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 strict;
  23 use Archive::Zip qw(:ERROR_CODES :CONSTANTS);
  24 use CGI;
  25 use CGI qw/:standard/;
  26 use Date::Parse;
  27 use File::Copy;
  28 use File::Temp qw/ tempfile tempdir /;
  29 use Imager::QRCode;
  30 use MIME::Base32;
  31 use MIME::Base64;
  32 use Net::DNS;
  33 use Net::Ping;
  34 use Net::Telnet;
  35 use Sort::Naturally;
  36 use URI::Encode qw(uri_encode uri_decode);;
  37
  38 require '/var/ipfire/general-functions.pl';
  39 require "${General::swroot}/header.pl";
  40 require "${General::swroot}/countries.pl";
  41 require "${General::swroot}/location-functions.pl";
  42
  43 # enable only the following on debugging purpose
  44 #use warnings;
  45 #use CGI::Carp 'fatalsToBrowser';
  46
  47 my %mainsettings = ();
  48 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
  49
  50 # Supported ciphers for NCP
  51 my @SUPPORTED_CIPHERS = (
  52         "AES-256-GCM",
  53         "AES-128-GCM",
  54         "AES-256-CBC",
  55         "AES-128-CBC",
  56         "CHACHA20-POLY1305",
  57 );
  58
  59 my @LEGACY_CIPHERS = (
  60         "BF-CBC",
  61         "CAST5-CBC",
  62         "DES-CBC",
  63         "DESX-CBC",
  64         "SEED-CBC",
  65 );
  66
  67 my @LEGACY_AUTHS = (
  68         "whirlpool",
  69 );
  70
  71 # Translations for the cipher selection
  72 my %CIPHERS = (
  73         # AES
  74         "AES-256-GCM" => $Lang::tr{'AES-256-GCM'},
  75         "AES-128-GCM" => $Lang::tr{'AES-128-GCM'},
  76         "AES-256-CBC" => $Lang::tr{'AES-256-CBC'},
  77         "AES-128-CBC" => $Lang::tr{'AES-128-CBC'},
  78
  79         # ChaCha20-Poly1305
  80         "CHACHA20-POLY1305" => $Lang::tr{'CHACHA20-POLY1305'},
  81 );
  82
  83 # Use the precomputed DH paramter from RFC7919
  84 my $DHPARAM = "/etc/ssl/ffdhe4096.pem";
  85
  86 my $RW_PID    = "/var/run/openvpn-rw.pid";
  87 my $RW_STATUS = "/var/run/openvpn-rw.log";
  88
  89 ###
  90 ### Initialize variables
  91 ###
  92 my %ccdconfhash=();
  93 my %ccdroutehash=();
  94 my %ccdroute2hash=();
  95 my %vpnsettings=();
  96 my %checked=();
  97 my %confighash=();
  98 my %cahash=();
  99 my %selected=();
 100 my %cgiparams = ();
 101 my $warnmessage = '';
 102 my $errormessage = '';
 103 my %settings=();
 104 my $routes_push_file = "${General::swroot}/ovpn/routes_push";
 105 my $confighost="${General::swroot}/fwhosts/customhosts";
 106 my $configgrp="${General::swroot}/fwhosts/customgroups";
 107 my $customnet="${General::swroot}/fwhosts/customnetworks";
 108 my $name;
 109 my $col="";
 110
 111 # Load the configuration (once)
 112 &General::readhash("${General::swroot}/ovpn/settings", \%vpnsettings);
 113 &read_routepushfile(\%vpnsettings);
 114
 115
 116 # Configure any defaults
 117 &General::set_defaults(\%vpnsettings, {
 118         # The RW Server is disabled by default
 119         "ENABLED"      => "off",
 120         "VPN_IP"       => "$mainsettings{'HOSTNAME'}.$mainsettings{'DOMAINNAME'}",
 121         "DOVPN_SUBNET" => sprintf("10.%d.%d.0/24", rand(256), rand(256)),
 122
 123         # Cryptographic Settings
 124         "DATACIPHERS"  => "AES-256-GCM|AES-128-GCM|CHACHA20-POLY1305",
 125         "DAUTH"        => "SHA512",
 126         "DCIPHER"      => "", # no fallback cipher
 127
 128         # Advanced Settings
 129         "DPROTOCOL"    => "udp",
 130         "DDEST_PORT"   => 1194,
 131         "DMTU"         => 1500,
 132         "MAX_CLIENTS"  => 100,
 133         "MSSFIX"       => "off",
 134         "TLSAUTH"      => "on",
 135 }) unless (%vpnsettings);
 136
 137 # Load CGI parameters
 138 &Header::getcgihash(\%cgiparams, {'wantfile' => 1, 'filevar' => 'FH'});
 139
 140 ###
 141 ### Useful functions
 142 ###
 143 sub iscertlegacy
 144 {
 145         my $file=$_[0];
 146         my @certinfo = &General::system_output("/usr/bin/openssl", "pkcs12", "-info", "-nodes",
 147         "-in", "$file.p12", "-noout", "-passin", "pass:''");
 148         if (index ($certinfo[0], "MAC: sha1") != -1) {
 149                 return 1;
 150         }
 151         return 0;
 152 }
 153
 154 sub is_cert_rfc3280_compliant($) {
 155         my $path = shift;
 156
 157         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", $path);
 158
 159         return grep(/TLS Web Server Authentication/, @output);
 160 }
 161
 162 sub is_legacy_cipher($) {
 163         my $cipher = shift;
 164
 165         foreach my $c (@LEGACY_CIPHERS) {
 166                 return 1 if ($cipher eq $c);
 167         }
 168
 169         return 0;
 170 }
 171
 172 sub is_legacy_auth($) {
 173         my $auth = shift;
 174
 175         foreach my $a (@LEGACY_AUTHS) {
 176                 return 1 if ($auth eq $a);
 177         }
 178
 179         return 0;
 180 }
 181
 182 sub cleanssldatabase() {
 183         if (open(FILE, ">${General::swroot}/ovpn/certs/serial")) {
 184                 print FILE "01";
 185                 close FILE;
 186         }
 187
 188         if (open(FILE, ">${General::swroot}/ovpn/certs/index.txt")) {
 189                 print FILE "";
 190                 close FILE;
 191         }
 192
 193         if (open(FILE, ">${General::swroot}/ovpn/certs/index.txt.attr")) {
 194                 print FILE "";
 195                 close FILE;
 196         }
 197
 198         unlink("${General::swroot}/ovpn/certs/index.txt.old");
 199         unlink("${General::swroot}/ovpn/certs/index.txt.attr.old");
 200         unlink("${General::swroot}/ovpn/certs/serial.old");
 201         unlink("${General::swroot}/ovpn/certs/01.pem");
 202 }
 203
 204 sub deletebackupcert
 205 {
 206         if (open(FILE, "${General::swroot}/ovpn/certs/serial.old")) {
 207                 my $hexvalue = <FILE>;
 208                 chomp $hexvalue;
 209                 close FILE;
 210                 unlink ("${General::swroot}/ovpn/certs/$hexvalue.pem");
 211         }
 212 }
 213
 214 sub writeserverconf {
 215         # Do we require the OpenSSL Legacy Provider?
 216         my $requires_legacy_provider = 0;
 217
 218     open(CONF,    ">${General::swroot}/ovpn/server.conf") or die "Unable to open ${General::swroot}/ovpn/server.conf: $!";
 219     flock CONF, 2;
 220     print CONF "#OpenVPN Server conf\n";
 221     print CONF "\n";
 222     print CONF "daemon openvpnserver\n";
 223     print CONF "writepid $RW_PID\n";
 224     print CONF "#DAN prepare OpenVPN for listening on blue and orange\n";
 225     print CONF ";local $vpnsettings{'VPN_IP'}\n";
 226     print CONF "dev tun\n";
 227     print CONF "proto $vpnsettings{'DPROTOCOL'}\n";
 228     print CONF "port $vpnsettings{'DDEST_PORT'}\n";
 229     print CONF "script-security 3\n";
 230     print CONF "ifconfig-pool-persist /var/ipfire/ovpn/ovpn-leases.db 3600\n";
 231     print CONF "client-config-dir /var/ipfire/ovpn/ccd\n";
 232     print CONF "tls-server\n";
 233     print CONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
 234     print CONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
 235     print CONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
 236     print CONF "dh $DHPARAM\n";
 237
 238         # Enable subnet topology
 239         print CONF "# Topology\n";
 240         print CONF "topology subnet\n\n";
 241
 242     my $netaddress = &Network::get_netaddress($vpnsettings{'DOVPN_SUBNET'});
 243     my $subnetmask = &Network::get_netmask($vpnsettings{'DOVPN_SUBNET'});
 244
 245     print CONF "server $netaddress $subnetmask\n";
 246     print CONF "tun-mtu $vpnsettings{'DMTU'}\n";
 247
 248         # Write custom routes
 249     if ($vpnsettings{'ROUTES_PUSH'} ne '') {
 250                 my @routes = split(/\|/, $vpnsettings{'ROUTES_PUSH'});
 251
 252                 foreach my $route (@routes) {
 253                         my $netaddr = &Network::get_netaddress($route);
 254                         my $netmask = &Network::get_netmask($route);
 255
 256                         if (defined($netaddr) && defined($netmask)) {
 257                                 print CONF "push \"route ${netaddr} ${netmask}\"\n";
 258                         }
 259                 }
 260         }
 261
 262         my %ccdconfhash=();
 263         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 264         foreach my $key (keys %ccdconfhash) {
 265                 my $a=$ccdconfhash{$key}[1];
 266                 my ($b,$c) = split (/\//, $a);
 267                 print CONF "route $b ".&General::cidrtosub($c)."\n";
 268         }
 269         my %ccdroutehash=();
 270         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 271         foreach my $key (keys %ccdroutehash) {
 272                 foreach my $i ( 1 .. $#{$ccdroutehash{$key}}){
 273                         my ($a,$b)=split (/\//,$ccdroutehash{$key}[$i]);
 274                         print CONF "route $a $b\n";
 275                 }
 276         }
 277
 278     if ($vpnsettings{MSSFIX} eq 'on') {
 279                 print CONF "mssfix\n";
 280     } else {
 281                 print CONF "mssfix 0\n";
 282     }
 283     if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{'DPROTOCOL'} ne 'tcp') {
 284                 print CONF "fragment $vpnsettings{'FRAGMENT'}\n";
 285     }
 286
 287         # Regularly send keep-alive packets
 288         print CONF "keepalive 10 60\n";
 289
 290     print CONF "status-version 1\n";
 291     print CONF "status $RW_STATUS 30\n";
 292
 293         # Cryptography
 294         if ($vpnsettings{'DATACIPHERS'} eq '') {
 295                 print CONF "ncp-disable\n";
 296         } else {
 297                 print CONF "data-ciphers " . $vpnsettings{'DATACIPHERS'} =~ s/\|/:/gr . "\n";
 298         }
 299
 300         # Enable fallback cipher?
 301         if ($vpnsettings{'DCIPHER'} ne '') {
 302                 if (&is_legacy_cipher($vpnsettings{'DCIPHER'})) {
 303                         $requires_legacy_provider++;
 304                 }
 305
 306             print CONF "data-ciphers-fallback $vpnsettings{'DCIPHER'}\n";
 307         }
 308
 309         print CONF "auth $vpnsettings{'DAUTH'}\n";
 310
 311         if (&is_legacy_auth($vpnsettings{'DAUTH'})) {
 312                 $requires_legacy_provider++;
 313         }
 314
 315     # Set TLSv2 as minimum
 316     print CONF "tls-version-min 1.2\n";
 317
 318     if ($vpnsettings{'TLSAUTH'} eq 'on') {
 319         print CONF "tls-auth ${General::swroot}/ovpn/certs/ta.key\n";
 320     }
 321
 322         # Compression
 323         # Use migration to support clients that have compression enabled, but disable
 324         # compression for everybody else.
 325         print CONF "compress migrate\n";
 326
 327     if ($vpnsettings{REDIRECT_GW_DEF1} eq 'on') {
 328         print CONF "push \"redirect-gateway def1\"\n";
 329     }
 330     if ($vpnsettings{DHCP_DOMAIN} ne '') {
 331         print CONF "push \"dhcp-option DOMAIN $vpnsettings{DHCP_DOMAIN}\"\n";
 332     }
 333
 334     if ($vpnsettings{DHCP_DNS} ne '') {
 335         print CONF "push \"dhcp-option DNS $vpnsettings{DHCP_DNS}\"\n";
 336     }
 337
 338     if ($vpnsettings{DHCP_WINS} ne '') {
 339         print CONF "push \"dhcp-option WINS $vpnsettings{DHCP_WINS}\"\n";
 340     }
 341
 342     if ($vpnsettings{MAX_CLIENTS} eq '') {
 343         print CONF "max-clients 100\n";
 344     }
 345     if ($vpnsettings{MAX_CLIENTS} ne '') {
 346         print CONF "max-clients $vpnsettings{MAX_CLIENTS}\n";
 347     }
 348     print CONF "tls-verify /usr/lib/openvpn/verify\n";
 349     print CONF "crl-verify /var/ipfire/ovpn/crls/cacrl.pem\n";
 350     print CONF "auth-user-pass-optional\n";
 351     print CONF "reneg-sec 86400\n";
 352     print CONF "user nobody\n";
 353     print CONF "group nobody\n";
 354     print CONF "persist-key\n";
 355     print CONF "persist-tun\n";
 356         print CONF "verb 3\n";
 357
 358     print CONF "# Log clients connecting/disconnecting\n";
 359     print CONF "client-connect \"/usr/sbin/openvpn-metrics client-connect\"\n";
 360     print CONF "client-disconnect \"/usr/sbin/openvpn-metrics client-disconnect\"\n";
 361     print CONF "\n";
 362
 363     print CONF "# Enable Management Socket\n";
 364     print CONF "management /var/run/openvpn.sock unix\n";
 365     print CONF "management-client-auth\n";
 366
 367         # Enable the legacy provider
 368         if ($requires_legacy_provider > 0) {
 369                 print CONF "providers legacy default\n";
 370         }
 371
 372         # Send clients a message when the server is being shut down
 373         print CONF "explicit-exit-notify\n";
 374
 375     close(CONF);
 376
 377         # Rewrite all CCD configurations
 378         &write_ccd_configs();
 379 }
 380
 381 ##
 382 ## CCD Name
 383 ##
 384
 385 # Checks a ccdname for letters, numbers and spaces
 386 sub validccdname($) {
 387         my $name = shift;
 388
 389         # name should be at least one character in length
 390         # but no more than 63 characters
 391         if (length ($name) < 1 || length ($name) > 63) {
 392                 return 0;
 393         }
 394
 395         # Only valid characters are a-z, A-Z, 0-9, space and -
 396         if ($name !~ /^[a-zA-Z0-9 -]*$/) {
 397                 return 0;
 398         }
 399
 400         return 1;
 401 }
 402
 403 sub delccdnet($) {
 404         my $name = shift;
 405
 406         my %conns = ();
 407         my %subnets = ();
 408
 409         # Load all connections
 410         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 411
 412         # Check if the subnet is in use
 413         foreach my $key (keys %conns) {
 414                 if ($conns{$key}[32] eq $name) {
 415                         return $Lang::tr{'ccd err hostinnet'};
 416                 }
 417         }
 418
 419         # Load all subnets
 420         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 421
 422         # Remove the subnet
 423         foreach my $key (keys %subnets) {
 424                         if ($subnets{$key}[0] eq $name){
 425                                 delete $subnets{$key};
 426                         }
 427         }
 428
 429         # Write the subnets back
 430         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 431
 432         # Update the server configuration to remove routes
 433         &writeserverconf();
 434 }
 435
 436 # Returns the network with the matching name
 437 sub get_cdd_network($) {
 438         my $name = shift;
 439         my %subnets = ();
 440
 441         # Load all subnets
 442         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 443
 444         # Find the matching subnet
 445         foreach my $key (keys %subnets) {
 446                 if ($subnets{$key}[0] eq $name) {
 447                         return $subnets{$key}[1];
 448                 }
 449         }
 450
 451         return undef;
 452 }
 453
 454 sub addccdnet($$) {
 455         my $name = shift;
 456         my $network = shift;
 457
 458         my %ccdconfhash = ();
 459
 460         # Check if the name is valid
 461         unless (&validccdname($name)) {
 462                 return $Lang::tr{'ccd err invalidname'};
 463         }
 464
 465         # Fetch the network address & prefix
 466         my $address = &Network::get_netaddress($network);
 467         my $prefix  = &Network::get_prefix($network);
 468
 469         # If we could not decode the subnet, it must be invalid
 470         if (!defined $address || !defined $prefix) {
 471                 return $Lang::tr{'ccd err invalidnet'};
 472
 473         # If the network is smaller than /30, there is no point in using it
 474         } elsif ($prefix > 30) {
 475                 return $Lang::tr{'ccd err invalidnet'};
 476         }
 477
 478         # Read the configuration
 479         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 480
 481         # Create a new entry
 482         my $key = &General::findhasharraykey(\%ccdconfhash);
 483
 484         # Store name
 485         $ccdconfhash{$key}[0] = $name;
 486         $ccdconfhash{$key}[1] = "$address/$prefix";
 487
 488         # Write the hash back
 489         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 490
 491         # Update the server configuration to add routes
 492         &writeserverconf();
 493 }
 494
 495 sub modccdnet($$) {
 496         my $subnet  = shift;
 497         my $newname = shift;
 498         my $oldname;
 499
 500         my %ccdconfhash=();
 501         my %conns=();
 502
 503         # Check if the new name is valid
 504         unless (&validccdname($newname)) {
 505                 $errormessage = $Lang::tr{'ccd err invalidname'};
 506                 return;
 507         }
 508
 509         # Load all subnets
 510         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 511
 512         # Check if the name already exists
 513         foreach my $key (keys %ccdconfhash) {
 514                 if ($ccdconfhash{$key}[0] eq $newname) {
 515                         return $Lang::tr{'ccd err netadrexist'};
 516                 }
 517         }
 518
 519         # Update!
 520         foreach my $key (keys %ccdconfhash) {
 521                 if ($ccdconfhash{$key}[1] eq $subnet) {
 522                         $oldname = $ccdconfhash{$key}[0];
 523                         $ccdconfhash{$key}[0] = $newname;
 524                         last;
 525                 }
 526         }
 527
 528         # Load all configurations
 529         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 530
 531         # Update all matching connections
 532         foreach my $key (keys %conns) {
 533                 if ($conns{$key}[32] eq $oldname) {
 534                         $conns{$key}[32] = $newname;
 535                 }
 536         }
 537
 538         # Write back the configuration
 539         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 540         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 541 }
 542
 543 sub get_ccd_client_routes($) {
 544         my $name = shift;
 545
 546         my %client_routes = ();
 547         my @routes = ();
 548
 549         # Load all client routes
 550         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%client_routes);
 551
 552         foreach my $key (keys %client_routes) {
 553                 if ($client_routes{$key}[0] eq $name) {
 554                         push(@routes, $client_routes{$key}[1]);
 555                 }
 556         }
 557
 558         return @routes;
 559 }
 560
 561 sub get_ccd_server_routes($) {
 562         my $name = shift;
 563
 564         my %server_routes = ();
 565         my @routes = ();
 566
 567         # Load all server routes
 568         &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%server_routes);
 569
 570         foreach my $key (keys %server_routes) {
 571                 if ($server_routes{$key}[0] eq $name) {
 572                         my $i = 1;
 573
 574                         while (my $route = $server_routes{$key}[$i++]) {
 575                                 push(@routes, $route);
 576                         }
 577                 }
 578         }
 579
 580         return @routes;
 581 }
 582
 583 # This function rewrites all CCD configuration files upon change
 584 sub write_ccd_configs() {
 585         my %conns = ();
 586
 587         # Load all configurations
 588         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 589
 590         foreach my $key (keys %conns) {
 591                 my $name = $conns{$key}[1];
 592                 my $type = $conns{$key}[3];
 593
 594                 # Skip anything that isn't a host connection
 595                 next unless ($type eq "host");
 596
 597                 my $filename = "${General::swroot}/ovpn/ccd/$conns{$key}[2]";
 598
 599                 # Open the configuration file
 600                 open(CONF, ">${filename}") or die "Unable to open ${filename} for writing: $!";
 601
 602                 # Write a header
 603                 print CONF "# OpenVPN Client Configuration File\n\n";
 604
 605                 # Fetch the allocated IP address (if any)
 606                 my $pool    = $conns{$key}[32];
 607                 my $address = $conns{$key}[33];
 608
 609                 # If the client has a dynamically allocated IP address, there is nothing to do
 610                 if ($pool eq "dynamic") {
 611                         print CONF "# This client uses the dynamic pool\n\n";
 612
 613                 # Otherwise we need to push the selected IP address
 614                 } else {
 615                         $address = &convert_top30_ccd_allocation($address);
 616
 617                         # Fetch the network of the pool
 618                         my $network = &get_cdd_network($pool);
 619                         my $netmask = &Network::get_netmask($network);
 620
 621                         if (defined $address && defined $network && defined $netmask) {
 622                                 print CONF "# Allocated IP address from $pool\n";
 623                                 print CONF "ifconfig-push ${address} ${netmask}\n\n";
 624                         }
 625                 }
 626
 627                 # Redirect Gateway?
 628                 my $redirect = $conns{$key}[34];
 629
 630                 if ($redirect eq "on") {
 631                         print CONF "# Redirect all traffic to us\n";
 632                         print CONF "push redirect-gateway\n\n";
 633                 }
 634
 635                 # DHCP Options
 636                 my %options = (
 637                         "DNS" => (
 638                                 $conns{$key}[35],
 639                                 $conns{$key}[36],
 640                         ),
 641
 642                         "WINS" => (
 643                                 $conns{$key}[37],
 644                         ),
 645                 );
 646
 647                 print CONF "# DHCP Options";
 648
 649                 foreach my $option (keys %options) {
 650                         foreach (@options{$option}) {
 651                                 # Skip empty options
 652                                 next if ($_ eq "");
 653
 654                                 print CONF "push \"dhcp-option $option $_\"\n";
 655                         }
 656                 }
 657
 658                 # Newline
 659                 print CONF "\n";
 660
 661                 # Networks routed to client
 662                 my @client_routes = &get_ccd_client_routes($name);
 663
 664                 if (scalar @client_routes) {
 665                         print CONF "# Networks routed to the client\n";
 666
 667                         foreach my $route (@client_routes) {
 668                                 my $netaddress = &Network::get_netaddress($route);
 669                                 my $netmask    = &Network::get_netmask($route);
 670
 671                                 if (!defined $netaddress || !defined $netmask) {
 672                                         next;
 673                                 }
 674
 675                                 print CONF "iroute $netaddress $netmask\n";
 676                         }
 677
 678                         # Newline
 679                         print CONF "\n";
 680                 }
 681
 682                 # Networks routed to server
 683                 my @server_routes = &get_ccd_server_routes($name);
 684
 685                 if (scalar @server_routes) {
 686                         print CONF "# Networks routed to the server\n";
 687
 688                         foreach my $route (@server_routes) {
 689                                 my $netaddress = &Network::get_netaddress($route);
 690                                 my $netmask    = &Network::get_netmask($route);
 691
 692                                 if (!defined $netaddress || !defined $netmask) {
 693                                         next;
 694                                 }
 695
 696                                 print CONF "push \"route $netaddress $netmask\"\n";
 697                         }
 698
 699                         # Newline
 700                         print CONF "\n";
 701                 }
 702
 703                 close CONF;
 704         }
 705 }
 706
 707 sub ccdmaxclients($) {
 708         my $network = shift;
 709
 710         # Fetch the prefix
 711         my $prefix = &Network::get_prefix($network);
 712
 713         # Return undef on invalid input
 714         if (!defined $prefix) {
 715                 return undef;
 716         }
 717
 718         # We take three addresses away: the network base address, the gateway, and broadcast
 719         return (1 << (32 - $prefix)) - 3;
 720 }
 721
 722 # Lists all selectable CCD addresses for the given network
 723 sub getccdadresses($) {
 724         my $network = shift;
 725
 726         # Collect all available addresses
 727         my @addresses = ();
 728
 729         # Convert the network into binary
 730         my ($start, $netmask) = &Network::network2bin($network);
 731
 732         # Fetch the broadcast address
 733         my $broadcast = &Network::get_broadcast($network);
 734         $broadcast = &Network::ip2bin($broadcast);
 735
 736         # Fail if we could not parse the network
 737         if (!defined $start || !defined $netmask || !defined $broadcast) {
 738                 return undef;
 739         }
 740
 741         # Skip the base address and gateway
 742         $start += 2;
 743
 744         while ($start < $broadcast) {
 745                 push(@addresses, &Network::bin2ip($start++));
 746         }
 747
 748         return @addresses;
 749 }
 750
 751 sub convert_top30_ccd_allocation($) {
 752         my $address = shift;
 753
 754         # Do nothing if the address does not end on /30
 755         return $address unless ($address =~ m/\/30$/);
 756
 757         # Fetch the network base address
 758         my $netaddress = &Network::get_netaddress($address);
 759
 760         # Break on invalid input
 761         return undef if (!defined $netaddress);
 762
 763         # The client IP address was the second address of the subnet
 764         return &Network::find_next_ip_address($netaddress, 2);
 765 }
 766
 767 sub get_addresses_in_use($) {
 768         my $network = shift;
 769
 770         my %conns = ();
 771
 772         # Load all connections
 773         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 774
 775         my @addresses = ();
 776
 777         # Check if the address is in use
 778         foreach my $key (keys %conns) {
 779                 my $address = &convert_top30_ccd_allocation($conns{$key}[33]);
 780
 781                 # Skip on invalid inputs
 782                 next if (!defined $address);
 783
 784                 # If the first address is part of the network, we have a match
 785                 if (&Network::ip_address_in_network($address, $network)) {
 786                         push(@addresses, $address);
 787                 }
 788         }
 789
 790         return @addresses;
 791 }
 792
 793 sub fillselectbox($$) {
 794         my $boxname = shift;
 795         my $network = shift;
 796         my @selected = shift;
 797
 798         # Fetch all available addresses for this network
 799         my @addresses = &getccdadresses($network);
 800
 801         # Fetch all addresses in use
 802         my @addresses_in_use = &get_addresses_in_use($network);
 803
 804         print "<select name='$boxname'>";
 805
 806         foreach my $address (@addresses) {
 807                 print "<option value='$address'";
 808
 809                 # Select any requested addresses
 810                 foreach (@selected) {
 811                         if ($address eq $_) {
 812                                 print " selected";
 813                                 goto NEXT;
 814                         }
 815                 }
 816
 817                 # Disable any addresses that are not free
 818                 foreach (@addresses_in_use) {
 819                         if ($address eq $_) {
 820                                 print " disabled";
 821                                 goto NEXT;
 822                         }
 823                 }
 824
 825 NEXT:
 826                 print ">$address</option>";
 827         }
 828
 829         print "</select>";
 830 }
 831
 832 # XXX THIS WILL NO LONGER WORK
 833 sub check_routes_push
 834 {
 835                         my $val=$_[0];
 836                         my ($ip,$cidr) = split (/\//, $val);
 837                         ##check for existing routes in routes_push
 838                         if (-e "${General::swroot}/ovpn/routes_push") {
 839                                 open(FILE,"${General::swroot}/ovpn/routes_push");
 840                                 while (<FILE>) {
 841                                         $_=~s/\s*$//g;
 842
 843                                         my ($ip2,$cidr2) = split (/\//,"$_");
 844                                         my $val2=$ip2."/".&General::iporsubtodec($cidr2);
 845
 846                                         if($val eq $val2){
 847                                                 return 0;
 848                                         }
 849                                         #subnetcheck
 850                                         if (&General::IpInSubnet ($ip,$ip2,&General::iporsubtodec($cidr2))){
 851                                                 return 0;
 852                                         }
 853                                 };
 854                                 close(FILE);
 855                         }
 856         return 1;
 857 }
 858
 859 sub check_ccdroute
 860 {
 861         my %ccdroutehash=();
 862         my $val=$_[0];
 863         my ($ip,$cidr) = split (/\//, $val);
 864         #check for existing routes in ccdroute
 865         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 866         foreach my $key (keys %ccdroutehash) {
 867                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
 868                         if (&General::iporsubtodec($val) eq $ccdroutehash{$key}[$i] && $ccdroutehash{$key}[0] ne $cgiparams{'NAME'}){
 869                                 return 0;
 870                         }
 871                         my ($ip2,$cidr2) = split (/\//,$ccdroutehash{$key}[$i]);
 872                         #subnetcheck
 873                         if (&General::IpInSubnet ($ip,$ip2,$cidr2)&& $ccdroutehash{$key}[0] ne $cgiparams{'NAME'} ){
 874                                 return 0;
 875                         }
 876                 }
 877         }
 878         return 1;
 879 }
 880 sub check_ccdconf
 881 {
 882         my %ccdconfhash=();
 883         my $val=$_[0];
 884         my ($ip,$cidr) = split (/\//, $val);
 885         #check for existing routes in ccdroute
 886         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 887         foreach my $key (keys %ccdconfhash) {
 888                 if (&General::iporsubtocidr($val) eq $ccdconfhash{$key}[1]){
 889                                 return 0;
 890                         }
 891                         my ($ip2,$cidr2) = split (/\//,$ccdconfhash{$key}[1]);
 892                         #subnetcheck
 893                         if (&General::IpInSubnet ($ip,$ip2,&General::cidrtosub($cidr2))){
 894                                 return 0;
 895                         }
 896
 897         }
 898         return 1;
 899 }
 900
 901 # -------------------------------------------------------------------
 902
 903 sub read_routepushfile($) {
 904         my $hash = shift;
 905
 906         # Don't read the legacy file if we already have a value
 907         if ($hash->{'ROUTES_PUSH'} ne "") {
 908                 unlink($routes_push_file);
 909
 910         # This is some legacy code that reads the routes file if it is still present
 911         } elsif (-e "$routes_push_file") {
 912                 delete $hash->{'ROUTES_PUSH'};
 913
 914                 my @routes = ();
 915
 916                 open(FILE,"$routes_push_file");
 917                 while (<FILE>) {
 918                         push(@routes, $_);
 919                 }
 920                 close(FILE);
 921
 922                 $hash->{'ROUTES_PUSH'} = join("|", @routes);
 923         }
 924 }
 925
 926 sub writecollectdconf {
 927         my $vpncollectd;
 928         my %ccdhash=();
 929
 930         open(COLLECTDVPN, ">${General::swroot}/ovpn/collectd.vpn") or die "Unable to open collectd.vpn: $!";
 931         print COLLECTDVPN "Loadplugin openvpn\n";
 932         print COLLECTDVPN "\n";
 933         print COLLECTDVPN "<Plugin openvpn>\n";
 934         print COLLECTDVPN "Statusfile \"${RW_STATUS}\"\n";
 935
 936         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 937         foreach my $key (keys %ccdhash) {
 938                 if ($ccdhash{$key}[0] eq 'on' && $ccdhash{$key}[3] eq 'net') {
 939                         print COLLECTDVPN "Statusfile \"/var/run/openvpn/$ccdhash{$key}[1]-n2n\"\n";
 940                 }
 941         }
 942
 943         print COLLECTDVPN "</Plugin>\n";
 944         close(COLLECTDVPN);
 945
 946         # Reload collectd afterwards
 947         &General::system("/usr/local/bin/collectdctrl", "restart");
 948 }
 949
 950 sub openvpn_status($) {
 951         my $port = shift;
 952
 953         # Create a new Telnet session
 954         my $telnet = new Net::Telnet(
 955                 Port    => $port,
 956                 Timeout => 1,
 957                 Errmode => "return",
 958         );
 959
 960         # Connect
 961         $telnet->open("127.0.0.1");
 962
 963         # Send a command
 964         my @output = $telnet->cmd(
 965                 String => "state",
 966                 Prompt => "/(END.*\n|ERROR:.*\n)/"
 967         );
 968
 969         my ($time, $status) = split(/\,/, $output[1]);
 970
 971         ###
 972         #CONNECTING    -- OpenVPN's initial state.
