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"         => 1420,
 132         "MAX_CLIENTS"  => 100,
 133         "MSSFIX"       => "off",
 134         "TLSAUTH"      => "on",
 135 });
 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/$hexvalue.pem");
 211         }
 212 }
 213
 214 # Writes the OpenVPN RW server settings and ensures that some values are set
 215 sub writesettings() {
 216         # Initialize TLSAUTH
 217         if ($vpnsettings{"TLSAUTH"} eq "") {
 218                 $vpnsettings{"TLSAUTH"} = "off";
 219         }
 220
 221         # Initialize MSSFIX
 222         if ($vpnsettings{"MSSFIX"} eq "") {
 223                 $vpnsettings{"MSSFIX"} = "off";
 224         }
 225
 226         &General::writehash("${General::swroot}/ovpn/settings", \%vpnsettings);
 227 }
 228
 229 sub writeserverconf {
 230         # Do we require the OpenSSL Legacy Provider?
 231         my $requires_legacy_provider = 0;
 232
 233     open(CONF,    ">${General::swroot}/ovpn/server.conf") or die "Unable to open ${General::swroot}/ovpn/server.conf: $!";
 234     flock CONF, 2;
 235     print CONF "#OpenVPN Server conf\n";
 236     print CONF "\n";
 237     print CONF "daemon openvpnserver\n";
 238     print CONF "writepid $RW_PID\n";
 239     print CONF "#DAN prepare OpenVPN for listening on blue and orange\n";
 240     print CONF ";local $vpnsettings{'VPN_IP'}\n";
 241     print CONF "dev tun\n";
 242     print CONF "proto $vpnsettings{'DPROTOCOL'}\n";
 243     print CONF "port $vpnsettings{'DDEST_PORT'}\n";
 244     print CONF "script-security 3\n";
 245     print CONF "ifconfig-pool-persist /var/ipfire/ovpn/ovpn-leases.db 3600\n";
 246     print CONF "client-config-dir /var/ipfire/ovpn/ccd\n";
 247     print CONF "tls-server\n";
 248     print CONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
 249     print CONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
 250     print CONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
 251     print CONF "dh $DHPARAM\n";
 252
 253         # Enable subnet topology
 254         print CONF "# Topology\n";
 255         print CONF "topology subnet\n\n";
 256
 257     my $netaddress = &Network::get_netaddress($vpnsettings{'DOVPN_SUBNET'});
 258     my $subnetmask = &Network::get_netmask($vpnsettings{'DOVPN_SUBNET'});
 259
 260     print CONF "server $netaddress $subnetmask\n";
 261     print CONF "tun-mtu $vpnsettings{'DMTU'}\n";
 262
 263         # Write custom routes
 264     if ($vpnsettings{'ROUTES_PUSH'} ne '') {
 265                 my @routes = split(/\|/, $vpnsettings{'ROUTES_PUSH'});
 266
 267                 foreach my $route (@routes) {
 268                         my $netaddr = &Network::get_netaddress($route);
 269                         my $netmask = &Network::get_netmask($route);
 270
 271                         if (defined($netaddr) && defined($netmask)) {
 272                                 print CONF "push \"route ${netaddr} ${netmask}\"\n";
 273                         }
 274                 }
 275         }
 276
 277         my %ccdconfhash=();
 278         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 279         foreach my $key (keys %ccdconfhash) {
 280                 my $a=$ccdconfhash{$key}[1];
 281                 my ($b,$c) = split (/\//, $a);
 282                 print CONF "route $b ".&General::cidrtosub($c)."\n";
 283         }
 284         my %ccdroutehash=();
 285         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 286         foreach my $key (keys %ccdroutehash) {
 287                 foreach my $i ( 1 .. $#{$ccdroutehash{$key}}){
 288                         my ($a,$b)=split (/\//,$ccdroutehash{$key}[$i]);
 289                         print CONF "route $a $b\n";
 290                 }
 291         }
 292
 293     if ($vpnsettings{MSSFIX} eq 'on') {
 294                 print CONF "mssfix\n";
 295     } else {
 296                 print CONF "mssfix 0\n";
 297     }
 298     if ($vpnsettings{FRAGMENT} ne '' && $vpnsettings{'DPROTOCOL'} ne 'tcp') {
 299                 print CONF "fragment $vpnsettings{'FRAGMENT'}\n";
 300     }
 301
 302         # Regularly send keep-alive packets
 303         print CONF "keepalive 10 60\n";
 304
 305     print CONF "status-version 1\n";
 306     print CONF "status $RW_STATUS 30\n";
 307
 308         # Cryptography
 309         if ($vpnsettings{'DATACIPHERS'} ne '') {
 310                 print CONF "data-ciphers " . $vpnsettings{'DATACIPHERS'} =~ s/\|/:/gr . "\n";
 311         }
 312
 313         # Enable fallback cipher?
 314         if ($vpnsettings{'DCIPHER'} ne '') {
 315                 if (&is_legacy_cipher($vpnsettings{'DCIPHER'})) {
 316                         $requires_legacy_provider++;
 317                 }
 318
 319             print CONF "data-ciphers-fallback $vpnsettings{'DCIPHER'}\n";
 320         }
 321
 322         print CONF "auth $vpnsettings{'DAUTH'}\n";
 323
 324         if (&is_legacy_auth($vpnsettings{'DAUTH'})) {
 325                 $requires_legacy_provider++;
 326         }
 327
 328     # Set TLSv2 as minimum
 329     print CONF "tls-version-min 1.2\n";
 330
 331     if ($vpnsettings{'TLSAUTH'} eq 'on') {
 332         print CONF "tls-auth ${General::swroot}/ovpn/certs/ta.key\n";
 333     }
 334
 335         # Compression
 336         # Use migration to support clients that have compression enabled, but disable
 337         # compression for everybody else.
