html/cgi-bin/ovpnmain.cgi

   1 #!/usr/bin/perl
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007-2023  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 use CGI;
  23 use CGI qw/:standard/;
  24 use Imager::QRCode;
  25 use MIME::Base32;
  26 use MIME::Base64;
  27 use URI::Encode qw(uri_encode uri_decode);;
  28 use Net::DNS;
  29 use Net::Ping;
  30 use Net::Telnet;
  31 use File::Copy;
  32 use File::Temp qw/ tempfile tempdir /;
  33 use strict;
  34 use Archive::Zip qw(:ERROR_CODES :CONSTANTS);
  35 use Sort::Naturally;
  36 use Date::Parse;
  37 require '/var/ipfire/general-functions.pl';
  38 require "${General::swroot}/lang.pl";
  39 require "${General::swroot}/header.pl";
  40 require "${General::swroot}/countries.pl";
  41 require "${General::swroot}/location-functions.pl";
  42
  43 # enable only the following on debugging purpose
  44 #use warnings;
  45 #use CGI::Carp 'fatalsToBrowser';
  46
  47 #workaround to suppress a warning when a variable is used only once
  48 my @dummy = ( ${Header::colourgreen}, ${Header::colourblue} );
  49 undef (@dummy);
  50
  51 my %color = ();
  52 my %mainsettings = ();
  53 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
  54 &General::readhash("/srv/web/ipfire/html/themes/ipfire/include/colors.txt", \%color);
  55
  56 ###
  57 ### Initialize variables
  58 ###
  59 my %ccdconfhash=();
  60 my %ccdroutehash=();
  61 my %ccdroute2hash=();
  62 my %netsettings=();
  63 my %cgiparams=();
  64 my %vpnsettings=();
  65 my %checked=();
  66 my %confighash=();
  67 my %cahash=();
  68 my %selected=();
  69 my $warnmessage = '';
  70 my $errormessage = '';
  71 my $cryptoerror = '';
  72 my $cryptowarning = '';
  73 my %settings=();
  74 my $routes_push_file = '';
  75 my $confighost="${General::swroot}/fwhosts/customhosts";
  76 my $configgrp="${General::swroot}/fwhosts/customgroups";
  77 my $customnet="${General::swroot}/fwhosts/customnetworks";
  78 my $name;
  79 my $col="";
  80 my $local_serverconf = "${General::swroot}/ovpn/scripts/server.conf.local";
  81 my $local_clientconf = "${General::swroot}/ovpn/scripts/client.conf.local";
  82 my $dhparameter = "/etc/ssl/ffdhe4096.pem";
  83
  84 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
  85 $cgiparams{'ENABLED'} = 'off';
  86 $cgiparams{'ENABLED_BLUE'} = 'off';
  87 $cgiparams{'ENABLED_ORANGE'} = 'off';
  88 $cgiparams{'EDIT_ADVANCED'} = 'off';
  89 $cgiparams{'NAT'} = 'off';
  90 $cgiparams{'COMPRESSION'} = 'off';
  91 $cgiparams{'ONLY_PROPOSED'} = 'off';
  92 $cgiparams{'ACTION'} = '';
  93 $cgiparams{'CA_NAME'} = '';
  94 $cgiparams{'DHCP_DOMAIN'} = '';
  95 $cgiparams{'DHCP_DNS'} = '';
  96 $cgiparams{'DHCP_WINS'} = '';
  97 $cgiparams{'ROUTES_PUSH'} = '';
  98 $cgiparams{'DCOMPLZO'} = 'off';
  99 $cgiparams{'MSSFIX'} = '';
 100 $cgiparams{'number'} = '';
 101 $cgiparams{'DCIPHER'} = '';
 102 $cgiparams{'DAUTH'} = '';
 103 $cgiparams{'TLSAUTH'} = '';
 104 $routes_push_file = "${General::swroot}/ovpn/routes_push";
 105 # Perform crypto and configration test
 106 &pkiconfigcheck;
 107
 108 # Add CCD files if not already presant
 109 unless (-e $routes_push_file) {
 110         open(RPF, ">$routes_push_file");
 111         close(RPF);
 112 }
 113 unless (-e "${General::swroot}/ovpn/ccd.conf") {
 114         open(CCDC, ">${General::swroot}/ovpn/ccd.conf");
 115         close (CCDC);
 116 }
 117 unless (-e "${General::swroot}/ovpn/ccdroute") {
 118         open(CCDR, ">${General::swroot}/ovpn/ccdroute");
 119         close (CCDR);
 120 }
 121 unless (-e "${General::swroot}/ovpn/ccdroute2") {
 122         open(CCDRT, ">${General::swroot}/ovpn/ccdroute2");
 123         close (CCDRT);
 124 }
 125 # Add additional configs if not already presant
 126 unless (-e "$local_serverconf") {
 127         open(LSC, ">$local_serverconf");
 128        close (LSC);
 129 }
 130 unless (-e "$local_clientconf") {
 131        open(LCC, ">$local_clientconf");
 132        close (LCC);
 133 }
 134
 135 &Header::getcgihash(\%cgiparams, {'wantfile' => 1, 'filevar' => 'FH'});
 136
 137 # prepare openvpn config file
 138 ###
 139 ### Useful functions
 140 ###
 141 sub iscertlegacy
 142 {
 143         my $file=$_[0];
 144         my @certinfo = &General::system_output("/usr/bin/openssl", "pkcs12", "-info", "-nodes",
 145         "-in", "$file.p12", "-noout", "-passin", "pass:''");
 146         if (index ($certinfo[0], "MAC: sha1") != -1) {
 147                 return 1;
 148         }
 149         return 0;
 150 }
 151
 152 sub haveOrangeNet
 153 {
 154         if ($netsettings{'CONFIG_TYPE'} == 2) {return 1;}
 155         if ($netsettings{'CONFIG_TYPE'} == 4) {return 1;}
 156         return 0;
 157 }
 158
 159 sub haveBlueNet
 160 {
 161         if ($netsettings{'CONFIG_TYPE'} == 3) {return 1;}
 162         if ($netsettings{'CONFIG_TYPE'} == 4) {return 1;}
 163         return 0;
 164 }
 165
 166 sub sizeformat{
 167     my $bytesize = shift;
 168     my $i = 0;
 169
 170     while(abs($bytesize) >= 1024){
 171         $bytesize=$bytesize/1024;
 172         $i++;
 173         last if($i==6);
 174     }
 175
 176     my @units = ("Bytes","KB","MB","GB","TB","PB","EB");
 177     my $newsize=(int($bytesize*100 +0.5))/100;
 178     return("$newsize $units[$i]");
 179 }
 180
 181 sub cleanssldatabase
 182 {
 183     if (open(FILE, ">${General::swroot}/ovpn/certs/serial")) {
 184         print FILE "01";
 185         close FILE;
 186     }
 187     if (open(FILE, ">${General::swroot}/ovpn/certs/index.txt")) {
 188         print FILE "";
 189         close FILE;
 190     }
 191     if (open(FILE, ">${General::swroot}/ovpn/certs/index.txt.attr")) {
 192       print FILE "";
 193       close FILE;
 194     }
 195     unlink ("${General::swroot}/ovpn/certs/index.txt.old");
 196     unlink ("${General::swroot}/ovpn/certs/index.txt.attr.old");
 197     unlink ("${General::swroot}/ovpn/certs/serial.old");
 198     unlink ("${General::swroot}/ovpn/certs/01.pem");
 199 }
 200
 201 sub newcleanssldatabase
 202 {
 203     if (! -s "${General::swroot}/ovpn/certs/serial" )  {
 204         open(FILE, ">${General::swroot}(ovpn/certs/serial");
 205         print FILE "01";
 206         close FILE;
 207     }
 208     if (! -s ">${General::swroot}/ovpn/certs/index.txt") {
 209         &General::system("touch", "${General::swroot}/ovpn/certs/index.txt");
 210     }
 211     if (! -s ">${General::swroot}/ovpn/certs/index.txt.attr") {
 212         &General::system("touch", "${General::swroot}/ovpn/certs/index.txt.attr");
 213     }
 214     unlink ("${General::swroot}/ovpn/certs/index.txt.old");
 215     unlink ("${General::swroot}/ovpn/certs/index.txt.attr.old");
 216     unlink ("${General::swroot}/ovpn/certs/serial.old");
 217 }
 218
 219 sub deletebackupcert
 220 {
 221         if (open(FILE, "${General::swroot}/ovpn/certs/serial.old")) {
 222                 my $hexvalue = <FILE>;
 223                 chomp $hexvalue;
 224                 close FILE;
 225                 unlink ("${General::swroot}/ovpn/certs/$hexvalue.pem");
 226         }
 227 }
 228
 229 ###
 230 ### Check for PKI and configure problems
 231 ###
 232
 233 sub pkiconfigcheck
 234 {
 235         # Warning if md5 is in usage
 236         if (-f "${General::swroot}/ovpn/certs/servercert.pem") {
 237                 my @signature = &General::system_output("/usr/bin/openssl", "x509", "-noout", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
 238                 if (grep(/md5WithRSAEncryption/, @signature) ) {
 239                         $cryptoerror = "$Lang::tr{'ovpn error md5'}";
 240                         goto CRYPTO_ERROR;
 241                 }
 242         }
 243
 244         CRYPTO_ERROR:
 245
 246         # Warning if certificate is not compliant to RFC3280 TLS rules
 247         if (-f "${General::swroot}/ovpn/certs/servercert.pem") {
 248                 my @extendkeyusage = &General::system_output("/usr/bin/openssl", "x509", "-noout", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
 249                 if ( ! grep(/TLS Web Server Authentication/, @extendkeyusage)) {
 250                         $cryptowarning = "$Lang::tr{'ovpn warning rfc3280'}";
 251                         goto CRYPTO_WARNING;
 252                 }
 253         }
 254
 255         CRYPTO_WARNING:
 256 }
 257
 258 sub writeserverconf {
 259     my %sovpnsettings = ();
 260     my @temp = ();
 261     &General::readhash("${General::swroot}/ovpn/settings", \%sovpnsettings);
 262     &read_routepushfile;
 263
 264     open(CONF,    ">${General::swroot}/ovpn/server.conf") or die "Unable to open ${General::swroot}/ovpn/server.conf: $!";
 265     flock CONF, 2;
 266     print CONF "#OpenVPN Server conf\n";
 267     print CONF "\n";
 268     print CONF "daemon openvpnserver\n";
 269     print CONF "writepid /var/run/openvpn.pid\n";
 270     print CONF "#DAN prepare OpenVPN for listening on blue and orange\n";
 271     print CONF ";local $sovpnsettings{'VPN_IP'}\n";
 272     print CONF "dev tun\n";
 273     print CONF "proto $sovpnsettings{'DPROTOCOL'}\n";
 274     print CONF "port $sovpnsettings{'DDEST_PORT'}\n";
 275     print CONF "script-security 3\n";
 276     print CONF "ifconfig-pool-persist /var/ipfire/ovpn/ovpn-leases.db 3600\n";
 277     print CONF "client-config-dir /var/ipfire/ovpn/ccd\n";
 278     print CONF "tls-server\n";
 279     print CONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
 280     print CONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
 281     print CONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
 282     print CONF "dh $dhparameter\n";
 283     my @tempovpnsubnet = split("\/",$sovpnsettings{'DOVPN_SUBNET'});
 284     print CONF "server $tempovpnsubnet[0] $tempovpnsubnet[1]\n";
 285     #print CONF "push \"route $netsettings{'GREEN_NETADDRESS'} $netsettings{'GREEN_NETMASK'}\"\n";
 286
 287     print CONF "tun-mtu $sovpnsettings{'DMTU'}\n";
 288
 289     if ($vpnsettings{'ROUTES_PUSH'} ne '') {
 290                 @temp = split(/\n/,$vpnsettings{'ROUTES_PUSH'});
 291                 foreach (@temp)
 292                 {
 293                         @tempovpnsubnet = split("\/",&General::ipcidr2msk($_));
 294                         print CONF "push \"route " . $tempovpnsubnet[0]. " " .  $tempovpnsubnet[1] . "\"\n";
 295                 }
 296         }
 297 # a.marx ccd
 298         my %ccdconfhash=();
 299         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 300         foreach my $key (keys %ccdconfhash) {
 301                 my $a=$ccdconfhash{$key}[1];
 302                 my ($b,$c) = split (/\//, $a);
 303                 print CONF "route $b ".&General::cidrtosub($c)."\n";
 304         }
 305         my %ccdroutehash=();
 306         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 307         foreach my $key (keys %ccdroutehash) {
 308                 foreach my $i ( 1 .. $#{$ccdroutehash{$key}}){
 309                         my ($a,$b)=split (/\//,$ccdroutehash{$key}[$i]);
 310                         print CONF "route $a $b\n";
 311                 }
 312         }
 313 # ccd end
 314
 315         if ($sovpnsettings{CLIENT2CLIENT} eq 'on') {
 316         print CONF "client-to-client\n";
 317     }
 318     if ($sovpnsettings{MSSFIX} eq 'on') {
 319                 print CONF "mssfix\n";
 320     } else {
 321                 print CONF "mssfix 0\n";
 322     }
 323     if ($sovpnsettings{FRAGMENT} ne '' && $sovpnsettings{'DPROTOCOL'} ne 'tcp') {
 324                 print CONF "fragment $sovpnsettings{'FRAGMENT'}\n";
 325     }
 326
 327     if ($sovpnsettings{KEEPALIVE_1} > 0 && $sovpnsettings{KEEPALIVE_2} > 0) {
 328         print CONF "keepalive $sovpnsettings{'KEEPALIVE_1'} $sovpnsettings{'KEEPALIVE_2'}\n";
 329     }
 330     print CONF "status-version 1\n";
 331     print CONF "status /var/run/ovpnserver.log 30\n";
 332     print CONF "ncp-disable\n";
 333     print CONF "cipher $sovpnsettings{DCIPHER}\n";
 334         print CONF "auth $sovpnsettings{'DAUTH'}\n";
 335     # Set TLSv2 as minimum
 336     print CONF "tls-version-min 1.2\n";
 337
 338     if ($sovpnsettings{'TLSAUTH'} eq 'on') {
 339         print CONF "tls-auth ${General::swroot}/ovpn/certs/ta.key\n";
 340     }
 341     if ($sovpnsettings{DCOMPLZO} eq 'on') {
 342         print CONF "comp-lzo\n";
 343     }
 344     if ($sovpnsettings{REDIRECT_GW_DEF1} eq 'on') {
 345         print CONF "push \"redirect-gateway def1\"\n";
 346     }
 347     if ($sovpnsettings{DHCP_DOMAIN} ne '') {
 348         print CONF "push \"dhcp-option DOMAIN $sovpnsettings{DHCP_DOMAIN}\"\n";
 349     }
 350
 351     if ($sovpnsettings{DHCP_DNS} ne '') {
 352         print CONF "push \"dhcp-option DNS $sovpnsettings{DHCP_DNS}\"\n";
 353     }
 354
 355     if ($sovpnsettings{DHCP_WINS} ne '') {
 356         print CONF "push \"dhcp-option WINS $sovpnsettings{DHCP_WINS}\"\n";
 357     }
 358
 359     if ($sovpnsettings{MAX_CLIENTS} eq '') {
 360         print CONF "max-clients 100\n";
 361     }
 362     if ($sovpnsettings{MAX_CLIENTS} ne '') {
 363         print CONF "max-clients $sovpnsettings{MAX_CLIENTS}\n";
 364     }
 365     print CONF "tls-verify /usr/lib/openvpn/verify\n";
 366     print CONF "crl-verify /var/ipfire/ovpn/crls/cacrl.pem\n";
 367     print CONF "auth-user-pass-optional\n";
 368     print CONF "reneg-sec 86400\n";
 369     print CONF "user nobody\n";
 370     print CONF "group nobody\n";
 371     print CONF "persist-key\n";
 372     print CONF "persist-tun\n";
 373         if ($sovpnsettings{LOG_VERB} ne '') {
 374                 print CONF "verb $sovpnsettings{LOG_VERB}\n";
 375         } else {
 376                 print CONF "verb 3\n";
 377         }
 378
 379     print CONF "# Log clients connecting/disconnecting\n";
 380     print CONF "client-connect \"/usr/sbin/openvpn-metrics client-connect\"\n";
 381     print CONF "client-disconnect \"/usr/sbin/openvpn-metrics client-disconnect\"\n";
 382     print CONF "\n";
 383
 384     print CONF "# Enable Management Socket\n";
 385     print CONF "management /var/run/openvpn.sock unix\n";
 386     print CONF "management-client-auth\n";
 387
 388     # Print server.conf.local if entries exist to server.conf
 389     if ( !-z $local_serverconf  && $sovpnsettings{'ADDITIONAL_CONFIGS'} eq 'on') {
 390        open (LSC, "$local_serverconf");
 391                print CONF "\n#---------------------------\n";
 392                print CONF "# Start of custom directives\n";
 393                print CONF "# from server.conf.local\n";
 394                print CONF "#---------------------------\n\n";
 395        while (<LSC>) {
 396                print CONF $_;
 397        }
 398                print CONF "\n#-----------------------------\n";
 399                print CONF "# End of custom directives\n";
 400                print CONF "#-----------------------------\n";
 401        close (LSC);
 402     }
 403     print CONF "\n";
 404
 405     close(CONF);
 406 }
 407
 408 sub emptyserverlog{
 409     if (open(FILE, ">/var/run/ovpnserver.log")) {
 410         flock FILE, 2;
 411         print FILE "";
 412         close FILE;
 413     }
 414
 415 }
 416
 417 sub delccdnet
 418 {
 419         my %ccdconfhash = ();
 420         my %ccdhash = ();
 421         my $ccdnetname=$_[0];
 422         if (-f "${General::swroot}/ovpn/ovpnconfig"){
 423                 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 424                 foreach my $key (keys %ccdhash) {
 425                         if ($ccdhash{$key}[32] eq $ccdnetname) {
 426                                 $errormessage=$Lang::tr{'ccd err hostinnet'};
 427                                 return;
 428                         }
 429                 }
 430         }
 431         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 432         foreach my $key (keys %ccdconfhash) {
 433                         if ($ccdconfhash{$key}[0] eq $ccdnetname){
 434                                 delete $ccdconfhash{$key};
 435                         }
 436         }
 437         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 438
 439         &writeserverconf;
 440         return 0;
 441 }
 442
 443 sub addccdnet
 444 {
 445         my %ccdconfhash=();
 446         my @ccdconf=();
 447         my $ccdname=$_[0];
 448         my $ccdnet=$_[1];
 449         my $subcidr;
 450         my @ip2=();
 451         my $checkup;
 452         my $ccdip;
 453         my $baseaddress;
 454
 455
 456         #check name
 457         if ($ccdname eq '')
 458         {
 459                 $errormessage=$errormessage.$Lang::tr{'ccd err name'}."<br>";
 460                 return
 461         }
 462
 463         if(!&General::validccdname($ccdname))
 464         {
 465                 $errormessage=$Lang::tr{'ccd err invalidname'};
 466                 return;
 467         }
 468
 469         ($ccdip,$subcidr) = split (/\//,$ccdnet);
 470         $subcidr=&General::iporsubtocidr($subcidr);
 471         #check subnet
 472         if ($subcidr > 30)
 473         {
 474                 $errormessage=$Lang::tr{'ccd err invalidnet'};
 475                 return;
 476         }
 477         #check ip
 478         if (!&General::validipandmask($ccdnet)){
 479                 $errormessage=$Lang::tr{'ccd err invalidnet'};
 480                 return;
 481         }
 482
 483         if (!$errormessage) {
 484                 my %ccdconfhash=();
 485                 $baseaddress=&General::getnetworkip($ccdip,$subcidr);
 486                 &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 487                 my $key = &General::findhasharraykey (\%ccdconfhash);
 488                 foreach my $i (0 .. 1) { $ccdconfhash{$key}[$i] = "";}
 489                 $ccdconfhash{$key}[0] = $ccdname;
 490                 $ccdconfhash{$key}[1] = $baseaddress."/".$subcidr;
 491                 &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 492                 &writeserverconf;
 493                 $cgiparams{'ccdname'}='';
 494                 $cgiparams{'ccdsubnet'}='';
 495                 return 1;
 496         }
 497 }
 498
 499 sub modccdnet
 500 {
 501
 502         my $newname=$_[0];
 503         my $oldname=$_[1];
 504         my %ccdconfhash=();
 505         my %ccdhash=();
 506
 507         # Check if the new name is valid.