 973         #WAIT          -- (Client only) Waiting for initial response from server.
 974         #AUTH          -- (Client only) Authenticating with server.
 975         #GET_CONFIG    -- (Client only) Downloading configuration options from server.
 976         #ASSIGN_IP     -- Assigning IP address to virtual network interface.
 977         #ADD_ROUTES    -- Adding routes to system.
 978         #CONNECTED     -- Initialization Sequence Completed.
 979         #RECONNECTING  -- A restart has occurred.
 980         #EXITING       -- A graceful exit is in progress.
 981         ####
 982
 983         if ($status eq "CONNECTING") {
 984                 return "DISCONNECTED";
 985         } elsif ($status eq "WAIT") {
 986                 return "DISCONNECTED";
 987         } elsif ($status eq "AUTH") {
 988                 return "DISCONNECTED";
 989         } elsif ($status eq "GET_CONFIG") {
 990                 return "DISCONNECTED";
 991         } elsif ($status eq "ASSIGN_IP") {
 992                 return "DISCONNECTED";
 993         } elsif ($status eq "ADD_ROUTES") {
 994                 return "DISCONNECTED";
 995         } elsif ($status eq "RECONNECTING") {
 996                 return "CONNECTED";
 997         } elsif ($status eq "EXITING") {
 998                 return "DISCONNECTED";
 999         }
1000
1001         return $status;
1002 }
1003
1004 # Hook to regenerate the configuration files
1005 if ($ENV{"REMOTE_ADDR"} eq "") {
1006         &writeserverconf();
1007         exit(0);
1008 }
1009
1010 ###
1011 ### Save Advanced options
1012 ###
1013
1014 if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
1015     $vpnsettings{'DPROTOCOL'} = $cgiparams{'DPROTOCOL'};
1016     $vpnsettings{'DDEST_PORT'} = $cgiparams{'DDEST_PORT'};
1017     $vpnsettings{'DMTU'} = $cgiparams{'DMTU'};
1018     $vpnsettings{'MAX_CLIENTS'} = $cgiparams{'MAX_CLIENTS'};
1019     $vpnsettings{'REDIRECT_GW_DEF1'} = $cgiparams{'REDIRECT_GW_DEF1'};
1020     $vpnsettings{'DHCP_DOMAIN'} = $cgiparams{'DHCP_DOMAIN'};
1021     $vpnsettings{'DHCP_DNS'} = $cgiparams{'DHCP_DNS'};
1022     $vpnsettings{'DHCP_WINS'} = $cgiparams{'DHCP_WINS'};
1023     $vpnsettings{'ROUTES_PUSH'} = $cgiparams{'ROUTES_PUSH'};
1024     $vpnsettings{'DATACIPHERS'} = $cgiparams{'DATACIPHERS'};
1025     $vpnsettings{'DCIPHER'} = $cgiparams{'DCIPHER'};
1026     $vpnsettings{'DAUTH'} = $cgiparams{'DAUTH'};
1027     $vpnsettings{'TLSAUTH'} = $cgiparams{'TLSAUTH'};
1028
1029         # We must have at least one cipher selected
1030         if ($cgiparams{'DATACIPHERS'} eq '') {
1031                 $errormessage = $Lang::tr{'ovpn no cipher selected'};
1032                 goto ADV_ERROR;
1033         }
1034
1035         # Split data ciphers
1036         my @dataciphers = split(/\|/, $cgiparams{'DATACIPHERS'});
1037
1038         # Check if all ciphers are supported
1039         foreach my $cipher (@dataciphers) {
1040                 if (!grep(/^$cipher$/, @SUPPORTED_CIPHERS)) {
1041                         $errormessage = $Lang::tr{'ovpn unsupported cipher selected'};
1042                         goto ADV_ERROR;
1043                 }
1044         }
1045
1046         # Check port
1047     unless (&General::validport($cgiparams{'DDEST_PORT'})) {
1048                 $errormessage = $Lang::tr{'invalid port'};
1049                 goto ADV_ERROR;
1050     }
1051
1052         # Check MTU
1053     if (($cgiparams{'DMTU'} eq "") || (($cgiparams{'DMTU'}) < 1280 )) {
1054         $errormessage = $Lang::tr{'invalid mtu input'};
1055         goto ADV_ERROR;
1056     }
1057
1058     if ($cgiparams{'FRAGMENT'} eq '') {
1059         delete $vpnsettings{'FRAGMENT'};
1060     } else {
1061         if ($cgiparams{'FRAGMENT'} !~ /^[0-9]+$/) {
1062             $errormessage = "Incorrect value, please insert only numbers.";
1063         goto ADV_ERROR;
1064                 } else {
1065                         $vpnsettings{'FRAGMENT'} = $cgiparams{'FRAGMENT'};
1066         }
1067     }
1068
1069     if ($cgiparams{'MSSFIX'} ne 'on') {
1070         delete $vpnsettings{'MSSFIX'};
1071     } else {
1072         $vpnsettings{'MSSFIX'} = $cgiparams{'MSSFIX'};
1073     }
1074
1075     if ($cgiparams{'DHCP_DOMAIN'} ne ''){
1076         unless (&General::validdomainname($cgiparams{'DHCP_DOMAIN'}) || &General::validip($cgiparams{'DHCP_DOMAIN'})) {
1077                 $errormessage = $Lang::tr{'invalid input for dhcp domain'};
1078         goto ADV_ERROR;
1079         }
1080     }
1081     if ($cgiparams{'DHCP_DNS'} ne ''){
1082         unless (&General::validfqdn($cgiparams{'DHCP_DNS'}) || &General::validip($cgiparams{'DHCP_DNS'})) {
1083                 $errormessage = $Lang::tr{'invalid input for dhcp dns'};
1084         goto ADV_ERROR;
1085         }
1086     }
1087     if ($cgiparams{'DHCP_WINS'} ne ''){
1088         unless (&General::validfqdn($cgiparams{'DHCP_WINS'}) || &General::validip($cgiparams{'DHCP_WINS'})) {
1089                 $errormessage = $Lang::tr{'invalid input for dhcp wins'};
1090                 goto ADV_ERROR;
1091         }
1092     }
1093
1094         # Validate pushed routes
1095     if ($cgiparams{'ROUTES_PUSH'} ne ''){
1096                 my @temp = split(/\n/, $cgiparams{'ROUTES_PUSH'});
1097
1098                 my @routes = ();
1099
1100                 foreach my $route (@temp) {
1101                         chomp($route);
1102
1103                         # Remove any excess whitespace
1104                         $route =~ s/^\s+//g;
1105                         $route =~ s/\s+$//g;
1106
1107                         # Skip empty lines
1108                         next if ($route eq "");
1109
1110                         unless (&Network::check_subnet($route)) {
1111                                 $errormessage = "$Lang::tr{'ovpn errmsg invalid route'}: $route";
1112                                 goto ADV_ERROR;
1113                         }
1114
1115                         push(@routes, $route);
1116                 }
1117
1118                 $vpnsettings{'ROUTES_PUSH'} = join("|", @routes);
1119     }
1120
1121     if ((length($cgiparams{'MAX_CLIENTS'}) == 0) || (($cgiparams{'MAX_CLIENTS'}) < 1 ) || (($cgiparams{'MAX_CLIENTS'}) > 1024 )) {
1122         $errormessage = $Lang::tr{'invalid input for max clients'};
1123         goto ADV_ERROR;
1124     }
1125
1126         # Store our configuration
1127         &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1128
1129         # Write the server configuration
1130         &writeserverconf();
1131
1132         # Restart the server if it is enabled
1133         if ($vpnsettings{'ENABLED'} eq "on") {
1134                 &General::system("/usr/local/bin/openvpnctrl", "rw", "restart");
1135         }
1136 }
1137
1138 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'server')
1139 {
1140
1141 my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
1142 my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
1143 my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
1144 my $tunmtu =  '';
1145
1146 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
1147 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
1148
1149   open(SERVERCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
1150
1151   flock SERVERCONF, 2;
1152   print SERVERCONF "# IPFire n2n Open VPN Server Config by ummeegge und m.a.d\n";
1153   print SERVERCONF "\n";
1154   print SERVERCONF "# User Security\n";
1155   print SERVERCONF "user nobody\n";
1156   print SERVERCONF "group nobody\n";
1157   print SERVERCONF "persist-tun\n";
1158   print SERVERCONF "persist-key\n";
1159   print SERVERCONF "script-security 2\n";
1160   print SERVERCONF "# IP/DNS for remote Server Gateway\n";
1161
1162   if ($cgiparams{'REMOTE'} ne '') {
1163   print SERVERCONF "remote $cgiparams{'REMOTE'}\n";
1164   }
1165
1166   print SERVERCONF "float\n";
1167   print SERVERCONF "# IP adresses of the VPN Subnet\n";
1168   print SERVERCONF "ifconfig $ovsubnet.1 $ovsubnet.2\n";
1169   print SERVERCONF "# Client Gateway Network\n";
1170   print SERVERCONF "route $remsubnet[0] $remsubnet[1]\n";
1171   print SERVERCONF "up \"/etc/init.d/static-routes start\"\n";
1172   print SERVERCONF "# tun Device\n";
1173   print SERVERCONF "dev tun\n";
1174   print SERVERCONF "#Logfile for statistics\n";
1175   print SERVERCONF "status-version 1\n";
1176   print SERVERCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
1177   print SERVERCONF "# Port and Protokol\n";
1178   print SERVERCONF "port $cgiparams{'DEST_PORT'}\n";
1179
1180   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1181   print SERVERCONF "proto tcp4-server\n";
1182   print SERVERCONF "# Packet size\n";
1183   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1184   print SERVERCONF "tun-mtu $tunmtu\n";
1185   }
1186
1187   if ($cgiparams{'PROTOCOL'} eq 'udp') {
1188   print SERVERCONF "proto udp4\n";
1189   print SERVERCONF "# Paketsize\n";
1190   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1191   print SERVERCONF "tun-mtu $tunmtu\n";
1192   if ($cgiparams{'FRAGMENT'} ne '') {print SERVERCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1193   if ($cgiparams{'MSSFIX'} eq 'on') {print SERVERCONF "mssfix\n"; } else { print SERVERCONF "mssfix 0\n" };
1194   }
1195
1196   print SERVERCONF "# Auth. Server\n";
1197   print SERVERCONF "tls-server\n";
1198   print SERVERCONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
1199   print SERVERCONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
1200   print SERVERCONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
1201   print SERVERCONF "dh $DHPARAM\n";
1202   print SERVERCONF "# Cipher\n";
1203   print SERVERCONF "cipher $cgiparams{'DCIPHER'}\n";
1204
1205   # If GCM cipher is used, do not use --auth
1206   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
1207       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
1208       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1209     print SERVERCONF unless "# HMAC algorithm\n";
1210     print SERVERCONF unless "auth $cgiparams{'DAUTH'}\n";
1211   } else {
1212     print SERVERCONF "# HMAC algorithm\n";
1213     print SERVERCONF "auth $cgiparams{'DAUTH'}\n";
1214   }
1215
1216   # Set TLSv1.2 as minimum
1217   print SERVERCONF "tls-version-min 1.2\n";
1218
1219   if ($cgiparams{'COMPLZO'} eq 'on') {
1220    print SERVERCONF "# Enable Compression\n";
1221    print SERVERCONF "comp-lzo\n";
1222      }
1223   print SERVERCONF "# Debug Level\n";
1224   print SERVERCONF "verb 3\n";
1225   print SERVERCONF "# Tunnel check\n";
1226   print SERVERCONF "keepalive 10 60\n";
1227   print SERVERCONF "# Start as daemon\n";
1228   print SERVERCONF "daemon $cgiparams{'NAME'}n2n\n";
1229   print SERVERCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1230   print SERVERCONF "# Activate Management Interface and Port\n";
1231   if ($cgiparams{'OVPN_MGMT'} eq '') {print SERVERCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1232   else {print SERVERCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1233   close(SERVERCONF);
1234
1235 }
1236
1237 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'client')
1238 {
1239
1240         my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
1241         my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
1242         my @remsubnet =  split(/\//,$cgiparams{'REMOTE_SUBNET'});
1243         my $tunmtu =  '';
1244
1245 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
1246 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
1247
1248   open(CLIENTCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
1249
1250   flock CLIENTCONF, 2;
1251   print CLIENTCONF "# IPFire rewritten n2n Open VPN Client Config by ummeegge und m.a.d\n";
1252   print CLIENTCONF "#\n";
1253   print CLIENTCONF "# User Security\n";
1254   print CLIENTCONF "user nobody\n";
1255   print CLIENTCONF "group nobody\n";
1256   print CLIENTCONF "persist-tun\n";
1257   print CLIENTCONF "persist-key\n";
1258   print CLIENTCONF "script-security 2\n";
1259   print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
1260   print CLIENTCONF "remote $cgiparams{'REMOTE'}\n";
1261   print CLIENTCONF "float\n";
1262   print CLIENTCONF "# IP adresses of the VPN Subnet\n";
1263   print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
1264   print CLIENTCONF "# Server Gateway Network\n";
1265   print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
1266   print CLIENTCONF "up \"/etc/init.d/static-routes start\"\n";
1267   print CLIENTCONF "# tun Device\n";
1268   print CLIENTCONF "dev tun\n";
1269   print CLIENTCONF "#Logfile for statistics\n";
1270   print CLIENTCONF "status-version 1\n";
1271   print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
1272   print CLIENTCONF "# Port and Protokol\n";
1273   print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n";
1274
1275   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1276   print CLIENTCONF "proto tcp4-client\n";
1277   print CLIENTCONF "# Packet size\n";
1278   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1279   print CLIENTCONF "tun-mtu $tunmtu\n";
1280   }
1281
1282   if ($cgiparams{'PROTOCOL'} eq 'udp') {
1283   print CLIENTCONF "proto udp4\n";
1284   print CLIENTCONF "# Paketsize\n";
1285   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1286   print CLIENTCONF "tun-mtu $tunmtu\n";
1287   if ($cgiparams{'FRAGMENT'} ne '') {print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1288   if ($cgiparams{'MSSFIX'} eq 'on') {print CLIENTCONF "mssfix\n"; } else { print CLIENTCONF "mssfix 0\n" };
1289   }
1290
1291   # Check host certificate if X509 is RFC3280 compliant.
1292   # If not, old --ns-cert-type directive will be used.
1293   # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
1294   my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1295   if ( ! grep(/TLS Web Server Authentication/, @hostcert)) {
1296        print CLIENTCONF "ns-cert-type server\n";
1297   } else {
1298        print CLIENTCONF "remote-cert-tls server\n";
1299   }
1300   print CLIENTCONF "# Auth. Client\n";
1301   print CLIENTCONF "tls-client\n";
1302   print CLIENTCONF "# Cipher\n";
1303   print CLIENTCONF "cipher $cgiparams{'DCIPHER'}\n";
1304   print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12\r\n";
1305
1306   # If GCM cipher is used, do not use --auth
1307   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
1308       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
1309       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1310     print CLIENTCONF unless "# HMAC algorithm\n";
1311     print CLIENTCONF unless "auth $cgiparams{'DAUTH'}\n";
1312   } else {
1313     print CLIENTCONF "# HMAC algorithm\n";
1314     print CLIENTCONF "auth $cgiparams{'DAUTH'}\n";
1315   }
1316
1317   # Set TLSv1.2 as minimum
1318   print CLIENTCONF "tls-version-min 1.2\n";
1319
1320   if ($cgiparams{'COMPLZO'} eq 'on') {
1321    print CLIENTCONF "# Enable Compression\n";
1322    print CLIENTCONF "comp-lzo\n";
1323   }
1324   print CLIENTCONF "# Debug Level\n";
1325   print CLIENTCONF "verb 3\n";
1326   print CLIENTCONF "# Tunnel check\n";
1327   print CLIENTCONF "keepalive 10 60\n";
1328   print CLIENTCONF "# Start as daemon\n";
1329   print CLIENTCONF "daemon $cgiparams{'NAME'}n2n\n";
1330   print CLIENTCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1331   print CLIENTCONF "# Activate Management Interface and Port\n";
1332   if ($cgiparams{'OVPN_MGMT'} eq '') {print CLIENTCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1333   else {print CLIENTCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1334   if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}")) {
1335         print CLIENTCONF "providers legacy default\n";
1336   }
1337   close(CLIENTCONF);
1338
1339 }
1340
1341 ###
1342 ### Save main settings
1343 ###
1344
1345 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq '' && $cgiparams{'KEY'} eq '') {
1346     #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
1347     #DAN this value has to leave.
1348     if ($cgiparams{'ENABLED'} eq 'on'){
1349         unless (&General::validfqdn($cgiparams{'VPN_IP'}) || &General::validip($cgiparams{'VPN_IP'})) {
1350                 $errormessage = $Lang::tr{'invalid input for hostname'};
1351         goto SETTINGS_ERROR;
1352         }
1353     }
1354
1355     if (! &General::validipandmask($cgiparams{'DOVPN_SUBNET'})) {
1356             $errormessage = $Lang::tr{'ovpn subnet is invalid'};
1357                         goto SETTINGS_ERROR;
1358     }
1359     my @tmpovpnsubnet = split("\/",$cgiparams{'DOVPN_SUBNET'});
1360
1361     if (&General::IpInSubnet ( $Network::ethernet{'RED_ADDRESS'},
1362         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1363         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire RED Network $Network::ethernet{'RED_ADDRESS'}";
1364         goto SETTINGS_ERROR;
1365     }
1366
1367     if (&General::IpInSubnet ( $Network::ethernet{'GREEN_ADDRESS'},
1368         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1369         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Green Network $Network::ethernet{'GREEN_ADDRESS'}";
1370         goto SETTINGS_ERROR;
1371     }
1372
1373     if (&General::IpInSubnet ( $Network::ethernet{'BLUE_ADDRESS'},
1374         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1375         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Blue Network $Network::ethernet{'BLUE_ADDRESS'}";
1376         goto SETTINGS_ERROR;
1377     }
1378
1379     if (&General::IpInSubnet ( $Network::ethernet{'ORANGE_ADDRESS'},
1380         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1381         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Orange Network $Network::ethernet{'ORANGE_ADDRESS'}";
1382         goto SETTINGS_ERROR;
1383     }
1384     open(ALIASES, "${General::swroot}/ethernet/aliases") or die 'Unable to open aliases file.';
1385     while (<ALIASES>)
1386     {
1387         chomp($_);
1388         my @tempalias = split(/\,/,$_);
1389         if ($tempalias[1] eq 'on') {
1390             if (&General::IpInSubnet ($tempalias[0] ,
1391                 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1392                 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire alias entry $tempalias[0]";
1393             }
1394         }
1395     }
1396     close(ALIASES);
1397     if ($errormessage ne ''){
1398         goto SETTINGS_ERROR;
1399     }
1400     if ($cgiparams{'ENABLED'} !~ /^(on|off|)$/) {
1401         $errormessage = $Lang::tr{'invalid input'};
1402         goto SETTINGS_ERROR;
1403     }
1404
1405         # Create ta.key for tls-auth if not presant
1406         if ($cgiparams{'TLSAUTH'} eq 'on') {
1407                 if ( ! -e "${General::swroot}/ovpn/certs/ta.key") {
1408                         # This system call is safe, because all arguements are passed as an array.