 338         print CONF "compress migrate\n";
 339
 340     if ($vpnsettings{REDIRECT_GW_DEF1} eq 'on') {
 341         print CONF "push \"redirect-gateway def1\"\n";
 342     }
 343     if ($vpnsettings{DHCP_DOMAIN} ne '') {
 344         print CONF "push \"dhcp-option DOMAIN $vpnsettings{DHCP_DOMAIN}\"\n";
 345     }
 346
 347     if ($vpnsettings{DHCP_DNS} ne '') {
 348         print CONF "push \"dhcp-option DNS $vpnsettings{DHCP_DNS}\"\n";
 349     }
 350
 351     if ($vpnsettings{DHCP_WINS} ne '') {
 352         print CONF "push \"dhcp-option WINS $vpnsettings{DHCP_WINS}\"\n";
 353     }
 354
 355     if ($vpnsettings{MAX_CLIENTS} eq '') {
 356         print CONF "max-clients 100\n";
 357     }
 358     if ($vpnsettings{MAX_CLIENTS} ne '') {
 359         print CONF "max-clients $vpnsettings{MAX_CLIENTS}\n";
 360     }
 361     print CONF "tls-verify /usr/lib/openvpn/verify\n";
 362     print CONF "crl-verify /var/ipfire/ovpn/crls/cacrl.pem\n";
 363     print CONF "auth-user-pass-optional\n";
 364     print CONF "reneg-sec 86400\n";
 365     print CONF "user nobody\n";
 366     print CONF "group nobody\n";
 367     print CONF "persist-key\n";
 368     print CONF "persist-tun\n";
 369         print CONF "verb 3\n";
 370
 371     print CONF "# Log clients connecting/disconnecting\n";
 372     print CONF "client-connect \"/usr/sbin/openvpn-metrics client-connect\"\n";
 373     print CONF "client-disconnect \"/usr/sbin/openvpn-metrics client-disconnect\"\n";
 374     print CONF "\n";
 375
 376     print CONF "# Enable Management Socket\n";
 377     print CONF "management /var/run/openvpn.sock unix\n";
 378     print CONF "management-client-auth\n";
 379
 380         # Enable the legacy provider
 381         if ($requires_legacy_provider > 0) {
 382                 print CONF "providers legacy default\n";
 383         }
 384
 385         # Send clients a message when the server is being shut down
 386         print CONF "explicit-exit-notify\n";
 387
 388     close(CONF);
 389
 390         # Rewrite all CCD configurations
 391         &write_ccd_configs();
 392 }
 393
 394 ##
 395 ## CCD Name
 396 ##
 397
 398 # Checks a ccdname for letters, numbers and spaces
 399 sub validccdname($) {
 400         my $name = shift;
 401
 402         # name should be at least one character in length
 403         # but no more than 63 characters
 404         if (length ($name) < 1 || length ($name) > 63) {
 405                 return 0;
 406         }
 407
 408         # Only valid characters are a-z, A-Z, 0-9, space and -
 409         if ($name !~ /^[a-zA-Z0-9 -]*$/) {
 410                 return 0;
 411         }
 412
 413         return 1;
 414 }
 415
 416 sub delccdnet($) {
 417         my $name = shift;
 418
 419         my %conns = ();
 420         my %subnets = ();
 421
 422         # Load all connections
 423         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 424
 425         # Check if the subnet is in use
 426         foreach my $key (keys %conns) {
 427                 if ($conns{$key}[32] eq $name) {
 428                         return $Lang::tr{'ccd err hostinnet'};
 429                 }
 430         }
 431
 432         # Load all subnets
 433         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 434
 435         # Remove the subnet
 436         foreach my $key (keys %subnets) {
 437                         if ($subnets{$key}[0] eq $name){
 438                                 delete $subnets{$key};
 439                         }
 440         }
 441
 442         # Write the subnets back
 443         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 444
 445         # Update the server configuration to remove routes
 446         &writeserverconf();
 447 }
 448
 449 # Returns the network with the matching name
 450 sub get_cdd_network($) {
 451         my $name = shift;
 452         my %subnets = ();
 453
 454         # Load all subnets
 455         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%subnets);
 456
 457         # Find the matching subnet
 458         foreach my $key (keys %subnets) {
 459                 if ($subnets{$key}[0] eq $name) {
 460                         return $subnets{$key}[1];
 461                 }
 462         }
 463
 464         return undef;
 465 }
 466
 467 sub addccdnet($$) {
 468         my $name = shift;
 469         my $network = shift;
 470
 471         my %ccdconfhash = ();
 472
 473         # Check if the name is valid
 474         unless (&validccdname($name)) {
 475                 return $Lang::tr{'ccd err invalidname'};
 476         }
 477
 478         # Fetch the network address & prefix
 479         my $address = &Network::get_netaddress($network);
 480         my $prefix  = &Network::get_prefix($network);
 481
 482         # If we could not decode the subnet, it must be invalid
 483         if (!defined $address || !defined $prefix) {
 484                 return $Lang::tr{'ccd err invalidnet'};
 485
 486         # If the network is smaller than /30, there is no point in using it
 487         } elsif ($prefix > 30) {
 488                 return $Lang::tr{'ccd err invalidnet'};
 489         }
 490
 491         # Read the configuration
 492         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 493
 494         # Create a new entry
 495         my $key = &General::findhasharraykey(\%ccdconfhash);
 496
 497         # Store name
 498         $ccdconfhash{$key}[0] = $name;
 499         $ccdconfhash{$key}[1] = "$address/$prefix";
 500
 501         # Write the hash back
 502         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 503
 504         # Update the server configuration to add routes
 505         &writeserverconf();
 506 }
 507
 508 sub modccdnet($$) {
 509         my $subnet  = shift;
 510         my $newname = shift;
 511         my $oldname;
 512
 513         my %ccdconfhash=();
 514         my %conns=();
 515
 516         # Check if the new name is valid
 517         unless (&validccdname($newname)) {
 518                 $errormessage = $Lang::tr{'ccd err invalidname'};
 519                 return;
 520         }
 521
 522         # Load all subnets
 523         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 524
 525         # Check if the name already exists
 526         foreach my $key (keys %ccdconfhash) {
 527                 if ($ccdconfhash{$key}[0] eq $newname) {
 528                         return $Lang::tr{'ccd err netadrexist'};
 529                 }
 530         }
 531
 532         # Update!