 508         if(!&General::validccdname($newname)) {
 509                 $errormessage=$Lang::tr{'ccd err invalidname'};
 510                 return;
 511         }
 512
 513         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 514         foreach my $key (keys %ccdconfhash) {
 515                 if ($ccdconfhash{$key}[0] eq $oldname) {
 516                         foreach my $key1 (keys %ccdconfhash) {
 517                                 if ($ccdconfhash{$key1}[0] eq $newname){
 518                                         $errormessage=$errormessage.$Lang::tr{'ccd err netadrexist'};
 519                                         return;
 520                                 }else{
 521                                         $ccdconfhash{$key}[0]= $newname;
 522                                         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 523                                         last;
 524                                 }
 525                         }
 526                 }
 527         }
 528
 529         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 530                 foreach my $key (keys %ccdhash) {
 531                         if ($ccdhash{$key}[32] eq $oldname) {
 532                                 $ccdhash{$key}[32]=$newname;
 533                                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 534                                 last;
 535                         }
 536                 }
 537
 538         return 0;
 539 }
 540 sub ccdmaxclients
 541 {
 542         my $ccdnetwork=$_[0];
 543         my @octets=();
 544         my @subnet=();
 545         @octets=split("\/",$ccdnetwork);
 546         @subnet= split /\./, &General::cidrtosub($octets[1]);
 547         my ($a,$b,$c,$d,$e);
 548         $a=256-$subnet[0];
 549         $b=256-$subnet[1];
 550         $c=256-$subnet[2];
 551         $d=256-$subnet[3];
 552         $e=($a*$b*$c*$d)/4;
 553         return $e-1;
 554 }
 555
 556 sub getccdadresses
 557 {
 558         my $ipin=$_[0];
 559         my ($ip1,$ip2,$ip3,$ip4)=split  /\./, $ipin;
 560         my $cidr=$_[1];
 561         chomp($cidr);
 562         my $count=$_[2];
 563         my $hasip=$_[3];
 564         chomp($hasip);
 565         my @iprange=();
 566         my %ccdhash=();
 567         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 568         $iprange[0]=$ip1.".".$ip2.".".$ip3.".".($ip4+2);
 569         for (my $i=1;$i<=$count;$i++) {
 570                 my $tmpip=$iprange[$i-1];
 571                 my $stepper=$i*4;
 572                 $iprange[$i]= &General::getnextip($tmpip,4);
 573         }
 574         my $r=0;
 575         foreach my $key (keys %ccdhash) {
 576                 $r=0;
 577                 foreach  my $tmp (@iprange){
 578                         my ($net,$sub) = split (/\//,$ccdhash{$key}[33]);
 579                         if ($net eq $tmp) {
 580                                 if ( $hasip ne  $ccdhash{$key}[33] ){
 581                                         splice (@iprange,$r,1);
 582                                 }
 583                         }
 584                         $r++;
 585                 }
 586         }
 587         return @iprange;
 588 }
 589
 590 sub fillselectbox
 591 {
 592         my $boxname=$_[1];
 593         my ($ccdip,$subcidr) = split("/",$_[0]);
 594         my $tz=$_[2];
 595         my @allccdips=&getccdadresses($ccdip,$subcidr,&ccdmaxclients($ccdip."/".$subcidr),$tz);
 596         print"<select name='$boxname' STYLE='font-family : arial; font-size : 9pt; width:130px;' >";
 597         foreach (@allccdips) {
 598                 my $ip=$_."/30";
 599                 chomp($ip);
 600                 print "<option value='$ip' ";
 601                 if ( $ip eq $cgiparams{$boxname} ){
 602                         print"selected";
 603                 }
 604                 print ">$ip</option>";
 605         }
 606         print "</select>";
 607 }
 608
 609 sub hostsinnet
 610 {
 611         my $name=$_[0];
 612         my %ccdhash=();
 613         my $i=0;
 614         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 615         foreach my $key (keys %ccdhash) {
 616                 if ($ccdhash{$key}[32] eq $name){ $i++;}
 617         }
 618         return $i;
 619 }
 620
 621 sub check_routes_push
 622 {
 623                         my $val=$_[0];
 624                         my ($ip,$cidr) = split (/\//, $val);
 625                         ##check for existing routes in routes_push
 626                         if (-e "${General::swroot}/ovpn/routes_push") {
 627                                 open(FILE,"${General::swroot}/ovpn/routes_push");
 628                                 while (<FILE>) {
 629                                         $_=~s/\s*$//g;
 630
 631                                         my ($ip2,$cidr2) = split (/\//,"$_");
 632                                         my $val2=$ip2."/".&General::iporsubtodec($cidr2);
 633
 634                                         if($val eq $val2){
 635                                                 return 0;
 636                                         }
 637                                         #subnetcheck
 638                                         if (&General::IpInSubnet ($ip,$ip2,&General::iporsubtodec($cidr2))){
 639                                                 return 0;
 640                                         }
 641                                 };
 642                                 close(FILE);
 643                         }
 644         return 1;
 645 }
 646
 647 sub check_ccdroute
 648 {
 649         my %ccdroutehash=();
 650         my $val=$_[0];
 651         my ($ip,$cidr) = split (/\//, $val);
 652         #check for existing routes in ccdroute
 653         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 654         foreach my $key (keys %ccdroutehash) {
 655                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
 656                         if (&General::iporsubtodec($val) eq $ccdroutehash{$key}[$i] && $ccdroutehash{$key}[0] ne $cgiparams{'NAME'}){
 657                                 return 0;
 658                         }
 659                         my ($ip2,$cidr2) = split (/\//,$ccdroutehash{$key}[$i]);
 660                         #subnetcheck
 661                         if (&General::IpInSubnet ($ip,$ip2,$cidr2)&& $ccdroutehash{$key}[0] ne $cgiparams{'NAME'} ){
 662                                 return 0;
 663                         }
 664                 }
 665         }
 666         return 1;
 667 }
 668 sub check_ccdconf
 669 {
 670         my %ccdconfhash=();
 671         my $val=$_[0];
 672         my ($ip,$cidr) = split (/\//, $val);
 673         #check for existing routes in ccdroute
 674         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 675         foreach my $key (keys %ccdconfhash) {
 676                 if (&General::iporsubtocidr($val) eq $ccdconfhash{$key}[1]){
 677                                 return 0;
 678                         }
 679                         my ($ip2,$cidr2) = split (/\//,$ccdconfhash{$key}[1]);
 680                         #subnetcheck
 681                         if (&General::IpInSubnet ($ip,$ip2,&General::cidrtosub($cidr2))){
 682                                 return 0;
 683                         }
 684
 685         }
 686         return 1;
 687 }
 688
 689 ###
 690 # m.a.d net2net
 691 ###
 692
 693 sub validdotmask
 694 {
 695         my $ipdotmask = $_[0];
 696         if (&General::validip($ipdotmask)) { return 0; }
 697         if (!($ipdotmask =~ /^(.*?)\/(.*?)$/)) {  }
 698         my $mask = $2;
 699         if (($mask =~ /\./ )) { return 0; }
 700   return 1;
 701 }
 702
 703 # -------------------------------------------------------------------
 704
 705 sub write_routepushfile
 706 {
 707         open(FILE, ">$routes_push_file");
 708         flock(FILE, 2);
 709         if ($vpnsettings{'ROUTES_PUSH'} ne '') {
 710                 print FILE $vpnsettings{'ROUTES_PUSH'};
 711         }
 712         close(FILE);
 713 }
 714
 715 sub read_routepushfile
 716 {
 717         if (-e "$routes_push_file") {
 718                 open(FILE,"$routes_push_file");
 719                 delete $vpnsettings{'ROUTES_PUSH'};
 720                 while (<FILE>) { $vpnsettings{'ROUTES_PUSH'} .= $_ };
 721                 close(FILE);
 722                 $cgiparams{'ROUTES_PUSH'} = $vpnsettings{'ROUTES_PUSH'};
 723
 724         }
 725 }
 726
 727 sub writecollectdconf {
 728         my $vpncollectd;
 729         my %ccdhash=();
 730
 731         open(COLLECTDVPN, ">${General::swroot}/ovpn/collectd.vpn") or die "Unable to open collectd.vpn: $!";
 732         print COLLECTDVPN "Loadplugin openvpn\n";
 733         print COLLECTDVPN "\n";
 734         print COLLECTDVPN "<Plugin openvpn>\n";
 735         print COLLECTDVPN "Statusfile \"/var/run/ovpnserver.log\"\n";
 736
 737         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 738         foreach my $key (keys %ccdhash) {
 739                 if ($ccdhash{$key}[0] eq 'on' && $ccdhash{$key}[3] eq 'net') {
 740                         print COLLECTDVPN "Statusfile \"/var/run/openvpn/$ccdhash{$key}[1]-n2n\"\n";
 741                 }
 742         }
 743
 744         print COLLECTDVPN "</Plugin>\n";
 745         close(COLLECTDVPN);
 746
 747         # Reload collectd afterwards
 748         &General::system("/usr/local/bin/collectdctrl", "restart");
 749 }
 750
 751 #hier die refresh page
 752 if ( -e "${General::swroot}/ovpn/gencanow") {
 753     my $refresh = '';
 754     $refresh = "<meta http-equiv='refresh' content='15;' />";
 755     &Header::showhttpheaders();
 756     &Header::openpage($Lang::tr{'OVPN'}, 1, $refresh);
 757     &Header::openbigbox('100%', 'center');
 758     &Header::openbox('100%', 'left', "$Lang::tr{'generate root/host certificates'}:");
 759     print "<tr>\n<td align='center'><img src='/images/clock.gif' alt='' /></td>\n";
 760     print "<td colspan='2'><font color='red'>Please be patient this realy can take some time on older hardware...</font></td></tr>\n";
 761     &Header::closebox();
 762     &Header::closebigbox();
 763     &Header::closepage();
 764     exit (0);
 765 }
 766 ##hier die refresh page
 767
 768
 769 ###
 770 ### OpenVPN Server Control
 771 ###
 772 if ($cgiparams{'ACTION'} eq $Lang::tr{'start ovpn server'} ||
 773     $cgiparams{'ACTION'} eq $Lang::tr{'stop ovpn server'} ||
 774     $cgiparams{'ACTION'} eq $Lang::tr{'restart ovpn server'}) {
 775     #start openvpn server
 776     if ($cgiparams{'ACTION'} eq $Lang::tr{'start ovpn server'}){
 777         &emptyserverlog();
 778         &General::system("/usr/local/bin/openvpnctrl", "-s");
 779     }
 780     #stop openvpn server
 781     if ($cgiparams{'ACTION'} eq $Lang::tr{'stop ovpn server'}){
 782         &General::system("/usr/local/bin/openvpnctrl", "-k");
 783         &emptyserverlog();
 784     }
 785 #    #restart openvpn server
 786 #    if ($cgiparams{'ACTION'} eq $Lang::tr{'restart ovpn server'}){
 787 #workarund, till SIGHUP also works when running as nobody
 788 #       system('/usr/local/bin/openvpnctrl', '-r');
 789 #       &emptyserverlog();
 790 #    }
 791 }
 792
 793 ###
 794 ### Save Advanced options
 795 ###
 796
 797 if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
 798     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
 799     #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
 800     #DAN this value has to leave.