1409                         system("/usr/sbin/openvpn", "--genkey", "secret", "${General::swroot}/ovpn/certs/ta.key");
1410                         if ($?) {
1411                                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1412                                 goto SETTINGS_ERROR;
1413                         }
1414                 }
1415         }
1416
1417     $vpnsettings{'ENABLED'} = $cgiparams{'ENABLED'};
1418     $vpnsettings{'VPN_IP'} = $cgiparams{'VPN_IP'};
1419     $vpnsettings{'DOVPN_SUBNET'} = $cgiparams{'DOVPN_SUBNET'};
1420
1421         # Store our configuration
1422     &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1423
1424         # Write the OpenVPN server configuration
1425     &writeserverconf();
1426
1427         # Start/Stop the server
1428         if ($vpnsettings{'ENABLED'} eq "on") {
1429                 &General::system("/usr/local/bin/openvpnctrl", "rw", "restart");
1430         } else {
1431                 &General::system("/usr/local/bin/openvpnctrl", "rw", "stop");
1432         }
1433
1434 SETTINGS_ERROR:
1435 ###
1436 ### Reset all step 2
1437 ###
1438 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'} && $cgiparams{'AREUSURE'} eq 'yes') {
1439     my $file = '';
1440     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1441
1442     # Stop all N2N connections
1443     &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop");
1444
1445     foreach my $key (keys %confighash) {
1446         my $name = $confighash{$cgiparams{'$key'}}[1];
1447
1448         if ($confighash{$key}[4] eq 'cert') {
1449             delete $confighash{$cgiparams{'$key'}};
1450         }
1451
1452         &General::system("/usr/local/bin/openvpnctrl", "n2n", "delete", "$name");
1453     }
1454     while ($file = glob("${General::swroot}/ovpn/ca/*")) {
1455         unlink $file;
1456     }
1457     while ($file = glob("${General::swroot}/ovpn/certs/*")) {
1458         unlink $file;
1459     }
1460     while ($file = glob("${General::swroot}/ovpn/crls/*")) {
1461         unlink $file;
1462     }
1463         &cleanssldatabase();
1464     if (open(FILE, ">${General::swroot}/ovpn/caconfig")) {
1465         print FILE "";
1466         close FILE;
1467     }
1468     if (open(FILE, ">${General::swroot}/ovpn/ccdroute")) {
1469         print FILE "";
1470         close FILE;
1471     }
1472     if (open(FILE, ">${General::swroot}/ovpn/ccdroute2")) {
1473         print FILE "";
1474         close FILE;
1475     }
1476     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1477         unlink $file
1478     }
1479     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1480         unlink $file
1481     }
1482     if (open(FILE, ">${General::swroot}/ovpn/ovpn-leases.db")) {
1483         print FILE "";
1484         close FILE;
1485     }
1486     if (open(FILE, ">${General::swroot}/ovpn/ovpnconfig")) {
1487         print FILE "";
1488         close FILE;
1489     }
1490     while ($file = glob("${General::swroot}/ovpn/n2nconf/*")) {
1491         unlink($file);
1492     }
1493
1494     # Remove everything from the collectd configuration
1495     &writecollectdconf();
1496
1497     #&writeserverconf();
1498 ###
1499 ### Reset all step 1
1500 ###
1501 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'}) {
1502     &Header::showhttpheaders();
1503     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1504     &Header::openbigbox('100%', 'left', '', '');
1505     &Header::openbox('100%', 'left', $Lang::tr{'are you sure'});
1506     print <<END;
1507         <form method='post'>
1508                 <table width='100%'>
1509                         <tr>
1510                                 <td align='center'>
1511                                 <input type='hidden' name='AREUSURE' value='yes' />
1512                                 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>:
1513                                 $Lang::tr{'resetting the vpn configuration will remove the root ca, the host certificate and all certificate based connections'}</td>
1514                         </tr>
1515                         <tr>
1516                                 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' />
1517                                 <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td>
1518                         </tr>
1519                 </table>
1520         </form>
1521 END
1522     ;
1523     &Header::closebox();
1524     &Header::closebigbox();
1525     &Header::closepage();
1526     exit (0);
1527
1528 ###
1529 ### Upload CA Certificate
1530 ###
1531 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload ca certificate'}) {
1532     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1533
1534     if ($cgiparams{'CA_NAME'} !~ /^[a-zA-Z0-9]+$/) {
1535         $errormessage = $Lang::tr{'name must only contain characters'};
1536         goto UPLOADCA_ERROR;
1537     }
1538
1539     if (length($cgiparams{'CA_NAME'}) >60) {
1540         $errormessage = $Lang::tr{'name too long'};
1541         goto VPNCONF_ERROR;
1542     }
1543
1544     if ($cgiparams{'CA_NAME'} eq 'ca') {
1545         $errormessage = $Lang::tr{'name is invalid'};
1546         goto UPLOADCA_ERROR;
1547     }
1548
1549     # Check if there is no other entry with this name
1550     foreach my $key (keys %cahash) {
1551         if ($cahash{$key}[0] eq $cgiparams{'CA_NAME'}) {
1552             $errormessage = $Lang::tr{'a ca certificate with this name already exists'};
1553             goto UPLOADCA_ERROR;
1554         }
1555     }
1556
1557     unless (ref ($cgiparams{'FH'})) {
1558         $errormessage = $Lang::tr{'there was no file upload'};
1559         goto UPLOADCA_ERROR;
1560     }
1561     # Move uploaded ca to a temporary file
1562     (my $fh, my $filename) = tempfile( );
1563     if (copy ($cgiparams{'FH'}, $fh) != 1) {
1564         $errormessage = $!;
1565         goto UPLOADCA_ERROR;
1566     }
1567     my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "$filename");
1568     if ( ! grep(/CA:TRUE/i, @temp )) {
1569         $errormessage = $Lang::tr{'not a valid ca certificate'};
1570         unlink ($filename);
1571         goto UPLOADCA_ERROR;
1572     } else {
1573         unless(move($filename, "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem")) {
1574             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1575             unlink ($filename);
1576             goto UPLOADCA_ERROR;
1577         }
1578     }
1579
1580     my @casubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem");
1581     my $casubject;
1582
1583     foreach my $line (@casubject) {
1584         if ($line =~ /Subject: (.*)[\n]/) {
1585                 $casubject    = $1;
1586                 $casubject    =~ s+/Email+, E+;
1587                 $casubject    =~ s/ ST=/ S=/;
1588
1589                 last;
1590         }
1591     }
1592
1593     $casubject    = &Header::cleanhtml($casubject);
1594
1595     my $key = &General::findhasharraykey (\%cahash);
1596     $cahash{$key}[0] = $cgiparams{'CA_NAME'};
1597     $cahash{$key}[1] = $casubject;
1598     &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1599 #    system('/usr/local/bin/ipsecctrl', 'R');
1600
1601     UPLOADCA_ERROR:
1602
1603 ###
1604 ### Display ca certificate
1605 ###
1606 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show ca certificate'}) {
1607     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1608
1609     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem") {
1610         &Header::showhttpheaders();
1611         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1612         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1613         &Header::openbox('100%', 'LEFT', "$Lang::tr{'ca certificate'}:");
1614         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1615         my $output = &Header::cleanhtml(join("", @output),"y");
1616         print "<pre>$output</pre>\n";
1617         &Header::closebox();
1618         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1619         &Header::closebigbox();
1620         &Header::closepage();
1621         exit(0);
1622     } else {
1623         $errormessage = $Lang::tr{'invalid key'};
1624     }
1625
1626 ###
1627 ### Download ca certificate
1628 ###
1629 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download ca certificate'}) {
1630     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1631
1632     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1633         print "Content-Type: application/octet-stream\r\n";
1634         print "Content-Disposition: filename=$cahash{$cgiparams{'KEY'}}[0]cert.pem\r\n\r\n";
1635
1636         my @tmp =  &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1637         print @tmp;
1638
1639         exit(0);
1640     } else {
1641         $errormessage = $Lang::tr{'invalid key'};
1642     }
1643
1644 ###
1645 ### Remove ca certificate (step 2)
1646 ###
1647 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'} && $cgiparams{'AREUSURE'} eq 'yes') {
1648     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1649     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1650
1651     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1652         foreach my $key (keys %confighash) {
1653             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1654             if (grep(/: OK/, @test)) {
1655                 # Delete connection
1656 #               if ($vpnsettings{'ENABLED'} eq 'on' ||
1657 #                   $vpnsettings{'ENABLED_BLUE'} eq 'on') {
1658 #                   system('/usr/local/bin/ipsecctrl', 'D', $key);
1659 #               }
1660                 unlink ("${General::swroot}/ovpn//certs/$confighash{$key}[1]cert.pem");
1661                 unlink ("${General::swroot}/ovpn/certs/$confighash{$key}[1].p12");
1662                 delete $confighash{$key};
1663                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1664 #               &writeipsecfiles();
1665             }
1666         }
1667         unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1668         delete $cahash{$cgiparams{'KEY'}};
1669         &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1670 #       system('/usr/local/bin/ipsecctrl', 'R');
1671     } else {
1672         $errormessage = $Lang::tr{'invalid key'};
1673     }
1674 ###
1675 ### Remove ca certificate (step 1)
1676 ###
1677 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'}) {
1678     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1679     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1680
1681     my $assignedcerts = 0;
1682     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1683         foreach my $key (keys %confighash) {
1684             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1685             if (grep(/: OK/, @test)) {
1686                 $assignedcerts++;
1687             }
1688         }
1689         if ($assignedcerts) {
1690             &Header::showhttpheaders();
1691             &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1692             &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1693             &Header::openbox('100%', 'LEFT', $Lang::tr{'are you sure'});
1694             print <<END;
1695                 <table><form method='post'><input type='hidden' name='AREUSURE' value='yes' />
1696                        <input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />
1697                     <tr><td align='center'>
1698                         <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>: $assignedcerts
1699                         $Lang::tr{'connections are associated with this ca.  deleting the ca will delete these connections as well.'}
1700                     <tr><td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
1701                         <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td></tr>
1702                 </form></table>
1703 END
1704             ;
1705             &Header::closebox();
1706             &Header::closebigbox();
1707             &Header::closepage();
1708             exit (0);
1709         } else {
1710             unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1711             delete $cahash{$cgiparams{'KEY'}};
1712             &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1713 #           system('/usr/local/bin/ipsecctrl', 'R');
1714         }
1715     } else {
1716         $errormessage = $Lang::tr{'invalid key'};
1717     }
1718
1719 ###
1720 ### Display root certificate
1721 ###
1722 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'} ||
1723     $cgiparams{'ACTION'} eq $Lang::tr{'show host certificate'}) {
1724     my @output;
1725     &Header::showhttpheaders();
1726     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1727     &Header::openbigbox('100%', 'LEFT', '', '');
1728     if ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'}) {
1729         &Header::openbox('100%', 'LEFT', "$Lang::tr{'root certificate'}:");
1730         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1731     } else {
1732         &Header::openbox('100%', 'LEFT', "$Lang::tr{'host certificate'}:");
1733         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1734     }
1735     my $output = &Header::cleanhtml(join("", @output), "y");
1736     print "<pre>$output</pre>\n";
1737     &Header::closebox();
1738     print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1739     &Header::closebigbox();
1740     &Header::closepage();
1741     exit(0);
1742
1743 ###
1744 ### Download root certificate
1745 ###
1746 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download root certificate'}) {
1747     if ( -f "${General::swroot}/ovpn/ca/cacert.pem" ) {
1748         print "Content-Type: application/octet-stream\r\n";
1749         print "Content-Disposition: filename=cacert.pem\r\n\r\n";
1750
1751         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1752         print @tmp;
1753
1754         exit(0);
1755     }
1756
1757 ###
1758 ### Download host certificate
1759 ###
1760 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download host certificate'}) {
1761     if ( -f "${General::swroot}/ovpn/certs/servercert.pem" ) {
1762         print "Content-Type: application/octet-stream\r\n";
1763         print "Content-Disposition: filename=servercert.pem\r\n\r\n";
1764
1765         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1766         print @tmp;
1767
1768         exit(0);
1769     }
1770
1771 ###
1772 ### Download tls-auth key
1773 ###
1774 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download tls-auth key'}) {
1775     if ( -f "${General::swroot}/ovpn/certs/ta.key" ) {
1776         print "Content-Type: application/octet-stream\r\n";
1777         print "Content-Disposition: filename=ta.key\r\n\r\n";
1778
1779         open(FILE, "${General::swroot}/ovpn/certs/ta.key");
1780         my @tmp = <FILE>;
1781         close(FILE);
1782
1783         print @tmp;
1784
1785         exit(0);
1786     }
1787
1788 ###
1789 ### Form for generating a root certificate
1790 ###
1791 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate root/host certificates'} ||
1792          $cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1793
1794     if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
1795         $errormessage = $Lang::tr{'valid root certificate already exists'};
1796         $cgiparams{'ACTION'} = '';
1797         goto ROOTCERT_ERROR;
1798     }
1799
1800     if (($cgiparams{'ROOTCERT_HOSTNAME'} eq '') && -e "${General::swroot}/red/active") {
1801         if (open(IPADDR, "${General::swroot}/red/local-ipaddress")) {
1802             my $ipaddr = <IPADDR>;
1803             close IPADDR;
1804             chomp ($ipaddr);
1805             $cgiparams{'ROOTCERT_HOSTNAME'} = (gethostbyaddr(pack("C4", split(/\./, $ipaddr)), 2))[0];
1806             if ($cgiparams{'ROOTCERT_HOSTNAME'} eq '') {
1807                 $cgiparams{'ROOTCERT_HOSTNAME'} = $ipaddr;
1808             }
1809         }
1810     } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1811         unless (ref ($cgiparams{'FH'})) {
1812             $errormessage = $Lang::tr{'there was no file upload'};
1813             goto ROOTCERT_ERROR;
1814         }
1815
1816         # Move uploaded certificate request to a temporary file
1817         (my $fh, my $filename) = tempfile( );
1818         if (copy ($cgiparams{'FH'}, $fh) != 1) {
1819             $errormessage = $!;
1820             goto ROOTCERT_ERROR;
1821         }
1822
1823         # Create a temporary dirctory
1824         my $tempdir = tempdir( CLEANUP => 1 );
1825
1826         # Extract the CA certificate from the file
1827         my $pid = open(OPENSSL, "|-");
1828         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1829         if ($pid) {     # parent
1830             if ($cgiparams{'P12_PASS'} ne '') {
1831                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1832             }
1833             close (OPENSSL);
1834             if ($?) {
1835                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1836                 unlink ($filename);
1837                 goto ROOTCERT_ERROR;
1838             }
1839         } else {        # child
1840             unless (exec ('/usr/bin/openssl', 'pkcs12', '-cacerts', '-nokeys',
1841                     '-in', $filename,
1842                     '-out', "$tempdir/cacert.pem")) {
1843                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1844                 unlink ($filename);
1845                 goto ROOTCERT_ERROR;
1846             }
1847         }
1848
1849         # Extract the Host certificate from the file
1850         $pid = open(OPENSSL, "|-");
1851         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1852         if ($pid) {     # parent
1853             if ($cgiparams{'P12_PASS'} ne '') {
1854                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1855             }
1856             close (OPENSSL);
1857             if ($?) {
1858                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1859                 unlink ($filename);
1860                 goto ROOTCERT_ERROR;
1861             }
1862         } else {        # child
1863             unless (exec ('/usr/bin/openssl', 'pkcs12', '-clcerts', '-nokeys',
1864                     '-in', $filename,
1865                     '-out', "$tempdir/hostcert.pem")) {
1866                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1867                 unlink ($filename);
1868                 goto ROOTCERT_ERROR;
1869             }
1870         }
1871
1872         # Extract the Host key from the file
1873         $pid = open(OPENSSL, "|-");
1874         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1875         if ($pid) {     # parent
1876             if ($cgiparams{'P12_PASS'} ne '') {
1877                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1878             }
1879             close (OPENSSL);
1880             if ($?) {
1881                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1882                 unlink ($filename);
1883                 goto ROOTCERT_ERROR;
1884             }
1885         } else {        # child
1886             unless (exec ('/usr/bin/openssl', 'pkcs12', '-nocerts',
1887                     '-nodes',
1888                     '-in', $filename,
1889                     '-out', "$tempdir/serverkey.pem")) {
1890                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1891                 unlink ($filename);
1892                 goto ROOTCERT_ERROR;
1893             }
1894         }
1895
1896         unless(move("$tempdir/cacert.pem", "${General::swroot}/ovpn/ca/cacert.pem")) {
1897             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1898             unlink ($filename);
1899             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1900             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1901             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1902             goto ROOTCERT_ERROR;
1903         }
1904
1905         unless(move("$tempdir/hostcert.pem", "${General::swroot}/ovpn/certs/servercert.pem")) {
1906             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1907             unlink ($filename);
1908             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1909             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1910             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1911             goto ROOTCERT_ERROR;
1912         }
1913
1914         unless(move("$tempdir/serverkey.pem", "${General::swroot}/ovpn/certs/serverkey.pem")) {
1915             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1916             unlink ($filename);
1917             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1918             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1919             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1920             goto ROOTCERT_ERROR;
1921         }
1922
1923         goto ROOTCERT_SUCCESS;
1924
1925     } elsif ($cgiparams{'ROOTCERT_COUNTRY'} ne '') {
1926
1927         # Validate input since the form was submitted
1928         if ($cgiparams{'ROOTCERT_ORGANIZATION'} eq ''){
1929             $errormessage = $Lang::tr{'organization cant be empty'};
1930             goto ROOTCERT_ERROR;
1931         }
1932         if (length($cgiparams{'ROOTCERT_ORGANIZATION'}) >60) {
1933             $errormessage = $Lang::tr{'organization too long'};
1934             goto ROOTCERT_ERROR;
1935         }
1936         if ($cgiparams{'ROOTCERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1937             $errormessage = $Lang::tr{'invalid input for organization'};
1938             goto ROOTCERT_ERROR;
1939         }
1940         if ($cgiparams{'ROOTCERT_HOSTNAME'} eq ''){
1941             $errormessage = $Lang::tr{'hostname cant be empty'};
1942             goto ROOTCERT_ERROR;
1943         }
1944         unless (&General::validfqdn($cgiparams{'ROOTCERT_HOSTNAME'}) || &General::validip($cgiparams{'ROOTCERT_HOSTNAME'})) {
1945             $errormessage = $Lang::tr{'invalid input for hostname'};
1946             goto ROOTCERT_ERROR;
1947         }
1948         if ($cgiparams{'ROOTCERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'ROOTCERT_EMAIL'}))) {
1949             $errormessage = $Lang::tr{'invalid input for e-mail address'};
1950             goto ROOTCERT_ERROR;
1951         }
1952         if (length($cgiparams{'ROOTCERT_EMAIL'}) > 40) {
1953             $errormessage = $Lang::tr{'e-mail address too long'};
1954             goto ROOTCERT_ERROR;
1955         }
1956         if ($cgiparams{'ROOTCERT_OU'} ne '' && $cgiparams{'ROOTCERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1957             $errormessage = $Lang::tr{'invalid input for department'};
1958             goto ROOTCERT_ERROR;
1959         }
1960         if ($cgiparams{'ROOTCERT_CITY'} ne '' && $cgiparams{'ROOTCERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1961             $errormessage = $Lang::tr{'invalid input for city'};
1962             goto ROOTCERT_ERROR;
1963         }
1964         if ($cgiparams{'ROOTCERT_STATE'} ne '' && $cgiparams{'ROOTCERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1965             $errormessage = $Lang::tr{'invalid input for state or province'};
1966             goto ROOTCERT_ERROR;
1967         }
1968         if ($cgiparams{'ROOTCERT_COUNTRY'} !~ /^[A-Z]*$/) {
1969             $errormessage = $Lang::tr{'invalid input for country'};
1970             goto ROOTCERT_ERROR;
1971         }
1972
1973         # Copy the cgisettings to vpnsettings and save the configfile
1974         $vpnsettings{'ROOTCERT_ORGANIZATION'}   = $cgiparams{'ROOTCERT_ORGANIZATION'};
1975         $vpnsettings{'ROOTCERT_HOSTNAME'}       = $cgiparams{'ROOTCERT_HOSTNAME'};
1976         $vpnsettings{'ROOTCERT_EMAIL'}          = $cgiparams{'ROOTCERT_EMAIL'};
1977         $vpnsettings{'ROOTCERT_OU'}             = $cgiparams{'ROOTCERT_OU'};
1978         $vpnsettings{'ROOTCERT_CITY'}           = $cgiparams{'ROOTCERT_CITY'};
1979         $vpnsettings{'ROOTCERT_STATE'}          = $cgiparams{'ROOTCERT_STATE'};
1980         $vpnsettings{'ROOTCERT_COUNTRY'}        = $cgiparams{'ROOTCERT_COUNTRY'};
1981         &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
1982
1983         # Replace empty strings with a .
1984         (my $ou = $cgiparams{'ROOTCERT_OU'}) =~ s/^\s*$/\./;
1985         (my $city = $cgiparams{'ROOTCERT_CITY'}) =~ s/^\s*$/\./;
1986         (my $state = $cgiparams{'ROOTCERT_STATE'}) =~ s/^\s*$/\./;
1987
1988         # Create the CA certificate
1989         my $pid = open(OPENSSL, "|-");
1990         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1991         if ($pid) {     # parent
1992             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
1993             print OPENSSL "$state\n";
1994             print OPENSSL "$city\n";
1995             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
1996             print OPENSSL "$ou\n";
1997             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'} CA\n";
1998             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
1999             close (OPENSSL);
2000             if ($?) {
2001                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2002                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2003                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2004                 goto ROOTCERT_ERROR;
2005             }
2006         } else {        # child
2007             unless (exec ('/usr/bin/openssl', 'req', '-x509', '-nodes',
2008                         '-days', '999999', '-newkey', 'rsa:4096', '-sha512',
2009                         '-keyout', "${General::swroot}/ovpn/ca/cakey.pem",
2010                         '-out', "${General::swroot}/ovpn/ca/cacert.pem",
2011                         '-config', "/usr/share/openvpn/ovpn.cnf")) {
2012                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
2013                 goto ROOTCERT_ERROR;
2014             }
2015         }
2016
2017         # Create the Host certificate request
2018         $pid = open(OPENSSL, "|-");
2019         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
2020         if ($pid) {     # parent
2021             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
2022             print OPENSSL "$state\n";
2023             print OPENSSL "$city\n";
2024             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
2025             print OPENSSL "$ou\n";
2026             print OPENSSL "$cgiparams{'ROOTCERT_HOSTNAME'}\n";
2027             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
2028             print OPENSSL ".\n";
2029             print OPENSSL ".\n";
2030             close (OPENSSL);
2031             if ($?) {
2032                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2033                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2034                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2035                 goto ROOTCERT_ERROR;
2036             }
2037         } else {        # child
2038             unless (exec ('/usr/bin/openssl', 'req', '-nodes',
2039                         '-newkey', 'rsa:4096',
2040                         '-keyout', "${General::swroot}/ovpn/certs/serverkey.pem",
2041                         '-out', "${General::swroot}/ovpn/certs/serverreq.pem",
2042                         '-extensions', 'server',
2043                         '-config', "/usr/share/openvpn/ovpn.cnf" )) {
2044                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
2045                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2046                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2047                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2048                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2049                 goto ROOTCERT_ERROR;
2050             }
2051         }
2052
2053         # Sign the host certificate request
2054         # This system call is safe, because all argeuments are passed as an array.
2055         system('/usr/bin/openssl', 'ca', '-days', '999999',
2056                 '-batch', '-notext',
2057                 '-in',  "${General::swroot}/ovpn/certs/serverreq.pem",
2058                 '-out', "${General::swroot}/ovpn/certs/servercert.pem",
2059                 '-extensions', 'server',
2060                 '-config', "/usr/share/openvpn/ovpn.cnf");
2061         if ($?) {
2062             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2063             unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2064             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2065             unlink ("${General::swroot}/ovpn/serverkey.pem");
2066             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2067             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
2068             &cleanssldatabase();
2069             goto ROOTCERT_ERROR;
2070         } else {
2071             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2072             &deletebackupcert();
2073         }
2074
2075         # Create an empty CRL
2076         # System call is safe, because all arguments are passed as array.
2077         system('/usr/bin/openssl', 'ca', '-gencrl',
2078                 '-out', "${General::swroot}/ovpn/crls/cacrl.pem",
2079                 '-config', "/usr/share/openvpn/ovpn.cnf" );
2080         if ($?) {
2081             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2082             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2083             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
2084             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2085             unlink ("${General::swroot}/ovpn/crls/cacrl.pem");
2086             &cleanssldatabase();
2087             goto ROOTCERT_ERROR;
2088 #       } else {
2089 #           &cleanssldatabase();
2090         }
2091         # Create ta.key for tls-auth
2092         # This system call is safe, because all arguments are passed as an array.
2093         system('/usr/sbin/openvpn', '--genkey', 'secret', "${General::swroot}/ovpn/certs/ta.key");
2094         if ($?) {
2095             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2096             &cleanssldatabase();
2097             goto ROOTCERT_ERROR;
2098         }
2099         goto ROOTCERT_SUCCESS;
2100     }
2101     ROOTCERT_ERROR:
2102     if ($cgiparams{'ACTION'} ne '') {
2103         &Header::showhttpheaders();
2104         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2105         &Header::openbigbox('100%', 'LEFT', '', '');
2106
2107         # Show any errors
2108         &Header::errorbox($errormessage);
2109
2110         &Header::openbox('100%', 'LEFT', "$Lang::tr{'generate root/host certificates'}:");
2111         print <<END;
2112         <form method='post' enctype='multipart/form-data'>
2113         <table width='100%' border='0' cellspacing='1' cellpadding='0'>
2114         <tr><td width='30%' class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2115             <td width='35%' class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_ORGANIZATION' value='$cgiparams{'ROOTCERT_ORGANIZATION'}' size='32' /></td>
2116             <td width='35%' colspan='2'>&nbsp;</td></tr>
2117         <tr><td class='base'>$Lang::tr{'ipfires hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2118             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_HOSTNAME' value='$cgiparams{'ROOTCERT_HOSTNAME'}' size='32' /></td>
2119             <td colspan='2'>&nbsp;</td></tr>
2120         <tr><td class='base'>$Lang::tr{'your e-mail'}:</td>
2121             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_EMAIL' value='$cgiparams{'ROOTCERT_EMAIL'}' size='32' /></td>
2122             <td colspan='2'>&nbsp;</td></tr>
2123         <tr><td class='base'>$Lang::tr{'your department'}:</td>
2124             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_OU' value='$cgiparams{'ROOTCERT_OU'}' size='32' /></td>
2125             <td colspan='2'>&nbsp;</td></tr>
2126         <tr><td class='base'>$Lang::tr{'city'}:</td>
2127             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_CITY' value='$cgiparams{'ROOTCERT_CITY'}' size='32' /></td>
2128             <td colspan='2'>&nbsp;</td></tr>
2129         <tr><td class='base'>$Lang::tr{'state or province'}:</td>
2130             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_STATE' value='$cgiparams{'ROOTCERT_STATE'}' size='32' /></td>
2131             <td colspan='2'>&nbsp;</td></tr>
2132         <tr><td class='base'>$Lang::tr{'country'}:</td>
2133             <td class='base'><select name='ROOTCERT_COUNTRY'>
2134
2135 END
2136         ;
2137         foreach my $country (sort keys %{Countries::countries}) {
2138             print "<option value='$Countries::countries{$country}'";
2139             if ( $Countries::countries{$country} eq $cgiparams{'ROOTCERT_COUNTRY'} ) {
2140                 print " selected='selected'";
2141             }
2142             print ">$country</option>";
2143         }
2144         print <<END;
2145             </select></td>
2146
2147         <tr><td>&nbsp;</td>
2148             <td><input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' /></td>
2149             <td>&nbsp;</td><td>&nbsp;</td></tr>
2150         <tr><td class='base' colspan='4' align='left'>
2151             <img src='/blob.gif' valign='top' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
2152         <tr><td colspan='2'><br></td></tr>
2153         </table>
2154
2155         <table width='100%'>
2156         <tr><td colspan='4'><hr></td></tr>
2157         <tr><td class='base' nowrap='nowrap'>$Lang::tr{'upload p12 file'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2158             <td nowrap='nowrap'><input type='file' name='FH' size='32'></td>
2159             <td colspan='2'>&nbsp;</td></tr>
2160         <tr><td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
2161             <td class='base' nowrap='nowrap'><input type='password' name='P12_PASS' value='$cgiparams{'P12_PASS'}' size='32' /></td>
2162             <td colspan='2'>&nbsp;</td></tr>
2163         <tr><td>&nbsp;</td>
2164             <td><input type='submit' name='ACTION' value='$Lang::tr{'upload p12 file'}' /></td>
2165             <td colspan='2'>&nbsp;</td></tr>
2166         <tr><td class='base' colspan='4' align='left'>
2167             <img src='/blob.gif' valign='top' alt='*' >&nbsp;$Lang::tr{'required field'}</td>
2168         </tr>
2169         </form></table>
2170 END
2171         ;
2172         &Header::closebox();
2173         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2174         &Header::closebigbox();
2175         &Header::closepage();
2176         exit(0)
2177     }
2178
2179     ROOTCERT_SUCCESS:
2180     &General::system("chmod", "600", "${General::swroot}/ovpn/certs/serverkey.pem");
2181 #    if ($vpnsettings{'ENABLED'} eq 'on' ||
2182 #       $vpnsettings{'ENABLE_BLUE'} eq 'on') {
2183 #       system('/usr/local/bin/ipsecctrl', 'S');
2184 #    }
2185
2186 ###
2187 ### Enable/Disable connection
2188 ###
2189
2190 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
2191     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2192     my $n2nactive = '';
2193     my @ps = &General::system_output("/bin/ps", "ax");
2194
2195     if(grep(/$confighash{$cgiparams{'KEY'}}[1]/, @ps)) {
2196         $n2nactive = "1";
2197     }
2198
2199     if ($confighash{$cgiparams{'KEY'}}) {
2200                 if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
2201                         $confighash{$cgiparams{'KEY'}}[0] = 'on';
2202                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2203
2204                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2205                                 &General::system("/usr/local/bin/openvpnctrl", "n2n", "start", "$confighash{$cgiparams{'KEY'}}[1]");
2206                                 &writecollectdconf();
2207                         }
2208                 } else {
2209
2210                         $confighash{$cgiparams{'KEY'}}[0] = 'off';
2211                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2212
2213                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2214                                 if ($n2nactive ne '') {
2215                                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
2216                                         &writecollectdconf();
2217                                 }
2218                         }
2219                 }
2220   }
2221
2222 ###
2223 ### Download OpenVPN client package
2224 ###
2225
2226 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'dl client arch'}) {
2227         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2228         my $file = '';
2229         my $clientovpn = '';
2230         my @fileholder;
2231         my $tempdir = tempdir( CLEANUP => 1 );
2232         my $zippath = "$tempdir/";
2233
2234         # N2N
2235         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2236                 my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-Client.zip";
2237                 my $zippathname = "$zippath$zipname";
2238                 $clientovpn = "$confighash{$cgiparams{'KEY'}}[1].conf";
2239                 my @ovsubnettemp =  split(/\./,$confighash{$cgiparams{'KEY'}}[27]);
2240                 my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
2241                 my $tunmtu = '';
2242                 my @remsubnet = split(/\//,$confighash{$cgiparams{'KEY'}}[8]);
2243                 my $n2nfragment = '';
2244
2245                 open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2246                 flock CLIENTCONF, 2;
2247
2248                 my $zip = Archive::Zip->new();
2249                 print CLIENTCONF "# IPFire n2n Open VPN Client Config by ummeegge und m.a.d\n";
2250                 print CLIENTCONF "# \n";
2251                 print CLIENTCONF "# User Security\n";
2252                 print CLIENTCONF "user nobody\n";
2253                 print CLIENTCONF "group nobody\n";
2254                 print CLIENTCONF "persist-tun\n";
2255                 print CLIENTCONF "persist-key\n";
2256                 print CLIENTCONF "script-security 2\n";
2257                 print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
2258                 print CLIENTCONF "remote $vpnsettings{'VPN_IP'}\n";
2259                 print CLIENTCONF "float\n";
2260                 print CLIENTCONF "# IP adresses of the VPN Subnet\n";
2261                 print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
2262                 print CLIENTCONF "# Server Gateway Network\n";
2263                 print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
2264                 print CLIENTCONF "# tun Device\n";
2265                 print CLIENTCONF "dev tun\n";
2266                 print CLIENTCONF "#Logfile for statistics\n";
2267                 print CLIENTCONF "status-version 1\n";
2268                 print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
2269                 print CLIENTCONF "# Port and Protokoll\n";
2270                 print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n";
2271
2272                 if ($confighash{$cgiparams{'KEY'}}[28] eq 'tcp') {
2273                         print CLIENTCONF "proto tcp4-client\n";
2274                         print CLIENTCONF "# Packet size\n";
2275                         if ($confighash{$cgiparams{'KEY'}}[31] eq '') {
2276                                 $tunmtu = '1400';
2277                         } else {
2278                                 $tunmtu = $confighash{$cgiparams{'KEY'}}[31];
2279                         }
2280                         print CLIENTCONF "tun-mtu $tunmtu\n";
2281                 }
2282
2283                 if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
2284                         print CLIENTCONF "proto udp4\n";
2285                         print CLIENTCONF "# Paketsize\n";
2286                         if ($confighash{$cgiparams{'KEY'}}[31] eq '') {
2287                                 $tunmtu = '1500';
2288                         } else {
2289                                 $tunmtu = $confighash{$cgiparams{'KEY'}}[31];
2290                         }
2291                         print CLIENTCONF "tun-mtu $tunmtu\n";
2292                         if ($confighash{$cgiparams{'KEY'}}[24] ne '') {
2293                                 print CLIENTCONF "fragment $confighash{$cgiparams{'KEY'}}[24]\n";
2294                         }
2295                         if ($confighash{$cgiparams{'KEY'}}[23] eq 'on') {
2296                                 print CLIENTCONF "mssfix\n";
2297                         } else {
2298                                 print CLIENTCONF "mssfix 0\n";
2299                         }
2300                 }
2301
2302                 # Check host certificate if X509 is RFC3280 compliant.
2303                 # If not, old --ns-cert-type directive will be used.