 533         foreach my $key (keys %ccdconfhash) {
 534                 if ($ccdconfhash{$key}[1] eq $subnet) {
 535                         $oldname = $ccdconfhash{$key}[0];
 536                         $ccdconfhash{$key}[0] = $newname;
 537                         last;
 538                 }
 539         }
 540
 541         # Load all configurations
 542         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 543
 544         # Update all matching connections
 545         foreach my $key (keys %conns) {
 546                 if ($conns{$key}[32] eq $oldname) {
 547                         $conns{$key}[32] = $newname;
 548                 }
 549         }
 550
 551         # Write back the configuration
 552         &General::writehasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 553         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 554 }
 555
 556 sub get_ccd_client_routes($) {
 557         my $name = shift;
 558
 559         my %client_routes = ();
 560         my @routes = ();
 561
 562         # Load all client routes
 563         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%client_routes);
 564
 565         foreach my $key (keys %client_routes) {
 566                 if ($client_routes{$key}[0] eq $name) {
 567                         push(@routes, $client_routes{$key}[1]);
 568                 }
 569         }
 570
 571         return @routes;
 572 }
 573
 574 sub get_ccd_server_routes($) {
 575         my $name = shift;
 576
 577         my %server_routes = ();
 578         my @routes = ();
 579
 580         # Load all server routes
 581         &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%server_routes);
 582
 583         foreach my $key (keys %server_routes) {
 584                 if ($server_routes{$key}[0] eq $name) {
 585                         my $i = 1;
 586
 587                         while (my $route = $server_routes{$key}[$i++]) {
 588                                 push(@routes, $route);
 589                         }
 590                 }
 591         }
 592
 593         return @routes;
 594 }
 595
 596 # This function rewrites all CCD configuration files upon change
 597 sub write_ccd_configs() {
 598         my %conns = ();
 599
 600         # Load all configurations
 601         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 602
 603         foreach my $key (keys %conns) {
 604                 my $name = $conns{$key}[1];
 605                 my $type = $conns{$key}[3];
 606
 607                 # Skip anything that isn't a host connection
 608                 next unless ($type eq "host");
 609
 610                 my $filename = "${General::swroot}/ovpn/ccd/$conns{$key}[2]";
 611
 612                 # Open the configuration file
 613                 open(CONF, ">${filename}") or die "Unable to open ${filename} for writing: $!";
 614
 615                 # Write a header
 616                 print CONF "# OpenVPN Client Configuration File\n\n";
 617
 618                 # Fetch the allocated IP address (if any)
 619                 my $pool    = $conns{$key}[32];
 620                 my $address = $conns{$key}[33];
 621
 622                 # If the client has a dynamically allocated IP address, there is nothing to do
 623                 if ($pool eq "dynamic") {
 624                         print CONF "# This client uses the dynamic pool\n\n";
 625
 626                 # Otherwise we need to push the selected IP address
 627                 } else {
 628                         $address = &convert_top30_ccd_allocation($address);
 629
 630                         # Fetch the network of the pool
 631                         my $network = &get_cdd_network($pool);
 632                         my $netaddr = &Network::get_netaddress($network);
 633                         my $netmask = &Network::get_netmask($network);
 634
 635                         # The gateway is always the first address in the network
 636                         # (this is needed to push any routes below)
 637                         my $gateway = &Network::find_next_ip_address($netaddr, 1);
 638
 639                         if (defined $address && defined $network && defined $netmask) {
 640                                 print CONF "# Allocated IP address from $pool\n";
 641                                 print CONF "ifconfig-push ${address} ${netmask}\n";
 642                         }
 643
 644                         # Push the first address of the static pool as the gateway.
 645                         # Withtout this pushed, the client will receive the first IP address
 646                         # of the dynamic pool which will cause problems later on:
 647                         # Any additional routes won't be able to reach the dynamic gateway
 648                         # but pushing a host route is not possible, because the OpenVPN client
 649                         # does not seem to understand how a layer 3 VPN works.
 650                         if (defined $gateway) {
 651                                 print CONF "push \"route-gateway ${gateway}\"\n";
 652                         }
 653
 654                         # Add a host route for the dynamic pool gateway so that
 655                         # the firewall can reach the client without needing to assign
 656                         # the gateway IP address of the static pool to the tun interface.
 657                         $netaddr = &Network::get_netaddress($vpnsettings{'DOVPN_SUBNET'});
 658                         $gateway = &Network::find_next_ip_address($netaddr, 1);
 659                         if (defined $gateway) {
 660                                 print CONF "push \"route ${gateway} 255.255.255.255\"\n";
 661                         }
 662
 663                         # End the block
 664                         print CONF "\n";
 665                 }
 666
 667                 # Redirect Gateway?
 668                 my $redirect = $conns{$key}[34];
 669
 670                 if ($redirect eq "on") {
 671                         print CONF "# Redirect all traffic to us\n";
 672                         print CONF "push redirect-gateway\n\n";
 673                 }
 674
 675                 # DHCP Options
 676                 my %options = (
 677                         "DNS" => (
 678                                 $conns{$key}[35],
 679                                 $conns{$key}[36],
 680                         ),
 681
 682                         "WINS" => (
 683                                 $conns{$key}[37],
 684                         ),
 685                 );
 686
 687                 print CONF "# DHCP Options";
 688
 689                 foreach my $option (keys %options) {
 690                         foreach (@options{$option}) {
 691                                 # Skip empty options
 692                                 next if ($_ eq "");
 693
 694                                 print CONF "push \"dhcp-option $option $_\"\n";
 695                         }
 696                 }
 697
 698                 # Newline
 699                 print CONF "\n";
 700
 701                 # Networks routed to client
 702                 my @client_routes = &get_ccd_client_routes($name);
 703
 704                 if (scalar @client_routes) {
 705                         print CONF "# Networks routed to the client\n";
 706
 707                         foreach my $route (@client_routes) {
 708                                 my $netaddress = &Network::get_netaddress($route);
 709                                 my $netmask    = &Network::get_netmask($route);
 710
 711                                 if (!defined $netaddress || !defined $netmask) {
 712                                         next;
 713                                 }
 714
 715                                 print CONF "iroute $netaddress $netmask\n";
 716                         }
 717
 718                         # Newline
 719                         print CONF "\n";
 720                 }
 721
 722                 # Networks routed to server
 723                 my @server_routes = &get_ccd_server_routes($name);
 724
 725                 if (scalar @server_routes) {
 726                         print CONF "# Networks routed to the server\n";
 727
 728                         foreach my $route (@server_routes) {
 729                                 my $netaddress = &Network::get_netaddress($route);
 730                                 my $netmask    = &Network::get_netmask($route);
 731
 732                                 if (!defined $netaddress || !defined $netmask) {
 733                                         next;
 734                                 }
 735
 736                                 print CONF "push \"route $netaddress $netmask\"\n";
 737                         }
 738
 739                         # Newline
 740                         print CONF "\n";
 741                 }
 742
 743                 close CONF;
 744         }
 745 }
 746
 747 sub ccdmaxclients($) {
 748         my $network = shift;
 749
 750         # Fetch the prefix
 751         my $prefix = &Network::get_prefix($network);
 752
 753         # Return undef on invalid input
 754         if (!defined $prefix) {
 755                 return undef;
 756         }
 757
 758         # We take three addresses away: the network base address, the gateway, and broadcast