 801 #new settings for daemon
 802     $vpnsettings{'LOG_VERB'} = $cgiparams{'LOG_VERB'};
 803     $vpnsettings{'KEEPALIVE_1'} = $cgiparams{'KEEPALIVE_1'};
 804     $vpnsettings{'KEEPALIVE_2'} = $cgiparams{'KEEPALIVE_2'};
 805     $vpnsettings{'MAX_CLIENTS'} = $cgiparams{'MAX_CLIENTS'};
 806     $vpnsettings{'REDIRECT_GW_DEF1'} = $cgiparams{'REDIRECT_GW_DEF1'};
 807     $vpnsettings{'CLIENT2CLIENT'} = $cgiparams{'CLIENT2CLIENT'};
 808     $vpnsettings{'DCOMPLZO'} = $cgiparams{'DCOMPLZO'};
 809     $vpnsettings{'ADDITIONAL_CONFIGS'} = $cgiparams{'ADDITIONAL_CONFIGS'};
 810     $vpnsettings{'DHCP_DOMAIN'} = $cgiparams{'DHCP_DOMAIN'};
 811     $vpnsettings{'DHCP_DNS'} = $cgiparams{'DHCP_DNS'};
 812     $vpnsettings{'DHCP_WINS'} = $cgiparams{'DHCP_WINS'};
 813     $vpnsettings{'ROUTES_PUSH'} = $cgiparams{'ROUTES_PUSH'};
 814     my @temp=();
 815
 816     if ($cgiparams{'FRAGMENT'} eq '') {
 817         delete $vpnsettings{'FRAGMENT'};
 818     } else {
 819         if ($cgiparams{'FRAGMENT'} !~ /^[0-9]+$/) {
 820             $errormessage = "Incorrect value, please insert only numbers.";
 821         goto ADV_ERROR;
 822                 } else {
 823                         $vpnsettings{'FRAGMENT'} = $cgiparams{'FRAGMENT'};
 824         }
 825     }
 826
 827     if ($cgiparams{'MSSFIX'} ne 'on') {
 828         delete $vpnsettings{'MSSFIX'};
 829     } else {
 830         $vpnsettings{'MSSFIX'} = $cgiparams{'MSSFIX'};
 831     }
 832
 833     if ($cgiparams{'DHCP_DOMAIN'} ne ''){
 834         unless (&General::validdomainname($cgiparams{'DHCP_DOMAIN'}) || &General::validip($cgiparams{'DHCP_DOMAIN'})) {
 835                 $errormessage = $Lang::tr{'invalid input for dhcp domain'};
 836         goto ADV_ERROR;
 837         }
 838     }
 839     if ($cgiparams{'DHCP_DNS'} ne ''){
 840         unless (&General::validfqdn($cgiparams{'DHCP_DNS'}) || &General::validip($cgiparams{'DHCP_DNS'})) {
 841                 $errormessage = $Lang::tr{'invalid input for dhcp dns'};
 842         goto ADV_ERROR;
 843         }
 844     }
 845     if ($cgiparams{'DHCP_WINS'} ne ''){
 846         unless (&General::validfqdn($cgiparams{'DHCP_WINS'}) || &General::validip($cgiparams{'DHCP_WINS'})) {
 847                 $errormessage = $Lang::tr{'invalid input for dhcp wins'};
 848                 goto ADV_ERROR;
 849         }
 850     }
 851     if ($cgiparams{'ROUTES_PUSH'} ne ''){
 852         @temp = split(/\n/,$cgiparams{'ROUTES_PUSH'});
 853         undef $vpnsettings{'ROUTES_PUSH'};
 854
 855         foreach my $tmpip (@temp)
 856         {
 857                 s/^\s+//g; s/\s+$//g;
 858
 859                 if ($tmpip)
 860                 {
 861                         $tmpip=~s/\s*$//g;
 862                         unless (&General::validipandmask($tmpip)) {
 863                                 $errormessage = "$tmpip ".$Lang::tr{'ovpn errmsg invalid ip or mask'};
 864                                 goto ADV_ERROR;
 865                         }
 866                         my ($ip, $cidr) = split("\/",&General::ipcidr2msk($tmpip));
 867
 868                         if ($ip eq $netsettings{'GREEN_NETADDRESS'} && $cidr eq $netsettings{'GREEN_NETMASK'}) {
 869                                 $errormessage = $Lang::tr{'ovpn errmsg green already pushed'};
 870                                 goto ADV_ERROR;
 871                         }
 872 # a.marx ccd
 873                         my %ccdroutehash=();
 874                         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 875                         foreach my $key (keys %ccdroutehash) {
 876                                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
 877                                         if ( $ip."/".$cidr eq $ccdroutehash{$key}[$i] ){
 878                                                 $errormessage="Route $ip\/$cidr ".$Lang::tr{'ccd err inuse'}." $ccdroutehash{$key}[0]" ;
 879                                                 goto ADV_ERROR;
 880                                         }
 881                                         my ($ip2,$cidr2) = split(/\//,$ccdroutehash{$key}[$i]);
 882                                         if (&General::IpInSubnet ($ip,$ip2,$cidr2)){
 883                                                 $errormessage="Route $ip\/$cidr ".$Lang::tr{'ccd err inuse'}." $ccdroutehash{$key}[0]" ;
 884                                                 goto ADV_ERROR;
 885                                         }
 886                                 }
 887                         }
 888
 889 # ccd end
 890
 891                         $vpnsettings{'ROUTES_PUSH'} .= $tmpip."\n";
 892                 }
 893         }
 894     &write_routepushfile;
 895         undef $vpnsettings{'ROUTES_PUSH'};
 896     }
 897         else {
 898         undef $vpnsettings{'ROUTES_PUSH'};
 899         &write_routepushfile;
 900     }
 901     if ((length($cgiparams{'MAX_CLIENTS'}) == 0) || (($cgiparams{'MAX_CLIENTS'}) < 1 ) || (($cgiparams{'MAX_CLIENTS'}) > 1024 )) {
 902         $errormessage = $Lang::tr{'invalid input for max clients'};
 903         goto ADV_ERROR;
 904     }
 905     if ($cgiparams{'KEEPALIVE_1'} ne '') {
 906         if ($cgiparams{'KEEPALIVE_1'} !~ /^[0-9]+$/) {
 907             $errormessage = $Lang::tr{'invalid input for keepalive 1'};
 908         goto ADV_ERROR;
 909         }
 910     }
 911     if ($cgiparams{'KEEPALIVE_2'} ne ''){
 912         if ($cgiparams{'KEEPALIVE_2'} !~ /^[0-9]+$/) {
 913             $errormessage = $Lang::tr{'invalid input for keepalive 2'};
 914         goto ADV_ERROR;
 915         }
 916     }
 917     if ($cgiparams{'KEEPALIVE_2'} < ($cgiparams{'KEEPALIVE_1'} * 2)){
 918         $errormessage = $Lang::tr{'invalid input for keepalive 1:2'};
 919         goto ADV_ERROR;
 920     }
 921     &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
 922     &writeserverconf();#hier ok
 923 }
 924
 925 ###
 926 # m.a.d net2net
 927 ###
 928
 929 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'server')
 930 {
 931
 932 my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
 933 my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
 934 my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
 935 my $tunmtu =  '';
 936
 937 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
 938 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
 939
 940   open(SERVERCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
 941
 942   flock SERVERCONF, 2;
 943   print SERVERCONF "# IPFire n2n Open VPN Server Config by ummeegge und m.a.d\n";
 944   print SERVERCONF "\n";
 945   print SERVERCONF "# User Security\n";
 946   print SERVERCONF "user nobody\n";
 947   print SERVERCONF "group nobody\n";
 948   print SERVERCONF "persist-tun\n";
 949   print SERVERCONF "persist-key\n";
 950   print SERVERCONF "script-security 2\n";
 951   print SERVERCONF "# IP/DNS for remote Server Gateway\n";
 952
 953   if ($cgiparams{'REMOTE'} ne '') {
 954   print SERVERCONF "remote $cgiparams{'REMOTE'}\n";
 955   }
 956
 957   print SERVERCONF "float\n";
 958   print SERVERCONF "# IP adresses of the VPN Subnet\n";
 959   print SERVERCONF "ifconfig $ovsubnet.1 $ovsubnet.2\n";
 960   print SERVERCONF "# Client Gateway Network\n";
 961   print SERVERCONF "route $remsubnet[0] $remsubnet[1]\n";
 962   print SERVERCONF "up \"/etc/init.d/static-routes start\"\n";
 963   print SERVERCONF "# tun Device\n";
 964   print SERVERCONF "dev tun\n";
 965   print SERVERCONF "#Logfile for statistics\n";
 966   print SERVERCONF "status-version 1\n";
 967   print SERVERCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
 968   print SERVERCONF "# Port and Protokol\n";
 969   print SERVERCONF "port $cgiparams{'DEST_PORT'}\n";
 970
 971   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
 972   print SERVERCONF "proto tcp4-server\n";
 973   print SERVERCONF "# Packet size\n";
 974   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
 975   print SERVERCONF "tun-mtu $tunmtu\n";
 976   }
 977
 978   if ($cgiparams{'PROTOCOL'} eq 'udp') {
 979   print SERVERCONF "proto udp4\n";
 980   print SERVERCONF "# Paketsize\n";
 981   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
 982   print SERVERCONF "tun-mtu $tunmtu\n";
 983   if ($cgiparams{'FRAGMENT'} ne '') {print SERVERCONF "fragment $cgiparams{'FRAGMENT'}\n";}
 984   if ($cgiparams{'MSSFIX'} eq 'on') {print SERVERCONF "mssfix\n"; } else { print SERVERCONF "mssfix 0\n" };
 985   }
 986
 987   print SERVERCONF "# Auth. Server\n";
 988   print SERVERCONF "tls-server\n";
 989   print SERVERCONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
 990   print SERVERCONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
 991   print SERVERCONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
 992   print SERVERCONF "dh $dhparameter\n";
 993   print SERVERCONF "# Cipher\n";
 994   print SERVERCONF "cipher $cgiparams{'DCIPHER'}\n";
 995
 996   # If GCM cipher is used, do not use --auth
 997   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
 998       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
 999       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1000     print SERVERCONF unless "# HMAC algorithm\n";
1001     print SERVERCONF unless "auth $cgiparams{'DAUTH'}\n";
1002   } else {
1003     print SERVERCONF "# HMAC algorithm\n";
1004     print SERVERCONF "auth $cgiparams{'DAUTH'}\n";
1005   }
1006
1007   # Set TLSv1.2 as minimum
1008   print SERVERCONF "tls-version-min 1.2\n";
1009
1010   if ($cgiparams{'COMPLZO'} eq 'on') {
1011    print SERVERCONF "# Enable Compression\n";
1012    print SERVERCONF "comp-lzo\n";
1013      }
1014   print SERVERCONF "# Debug Level\n";
1015   print SERVERCONF "verb 3\n";
1016   print SERVERCONF "# Tunnel check\n";
1017   print SERVERCONF "keepalive 10 60\n";
1018   print SERVERCONF "# Start as daemon\n";
1019   print SERVERCONF "daemon $cgiparams{'NAME'}n2n\n";
1020   print SERVERCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1021   print SERVERCONF "# Activate Management Interface and Port\n";
1022   if ($cgiparams{'OVPN_MGMT'} eq '') {print SERVERCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1023   else {print SERVERCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1024   close(SERVERCONF);
1025
1026 }
1027
1028 ###
1029 # m.a.d net2net
1030 ###
1031
1032 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'client')
1033 {
1034
1035         my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
1036         my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
1037         my @remsubnet =  split(/\//,$cgiparams{'REMOTE_SUBNET'});
1038         my $tunmtu =  '';
1039
1040 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
1041 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
1042
1043   open(CLIENTCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
1044
1045   flock CLIENTCONF, 2;
1046   print CLIENTCONF "# IPFire rewritten n2n Open VPN Client Config by ummeegge und m.a.d\n";
1047   print CLIENTCONF "#\n";
1048   print CLIENTCONF "# User Security\n";
1049   print CLIENTCONF "user nobody\n";
1050   print CLIENTCONF "group nobody\n";
1051   print CLIENTCONF "persist-tun\n";
1052   print CLIENTCONF "persist-key\n";
1053   print CLIENTCONF "script-security 2\n";
1054   print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
1055   print CLIENTCONF "remote $cgiparams{'REMOTE'}\n";
1056   print CLIENTCONF "float\n";
1057   print CLIENTCONF "# IP adresses of the VPN Subnet\n";
1058   print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
1059   print CLIENTCONF "# Server Gateway Network\n";
1060   print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
1061   print CLIENTCONF "up \"/etc/init.d/static-routes start\"\n";
1062   print CLIENTCONF "# tun Device\n";
1063   print CLIENTCONF "dev tun\n";
1064   print CLIENTCONF "#Logfile for statistics\n";
1065   print CLIENTCONF "status-version 1\n";
1066   print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
1067   print CLIENTCONF "# Port and Protokol\n";
1068   print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n";
1069
1070   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1071   print CLIENTCONF "proto tcp4-client\n";
1072   print CLIENTCONF "# Packet size\n";
1073   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1074   print CLIENTCONF "tun-mtu $tunmtu\n";
1075   }
1076
1077   if ($cgiparams{'PROTOCOL'} eq 'udp') {
1078   print CLIENTCONF "proto udp4\n";
1079   print CLIENTCONF "# Paketsize\n";
1080   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1081   print CLIENTCONF "tun-mtu $tunmtu\n";
1082   if ($cgiparams{'FRAGMENT'} ne '') {print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1083   if ($cgiparams{'MSSFIX'} eq 'on') {print CLIENTCONF "mssfix\n"; } else { print CLIENTCONF "mssfix 0\n" };
1084   }
1085
1086   # Check host certificate if X509 is RFC3280 compliant.
1087   # If not, old --ns-cert-type directive will be used.
1088   # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
1089   my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1090   if ( ! grep(/TLS Web Server Authentication/, @hostcert)) {
1091        print CLIENTCONF "ns-cert-type server\n";
1092   } else {
1093        print CLIENTCONF "remote-cert-tls server\n";
1094   }
1095   print CLIENTCONF "# Auth. Client\n";
1096   print CLIENTCONF "tls-client\n";
1097   print CLIENTCONF "# Cipher\n";
1098   print CLIENTCONF "cipher $cgiparams{'DCIPHER'}\n";
1099   print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12\r\n";
1100
1101   # If GCM cipher is used, do not use --auth
1102   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
1103       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
1104       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1105     print CLIENTCONF unless "# HMAC algorithm\n";
1106     print CLIENTCONF unless "auth $cgiparams{'DAUTH'}\n";
1107   } else {
1108     print CLIENTCONF "# HMAC algorithm\n";
1109     print CLIENTCONF "auth $cgiparams{'DAUTH'}\n";
1110   }
1111
1112   # Set TLSv1.2 as minimum
1113   print CLIENTCONF "tls-version-min 1.2\n";
1114
1115   if ($cgiparams{'COMPLZO'} eq 'on') {
1116    print CLIENTCONF "# Enable Compression\n";
1117    print CLIENTCONF "comp-lzo\n";
1118   }
1119   print CLIENTCONF "# Debug Level\n";
1120   print CLIENTCONF "verb 3\n";
1121   print CLIENTCONF "# Tunnel check\n";
1122   print CLIENTCONF "keepalive 10 60\n";
1123   print CLIENTCONF "# Start as daemon\n";
1124   print CLIENTCONF "daemon $cgiparams{'NAME'}n2n\n";
1125   print CLIENTCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1126   print CLIENTCONF "# Activate Management Interface and Port\n";
1127   if ($cgiparams{'OVPN_MGMT'} eq '') {print CLIENTCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1128   else {print CLIENTCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1129   if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}")) {
1130         print CLIENTCONF "providers legacy default\n";
1131   }
1132   close(CLIENTCONF);
1133
1134 }
1135
1136 ###
1137 ### Save main settings
1138 ###
1139
1140 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq '' && $cgiparams{'KEY'} eq '') {
1141     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
1142     #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
1143     #DAN this value has to leave.
1144     if ($cgiparams{'ENABLED'} eq 'on'){
1145         unless (&General::validfqdn($cgiparams{'VPN_IP'}) || &General::validip($cgiparams{'VPN_IP'})) {
1146                 $errormessage = $Lang::tr{'invalid input for hostname'};
1147         goto SETTINGS_ERROR;
1148         }
1149     }
1150
1151     if (! &General::validipandmask($cgiparams{'DOVPN_SUBNET'})) {
1152             $errormessage = $Lang::tr{'ovpn subnet is invalid'};
1153                         goto SETTINGS_ERROR;
1154     }
1155     my @tmpovpnsubnet = split("\/",$cgiparams{'DOVPN_SUBNET'});
1156
1157     if (&General::IpInSubnet ( $netsettings{'RED_ADDRESS'},
1158         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1159         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire RED Network $netsettings{'RED_ADDRESS'}";
1160         goto SETTINGS_ERROR;
1161     }
1162
1163     if (&General::IpInSubnet ( $netsettings{'GREEN_ADDRESS'},
1164         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1165         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Green Network $netsettings{'GREEN_ADDRESS'}";
1166         goto SETTINGS_ERROR;
1167     }
1168
1169     if (&General::IpInSubnet ( $netsettings{'BLUE_ADDRESS'},
1170         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1171         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Blue Network $netsettings{'BLUE_ADDRESS'}";
1172         goto SETTINGS_ERROR;
1173     }
1174
1175     if (&General::IpInSubnet ( $netsettings{'ORANGE_ADDRESS'},
1176         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1177         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Orange Network $netsettings{'ORANGE_ADDRESS'}";
1178         goto SETTINGS_ERROR;
1179     }
1180     open(ALIASES, "${General::swroot}/ethernet/aliases") or die 'Unable to open aliases file.';
1181     while (<ALIASES>)
1182     {
1183         chomp($_);
1184         my @tempalias = split(/\,/,$_);
1185         if ($tempalias[1] eq 'on') {
1186             if (&General::IpInSubnet ($tempalias[0] ,
1187                 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1188                 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire alias entry $tempalias[0]";
1189             }
1190         }
1191     }
1192     close(ALIASES);
1193     if ($errormessage ne ''){
1194         goto SETTINGS_ERROR;
1195     }
1196     if ($cgiparams{'ENABLED'} !~ /^(on|off)$/) {
1197         $errormessage = $Lang::tr{'invalid input'};
1198         goto SETTINGS_ERROR;
1199     }
1200     if ((length($cgiparams{'DMTU'})==0) || (($cgiparams{'DMTU'}) < 1000 )) {
1201         $errormessage = $Lang::tr{'invalid mtu input'};
1202         goto SETTINGS_ERROR;
1203     }
1204
1205     unless (&General::validport($cgiparams{'DDEST_PORT'})) {
1206         $errormessage = $Lang::tr{'invalid port'};
1207         goto SETTINGS_ERROR;
1208     }
1209
1210         # Create ta.key for tls-auth if not presant
1211         if ($cgiparams{'TLSAUTH'} eq 'on') {
1212                 if ( ! -e "${General::swroot}/ovpn/certs/ta.key") {
1213                         # This system call is safe, because all arguements are passed as an array.