2304                 # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
2305                 my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
2306                 if (! grep(/TLS Web Server Authentication/, @hostcert)) {
2307                         print CLIENTCONF "ns-cert-type server\n";
2308                 } else {
2309                         print CLIENTCONF "remote-cert-tls server\n";
2310                 }
2311                 print CLIENTCONF "# Auth. Client\n";
2312                 print CLIENTCONF "tls-client\n";
2313                 print CLIENTCONF "# Cipher\n";
2314                 print CLIENTCONF "cipher $confighash{$cgiparams{'KEY'}}[40]\n";
2315
2316                 if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2317                         print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2318                         $zip->addFile( "${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";
2319                 }
2320
2321                 # If GCM cipher is used, do not use --auth
2322                 if (($confighash{$cgiparams{'KEY'}}[40] eq 'AES-256-GCM') ||
2323                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-192-GCM') ||
2324                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-128-GCM')) {
2325                         print CLIENTCONF unless "# HMAC algorithm\n";
2326                         print CLIENTCONF unless "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2327                 } else {
2328                         print CLIENTCONF "# HMAC algorithm\n";
2329                         print CLIENTCONF "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2330                 }
2331
2332                 if ($confighash{$cgiparams{'KEY'}}[30] eq 'on') {
2333                         print CLIENTCONF "# Enable Compression\n";
2334                         print CLIENTCONF "comp-lzo\n";
2335                 }
2336                 print CLIENTCONF "# Debug Level\n";
2337                 print CLIENTCONF "verb 3\n";
2338                 print CLIENTCONF "# Tunnel check\n";
2339                 print CLIENTCONF "keepalive 10 60\n";
2340                 print CLIENTCONF "# Start as daemon\n";
2341                 print CLIENTCONF "daemon $confighash{$cgiparams{'KEY'}}[1]n2n\n";
2342                 print CLIENTCONF "writepid /var/run/$confighash{$cgiparams{'KEY'}}[1]n2n.pid\n";
2343                 print CLIENTCONF "# Activate Management Interface and Port\n";
2344                 if ($confighash{$cgiparams{'KEY'}}[22] eq '') {
2345                         print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[29]\n"
2346                 } else {
2347                         print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[22]\n"
2348                 };
2349                 print CLIENTCONF "# remsub $confighash{$cgiparams{'KEY'}}[11]\n";
2350                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2351                         print CLIENTCONF "providers legacy default\n";
2352                 }
2353             close(CLIENTCONF);
2354
2355                 $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2356                 my $status = $zip->writeToFileNamed($zippathname);
2357
2358                 open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2359                 @fileholder = <DLFILE>;
2360                 print "Content-Type:application/x-download\n";
2361                 print "Content-Disposition:attachment;filename=$zipname\n\n";
2362                 print @fileholder;
2363
2364         # RW
2365         } else {
2366                 my $name = $confighash{$cgiparams{'KEY'}}[1];
2367
2368                 # Send HTTP Headers
2369                 &Header::showhttpheaders({
2370                         "Content-Type" => "application/x-openvpn-profile",
2371                         "Content-Disposition" => "attachment; filename=${name}.ovpn",
2372                 });
2373
2374                 print "########################################################################\n";
2375                 print "# IPFire OpenVPN Client Configuration for \"${name}\"\n";
2376                 print "########################################################################\n";
2377
2378                 # This is a client
2379                 print "client\n";
2380
2381                 # This is a layer 3 VPN
2382                 print "dev tun\n";
2383
2384                 # Point the client to this server
2385                 print "remote $vpnsettings{'VPN_IP'} $vpnsettings{'DDEST_PORT'}\n";
2386                 print "proto $vpnsettings{'DPROTOCOL'}\n";
2387
2388                 # Configure the MTU of the tunnel interface
2389                 print "tun-mtu $vpnsettings{'DMTU'}\n";
2390
2391                 # Ask the client to verify the server certificate
2392                 if (&is_cert_rfc3280_compliant("${General::swroot}/ovpn/certs/servercert.pem")) {
2393                         print "remote-cert-tls server\n";
2394                 }
2395                 print "verify-x509-name $vpnsettings{'ROOTCERT_HOSTNAME'} name\n";
2396
2397                 if ($vpnsettings{'MSSFIX'} eq 'on') {
2398                         print "mssfix\n";
2399             } else {
2400                         print "mssfix 0\n";
2401             }
2402             if ($vpnsettings{'FRAGMENT'} ne '' && $vpnsettings{'DPROTOCOL'} ne 'tcp' ) {
2403                         print "fragment $vpnsettings{'FRAGMENT'}\n";
2404             }
2405
2406                 # We no longer send any cryptographic configuration since 2.6.
2407                 # That way, we will be able to push this from the server.
2408                 # Therefore we always mandate NCP for new clients.
2409
2410                 if ($vpnsettings{'DAUTH'} ne "") {
2411                         print "auth $vpnsettings{'DAUTH'}\n";
2412                 }
2413
2414                 # Disable storing any credentials in memory
2415                 print "auth-nocache\n";
2416
2417                 # Set a fake user name for authentication
2418                 print "auth-token-user USER\n";
2419                 print "auth-token TOTP\n";
2420
2421                 # If the server is asking for TOTP this needs to happen interactively
2422                 print "auth-retry interact\n";
2423
2424                 # Add provider line if certificate is legacy type
2425                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2426                         print "providers legacy default\n";
2427                 }
2428
2429                 # CA
2430                 open(FILE, "<${General::swroot}/ovpn/ca/cacert.pem");
2431                 print "\n<ca>\n";
2432                 while (<FILE>) {
2433                         chomp($_);
2434                         print "$_\n";
2435                 }
2436                 print "</ca>\n";
2437                 close(FILE);
2438
2439                 # PKCS12
2440                 open(FILE, "<${General::swroot}/ovpn/certs/${name}.p12");
2441                 print "\n<pkcs12>\n";
2442                 print &MIME::Base64::encode_base64(do { local $/; <FILE> });
2443                 print "</pkcs12>\n";
2444                 close(FILE);
2445
2446                 # TLS auth
2447                 if ($vpnsettings{'TLSAUTH'} eq 'on') {
2448                         open(FILE, "<${General::swroot}/ovpn/certs/ta.key");
2449                         print "\n<tls-auth>\n";
2450                         while (<FILE>) {
2451                                 chomp($_);
2452                                 print "$_\n";
2453                         }
2454                         print "</tls-auth>\n";
2455                         close(FILE);
2456                 }
2457         }
2458
2459         exit (0);
2460 ###
2461 ### Remove connection
2462 ###
2463
2464
2465 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove'}) {
2466         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2467
2468         if ($confighash{$cgiparams{'KEY'}}) {
2469                 # Revoke certificate if certificate was deleted and rewrite the CRL
2470                 &General::system("/usr/bin/openssl", "ca", "-revoke", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2471                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2472
2473                 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
2474                         # Stop the N2N connection before it is removed
2475                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
2476
2477                         my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
2478                         my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2479                         unlink ($certfile);
2480                         unlink ($conffile);
2481
2482                         if (-e "${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") {
2483                                 rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
2484                         }
2485                 }
2486
2487                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2488                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2489
2490                 # Delete CCD files and routes
2491
2492                 if (-f "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]")
2493                 {
2494                         unlink "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]";
2495                 }
2496
2497                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2498                 foreach my $key (keys %ccdroutehash) {
2499                         if ($ccdroutehash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2500                                 delete $ccdroutehash{$key};
2501                         }
2502                 }
2503                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2504
2505                 &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2506                 foreach my $key (keys %ccdroute2hash) {
2507                         if ($ccdroute2hash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2508                                 delete $ccdroute2hash{$key};
2509                         }
2510                 }
2511                 &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2512                 &writeserverconf;
2513
2514                 # Update collectd configuration and delete all RRD files of the removed connection
2515                 &writecollectdconf();
2516                 &General::system("/usr/local/bin/openvpnctrl", "n2n", "delete", "$confighash{$cgiparams{'KEY'}}[1]");
2517
2518                 delete $confighash{$cgiparams{'KEY'}};
2519                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2520                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2521
2522         } else {
2523                 $errormessage = $Lang::tr{'invalid key'};
2524         }
2525         &General::firewall_reload();
2526
2527 ###
2528 ### Download PKCS12 file
2529 ###
2530 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download pkcs12 file'}) {
2531     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2532
2533     print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . ".p12\r\n";
2534     print "Content-Type: application/octet-stream\r\n\r\n";
2535
2536     open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2537     my @tmp = <FILE>;
2538     close(FILE);
2539
2540     print @tmp;
2541     exit (0);
2542
2543 ###
2544 ### Display certificate
2545 ###
2546 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show certificate'}) {
2547     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2548
2549     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
2550         &Header::showhttpheaders();
2551         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2552         &Header::openbigbox('100%', 'LEFT', '', '');
2553         &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate'}:");
2554         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2555         my $output = &Header::cleanhtml(join("", @output), "y");
2556         print "<pre>$output</pre>\n";
2557         &Header::closebox();
2558         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2559         &Header::closebigbox();
2560         &Header::closepage();
2561         exit(0);
2562     }
2563
2564 ###
2565 ### Display OTP QRCode
2566 ###
2567 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show otp qrcode'}) {
2568    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2569
2570    my $qrcode = Imager::QRCode->new(
2571       size          => 6,
2572       margin        => 0,
2573       version       => 0,
2574       level         => 'M',
2575       mode          => '8-bit',
2576       casesensitive => 1,
2577       lightcolor    => Imager::Color->new(255, 255, 255),
2578       darkcolor     => Imager::Color->new(0, 0, 0),
2579    );
2580    my $cn = uri_encode($confighash{$cgiparams{'KEY'}}[2]);
2581    my $secret = encode_base32(pack('H*', $confighash{$cgiparams{'KEY'}}[44]));
2582    my $issuer = uri_encode("$mainsettings{'HOSTNAME'}.$mainsettings{'DOMAINNAME'}");
2583    my $qrcodeimg = $qrcode->plot("otpauth://totp/$cn?secret=$secret&issuer=$issuer");
2584    my $qrcodeimgdata;
2585    $qrcodeimg->write(data => \$qrcodeimgdata, type=> 'png')
2586       or die $qrcodeimg->errstr;
2587    $qrcodeimgdata = encode_base64($qrcodeimgdata, '');
2588
2589    &Header::showhttpheaders();
2590    &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2591    &Header::openbigbox('100%', 'LEFT', '', '');
2592    &Header::openbox('100%', 'LEFT', "$Lang::tr{'otp qrcode'}:");
2593    print <<END;
2594 $Lang::tr{'secret'}:&nbsp;$secret</br></br>
2595 <img alt="$Lang::tr{'otp qrcode'}" src="data:image/png;base64,$qrcodeimgdata">
2596 END
2597    &Header::closebox();
2598    print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2599    &Header::closebigbox();
2600    &Header::closepage();
2601    exit(0);
2602
2603 ###
2604 ### Display tls-auth key
2605 ###
2606 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show tls-auth key'}) {
2607
2608     if (! -e "${General::swroot}/ovpn/certs/ta.key") {
2609         $errormessage = $Lang::tr{'not present'};
2610         } else {
2611                 &Header::showhttpheaders();
2612                 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2613                 &Header::openbigbox('100%', 'LEFT', '', '');
2614                 &Header::openbox('100%', 'LEFT', "$Lang::tr{'ta key'}:");
2615
2616                 open(FILE, "${General::swroot}/ovpn/certs/ta.key");
2617                 my @output = <FILE>;
2618                 close(FILE);
2619
2620                 my $output = &Header::cleanhtml(join("", @output),"y");
2621                 print "<pre>$output</pre>\n";
2622                 &Header::closebox();
2623                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2624                 &Header::closebigbox();
2625                 &Header::closepage();
2626                 exit(0);
2627     }
2628
2629 ###
2630 ### Display Certificate Revoke List
2631 ###
2632 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show crl'}) {
2633 #    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2634
2635     if (! -e "${General::swroot}/ovpn/crls/cacrl.pem") {
2636         $errormessage = $Lang::tr{'not present'};
2637         } else {
2638         &Header::showhttpheaders();
2639         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2640         &Header::openbigbox('100%', 'LEFT', '', '');
2641         &Header::openbox('100%', 'LEFT', "$Lang::tr{'crl'}:");
2642         my @output = &General::system_output("/usr/bin/openssl", "crl", "-text", "-noout", "-in", "${General::swroot}/ovpn/crls/cacrl.pem");
2643         my $output = &Header::cleanhtml(join("", @output), "y");
2644         print "<pre>$output</pre>\n";
2645         &Header::closebox();
2646         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2647         &Header::closebigbox();
2648         &Header::closepage();
2649         exit(0);
2650     }
2651
2652 ###
2653 ### Advanced Server Settings
2654 ###
2655
2656 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'advanced server'}) {
2657 ADV_ERROR:
2658     $selected{'DPROTOCOL'}{'udp'} = '';
2659     $selected{'DPROTOCOL'}{'tcp'} = '';
2660     $selected{'DPROTOCOL'}{$vpnsettings{'DPROTOCOL'}} = 'SELECTED';
2661
2662     $checked{'REDIRECT_GW_DEF1'}{'off'} = '';
2663     $checked{'REDIRECT_GW_DEF1'}{'on'} = '';
2664     $checked{'REDIRECT_GW_DEF1'}{$vpnsettings{'REDIRECT_GW_DEF1'}} = 'CHECKED';
2665     $checked{'MSSFIX'}{'off'} = '';
2666     $checked{'MSSFIX'}{'on'} = '';
2667     $checked{'MSSFIX'}{$vpnsettings{'MSSFIX'}} = 'CHECKED';
2668
2669         # Split data ciphers
2670         my @data_ciphers = split(/\|/, $vpnsettings{'DATACIPHERS'});
2671
2672         # Select the correct ones
2673         $selected{'DATACIPHERS'} = ();
2674         foreach my $cipher (@SUPPORTED_CIPHERS) {
2675                 $selected{'DATACIPHERS'}{$cipher} = grep(/^$cipher$/, @data_ciphers) ? "selected" : "";
2676         }
2677
2678         # Routes
2679         $vpnsettings{'ROUTES_PUSH'} =~ s/\|/\n/g;
2680
2681     $selected{'DCIPHER'}{'AES-256-GCM'} = '';
2682     $selected{'DCIPHER'}{'AES-192-GCM'} = '';
2683     $selected{'DCIPHER'}{'AES-128-GCM'} = '';
2684     $selected{'DCIPHER'}{'CAMELLIA-256-CBC'} = '';
2685     $selected{'DCIPHER'}{'CAMELLIA-192-CBC'} = '';
2686     $selected{'DCIPHER'}{'CAMELLIA-128-CBC'} = '';
2687     $selected{'DCIPHER'}{'AES-256-CBC'} = '';
2688     $selected{'DCIPHER'}{'AES-192-CBC'} = '';
2689     $selected{'DCIPHER'}{'AES-128-CBC'} = '';
2690     $selected{'DCIPHER'}{'DES-EDE3-CBC'} = '';
2691     $selected{'DCIPHER'}{'DESX-CBC'} = '';
2692     $selected{'DCIPHER'}{'SEED-CBC'} = '';
2693     $selected{'DCIPHER'}{'DES-EDE-CBC'} = '';
2694     $selected{'DCIPHER'}{'CAST5-CBC'} = '';
2695     $selected{'DCIPHER'}{'BF-CBC'} = '';
2696     $selected{'DCIPHER'}{'DES-CBC'} = '';
2697     $selected{'DCIPHER'}{$vpnsettings{'DCIPHER'}} = 'SELECTED';
2698
2699     $selected{'DAUTH'}{'whirlpool'} = '';
2700     $selected{'DAUTH'}{'SHA512'} = '';
2701     $selected{'DAUTH'}{'SHA384'} = '';
2702     $selected{'DAUTH'}{'SHA256'} = '';
2703     $selected{'DAUTH'}{'SHA1'} = '';
2704     $selected{'DAUTH'}{$vpnsettings{'DAUTH'}} = 'SELECTED';
2705
2706     $checked{'TLSAUTH'}{'off'} = '';
2707     $checked{'TLSAUTH'}{'on'} = '';
2708     $checked{'TLSAUTH'}{$vpnsettings{'TLSAUTH'}} = 'CHECKED';
2709
2710     &Header::showhttpheaders();
2711     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
2712     &Header::openbigbox('100%', 'LEFT', '', $errormessage);
2713
2714         # Show any errors
2715         &Header::errorbox($errormessage);
2716
2717     &Header::opensection();
2718
2719     print <<END;
2720             <form method='POST' enctype='multipart/form-data'>
2721                         <h6>$Lang::tr{'ovpn protocol settings'}</h6>
2722
2723                         <table class="form">
2724                                 <tr>
2725                                         <td>$Lang::tr{'ovpn transport protocol'}</td>
2726                                         <td>
2727                                                 <select name='DPROTOCOL'>
2728                                                         <option value='udp' $selected{'DPROTOCOL'}{'udp'}>UDP</option>
2729                                                         <option value='tcp' $selected{'DPROTOCOL'}{'tcp'}>TCP</option>
2730                                                 </select>
2731                                         </td>
2732                                 </tr>
2733
2734                                 <tr>
2735                                         <td>$Lang::tr{'destination port'}</td>
2736                                         <td>
2737                                                 <input type='number' name='DDEST_PORT' value='$vpnsettings{'DDEST_PORT'}' />
2738                                         </td>
2739                                 </tr>
2740
2741                                 <tr>
2742                                         <td>$Lang::tr{'mtu'}</td>
2743                                         <td>
2744                                                 <input type='number' name='DMTU' value='$vpnsettings{'DMTU'}' min="1280" max="9000" />
2745                                         </td>
2746                                 </tr>
2747
2748                                 <tr>
2749                                         <td>mssfix</td>
2750                                         <td>
2751                                                 <input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} />
2752                                         </td>
2753                                 </tr>
2754
2755                                 <tr>
2756                                         <td>fragment</td>
2757                                         <td>
2758                                                 <input type='TEXT' name='FRAGMENT' value='$vpnsettings{'FRAGMENT'}' />
2759                                         </td>
2760                                 </tr>
2761                         </table>
2762
2763                         <h6>$Lang::tr{'ovpn crypto settings'}</h6>
2764
2765                         <table class="form">
2766                                 <tr>
2767                                         <td>
2768                                                 $Lang::tr{'ovpn ciphers'}
2769                                         </td>
2770
2771                                         <td>
2772                                                 <select name='DATACIPHERS' multiple required>
2773 END
2774
2775         foreach my $cipher (@SUPPORTED_CIPHERS) {
2776                 my $name = $CIPHERS{$cipher} // $cipher;
2777
2778                 print <<END;
2779                                                         <option value='$cipher' $selected{'DATACIPHERS'}{$cipher}>
2780                                                                 $name
2781                                                         </option>
2782 END
2783         }
2784
2785         print <<END;
2786                                                 </select>
2787                                         </td>
2788                                 </tr>
2789
2790                                 <tr>
2791                                         <td>
2792                                                 $Lang::tr{'ovpn ha'}
2793                                         </td>
2794
2795                                         <td>
2796                                                 <select name='DAUTH'>
2797                                                         <option value='whirlpool'               $selected{'DAUTH'}{'whirlpool'}>Whirlpool (512 $Lang::tr{'bit'})</option>
2798                                                         <option value='SHA512'                  $selected{'DAUTH'}{'SHA512'}>SHA2 (512 $Lang::tr{'bit'})</option>
2799                                                         <option value='SHA384'                  $selected{'DAUTH'}{'SHA384'}>SHA2 (384 $Lang::tr{'bit'})</option>
2800                                                         <option value='SHA256'                  $selected{'DAUTH'}{'SHA256'}>SHA2 (256 $Lang::tr{'bit'})</option>
2801                                                         <option value='SHA1'                    $selected{'DAUTH'}{'SHA1'}>SHA1 (160 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2802                                                 </select>
2803                                         </td>
2804                                 </tr>
2805
2806                                 <tr>
2807                                         <td>
2808                                                 $Lang::tr{'ovpn tls auth'}
2809                                         </td>
2810
2811                                         <td>
2812                                                 <input type='checkbox' name='TLSAUTH' $checked{'TLSAUTH'}{'on'} />
2813                                         </td>
2814                                 </tr>
2815
2816                                 <tr>
2817                                         <td>
2818                                                 $Lang::tr{'ovpn fallback cipher'}
2819                                         </td>
2820
2821                                         <td>
2822                                                 <select name='DCIPHER'>
2823                                                         <option value='' $selected{'DCIPHER'}{''}>- $Lang::tr{'Disabled'} -</option>
2824                                                         <option value='AES-256-GCM' $selected{'DCIPHER'}{'AES-256-GCM'}>AES-GCM (256 $Lang::tr{'bit'})</option>
2825                                                         <option value='AES-192-GCM' $selected{'DCIPHER'}{'AES-192-GCM'}>AES-GCM (192 $Lang::tr{'bit'})</option>
2826                                                         <option value='AES-128-GCM' $selected{'DCIPHER'}{'AES-128-GCM'}>AES-GCM (128 $Lang::tr{'bit'})</option>
2827                                                         <option value='CAMELLIA-256-CBC' $selected{'DCIPHER'}{'CAMELLIA-256-CBC'}>CAMELLIA-CBC (256 $Lang::tr{'bit'})</option>
2828                                                         <option value='CAMELLIA-192-CBC' $selected{'DCIPHER'}{'CAMELLIA-192-CBC'}>CAMELLIA-CBC (192 $Lang::tr{'bit'})</option>
2829                                                         <option value='CAMELLIA-128-CBC' $selected{'DCIPHER'}{'CAMELLIA-128-CBC'}>CAMELLIA-CBC (128 $Lang::tr{'bit'})</option>
2830                                                         <option value='AES-256-CBC' $selected{'DCIPHER'}{'AES-256-CBC'}>AES-CBC (256 $Lang::tr{'bit'})</option>
2831                                                         <option value='AES-192-CBC' $selected{'DCIPHER'}{'AES-192-CBC'}>AES-CBC (192 $Lang::tr{'bit'})</option>
2832                                                         <option value='AES-128-CBC' $selected{'DCIPHER'}{'AES-128-CBC'}>AES-CBC (128 $Lang::tr{'bit'})</option>
2833                                                         <option value='SEED-CBC' $selected{'DCIPHER'}{'SEED-CBC'}>SEED-CBC (128 $Lang::tr{'bit'})</option>
2834                                                         <option value='DES-EDE3-CBC' $selected{'DCIPHER'}{'DES-EDE3-CBC'}>DES-EDE3-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2835                                                         <option value='DESX-CBC' $selected{'DCIPHER'}{'DESX-CBC'}>DESX-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2836                                                         <option value='DES-EDE-CBC' $selected{'DCIPHER'}{'DES-EDE-CBC'}>DES-EDE-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2837                                                         <option value='BF-CBC' $selected{'DCIPHER'}{'BF-CBC'}>BF-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2838                                                         <option value='CAST5-CBC' $selected{'DCIPHER'}{'CAST5-CBC'}>CAST5-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2839                                                 </select>
2840                                         </td>
2841                                 </tr>
2842
2843                                 <tr>
2844                                         <td></td>
2845                                         <td>
2846                                                 $Lang::tr{'ovpn fallback cipher help'}
2847                                         </td>
2848                                 </tr>
2849                         </table>
2850
2851                         <h6>$Lang::tr{'ovpn dhcp settings'}</h6>
2852
2853                         <table class="form">
2854                                 <tr>
2855                                         <td>Domain</td>
2856                                         <td>
2857                                                 <input type='TEXT' name='DHCP_DOMAIN' value='$vpnsettings{'DHCP_DOMAIN'}' size='30' />
2858                                         </td>
2859                                 </tr>
2860                                 <tr>
2861                                         <td>DNS</td>
2862                                         <td>
2863                                                 <input type='TEXT' name='DHCP_DNS' value='$vpnsettings{'DHCP_DNS'}' size='30' />
2864                                         </td>
2865                                 </tr>
2866                                 <tr>
2867                                         <td>WINS</td>
2868                                         <td>
2869                                                 <input type='TEXT' name='DHCP_WINS' value='$vpnsettings{'DHCP_WINS'}' size='30' />
2870                                         </td>
2871                                 </tr>
2872                         </table>
2873
2874                         <h6>$Lang::tr{'ovpn routing settings'}</h6>
2875
2876                         <table class="form">
2877                                 <tr>
2878                                         <td>$Lang::tr{'ovpn push default route'}</td>
2879                                         <td>
2880                                                 <input type='checkbox' name='REDIRECT_GW_DEF1' $checked{'REDIRECT_GW_DEF1'}{'on'} />
2881                                         </td>
2882                                 </tr>
2883
2884                                 <tr>
2885                                         <td>$Lang::tr{'ovpn routes push'}</td>
2886                                         <td>
2887                                                 <textarea name='ROUTES_PUSH' cols='26' rows='6' wrap='off'>$vpnsettings{'ROUTES_PUSH'}</textarea>
2888                                         </td>
2889                                 </tr>
2890                         </table>
2891
2892                         <h6>$Lang::tr{'ovpn misc settings'}</h6>
2893
2894                         <table class="form">
2895                                 <tr>
2896                                         <td>Max-Clients</td>
2897                                         <td>
2898                                                 <input type='text' name='MAX_CLIENTS' value='$vpnsettings{'MAX_CLIENTS'}' />
2899                                         </td>
2900                                 </tr>
2901
2902                                 <tr class="action">
2903                                         <td colspan="2">
2904                                                 <input type='submit' name='ACTION' value='$Lang::tr{'save-adv-options'}' />
2905                                                 <input type='submit' name='ACTION' value='$Lang::tr{'cancel-adv-options'}' />
2906                                         </td>
2907                                 </tr>
2908                         </table>
2909 END
2910
2911     &Header::closesection();
2912     &Header::closebigbox();
2913
2914     &Header::closepage();
2915     exit(0);
2916
2917
2918 # Add, delete or edit CCD net
2919
2920 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ccd net'} ||
2921                 $cgiparams{'ACTION'} eq "ccd-add" ||
2922                 $cgiparams{'ACTION'} eq "ccd-delete" ||
2923                 $cgiparams{'ACTION'} eq "ccd-edit" ||
2924                 $cgiparams{'ACTION'} eq 'ccd-edit-save'){
2925         &Header::showhttpheaders();
2926
2927         &Header::openpage($Lang::tr{'ccd net'}, 1, '');
2928
2929         &Header::openbigbox('100%', 'LEFT', '', '');
2930
2931         # Delete?
2932         if ($cgiparams{'ACTION'} eq "ccd-delete") {
2933                 $errormessage = &delccdnet($cgiparams{'name'});
2934
2935         # Save after edit?
2936         } elsif ($cgiparams{'ACTION'} eq 'ccd-edit-save') {
2937                 $errormessage = &modccdnet($cgiparams{'subnet'}, $cgiparams{'name'});
2938
2939                 # Clear inputs
2940                 if ($errormessage eq "") {
2941                         $cgiparams{"name"} = "";
2942                         $cgiparams{"subnet"} = "";
2943                 }
2944
2945         # Add?