 759         return (1 << (32 - $prefix)) - 3;
 760 }
 761
 762 # Lists all selectable CCD addresses for the given network
 763 sub getccdadresses($) {
 764         my $network = shift;
 765
 766         # Collect all available addresses
 767         my @addresses = ();
 768
 769         # Convert the network into binary
 770         my ($start, $netmask) = &Network::network2bin($network);
 771
 772         # Fetch the broadcast address
 773         my $broadcast = &Network::get_broadcast($network);
 774         $broadcast = &Network::ip2bin($broadcast);
 775
 776         # Fail if we could not parse the network
 777         if (!defined $start || !defined $netmask || !defined $broadcast) {
 778                 return undef;
 779         }
 780
 781         # Skip the base address and gateway
 782         $start += 2;
 783
 784         while ($start < $broadcast) {
 785                 push(@addresses, &Network::bin2ip($start++));
 786         }
 787
 788         return @addresses;
 789 }
 790
 791 sub convert_top30_ccd_allocation($) {
 792         my $address = shift;
 793
 794         # Do nothing if the address does not end on /30
 795         return $address unless ($address =~ m/\/30$/);
 796
 797         # Fetch the network base address
 798         my $netaddress = &Network::get_netaddress($address);
 799
 800         # Break on invalid input
 801         return undef if (!defined $netaddress);
 802
 803         # The client IP address was the second address of the subnet
 804         return &Network::find_next_ip_address($netaddress, 2);
 805 }
 806
 807 sub get_addresses_in_use($) {
 808         my $network = shift;
 809
 810         my %conns = ();
 811
 812         # Load all connections
 813         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%conns);
 814
 815         my @addresses = ();
 816
 817         # Check if the address is in use
 818         foreach my $key (keys %conns) {
 819                 my $address = &convert_top30_ccd_allocation($conns{$key}[33]);
 820
 821                 # Skip on invalid inputs
 822                 next if (!defined $address);
 823
 824                 # If the first address is part of the network, we have a match
 825                 if (&Network::ip_address_in_network($address, $network)) {
 826                         push(@addresses, $address);
 827                 }
 828         }
 829
 830         return @addresses;
 831 }
 832
 833 sub fillselectbox($$) {
 834         my $boxname = shift;
 835         my $network = shift;
 836         my @selected = shift;
 837
 838         # Fetch all available addresses for this network
 839         my @addresses = &getccdadresses($network);
 840
 841         # Fetch all addresses in use
 842         my @addresses_in_use = &get_addresses_in_use($network);
 843
 844         print "<select name='$boxname'>";
 845
 846         foreach my $address (@addresses) {
 847                 print "<option value='$address'";
 848
 849                 # Select any requested addresses
 850                 foreach (@selected) {
 851                         if ($address eq $_) {
 852                                 print " selected";
 853                                 goto NEXT;
 854                         }
 855                 }
 856
 857                 # Disable any addresses that are not free
 858                 foreach (@addresses_in_use) {
 859                         if ($address eq $_) {
 860                                 print " disabled";
 861                                 goto NEXT;
 862                         }
 863                 }
 864
 865 NEXT:
 866                 print ">$address</option>";
 867         }
 868
 869         print "</select>";
 870 }
 871
 872 # XXX THIS WILL NO LONGER WORK
 873 sub check_routes_push
 874 {
 875                         my $val=$_[0];
 876                         my ($ip,$cidr) = split (/\//, $val);
 877                         ##check for existing routes in routes_push
 878                         if (-e "${General::swroot}/ovpn/routes_push") {
 879                                 open(FILE,"${General::swroot}/ovpn/routes_push");
 880                                 while (<FILE>) {
 881                                         $_=~s/\s*$//g;
 882
 883                                         my ($ip2,$cidr2) = split (/\//,"$_");
 884                                         my $val2=$ip2."/".&General::iporsubtodec($cidr2);
 885
 886                                         if($val eq $val2){
 887                                                 return 0;
 888                                         }
 889                                         #subnetcheck
 890                                         if (&General::IpInSubnet ($ip,$ip2,&General::iporsubtodec($cidr2))){
 891                                                 return 0;
 892                                         }
 893                                 };
 894                                 close(FILE);
 895                         }
 896         return 1;
 897 }
 898
 899 sub check_ccdroute
 900 {
 901         my %ccdroutehash=();
 902         my $val=$_[0];
 903         my ($ip,$cidr) = split (/\//, $val);
 904         #check for existing routes in ccdroute
 905         &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
 906         foreach my $key (keys %ccdroutehash) {
 907                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
 908                         if (&General::iporsubtodec($val) eq $ccdroutehash{$key}[$i] && $ccdroutehash{$key}[0] ne $cgiparams{'NAME'}){
 909                                 return 0;
 910                         }
 911                         my ($ip2,$cidr2) = split (/\//,$ccdroutehash{$key}[$i]);
 912                         #subnetcheck
 913                         if (&General::IpInSubnet ($ip,$ip2,$cidr2)&& $ccdroutehash{$key}[0] ne $cgiparams{'NAME'} ){
 914                                 return 0;
 915                         }
 916                 }
 917         }
 918         return 1;
 919 }
 920 sub check_ccdconf
 921 {
 922         my %ccdconfhash=();
 923         my $val=$_[0];
 924         my ($ip,$cidr) = split (/\//, $val);
 925         #check for existing routes in ccdroute
 926         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
 927         foreach my $key (keys %ccdconfhash) {
 928                 if (&General::iporsubtocidr($val) eq $ccdconfhash{$key}[1]){
 929                                 return 0;
 930                         }
 931                         my ($ip2,$cidr2) = split (/\//,$ccdconfhash{$key}[1]);
 932                         #subnetcheck
 933                         if (&General::IpInSubnet ($ip,$ip2,&General::cidrtosub($cidr2))){
 934                                 return 0;
 935                         }
 936
 937         }
 938         return 1;
 939 }
 940
 941 # -------------------------------------------------------------------
 942
 943 sub read_routepushfile($) {
 944         my $hash = shift;
 945
 946         # This is some legacy code that reads the routes file if it is still present
 947         if (-e "$routes_push_file") {
 948                 my @routes = ();
 949
 950                 open(FILE,"$routes_push_file");
 951                 while (<FILE>) {
 952                         chomp;
 953                         push(@routes, $_);
 954                 }
 955                 close(FILE);
 956
 957                 $hash->{'ROUTES_PUSH'} = join("|", @routes);
 958
 959                 # Write the settings
 960                 &writesettings();
 961
 962                 # Unlink the legacy file
 963                 unlink($routes_push_file);
 964         }
 965 }
 966
 967 sub writecollectdconf {
 968         my $vpncollectd;
 969         my %ccdhash=();
 970
 971         open(COLLECTDVPN, ">${General::swroot}/ovpn/collectd.vpn") or die "Unable to open collectd.vpn: $!";
 972         print COLLECTDVPN "Loadplugin openvpn\n";
 973         print COLLECTDVPN "\n";
 974         print COLLECTDVPN "<Plugin openvpn>\n";
 975         print COLLECTDVPN "Statusfile \"${RW_STATUS}\"\n";
 976
 977         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ccdhash);
 978         foreach my $key (keys %ccdhash) {
 979                 if ($ccdhash{$key}[0] eq 'on' && $ccdhash{$key}[3] eq 'net') {
 980                         print COLLECTDVPN "Statusfile \"/var/run/openvpn/$ccdhash{$key}[1]-n2n\"\n";
 981                 }
 982         }
 983
 984         print COLLECTDVPN "</Plugin>\n";
 985         close(COLLECTDVPN);
 986
 987         # Reload collectd afterwards
 988         &General::system("/usr/local/bin/collectdctrl", "restart");
 989 }
 990
 991 sub openvpn_status($) {
 992         my $port = shift;
 993
 994         # Create a new Telnet session
 995         my $telnet = new Net::Telnet(
 996                 Port    => $port,
 997                 Timeout => 1,
 998                 Errmode => "return",
 999         );
1000
1001         # Connect
1002         $telnet->open("127.0.0.1");
1003
1004         # Send a command
1005         my @output = $telnet->cmd(
1006                 String => "state",
1007                 Prompt => "/(END.*\n|ERROR:.*\n)/"
1008         );
1009
1010         my ($time, $status) = split(/\,/, $output[1]);
1011
1012         ###
1013         #CONNECTING    -- OpenVPN's initial state.