1214                         system("/usr/sbin/openvpn", "--genkey", "secret", "${General::swroot}/ovpn/certs/ta.key");
1215                         if ($?) {
1216                                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1217                                 goto SETTINGS_ERROR;
1218                         }
1219                 }
1220         }
1221
1222     $vpnsettings{'ENABLED_BLUE'} = $cgiparams{'ENABLED_BLUE'};
1223     $vpnsettings{'ENABLED_ORANGE'} =$cgiparams{'ENABLED_ORANGE'};
1224     $vpnsettings{'ENABLED'} = $cgiparams{'ENABLED'};
1225     $vpnsettings{'VPN_IP'} = $cgiparams{'VPN_IP'};
1226 #new settings for daemon
1227     $vpnsettings{'DOVPN_SUBNET'} = $cgiparams{'DOVPN_SUBNET'};
1228     $vpnsettings{'DPROTOCOL'} = $cgiparams{'DPROTOCOL'};
1229     $vpnsettings{'DDEST_PORT'} = $cgiparams{'DDEST_PORT'};
1230     $vpnsettings{'DMTU'} = $cgiparams{'DMTU'};
1231     $vpnsettings{'DCOMPLZO'} = $cgiparams{'DCOMPLZO'};
1232     $vpnsettings{'DCIPHER'} = $cgiparams{'DCIPHER'};
1233     $vpnsettings{'DAUTH'} = $cgiparams{'DAUTH'};
1234     $vpnsettings{'TLSAUTH'} = $cgiparams{'TLSAUTH'};
1235 #wrtie enable
1236
1237   if ( $vpnsettings{'ENABLED_BLUE'} eq 'on' ) {
1238           &General::system("touch", "${General::swroot}/ovpn/enable_blue");
1239   } else {
1240           unlink("${General::swroot}/ovpn/enable_blue");
1241   }
1242
1243   if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' ) {
1244           &General::system("touch", "${General::swroot}/ovpn/enable_orange");
1245   } else {
1246           unlink("${General::swroot}/ovpn/enable_orange");
1247   }
1248
1249   if ( $vpnsettings{'ENABLED'} eq 'on' ) {
1250           &General::system("touch", "${General::swroot}/ovpn/enable");
1251   } else {
1252           unlink("${General::swroot}/ovpn/enable");
1253   }
1254
1255 #new settings for daemon
1256     &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1257     &writeserverconf();#hier ok
1258 SETTINGS_ERROR:
1259 ###
1260 ### Reset all step 2
1261 ###
1262 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'} && $cgiparams{'AREUSURE'} eq 'yes') {
1263     my $file = '';
1264     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1265
1266     # Kill all N2N connections
1267     &General::system("/usr/local/bin/openvpnctrl", "-kn2n");
1268
1269     foreach my $key (keys %confighash) {
1270         my $name = $confighash{$cgiparams{'$key'}}[1];
1271
1272         if ($confighash{$key}[4] eq 'cert') {
1273             delete $confighash{$cgiparams{'$key'}};
1274         }
1275
1276         &General::system("/usr/local/bin/openvpnctrl", "-drrd", "$name");
1277     }
1278     while ($file = glob("${General::swroot}/ovpn/ca/*")) {
1279         unlink $file;
1280     }
1281     while ($file = glob("${General::swroot}/ovpn/certs/*")) {
1282         unlink $file;
1283     }
1284     while ($file = glob("${General::swroot}/ovpn/crls/*")) {
1285         unlink $file;
1286     }
1287         &cleanssldatabase();
1288     if (open(FILE, ">${General::swroot}/ovpn/caconfig")) {
1289         print FILE "";
1290         close FILE;
1291     }
1292     if (open(FILE, ">${General::swroot}/ovpn/ccdroute")) {
1293         print FILE "";
1294         close FILE;
1295     }
1296     if (open(FILE, ">${General::swroot}/ovpn/ccdroute2")) {
1297         print FILE "";
1298         close FILE;
1299     }
1300     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1301         unlink $file
1302     }
1303     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1304         unlink $file
1305     }
1306     if (open(FILE, ">${General::swroot}/ovpn/ovpn-leases.db")) {
1307         print FILE "";
1308         close FILE;
1309     }
1310     if (open(FILE, ">${General::swroot}/ovpn/ovpnconfig")) {
1311         print FILE "";
1312         close FILE;
1313     }
1314     while ($file = glob("${General::swroot}/ovpn/n2nconf/*")) {
1315         unlink($file);
1316     }
1317
1318     # Remove everything from the collectd configuration
1319     &writecollectdconf();
1320
1321     #&writeserverconf();
1322 ###
1323 ### Reset all step 1
1324 ###
1325 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'}) {
1326     &Header::showhttpheaders();
1327     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1328     &Header::openbigbox('100%', 'left', '', '');
1329     &Header::openbox('100%', 'left', $Lang::tr{'are you sure'});
1330     print <<END;
1331         <form method='post'>
1332                 <table width='100%'>
1333                         <tr>
1334                                 <td align='center'>
1335                                 <input type='hidden' name='AREUSURE' value='yes' />
1336                                 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>:
1337                                 $Lang::tr{'resetting the vpn configuration will remove the root ca, the host certificate and all certificate based connections'}</td>
1338                         </tr>
1339                         <tr>
1340                                 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' />
1341                                 <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td>
1342                         </tr>
1343                 </table>
1344         </form>
1345 END
1346     ;
1347     &Header::closebox();
1348     &Header::closebigbox();
1349     &Header::closepage();
1350     exit (0);
1351
1352 ###
1353 ### Upload CA Certificate
1354 ###
1355 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload ca certificate'}) {
1356     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1357
1358     if ($cgiparams{'CA_NAME'} !~ /^[a-zA-Z0-9]+$/) {
1359         $errormessage = $Lang::tr{'name must only contain characters'};
1360         goto UPLOADCA_ERROR;
1361     }
1362
1363     if (length($cgiparams{'CA_NAME'}) >60) {
1364         $errormessage = $Lang::tr{'name too long'};
1365         goto VPNCONF_ERROR;
1366     }
1367
1368     if ($cgiparams{'CA_NAME'} eq 'ca') {
1369         $errormessage = $Lang::tr{'name is invalid'};
1370         goto UPLOADCA_ERROR;
1371     }
1372
1373     # Check if there is no other entry with this name
1374     foreach my $key (keys %cahash) {
1375         if ($cahash{$key}[0] eq $cgiparams{'CA_NAME'}) {
1376             $errormessage = $Lang::tr{'a ca certificate with this name already exists'};
1377             goto UPLOADCA_ERROR;
1378         }
1379     }
1380
1381     unless (ref ($cgiparams{'FH'})) {
1382         $errormessage = $Lang::tr{'there was no file upload'};
1383         goto UPLOADCA_ERROR;
1384     }
1385     # Move uploaded ca to a temporary file
1386     (my $fh, my $filename) = tempfile( );
1387     if (copy ($cgiparams{'FH'}, $fh) != 1) {
1388         $errormessage = $!;
1389         goto UPLOADCA_ERROR;
1390     }
1391     my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "$filename");
1392     if ( ! grep(/CA:TRUE/i, @temp )) {
1393         $errormessage = $Lang::tr{'not a valid ca certificate'};
1394         unlink ($filename);
1395         goto UPLOADCA_ERROR;
1396     } else {
1397         unless(move($filename, "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem")) {
1398             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1399             unlink ($filename);
1400             goto UPLOADCA_ERROR;
1401         }
1402     }
1403
1404     my @casubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem");
1405     my $casubject;
1406
1407     foreach my $line (@casubject) {
1408         if ($line =~ /Subject: (.*)[\n]/) {
1409                 $casubject    = $1;
1410                 $casubject    =~ s+/Email+, E+;
1411                 $casubject    =~ s/ ST=/ S=/;
1412
1413                 last;
1414         }
1415     }
1416
1417     $casubject    = &Header::cleanhtml($casubject);
1418
1419     my $key = &General::findhasharraykey (\%cahash);
1420     $cahash{$key}[0] = $cgiparams{'CA_NAME'};
1421     $cahash{$key}[1] = $casubject;
1422     &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1423 #    system('/usr/local/bin/ipsecctrl', 'R');
1424
1425     UPLOADCA_ERROR:
1426
1427 ###
1428 ### Display ca certificate
1429 ###
1430 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show ca certificate'}) {
1431     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1432
1433     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem") {
1434         &Header::showhttpheaders();
1435         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1436         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1437         &Header::openbox('100%', 'LEFT', "$Lang::tr{'ca certificate'}:");
1438         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1439         my $output = &Header::cleanhtml(join("", @output),"y");
1440         print "<pre>$output</pre>\n";
1441         &Header::closebox();
1442         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1443         &Header::closebigbox();
1444         &Header::closepage();
1445         exit(0);
1446     } else {
1447         $errormessage = $Lang::tr{'invalid key'};
1448     }
1449
1450 ###
1451 ### Download ca certificate
1452 ###
1453 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download ca certificate'}) {
1454     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1455
1456     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1457         print "Content-Type: application/octet-stream\r\n";
1458         print "Content-Disposition: filename=$cahash{$cgiparams{'KEY'}}[0]cert.pem\r\n\r\n";
1459
1460         my @tmp =  &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1461         print @tmp;
1462
1463         exit(0);
1464     } else {
1465         $errormessage = $Lang::tr{'invalid key'};
1466     }
1467
1468 ###
1469 ### Remove ca certificate (step 2)
1470 ###
1471 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'} && $cgiparams{'AREUSURE'} eq 'yes') {
1472     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1473     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1474
1475     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1476         foreach my $key (keys %confighash) {
1477             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1478             if (grep(/: OK/, @test)) {
1479                 # Delete connection
1480 #               if ($vpnsettings{'ENABLED'} eq 'on' ||
1481 #                   $vpnsettings{'ENABLED_BLUE'} eq 'on') {
1482 #                   system('/usr/local/bin/ipsecctrl', 'D', $key);
1483 #               }
1484                 unlink ("${General::swroot}/ovpn//certs/$confighash{$key}[1]cert.pem");
1485                 unlink ("${General::swroot}/ovpn/certs/$confighash{$key}[1].p12");
1486                 delete $confighash{$key};
1487                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1488 #               &writeipsecfiles();
1489             }
1490         }
1491         unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1492         delete $cahash{$cgiparams{'KEY'}};
1493         &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1494 #       system('/usr/local/bin/ipsecctrl', 'R');
1495     } else {
1496         $errormessage = $Lang::tr{'invalid key'};
1497     }
1498 ###
1499 ### Remove ca certificate (step 1)
1500 ###
1501 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'}) {
1502     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1503     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1504
1505     my $assignedcerts = 0;
1506     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1507         foreach my $key (keys %confighash) {
1508             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1509             if (grep(/: OK/, @test)) {
1510                 $assignedcerts++;
1511             }
1512         }
1513         if ($assignedcerts) {
1514             &Header::showhttpheaders();
1515             &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1516             &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1517             &Header::openbox('100%', 'LEFT', $Lang::tr{'are you sure'});
1518             print <<END;
1519                 <table><form method='post'><input type='hidden' name='AREUSURE' value='yes' />
1520                        <input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />
1521                     <tr><td align='center'>
1522                         <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>: $assignedcerts
1523                         $Lang::tr{'connections are associated with this ca.  deleting the ca will delete these connections as well.'}
1524                     <tr><td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
1525                         <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td></tr>
1526                 </form></table>
1527 END
1528             ;
1529             &Header::closebox();
1530             &Header::closebigbox();
1531             &Header::closepage();
1532             exit (0);
1533         } else {
1534             unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1535             delete $cahash{$cgiparams{'KEY'}};
1536             &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1537 #           system('/usr/local/bin/ipsecctrl', 'R');
1538         }
1539     } else {
1540         $errormessage = $Lang::tr{'invalid key'};
1541     }
1542
1543 ###
1544 ### Display root certificate
1545 ###
1546 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'} ||
1547     $cgiparams{'ACTION'} eq $Lang::tr{'show host certificate'}) {
1548     my @output;
1549     &Header::showhttpheaders();
1550     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1551     &Header::openbigbox('100%', 'LEFT', '', '');
1552     if ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'}) {
1553         &Header::openbox('100%', 'LEFT', "$Lang::tr{'root certificate'}:");
1554         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1555     } else {
1556         &Header::openbox('100%', 'LEFT', "$Lang::tr{'host certificate'}:");
1557         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1558     }
1559     my $output = &Header::cleanhtml(join("", @output), "y");
1560     print "<pre>$output</pre>\n";
1561     &Header::closebox();
1562     print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1563     &Header::closebigbox();
1564     &Header::closepage();
1565     exit(0);
1566
1567 ###
1568 ### Download root certificate
1569 ###
1570 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download root certificate'}) {
1571     if ( -f "${General::swroot}/ovpn/ca/cacert.pem" ) {
1572         print "Content-Type: application/octet-stream\r\n";
1573         print "Content-Disposition: filename=cacert.pem\r\n\r\n";
1574
1575         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1576         print @tmp;
1577
1578         exit(0);
1579     }
1580
1581 ###
1582 ### Download host certificate
1583 ###
1584 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download host certificate'}) {
1585     if ( -f "${General::swroot}/ovpn/certs/servercert.pem" ) {
1586         print "Content-Type: application/octet-stream\r\n";
1587         print "Content-Disposition: filename=servercert.pem\r\n\r\n";
1588
1589         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1590         print @tmp;
1591
1592         exit(0);
1593     }
1594
1595 ###
1596 ### Download tls-auth key
1597 ###
1598 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download tls-auth key'}) {
1599     if ( -f "${General::swroot}/ovpn/certs/ta.key" ) {
1600         print "Content-Type: application/octet-stream\r\n";
1601         print "Content-Disposition: filename=ta.key\r\n\r\n";
1602
1603         open(FILE, "${General::swroot}/ovpn/certs/ta.key");
1604         my @tmp = <FILE>;
1605         close(FILE);
1606
1607         print @tmp;
1608
1609         exit(0);
1610     }
1611
1612 ###
1613 ### Form for generating a root certificate
1614 ###
1615 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate root/host certificates'} ||
1616          $cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1617
1618     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
1619     if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
1620         $errormessage = $Lang::tr{'valid root certificate already exists'};
1621         $cgiparams{'ACTION'} = '';
1622         goto ROOTCERT_ERROR;
1623     }
1624
1625     if (($cgiparams{'ROOTCERT_HOSTNAME'} eq '') && -e "${General::swroot}/red/active") {
1626         if (open(IPADDR, "${General::swroot}/red/local-ipaddress")) {
1627             my $ipaddr = <IPADDR>;
1628             close IPADDR;
1629             chomp ($ipaddr);
1630             $cgiparams{'ROOTCERT_HOSTNAME'} = (gethostbyaddr(pack("C4", split(/\./, $ipaddr)), 2))[0];
1631             if ($cgiparams{'ROOTCERT_HOSTNAME'} eq '') {
1632                 $cgiparams{'ROOTCERT_HOSTNAME'} = $ipaddr;
1633             }
1634         }
1635     } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1636         unless (ref ($cgiparams{'FH'})) {
1637             $errormessage = $Lang::tr{'there was no file upload'};
1638             goto ROOTCERT_ERROR;
1639         }
1640
1641         # Move uploaded certificate request to a temporary file
1642         (my $fh, my $filename) = tempfile( );
1643         if (copy ($cgiparams{'FH'}, $fh) != 1) {
1644             $errormessage = $!;
1645             goto ROOTCERT_ERROR;
1646         }
1647
1648         # Create a temporary dirctory
1649         my $tempdir = tempdir( CLEANUP => 1 );
1650
1651         # Extract the CA certificate from the file
1652         my $pid = open(OPENSSL, "|-");
1653         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1654         if ($pid) {     # parent
1655             if ($cgiparams{'P12_PASS'} ne '') {
1656                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1657             }
1658             close (OPENSSL);
1659             if ($?) {
1660                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1661                 unlink ($filename);
1662                 goto ROOTCERT_ERROR;
1663             }
1664         } else {        # child
1665             unless (exec ('/usr/bin/openssl', 'pkcs12', '-cacerts', '-nokeys',
1666                     '-in', $filename,
1667                     '-out', "$tempdir/cacert.pem")) {
1668                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1669                 unlink ($filename);
1670                 goto ROOTCERT_ERROR;
1671             }
1672         }
1673
1674         # Extract the Host certificate from the file
1675         $pid = open(OPENSSL, "|-");
1676         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1677         if ($pid) {     # parent
1678             if ($cgiparams{'P12_PASS'} ne '') {
1679                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1680             }
1681             close (OPENSSL);
1682             if ($?) {
1683                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1684                 unlink ($filename);
1685                 goto ROOTCERT_ERROR;
1686             }
1687         } else {        # child
1688             unless (exec ('/usr/bin/openssl', 'pkcs12', '-clcerts', '-nokeys',
1689                     '-in', $filename,
1690                     '-out', "$tempdir/hostcert.pem")) {
1691                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1692                 unlink ($filename);
1693                 goto ROOTCERT_ERROR;
1694             }
1695         }
1696
1697         # Extract the Host key from the file
1698         $pid = open(OPENSSL, "|-");
1699         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1700         if ($pid) {     # parent
1701             if ($cgiparams{'P12_PASS'} ne '') {
1702                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1703             }
1704             close (OPENSSL);
1705             if ($?) {
1706                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1707                 unlink ($filename);
1708                 goto ROOTCERT_ERROR;
1709             }
1710         } else {        # child
1711             unless (exec ('/usr/bin/openssl', 'pkcs12', '-nocerts',
1712                     '-nodes',
1713                     '-in', $filename,
1714                     '-out', "$tempdir/serverkey.pem")) {
1715                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1716                 unlink ($filename);
1717                 goto ROOTCERT_ERROR;
1718             }
1719         }
1720
1721         unless(move("$tempdir/cacert.pem", "${General::swroot}/ovpn/ca/cacert.pem")) {
1722             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1723             unlink ($filename);
1724             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1725             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1726             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1727             goto ROOTCERT_ERROR;
1728         }
1729
1730         unless(move("$tempdir/hostcert.pem", "${General::swroot}/ovpn/certs/servercert.pem")) {
1731             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1732             unlink ($filename);
1733             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1734             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1735             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1736             goto ROOTCERT_ERROR;
1737         }
1738
1739         unless(move("$tempdir/serverkey.pem", "${General::swroot}/ovpn/certs/serverkey.pem")) {
1740             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1741             unlink ($filename);
1742             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1743             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1744             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1745             goto ROOTCERT_ERROR;
1746         }
1747
1748         goto ROOTCERT_SUCCESS;
1749
1750     } elsif ($cgiparams{'ROOTCERT_COUNTRY'} ne '') {
1751
1752         # Validate input since the form was submitted
1753         if ($cgiparams{'ROOTCERT_ORGANIZATION'} eq ''){
1754             $errormessage = $Lang::tr{'organization cant be empty'};
1755             goto ROOTCERT_ERROR;
1756         }
1757         if (length($cgiparams{'ROOTCERT_ORGANIZATION'}) >60) {
1758             $errormessage = $Lang::tr{'organization too long'};
1759             goto ROOTCERT_ERROR;
1760         }
1761         if ($cgiparams{'ROOTCERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1762             $errormessage = $Lang::tr{'invalid input for organization'};
1763             goto ROOTCERT_ERROR;
1764         }
1765         if ($cgiparams{'ROOTCERT_HOSTNAME'} eq ''){
1766             $errormessage = $Lang::tr{'hostname cant be empty'};
1767             goto ROOTCERT_ERROR;
1768         }
1769         unless (&General::validfqdn($cgiparams{'ROOTCERT_HOSTNAME'}) || &General::validip($cgiparams{'ROOTCERT_HOSTNAME'})) {
1770             $errormessage = $Lang::tr{'invalid input for hostname'};
1771             goto ROOTCERT_ERROR;
1772         }
1773         if ($cgiparams{'ROOTCERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'ROOTCERT_EMAIL'}))) {
1774             $errormessage = $Lang::tr{'invalid input for e-mail address'};
1775             goto ROOTCERT_ERROR;
1776         }
1777         if (length($cgiparams{'ROOTCERT_EMAIL'}) > 40) {
1778             $errormessage = $Lang::tr{'e-mail address too long'};
1779             goto ROOTCERT_ERROR;
1780         }
1781         if ($cgiparams{'ROOTCERT_OU'} ne '' && $cgiparams{'ROOTCERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1782             $errormessage = $Lang::tr{'invalid input for department'};
1783             goto ROOTCERT_ERROR;
1784         }
1785         if ($cgiparams{'ROOTCERT_CITY'} ne '' && $cgiparams{'ROOTCERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1786             $errormessage = $Lang::tr{'invalid input for city'};
1787             goto ROOTCERT_ERROR;
1788         }
1789         if ($cgiparams{'ROOTCERT_STATE'} ne '' && $cgiparams{'ROOTCERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1790             $errormessage = $Lang::tr{'invalid input for state or province'};
1791             goto ROOTCERT_ERROR;
1792         }
1793         if ($cgiparams{'ROOTCERT_COUNTRY'} !~ /^[A-Z]*$/) {
1794             $errormessage = $Lang::tr{'invalid input for country'};
1795             goto ROOTCERT_ERROR;
1796         }
1797
1798         # Copy the cgisettings to vpnsettings and save the configfile
1799         $vpnsettings{'ROOTCERT_ORGANIZATION'}   = $cgiparams{'ROOTCERT_ORGANIZATION'};
1800         $vpnsettings{'ROOTCERT_HOSTNAME'}       = $cgiparams{'ROOTCERT_HOSTNAME'};
1801         $vpnsettings{'ROOTCERT_EMAIL'}          = $cgiparams{'ROOTCERT_EMAIL'};
1802         $vpnsettings{'ROOTCERT_OU'}             = $cgiparams{'ROOTCERT_OU'};
1803         $vpnsettings{'ROOTCERT_CITY'}           = $cgiparams{'ROOTCERT_CITY'};
1804         $vpnsettings{'ROOTCERT_STATE'}          = $cgiparams{'ROOTCERT_STATE'};
1805         $vpnsettings{'ROOTCERT_COUNTRY'}        = $cgiparams{'ROOTCERT_COUNTRY'};
1806         &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1807
1808         # Replace empty strings with a .