2946         } elsif ($cgiparams{'ACTION'} eq "ccd-add") {
2947                 $errormessage = &addccdnet($cgiparams{'name'}, $cgiparams{'subnet'});
2948
2949                 # Clear inputs
2950                 if ($errormessage eq "") {
2951                         $cgiparams{"name"} = "";
2952                         $cgiparams{"subnet"} = "";
2953                 }
2954         }
2955
2956         &Header::errorbox($errormessage);
2957
2958         my %ccdconfhash = ();
2959         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
2960
2961         &Header::opensection();
2962         print <<END;
2963                 <table class="tbl">
2964                         <tr>
2965                                 <th>
2966                                         $Lang::tr{'ccd name'}
2967                                 </th>
2968
2969                                 <th>
2970                                         $Lang::tr{'network'}
2971                                 </th>
2972
2973                                 <th>
2974                                         $Lang::tr{'ccd used'}
2975                                 </th>
2976
2977                                 <th colspan="2"></th>
2978                         </tr>
2979 END
2980
2981         foreach my $key (sort { uc($ccdconfhash{$a}[0]) cmp uc($ccdconfhash{$b}[0]) } keys %ccdconfhash) {
2982                 my $name   = $ccdconfhash{$key}[0];
2983                 my $subnet = $ccdconfhash{$key}[1];
2984
2985                 my $ccdhosts = scalar &get_addresses_in_use($subnet);
2986                 my $maxhosts = &ccdmaxclients($subnet);
2987
2988                 print <<END;
2989                         <tr>
2990                                 <th scope="row">
2991                                         $name
2992                                 </th>
2993
2994                                 <td class="text-center">
2995                                         $subnet
2996                                 </td>
2997
2998                                 <td class="text-center">
2999                                         ${ccdhosts}/${maxhosts}
3000                                 </td>
3001
3002                                 <td class="text-center">
3003                                         <form method='post' />
3004                                                 <input type='image' src='/images/edit.gif' align='middle'
3005                                                         alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
3006                                                 <input type='hidden' name='ACTION' value='ccd-edit'/>
3007                                                 <input type='hidden' name='name' value='$name' />
3008                                                 <input type='hidden' name='subnet' value='$subnet' />
3009                                         </form>
3010                                 </td>
3011
3012                                 <td class="text-center">
3013                                         <form method='post' />
3014                                                 <input type='hidden' name='ACTION' value='ccd-delete'/>
3015                                                 <input type='hidden' name='name' value='$name' />
3016                                                 <input type='image' src='/images/delete.gif' align='middle'
3017                                                         alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
3018                                         </form>
3019                                 </td>
3020                         </tr>
3021 END
3022         }
3023         print "</table>";
3024         &Header::closesection();
3025
3026         &Header::openbox('100%', 'LEFT',
3027                 ($cgiparams{'ACTION'} eq "ccd-edit") ? $Lang::tr{'ccd modify'} : $Lang::tr{'ccd add'});
3028
3029         # The subnet cannot be edited
3030         my $readonly = ($cgiparams{'ACTION'} eq "ccd-edit") ? "readonly" : "";
3031         my $action   = ($cgiparams{'ACTION'} eq "ccd-edit") ? "ccd-edit-save" : "ccd-add";
3032
3033         print <<END;
3034                 <form method='post'>
3035                         <table class="form">
3036                                 <tr>
3037                                         <td>$Lang::tr{'ccd name'}</td>
3038                                         <td>
3039                                                 <input type='TEXT' name='name' value='$cgiparams{'name'}' />
3040                                         </td>
3041                                 </tr>
3042
3043                                 <tr>
3044                                         <td>$Lang::tr{'ccd subnet'}</td>
3045                                         <td>
3046                                                 <input type='TEXT' name='subnet' value='$cgiparams{'subnet'}'
3047                                                         $readonly />
3048                                         </td>
3049                                 </tr>
3050
3051                                 <tr class="action">
3052                                         <td colspan="2">
3053                                                 <input type='hidden' name='ACTION' value='$action' />
3054                                                 <input type='submit' value='$Lang::tr{'save'}' />
3055                                         </td>
3056                                 </tr>
3057                         </table>
3058                 </form>
3059 END
3060         &Header::closebox();
3061
3062         print <<END;
3063                 <div class="text-center">
3064                         <a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a>
3065                 </div>
3066 END
3067
3068         &Header::closebigbox();
3069         &Header::closepage();
3070
3071         exit(0);
3072
3073 ###
3074 ### Openvpn Connections Statistics
3075 ###
3076 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ovpn con stat'}) {
3077         &Header::showhttpheaders();
3078         &Header::openpage($Lang::tr{'ovpn con stat'}, 1, '');
3079         &Header::openbigbox('100%', 'LEFT', '', '');
3080
3081         &Header::opensection();
3082
3083         print <<END;
3084                 <table class='tbl'>
3085                         <tr>
3086                                 <th>$Lang::tr{'common name'}</th>
3087                                 <th>$Lang::tr{'real address'}</th>
3088                                 <th>$Lang::tr{'country'}</th>
3089                                 <th>$Lang::tr{'virtual address'}</th>
3090                                 <th>$Lang::tr{'loged in at'}</th>
3091                                 <th>$Lang::tr{'bytes sent'}</th>
3092                                 <th>$Lang::tr{'bytes received'}</th>
3093                                 <th>$Lang::tr{'last activity'}</th>
3094                         </tr>
3095 END
3096
3097         open(FILE, "/usr/local/bin/openvpnctrl rw log |") or die "Unable to open $RW_STATUS: $!";
3098         my @current = <FILE>;
3099         close(FILE);
3100
3101         my @users = ();
3102         my $status;
3103         my $uid = 0;
3104         my @match = ();
3105         my %userlookup = ();
3106
3107         foreach my $line (@current) {
3108             chomp($line);
3109
3110             if ($line =~ /^Updated,(.+)/) {
3111                         @match = split(/^Updated,(.+)/, $line);
3112                         $status = $match[1];
3113
3114                 } elsif ( $line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
3115                         @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
3116
3117                         # Skip the header
3118                         next if ($match[1] eq "Common Name");
3119
3120                         $userlookup{$match[2]} = $uid;
3121                         $users[$uid]{'CommonName'} = $match[1];
3122                         $users[$uid]{'RealAddress'} = $match[2];
3123                         $users[$uid]{'BytesReceived'} = &General::formatBytes($match[3]);
3124                         $users[$uid]{'BytesSent'} = &General::formatBytes($match[4]);
3125                         $users[$uid]{'Since'} = $match[5];
3126
3127                         my $address = (split ':', $users[$uid]{'RealAddress'})[0];
3128                         $users[$uid]{'Country'} = &Location::Functions::lookup_country_code($address);
3129                         $uid++;
3130
3131                 } elsif ($line =~ /^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/) {
3132                         @match = split(m/^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/, $line);
3133
3134                         # Skip the header
3135                         next if ($match[1] eq "Virtual Address");
3136
3137                         my $address = $match[3];
3138                         #find the uid in the lookup table
3139                         $uid = $userlookup{$address};
3140                         $users[$uid]{'VirtualAddress'} = $match[1];
3141                         $users[$uid]{'LastRef'} = $match[4];
3142                 }
3143         }
3144
3145         foreach my $id (keys @users) {
3146                 my $user = $users[$id];
3147
3148                 my $flag_icon = &Location::Functions::get_flag_icon($user->{"Country"});
3149
3150                 print <<END;
3151                         <tr>
3152                                 <th scope="row">
3153                                         $user->{"CommonName"}
3154                                 </th>
3155
3156                                 <td class="text-center">
3157                                         $user->{"RealAddress"}
3158                                 </td>
3159
3160                                 <td class="text-center">
3161                                         <a href="country.cgi#$user->{"Country"}">
3162                                                 <img src="$flag_icon" border='0' align='absmiddle'
3163                                                         alt='$user->{"Country"}' title='$user->{"Country"}' />
3164                                         </a>
3165                                 </td>
3166
3167                                 <td class="text-center">
3168                                         $user->{"VirtualAddress"}
3169                                 </td>
3170
3171                                 <td class="text-center">
3172                                         $user->{"Since"}
3173                                 </td>
3174
3175                                 <td class="text-right">
3176                                         $user->{"BytesSent"}
3177                                 </td>
3178
3179                                 <td class="text-right">
3180                                         $user->{"BytesReceived"}
3181                                 </td>
3182
3183                                 <td class="text-right">
3184                                         $user->{"LastRef"}
3185                                 </td>
3186                         </tr>
3187 END
3188         }
3189
3190 print <<END;
3191         </table>
3192
3193         <p class="text-center">
3194                 $Lang::tr{'the statistics were last updated at'} <b>$status</b>
3195         </p>
3196 END
3197 ;
3198
3199         &Header::closesection();
3200
3201         print <<END;
3202                 <p class="text-center">
3203                         <a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a>
3204                 </p>
3205 END
3206
3207         &Header::closebigbox();
3208         &Header::closepage();
3209
3210         exit(0);
3211
3212 ###
3213 ### Download Certificate
3214 ###
3215 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download certificate'}) {
3216     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3217
3218     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
3219         print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . "cert.pem\r\n";
3220         print "Content-Type: application/octet-stream\r\n\r\n";
3221
3222         open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
3223         my @tmp = <FILE>;
3224         close(FILE);
3225
3226         print @tmp;
3227         exit (0);
3228     }
3229
3230 ###
3231 ### Enable/Disable connection
3232 ###
3233
3234 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
3235     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3236
3237     if ($confighash{$cgiparams{'KEY'}}) {
3238            if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
3239             $confighash{$cgiparams{'KEY'}}[0] = 'on';
3240             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3241             #&writeserverconf();
3242 #           if ($vpnsettings{'ENABLED'} eq 'on' ||
3243 #               $vpnsettings{'ENABLED_BLUE'} eq 'on') {
3244 #               system('/usr/local/bin/ipsecctrl', 'S', $cgiparams{'KEY'});
3245 #           }
3246         } else {
3247             $confighash{$cgiparams{'KEY'}}[0] = 'off';
3248 #           if ($vpnsettings{'ENABLED'} eq 'on' ||
3249 #               $vpnsettings{'ENABLED_BLUE'} eq 'on') {
3250 #               system('/usr/local/bin/ipsecctrl', 'D', $cgiparams{'KEY'});
3251 #           }
3252             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3253             #&writeserverconf();
3254         }
3255     } else {
3256         $errormessage = $Lang::tr{'invalid key'};
3257     }
3258
3259 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'add'} && $cgiparams{'TYPE'} eq '') {
3260         &Header::showhttpheaders();
3261         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
3262         &Header::openbigbox('100%', 'LEFT', '', '');
3263         &Header::openbox('100%', 'LEFT', $Lang::tr{'connection type'});
3264
3265 if ( -s "${General::swroot}/ovpn/settings") {
3266
3267         print <<END;
3268             <b>$Lang::tr{'connection type'}:</b><br />
3269             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3270             <tr><td><input type='radio' name='TYPE' value='host' checked /></td>
3271                 <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3272             <tr><td><input type='radio' name='TYPE' value='net' /></td>
3273                 <td class='base'>$Lang::tr{'net to net vpn'}</td></tr>
3274                 <tr><td><input type='radio' name='TYPE' value='net2net' /></td>
3275                 <td class='base'>$Lang::tr{'net to net vpn'} (Upload Client Package)</td></tr>
3276           <tr><td>&nbsp;</td><td class='base'><input type='file' name='FH' size='30'></td></tr>
3277           <tr><td>&nbsp;</td><td>Import Connection Name</td></tr>
3278     <tr><td>&nbsp;</td><td class='base'><input type='text' name='n2nname' size='30'>$Lang::tr{'openvpn default'}: Client Packagename</td></tr>
3279           <tr><td colspan='3'><hr /></td></tr>
3280     <tr><td align='right' colspan='3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3281             </form></table>
3282 END
3283         ;
3284
3285
3286 } else {
3287         print <<END;
3288                     <b>$Lang::tr{'connection type'}:</b><br />
3289             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3290             <tr><td><input type='radio' name='TYPE' value='host' checked /></td> <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3291             <tr><td align='right' colspan'3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3292             </form></table>
3293 END
3294         ;
3295
3296 }
3297
3298         &Header::closebox();
3299         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3300         &Header::closebigbox();
3301         &Header::closepage();
3302         exit (0);
3303
3304 }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2net')){
3305
3306         my @firen2nconf;
3307         my @confdetails;
3308         my $uplconffilename ='';
3309         my $uplconffilename2 ='';
3310         my $uplp12name = '';
3311         my $uplp12name2 = '';
3312         my @rem_subnet;
3313         my @rem_subnet2;
3314         my @tmposupnet3;
3315         my $key;
3316         my @n2nname;
3317
3318         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3319
3320         # Check if a file is uploaded
3321         unless (ref ($cgiparams{'FH'})) {
3322                 $errormessage = $Lang::tr{'there was no file upload'};
3323                 goto N2N_ERROR;
3324     }
3325
3326 # Move uploaded IPfire n2n package to temporary file
3327
3328     (my $fh, my $filename) = tempfile( );
3329     if (copy ($cgiparams{'FH'}, $fh) != 1) {
3330                 $errormessage = $!;
3331                 goto N2N_ERROR;
3332     }
3333
3334         my $zip = Archive::Zip->new();
3335         my $zipName = $filename;
3336         my $status = $zip->read( $zipName );
3337         if ($status != AZ_OK) {
3338                 $errormessage = "Read of $zipName failed\n";
3339                 goto N2N_ERROR;
3340         }
3341
3342         my $tempdir = tempdir( CLEANUP => 1 );
3343         my @files = $zip->memberNames();
3344         for(@files) {
3345         $zip->extractMemberWithoutPaths($_,"$tempdir/$_");
3346         }
3347         my $countfiles = @files;
3348
3349 # Check if we have not more then 2 files
3350
3351         if ( $countfiles == 2){
3352                 foreach (@files){
3353                         if ( $_ =~ /.conf$/){
3354                                 $uplconffilename = $_;
3355                         }
3356                         if ( $_ =~ /.p12$/){
3357                                 $uplp12name = $_;
3358                         }
3359                 }
3360                 if (($uplconffilename eq '') || ($uplp12name eq '')){
3361                         $errormessage = "Either no *.conf or no *.p12 file found\n";
3362                         goto N2N_ERROR;
3363                 }
3364
3365                 open(FILE, "$tempdir/$uplconffilename") or die 'Unable to open*.conf file';
3366                 @firen2nconf = <FILE>;
3367                 close (FILE);
3368                 chomp(@firen2nconf);
3369         } else {
3370
3371                 $errormessage = "Filecount does not match only 2 files are allowed\n";
3372                 goto N2N_ERROR;
3373         }
3374
3375  if ($cgiparams{'n2nname'} ne ''){
3376
3377   $uplconffilename2 = "$cgiparams{'n2nname'}.conf";
3378   $uplp12name2 = "$cgiparams{'n2nname'}.p12";
3379   $n2nname[0] = $cgiparams{'n2nname'};
3380   my @n2nname2 = split(/\./,$uplconffilename);
3381   $n2nname2[0] =~ s/\n|\r//g;
3382   my $input1 = "${General::swroot}/ovpn/certs/$uplp12name";
3383         my $output1 = "${General::swroot}/ovpn/certs/$uplp12name2";
3384         my $input2 = "$n2nname2[0]n2n";
3385   my $output2 = "$n2nname[0]n2n";
3386   my $filename = "$tempdir/$uplconffilename";
3387   open(FILE, "< $filename") or die 'Unable to open config file.';
3388         my @current = <FILE>;
3389         close(FILE);
3390         foreach (@current) {s/$input1/$output1/g;}
3391         foreach (@current) {s/$input2/$output2/g;}
3392   open (OUT, "> $filename") || die 'Unable to open config file.';
3393   print OUT @current;
3394   close OUT;
3395
3396     }else{
3397     $uplconffilename2 =  $uplconffilename;
3398     $uplp12name2 = $uplp12name;
3399     @n2nname = split(/\./,$uplconffilename);
3400     $n2nname[0] =~ s/\n|\r//g;
3401    }
3402     unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
3403     unless(-d "${General::swroot}/ovpn/n2nconf/$n2nname[0]"){mkdir "${General::swroot}/ovpn/n2nconf/$n2nname[0]", 0770 or die "Unable to create dir $!";}
3404
3405         #Add collectd settings to configfile
3406         open(FILE, ">> $tempdir/$uplconffilename") or die 'Unable to open config file.';
3407         print FILE "# Logfile\n";
3408         print FILE "status-version 1\n";
3409         print FILE "status /var/run/openvpn/$n2nname[0]-n2n 10\n";
3410         if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'n2nname'}")) {
3411                 print CLIENTCONF "providers legacy default\n";
3412         }
3413
3414         close FILE;
3415
3416         unless(move("$tempdir/$uplconffilename", "${General::swroot}/ovpn/n2nconf/$n2nname[0]/$uplconffilename2")) {
3417             $errormessage = "*.conf move failed: $!";
3418             unlink ($filename);
3419             goto N2N_ERROR;
3420         }
3421
3422         unless(move("$tempdir/$uplp12name", "${General::swroot}/ovpn/certs/$uplp12name2")) {
3423             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
3424             unlink ($filename);
3425             goto N2N_ERROR;
3426         }
3427
3428         chmod 0600, "${General::swroot}/ovpn/certs/$uplp12name";
3429
3430 my $complzoactive;
3431 my $mssfixactive;
3432 my $authactive;
3433 my $n2nfragment;
3434 my @n2nproto2 = split(/ /, (grep { /^proto/ } @firen2nconf)[0]);
3435 my @n2nproto = split(/-/, $n2nproto2[1]);
3436 my @n2nport = split(/ /, (grep { /^port/ } @firen2nconf)[0]);
3437 my @n2ntunmtu = split(/ /, (grep { /^tun-mtu/ } @firen2nconf)[0]);
3438 my @n2ncomplzo = grep { /^comp-lzo/ } @firen2nconf;
3439 if ($n2ncomplzo[0] =~ /comp-lzo/){$complzoactive = "on";} else {$complzoactive = "off";}
3440 my @n2nmssfix  = grep { /^mssfix/ } @firen2nconf;
3441 if ($n2nmssfix[0] =~ /mssfix/){$mssfixactive = "on";} else {$mssfixactive = "off";}
3442 #my @n2nmssfix = split(/ /, (grep { /^mssfix/ } @firen2nconf)[0]);
3443 my @n2nfragment = split(/ /, (grep { /^fragment/ } @firen2nconf)[0]);
3444 my @n2nremote = split(/ /, (grep { /^remote/ } @firen2nconf)[0]);
3445 my @n2novpnsuball = split(/ /, (grep { /^ifconfig/ } @firen2nconf)[0]);
3446 my @n2novpnsub =  split(/\./,$n2novpnsuball[1]);
3447 my @n2nremsub = split(/ /, (grep { /^route/ } @firen2nconf)[0]);
3448 my @n2nmgmt =  split(/ /, (grep { /^management/ } @firen2nconf)[0]);
3449 my @n2nlocalsub  = split(/ /, (grep { /^# remsub/ } @firen2nconf)[0]);
3450 my @n2ncipher = split(/ /, (grep { /^cipher/ } @firen2nconf)[0]);
3451 my @n2nauth = split(/ /, (grep { /^auth/ } @firen2nconf)[0]);;
3452
3453 ###
3454 # m.a.d delete CR and LF from arrays for this chomp doesnt work
3455 ###
3456
3457 $n2nremote[1] =~ s/\n|\r//g;
3458 $n2novpnsub[0] =~ s/\n|\r//g;
3459 $n2novpnsub[1] =~ s/\n|\r//g;
3460 $n2novpnsub[2] =~ s/\n|\r//g;
3461 $n2nproto[0] =~ s/\n|\r//g;
3462 $n2nport[1] =~ s/\n|\r//g;
3463 $n2ntunmtu[1] =~ s/\n|\r//g;
3464 $n2nremsub[1] =~ s/\n|\r//g;
3465 $n2nremsub[2] =~ s/\n|\r//g;
3466 $n2nlocalsub[2] =~ s/\n|\r//g;
3467 $n2nfragment[1] =~ s/\n|\r//g;
3468 $n2nmgmt[2] =~ s/\n|\r//g;
3469 $n2ncipher[1] =~ s/\n|\r//g;
3470 $n2nauth[1] =~ s/\n|\r//g;
3471 chomp ($complzoactive);
3472 chomp ($mssfixactive);
3473
3474 ###
3475 # Check if there is no other entry with this name
3476 ###
3477
3478         foreach my $dkey (keys %confighash) {
3479                 if ($confighash{$dkey}[1] eq $n2nname[0]) {
3480                         $errormessage = $Lang::tr{'a connection with this name already exists'};
3481                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3482             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3483       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3484                         goto N2N_ERROR;
3485                 }
3486         }
3487
3488 ###
3489 # Check if OpenVPN Subnet is valid
3490 ###
3491
3492 foreach my $dkey (keys %confighash) {
3493                 if ($confighash{$dkey}[27] eq "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0") {
3494                         $errormessage = 'The OpenVPN Subnet is already in use';
3495                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3496             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3497       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3498                         goto N2N_ERROR;
3499                 }
3500         }
3501
3502 ###
3503 # Check if Dest Port is vaild
3504 ###
3505
3506 foreach my $dkey (keys %confighash) {
3507                 if ($confighash{$dkey}[29] eq $n2nport[1] ) {
3508                         $errormessage = 'The OpenVPN Port is already in use';
3509                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3510             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3511       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3512                         goto N2N_ERROR;
3513                 }
3514         }
3515
3516
3517
3518   $key = &General::findhasharraykey (\%confighash);
3519
3520         foreach my $i (0 .. 42) { $confighash{$key}[$i] = "";}
3521
3522         $confighash{$key}[0] = 'off';
3523         $confighash{$key}[1] = $n2nname[0];
3524         $confighash{$key}[2] = $n2nname[0];
3525         $confighash{$key}[3] = 'net';
3526         $confighash{$key}[4] = 'cert';
3527         $confighash{$key}[6] = 'client';
3528         $confighash{$key}[8] =  $n2nlocalsub[2];
3529         $confighash{$key}[10] = $n2nremote[1];
3530         $confighash{$key}[11] = "$n2nremsub[1]/$n2nremsub[2]";
3531         $confighash{$key}[22] = $n2nmgmt[2];
3532         $confighash{$key}[23] = $mssfixactive;
3533         $confighash{$key}[24] = $n2nfragment[1];
3534         $confighash{$key}[25] = 'IPFire n2n Client';
3535         $confighash{$key}[26] = 'red';
3536         $confighash{$key}[27] = "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0";
3537         $confighash{$key}[28] = $n2nproto[0];
3538         $confighash{$key}[29] = $n2nport[1];
3539         $confighash{$key}[30] = $complzoactive;
3540         $confighash{$key}[31] = $n2ntunmtu[1];
3541         $confighash{$key}[39] = $n2nauth[1];
3542         $confighash{$key}[40] = $n2ncipher[1];
3543         $confighash{$key}[41] = 'no-pass';
3544
3545   &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3546
3547   N2N_ERROR:
3548
3549         &Header::showhttpheaders();
3550         &Header::openpage('Validate imported configuration', 1, '');
3551         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
3552         if ($errormessage) {
3553             &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
3554             print "<class name='base'>$errormessage";
3555             print "&nbsp;</class>";
3556             &Header::closebox();
3557
3558         } else
3559   {
3560                 &Header::openbox('100%', 'LEFT', 'import ipfire net2net config');
3561         }
3562         if ($errormessage eq ''){
3563         print <<END;
3564                 <!-- ipfire net2net config gui -->
3565                 <table width='100%'>
3566                 <tr><td width='25%'>&nbsp;</td><td width='25%'>&nbsp;</td></tr>
3567     <tr><td class='boldbase'>$Lang::tr{'name'}:</td><td><b>$n2nname[0]</b></td></tr>
3568     <tr><td>&nbsp;</td><td>&nbsp;</td></tr>
3569                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'Act as'}</td><td><b>$confighash{$key}[6]</b></td></tr>
3570                 <tr><td class='boldbase' nowrap='nowrap'>Remote Host </td><td><b>$confighash{$key}[10]</b></td></tr>
3571                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'local subnet'}</td><td><b>$confighash{$key}[8]</b></td></tr>
3572                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'remote subnet'}:</td><td><b>$confighash{$key}[11]</b></td></tr>
3573                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn subnet'}</td><td><b>$confighash{$key}[27]</b></td></tr>
3574                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'protocol'}</td><td><b>$confighash{$key}[28]</b></td></tr>
3575                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'destination port'}:</td><td><b>$confighash{$key}[29]</b></td></tr>
3576                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'}</td><td><b>$confighash{$key}[30]</b></td></tr>
3577                 <tr><td class='boldbase' nowrap='nowrap'>MSSFIX:</td><td><b>$confighash{$key}[23]</b></td></tr>
3578                 <tr><td class='boldbase' nowrap='nowrap'>Fragment:</td><td><b>$confighash{$key}[24]</b></td></tr>
3579                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'MTU'}</td><td><b>$confighash{$key}[31]</b></td></tr>
3580                 <tr><td class='boldbase' nowrap='nowrap'>Management Port </td><td><b>$confighash{$key}[22]</b></td></tr>
3581                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn tls auth'}:</td><td><b>$confighash{$key}[39]</b></td></tr>
3582                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'cipher'}</td><td><b>$confighash{$key}[40]</b></td></tr>
3583                 <tr><td>&nbsp;</td><td>&nbsp;</td></tr>
3584     </table>
3585 END
3586 ;
3587                 &Header::closebox();
3588         }
3589
3590         if ($errormessage) {
3591                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3592         } else {
3593                 print "<div align='center'><form method='post' ENCTYPE='multipart/form-data'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' />";
3594                 print "<input type='hidden' name='TYPE' value='net2netakn' />";
3595                 print "<input type='hidden' name='KEY' value='$key' />";
3596                 print "<input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></div></form>";
3597         }
3598         &Header::closebigbox();
3599         &Header::closepage();
3600         exit(0);
3601
3602
3603 ##
3604 ### Accept IPFire n2n Package Settings
3605 ###
3606
3607   }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
3608
3609 ###
3610 ### Discard and Rollback IPFire n2n Package Settings
3611 ###
3612
3613   }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'cancel'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
3614
3615      &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3616
3617 if ($confighash{$cgiparams{'KEY'}}) {
3618
3619      my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
3620      my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
3621      unlink ($certfile) or die "Removing $certfile fail: $!";
3622      unlink ($conffile) or die "Removing $conffile fail: $!";
3623      rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
3624      delete $confighash{$cgiparams{'KEY'}};
3625     &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3626
3627      } else {
3628                 $errormessage = $Lang::tr{'invalid key'};
3629    }
3630
3631 ###
3632 ### Adding a new connection
3633 ###
3634 } elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) ||
3635          ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}) ||
3636          ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'ADVANCED'} eq '')) {
3637     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
3638     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3639
3640     if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}) {
3641                 if (! $confighash{$cgiparams{'KEY'}}[0]) {
3642                     $errormessage = $Lang::tr{'invalid key'};
3643                     goto VPNCONF_END;
3644                 }
3645                 $cgiparams{'ENABLED'}           = $confighash{$cgiparams{'KEY'}}[0];
3646                 $cgiparams{'NAME'}              = $confighash{$cgiparams{'KEY'}}[1];
3647                 $cgiparams{'TYPE'}              = $confighash{$cgiparams{'KEY'}}[3];
3648                 $cgiparams{'AUTH'}              = $confighash{$cgiparams{'KEY'}}[4];
3649                 $cgiparams{'PSK'}               = $confighash{$cgiparams{'KEY'}}[5];
3650                 $cgiparams{'SIDE'}              = $confighash{$cgiparams{'KEY'}}[6];
3651                 $cgiparams{'LOCAL_SUBNET'}      = $confighash{$cgiparams{'KEY'}}[8];
3652                 $cgiparams{'REMOTE'}            = $confighash{$cgiparams{'KEY'}}[10];
3653                 $cgiparams{'REMOTE_SUBNET'}     = $confighash{$cgiparams{'KEY'}}[11];
3654                 $cgiparams{'OVPN_MGMT'}         = $confighash{$cgiparams{'KEY'}}[22];
3655                 $cgiparams{'MSSFIX'}            = $confighash{$cgiparams{'KEY'}}[23];
3656                 $cgiparams{'FRAGMENT'}          = $confighash{$cgiparams{'KEY'}}[24];
3657                 $cgiparams{'REMARK'}            = $confighash{$cgiparams{'KEY'}}[25];
3658                 $cgiparams{'INTERFACE'}         = $confighash{$cgiparams{'KEY'}}[26];
3659                 $cgiparams{'OVPN_SUBNET'}       = $confighash{$cgiparams{'KEY'}}[27];
3660                 $cgiparams{'PROTOCOL'}          = $confighash{$cgiparams{'KEY'}}[28];
3661                 $cgiparams{'DEST_PORT'}         = $confighash{$cgiparams{'KEY'}}[29];
3662                 $cgiparams{'COMPLZO'}           = $confighash{$cgiparams{'KEY'}}[30];
3663                 $cgiparams{'MTU'}               = $confighash{$cgiparams{'KEY'}}[31];
3664                 $cgiparams{'CHECK1'}            = $confighash{$cgiparams{'KEY'}}[32];
3665                 $name=$cgiparams{'CHECK1'}      ;
3666                 $cgiparams{$name}               = $confighash{$cgiparams{'KEY'}}[33];
3667                 $cgiparams{'RG'}                = $confighash{$cgiparams{'KEY'}}[34];
3668                 $cgiparams{'CCD_DNS1'}          = $confighash{$cgiparams{'KEY'}}[35];
3669                 $cgiparams{'CCD_DNS2'}          = $confighash{$cgiparams{'KEY'}}[36];
3670                 $cgiparams{'CCD_WINS'}          = $confighash{$cgiparams{'KEY'}}[37];
3671                 $cgiparams{'DAUTH'}             = $confighash{$cgiparams{'KEY'}}[39];
3672                 $cgiparams{'DCIPHER'}           = $confighash{$cgiparams{'KEY'}}[40];
3673                 $cgiparams{'TLSAUTH'}           = $confighash{$cgiparams{'KEY'}}[41];
3674                 $cgiparams{'OTP_STATE'}         = $confighash{$cgiparams{'KEY'}}[43];
3675         } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'save'}) {
3676         $cgiparams{'REMARK'} = &Header::cleanhtml($cgiparams{'REMARK'});
3677
3678 # CCD check iroute field and convert it to decimal
3679 if ($cgiparams{'TYPE'} eq 'host') {
3680         my @temp=();
3681         my %ccdroutehash=();
3682         my $keypoint=0;
3683         my $ip;
3684         my $cidr;
3685         if ($cgiparams{'IR'} ne ''){
3686                 @temp = split("\n",$cgiparams{'IR'});
3687                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3688                 #find key to use
3689                 foreach my $key (keys %ccdroutehash) {
3690                         if ($ccdroutehash{$key}[0] eq $cgiparams{'NAME'}) {
3691                                 $keypoint=$key;
3692                                 delete $ccdroutehash{$key};
3693                         }else{
3694                                 $keypoint = &General::findhasharraykey (\%ccdroutehash);
3695                         }
3696                 }
3697                 $ccdroutehash{$keypoint}[0]=$cgiparams{'NAME'};
3698                 my $i=1;
3699                 my $val=0;
3700                 foreach $val (@temp){
3701                         chomp($val);
3702                         $val=~s/\s*$//g;
3703                         #check if iroute exists in ccdroute or if new iroute is part of an existing one
3704                         foreach my $key (keys %ccdroutehash) {
3705                                 foreach my $oldiroute ( 1 .. $#{$ccdroutehash{$key}}){
3706                                                 if ($ccdroutehash{$key}[$oldiroute] eq "$val") {
3707                                                         $errormessage=$errormessage.$Lang::tr{'ccd err irouteexist'};
3708                                                         goto VPNCONF_ERROR;
3709                                                 }
3710                                                 my ($ip1,$cidr1) = split (/\//, $val);
3711                                                 $ip1 = &General::getnetworkip($ip1,&General::iporsubtocidr($cidr1));
3712                                                 my ($ip2,$cidr2) = split (/\//, $ccdroutehash{$key}[$oldiroute]);
3713                                                 if (&General::IpInSubnet ($ip1,$ip2,$cidr2)){
3714                                                         $errormessage=$errormessage.$Lang::tr{'ccd err irouteexist'};
3715                                                         goto VPNCONF_ERROR;
3716                                                 }
3717
3718                                 }
3719                         }
3720                         if (!&General::validipandmask($val)){
3721                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($val)";
3722                                 goto VPNCONF_ERROR;
3723                         }else{
3724                                 ($ip,$cidr) = split(/\//,$val);
3725                                 $ip=&General::getnetworkip($ip,&General::iporsubtocidr($cidr));
3726                                 $cidr=&General::iporsubtodec($cidr);
3727                                 $ccdroutehash{$keypoint}[$i] = $ip."/".$cidr;
3728
3729                         }
3730
3731                         #check for existing network IP's
3732                         if (&General::IpInSubnet ($ip,$Network::ethernet{GREEN_NETADDRESS},$Network::ethernet{GREEN_NETMASK}) && $Network::ethernet{GREEN_NETADDRESS} ne '0.0.0.0')
3733                         {
3734                                 $errormessage=$Lang::tr{'ccd err green'};
3735                                 goto VPNCONF_ERROR;
3736                         }elsif(&General::IpInSubnet ($ip,$Network::ethernet{RED_NETADDRESS},$Network::ethernet{RED_NETMASK}) && $Network::ethernet{RED_NETADDRESS} ne '0.0.0.0')
3737                         {
3738                                 $errormessage=$Lang::tr{'ccd err red'};
3739                                 goto VPNCONF_ERROR;
3740                         }elsif(&General::IpInSubnet ($ip,$Network::ethernet{BLUE_NETADDRESS},$Network::ethernet{BLUE_NETMASK}) && $Network::ethernet{BLUE_NETADDRESS} ne '0.0.0.0' && $Network::ethernet{BLUE_NETADDRESS} gt '')
3741                         {
3742                                 $errormessage=$Lang::tr{'ccd err blue'};
3743                                 goto VPNCONF_ERROR;
3744                         }elsif(&General::IpInSubnet ($ip,$Network::ethernet{ORANGE_NETADDRESS},$Network::ethernet{ORANGE_NETMASK}) && $Network::ethernet{ORANGE_NETADDRESS} ne '0.0.0.0' && $Network::ethernet{ORANGE_NETADDRESS} gt '' )
3745                         {
3746                                 $errormessage=$Lang::tr{'ccd err orange'};
3747                                 goto VPNCONF_ERROR;
3748                         }
3749
3750                         if (&General::validipandmask($val)){
3751                                 $ccdroutehash{$keypoint}[$i] = $ip."/".$cidr;
3752                         }else{
3753                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($ip/$cidr)";
3754                                 goto VPNCONF_ERROR;
3755                         }
3756                         $i++;
3757                 }
3758                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3759                 &writeserverconf;
3760         }else{
3761                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3762                 foreach my $key (keys %ccdroutehash) {
3763                         if ($ccdroutehash{$key}[0] eq $cgiparams{'NAME'}) {
3764                                 delete $ccdroutehash{$key};
3765                                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3766                                 &writeserverconf;
3767                         }
3768                 }
3769         }
3770         undef @temp;
3771         #check route field and convert it to decimal
3772         my $val=0;
3773         my $i=1;
3774         &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
3775         #find key to use
3776         foreach my $key (keys %ccdroute2hash) {
3777                 if ($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}) {
3778                         $keypoint=$key;
3779                         delete $ccdroute2hash{$key};
3780                 }else{
3781                         $keypoint = &General::findhasharraykey (\%ccdroute2hash);
3782                         &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3783                         &writeserverconf;
3784                 }
3785         }
3786         $ccdroute2hash{$keypoint}[0]=$cgiparams{'NAME'};
3787         if ($cgiparams{'IFROUTE'} eq ''){$cgiparams{'IFROUTE'} = $Lang::tr{'ccd none'};}
3788         @temp = split(/\|/,$cgiparams{'IFROUTE'});
3789         foreach $val (@temp){
3790                 chomp($val);
3791                 $val=~s/\s*$//g;
3792                 if ($val eq $Lang::tr{'green'})
3793                 {
3794                         $val=$Network::ethernet{GREEN_NETADDRESS}."/".$Network::ethernet{GREEN_NETMASK};
3795                 }
3796                 if ($val eq $Lang::tr{'blue'})
3797                 {
3798                         $val=$Network::ethernet{BLUE_NETADDRESS}."/".$Network::ethernet{BLUE_NETMASK};
3799                 }
3800                 if ($val eq $Lang::tr{'orange'})
3801                 {
3802                         $val=$Network::ethernet{ORANGE_NETADDRESS}."/".$Network::ethernet{ORANGE_NETMASK};
3803                 }
3804                 my ($ip,$cidr) = split (/\//, $val);
3805
3806                 if ($val ne $Lang::tr{'ccd none'})
3807                 {
3808                         if (! &check_routes_push($val)){$errormessage=$errormessage."Route $val ".$Lang::tr{'ccd err routeovpn2'}." ($val)";goto VPNCONF_ERROR;}
3809                         if (! &check_ccdroute($val)){$errormessage=$errormessage."<br>Route $val ".$Lang::tr{'ccd err inuse'}." ($val)" ;goto VPNCONF_ERROR;}
3810                         if (! &check_ccdconf($val)){$errormessage=$errormessage."<br>Route $val ".$Lang::tr{'ccd err routeovpn'}." ($val)";goto VPNCONF_ERROR;}
3811                         if (&General::validipandmask($val)){
3812                                 $val=$ip."/".&General::iporsubtodec($cidr);
3813                                 $ccdroute2hash{$keypoint}[$i] = $val;
3814                         }else{
3815                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($val)";
3816                                 goto VPNCONF_ERROR;
3817                         }
3818                 }else{
3819                         $ccdroute2hash{$keypoint}[$i]='';
3820                 }
3821                 $i++;
3822         }
3823         &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
3824
3825         #check dns1 ip
3826         if ($cgiparams{'CCD_DNS1'} ne '' &&  ! &General::validip($cgiparams{'CCD_DNS1'})) {
3827                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp dns'}." 1";
3828                         goto VPNCONF_ERROR;
3829         }
3830         #check dns2 ip
3831         if ($cgiparams{'CCD_DNS2'} ne '' &&  ! &General::validip($cgiparams{'CCD_DNS2'})) {
3832                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp dns'}." 2";
3833                         goto VPNCONF_ERROR;
3834         }
3835         #check wins ip
3836         if ($cgiparams{'CCD_WINS'} ne '' &&  ! &General::validip($cgiparams{'CCD_WINS'})) {
3837                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp wins'};
3838                         goto VPNCONF_ERROR;
3839         }
3840 }
3841
3842         if ($cgiparams{'TYPE'} !~ /^(host|net)$/) {
3843                 $errormessage = $Lang::tr{'connection type is invalid'};
3844                 if ($cgiparams{'TYPE'} eq 'net') {
3845                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3846                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3847                         goto VPNCONF_ERROR;
3848                 }
3849                 goto VPNCONF_ERROR;
3850         }
3851
3852         if ($cgiparams{'NAME'} !~ /^[a-zA-Z0-9]+$/) {
3853                 $errormessage = $Lang::tr{'name must only contain characters'};
3854                 if ($cgiparams{'TYPE'} eq 'net') {
3855                         goto VPNCONF_ERROR;
3856                 }
3857                 goto VPNCONF_ERROR;
3858         }
3859
3860         if ($cgiparams{'NAME'} =~ /^(host|01|block|private|clear|packetdefault)$/) {
3861                 $errormessage = $Lang::tr{'name is invalid'};
3862                 if ($cgiparams{'TYPE'} eq 'net') {
3863                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3864                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3865                         goto VPNCONF_ERROR;
3866                 }
3867                 goto VPNCONF_ERROR;
3868         }
3869
3870         if (length($cgiparams{'NAME'}) >60) {
3871                 $errormessage = $Lang::tr{'name too long'};
3872                 if ($cgiparams{'TYPE'} eq 'net') {
3873                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3874                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3875                         goto VPNCONF_ERROR;
3876                 }
3877                 goto VPNCONF_ERROR;
3878         }
3879
3880 if ($cgiparams{'TYPE'} eq 'net') {
3881         if ($cgiparams{'DEST_PORT'} eq  $vpnsettings{'DDEST_PORT'}) {
3882                         $errormessage = $Lang::tr{'openvpn destination port used'};
3883                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3884             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3885       goto VPNCONF_ERROR;
3886                 }
3887     #Bugfix 10357
3888     foreach my $key (sort keys %confighash){
3889                 if ( ($confighash{$key}[22] eq $cgiparams{'DEST_PORT'} && $cgiparams{'NAME'} ne $confighash{$key}[1]) || ($confighash{$key}[29] eq $cgiparams{'DEST_PORT'} && $cgiparams{'NAME'} ne $confighash{$key}[1])){
3890                         $errormessage = $Lang::tr{'openvpn destination port used'};
3891                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3892             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3893       goto VPNCONF_ERROR;
3894                 }
3895         }
3896     if ($cgiparams{'DEST_PORT'} eq  '') {
3897                         $errormessage = $Lang::tr{'invalid port'};
3898                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3899             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3900       goto VPNCONF_ERROR;
3901                 }
3902
3903     # Check if the input for the transfer net is valid.