1014         #WAIT          -- (Client only) Waiting for initial response from server.
1015         #AUTH          -- (Client only) Authenticating with server.
1016         #GET_CONFIG    -- (Client only) Downloading configuration options from server.
1017         #ASSIGN_IP     -- Assigning IP address to virtual network interface.
1018         #ADD_ROUTES    -- Adding routes to system.
1019         #CONNECTED     -- Initialization Sequence Completed.
1020         #RECONNECTING  -- A restart has occurred.
1021         #EXITING       -- A graceful exit is in progress.
1022         ####
1023
1024         if ($status eq "CONNECTING") {
1025                 return "DISCONNECTED";
1026         } elsif ($status eq "WAIT") {
1027                 return "DISCONNECTED";
1028         } elsif ($status eq "AUTH") {
1029                 return "DISCONNECTED";
1030         } elsif ($status eq "GET_CONFIG") {
1031                 return "DISCONNECTED";
1032         } elsif ($status eq "ASSIGN_IP") {
1033                 return "DISCONNECTED";
1034         } elsif ($status eq "ADD_ROUTES") {
1035                 return "DISCONNECTED";
1036         } elsif ($status eq "RECONNECTING") {
1037                 return "CONNECTED";
1038         } elsif ($status eq "EXITING") {
1039                 return "DISCONNECTED";
1040         }
1041
1042         return $status;
1043 }
1044
1045 # Hook to regenerate the configuration files
1046 if ($ENV{"REMOTE_ADDR"} eq "") {
1047         &writeserverconf();
1048         exit(0);
1049 }
1050
1051 ###
1052 ### Save Advanced options
1053 ###
1054
1055 if ($cgiparams{'ACTION'} eq $Lang::tr{'save-adv-options'}) {
1056     $vpnsettings{'DPROTOCOL'} = $cgiparams{'DPROTOCOL'};
1057     $vpnsettings{'DDEST_PORT'} = $cgiparams{'DDEST_PORT'};
1058     $vpnsettings{'DMTU'} = $cgiparams{'DMTU'};
1059     $vpnsettings{'MAX_CLIENTS'} = $cgiparams{'MAX_CLIENTS'};
1060     $vpnsettings{'REDIRECT_GW_DEF1'} = $cgiparams{'REDIRECT_GW_DEF1'};
1061     $vpnsettings{'DHCP_DOMAIN'} = $cgiparams{'DHCP_DOMAIN'};
1062     $vpnsettings{'DHCP_DNS'} = $cgiparams{'DHCP_DNS'};
1063     $vpnsettings{'DHCP_WINS'} = $cgiparams{'DHCP_WINS'};
1064     $vpnsettings{'ROUTES_PUSH'} = $cgiparams{'ROUTES_PUSH'};
1065     $vpnsettings{'DATACIPHERS'} = $cgiparams{'DATACIPHERS'};
1066     $vpnsettings{'DCIPHER'} = $cgiparams{'DCIPHER'};
1067     $vpnsettings{'DAUTH'} = $cgiparams{'DAUTH'};
1068     $vpnsettings{'TLSAUTH'} = $cgiparams{'TLSAUTH'};
1069
1070         # We must have at least one cipher selected
1071         if ($cgiparams{'DATACIPHERS'} eq '') {
1072                 $errormessage = $Lang::tr{'ovpn no cipher selected'};
1073                 goto ADV_ERROR;
1074         }
1075
1076         # Split data ciphers
1077         my @dataciphers = split(/\|/, $cgiparams{'DATACIPHERS'});
1078
1079         # Check if all ciphers are supported
1080         foreach my $cipher (@dataciphers) {
1081                 if (!grep(/^$cipher$/, @SUPPORTED_CIPHERS)) {
1082                         $errormessage = $Lang::tr{'ovpn unsupported cipher selected'};
1083                         goto ADV_ERROR;
1084                 }
1085         }
1086
1087         # Check port
1088     unless (&General::validport($cgiparams{'DDEST_PORT'})) {
1089                 $errormessage = $Lang::tr{'invalid port'};
1090                 goto ADV_ERROR;
1091     }
1092
1093         # Check MTU
1094     if (($cgiparams{'DMTU'} eq "") || (($cgiparams{'DMTU'}) < 1280 )) {
1095         $errormessage = $Lang::tr{'invalid mtu input'};
1096         goto ADV_ERROR;
1097     }
1098
1099     if ($cgiparams{'FRAGMENT'} eq '') {
1100         delete $vpnsettings{'FRAGMENT'};
1101     } else {
1102         if ($cgiparams{'FRAGMENT'} !~ /^[0-9]+$/) {
1103             $errormessage = "Incorrect value, please insert only numbers.";
1104         goto ADV_ERROR;
1105                 } else {
1106                         $vpnsettings{'FRAGMENT'} = $cgiparams{'FRAGMENT'};
1107         }
1108     }
1109
1110     if ($cgiparams{'MSSFIX'} ne 'on') {
1111         $vpnsettings{'MSSFIX'} = "off";
1112     } else {
1113         $vpnsettings{'MSSFIX'} = $cgiparams{'MSSFIX'};
1114     }
1115
1116     if ($cgiparams{'DHCP_DOMAIN'} ne ''){
1117         unless (&General::validdomainname($cgiparams{'DHCP_DOMAIN'}) || &General::validip($cgiparams{'DHCP_DOMAIN'})) {
1118                 $errormessage = $Lang::tr{'invalid input for dhcp domain'};
1119         goto ADV_ERROR;
1120         }
1121     }
1122     if ($cgiparams{'DHCP_DNS'} ne ''){
1123         unless (&General::validfqdn($cgiparams{'DHCP_DNS'}) || &General::validip($cgiparams{'DHCP_DNS'})) {
1124                 $errormessage = $Lang::tr{'invalid input for dhcp dns'};
1125         goto ADV_ERROR;
1126         }
1127     }
1128     if ($cgiparams{'DHCP_WINS'} ne ''){
1129         unless (&General::validfqdn($cgiparams{'DHCP_WINS'}) || &General::validip($cgiparams{'DHCP_WINS'})) {
1130                 $errormessage = $Lang::tr{'invalid input for dhcp wins'};
1131                 goto ADV_ERROR;
1132         }
1133     }
1134
1135         # Validate pushed routes
1136     if ($cgiparams{'ROUTES_PUSH'} ne ''){
1137                 my @temp = split(/\n/, $cgiparams{'ROUTES_PUSH'});
1138
1139                 my @routes = ();
1140
1141                 foreach my $route (@temp) {
1142                         chomp($route);
1143