1809         (my $ou = $cgiparams{'ROOTCERT_OU'}) =~ s/^\s*$/\./;
1810         (my $city = $cgiparams{'ROOTCERT_CITY'}) =~ s/^\s*$/\./;
1811         (my $state = $cgiparams{'ROOTCERT_STATE'}) =~ s/^\s*$/\./;
1812
1813         # refresh
1814         #system ('/bin/touch', "${General::swroot}/ovpn/gencanow");
1815
1816         # Create the CA certificate
1817         my $pid = open(OPENSSL, "|-");
1818         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1819         if ($pid) {     # parent
1820             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
1821             print OPENSSL "$state\n";
1822             print OPENSSL "$city\n";
1823             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
1824             print OPENSSL "$ou\n";
1825             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'} CA\n";
1826             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
1827             close (OPENSSL);
1828             if ($?) {
1829                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1830                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1831                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1832                 goto ROOTCERT_ERROR;
1833             }
1834         } else {        # child
1835             unless (exec ('/usr/bin/openssl', 'req', '-x509', '-nodes',
1836                         '-days', '999999', '-newkey', 'rsa:4096', '-sha512',
1837                         '-keyout', "${General::swroot}/ovpn/ca/cakey.pem",
1838                         '-out', "${General::swroot}/ovpn/ca/cacert.pem",
1839                         '-config',"${General::swroot}/ovpn/openssl/ovpn.cnf")) {
1840                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1841                 goto ROOTCERT_ERROR;
1842             }
1843         }
1844
1845         # Create the Host certificate request
1846         $pid = open(OPENSSL, "|-");
1847         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1848         if ($pid) {     # parent
1849             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
1850             print OPENSSL "$state\n";
1851             print OPENSSL "$city\n";
1852             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
1853             print OPENSSL "$ou\n";
1854             print OPENSSL "$cgiparams{'ROOTCERT_HOSTNAME'}\n";
1855             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
1856             print OPENSSL ".\n";
1857             print OPENSSL ".\n";
1858             close (OPENSSL);
1859             if ($?) {
1860                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1861                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1862                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1863                 goto ROOTCERT_ERROR;
1864             }
1865         } else {        # child
1866             unless (exec ('/usr/bin/openssl', 'req', '-nodes',
1867                         '-newkey', 'rsa:4096',
1868                         '-keyout', "${General::swroot}/ovpn/certs/serverkey.pem",
1869                         '-out', "${General::swroot}/ovpn/certs/serverreq.pem",
1870                         '-extensions', 'server',
1871                         '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf" )) {
1872                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1873                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1874                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1875                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1876                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1877                 goto ROOTCERT_ERROR;
1878             }
1879         }
1880
1881         # Sign the host certificate request
1882         # This system call is safe, because all argeuments are passed as an array.
1883         system('/usr/bin/openssl', 'ca', '-days', '999999',
1884                 '-batch', '-notext',
1885                 '-in',  "${General::swroot}/ovpn/certs/serverreq.pem",
1886                 '-out', "${General::swroot}/ovpn/certs/servercert.pem",
1887                 '-extensions', 'server',
1888                 '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf");
1889         if ($?) {
1890             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1891             unlink ("${General::swroot}/ovpn/ca/cakey.pem");
1892             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1893             unlink ("${General::swroot}/ovpn/serverkey.pem");
1894             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1895             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1896             &newcleanssldatabase();
1897             goto ROOTCERT_ERROR;
1898         } else {
1899             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
1900             &deletebackupcert();
1901         }
1902
1903         # Create an empty CRL
1904         # System call is safe, because all arguments are passed as array.
1905         system('/usr/bin/openssl', 'ca', '-gencrl',
1906                 '-out', "${General::swroot}/ovpn/crls/cacrl.pem",
1907                 '-config', "${General::swroot}/ovpn/openssl/ovpn.cnf" );
1908         if ($?) {
1909             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1910             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1911             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1912             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1913             unlink ("${General::swroot}/ovpn/crls/cacrl.pem");
1914             &cleanssldatabase();
1915             goto ROOTCERT_ERROR;
1916 #       } else {
1917 #           &cleanssldatabase();
1918         }
1919         # Create ta.key for tls-auth
1920         # This system call is safe, because all arguments are passed as an array.
1921         system('/usr/sbin/openvpn', '--genkey', 'secret', "${General::swroot}/ovpn/certs/ta.key");
1922         if ($?) {
1923             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1924             &cleanssldatabase();
1925             goto ROOTCERT_ERROR;
1926         }
1927         goto ROOTCERT_SUCCESS;
1928     }
1929     ROOTCERT_ERROR:
1930     if ($cgiparams{'ACTION'} ne '') {
1931         &Header::showhttpheaders();
1932         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1933         &Header::openbigbox('100%', 'LEFT', '', '');
1934         if ($errormessage) {
1935             &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
1936             print "<class name='base'>$errormessage";
1937             print "&nbsp;</class>";
1938             &Header::closebox();
1939         }
1940         &Header::openbox('100%', 'LEFT', "$Lang::tr{'generate root/host certificates'}:");
1941         print <<END;
1942         <form method='post' enctype='multipart/form-data'>
1943         <table width='100%' border='0' cellspacing='1' cellpadding='0'>
1944         <tr><td width='30%' class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
1945             <td width='35%' class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_ORGANIZATION' value='$cgiparams{'ROOTCERT_ORGANIZATION'}' size='32' /></td>
1946             <td width='35%' colspan='2'>&nbsp;</td></tr>
1947         <tr><td class='base'>$Lang::tr{'ipfires hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
1948             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_HOSTNAME' value='$cgiparams{'ROOTCERT_HOSTNAME'}' size='32' /></td>
1949             <td colspan='2'>&nbsp;</td></tr>
1950         <tr><td class='base'>$Lang::tr{'your e-mail'}:</td>
1951             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_EMAIL' value='$cgiparams{'ROOTCERT_EMAIL'}' size='32' /></td>
1952             <td colspan='2'>&nbsp;</td></tr>
1953         <tr><td class='base'>$Lang::tr{'your department'}:</td>
1954             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_OU' value='$cgiparams{'ROOTCERT_OU'}' size='32' /></td>
1955             <td colspan='2'>&nbsp;</td></tr>
1956         <tr><td class='base'>$Lang::tr{'city'}:</td>
1957             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_CITY' value='$cgiparams{'ROOTCERT_CITY'}' size='32' /></td>
1958             <td colspan='2'>&nbsp;</td></tr>
1959         <tr><td class='base'>$Lang::tr{'state or province'}:</td>
1960             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_STATE' value='$cgiparams{'ROOTCERT_STATE'}' size='32' /></td>
1961             <td colspan='2'>&nbsp;</td></tr>
1962         <tr><td class='base'>$Lang::tr{'country'}:</td>
1963             <td class='base'><select name='ROOTCERT_COUNTRY'>
1964
1965 END
1966         ;
1967         foreach my $country (sort keys %{Countries::countries}) {
1968             print "<option value='$Countries::countries{$country}'";
1969             if ( $Countries::countries{$country} eq $cgiparams{'ROOTCERT_COUNTRY'} ) {
1970                 print " selected='selected'";
1971             }
1972             print ">$country</option>";
1973         }
1974         print <<END;
1975             </select></td>
1976
1977         <tr><td>&nbsp;</td>
1978             <td><input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' /></td>
1979             <td>&nbsp;</td><td>&nbsp;</td></tr>
1980         <tr><td class='base' colspan='4' align='left'>
1981             <img src='/blob.gif' valign='top' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
1982         <tr><td colspan='2'><br></td></tr>
1983         </table>
1984
1985         <table width='100%'>
1986         <tr><td colspan='4'><hr></td></tr>
1987         <tr><td class='base' nowrap='nowrap'>$Lang::tr{'upload p12 file'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
1988             <td nowrap='nowrap'><input type='file' name='FH' size='32'></td>
1989             <td colspan='2'>&nbsp;</td></tr>
1990         <tr><td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
1991             <td class='base' nowrap='nowrap'><input type='password' name='P12_PASS' value='$cgiparams{'P12_PASS'}' size='32' /></td>
1992             <td colspan='2'>&nbsp;</td></tr>
1993         <tr><td>&nbsp;</td>
1994             <td><input type='submit' name='ACTION' value='$Lang::tr{'upload p12 file'}' /></td>
1995             <td colspan='2'>&nbsp;</td></tr>
1996         <tr><td class='base' colspan='4' align='left'>
1997             <img src='/blob.gif' valign='top' alt='*' >&nbsp;$Lang::tr{'required field'}</td>
1998         </tr>
1999         </form></table>
2000 END
2001         ;
2002         &Header::closebox();
2003         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2004         &Header::closebigbox();
2005         &Header::closepage();
2006         exit(0)
2007     }
2008
2009     ROOTCERT_SUCCESS:
2010     &General::system("chmod", "600", "${General::swroot}/ovpn/certs/serverkey.pem");
2011 #    if ($vpnsettings{'ENABLED'} eq 'on' ||
2012 #       $vpnsettings{'ENABLE_BLUE'} eq 'on') {
2013 #       system('/usr/local/bin/ipsecctrl', 'S');
2014 #    }
2015
2016 ###
2017 ### Enable/Disable connection
2018 ###
2019
2020 ###
2021 # m.a.d net2net
2022 ###
2023
2024 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
2025
2026     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2027     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2028     my $n2nactive = '';
2029     my @ps = &General::system_output("/bin/ps", "ax");
2030
2031     if(grep(/$confighash{$cgiparams{'KEY'}}[1]/, @ps)) {
2032         $n2nactive = "1";
2033     }
2034
2035     if ($confighash{$cgiparams{'KEY'}}) {
2036                 if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
2037                         $confighash{$cgiparams{'KEY'}}[0] = 'on';
2038                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2039
2040                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2041                                 &General::system("/usr/local/bin/openvpnctrl", "-sn2n", "$confighash{$cgiparams{'KEY'}}[1]");
2042                                 &writecollectdconf();
2043                         }
2044                 } else {
2045
2046                         $confighash{$cgiparams{'KEY'}}[0] = 'off';
2047                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2048
2049                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2050                                 if ($n2nactive ne '') {
2051                                         &General::system("/usr/local/bin/openvpnctrl", "-kn2n", "$confighash{$cgiparams{'KEY'}}[1]");
2052                                         &writecollectdconf();
2053                                 }
2054                         }
2055                 }
2056   }
2057
2058 ###
2059 ### Download OpenVPN client package
2060 ###
2061
2062
2063 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'dl client arch'}) {
2064     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2065     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2066     my $file = '';
2067     my $clientovpn = '';
2068     my @fileholder;
2069     my $tempdir = tempdir( CLEANUP => 1 );
2070     my $zippath = "$tempdir/";
2071
2072 ###
2073 # m.a.d net2net
2074 ###
2075
2076 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2077
2078         my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-Client.zip";
2079         my $zippathname = "$zippath$zipname";
2080         $clientovpn = "$confighash{$cgiparams{'KEY'}}[1].conf";
2081         my @ovsubnettemp =  split(/\./,$confighash{$cgiparams{'KEY'}}[27]);
2082         my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
2083         my $tunmtu = '';
2084         my @remsubnet = split(/\//,$confighash{$cgiparams{'KEY'}}[8]);
2085         my $n2nfragment = '';
2086
2087     open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2088     flock CLIENTCONF, 2;
2089
2090     my $zip = Archive::Zip->new();
2091    print CLIENTCONF "# IPFire n2n Open VPN Client Config by ummeegge und m.a.d\n";
2092    print CLIENTCONF "# \n";
2093    print CLIENTCONF "# User Security\n";
2094    print CLIENTCONF "user nobody\n";
2095    print CLIENTCONF "group nobody\n";
2096    print CLIENTCONF "persist-tun\n";
2097    print CLIENTCONF "persist-key\n";
2098    print CLIENTCONF "script-security 2\n";
2099    print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
2100    print CLIENTCONF "remote $vpnsettings{'VPN_IP'}\n";
2101    print CLIENTCONF "float\n";
2102    print CLIENTCONF "# IP adresses of the VPN Subnet\n";
2103    print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
2104    print CLIENTCONF "# Server Gateway Network\n";
2105    print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
2106    print CLIENTCONF "# tun Device\n";
2107    print CLIENTCONF "dev tun\n";
2108    print CLIENTCONF "#Logfile for statistics\n";
2109    print CLIENTCONF "status-version 1\n";
2110    print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
2111    print CLIENTCONF "# Port and Protokoll\n";
2112    print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n";
2113
2114    if ($confighash{$cgiparams{'KEY'}}[28] eq 'tcp') {
2115    print CLIENTCONF "proto tcp4-client\n";
2116    print CLIENTCONF "# Packet size\n";
2117    if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1400'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
2118    print CLIENTCONF "tun-mtu $tunmtu\n";
2119    }
2120
2121    if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
2122    print CLIENTCONF "proto udp4\n";
2123    print CLIENTCONF "# Paketsize\n";
2124    if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1500'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
2125    print CLIENTCONF "tun-mtu $tunmtu\n";
2126    if ($confighash{$cgiparams{'KEY'}}[24] ne '') {print CLIENTCONF "fragment $confighash{$cgiparams{'KEY'}}[24]\n";}
2127    if ($confighash{$cgiparams{'KEY'}}[23] eq 'on') {print CLIENTCONF "mssfix\n";} else { print CLIENTCONF "mssfix 0\n"; }
2128    }
2129    # Check host certificate if X509 is RFC3280 compliant.
2130    # If not, old --ns-cert-type directive will be used.
2131    # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
2132    my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
2133    if (! grep(/TLS Web Server Authentication/, @hostcert)) {
2134                print CLIENTCONF "ns-cert-type server\n";
2135    } else {
2136                print CLIENTCONF "remote-cert-tls server\n";
2137    }
2138    print CLIENTCONF "# Auth. Client\n";
2139    print CLIENTCONF "tls-client\n";
2140    print CLIENTCONF "# Cipher\n";
2141    print CLIENTCONF "cipher $confighash{$cgiparams{'KEY'}}[40]\n";
2142     if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2143          print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2144      $zip->addFile( "${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";
2145    }
2146
2147    # If GCM cipher is used, do not use --auth
2148    if (($confighash{$cgiparams{'KEY'}}[40] eq 'AES-256-GCM') ||
2149        ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-192-GCM') ||
2150        ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-128-GCM')) {
2151         print CLIENTCONF unless "# HMAC algorithm\n";
2152         print CLIENTCONF unless "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2153    } else {
2154         print CLIENTCONF "# HMAC algorithm\n";
2155         print CLIENTCONF "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2156    }
2157
2158    if ($confighash{$cgiparams{'KEY'}}[30] eq 'on') {
2159    print CLIENTCONF "# Enable Compression\n";
2160    print CLIENTCONF "comp-lzo\n";
2161      }
2162    print CLIENTCONF "# Debug Level\n";
2163    print CLIENTCONF "verb 3\n";
2164    print CLIENTCONF "# Tunnel check\n";
2165    print CLIENTCONF "keepalive 10 60\n";
2166    print CLIENTCONF "# Start as daemon\n";
2167    print CLIENTCONF "daemon $confighash{$cgiparams{'KEY'}}[1]n2n\n";
2168    print CLIENTCONF "writepid /var/run/$confighash{$cgiparams{'KEY'}}[1]n2n.pid\n";
2169    print CLIENTCONF "# Activate Management Interface and Port\n";
2170    if ($confighash{$cgiparams{'KEY'}}[22] eq '') {print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[29]\n"}
2171     else {print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[22]\n"};
2172    print CLIENTCONF "# remsub $confighash{$cgiparams{'KEY'}}[11]\n";
2173   if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2174         print CLIENTCONF "providers legacy default\n";
2175   }
2176
2177
2178
2179     close(CLIENTCONF);
2180
2181     $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2182     my $status = $zip->writeToFileNamed($zippathname);
2183
2184     open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2185     @fileholder = <DLFILE>;
2186     print "Content-Type:application/x-download\n";
2187     print "Content-Disposition:attachment;filename=$zipname\n\n";
2188     print @fileholder;
2189     exit (0);
2190 }
2191 else
2192 {
2193         my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.zip";
2194         my $zippathname = "$zippath$zipname";
2195         $clientovpn = "$confighash{$cgiparams{'KEY'}}[1]-TO-IPFire.ovpn";
2196
2197 ###
2198 # m.a.d net2net
2199 ###
2200
2201     open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2202     flock CLIENTCONF, 2;
2203
2204     my $zip = Archive::Zip->new();
2205
2206     print CLIENTCONF "#OpenVPN Client conf\r\n";
2207     print CLIENTCONF "tls-client\r\n";
2208     print CLIENTCONF "client\r\n";
2209     print CLIENTCONF "nobind\r\n";
2210     print CLIENTCONF "dev tun\r\n";
2211     print CLIENTCONF "proto $vpnsettings{'DPROTOCOL'}\r\n";
2212     print CLIENTCONF "tun-mtu $vpnsettings{'DMTU'}\r\n";
2213
2214     if ( $vpnsettings{'ENABLED'} eq 'on'){
2215         print CLIENTCONF "remote $vpnsettings{'VPN_IP'} $vpnsettings{'DDEST_PORT'}\r\n";
2216         if ( $vpnsettings{'ENABLED_BLUE'} eq 'on' && (&haveBlueNet())){
2217             print CLIENTCONF "#comment the above line and uncomment the next line, if you want to connect on the Blue interface\r\n";
2218             print CLIENTCONF ";remote $netsettings{'BLUE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2219         }
2220         if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2221             print CLIENTCONF "#comment the above line and uncomment the next line, if you want to connect on the Orange interface\r\n";
2222             print CLIENTCONF ";remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2223         }
2224     } elsif ( $vpnsettings{'ENABLED_BLUE'} eq 'on' && (&haveBlueNet())){
2225         print CLIENTCONF "remote $netsettings{'BLUE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2226         if ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2227             print CLIENTCONF "#comment the above line and uncomment the next line, if you want to connect on the Orange interface\r\n";
2228             print CLIENTCONF ";remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2229         }
2230     } elsif ( $vpnsettings{'ENABLED_ORANGE'} eq 'on' && (&haveOrangeNet())){
2231         print CLIENTCONF "remote $netsettings{'ORANGE_ADDRESS'} $vpnsettings{'DDEST_PORT'}\r\n";
2232     }
2233
2234     my $file_crt = new File::Temp( UNLINK => 1 );
2235     my $file_key = new File::Temp( UNLINK => 1 );
2236     my $include_certs = 0;
2237
2238     if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2239         if ($cgiparams{'MODE'} eq 'insecure') {
2240                 $include_certs = 1;
2241
2242                 # Add the CA
2243                 print CLIENTCONF ";ca cacert.pem\r\n";
2244                 $zip->addFile("${General::swroot}/ovpn/ca/cacert.pem", "cacert.pem")  or die "Can't add file cacert.pem\n";
2245
2246                 # Extract the certificate
2247                 # This system call is safe, because all arguments are passed as an array.