3904     if (!&General::validipandmask($cgiparams{'OVPN_SUBNET'})){
3905                         $errormessage = $Lang::tr{'ccd err invalidnet'};
3906                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3907             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3908                         goto VPNCONF_ERROR;
3909                 }
3910
3911     if ($cgiparams{'OVPN_SUBNET'} eq  $vpnsettings{'DOVPN_SUBNET'}) {
3912                         $errormessage = $Lang::tr{'openvpn subnet is used'};
3913                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3914             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3915                         goto VPNCONF_ERROR;
3916                 }
3917
3918           if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'MSSFIX'} eq 'on')) {
3919             $errormessage = $Lang::tr{'openvpn mssfix allowed with udp'};
3920             unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3921             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3922             goto VPNCONF_ERROR;
3923     }
3924
3925     if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'FRAGMENT'} ne '')) {
3926             $errormessage = $Lang::tr{'openvpn fragment allowed with udp'};
3927             unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3928             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3929             goto VPNCONF_ERROR;
3930     }
3931
3932     if (!&Network::check_subnet($cgiparams{'LOCAL_SUBNET'}))  {
3933                   $errormessage = $Lang::tr{'openvpn prefix local subnet'};
3934                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3935             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3936                   goto VPNCONF_ERROR;
3937                 }
3938
3939     if (!&Network::check_subnet($cgiparams{'OVPN_SUBNET'}))  {
3940                   $errormessage = $Lang::tr{'openvpn prefix openvpn subnet'};
3941                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3942             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3943                   goto VPNCONF_ERROR;
3944                 }
3945
3946     if (!&Network::check_subnet($cgiparams{'REMOTE_SUBNET'}))  {
3947                   $errormessage = $Lang::tr{'openvpn prefix remote subnet'};
3948                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3949             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3950                   goto VPNCONF_ERROR;
3951                 }
3952
3953         if ($cgiparams{'DEST_PORT'} <= 1023) {
3954                 $errormessage = $Lang::tr{'ovpn port in root range'};
3955                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3956             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3957                   goto VPNCONF_ERROR;
3958                 }
3959
3960         if ($cgiparams{'OVPN_MGMT'} eq '') {
3961                 $cgiparams{'OVPN_MGMT'} = $cgiparams{'DEST_PORT'};
3962                 }
3963
3964         if ($cgiparams{'OVPN_MGMT'} <= 1023) {
3965                 $errormessage = $Lang::tr{'ovpn mgmt in root range'};
3966                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3967             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3968                   goto VPNCONF_ERROR;
3969         }
3970         #Check if remote subnet is used elsewhere
3971         my ($n2nip,$n2nsub)=split("/",$cgiparams{'REMOTE_SUBNET'});
3972         $warnmessage=&General::checksubnets('',$n2nip,'ovpn');
3973         if ($warnmessage){
3974                 $warnmessage=$Lang::tr{'remote subnet'}." ($cgiparams{'REMOTE_SUBNET'}) <br>".$warnmessage;
3975         }
3976 }
3977
3978         # Check if there is no other entry with this name
3979         if (! $cgiparams{'KEY'}) {
3980             foreach my $key (keys %confighash) {
3981                 if ($confighash{$key}[1] eq $cgiparams{'NAME'}) {
3982                     $errormessage = $Lang::tr{'a connection with this name already exists'};
3983                     if ($cgiparams{'TYPE'} eq 'net') {
3984         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3985               rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3986         }
3987                     goto VPNCONF_ERROR;
3988                 }
3989             }
3990         }
3991
3992         # Check if a remote host/IP has been set for the client.
3993         if ($cgiparams{'TYPE'} eq 'net') {
3994                 if ($cgiparams{'SIDE'} ne 'server' && $cgiparams{'REMOTE'} eq '') {
3995                         $errormessage = $Lang::tr{'invalid input for remote host/ip'};
3996
3997                         # Check if this is a N2N connection and drop temporary config.
3998                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3999                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4000
4001                         goto VPNCONF_ERROR;
4002                 }
4003
4004                 # Check if a remote host/IP has been configured - the field can be empty on the server side.
4005                 if ($cgiparams{'REMOTE'} ne '') {
4006                         # Check if the given IP is valid - otherwise check if it is a valid domain.
4007                         if (! &General::validip($cgiparams{'REMOTE'})) {
4008                                 # Check for a valid domain.
4009                                 if (! &General::validfqdn ($cgiparams{'REMOTE'}))  {
4010                                         $errormessage = $Lang::tr{'invalid input for remote host/ip'};
4011
4012                                         # Check if this is a N2N connection and drop temporary config.
4013                                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4014                                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4015
4016                                         goto VPNCONF_ERROR;
4017                                 }
4018                         }
4019                 }
4020         }
4021
4022         if ($cgiparams{'TYPE'} ne 'host') {
4023             unless (&General::validipandmask($cgiparams{'LOCAL_SUBNET'})) {
4024                     $errormessage = $Lang::tr{'local subnet is invalid'};
4025                     if ($cgiparams{'TYPE'} eq 'net') {
4026               unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4027                     rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4028               }
4029                         goto VPNCONF_ERROR;}
4030         }
4031         # Check if there is no other entry without IP-address and PSK
4032         if ($cgiparams{'REMOTE'} eq '') {
4033             foreach my $key (keys %confighash) {
4034                 if(($cgiparams{'KEY'} ne $key) &&
4035                    ($confighash{$key}[4] eq 'psk' || $cgiparams{'AUTH'} eq 'psk') &&
4036                     $confighash{$key}[10] eq '') {
4037                         $errormessage = $Lang::tr{'you can only define one roadwarrior connection when using pre-shared key authentication'};
4038                         goto VPNCONF_ERROR;
4039                 }
4040             }
4041         }
4042         if (($cgiparams{'TYPE'} eq 'net') && (! &General::validipandmask($cgiparams{'REMOTE_SUBNET'}))) {
4043                 $errormessage = $Lang::tr{'remote subnet is invalid'};
4044                 unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4045                       rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4046                 goto VPNCONF_ERROR;
4047         }
4048
4049         # Check for N2N that OpenSSL maximum of valid days will not be exceeded
4050         if ($cgiparams{'TYPE'} eq 'net') {
4051                 if ($cgiparams{'DAYS_VALID'} >= '999999') {
4052                         $errormessage = $Lang::tr{'invalid input for valid till days'};
4053                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4054                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4055                         goto VPNCONF_ERROR;
4056                 }
4057         }
4058
4059         if ($cgiparams{'ENABLED'} !~ /^(on|off|)$/) {
4060             $errormessage = $Lang::tr{'invalid input'};
4061             goto VPNCONF_ERROR;
4062         }
4063
4064         if ($cgiparams{'AUTH'} eq 'certreq') {
4065             if ($cgiparams{'KEY'}) {
4066                 $errormessage = $Lang::tr{'cant change certificates'};
4067                 goto VPNCONF_ERROR;
4068             }
4069             unless (ref ($cgiparams{'FH'})) {
4070                 $errormessage = $Lang::tr{'there was no file upload'};
4071                 goto VPNCONF_ERROR;
4072             }
4073
4074             # Move uploaded certificate request to a temporary file
4075             (my $fh, my $filename) = tempfile( );
4076             if (copy ($cgiparams{'FH'}, $fh) != 1) {
4077                 $errormessage = $!;
4078                 goto VPNCONF_ERROR;
4079             }
4080
4081             # Sign the certificate request and move it
4082             # Sign the host certificate request
4083             # The system call is safe, because all arguments are passed as an array.
4084             system('/usr/bin/openssl', 'ca', '-days', "$cgiparams{'DAYS_VALID'}",
4085                 '-batch', '-notext',
4086                 '-in', $filename,
4087                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4088                 '-config', "/usr/share/openvpn/ovpn.cnf");
4089             if ($?) {
4090                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4091                 unlink ($filename);
4092                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4093                 &cleanssldatabase();
4094                 goto VPNCONF_ERROR;
4095             } else {
4096                 unlink ($filename);
4097                 &deletebackupcert();
4098             }
4099
4100             my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4101             my $temp;
4102
4103             foreach my $line (@temp) {
4104                 if ($line =~ /Subject:.*CN\s?=\s?(.*)[\n]/) {
4105                         $temp = $1;
4106                         $temp =~ s+/Email+, E+;
4107                         $temp =~ s/ ST=/ S=/;
4108
4109                         last;
4110                 }
4111             }
4112
4113             $cgiparams{'CERT_NAME'} = $temp;
4114             $cgiparams{'CERT_NAME'} =~ s/,//g;
4115             $cgiparams{'CERT_NAME'} =~ s/\'//g;
4116             if ($cgiparams{'CERT_NAME'} eq '') {
4117                 $errormessage = $Lang::tr{'could not retrieve common name from certificate'};
4118                 goto VPNCONF_ERROR;
4119             }
4120         } elsif ($cgiparams{'AUTH'} eq 'certfile') {
4121             if ($cgiparams{'KEY'}) {
4122                 $errormessage = $Lang::tr{'cant change certificates'};
4123                 goto VPNCONF_ERROR;
4124             }
4125             unless (ref ($cgiparams{'FH'})) {
4126                 $errormessage = $Lang::tr{'there was no file upload'};
4127                 goto VPNCONF_ERROR;
4128             }
4129             # Move uploaded certificate to a temporary file
4130             (my $fh, my $filename) = tempfile( );
4131             if (copy ($cgiparams{'FH'}, $fh) != 1) {
4132                 $errormessage = $!;
4133                 goto VPNCONF_ERROR;
4134             }
4135
4136             # Verify the certificate has a valid CA and move it
4137             my $validca = 0;
4138             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/cacert.pem", "$filename");
4139             if (grep(/: OK/, @test)) {
4140                 $validca = 1;
4141             } else {
4142                 foreach my $key (keys %cahash) {
4143                     @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$key}[0]cert.pem", "$filename");
4144                     if (grep(/: OK/, @test)) {
4145                         $validca = 1;
4146                     }
4147                 }
4148             }
4149             if (! $validca) {
4150                 $errormessage = $Lang::tr{'certificate does not have a valid ca associated with it'};
4151                 unlink ($filename);
4152                 goto VPNCONF_ERROR;
4153             } else {
4154                 unless(move($filename, "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem")) {
4155                     $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
4156                     unlink ($filename);
4157                     goto VPNCONF_ERROR;
4158                 }
4159             }
4160
4161             my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4162             my $temp;
4163
4164             foreach my $line (@temp) {
4165                 if ($line =~ /Subject:.*CN\s?=\s?(.*)[\n]/) {
4166                         $temp = $1;
4167                         $temp =~ s+/Email+, E+;
4168                         $temp =~ s/ ST=/ S=/;
4169
4170                         last;
4171                 }
4172             }
4173
4174             $cgiparams{'CERT_NAME'} = $temp;
4175             $cgiparams{'CERT_NAME'} =~ s/,//g;
4176             $cgiparams{'CERT_NAME'} =~ s/\'//g;
4177             if ($cgiparams{'CERT_NAME'} eq '') {
4178                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4179                 $errormessage = $Lang::tr{'could not retrieve common name from certificate'};
4180                 goto VPNCONF_ERROR;
4181             }
4182         } elsif ($cgiparams{'AUTH'} eq 'certgen') {
4183             if ($cgiparams{'KEY'}) {
4184                 $errormessage = $Lang::tr{'cant change certificates'};
4185                 goto VPNCONF_ERROR;
4186             }
4187             # Validate input since the form was submitted
4188             if (length($cgiparams{'CERT_NAME'}) >60) {
4189                 $errormessage = $Lang::tr{'name too long'};
4190                 goto VPNCONF_ERROR;
4191             }
4192             if ($cgiparams{'CERT_NAME'} eq '' || $cgiparams{'CERT_NAME'} !~ /^[a-zA-Z0-9 ,\.\-_]+$/) {
4193                 $errormessage = $Lang::tr{'invalid input for name'};
4194                 goto VPNCONF_ERROR;
4195             }
4196             if ($cgiparams{'CERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'CERT_EMAIL'}))) {
4197                 $errormessage = $Lang::tr{'invalid input for e-mail address'};
4198                 goto VPNCONF_ERROR;
4199             }
4200             if (length($cgiparams{'CERT_EMAIL'}) > 40) {
4201                 $errormessage = $Lang::tr{'e-mail address too long'};
4202                 goto VPNCONF_ERROR;
4203             }
4204             if ($cgiparams{'CERT_OU'} ne '' && $cgiparams{'CERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4205                 $errormessage = $Lang::tr{'invalid input for department'};
4206                 goto VPNCONF_ERROR;
4207             }
4208             if (length($cgiparams{'CERT_ORGANIZATION'}) >60) {
4209                 $errormessage = $Lang::tr{'organization too long'};
4210                 goto VPNCONF_ERROR;
4211             }
4212             if ($cgiparams{'CERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]+$/) {
4213                 $errormessage = $Lang::tr{'invalid input for organization'};
4214                 goto VPNCONF_ERROR;
4215             }
4216             if ($cgiparams{'CERT_CITY'} ne '' && $cgiparams{'CERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4217                 $errormessage = $Lang::tr{'invalid input for city'};
4218                 goto VPNCONF_ERROR;
4219             }
4220             if ($cgiparams{'CERT_STATE'} ne '' && $cgiparams{'CERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4221                 $errormessage = $Lang::tr{'invalid input for state or province'};
4222                 goto VPNCONF_ERROR;
4223             }
4224             if ($cgiparams{'CERT_COUNTRY'} !~ /^[A-Z]*$/) {
4225                 $errormessage = $Lang::tr{'invalid input for country'};
4226                 goto VPNCONF_ERROR;
4227             }
4228             if ($cgiparams{'CERT_PASS1'} ne '' && $cgiparams{'CERT_PASS2'} ne ''){
4229                 if (length($cgiparams{'CERT_PASS1'}) < 5) {
4230                     $errormessage = $Lang::tr{'password too short'};
4231                     goto VPNCONF_ERROR;
4232                 }
4233             }
4234             if ($cgiparams{'CERT_PASS1'} ne $cgiparams{'CERT_PASS2'}) {
4235                 $errormessage = $Lang::tr{'passwords do not match'};
4236                 goto VPNCONF_ERROR;
4237             }
4238             if ($cgiparams{'DAYS_VALID'} eq '' && $cgiparams{'DAYS_VALID'} !~ /^[0-9]+$/) {
4239                 $errormessage = $Lang::tr{'invalid input for valid till days'};
4240                 goto VPNCONF_ERROR;
4241             }
4242
4243             # Check for RW that OpenSSL maximum of valid days will not be exceeded
4244             if ($cgiparams{'TYPE'} eq 'host') {
4245                 if ($cgiparams{'DAYS_VALID'} >= '999999') {
4246                         $errormessage = $Lang::tr{'invalid input for valid till days'};
4247                         goto VPNCONF_ERROR;
4248                 }
4249             }
4250
4251             # Check for RW if client name is already set
4252             if ($cgiparams{'TYPE'} eq 'host') {
4253                     foreach my $key (keys %confighash) {
4254                             if ($confighash{$key}[1] eq $cgiparams{'NAME'}) {
4255                                     $errormessage = $Lang::tr{'a connection with this name already exists'};
4256                                     goto VPNCONF_ERROR;
4257                     }
4258                     }
4259             }
4260
4261             # Check if there is no other entry with this common name
4262             if ((! $cgiparams{'KEY'}) && ($cgiparams{'AUTH'} ne 'psk')) {
4263                 foreach my $key (keys %confighash) {
4264                     if ($confighash{$key}[2] eq $cgiparams{'CERT_NAME'}) {
4265                         $errormessage = $Lang::tr{'a connection with this common name already exists'};
4266                         goto VPNCONF_ERROR;
4267                     }
4268                 }
4269             }
4270
4271             # Replace empty strings with a .
4272             (my $ou = $cgiparams{'CERT_OU'}) =~ s/^\s*$/\./;
4273             (my $city = $cgiparams{'CERT_CITY'}) =~ s/^\s*$/\./;
4274             (my $state = $cgiparams{'CERT_STATE'}) =~ s/^\s*$/\./;
4275
4276             # Create the Host certificate request client
4277             my $pid = open(OPENSSL, "|-");
4278             $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto VPNCONF_ERROR;};
4279             if ($pid) { # parent
4280                 print OPENSSL "$cgiparams{'CERT_COUNTRY'}\n";
4281                 print OPENSSL "$state\n";
4282                 print OPENSSL "$city\n";
4283                 print OPENSSL "$cgiparams{'CERT_ORGANIZATION'}\n";
4284                 print OPENSSL "$ou\n";
4285                 print OPENSSL "$cgiparams{'CERT_NAME'}\n";
4286                 print OPENSSL "$cgiparams{'CERT_EMAIL'}\n";
4287                 print OPENSSL ".\n";
4288                 print OPENSSL ".\n";
4289                 close (OPENSSL);
4290                 if ($?) {
4291                     $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4292                     unlink ("${General::swroot}ovpn/certs/$cgiparams{'NAME'}key.pem");
4293                     unlink ("${General::swroot}ovpn/certs/$cgiparams{'NAME'}req.pem");
4294                     goto VPNCONF_ERROR;
4295                 }
4296             } else {    # child
4297                 unless (exec ('/usr/bin/openssl', 'req', '-nodes',
4298                         '-newkey', 'rsa:4096',
4299                         '-keyout', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem",
4300                         '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem",
4301                         '-config', "/usr/share/openvpn/ovpn.cnf")) {
4302                     $errormessage = "$Lang::tr{'cant start openssl'}: $!";
4303                     unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4304                     unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4305                     goto VPNCONF_ERROR;
4306                 }
4307             }
4308
4309             # Sign the host certificate request
4310             # The system call is safe, because all arguments are passed as an array.
4311             system('/usr/bin/openssl', 'ca', '-days', "$cgiparams{'DAYS_VALID'}",
4312                 '-batch', '-notext',
4313                 '-in',  "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem",
4314                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4315                 '-config', "/usr/share/openvpn/ovpn.cnf");
4316             if ($?) {
4317                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4318                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4319                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4320                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4321                 &cleanssldatabase();
4322                 goto VPNCONF_ERROR;
4323             } else {
4324                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4325                 &deletebackupcert();
4326             }
4327
4328             # Create the pkcs12 file
4329             # The system call is safe, because all arguments are passed as an array.