1144                         # Remove any excess whitespace
1145                         $route =~ s/^\s+//g;
1146                         $route =~ s/\s+$//g;
1147
1148                         # Skip empty lines
1149                         next if ($route eq "");
1150
1151                         unless (&Network::check_subnet($route)) {
1152                                 $errormessage = "$Lang::tr{'ovpn errmsg invalid route'}: $route";
1153                                 goto ADV_ERROR;
1154                         }
1155
1156                         push(@routes, $route);
1157                 }
1158
1159                 $vpnsettings{'ROUTES_PUSH'} = join("|", @routes);
1160     }
1161
1162     if ((length($cgiparams{'MAX_CLIENTS'}) == 0) || (($cgiparams{'MAX_CLIENTS'}) < 1 ) || (($cgiparams{'MAX_CLIENTS'}) > 1024 )) {
1163         $errormessage = $Lang::tr{'invalid input for max clients'};
1164         goto ADV_ERROR;
1165     }
1166
1167         # Store our configuration
1168         &writesettings();
1169
1170         # Write the server configuration
1171         &writeserverconf();
1172
1173         # Restart the server if it is enabled
1174         if ($vpnsettings{'ENABLED'} eq "on") {
1175                 &General::system("/usr/local/bin/openvpnctrl", "rw", "restart");
1176         }
1177 }
1178
1179 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'server')
1180 {
1181
1182 my @remsubnet = split(/\//,$cgiparams{'REMOTE_SUBNET'});
1183 my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
1184 my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
1185 my $tunmtu =  '';
1186
1187 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
1188 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
1189
1190   open(SERVERCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
1191
1192   flock SERVERCONF, 2;
1193   print SERVERCONF "# IPFire n2n Open VPN Server Config by ummeegge und m.a.d\n";
1194   print SERVERCONF "\n";
1195   print SERVERCONF "# User Security\n";
1196   print SERVERCONF "user nobody\n";
1197   print SERVERCONF "group nobody\n";
1198   print SERVERCONF "persist-tun\n";
1199   print SERVERCONF "persist-key\n";
1200   print SERVERCONF "script-security 2\n";
1201   print SERVERCONF "# IP/DNS for remote Server Gateway\n";
1202
1203   if ($cgiparams{'REMOTE'} ne '') {
1204   print SERVERCONF "remote $cgiparams{'REMOTE'}\n";
1205   }
1206
1207   print SERVERCONF "float\n";
1208   print SERVERCONF "# IP adresses of the VPN Subnet\n";
1209   print SERVERCONF "ifconfig $ovsubnet.1 $ovsubnet.2\n";
1210   print SERVERCONF "# Client Gateway Network\n";
1211   print SERVERCONF "route $remsubnet[0] $remsubnet[1]\n";
1212   print SERVERCONF "up \"/etc/init.d/static-routes start\"\n";
1213   print SERVERCONF "# tun Device\n";
1214   print SERVERCONF "dev tun\n";
1215   print SERVERCONF "#Logfile for statistics\n";
1216   print SERVERCONF "status-version 1\n";
1217   print SERVERCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
1218   print SERVERCONF "# Port and Protokol\n";
1219   print SERVERCONF "port $cgiparams{'DEST_PORT'}\n";
1220
1221   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1222   print SERVERCONF "proto tcp4-server\n";
1223   print SERVERCONF "# Packet size\n";
1224   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1225   print SERVERCONF "tun-mtu $tunmtu\n";
1226   }
1227
1228   if ($cgiparams{'PROTOCOL'} eq 'udp') {
1229   print SERVERCONF "proto udp4\n";
1230   print SERVERCONF "# Paketsize\n";
1231   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1232   print SERVERCONF "tun-mtu $tunmtu\n";
1233   if ($cgiparams{'FRAGMENT'} ne '') {print SERVERCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1234   if ($cgiparams{'MSSFIX'} eq 'on') {print SERVERCONF "mssfix\n"; } else { print SERVERCONF "mssfix 0\n" };
1235   }
1236
1237   print SERVERCONF "# Auth. Server\n";
1238   print SERVERCONF "tls-server\n";
1239   print SERVERCONF "ca ${General::swroot}/ovpn/ca/cacert.pem\n";
1240   print SERVERCONF "cert ${General::swroot}/ovpn/certs/servercert.pem\n";
1241   print SERVERCONF "key ${General::swroot}/ovpn/certs/serverkey.pem\n";
1242   print SERVERCONF "dh $DHPARAM\n";
1243   print SERVERCONF "# Cipher\n";
1244   print SERVERCONF "cipher $cgiparams{'DCIPHER'}\n";
1245
1246   # If GCM cipher is used, do not use --auth
1247   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
1248       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
1249       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1250     print SERVERCONF unless "# HMAC algorithm\n";
1251     print SERVERCONF unless "auth $cgiparams{'DAUTH'}\n";
1252   } else {
1253     print SERVERCONF "# HMAC algorithm\n";
1254     print SERVERCONF "auth $cgiparams{'DAUTH'}\n";
1255   }
1256
1257   # Set TLSv1.2 as minimum
1258   print SERVERCONF "tls-version-min 1.2\n";
1259
1260   if ($cgiparams{'COMPLZO'} eq 'on') {
1261    print SERVERCONF "# Enable Compression\n";
1262    print SERVERCONF "comp-lzo\n";
1263      }
1264   print SERVERCONF "# Debug Level\n";
1265   print SERVERCONF "verb 3\n";
1266   print SERVERCONF "# Tunnel check\n";
1267   print SERVERCONF "keepalive 10 60\n";
1268   print SERVERCONF "# Start as daemon\n";
1269   print SERVERCONF "daemon $cgiparams{'NAME'}n2n\n";
1270   print SERVERCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1271   print SERVERCONF "# Activate Management Interface and Port\n";