2248                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2249                         system('/usr/bin/openssl', 'pkcs12', '-legacy', '-in', "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12",
2250                                 '-clcerts', '-nokeys', '-nodes', '-out', "$file_crt" , '-passin', 'pass:');
2251                         if ($?) {
2252                                 die "openssl error: $?";
2253                         }
2254                 } else {
2255                         system('/usr/bin/openssl', 'pkcs12', '-in', "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12",
2256                                 '-clcerts', '-nokeys', '-nodes', '-out', "$file_crt" , '-passin', 'pass:');
2257                         if ($?) {
2258                                 die "openssl error: $?";
2259                         }
2260                 }
2261
2262                 $zip->addFile("$file_crt", "$confighash{$cgiparams{'KEY'}}[1].pem") or die;
2263                 print CLIENTCONF ";cert $confighash{$cgiparams{'KEY'}}[1].pem\r\n";
2264
2265                 # Extract the key
2266                 # This system call is safe, because all arguments are passed as an array.
2267                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2268                         system('/usr/bin/openssl', 'pkcs12', '-legacy', '-in', "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12",
2269                                 '-nocerts', '-nodes', '-out', "$file_key", '-passin', 'pass:');
2270                         if ($?) {
2271                                 die "openssl error: $?";
2272                         }
2273                 } else {
2274                         system('/usr/bin/openssl', 'pkcs12', '-in', "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12",
2275                                 '-nocerts', '-nodes', '-out', "$file_key", '-passin', 'pass:');
2276                         if ($?) {
2277                                 die "openssl error: $?";
2278                         }
2279                 }
2280
2281                 $zip->addFile("$file_key", "$confighash{$cgiparams{'KEY'}}[1].key") or die;
2282                 print CLIENTCONF ";key $confighash{$cgiparams{'KEY'}}[1].key\r\n";
2283         } else {
2284                 print CLIENTCONF "pkcs12 $confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2285                 $zip->addFile( "${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";
2286         }
2287     } else {
2288         print CLIENTCONF "ca cacert.pem\r\n";
2289         print CLIENTCONF "cert $confighash{$cgiparams{'KEY'}}[1]cert.pem\r\n";
2290         print CLIENTCONF "key $confighash{$cgiparams{'KEY'}}[1].key\r\n";
2291         $zip->addFile( "${General::swroot}/ovpn/ca/cacert.pem", "cacert.pem")  or die "Can't add file cacert.pem\n";
2292         $zip->addFile( "${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";
2293     }
2294     print CLIENTCONF "cipher $vpnsettings{DCIPHER}\r\n";
2295         print CLIENTCONF "auth $vpnsettings{'DAUTH'}\r\n";
2296
2297     if ($vpnsettings{'TLSAUTH'} eq 'on') {
2298         if ($cgiparams{'MODE'} eq 'insecure') {
2299                 print CLIENTCONF ";";
2300         }
2301         print CLIENTCONF "tls-auth ta.key\r\n";
2302         $zip->addFile( "${General::swroot}/ovpn/certs/ta.key", "ta.key")  or die "Can't add file ta.key\n";
2303     }
2304     if ($vpnsettings{DCOMPLZO} eq 'on') {
2305         print CLIENTCONF "comp-lzo\r\n";
2306     }
2307     print CLIENTCONF "verb 3\r\n";
2308         # Check host certificate if X509 is RFC3280 compliant.
2309         # If not, old --ns-cert-type directive will be used.
2310         # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
2311         my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
2312         if (! grep(/TLS Web Server Authentication/, @hostcert)) {
2313                 print CLIENTCONF "ns-cert-type server\r\n";
2314         } else {
2315                 print CLIENTCONF "remote-cert-tls server\r\n";
2316         }
2317     print CLIENTCONF "verify-x509-name $vpnsettings{ROOTCERT_HOSTNAME} name\r\n";
2318     if ($vpnsettings{MSSFIX} eq 'on') {
2319         print CLIENTCONF "mssfix\r\n";
2320     } else {
2321         print CLIENTCONF "mssfix 0\r\n";
2322     }
2323     if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{DPROTOCOL} ne 'tcp' ) {
2324         print CLIENTCONF "fragment $vpnsettings{'FRAGMENT'}\r\n";
2325     }
2326
2327     # Disable storing any credentials in memory
2328     print CLIENTCONF "auth-nocache\r\n";
2329
2330     # Set a fake user name for authentication
2331     print CLIENTCONF "auth-token-user USER\r\n";
2332     print CLIENTCONF "auth-token TOTP\r\n";
2333
2334     # If the server is asking for TOTP this needs to happen interactively
2335     print CLIENTCONF "auth-retry interact\r\n";
2336
2337     # Add provider line if certificate is legacy type
2338     if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2339         print CLIENTCONF "providers legacy default\r\n";
2340     }
2341
2342     if ($include_certs) {
2343         print CLIENTCONF "\r\n";
2344
2345         # CA
2346         open(FILE, "<${General::swroot}/ovpn/ca/cacert.pem");
2347         print CLIENTCONF "<ca>\r\n";
2348         while (<FILE>) {
2349                 chomp($_);
2350                 print CLIENTCONF "$_\r\n";
2351         }
2352         print CLIENTCONF "</ca>\r\n\r\n";
2353         close(FILE);
2354
2355         # Cert
2356         open(FILE, "<$file_crt");
2357         print CLIENTCONF "<cert>\r\n";
2358         while (<FILE>) {
2359                 chomp($_);
2360                 print CLIENTCONF "$_\r\n";
2361         }
2362         print CLIENTCONF "</cert>\r\n\r\n";
2363         close(FILE);
2364
2365         # Key
2366         open(FILE, "<$file_key");
2367         print CLIENTCONF "<key>\r\n";
2368         while (<FILE>) {
2369                 chomp($_);
2370                 print CLIENTCONF "$_\r\n";
2371         }
2372         print CLIENTCONF "</key>\r\n\r\n";
2373         close(FILE);
2374
2375         # TLS auth
2376         if ($vpnsettings{'TLSAUTH'} eq 'on') {
2377                 open(FILE, "<${General::swroot}/ovpn/certs/ta.key");
2378                 print CLIENTCONF "<tls-auth>\r\n";
2379                 while (<FILE>) {
2380                         chomp($_);
2381                         print CLIENTCONF "$_\r\n";
2382                 }
2383                 print CLIENTCONF "</tls-auth>\r\n\r\n";
2384                 close(FILE);
2385         }
2386     }
2387
2388     # Print client.conf.local if entries exist to client.ovpn
2389     if (!-z $local_clientconf && $vpnsettings{'ADDITIONAL_CONFIGS'} eq 'on') {
2390        open (LCC, "$local_clientconf");
2391                print CLIENTCONF "\n#---------------------------\n";
2392                print CLIENTCONF "# Start of custom directives\n";
2393                print CLIENTCONF "# from client.conf.local\n";
2394                print CLIENTCONF "#---------------------------\n\n";
2395        while (<LCC>) {
2396                print CLIENTCONF $_;
2397        }
2398                print CLIENTCONF "\n#---------------------------\n";
2399                print CLIENTCONF "# End of custom directives\n";
2400                print CLIENTCONF "#---------------------------\n\n";
2401        close (LCC);
2402     }
2403     close(CLIENTCONF);
2404
2405     $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2406     my $status = $zip->writeToFileNamed($zippathname);
2407
2408     open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2409     @fileholder = <DLFILE>;
2410     print "Content-Type:application/x-download\n";
2411     print "Content-Disposition:attachment;filename=$zipname\n\n";
2412     print @fileholder;
2413     exit (0);
2414    }
2415
2416
2417
2418 ###
2419 ### Remove connection
2420 ###
2421
2422
2423 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove'}) {
2424         &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
2425         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2426
2427         if ($confighash{$cgiparams{'KEY'}}) {
2428                 # Revoke certificate if certificate was deleted and rewrite the CRL
2429                 &General::system("/usr/bin/openssl", "ca", "-revoke", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem", "-config", "${General::swroot}/ovpn/openssl/ovpn.cnf");
2430                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "${General::swroot}/ovpn/openssl/ovpn.cnf");
2431
2432 ###
2433 # m.a.d net2net
2434 ###
2435
2436                 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
2437                         # Stop the N2N connection before it is removed
2438                         &General::system("/usr/local/bin/openvpnctrl", "-kn2n", "$confighash{$cgiparams{'KEY'}}[1]");
2439
2440                         my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
2441                         my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2442                         unlink ($certfile);
2443                         unlink ($conffile);
2444
2445                         if (-e "${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") {
2446                                 rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
2447                         }
2448                 }
2449
2450                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2451                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2452
2453 # A.Marx CCD delete ccd files and routes
2454
2455                 if (-f "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]")
2456                 {
2457                         unlink "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]";
2458                 }
2459
2460                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2461                 foreach my $key (keys %ccdroutehash) {
2462                         if ($ccdroutehash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2463                                 delete $ccdroutehash{$key};
2464                         }
2465                 }
2466                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2467
2468                 &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2469                 foreach my $key (keys %ccdroute2hash) {
2470                         if ($ccdroute2hash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2471                                 delete $ccdroute2hash{$key};
2472                         }
2473                 }
2474                 &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2475                 &writeserverconf;
2476
2477 # CCD end
2478                 # Update collectd configuration and delete all RRD files of the removed connection
2479                 &writecollectdconf();
2480                 &General::system("/usr/local/bin/openvpnctrl", "-drrd", "$confighash{$cgiparams{'KEY'}}[1]");
2481
2482                 delete $confighash{$cgiparams{'KEY'}};
2483                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "${General::swroot}/ovpn/openssl/ovpn.cnf");
2484                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2485
2486         } else {
2487                 $errormessage = $Lang::tr{'invalid key'};
2488         }
2489         &General::firewall_reload();
2490
2491 ###
2492 ### Download PKCS12 file
2493 ###
2494 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download pkcs12 file'}) {
2495     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2496
2497     print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . ".p12\r\n";
2498     print "Content-Type: application/octet-stream\r\n\r\n";
2499
2500     open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2501     my @tmp = <FILE>;
2502     close(FILE);
2503
2504     print @tmp;
2505     exit (0);
2506
2507 ###
2508 ### Display certificate
2509 ###
2510 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show certificate'}) {
2511     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2512
2513     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
2514         &Header::showhttpheaders();
2515         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2516         &Header::openbigbox('100%', 'LEFT', '', '');
2517         &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate'}:");
2518         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2519         my $output = &Header::cleanhtml(join("", @output), "y");
2520         print "<pre>$output</pre>\n";
2521         &Header::closebox();
2522         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2523         &Header::closebigbox();
2524         &Header::closepage();
2525         exit(0);
2526     }
2527
2528 ###
2529 ### Display OTP QRCode
2530 ###
2531 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show otp qrcode'}) {
2532    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2533
2534    my $qrcode = Imager::QRCode->new(
2535       size          => 6,
2536       margin        => 0,
2537       version       => 0,
2538       level         => 'M',
2539       mode          => '8-bit',
2540       casesensitive => 1,
2541       lightcolor    => Imager::Color->new(255, 255, 255),
2542       darkcolor     => Imager::Color->new(0, 0, 0),
2543    );
2544    my $cn = uri_encode($confighash{$cgiparams{'KEY'}}[2]);
2545    my $secret = encode_base32(pack('H*', $confighash{$cgiparams{'KEY'}}[44]));
2546    my $issuer = uri_encode("$mainsettings{'HOSTNAME'}.$mainsettings{'DOMAINNAME'}");
2547    my $qrcodeimg = $qrcode->plot("otpauth://totp/$cn?secret=$secret&issuer=$issuer");
2548    my $qrcodeimgdata;
2549    $qrcodeimg->write(data => \$qrcodeimgdata, type=> 'png')
2550       or die $qrcodeimg->errstr;
2551    $qrcodeimgdata = encode_base64($qrcodeimgdata, '');
2552
2553    &Header::showhttpheaders();
2554    &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2555    &Header::openbigbox('100%', 'LEFT', '', '');
2556    &Header::openbox('100%', 'LEFT', "$Lang::tr{'otp qrcode'}:");
2557    print <<END;
2558 $Lang::tr{'secret'}:&nbsp;$secret</br></br>
2559 <img alt="$Lang::tr{'otp qrcode'}" src="data:image/png;base64,$qrcodeimgdata">
2560 END
2561    &Header::closebox();
2562    print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2563    &Header::closebigbox();
2564    &Header::closepage();
2565    exit(0);
2566
2567 ###
2568 ### Display Diffie-Hellman key
2569 ###
2570 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show dh'}) {
2571
2572     if (! -e "$dhparameter") {
2573         $errormessage = $Lang::tr{'not present'};
2574         } else {
2575                 &Header::showhttpheaders();
2576                 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2577                 &Header::openbigbox('100%', 'LEFT', '', '');
2578                 &Header::openbox('100%', 'LEFT', "$Lang::tr{'dh'}:");
2579                 my @output = &General::system_output("/usr/bin/openssl", "dhparam", "-text", "-in", "$dhparameter");
2580                 my $output = &Header::cleanhtml(join("", @output) ,"y");
2581                 print "<pre>$output</pre>\n";
2582                 &Header::closebox();
2583                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2584                 &Header::closebigbox();
2585                 &Header::closepage();
2586                 exit(0);
2587     }
2588
2589 ###
2590 ### Display tls-auth key
2591 ###
2592 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show tls-auth key'}) {
2593
2594     if (! -e "${General::swroot}/ovpn/certs/ta.key") {
2595         $errormessage = $Lang::tr{'not present'};
2596         } else {
2597                 &Header::showhttpheaders();
2598                 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2599                 &Header::openbigbox('100%', 'LEFT', '', '');
2600                 &Header::openbox('100%', 'LEFT', "$Lang::tr{'ta key'}:");
2601
2602                 open(FILE, "${General::swroot}/ovpn/certs/ta.key");
2603                 my @output = <FILE>;
2604                 close(FILE);
2605
2606                 my $output = &Header::cleanhtml(join("", @output),"y");
2607                 print "<pre>$output</pre>\n";
2608                 &Header::closebox();
2609                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2610                 &Header::closebigbox();
2611                 &Header::closepage();
2612                 exit(0);
2613     }
2614
2615 ###
2616 ### Display Certificate Revoke List
2617 ###
2618 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show crl'}) {
2619 #    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2620
2621     if (! -e "${General::swroot}/ovpn/crls/cacrl.pem") {
2622         $errormessage = $Lang::tr{'not present'};
2623         } else {
2624         &Header::showhttpheaders();
2625         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2626         &Header::openbigbox('100%', 'LEFT', '', '');
2627         &Header::openbox('100%', 'LEFT', "$Lang::tr{'crl'}:");
2628         my @output = &General::system_output("/usr/bin/openssl", "crl", "-text", "-noout", "-in", "${General::swroot}/ovpn/crls/cacrl.pem");
2629         my $output = &Header::cleanhtml(join("", @output), "y");
2630         print "<pre>$output</pre>\n";
2631         &Header::closebox();
2632         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2633         &Header::closebigbox();
2634         &Header::closepage();
2635         exit(0);
2636     }
2637
2638 ###
2639 ### Advanced Server Settings
2640 ###
2641
2642 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'advanced server'}) {
2643     %cgiparams = ();
2644     %cahash = ();
2645     %confighash = ();
2646     my $disabled;
2647     &General::readhash("${General::swroot}/ovpn/settings", \%cgiparams);
2648     read_routepushfile;
2649
2650
2651 #    if ($cgiparams{'CLIENT2CLIENT'} eq '') {
2652 #       $cgiparams{'CLIENT2CLIENT'} =  'on';