4330             system('/usr/bin/openssl', 'pkcs12', '-export',
4331                 '-inkey', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem",
4332                 '-in', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4333                 '-name', $cgiparams{'NAME'},
4334                 '-passout', "pass:$cgiparams{'CERT_PASS1'}",
4335                 '-certfile', "${General::swroot}/ovpn/ca/cacert.pem",
4336                 '-caname', "$vpnsettings{'ROOTCERT_ORGANIZATION'} CA",
4337                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12");
4338             if ($?) {
4339                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4340                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4341                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4342                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12");
4343                 goto VPNCONF_ERROR;
4344             } else {
4345                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4346             }
4347         } elsif ($cgiparams{'AUTH'} eq 'cert') {
4348             ;# Nothing, just editing
4349         } else {
4350             $errormessage = $Lang::tr{'invalid input for authentication method'};
4351             goto VPNCONF_ERROR;
4352         }
4353
4354     # Save the config
4355         my $key = $cgiparams{'KEY'};
4356
4357         if (! $key) {
4358             $key = &General::findhasharraykey (\%confighash);
4359             foreach my $i (0 .. 43) { $confighash{$key}[$i] = "";}
4360         }
4361         $confighash{$key}[0]            = $cgiparams{'ENABLED'};
4362         $confighash{$key}[1]            = $cgiparams{'NAME'};
4363         if ((! $cgiparams{'KEY'}) && $cgiparams{'AUTH'} ne 'psk') {
4364             $confighash{$key}[2]        = $cgiparams{'CERT_NAME'};
4365         }
4366
4367         $confighash{$key}[3]            = $cgiparams{'TYPE'};
4368         if ($cgiparams{'AUTH'} eq 'psk') {
4369             $confighash{$key}[4]        = 'psk';
4370             $confighash{$key}[5]        = $cgiparams{'PSK'};
4371         } else {
4372             $confighash{$key}[4]        = 'cert';
4373         }
4374         if ($cgiparams{'TYPE'} eq 'net') {
4375             $confighash{$key}[6]        = $cgiparams{'SIDE'};
4376             $confighash{$key}[11]       = $cgiparams{'REMOTE_SUBNET'};
4377         }
4378         $confighash{$key}[8]            = $cgiparams{'LOCAL_SUBNET'};
4379         $confighash{$key}[10]           = $cgiparams{'REMOTE'};
4380         if ($cgiparams{'OVPN_MGMT'} eq '') {
4381         $confighash{$key}[22]           = $confighash{$key}[29];
4382         } else {
4383         $confighash{$key}[22]           = $cgiparams{'OVPN_MGMT'};
4384         }
4385         $confighash{$key}[23]           = $cgiparams{'MSSFIX'};
4386         $confighash{$key}[24]           = $cgiparams{'FRAGMENT'};
4387         $confighash{$key}[25]           = $cgiparams{'REMARK'};
4388         $confighash{$key}[26]           = $cgiparams{'INTERFACE'};
4389 # new fields
4390         $confighash{$key}[27]           = $cgiparams{'OVPN_SUBNET'};
4391         $confighash{$key}[28]           = $cgiparams{'PROTOCOL'};
4392         $confighash{$key}[29]           = $cgiparams{'DEST_PORT'};
4393         $confighash{$key}[30]           = $cgiparams{'COMPLZO'};
4394         $confighash{$key}[31]           = $cgiparams{'MTU'};
4395         $confighash{$key}[32]           = $cgiparams{'CHECK1'};
4396         $name=$cgiparams{'CHECK1'};
4397         $confighash{$key}[33]           = $cgiparams{$name};
4398         $confighash{$key}[34]           = $cgiparams{'RG'};
4399         $confighash{$key}[35]           = $cgiparams{'CCD_DNS1'};
4400         $confighash{$key}[36]           = $cgiparams{'CCD_DNS2'};
4401         $confighash{$key}[37]           = $cgiparams{'CCD_WINS'};
4402         $confighash{$key}[39]           = $cgiparams{'DAUTH'};
4403         $confighash{$key}[40]           = $cgiparams{'DCIPHER'};
4404
4405        if ($confighash{$key}[41] eq "") {
4406                if (($cgiparams{'TYPE'} eq 'host') && ($cgiparams{'CERT_PASS1'} eq "")) {
4407                        $confighash{$key}[41] = "no-pass";
4408                } elsif (($cgiparams{'TYPE'} eq 'host') && ($cgiparams{'CERT_PASS1'} ne "")) {
4409                        $confighash{$key}[41] = "pass";
4410                } elsif ($cgiparams{'TYPE'} eq 'net') {
4411                        $confighash{$key}[41] = "no-pass";
4412                }
4413        }
4414
4415    $confighash{$key}[42] = 'HOTP/T30/6';
4416         $confighash{$key}[43] = $cgiparams{'OTP_STATE'};
4417         if (($confighash{$key}[43] eq 'on') && ($confighash{$key}[44] eq '')) {
4418                 my @otp_secret = &General::system_output("/usr/bin/openssl", "rand", "-hex", "20");
4419       chomp($otp_secret[0]);
4420                 $confighash{$key}[44] = $otp_secret[0];
4421         } elsif ($confighash{$key}[43] eq '') {
4422                 $confighash{$key}[44] = '';
4423         }
4424
4425         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4426
4427         # Rewrite the server configuration
4428         &writeserverconf();
4429
4430         if ($cgiparams{'TYPE'} eq 'net') {
4431
4432                 if (-e "/var/run/$confighash{$key}[1]n2n.pid") {
4433                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
4434
4435                         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4436                         my $key = $cgiparams{'KEY'};
4437                         if (! $key) {
4438                             $key = &General::findhasharraykey (\%confighash);
4439                             foreach my $i (0 .. 31) {
4440                                     $confighash{$key}[$i] = "";
4441                             }
4442                         }
4443
4444                         $confighash{$key}[0] = 'on';
4445                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4446
4447                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "start", "$confighash{$cgiparams{'KEY'}}[1]");
4448                 }
4449         }
4450
4451         goto VPNCONF_END;
4452     } else {
4453         $cgiparams{'ENABLED'} = 'on';
4454         $cgiparams{'MSSFIX'} = 'on';
4455         $cgiparams{'FRAGMENT'} = '1300';
4456         $cgiparams{'DAUTH'} = 'SHA512';
4457         $cgiparams{'SIDE'} = 'left';
4458         if ( ! -f "${General::swroot}/ovpn/ca/cakey.pem" ) {
4459             $cgiparams{'AUTH'} = 'psk';
4460         } elsif ( ! -f "${General::swroot}/ovpn/ca/cacert.pem") {
4461             $cgiparams{'AUTH'} = 'certfile';
4462         } else {
4463             $cgiparams{'AUTH'} = 'certgen';
4464         }
4465         $cgiparams{'LOCAL_SUBNET'}      ="$Network::ethernet{'GREEN_NETADDRESS'}/$Network::ethernet{'GREEN_NETMASK'}";
4466         $cgiparams{'CERT_ORGANIZATION'} = $vpnsettings{'ROOTCERT_ORGANIZATION'};
4467         $cgiparams{'CERT_CITY'}         = $vpnsettings{'ROOTCERT_CITY'};
4468         $cgiparams{'CERT_STATE'}        = $vpnsettings{'ROOTCERT_STATE'};
4469         $cgiparams{'CERT_COUNTRY'}      = $vpnsettings{'ROOTCERT_COUNTRY'};
4470         $cgiparams{'DAYS_VALID'}        = $vpnsettings{'DAYS_VALID'} = '730';
4471     }
4472
4473     VPNCONF_ERROR:
4474     $checked{'ENABLED'}{'off'} = '';
4475     $checked{'ENABLED'}{'on'} = '';
4476     $checked{'ENABLED'}{$cgiparams{'ENABLED'}} = 'CHECKED';
4477
4478         $checked{'OTP_STATE'}{$cgiparams{'OTP_STATE'}} = 'CHECKED';
4479
4480     $selected{'SIDE'}{'server'} = '';
4481     $selected{'SIDE'}{'client'} = '';
4482     $selected{'SIDE'}{$cgiparams{'SIDE'}} = 'SELECTED';
4483
4484     $selected{'PROTOCOL'}{'udp'} = '';
4485     $selected{'PROTOCOL'}{'tcp'} = '';
4486     $selected{'PROTOCOL'}{$cgiparams{'PROTOCOL'}} = 'SELECTED';
4487
4488
4489     $checked{'AUTH'}{'psk'} = '';
4490     $checked{'AUTH'}{'certreq'} = '';
4491     $checked{'AUTH'}{'certgen'} = '';
4492     $checked{'AUTH'}{'certfile'} = '';
4493     $checked{'AUTH'}{$cgiparams{'AUTH'}} = 'CHECKED';
4494
4495     $selected{'INTERFACE'}{$cgiparams{'INTERFACE'}} = 'SELECTED';
4496
4497     $checked{'COMPLZO'}{'off'} = '';
4498     $checked{'COMPLZO'}{'on'} = '';
4499     $checked{'COMPLZO'}{$cgiparams{'COMPLZO'}} = 'CHECKED';
4500
4501     $checked{'MSSFIX'}{'off'} = '';
4502     $checked{'MSSFIX'}{'on'} = '';
4503     $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
4504
4505     $selected{'DCIPHER'}{'AES-256-GCM'} = '';
4506     $selected{'DCIPHER'}{'AES-192-GCM'} = '';
4507     $selected{'DCIPHER'}{'AES-128-GCM'} = '';
4508     $selected{'DCIPHER'}{'CAMELLIA-256-CBC'} = '';
4509     $selected{'DCIPHER'}{'CAMELLIA-192-CBC'} = '';
4510     $selected{'DCIPHER'}{'CAMELLIA-128-CBC'} = '';
4511     $selected{'DCIPHER'}{'AES-256-CBC'} = '';
4512     $selected{'DCIPHER'}{'AES-192-CBC'} = '';
4513     $selected{'DCIPHER'}{'AES-128-CBC'} = '';
4514     $selected{'DCIPHER'}{'DESX-CBC'} = '';
4515     $selected{'DCIPHER'}{'SEED-CBC'} = '';
4516     $selected{'DCIPHER'}{'DES-EDE3-CBC'} = '';
4517     $selected{'DCIPHER'}{'DES-EDE-CBC'} = '';
4518     $selected{'DCIPHER'}{'CAST5-CBC'} = '';
4519     $selected{'DCIPHER'}{'BF-CBC'} = '';
4520     $selected{'DCIPHER'}{'DES-CBC'} = '';
4521     $selected{'DCIPHER'}{$cgiparams{'DCIPHER'}} = 'SELECTED';
4522     $selected{'DAUTH'}{'whirlpool'} = '';
4523     $selected{'DAUTH'}{'SHA512'} = '';
4524     $selected{'DAUTH'}{'SHA384'} = '';
4525     $selected{'DAUTH'}{'SHA256'} = '';
4526     $selected{'DAUTH'}{'SHA1'} = '';
4527     $selected{'DAUTH'}{$cgiparams{'DAUTH'}} = 'SELECTED';
4528     $checked{'TLSAUTH'}{'off'} = '';
4529     $checked{'TLSAUTH'}{'on'} = '';
4530     $checked{'TLSAUTH'}{$cgiparams{'TLSAUTH'}} = 'CHECKED';
4531
4532     if (1) {
4533         &Header::showhttpheaders();
4534         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
4535         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
4536
4537         # Show any errors
4538         &Header::errorbox($errormessage);
4539
4540         if ($warnmessage) {
4541             &Header::openbox('100%', 'LEFT', "$Lang::tr{'warning messages'}:");
4542             print "<class name='base'>$warnmessage";
4543             print "&nbsp;</class>";
4544             &Header::closebox();
4545         }
4546
4547         print "<form method='post' enctype='multipart/form-data'>";
4548         print "<input type='hidden' name='TYPE' value='$cgiparams{'TYPE'}' />";
4549
4550         if ($cgiparams{'KEY'}) {
4551             print "<input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />";
4552             print "<input type='hidden' name='AUTH' value='$cgiparams{'AUTH'}' />";
4553         }
4554
4555         &Header::openbox('100%', 'LEFT', "$Lang::tr{'connection'}:");
4556
4557         my $readonly = ($cgiparams{'KEY'}) ? "readonly" : "";
4558
4559         print <<END;
4560                 <table class="form">
4561                         <tr>
4562                                 <td>
4563                                         $Lang::tr{'name'}
4564                                 </td>
4565                                 <td>
4566                                         <input type="text" name="NAME" value="$cgiparams{'NAME'}" $readonly/>
4567                                 </td>
4568                         </tr>
4569
4570                         <tr>
4571                                 <td>
4572                                         $Lang::tr{'remark title'}
4573                                 </td>
4574                                 <td>
4575                                         <input type="text" name="REMARK" value="$cgiparams{'REMARK'}" />
4576                                 </td>
4577                         </tr>
4578 END
4579
4580         if ($cgiparams{'TYPE'} eq 'host') {
4581                 print <<END;
4582                         <tr>
4583                                 <td>
4584                                         $Lang::tr{'enabled'}
4585                                 </td>
4586                                 <td>
4587                                         <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} />
4588                                 </td>
4589                         </tr>
4590
4591                         <tr>
4592                                 <td>
4593                                         $Lang::tr{'enable otp'}
4594                                 </td>
4595                                 <td>
4596                                         <input type='checkbox' name='OTP_STATE' $checked{'OTP_STATE'}{'on'} />
4597                                 </td>
4598                         </tr>
4599 END
4600         }
4601
4602         if ($cgiparams{'TYPE'} eq 'net') {
4603                 # If GCM ciphers are in usage, HMAC menu is disabled
4604                 my $hmacdisabled;
4605                 if (($confighash{$cgiparams{'KEY'}}[40] eq 'AES-256-GCM') ||
4606                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-192-GCM') ||
4607                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-128-GCM')) {
4608                                 $hmacdisabled = "disabled='disabled'";
4609                 };
4610
4611             print <<END;
4612                 <tr>
4613                         <td>$Lang::tr{'Act as'}</td>
4614                         <td>
4615                                 <select name='SIDE'>
4616                                         <option value='server' $selected{'SIDE'}{'server'}>$Lang::tr{'openvpn server'}</option>
4617                                         <option value='client' $selected{'SIDE'}{'client'}>$Lang::tr{'openvpn client'}</option>
4618                                 </select>
4619                         </td>
4620                 </tr>
4621
4622                 <tr>
4623                         <td>$Lang::tr{'remote host/ip'}:</td>
4624                         <td>
4625                                 <input type='TEXT' name='REMOTE' value='$cgiparams{'REMOTE'}' />
4626                         </td>
4627                 </tr>
4628
4629                 <tr>
4630                         <td>$Lang::tr{'local subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4631                         <td>
4632                                 <input type='TEXT' name='LOCAL_SUBNET' value='$cgiparams{'LOCAL_SUBNET'}' />
4633                         </td>
4634                 </tr>
4635
4636                 <tr>
4637                         <td>$Lang::tr{'remote subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4638                         <td>
4639                                 <input type='text' name='REMOTE_SUBNET' value='$cgiparams{'REMOTE_SUBNET'}' />
4640                         </td>
4641                 </tr>
4642
4643                 <tr>
4644                         <td>$Lang::tr{'ovpn subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4645                         <td>
4646                                 <input type='TEXT' name='OVPN_SUBNET' value='$cgiparams{'OVPN_SUBNET'}' />
4647                         </td>
4648                 </tr>
4649
4650                 <tr>
4651                         <td>$Lang::tr{'protocol'}</td>
4652                         <td>
4653                                 <select name='PROTOCOL'>
4654                                         <option value='udp' $selected{'PROTOCOL'}{'udp'}>UDP</option>
4655                                         <option value='tcp' $selected{'PROTOCOL'}{'tcp'}>TCP</option>
4656                                 </select>
4657                         </td>
4658                 </tr>
4659
4660                 <tr>
4661                         <td>$Lang::tr{'destination port'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
4662                         <td>
4663                                 <input type='TEXT' name='DEST_PORT' value='$cgiparams{'DEST_PORT'}' size='5' />
4664                         </td>
4665                 </tr>
4666
4667                 <tr>
4668                         <td>Management Port ($Lang::tr{'openvpn default'}: <span class="base">$Lang::tr{'destination port'}):</td>
4669                         <td>
4670                                 <input type='TEXT' name='OVPN_MGMT' VALUE='$cgiparams{'OVPN_MGMT'}'size='5' />
4671                         </td>
4672                 </tr>
4673         </table>
4674
4675         <h6>
4676                 $Lang::tr{'MTU settings'}
4677         </h6>
4678
4679         <table class="form">
4680                 <tr>
4681                         <td>$Lang::tr{'MTU'}</td>
4682                         <td>
4683                                 <input type='TEXT' name='MTU' VALUE='$cgiparams{'MTU'}'size='5' />
4684                         </td>
4685                 </tr>
4686
4687                 <tr>
4688                         <td>fragment:</td>
4689                         <td>
4690                                 <input type='TEXT' name='FRAGMENT' VALUE='$cgiparams{'FRAGMENT'}'size='5' />
4691                         </td>
4692                 </tr>
4693
4694                 <tr>
4695                         <td>mssfix:</td>
4696                         <td>
4697                                 <input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} />
4698                         </td>
4699                 </tr>
4700
4701                 <tr>
4702                         <td>$Lang::tr{'comp-lzo'}</td>
4703                         <td>
4704                                 <input type='checkbox' name='COMPLZO' $checked{'COMPLZO'}{'on'} />
4705                         </td>
4706                 </tr>
4707         </table>
4708
4709         <h6>
4710                 $Lang::tr{'ovpn crypto settings'}:
4711         </h6>
4712
4713         <table class="form">
4714                 <tr>
4715                         <td>$Lang::tr{'cipher'}</td>
4716                         <td>
4717                                 <select name='DCIPHER'  id="n2ncipher" required>
4718                                         <option value='AES-256-GCM'             $selected{'DCIPHER'}{'AES-256-GCM'}>AES-GCM (256 $Lang::tr{'bit'})</option>
4719                                         <option value='AES-192-GCM'             $selected{'DCIPHER'}{'AES-192-GCM'}>AES-GCM (192 $Lang::tr{'bit'})</option>
4720                                         <option value='AES-128-GCM'             $selected{'DCIPHER'}{'AES-128-GCM'}>AES-GCM (128 $Lang::tr{'bit'})</option>
4721                                         <option value='CAMELLIA-256-CBC'        $selected{'DCIPHER'}{'CAMELLIA-256-CBC'}>CAMELLIA-CBC (256 $Lang::tr{'bit'})</option>
4722                                         <option value='CAMELLIA-192-CBC'        $selected{'DCIPHER'}{'CAMELLIA-192-CBC'}>CAMELLIA-CBC (192 $Lang::tr{'bit'})</option>
4723                                         <option value='CAMELLIA-128-CBC'        $selected{'DCIPHER'}{'CAMELLIA-128-CBC'}>CAMELLIA-CBC (128 $Lang::tr{'bit'})</option>
4724                                         <option value='AES-256-CBC'             $selected{'DCIPHER'}{'AES-256-CBC'}>AES-CBC (256 $Lang::tr{'bit'}, $Lang::tr{'default'})</option>
4725                                         <option value='AES-192-CBC'             $selected{'DCIPHER'}{'AES-192-CBC'}>AES-CBC (192 $Lang::tr{'bit'})</option>
4726                                         <option value='AES-128-CBC'             $selected{'DCIPHER'}{'AES-128-CBC'}>AES-CBC (128 $Lang::tr{'bit'})</option>
4727                                         <option value='SEED-CBC'                        $selected{'DCIPHER'}{'SEED-CBC'}>SEED-CBC (128 $Lang::tr{'bit'})</option>
4728                                         <option value='DES-EDE3-CBC'            $selected{'DCIPHER'}{'DES-EDE3-CBC'}>DES-EDE3-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4729                                         <option value='DESX-CBC'                        $selected{'DCIPHER'}{'DESX-CBC'}>DESX-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4730                                         <option value='DES-EDE-CBC'             $selected{'DCIPHER'}{'DES-EDE-CBC'}>DES-EDE-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4731                                         <option value='BF-CBC'                          $selected{'DCIPHER'}{'BF-CBC'}>BF-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4732                                         <option value='CAST5-CBC'                       $selected{'DCIPHER'}{'CAST5-CBC'}>CAST5-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4733                                 </select>
4734                         </td>
4735                 </tr>
4736
4737                 <tr>
4738                         <td>$Lang::tr{'ovpn ha'}:</td>
4739                         <td>
4740                                 <select name='DAUTH' id="n2nhmac" $hmacdisabled>
4741                                         <option value='whirlpool'               $selected{'DAUTH'}{'whirlpool'}>Whirlpool (512 $Lang::tr{'bit'})</option>
4742                                         <option value='SHA512'                  $selected{'DAUTH'}{'SHA512'}>SHA2 (512 $Lang::tr{'bit'})</option>
4743                                         <option value='SHA384'                  $selected{'DAUTH'}{'SHA384'}>SHA2 (384 $Lang::tr{'bit'})</option>
4744                                         <option value='SHA256'                  $selected{'DAUTH'}{'SHA256'}>SHA2 (256 $Lang::tr{'bit'})</option>
4745                                         <option value='SHA1'                    $selected{'DAUTH'}{'SHA1'}>SHA1 (160 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4746                                 </select>
4747                         </td>
4748                 </tr>
4749         </table>
4750 END
4751 ;
4752
4753 #### JAVA SCRIPT ####
4754 # Validate N2N cipher. If GCM will be used, HMAC menu will be disabled onchange
4755 print<<END;
4756         <script>
4757                 var disable_options = false;
4758                 document.getElementById('n2ncipher').onchange = function () {
4759                         if((this.value == "AES-256-GCM"||this.value == "AES-192-GCM"||this.value == "AES-128-GCM")) {
4760                                 document.getElementById('n2nhmac').setAttribute('disabled', true);
4761                         } else {
4762                                 document.getElementById('n2nhmac').removeAttribute('disabled');
4763                         }
4764                 }
4765         </script>
4766 END
4767         }
4768
4769 if ($cgiparams{'TYPE'} eq 'host') {
4770             print "<table border='0' width='100%' cellspacing='1' cellpadding='0'><tr><td colspan='3'><hr><br><b>$Lang::tr{'ccd choose net'}</td></tr><tr><td height='20' colspan='3'></td></tr>";
4771             my %vpnnet=();
4772             my $vpnip;
4773             &General::readhash("${General::swroot}/ovpn/settings", \%vpnnet);
4774             $vpnip=$vpnnet{'DOVPN_SUBNET'};
4775             &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
4776             my @ccdconf=();
4777                 my $count=0;
4778                 my $checked;
4779                 $checked{'check1'}{'off'} = '';
4780             $checked{'check1'}{'on'} = '';
4781             $checked{'check1'}{$cgiparams{'CHECK1'}} = 'CHECKED';
4782             print"<tr><td align='center' width='1%' valign='top'><input type='radio' name='CHECK1' value='dynamic' checked /></td><td align='left' valign='top' width='35%'>$Lang::tr{'ccd dynrange'} ($vpnip)</td><td width='30%'>";
4783             print"</td></tr></table><br><br>";
4784                 my $name=$cgiparams{'CHECK1'};
4785                 $checked{'RG'}{$cgiparams{'RG'}} = 'CHECKED';
4786
4787         if (! -z "${General::swroot}/ovpn/ccd.conf"){
4788                 print"<table border='0' width='100%' cellspacing='1' cellpadding='0'><tr><td width='1%'></td><td width='30%' class='boldbase' align='center'><b>$Lang::tr{'ccd name'}</td><td width='15%' class='boldbase' align='center'><b>$Lang::tr{'network'}</td><td class='boldbase' align='center' width='18%'><b>$Lang::tr{'ccd clientip'}</td></tr>";
4789                 foreach my $key (sort { uc($ccdconfhash{$a}[0]) cmp uc($ccdconfhash{$b}[0]) } keys %ccdconfhash) {
4790                         $count++;
4791                         @ccdconf=($ccdconfhash{$key}[0],$ccdconfhash{$key}[1]);
4792                         if ($count % 2){print"<tr bgcolor='$Header::color{'color22'}'>";}else{print"<tr bgcolor='$Header::color{'color20'}'>";}
4793                         print"<td align='center' width='1%'><input type='radio' name='CHECK1' value='$ccdconf[0]' $checked{'check1'}{$ccdconf[0]}/></td><td>$ccdconf[0]</td><td width='40%' align='center'>$ccdconf[1]</td><td align='left' width='10%'>";
4794                         &fillselectbox($ccdconf[0], $ccdconf[1], &convert_top30_ccd_allocation($cgiparams{$name}));
4795                         print"</td></tr>";
4796                 }
4797                 print "</table><br><br><hr><br><br>";
4798         }
4799 }
4800
4801         &Header::closebox();
4802         if ($cgiparams{'KEY'} && $cgiparams{'AUTH'} eq 'psk') {
4803
4804                 } elsif (! $cgiparams{'KEY'}) {
4805
4806
4807             my $disabled='';
4808             my $cakeydisabled='';
4809             my $cacrtdisabled='';
4810             if ( ! -f "${General::swroot}/ovpn/ca/cakey.pem" ) { $cakeydisabled = "disabled='disabled'" } else { $cakeydisabled = "" };
4811             if ( ! -f "${General::swroot}/ovpn/ca/cacert.pem" ) { $cacrtdisabled = "disabled='disabled'" } else { $cacrtdisabled = "" };
4812
4813             &Header::openbox('100%', 'LEFT', $Lang::tr{'authentication'});
4814
4815
4816  if ($cgiparams{'TYPE'} eq 'host') {
4817
4818         print <<END;
4819             <table width='100%' cellpadding='0' cellspacing='5' border='0'>
4820
4821             <tr><td><input type='radio' name='AUTH' value='certreq' $checked{'AUTH'}{'certreq'} $cakeydisabled /></td><td class='base'>$Lang::tr{'upload a certificate request'}</td><td class='base' rowspan='2'><input type='file' name='FH' size='30' $cacrtdisabled></td></tr>
4822             <tr><td><input type='radio' name='AUTH' value='certfile' $checked{'AUTH'}{'certfile'} $cacrtdisabled /></td><td class='base'>$Lang::tr{'upload a certificate'}</td></tr>
4823             <tr><td colspan='3'>&nbsp;</td></tr>
4824       <tr><td colspan='3'><hr /></td></tr>
4825       <tr><td colspan='3'>&nbsp;</td></tr>
4826             <tr><td><input type='radio' name='AUTH' value='certgen' $checked{'AUTH'}{'certgen'} $cakeydisabled /></td><td class='base'>$Lang::tr{'generate a certificate'}</td><td>&nbsp;</td></tr>
4827             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users fullname or system hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_NAME' value='$cgiparams{'CERT_NAME'}' SIZE='32' $cakeydisabled /></td></tr>
4828             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
4829             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
4830             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
4831             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
4832             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
4833             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
4834 END
4835 ;
4836
4837 } else {
4838
4839         print <<END;
4840             <table width='100%' cellpadding='0' cellspacing='5' border='0'>
4841
4842             <tr><td><input type='radio' name='AUTH' value='certgen' $checked{'AUTH'}{'certgen'} $cakeydisabled /></td><td class='base'>$Lang::tr{'generate a certificate'}</td><td>&nbsp;</td></tr>
4843             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users fullname or system hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td><td class='base' nowrap='nowrap'><input type='text' name='CERT_NAME' value='$cgiparams{'CERT_NAME'}' SIZE='32' $cakeydisabled /></td></tr>
4844             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
4845             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
4846             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
4847             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
4848             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
4849             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
4850
4851
4852 END
4853 ;
4854
4855 }
4856
4857             foreach my $country (sort keys %{Countries::countries}) {
4858                 print "<option value='$Countries::countries{$country}'";
4859                 if ( $Countries::countries{$country} eq $cgiparams{'CERT_COUNTRY'} ) {
4860                     print " selected='selected'";
4861                 }
4862                 print ">$country</option>";
4863             }
4864
4865 if ($cgiparams{'TYPE'} eq 'host') {
4866         print <<END;
4867         </select></td></tr>
4868                 <td>&nbsp;</td><td class='base'>$Lang::tr{'valid till'} (days):&nbsp;<img src='/blob.gif' alt='*' /</td>
4869                 <td class='base' nowrap='nowrap'><input type='text' name='DAYS_VALID' value='$cgiparams{'DAYS_VALID'}' size='32' $cakeydisabled /></td></tr>
4870                 <tr><td>&nbsp;</td>
4871                 <td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
4872                 <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS1' value='$cgiparams{'CERT_PASS1'}' size='32' $cakeydisabled /></td></tr>
4873                 <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'pkcs12 file password'}:<br>($Lang::tr{'confirmation'})</td>
4874                 <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS2' value='$cgiparams{'CERT_PASS2'}' size='32' $cakeydisabled /></td></tr>
4875                 <tr><td colspan='3'>&nbsp;</td></tr>
4876                 <tr><td colspan='3'><hr /></td></tr>
4877                 <tr><td class='base' colspan='3' align='left'><img src='/blob.gif' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
4878         </table>
4879 END
4880 }else{
4881         print <<END;
4882         </select></td></tr>
4883                 <td>&nbsp;</td><td class='base'>$Lang::tr{'valid till'} (days):&nbsp;<img src='/blob.gif' alt='*' /</td>
4884                 <td class='base' nowrap='nowrap'><input type='text' name='DAYS_VALID' value='$cgiparams{'DAYS_VALID'}' size='32' $cakeydisabled /></td></tr>
4885                 <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
4886                 <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
4887                 <tr><td colspan='3'><hr /></td></tr>
4888                 <tr><td class='base' colspan='3' align='left'><img src='/blob.gif' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
4889        </table>
4890
4891 END
4892 }
4893
4894             &Header::closebox();
4895
4896         }
4897
4898 if ($cgiparams{'TYPE'} eq 'host') {
4899             print"<br><br>";
4900             &Header::openbox('100%', 'LEFT', "$Lang::tr{'ccd client options'}:");
4901
4902
4903         print <<END;
4904         <table border='0' width='100%'>
4905         <tr><td width='20%'>Redirect Gateway:</td><td colspan='3'><input type='checkbox' name='RG' $checked{'RG'}{'on'} /></td></tr>
4906         <tr><td colspan='4'><b><br>$Lang::tr{'ccd routes'}</b></td></tr>
4907         <tr><td colspan='4'>&nbsp</td></tr>
4908         <tr><td valign='top'>$Lang::tr{'ccd iroute'}</td><td align='left' width='30%'><textarea name='IR' cols='26' rows='6' wrap='off'>
4909 END
4910
4911         if ($cgiparams{'IR'} ne ''){
4912                 print $cgiparams{'IR'};
4913         }else{
4914                 &General::readhasharray ("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
4915                 foreach my $key (keys %ccdroutehash) {
4916                         if( $cgiparams{'NAME'} eq $ccdroutehash{$key}[0]){
4917                                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
4918                                                 if ($ccdroutehash{$key}[$i] ne ''){
4919                                                         print $ccdroutehash{$key}[$i]."\n";
4920                                                 }
4921                                                 $cgiparams{'IR'} .= $ccdroutehash{$key}[$i];
4922                                 }
4923                         }
4924                 }
4925         }
4926
4927         print <<END;
4928 </textarea></td><td valign='top' colspan='2'></td></tr>
4929         <tr><td colspan='4'><br></td></tr>
4930         <tr><td valign='top' rowspan='3'>$Lang::tr{'ccd iroute2'}</td><td align='left' valign='top' rowspan='3'><select name='IFROUTE' style="width: 205px"; size='6' multiple>
4931 END
4932
4933         my $set=0;
4934         my $selorange=0;
4935         my $selblue=0;
4936         my $selgreen=0;
4937         my $helpblue=0;
4938         my $helporange=0;
4939         my $other=0;
4940         my $none=0;
4941         my @temp=();
4942
4943         our @current = ();
4944         open(FILE, "${General::swroot}/main/routing") ;
4945         @current = <FILE>;
4946         close (FILE);
4947         &General::readhasharray ("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
4948         #check for "none"
4949         foreach my $key (keys %ccdroute2hash) {
4950                 if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
4951                         if ($ccdroute2hash{$key}[1] eq ''){
4952                                 $none=1;
4953                                 last;
4954                         }
4955                 }
4956         }
4957         if ($none ne '1'){
4958                 print"<option>$Lang::tr{'ccd none'}</option>";
4959         }else{
4960                 print"<option selected>$Lang::tr{'ccd none'}</option>";
4961         }
4962         #check if static routes are defined for client
4963         foreach my $line (@current) {
4964                 chomp($line);
4965                 $line=~s/\s*$//g;                       # remove newline
4966                 @temp=split(/\,/,$line);
4967                 $temp[1] = '' unless defined $temp[1]; # not always populated
4968                 my ($a,$b) = split(/\//,$temp[1]);
4969                 $temp[1] = $a."/".&General::iporsubtocidr($b);
4970                 foreach my $key (keys %ccdroute2hash) {
4971                         if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
4972                                 foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
4973                                         if($ccdroute2hash{$key}[$i] eq $a."/".&General::iporsubtodec($b)){
4974                                                 $set=1;
4975                                         }
4976                                 }
4977                         }
4978                 }
