOVERY' value='maybe' $checked{'PMTU_DISCOVERY'}{'maybe'} /> $Lang::tr{'ovpn mtu-disc maybe'}</td>
2652 <td><input type='radio' name='PMTU_DISCOVERY' value='no' $checked{'PMTU_DISCOVERY'}{'no'} /> $Lang::tr{'ovpn mtu-disc no'}</td>
2653 <td><input type='radio' name='PMTU_DISCOVERY' value='off' $checked{'PMTU_DISCOVERY'}{'off'} /> $Lang::tr{'ovpn mtu-disc off'}</td>
2654 </tr>
2655 </table>
2656
2657 <hr size='1'>
2658 <table width='100%'>
2659 <tr>
2660 <td class'base'><b