2653 #    }
2654 ADV_ERROR:
2655     if ($cgiparams{'MAX_CLIENTS'} eq '') {
2656                 $cgiparams{'MAX_CLIENTS'} =  '100';
2657     }
2658     if ($cgiparams{'KEEPALIVE_1'} eq '') {
2659                 $cgiparams{'KEEPALIVE_1'} =  '10';
2660     }
2661     if ($cgiparams{'KEEPALIVE_2'} eq '') {
2662                 $cgiparams{'KEEPALIVE_2'} =  '60';
2663     }
2664     if ($cgiparams{'LOG_VERB'} eq '') {
2665                 $cgiparams{'LOG_VERB'} =  '3';
2666     }
2667     if ($cgiparams{'TLSAUTH'} eq '') {
2668                 $cgiparams{'TLSAUTH'} = 'off';
2669     }
2670     $checked{'CLIENT2CLIENT'}{'off'} = '';
2671     $checked{'CLIENT2CLIENT'}{'on'} = '';
2672     $checked{'CLIENT2CLIENT'}{$cgiparams{'CLIENT2CLIENT'}} = 'CHECKED';
2673     $checked{'REDIRECT_GW_DEF1'}{'off'} = '';
2674     $checked{'REDIRECT_GW_DEF1'}{'on'} = '';
2675     $checked{'REDIRECT_GW_DEF1'}{$cgiparams{'REDIRECT_GW_DEF1'}} = 'CHECKED';
2676     $checked{'DCOMPLZO'}{'off'} = '';
2677     $checked{'DCOMPLZO'}{'on'} = '';
2678     $checked{'DCOMPLZO'}{$cgiparams{'DCOMPLZO'}} = 'CHECKED';
2679     $checked{'ADDITIONAL_CONFIGS'}{'off'} = '';
2680     $checked{'ADDITIONAL_CONFIGS'}{'on'} = '';
2681     $checked{'ADDITIONAL_CONFIGS'}{$cgiparams{'ADDITIONAL_CONFIGS'}} = 'CHECKED';
2682     $checked{'MSSFIX'}{'off'} = '';
2683     $checked{'MSSFIX'}{'on'} = '';
2684     $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
2685     $selected{'LOG_VERB'}{'0'} = '';
2686     $selected{'LOG_VERB'}{'1'} = '';
2687     $selected{'LOG_VERB'}{'2'} = '';
2688     $selected{'LOG_VERB'}{'3'} = '';
2689     $selected{'LOG_VERB'}{'4'} = '';
2690     $selected{'LOG_VERB'}{'5'} = '';
2691     $selected{'LOG_VERB'}{'6'} = '';
2692     $selected{'LOG_VERB'}{'7'} = '';
2693     $selected{'LOG_VERB'}{'8'} = '';
2694     $selected{'LOG_VERB'}{'9'} = '';
2695     $selected{'LOG_VERB'}{'10'} = '';
2696     $selected{'LOG_VERB'}{'11'} = '';
2697     $selected{'LOG_VERB'}{$cgiparams{'LOG_VERB'}} = 'SELECTED';
2698
2699     &Header::showhttpheaders();
2700     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
2701     &Header::openbigbox('100%', 'LEFT', '', $errormessage);
2702     if ($errormessage) {
2703         &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
2704         print "<class name='base'>$errormessage\n";
2705         print "&nbsp;</class>\n";
2706         &Header::closebox();
2707     }
2708     &Header::openbox('100%', 'LEFT', $Lang::tr{'advanced server'});
2709     print <<END;
2710     <form method='post' enctype='multipart/form-data'>
2711 <table width='100%' border=0>
2712         <tr>
2713                 <td colspan='4'><b>$Lang::tr{'dhcp-options'}</b></td>
2714     </tr>
2715     <tr>
2716                 <td width='25%'></td> <td width='20%'> </td><td width='25%'> </td><td width='30%'></td>
2717     </tr>
2718     <tr>
2719                 <td class='base'>Domain</td>
2720         <td><input type='TEXT' name='DHCP_DOMAIN' value='$cgiparams{'DHCP_DOMAIN'}' size='30'  /></td>
2721     </tr>
2722     <tr>
2723                 <td class='base'>DNS</td>
2724                 <td><input type='TEXT' name='DHCP_DNS' value='$cgiparams{'DHCP_DNS'}' size='30' /></td>
2725     </tr>
2726     <tr>
2727                 <td class='base'>WINS</td>
2728                 <td><input type='TEXT' name='DHCP_WINS' value='$cgiparams{'DHCP_WINS'}' size='30' /></td>
2729         </tr>
2730     <tr>
2731                 <td colspan='4'><b>$Lang::tr{'ovpn routes push options'}</b></td>
2732     </tr>
2733     <tr>
2734                 <td class='base'>$Lang::tr{'ovpn routes push'}</td>
2735                 <td colspan='2'>
2736                 <textarea name='ROUTES_PUSH' cols='26' rows='6' wrap='off'>
2737 END
2738 ;
2739
2740 if ($cgiparams{'ROUTES_PUSH'} ne '')
2741 {
2742         print $cgiparams{'ROUTES_PUSH'};
2743 }
2744
2745 print <<END;
2746 </textarea></td>
2747 </tr>
2748     </tr>
2749 </table>
2750 <hr size='1'>
2751 <table width='100%'>
2752         <tr>
2753                 <td class='base'><b>$Lang::tr{'misc-options'}</b></td>
2754         </tr>
2755
2756         <tr>
2757                 <td width='20%'></td> <td width='15%'> </td><td width='35%'> </td><td width='20%'></td><td width='35%'></td>
2758         </tr>
2759
2760         <tr>
2761                 <td class='base'>Client-To-Client</td>
2762                 <td><input type='checkbox' name='CLIENT2CLIENT' $checked{'CLIENT2CLIENT'}{'on'} /></td>
2763         </tr>
2764
2765         <tr>
2766                 <td class='base'>Redirect-Gateway def1</td>
2767                 <td><input type='checkbox' name='REDIRECT_GW_DEF1' $checked{'REDIRECT_GW_DEF1'}{'on'} /></td>
2768         </tr>
2769
2770     <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'}</td>
2771         <td><input type='checkbox' name='DCOMPLZO' $checked{'DCOMPLZO'}{'on'} /></td>
2772         <td>$Lang::tr{'openvpn default'}: off <font color='red'>($Lang::tr{'attention'} exploitable via Voracle)</font></td>
2773     </tr>
2774
2775         <tr>
2776                 <td class='base'>$Lang::tr{'ovpn add conf'}</td>
2777                 <td><input type='checkbox' name='ADDITIONAL_CONFIGS' $checked{'ADDITIONAL_CONFIGS'}{'on'} /></td>
2778                 <td>$Lang::tr{'openvpn default'}: off</td>
2779         </tr>
2780
2781         <tr>
2782                 <td class='base'>mssfix</td>
2783                 <td><input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} /></td>
2784                 <td>$Lang::tr{'openvpn default'}: off</td>
2785         </tr>
2786
2787         <tr>
2788                 <td class='base'>fragment <br></td>
2789                 <td><input type='TEXT' name='FRAGMENT' value='$cgiparams{'FRAGMENT'}' size='10' /></td>
2790         </tr>
2791
2792
2793         <tr>
2794                 <td class='base'>Max-Clients</td>
2795                 <td><input type='text' name='MAX_CLIENTS' value='$cgiparams{'MAX_CLIENTS'}' size='10' /></td>
2796         </tr>
2797         <tr>
2798                 <td class='base'>Keepalive <br />
2799                 (ping/ping-restart)</td>
2800                 <td><input type='TEXT' name='KEEPALIVE_1' value='$cgiparams{'KEEPALIVE_1'}' size='10' /></td>
2801                 <td><input type='TEXT' name='KEEPALIVE_2' value='$cgiparams{'KEEPALIVE_2'}' size='10' /></td>
2802         </tr>
2803 </table>
2804
2805 <hr size='1'>
2806 <table width='100%'>
2807     <tr>
2808         <td class='base'><b>$Lang::tr{'log-options'}</b></td>
2809     </tr>
2810     <tr>
2811         <td width='20%'></td> <td width='30%'> </td><td width='25%'> </td><td width='25%'></td>
2812     </tr>
2813
2814     <tr><td class='base'>VERB</td>
2815         <td><select name='LOG_VERB'>
2816                         <option value='0'  $selected{'LOG_VERB'}{'0'}>0</option>
2817                         <option value='1'  $selected{'LOG_VERB'}{'1'}>1</option>
2818                         <option value='2'  $selected{'LOG_VERB'}{'2'}>2</option>
2819                         <option value='3'  $selected{'LOG_VERB'}{'3'}>3</option>
2820                         <option value='4'  $selected{'LOG_VERB'}{'4'}>4</option>
2821                         <option value='5'  $selected{'LOG_VERB'}{'5'}>5</option>
2822                         <option value='6'  $selected{'LOG_VERB'}{'6'}>6</option>
2823                         <option value='7'  $selected{'LOG_VERB'}{'7'}>7</option>
2824                         <option value='8'  $selected{'LOG_VERB'}{'8'}>8</option>
2825                         <option value='9'  $selected{'LOG_VERB'}{'9'}>9</option>
2826                         <option value='10' $selected{'LOG_VERB'}{'10'}>10</option>
2827                         <option value='11' $selected{'LOG_VERB'}{'11'}>11</option>
2828         </td></select>
2829     </table>
2830
2831 <hr size='1'>
2832 END
2833
2834 if ( -e "/var/run/openvpn.pid"){
2835 print"  <br><b><font color='#990000'>$Lang::tr{'attention'}:</b></font><br>
2836                 $Lang::tr{'server restart'}<br><br>
2837                 <hr>";
2838         print<<END;
2839 <table width='100%'>
2840 <tr>
2841     <td>&nbsp;</td>
2842     <td allign='center'><input type='submit' name='ACTION' value='$Lang::tr{'save-adv-options'}' disabled='disabled' /></td>
2843     <td allign='center'><input type='submit' name='ACTION' value='$Lang::tr{'cancel-adv-options'}' /></td>
2844     <td>&nbsp;</td>
2845 </tr>
2846 </table>
2847 </form>
2848 END
2849 ;
2850
2851
2852 }else{
2853
2854         print<<END;
2855 <table width='100%'>
2856 <tr>
2857     <td>&nbsp;</td>
2858     <td allign='center'><input type='submit' name='ACTION' value='$Lang::tr{'save-adv-options'}' /></td>
2859     <td allign='center'><input type='submit' name='ACTION' value='$Lang::tr{'cancel-adv-options'}' /></td>
2860     <td>&nbsp;</td>
2861 </tr>
2862 </table>
2863 </form>
2864 END
2865 ;
2866 }
2867     &Header::closebox();
2868 #    print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2869     &Header::closebigbox();
2870     &Header::closepage();
2871     exit(0);
2872
2873
2874 # A.Marx CCD   Add,delete or edit CCD net
2875
2876 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ccd net'} ||
2877                 $cgiparams{'ACTION'} eq $Lang::tr{'ccd add'} ||
2878                 $cgiparams{'ACTION'} eq "kill" ||
2879                 $cgiparams{'ACTION'} eq "edit" ||
2880                 $cgiparams{'ACTION'} eq 'editsave'){
2881         &Header::showhttpheaders();
2882         &Header::openpage($Lang::tr{'ccd net'}, 1, '');
2883         &Header::openbigbox('100%', 'LEFT', '', '');
2884
2885         if ($cgiparams{'ACTION'} eq "kill"){
2886                 &delccdnet($cgiparams{'net'});
2887         }
2888
2889         if ($cgiparams{'ACTION'} eq 'editsave'){
2890                 my ($a,$b) =split (/\|/,$cgiparams{'ccdname'});
2891                 if ( $a ne $b){ &modccdnet($a,$b);}
2892                 $cgiparams{'ccdname'}='';
2893                 $cgiparams{'ccdsubnet'}='';
2894         }
2895
2896         if ($cgiparams{'ACTION'} eq $Lang::tr{'ccd add'}) {
2897                 &addccdnet($cgiparams{'ccdname'},$cgiparams{'ccdsubnet'});
2898         }
2899         if ($errormessage) {
2900             &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
2901             print "<class name='base'>$errormessage";
2902             print "&nbsp;</class>";
2903             &Header::closebox();
2904         }
2905 if ($cgiparams{'ACTION'} eq "edit"){
2906
2907         &Header::openbox('100%', 'LEFT', $Lang::tr{'ccd modify'});
2908
2909         print <<END;
2910     <table width='100%' border='0'>
2911     <tr><form method='post'>
2912         <td width='10%' nowrap='nowrap'>$Lang::tr{'ccd name'}:</td><td><input type='TEXT' name='ccdname' value='$cgiparams{'ccdname'}' /></td>
2913         <td width='8%'>$Lang::tr{'ccd subnet'}:</td><td><input type='TEXT' name='ccdsubnet' value='$cgiparams{'ccdsubnet'}' readonly='readonly' /></td></tr>
2914         <tr><td colspan='4' align='right'><hr><input type='submit' value='$Lang::tr{'save'}' /><input type='hidden' name='ACTION' value='editsave'/>
2915         <input type='hidden' name='ccdname' value='$cgiparams{'ccdname'}'/><input type='submit' value='$Lang::tr{'cancel'}' />
2916         </td></tr>
2917         </table></form>
2918 END
2919 ;
2920         &Header::closebox();
2921
2922         &Header::openbox('100%', 'LEFT',$Lang::tr{'ccd net'} );
2923         print <<END;
2924     <table width='100%' border='0'  cellpadding='0' cellspacing='1'>
2925     <tr>
2926         <td class='boldbase' align='center'><b>$Lang::tr{'ccd name'}</td><td class='boldbase' align='center'><b>$Lang::tr{'network'}</td><td class='boldbase' width='15%' align='center'><b>$Lang::tr{'ccd used'}</td><td width='3%'></td><td width='3%'></td></tr>
2927 END
2928 ;
2929 }
2930 else{
2931         if (! -e "/var/run/openvpn.pid"){
2932         &Header::openbox('100%', 'LEFT', $Lang::tr{'ccd add'});
2933         print <<END;
2934             <table width='100%' border='0'>
2935             <tr><form method='post'>
2936                 <td colspan='4'>$Lang::tr{'ccd hint'}<br><br></td></tr>
2937                 <tr>
2938                 <td width='10%' nowrap='nwrap'>$Lang::tr{'ccd name'}:</td><td><input type='TEXT' name='ccdname' value='$cgiparams{'ccdname'}' /></td>
2939                 <td width='8%'>$Lang::tr{'ccd subnet'}:</td><td><input type='TEXT' name='ccdsubnet' value='$cgiparams{'ccdsubnet'}' /></td></tr>
2940                 <tr><td colspan=4><hr /></td></tr><tr>
2941                 <td colspan='4' align='right'><input type='hidden' name='ACTION' value='$Lang::tr{'ccd add'}' /><input type='submit' value='$Lang::tr{'add'}' /><input type='hidden' name='DOVPN_SUBNET' value='$cgiparams{'DOVPN_SUBNET'}'/></td></tr>
2942                 </table></form>
2943 END
2944
2945         &Header::closebox();
2946 }
2947         &Header::openbox('100%', 'LEFT',$Lang::tr{'ccd net'} );
2948         if ( -e "/var/run/openvpn.pid"){
2949                 print "<b>$Lang::tr{'attention'}:</b><br>";
2950                 print "$Lang::tr{'ccd noaddnet'}<br><hr>";
2951         }
2952
2953     print <<END;
2954     <table width='100%' cellpadding='0' cellspacing='1'>
2955     <tr>
2956         <td class='boldbase' align='center' nowrap='nowrap' width='20%'><b>$Lang::tr{'ccd name'}</td><td class='boldbase' align='center' width='8%'><b>$Lang::tr{'network'}</td><td class='boldbase' width='8%' align='center' nowrap='nowrap'><b>$Lang::tr{'ccd used'}</td><td width='1%' align='center'></td><td width='1%' align='center'></td></tr>
2957 END
2958 ;
2959 }
2960         my %ccdconfhash=();
2961         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
2962         my @ccdconf=();
2963         my $count=0;
2964         foreach my $key (sort { uc($ccdconfhash{$a}[0]) cmp uc($ccdconfhash{$b}[0]) } keys %ccdconfhash) {
2965                 @ccdconf=($ccdconfhash{$key}[0],$ccdconfhash{$key}[1]);
2966                 $count++;
2967                 my $ccdhosts = &hostsinnet($ccdconf[0]);
2968                 if ($count % 2){ print" <tr bgcolor='$color{'color22'}'>";}
2969                 else{            print" <tr bgcolor='$color{'color20'}'>";}
2970                 print"<td>$ccdconf[0]</td><td align='center'>$ccdconf[1]</td><td align='center'>$ccdhosts/".(&ccdmaxclients($ccdconf[1])+1)."</td><td>";
2971         print <<END;
2972                 <form method='post' />
2973                 <input type='image' src='/images/edit.gif' align='middle' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
2974                 <input type='hidden' name='ACTION' value='edit'/>
2975                 <input type='hidden' name='ccdname' value='$ccdconf[0]' />
2976                 <input type='hidden' name='ccdsubnet' value='$ccdconf[1]' />
2977                 </form></td>
2978                 <form method='post' />
2979                 <td><input type='hidden' name='ACTION' value='kill'/>
2980                 <input type='hidden' name='number' value='$count' />
2981                 <input type='hidden' name='net' value='$ccdconf[0]' />
2982                 <input type='image' src='/images/delete.gif' align='middle' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' /></form></td></tr>
2983 END
2984 ;
2985         }
2986         print "</table></form>";
2987         &Header::closebox();
2988         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2989         &Header::closebigbox();
2990         &Header::closepage();
2991         exit(0);
2992
2993 #END CCD
2994
2995 ###
2996 ### Openvpn Connections Statistics
2997 ###
2998 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ovpn con stat'}) {
2999         &Header::showhttpheaders();
3000         &Header::openpage($Lang::tr{'ovpn con stat'}, 1, '');
3001         &Header::openbigbox('100%', 'LEFT', '', '');
3002     &Header::openbox('100%', 'LEFT', $Lang::tr{'ovpn con stat'});
3003
3004 #
3005 #       <td><b>$Lang::tr{'protocol'}</b></td>
3006 # protocol temp removed
3007     print <<END;
3008     <table width='100%' cellpadding='2' cellspacing='0' class='tbl'>
3009     <tr>
3010         <th><b>$Lang::tr{'common name'}</b></th>
3011         <th><b>$Lang::tr{'real address'}</b></th>
3012         <th><b>$Lang::tr{'country'}</b></th>
3013         <th><b>$Lang::tr{'virtual address'}</b></th>
3014         <th><b>$Lang::tr{'loged in at'}</b></th>
3015         <th><b>$Lang::tr{'bytes sent'}</b></th>
3016         <th><b>$Lang::tr{'bytes received'}</b></th>
3017         <th><b>$Lang::tr{'last activity'}</b></th>
3018     </tr>
3019 END
3020 ;
3021         my $filename = "/var/run/ovpnserver.log";
3022         open(FILE, $filename) or die 'Unable to open config file.';
3023         my @current = <FILE>;
3024         close(FILE);
3025         my @users =();
3026         my $status;
3027         my $uid = 0;
3028         my $cn;
3029         my @match = ();
3030         my $proto = "udp";
3031         my $address;
3032         my %userlookup = ();
3033         foreach my $line (@current)
3034         {
3035             chomp($line);
3036             if ( $line =~ /^Updated,(.+)/){
3037                 @match = split( /^Updated,(.+)/, $line);
3038                 $status = $match[1];
3039             }
3040 #gian
3041             if ( $line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
3042                 @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
3043                 if ($match[1] ne "Common Name") {
3044                     $cn = $match[1];
3045                     $userlookup{$match[2]} = $uid;
3046                     $users[$uid]{'CommonName'} = $match[1];
3047                     $users[$uid]{'RealAddress'} = $match[2];
3048                     $users[$uid]{'BytesReceived'} = &sizeformat($match[3]);
3049                     $users[$uid]{'BytesSent'} = &sizeformat($match[4]);
3050                     $users[$uid]{'Since'} = $match[5];
3051                     $users[$uid]{'Proto'} = $proto;
3052
3053                     # get country code for "RealAddress"...