1272   if ($cgiparams{'OVPN_MGMT'} eq '') {print SERVERCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1273   else {print SERVERCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1274   close(SERVERCONF);
1275
1276 }
1277
1278 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq 'net' && $cgiparams{'SIDE'} eq 'client')
1279 {
1280
1281         my @ovsubnettemp =  split(/\./,$cgiparams{'OVPN_SUBNET'});
1282         my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
1283         my @remsubnet =  split(/\//,$cgiparams{'REMOTE_SUBNET'});
1284         my $tunmtu =  '';
1285
1286 unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
1287 unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}", 0770 or die "Unable to create dir $!";}
1288
1289   open(CLIENTCONF,    ">${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Unable to open ${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf: $!";
1290
1291   flock CLIENTCONF, 2;
1292   print CLIENTCONF "# IPFire rewritten n2n Open VPN Client Config by ummeegge und m.a.d\n";
1293   print CLIENTCONF "#\n";
1294   print CLIENTCONF "# User Security\n";
1295   print CLIENTCONF "user nobody\n";
1296   print CLIENTCONF "group nobody\n";
1297   print CLIENTCONF "persist-tun\n";
1298   print CLIENTCONF "persist-key\n";
1299   print CLIENTCONF "script-security 2\n";
1300   print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
1301   print CLIENTCONF "remote $cgiparams{'REMOTE'}\n";
1302   print CLIENTCONF "float\n";
1303   print CLIENTCONF "# IP adresses of the VPN Subnet\n";
1304   print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
1305   print CLIENTCONF "# Server Gateway Network\n";
1306   print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
1307   print CLIENTCONF "up \"/etc/init.d/static-routes start\"\n";
1308   print CLIENTCONF "# tun Device\n";
1309   print CLIENTCONF "dev tun\n";
1310   print CLIENTCONF "#Logfile for statistics\n";
1311   print CLIENTCONF "status-version 1\n";
1312   print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
1313   print CLIENTCONF "# Port and Protokol\n";
1314   print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n";
1315
1316   if ($cgiparams{'PROTOCOL'} eq 'tcp') {
1317   print CLIENTCONF "proto tcp4-client\n";
1318   print CLIENTCONF "# Packet size\n";
1319   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
1320   print CLIENTCONF "tun-mtu $tunmtu\n";
1321   }
1322
1323   if ($cgiparams{'PROTOCOL'} eq 'udp') {
1324   print CLIENTCONF "proto udp4\n";
1325   print CLIENTCONF "# Paketsize\n";
1326   if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
1327   print CLIENTCONF "tun-mtu $tunmtu\n";
1328   if ($cgiparams{'FRAGMENT'} ne '') {print CLIENTCONF "fragment $cgiparams{'FRAGMENT'}\n";}
1329   if ($cgiparams{'MSSFIX'} eq 'on') {print CLIENTCONF "mssfix\n"; } else { print CLIENTCONF "mssfix 0\n" };
1330   }
1331
1332   # Check host certificate if X509 is RFC3280 compliant.
1333   # If not, old --ns-cert-type directive will be used.
1334   # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
1335   my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1336   if ( ! grep(/TLS Web Server Authentication/, @hostcert)) {
1337        print CLIENTCONF "ns-cert-type server\n";
1338   } else {
1339        print CLIENTCONF "remote-cert-tls server\n";
1340   }
1341   print CLIENTCONF "# Auth. Client\n";
1342   print CLIENTCONF "tls-client\n";
1343   print CLIENTCONF "# Cipher\n";
1344   print CLIENTCONF "cipher $cgiparams{'DCIPHER'}\n";
1345   print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12\r\n";
1346
1347   # If GCM cipher is used, do not use --auth
1348   if (($cgiparams{'DCIPHER'} eq 'AES-256-GCM') ||
1349       ($cgiparams{'DCIPHER'} eq 'AES-192-GCM') ||
1350       ($cgiparams{'DCIPHER'} eq 'AES-128-GCM')) {
1351     print CLIENTCONF unless "# HMAC algorithm\n";
1352     print CLIENTCONF unless "auth $cgiparams{'DAUTH'}\n";
1353   } else {
1354     print CLIENTCONF "# HMAC algorithm\n";
1355     print CLIENTCONF "auth $cgiparams{'DAUTH'}\n";
1356   }
1357
1358   # Set TLSv1.2 as minimum
1359   print CLIENTCONF "tls-version-min 1.2\n";
1360
1361   if ($cgiparams{'COMPLZO'} eq 'on') {
1362    print CLIENTCONF "# Enable Compression\n";
1363    print CLIENTCONF "comp-lzo\n";
1364   }
1365   print CLIENTCONF "# Debug Level\n";
1366   print CLIENTCONF "verb 3\n";
1367   print CLIENTCONF "# Tunnel check\n";
1368   print CLIENTCONF "keepalive 10 60\n";
1369   print CLIENTCONF "# Start as daemon\n";
1370   print CLIENTCONF "daemon $cgiparams{'NAME'}n2n\n";
1371   print CLIENTCONF "writepid /var/run/$cgiparams{'NAME'}n2n.pid\n";
1372   print CLIENTCONF "# Activate Management Interface and Port\n";
1373   if ($cgiparams{'OVPN_MGMT'} eq '') {print CLIENTCONF "management localhost $cgiparams{'DEST_PORT'}\n"}
1374   else {print CLIENTCONF "management localhost $cgiparams{'OVPN_MGMT'}\n"};
1375   if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}")) {
1376         print CLIENTCONF "providers legacy default\n";
1377   }
1378   close(CLIENTCONF);
1379
1380 }
1381
1382 ###
1383 ### Save main settings
1384 ###
1385
1386 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'TYPE'} eq '' && $cgiparams{'KEY'} eq '') {
1387     #DAN do we really need (to to check) this value? Besides if we listen on blue and orange too,
1388     #DAN this value has to leave.