4979                 if ($set == '1' && $#temp != -1){ print"<option selected>$temp[1]</option>";$set=0;}elsif($set == '0' && $#temp != -1){print"<option>$temp[1]</option>";}
4980         }
4981
4982         my %vpnconfig = ();
4983         &General::readhasharray("${General::swroot}/vpn/config", \%vpnconfig);
4984         foreach my $vpn (keys %vpnconfig) {
4985                 # Skip all disabled VPN connections
4986                 my $enabled = $vpnconfig{$vpn}[0];
4987                 next unless ($enabled eq "on");
4988
4989                 my $name = $vpnconfig{$vpn}[1];
4990
4991                 # Remote subnets
4992                 my @networks = split(/\|/, $vpnconfig{$vpn}[11]);
4993                 foreach my $network (@networks) {
4994                         my $selected = "";
4995
4996                         foreach my $key (keys %ccdroute2hash) {
4997                                 if ($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}) {
4998                                         foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
4999                                                 if ($ccdroute2hash{$key}[$i] eq $network) {
5000                                                         $selected = "selected";
5001                                                 }
5002                                         }
5003                                 }
5004                         }
5005
5006                         print "<option value=\"$network\" $selected>$name ($network)</option>\n";
5007                 }
5008         }
5009
5010         #check if green,blue,orange are defined for client
5011         foreach my $key (keys %ccdroute2hash) {
5012                 if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
5013                         $other=1;
5014                         foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
5015                                 if ($ccdroute2hash{$key}[$i] eq $Network::ethernet{'GREEN_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'GREEN_NETMASK'})){
5016                                         $selgreen=1;
5017                                 }
5018                                 if (&Header::blue_used()){
5019                                         if( $ccdroute2hash{$key}[$i] eq $Network::ethernet{'BLUE_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'BLUE_NETMASK'})) {
5020                                                 $selblue=1;
5021                                         }
5022                                 }
5023                                 if (&Header::orange_used()){
5024                                         if( $ccdroute2hash{$key}[$i] eq $Network::ethernet{'ORANGE_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'ORANGE_NETMASK'}) ) {
5025                                                 $selorange=1;
5026                                         }
5027                                 }
5028                         }
5029                 }
5030         }
5031         if (&Header::blue_used() && $selblue == '1'){ print"<option selected>$Lang::tr{'blue'}</option>";$selblue=0;}elsif(&Header::blue_used() && $selblue == '0'){print"<option>$Lang::tr{'blue'}</option>";}
5032         if (&Header::orange_used() && $selorange == '1'){ print"<option selected>$Lang::tr{'orange'}</option>";$selorange=0;}elsif(&Header::orange_used() && $selorange == '0'){print"<option>$Lang::tr{'orange'}</option>";}
5033         if ($selgreen == '1' || $other == '0'){ print"<option selected>$Lang::tr{'green'}</option>";$set=0;}else{print"<option>$Lang::tr{'green'}</option>";};
5034
5035         print<<END;
5036         </select></td><td valign='top'>DNS1:</td><td valign='top'><input type='TEXT' name='CCD_DNS1' value='$cgiparams{'CCD_DNS1'}' size='30' /></td></tr>
5037         <tr valign='top'><td>DNS2:</td><td><input type='TEXT' name='CCD_DNS2' value='$cgiparams{'CCD_DNS2'}' size='30' /></td></tr>
5038         <tr valign='top'><td valign='top'>WINS:</td><td><input type='TEXT' name='CCD_WINS' value='$cgiparams{'CCD_WINS'}' size='30' /></td></tr></table><br><hr>
5039
5040 END
5041 ;
5042      &Header::closebox();
5043 }
5044         print "<div align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' />";
5045         print "<input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></div></form>";
5046         &Header::closebigbox();
5047         &Header::closepage();
5048         exit (0);
5049     }
5050     VPNCONF_END:
5051 }
5052
5053     %cahash = ();
5054     %confighash = ();
5055     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
5056     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
5057
5058     my @status = ();
5059
5060     # Only load status when the RW server is enabled
5061     if ($vpnsettings{'ENABLED'} eq 'on') {
5062         open(FILE, "/usr/local/bin/openvpnctrl rw log |");
5063         @status = <FILE>;
5064         close(FILE);
5065     }
5066
5067     $checked{'ENABLED'}{'off'} = '';
5068     $checked{'ENABLED'}{'on'} = '';
5069     $checked{'ENABLED'}{$vpnsettings{'ENABLED'}} = 'CHECKED';
5070
5071     &Header::showhttpheaders();
5072     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
5073     &Header::openbigbox('100%', 'LEFT', '', $errormessage);
5074
5075         # Show any errors and warnings
5076         &Header::errorbox($errormessage);
5077
5078         if ($warnmessage) {
5079                 &Header::openbox('100%', 'LEFT', $Lang::tr{'warning messages'});
5080                 print "$warnmessage<br>";
5081                 print "$Lang::tr{'fwdfw warn1'}<br>";
5082                 &Header::closebox();
5083                 print"<center><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'ok'}' style='width: 5em;'></form>";
5084                 &Header::closepage();
5085                 exit 0;
5086         }
5087
5088     &Header::openbox('100%', 'LEFT', $Lang::tr{'ovpn roadwarrior settings'});
5089
5090         # Show the service status
5091         &Header::ServiceStatus({
5092                 $Lang::tr{'ovpn roadwarrior server'} => {
5093                         "process" => "openvpn",
5094                         "pidfile" => "/var/run/openvpn-rw.pid",
5095                 }
5096         });
5097
5098         print <<END;
5099             <form method='POST'>
5100                     <table class="form">
5101                                 <tr>
5102                                         <td class='boldbase'>
5103                                                 $Lang::tr{'enabled'}
5104                                         </td>
5105                                         <td>
5106                                                 <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} />
5107                                         </td>
5108                                 </tr>
5109
5110                                 <tr>
5111                                         <td colspan='2'></td>
5112                                 </tr>
5113
5114                                 <tr>
5115                                         <td>
5116                                                 $Lang::tr{'ovpn fqdn'}
5117                                         </td>
5118                                         <td>
5119                                                 <input type='text' name='VPN_IP' value='$vpnsettings{'VPN_IP'}' />
5120                                         </td>
5121                                 </tr>
5122
5123                                 <tr>
5124                                         <td>
5125                                                 $Lang::tr{'ovpn dynamic client subnet'}
5126                                         </td>
5127                                         <td>
5128                                                 <input type='TEXT' name='DOVPN_SUBNET' value='$vpnsettings{'DOVPN_SUBNET'}' />
5129                                         </td>
5130                                 </tr>
5131
5132                                 <tr class="action">
5133                                         <td colspan="2">
5134                                                 <input type='submit' name='ACTION' value='$Lang::tr{'save'}' />
5135                                                 <input type='submit' name='ACTION' value='$Lang::tr{'ccd net'}' />
5136                                                 <input type='submit' name='ACTION' value='$Lang::tr{'advanced server'}' />
5137                                         </td>
5138                                 </tr>
5139                         </table>
5140                 </form>
5141 END
5142
5143     &Header::closebox();
5144
5145     &Header::openbox('100%', 'LEFT', $Lang::tr{'connection status and controlc' });
5146         print <<END;
5147                 <table class='tbl'>
5148                         <tr>
5149                                 <th width='15%'>
5150                                         $Lang::tr{'name'}
5151                                 </th>
5152                                 <th width='10%'>
5153                                         $Lang::tr{'type'}
5154                                 </th>
5155                                 <th>
5156                                         $Lang::tr{'remark'}
5157                                 </th>
5158                                 <th width='10%'>
5159                                         $Lang::tr{'status'}
5160                                 </th>
5161                                 <th width='5%' colspan='8'>
5162                                         $Lang::tr{'action'}
5163                                 </th>
5164                         </tr>
5165 END
5166
5167         my $gif;
5168
5169         foreach my $key (sort { ncmp ($confighash{$a}[1],$confighash{$b}[1]) } keys %confighash) {
5170                 my $status = $confighash{$key}[0];
5171                 my $name   = $confighash{$key}[1];
5172                 my $type   = $confighash{$key}[3];
5173
5174                 # Create some simple booleans to check the status
5175                 my $hasExpired = 0;
5176                 my $expiresSoon = 0;
5177
5178                 # Fetch information about the certificate for non-N2N connections only
5179                 if ($confighash{$key}[3] ne 'net') {
5180                         my @cavalid = &General::system_output("/usr/bin/openssl", "x509", "-text",
5181                                 "-in", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
5182
5183                         my $expiryDate = 0;
5184
5185                         # Parse the certificate information
5186                         foreach my $line (@cavalid) {
5187                                 if ($line =~ /Not After : (.*)[\n]/) {
5188                                         $expiryDate = &Date::Parse::str2time($1);
5189                                         last;
5190                                 }
5191                         }
5192
5193                         # Calculate the remaining time
5194                         my $remainingTime = $expiryDate - time();
5195
5196                         # Determine whether the certificate has already expired, or will so soon
5197                         $hasExpired = ($remainingTime <= 0);
5198                         $expiresSoon = ($remainingTime <= 30 * 24 * 3600);
5199                 }
5200
5201                 my @classes = ();
5202
5203                 # Highlight the row if the certificate has expired/will expire soon
5204                 if ($hasExpired || $expiresSoon) {
5205                         push(@classes, "is-warning");
5206                 }
5207
5208                 # Start a new row
5209                 print "<tr class='@classes'>";
5210
5211                 # Show the name of the connection
5212                 print " <th scope='row'>$name";
5213                 if ($hasExpired) {
5214                         print " ($Lang::tr{'openvpn cert has expired'})";
5215                 } elsif ($expiresSoon) {
5216                         print " ($Lang::tr{'openvpn cert expires soon'})";
5217                 }
5218                 print "</th>";
5219
5220                 # Show type
5221                 print "<td class='text-center'>$Lang::tr{$type}</td>";
5222
5223                 # Show remarks
5224                 print "<td>$confighash{$key}[25]</td>";
5225
5226                 my $connstatus = "DISCONNECTED";
5227
5228                 # Disabled Connections
5229                 if ($status eq "off") {
5230                         $connstatus = "DISABLED";
5231
5232                 # N2N Connections
5233                 } elsif ($type eq "net") {
5234                         if (-e "/var/run/${name}n2n.pid") {
5235                                 my $port = $confighash{$key}[22];
5236
5237                                 if ($port ne "") {
5238                                         $connstatus = &openvpn_status($confighash{$key}[22]);
5239                                 }
5240                         }
5241
5242                 # RW Connections
5243             } elsif ($type eq "host") {
5244                         my $cn;
5245
5246                         foreach my $line (@status) {
5247                                 chomp($line);
5248
5249                                 if ($line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
5250                                         my @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
5251
5252                                         if ($match[1] ne "Common Name") {
5253                                                 $cn = $match[1];
5254                                         }
5255
5256                                         if ($cn eq "$confighash{$key}[2]") {
5257                                                 $connstatus = "CONNECTED";
5258                                         }
5259                                 }
5260                         }
5261             }
5262
5263                 if ($connstatus eq "DISABLED") {
5264                         print "<td class='status is-disabled'>$Lang::tr{'capsclosed'}</td>";
5265                 } elsif ($connstatus eq "CONNECTED") {
5266                         print "<td class='status is-connected'>$Lang::tr{'capsopen'}</td>";
5267                 } elsif ($connstatus eq "DISCONNECTED") {
5268                         print "<td class='status is-disconnected'>$Lang::tr{'capsclosed'}</td>";
5269                 } else {
5270                         print "<td class='status is-unknown'>$connstatus</td>";
5271                 }
5272
5273                 # Download Configuration
5274                 print <<END;
5275                         <td class="text-center">
5276                                 <form method='post' name='frm${key}a'>
5277                                         <input type='image'  name='$Lang::tr{'dl client arch'}' src='/images/openvpn.png'
5278                                                 alt='$Lang::tr{'dl client arch'}' title='$Lang::tr{'dl client arch'}' />
5279                                         <input type='hidden' name='ACTION' value='$Lang::tr{'dl client arch'}' />
5280                                         <input type='hidden' name='KEY' value='$key' />
5281                                 </form>
5282                         </td>
5283 END
5284
5285                 # Show Certificate
5286                 if ($confighash{$key}[4] eq 'cert') {
5287                         print <<END;
5288                                 <td class="text-center">
5289                                         <form method='post' name='frm${key}b'>
5290                                                 <input type='image' name='$Lang::tr{'show certificate'}' src='/images/info.gif'
5291                                                         alt='$Lang::tr{'show certificate'}' title='$Lang::tr{'show certificate'}' />
5292                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show certificate'}' />
5293                                                 <input type='hidden' name='KEY' value='$key' />
5294                                         </form>
5295                                 </td>
5296 END
5297
5298                 } else {
5299                         print "<td></td>";
5300                 }
5301
5302                 # Show OTP QR code
5303                 if ($confighash{$key}[43] eq 'on') {
5304                         print <<END;
5305                                 <td class="text-center">
5306                                         <form method='post' name='frm${key}o'>
5307                                                 <input type='image' name='$Lang::tr{'show otp qrcode'}' src='/images/qr-code.png'
5308                                                                 alt='$Lang::tr{'show otp qrcode'}' title='$Lang::tr{'show otp qrcode'}' />
5309                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show otp qrcode'}' />
5310                                                 <input type='hidden' name='KEY' value='$key' />
5311                                         </form>
5312                                 </td>
5313 END
5314                 } else {
5315                         print "<td></td>";
5316                 }
5317
5318                 # Download Certificate
5319                 if ($confighash{$key}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$key}[1].p12") {
5320                         print <<END;
5321                                 <td class="text-center">
5322                                         <form method='post' name='frm${key}c'>
5323                                                 <input type='image' name='$Lang::tr{'download pkcs12 file'}' src='/images/media-floppy.png'
5324                                                         alt='$Lang::tr{'download pkcs12 file'}' title='$Lang::tr{'download pkcs12 file'}' />
5325                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download pkcs12 file'}' />
5326                                                 <input type='hidden' name='KEY' value='$key' />
5327                                         </form>
5328                                 </td>
5329 END
5330
5331                 } elsif ($confighash{$key}[4] eq 'cert') {
5332                         print <<END;
5333                                 <td class="text-center">
5334                                         <form method='post' name='frm${key}c'>
5335                                                 <input type='image' name='$Lang::tr{'download certificate'}' src='/images/media-floppy.png'
5336                                                         alt='$Lang::tr{'download certificate'}' title='$Lang::tr{'download certificate'}' />
5337                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download certificate'}' />
5338                                                 <input type='hidden' name='KEY' value='$key' />
5339                                         </form>
5340                                 </td>
5341 END
5342                 } else {
5343                         print "<td></td>";
5344                 }
5345
5346                 if ($status eq 'on') {
5347                         $gif = 'on.gif';
5348                 } else {
5349                         $gif = 'off.gif';
5350                 }
5351
5352                 print <<END;
5353                         <td class="text-center">
5354                                 <form method='post' name='frm${key}d'>
5355                                         <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif'
5356                                                 alt='$Lang::tr{'toggle enable disable'}' title='$Lang::tr{'toggle enable disable'}' />
5357                                         <input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' />
5358                                         <input type='hidden' name='KEY' value='$key' />
5359                                 </form>
5360                         </td>
5361
5362                         <td class="text-center">
5363                                 <form method='post' name='frm${key}e'>
5364                                         <input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' />
5365                                         <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif'
5366                                                 alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
5367                                         <input type='hidden' name='KEY' value='$key' />
5368                                 </form>
5369                         </td>
5370
5371                         <td class="text-center">
5372                                 <form method='post' name='frm${key}f'>
5373                                         <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}' />
5374                                         <input type='image'  name='$Lang::tr{'remove'}' src='/images/delete.gif'
5375                                                 alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
5376                                         <input type='hidden' name='KEY' value='$key' />
5377                                 </form>
5378                         </td>
5379                 </tr>
5380 END
5381
5382         }
5383         print"</table>";
5384
5385         # Show controls
5386     print <<END;
5387                 <table class="form">
5388                         <tr class="action">
5389                                 <td>
5390                                         <form method='post'>
5391                                                 <input type='submit' name='ACTION' value='$Lang::tr{'add'}' />
5392                                                 <input type='submit' name='ACTION' value='$Lang::tr{'ovpn con stat'}' />
5393                                         </form>
5394                                 </td>
5395                         </tr>
5396                 </table>
5397 END
5398
5399         &Header::closebox();
5400
5401     # CA/key listing
5402     &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate authorities'}");
5403     print <<END;
5404     <table width='100%' cellspacing='1' cellpadding='0' class='tbl'>
5405     <tr>
5406                 <th width='25%' class='boldbase' align='center'><b>$Lang::tr{'name'}</b></th>
5407                 <th width='65%' class='boldbase' align='center'><b>$Lang::tr{'subject'}</b></th>
5408                 <th width='10%' class='boldbase' colspan='3' align='center'><b>$Lang::tr{'action'}</b></th>
5409     </tr>
5410 END
5411     ;
5412     my $col1="bgcolor='$Header::color{'color22'}'";
5413     my $col2="bgcolor='$Header::color{'color20'}'";
5414     # DH parameter line
5415     my $col3="bgcolor='$Header::color{'color22'}'";
5416     # ta.key line
5417     my $col4="bgcolor='$Header::color{'color20'}'";
5418
5419     if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
5420                 my @casubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
5421                 my $casubject;
5422
5423                 foreach my $line (@casubject) {
5424                         if ($line =~ /Subject: (.*)[\n]/) {
5425                                 $casubject    = $1;
5426                                 $casubject    =~ s+/Email+, E+;
5427                                 $casubject    =~ s/ ST=/ S=/;
5428
5429                                 last;
5430                         }
5431                 }
5432
5433                 print <<END;
5434                 <tr>
5435                         <td class='base' $col1>$Lang::tr{'root certificate'}</td>
5436                         <td class='base' $col1>$casubject</td>
5437                         <form method='post' name='frmrootcrta'><td width='3%' align='center' $col1>
5438                         <input type='hidden' name='ACTION' value='$Lang::tr{'show root certificate'}' />
5439                         <input type='image' name='$Lang::tr{'edit'}' src='/images/info.gif' alt='$Lang::tr{'show root certificate'}' title='$Lang::tr{'show root certificate'}' width='20' height='20' border='0' />
5440                         </form>
5441                         <form method='post' name='frmrootcrtb'><td width='3%' align='center' $col1>
5442                         <input type='image' name='$Lang::tr{'download root certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download root certificate'}' title='$Lang::tr{'download root certificate'}' border='0' />
5443                         <input type='hidden' name='ACTION' value='$Lang::tr{'download root certificate'}' />
5444                         </form>
5445                         <td width='4%' $col1>&nbsp;</td>
5446                 </tr>
5447 END
5448                 ;
5449     } else {
5450                 # display rootcert generation buttons
5451                 print <<END;
5452                 <tr>
5453                         <td class='base' $col1>$Lang::tr{'root certificate'}:</td>
5454                         <td class='base' $col1>$Lang::tr{'not present'}</td>
5455                         <td colspan='3' $col1>&nbsp;</td>
5456                 </tr>
5457 END
5458                 ;
5459     }
5460
5461     if (-f "${General::swroot}/ovpn/certs/servercert.pem") {
5462                 my @hostsubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
5463                 my $hostsubject;
5464
5465                 foreach my $line (@hostsubject) {
5466                         if ($line =~ /Subject: (.*)[\n]/) {
5467                                 $hostsubject    = $1;
5468                                 $hostsubject    =~ s+/Email+, E+;
5469                                 $hostsubject    =~ s/ ST=/ S=/;
5470
5471                                 last;
5472                         }
5473                 }
5474
5475                 print <<END;
5476                 <tr>
5477                         <td class='base' $col2>$Lang::tr{'host certificate'}</td>
5478                         <td class='base' $col2>$hostsubject</td>
5479                         <form method='post' name='frmhostcrta'><td width='3%' align='center' $col2>
5480                         <input type='hidden' name='ACTION' value='$Lang::tr{'show host certificate'}' />
5481                         <input type='image' name='$Lang::tr{'show host certificate'}' src='/images/info.gif' alt='$Lang::tr{'show host certificate'}' title='$Lang::tr{'show host certificate'}' width='20' height='20' border='0' />
5482                         </form>
5483                         <form method='post' name='frmhostcrtb'><td width='3%' align='center' $col2>
5484                         <input type='image' name="$Lang::tr{'download host certificate'}" src='/images/media-floppy.png' alt="$Lang::tr{'download host certificate'}" title="$Lang::tr{'download host certificate'}" border='0' />
5485                         <input type='hidden' name='ACTION' value="$Lang::tr{'download host certificate'}" />
5486                         </td></form>
5487                         <td width='4%' $col2>&nbsp;</td>
5488                 </tr>
5489 END
5490                 ;
5491     } else {
5492                 # Nothing
5493                 print <<END;
5494                 <tr>
5495                         <td width='25%' class='base' $col2>$Lang::tr{'host certificate'}:</td>
5496                         <td class='base' $col2>$Lang::tr{'not present'}</td>
5497                         </td><td colspan='3' $col2>&nbsp;</td>
5498                 </tr>
5499 END
5500                 ;
5501     }
5502
5503     # Adding ta.key to chart
5504     if (-f "${General::swroot}/ovpn/certs/ta.key") {
5505                 open(FILE, "${General::swroot}/ovpn/certs/ta.key");
5506                 my @tasubject = <FILE>;
5507                 close(FILE);
5508
5509                 my $tasubject;
5510                 foreach my $line (@tasubject) {
5511                         if($line =~ /# (.*)[\n]/) {
5512                                 $tasubject    = $1;
5513
5514                                 last;
5515                         }
5516                 }
5517
5518                 print <<END;
5519
5520                 <tr>
5521                         <td class='base' $col4>$Lang::tr{'ta key'}</td>
5522                         <td class='base' $col4>$tasubject</td>
5523                         <form method='post' name='frmtakey'><td width='3%' align='center' $col4>
5524                         <input type='hidden' name='ACTION' value='$Lang::tr{'show tls-auth key'}' />
5525                         <input type='image' name='$Lang::tr{'edit'}' src='/images/info.gif' alt='$Lang::tr{'show tls-auth key'}' title='$Lang::tr{'show tls-auth key'}' width='20' height='20' border='0' />
5526                         </form>
5527                         <form method='post' name='frmtakey'><td width='3%' align='center' $col4>
5528                         <input type='image' name='$Lang::tr{'download tls-auth key'}' src='/images/media-floppy.png' alt='$Lang::tr{'download tls-auth key'}' title='$Lang::tr{'download tls-auth key'}' border='0' />
5529                         <input type='hidden' name='ACTION' value='$Lang::tr{'download tls-auth key'}' />
5530                         </form>
5531                         <td width='4%' $col4>&nbsp;</td>
5532                 </tr>
5533 END
5534                 ;
5535     } else {
5536                 # Nothing
5537                 print <<END;
5538                 <tr>
5539                         <td width='25%' class='base' $col4>$Lang::tr{'ta key'}:</td>
5540                         <td class='base' $col4>$Lang::tr{'not present'}</td>
5541                         <td colspan='3' $col4>&nbsp;</td>
5542                 </tr>
5543 END
5544                 ;
5545     }
5546
5547     if (! -f "${General::swroot}/ovpn/ca/cacert.pem") {
5548         print "<tr><td colspan='5' align='center'><form method='post'>";
5549                 print "<input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' />";
5550         print "</form></td></tr>\n";
5551     }
5552
5553     if (keys %cahash > 0) {
5554                 foreach my $key (keys %cahash) {
5555                         if (($key + 1) % 2) {
5556                                 print "<tr bgcolor='$Header::color{'color20'}'>\n";
5557                         } else {
5558                                 print "<tr bgcolor='$Header::color{'color22'}'>\n";
5559                         }
5560                         print "<td class='base'>$cahash{$key}[0]</td>\n";
5561                         print "<td class='base'>$cahash{$key}[1]</td>\n";
5562                         print <<END;
5563                         <form method='post' name='cafrm${key}a'><td align='center'>
5564                                 <input type='image' name='$Lang::tr{'show ca certificate'}' src='/images/info.gif' alt='$Lang::tr{'show ca certificate'}' title='$Lang::tr{'show ca certificate'}' border='0' />
5565                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show ca certificate'}' />
5566                                 <input type='hidden' name='KEY' value='$key' />
5567                         </td></form>
5568                         <form method='post' name='cafrm${key}b'><td align='center'>
5569                                 <input type='image' name='$Lang::tr{'download ca certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download ca certificate'}' title='$Lang::tr{'download ca certificate'}' border='0' />
5570                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download ca certificate'}' />
5571                                 <input type='hidden' name='KEY' value='$key' />
5572                         </td></form>
5573                         <form method='post' name='cafrm${key}c'><td align='center'>
5574                                 <input type='hidden' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
5575                                 <input type='image'  name='$Lang::tr{'remove ca certificate'}' src='/images/delete.gif' alt='$Lang::tr{'remove ca certificate'}' title='$Lang::tr{'remove ca certificate'}' width='20' height='20' border='0' />
5576                                 <input type='hidden' name='KEY' value='$key' />
5577                         </td></form></tr>
5578 END
5579                         ;
5580                 }
5581     }
5582
5583     print "</table>";
5584
5585     # If the file contains entries, print Key to action icons
5586     if ( -f "${General::swroot}/ovpn/ca/cacert.pem") {
5587                 print <<END;
5588                 <table>
5589                 <tr>
5590                         <td class='boldbase'>&nbsp; <b>$Lang::tr{'legend'}:</b></td>
5591                         <td>&nbsp; &nbsp; <img src='/images/info.gif' alt='$Lang::tr{'show certificate'}' /></td>
5592                         <td class='base'>$Lang::tr{'show certificate'}</td>
5593                         <td>&nbsp; &nbsp; <img src='/images/media-floppy.png' alt='$Lang::tr{'download certificate'}' /></td>
5594                         <td class='base'>$Lang::tr{'download certificate'}</td>
5595                 </tr>
5596                 </table>
5597 END
5598                 ;
5599     }
5600
5601         print <<END
5602
5603         <br><hr><br>
5604
5605         <form method='post' enctype='multipart/form-data'>
5606                 <table border='0' width='100%'>
5607                         <tr>
5608                                 <td colspan='4'><b>$Lang::tr{'upload ca certificate'}</b></td>
5609                         </tr>
5610
5611                         <tr>
5612                                 <td width='10%'>$Lang::tr{'ca name'}:</td>
5613                                 <td width='30%'><input type='text' name='CA_NAME' value='$cgiparams{'CA_NAME'}' size='15' align='left'></td>
5614                                 <td width='30%'><input type='file' name='FH' size='25'>
5615                                 <td width='30%'align='right'><input type='submit' name='ACTION' value='$Lang::tr{'upload ca certificate'}'></td>
5616                         </tr>
5617
5618                         <tr>
5619                                 <td colspan='3'>&nbsp;</td>
5620                                 <td align='right'><input type='submit' name='ACTION' value='$Lang::tr{'show crl'}' /></td>
5621                         </tr>
5622                 </table>
5623         </form>
5624
5625         <br><hr>
5626 END
5627         ;
5628
5629     if ($vpnsettings{'ENABLED'} eq "yes") {
5630                 print "<div align='center'><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' disabled='disabled' /></div></form>\n";
5631     } else {
5632                 print "<div align='center'><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' /></div></form>\n";
5633     }
5634         &Header::closebox();
5635 END
5636         ;
5637
5638 &Header::closepage();
5639