3054                     my $ccode = &Location::Functions::lookup_country_code((split ':', $users[$uid]{'RealAddress'})[0]);
3055                     my $flag_icon = &Location::Functions::get_flag_icon($ccode);
3056                     $users[$uid]{'Country'} = "<a href='country.cgi#$ccode'><img src='$flag_icon' border='0' align='absmiddle' alt='$ccode' title='$ccode' /></a>";
3057                     $uid++;
3058                 }
3059             }
3060             if ( $line =~ /^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/) {
3061                 @match = split(m/^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/, $line);
3062                 if ($match[1] ne "Virtual Address") {
3063                     $address = $match[3];
3064                     #find the uid in the lookup table
3065                     $uid = $userlookup{$address};
3066                     $users[$uid]{'VirtualAddress'} = $match[1];
3067                     $users[$uid]{'LastRef'} = $match[4];
3068                 }
3069             }
3070         }
3071         my $user2 = @users;
3072         if ($user2 >= 1){
3073                 for (my $idx = 1; $idx <= $user2; $idx++){
3074                                                 if ($idx % 2) {
3075                                                         print "<tr>";
3076                                                         $col="bgcolor='$color{'color22'}'";
3077                                                 } else {
3078                                                         print "<tr>";
3079                                                         $col="bgcolor='$color{'color20'}'";
3080                                                 }
3081                                                 print "<td align='left' $col>$users[$idx-1]{'CommonName'}</td>";
3082                                                 print "<td align='left' $col>$users[$idx-1]{'RealAddress'}</td>";
3083                                                 print "<td align='center' $col>$users[$idx-1]{'Country'}</td>";
3084                                                 print "<td align='center' $col>$users[$idx-1]{'VirtualAddress'}</td>";
3085                                                 print "<td align='left' $col>$users[$idx-1]{'Since'}</td>";
3086                                                 print "<td align='left' $col>$users[$idx-1]{'BytesSent'}</td>";
3087                                                 print "<td align='left' $col>$users[$idx-1]{'BytesReceived'}</td>";
3088                                                 print "<td align='left' $col>$users[$idx-1]{'LastRef'}</td>";
3089                         }
3090         }
3091
3092         print "</table>";
3093         print <<END;
3094         <table width='100%' border='0' cellpadding='2' cellspacing='0'>
3095         <tr><td></td></tr>
3096         <tr><td></td></tr>
3097         <tr><td></td></tr>
3098         <tr><td></td></tr>
3099         <tr><td align='center' >$Lang::tr{'the statistics were last updated at'} <b>$status</b></td></tr>
3100         </table>
3101 END
3102 ;
3103         &Header::closebox();
3104         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3105         &Header::closebigbox();
3106         &Header::closepage();
3107         exit(0);
3108
3109 ###
3110 ### Download Certificate
3111 ###
3112 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download certificate'}) {
3113     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3114
3115     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
3116         print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . "cert.pem\r\n";
3117         print "Content-Type: application/octet-stream\r\n\r\n";
3118
3119         open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
3120         my @tmp = <FILE>;
3121         close(FILE);
3122
3123         print @tmp;
3124         exit (0);
3125     }
3126
3127 ###
3128 ### Enable/Disable connection
3129 ###
3130
3131 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
3132
3133     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
3134     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3135
3136     if ($confighash{$cgiparams{'KEY'}}) {
3137            if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
3138             $confighash{$cgiparams{'KEY'}}[0] = 'on';
3139             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3140             #&writeserverconf();
3141 #           if ($vpnsettings{'ENABLED'} eq 'on' ||
3142 #               $vpnsettings{'ENABLED_BLUE'} eq 'on') {
3143 #               system('/usr/local/bin/ipsecctrl', 'S', $cgiparams{'KEY'});
3144 #           }
3145         } else {
3146             $confighash{$cgiparams{'KEY'}}[0] = 'off';
3147 #           if ($vpnsettings{'ENABLED'} eq 'on' ||
3148 #               $vpnsettings{'ENABLED_BLUE'} eq 'on') {
3149 #               system('/usr/local/bin/ipsecctrl', 'D', $cgiparams{'KEY'});
3150 #           }
3151             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3152             #&writeserverconf();
3153         }
3154     } else {
3155         $errormessage = $Lang::tr{'invalid key'};
3156     }
3157
3158 ###
3159 ### Restart connection
3160 ###
3161 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'restart'}) {
3162     &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
3163     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3164
3165     if ($confighash{$cgiparams{'KEY'}}) {
3166 #       if ($vpnsettings{'ENABLED'} eq 'on' ||
3167 #           $vpnsettings{'ENABLED_BLUE'} eq 'on') {
3168 #           system('/usr/local/bin/ipsecctrl', 'S', $cgiparams{'KEY'});
3169 #       }
3170     } else {
3171         $errormessage = $Lang::tr{'invalid key'};
3172     }
3173
3174 ###
3175 # m.a.d net2net
3176 ###
3177
3178 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'add'} && $cgiparams{'TYPE'} eq '') {
3179         &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
3180         &Header::showhttpheaders();
3181         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
3182         &Header::openbigbox('100%', 'LEFT', '', '');
3183         &Header::openbox('100%', 'LEFT', $Lang::tr{'connection type'});
3184
3185 if ( -s "${General::swroot}/ovpn/settings") {
3186
3187         print <<END;
3188             <b>$Lang::tr{'connection type'}:</b><br />
3189             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3190             <tr><td><input type='radio' name='TYPE' value='host' checked /></td>
3191                 <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3192             <tr><td><input type='radio' name='TYPE' value='net' /></td>
3193                 <td class='base'>$Lang::tr{'net to net vpn'}</td></tr>
3194                 <tr><td><input type='radio' name='TYPE' value='net2net' /></td>
3195                 <td class='base'>$Lang::tr{'net to net vpn'} (Upload Client Package)</td></tr>
3196           <tr><td>&nbsp;</td><td class='base'><input type='file' name='FH' size='30'></td></tr>
3197           <tr><td>&nbsp;</td><td>Import Connection Name</td></tr>
3198     <tr><td>&nbsp;</td><td class='base'><input type='text' name='n2nname' size='30'>$Lang::tr{'openvpn default'}: Client Packagename</td></tr>
3199           <tr><td colspan='3'><hr /></td></tr>
3200     <tr><td align='right' colspan='3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3201             </form></table>
3202 END
3203         ;
3204
3205
3206 } else {
3207         print <<END;
3208                     <b>$Lang::tr{'connection type'}:</b><br />
3209             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3210             <tr><td><input type='radio' name='TYPE' value='host' checked /></td> <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3211             <tr><td align='right' colspan'3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3212             </form></table>
3213 END
3214         ;
3215
3216 }
3217
3218         &Header::closebox();
3219         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3220         &Header::closebigbox();
3221         &Header::closepage();
3222         exit (0);
3223
3224 ###
3225 # m.a.d net2net
3226 ###
3227
3228 }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2net')){
3229
3230         my @firen2nconf;
3231         my @confdetails;
3232         my $uplconffilename ='';
3233         my $uplconffilename2 ='';
3234         my $uplp12name = '';
3235         my $uplp12name2 = '';
3236         my @rem_subnet;
3237         my @rem_subnet2;
3238         my @tmposupnet3;
3239         my $key;
3240         my @n2nname;
3241
3242         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3243
3244         # Check if a file is uploaded
3245         unless (ref ($cgiparams{'FH'})) {
3246                 $errormessage = $Lang::tr{'there was no file upload'};
3247                 goto N2N_ERROR;
3248     }
3249
3250 # Move uploaded IPfire n2n package to temporary file
3251
3252     (my $fh, my $filename) = tempfile( );
3253     if (copy ($cgiparams{'FH'}, $fh) != 1) {
3254                 $errormessage = $!;
3255                 goto N2N_ERROR;
3256     }
3257
3258         my $zip = Archive::Zip->new();
3259         my $zipName = $filename;
3260         my $status = $zip->read( $zipName );
3261         if ($status != AZ_OK) {
3262                 $errormessage = "Read of $zipName failed\n";
3263                 goto N2N_ERROR;
3264         }
3265
3266         my $tempdir = tempdir( CLEANUP => 1 );
3267         my @files = $zip->memberNames();
3268         for(@files) {
3269         $zip->extractMemberWithoutPaths($_,"$tempdir/$_");
3270         }
3271         my $countfiles = @files;
3272
3273 # Check if we have not more then 2 files
3274
3275         if ( $countfiles == 2){
3276                 foreach (@files){
3277                         if ( $_ =~ /.conf$/){
3278                                 $uplconffilename = $_;
3279                         }
3280                         if ( $_ =~ /.p12$/){
3281                                 $uplp12name = $_;
3282                         }
3283                 }
3284                 if (($uplconffilename eq '') || ($uplp12name eq '')){
3285                         $errormessage = "Either no *.conf or no *.p12 file found\n";
3286                         goto N2N_ERROR;
3287                 }
3288
3289                 open(FILE, "$tempdir/$uplconffilename") or die 'Unable to open*.conf file';
3290                 @firen2nconf = <FILE>;
3291                 close (FILE);
3292                 chomp(@firen2nconf);
3293         } else {
3294
3295                 $errormessage = "Filecount does not match only 2 files are allowed\n";
3296                 goto N2N_ERROR;
3297         }
3298
3299 ###
3300 # m.a.d net2net
3301 ###
3302
3303  if ($cgiparams{'n2nname'} ne ''){
3304
3305   $uplconffilename2 = "$cgiparams{'n2nname'}.conf";
3306   $uplp12name2 = "$cgiparams{'n2nname'}.p12";
3307   $n2nname[0] = $cgiparams{'n2nname'};
3308   my @n2nname2 = split(/\./,$uplconffilename);
3309   $n2nname2[0] =~ s/\n|\r//g;
3310   my $input1 = "${General::swroot}/ovpn/certs/$uplp12name";
3311         my $output1 = "${General::swroot}/ovpn/certs/$uplp12name2";
3312         my $input2 = "$n2nname2[0]n2n";
3313   my $output2 = "$n2nname[0]n2n";
3314   my $filename = "$tempdir/$uplconffilename";
3315   open(FILE, "< $filename") or die 'Unable to open config file.';
3316         my @current = <FILE>;
3317         close(FILE);
3318         foreach (@current) {s/$input1/$output1/g;}
3319         foreach (@current) {s/$input2/$output2/g;}
3320   open (OUT, "> $filename") || die 'Unable to open config file.';
3321   print OUT @current;
3322   close OUT;
3323
3324     }else{
3325     $uplconffilename2 =  $uplconffilename;
3326     $uplp12name2 = $uplp12name;
3327     @n2nname = split(/\./,$uplconffilename);
3328     $n2nname[0] =~ s/\n|\r//g;
3329    }
3330     unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
3331     unless(-d "${General::swroot}/ovpn/n2nconf/$n2nname[0]"){mkdir "${General::swroot}/ovpn/n2nconf/$n2nname[0]", 0770 or die "Unable to create dir $!";}
3332
3333         #Add collectd settings to configfile
3334         open(FILE, ">> $tempdir/$uplconffilename") or die 'Unable to open config file.';
3335         print FILE "# Logfile\n";
3336         print FILE "status-version 1\n";
3337         print FILE "status /var/run/openvpn/$n2nname[0]-n2n 10\n";
3338         if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'n2nname'}")) {
3339                 print CLIENTCONF "providers legacy default\n";
3340         }
3341
3342         close FILE;
3343
3344         unless(move("$tempdir/$uplconffilename", "${General::swroot}/ovpn/n2nconf/$n2nname[0]/$uplconffilename2")) {
3345             $errormessage = "*.conf move failed: $!";
3346             unlink ($filename);
3347             goto N2N_ERROR;
3348         }
3349
3350         unless(move("$tempdir/$uplp12name", "${General::swroot}/ovpn/certs/$uplp12name2")) {
3351             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
3352             unlink ($filename);
3353             goto N2N_ERROR;
3354         }
3355
3356         chmod 0600, "${General::swroot}/ovpn/certs/$uplp12name";
3357
3358 my $complzoactive;
3359 my $mssfixactive;
3360 my $authactive;
3361 my $n2nfragment;
3362 my @n2nproto2 = split(/ /, (grep { /^proto/ } @firen2nconf)[0]);
3363 my @n2nproto = split(/-/, $n2nproto2[1]);
3364 my @n2nport = split(/ /, (grep { /^port/ } @firen2nconf)[0]);
3365 my @n2ntunmtu = split(/ /, (grep { /^tun-mtu/ } @firen2nconf)[0]);
3366 my @n2ncomplzo = grep { /^comp-lzo/ } @firen2nconf;
3367 if ($n2ncomplzo[0] =~ /comp-lzo/){$complzoactive = "on";} else {$complzoactive = "off";}
3368 my @n2nmssfix  = grep { /^mssfix/ } @firen2nconf;
3369 if ($n2nmssfix[0] =~ /mssfix/){$mssfixactive = "on";} else {$mssfixactive = "off";}
3370 #my @n2nmssfix = split(/ /, (grep { /^mssfix/ } @firen2nconf)[0]);
3371 my @n2nfragment = split(/ /, (grep { /^fragment/ } @firen2nconf)[0]);
3372 my @n2nremote = split(/ /, (grep { /^remote/ } @firen2nconf)[0]);
3373 my @n2novpnsuball = split(/ /, (grep { /^ifconfig/ } @firen2nconf)[0]);
3374 my @n2novpnsub =  split(/\./,$n2novpnsuball[1]);
3375 my @n2nremsub = split(/ /, (grep { /^route/ } @firen2nconf)[0]);
3376 my @n2nmgmt =  split(/ /, (grep { /^management/ } @firen2nconf)[0]);
3377 my @n2nlocalsub  = split(/ /, (grep { /^# remsub/ } @firen2nconf)[0]);
3378 my @n2ncipher = split(/ /, (grep { /^cipher/ } @firen2nconf)[0]);
3379 my @n2nauth = split(/ /, (grep { /^auth/ } @firen2nconf)[0]);;
3380
3381 ###
3382 # m.a.d delete CR and LF from arrays for this chomp doesnt work
3383 ###
3384
3385 $n2nremote[1] =~ s/\n|\r//g;
3386 $n2novpnsub[0] =~ s/\n|\r//g;
3387 $n2novpnsub[1] =~ s/\n|\r//g;
3388 $n2novpnsub[2] =~ s/\n|\r//g;
3389 $n2nproto[0] =~ s/\n|\r//g;
3390 $n2nport[1] =~ s/\n|\r//g;
3391 $n2ntunmtu[1] =~ s/\n|\r//g;
3392 $n2nremsub[1] =~ s/\n|\r//g;
3393 $n2nremsub[2] =~ s/\n|\r//g;
3394 $n2nlocalsub[2] =~ s/\n|\r//g;
3395 $n2nfragment[1] =~ s/\n|\r//g;
3396 $n2nmgmt[2] =~ s/\n|\r//g;
3397 $n2ncipher[1] =~ s/\n|\r//g;
3398 $n2nauth[1] =~ s/\n|\r//g;
3399 chomp ($complzoactive);
3400 chomp ($mssfixactive);
3401
3402 ###
3403 # m.a.d net2net
3404 ###
3405
3406 ###
3407 # Check if there is no other entry with this name
3408 ###
3409
3410         foreach my $dkey (keys %confighash) {
3411                 if ($confighash{$dkey}[1] eq $n2nname[0]) {
3412                         $errormessage = $Lang::tr{'a connection with this name already exists'};
3413                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3414             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3415       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3416                         goto N2N_ERROR;
3417                 }
3418         }
3419
3420 ###
3421 # Check if OpenVPN Subnet is valid
3422 ###
3423
3424 foreach my $dkey (keys %confighash) {
3425                 if ($confighash{$dkey}[27] eq "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0") {
3426                         $errormessage = 'The OpenVPN Subnet is already in use';
3427                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3428             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3429       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3430                         goto N2N_ERROR;
3431                 }
3432         }
3433
3434 ###
3435 # Check if Dest Port is vaild
3436 ###
3437
3438 foreach my $dkey (keys %confighash) {
3439                 if ($confighash{$dkey}[29] eq $n2nport[1] ) {
3440                         $errormessage = 'The OpenVPN Port is already in use';
3441                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3442             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3443       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3444