1389     if ($cgiparams{'ENABLED'} eq 'on'){
1390         unless (&General::validfqdn($cgiparams{'VPN_IP'}) || &General::validip($cgiparams{'VPN_IP'})) {
1391                 $errormessage = $Lang::tr{'invalid input for hostname'};
1392         goto SETTINGS_ERROR;
1393         }
1394     }
1395
1396     if (! &General::validipandmask($cgiparams{'DOVPN_SUBNET'})) {
1397             $errormessage = $Lang::tr{'ovpn subnet is invalid'};
1398                         goto SETTINGS_ERROR;
1399     }
1400     my @tmpovpnsubnet = split("\/",$cgiparams{'DOVPN_SUBNET'});
1401
1402     if (&General::IpInSubnet ( $Network::ethernet{'RED_ADDRESS'},
1403         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1404         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire RED Network $Network::ethernet{'RED_ADDRESS'}";
1405         goto SETTINGS_ERROR;
1406     }
1407
1408     if (&General::IpInSubnet ( $Network::ethernet{'GREEN_ADDRESS'},
1409         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1410         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Green Network $Network::ethernet{'GREEN_ADDRESS'}";
1411         goto SETTINGS_ERROR;
1412     }
1413
1414     if (&General::IpInSubnet ( $Network::ethernet{'BLUE_ADDRESS'},
1415         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1416         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Blue Network $Network::ethernet{'BLUE_ADDRESS'}";
1417         goto SETTINGS_ERROR;
1418     }
1419
1420     if (&General::IpInSubnet ( $Network::ethernet{'ORANGE_ADDRESS'},
1421         $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1422         $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire Orange Network $Network::ethernet{'ORANGE_ADDRESS'}";
1423         goto SETTINGS_ERROR;
1424     }
1425     open(ALIASES, "${General::swroot}/ethernet/aliases") or die 'Unable to open aliases file.';
1426     while (<ALIASES>)
1427     {
1428         chomp($_);
1429         my @tempalias = split(/\,/,$_);
1430         if ($tempalias[1] eq 'on') {
1431             if (&General::IpInSubnet ($tempalias[0] ,
1432                 $tmpovpnsubnet[0], $tmpovpnsubnet[1])) {
1433                 $errormessage = "$Lang::tr{'ovpn subnet overlap'} IPFire alias entry $tempalias[0]";
1434             }
1435         }
1436     }
1437     close(ALIASES);
1438     if ($errormessage ne ''){
1439         goto SETTINGS_ERROR;
1440     }
1441     if ($cgiparams{'ENABLED'} !~ /^(on|off|)$/) {
1442         $errormessage = $Lang::tr{'invalid input'};
1443         goto SETTINGS_ERROR;
1444     }
1445
1446         # Create ta.key for tls-auth if not presant
1447         if ($cgiparams{'TLSAUTH'} eq 'on') {
1448                 if ( ! -e "${General::swroot}/ovpn/certs/ta.key") {
1449                         # This system call is safe, because all arguements are passed as an array.
1450                         system("/usr/sbin/openvpn", "--genkey", "secret", "${General::swroot}/ovpn/certs/ta.key");
1451                         if ($?) {
1452                                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1453                                 goto SETTINGS_ERROR;
1454                         }
1455                 }
1456         }
1457
1458     $vpnsettings{'ENABLED'} = $cgiparams{'ENABLED'};
1459     $vpnsettings{'VPN_IP'} = $cgiparams{'VPN_IP'};
1460     $vpnsettings{'DOVPN_SUBNET'} = $cgiparams{'DOVPN_SUBNET'};
1461
1462         # Store our configuration
1463         &writesettings();
1464
1465         # Write the OpenVPN server configuration
1466     &writeserverconf();
1467
1468         # Start/Stop the server
1469         if ($vpnsettings{'ENABLED'} eq "on") {
1470                 &General::system("/usr/local/bin/openvpnctrl", "rw", "restart");
1471         } else {
1472                 &General::system("/usr/local/bin/openvpnctrl", "rw", "stop");
1473         }
1474
1475 SETTINGS_ERROR:
1476 ###
1477 ### Reset all step 2
1478 ###
1479 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'} && $cgiparams{'AREUSURE'} eq 'yes') {
1480     my $file = '';
1481     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1482
1483     # Stop all N2N connections
1484     &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop");
1485
1486     foreach my $key (keys %confighash) {
1487         my $name = $confighash{$cgiparams{'$key'}}[1];
1488
1489         if ($confighash{$key}[4] eq 'cert') {
1490             delete $confighash{$cgiparams{'$key'}};
1491         }
1492
1493         &General::system("/usr/local/bin/openvpnctrl", "n2n", "delete", "$name");
1494     }
1495     while ($file = glob("${General::swroot}/ovpn/ca/*")) {
1496         unlink $file;
1497     }
1498     while ($file = glob("${General::swroot}/ovpn/certs/*")) {
1499         unlink $file;
1500     }
1501     while ($file = glob("${General::swroot}/ovpn/crls/*")) {
1502         unlink $file;
1503     }
1504         &cleanssldatabase();
1505     if (open(FILE, ">${General::swroot}/ovpn/caconfig")) {
1506         print FILE "";
1507         close FILE;
1508     }
1509     if (open(FILE, ">${General::swroot}/ovpn/ccdroute")) {
1510         print FILE "";
1511         close FILE;
1512     }
1513     if (open(FILE, ">${General::swroot}/ovpn/ccdroute2")) {
1514         print FILE "";
1515         close FILE;
1516     }
1517     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1518         unlink $file
1519     }
1520     while ($file = glob("${General::swroot}/ovpn/ccd/*")) {
1521         unlink $file
1522     }
1523     if (open(FILE, ">${General::swroot}/ovpn/ovpn-leases.db")) {
1524         print FILE "";
1525         close FILE;
1526     }
1527     if (open(FILE, ">${General::swroot}/ovpn/ovpnconfig")) {
1528         print FILE "";
1529         close FILE;
1530     }
1531     while ($file = glob("${General::swroot}/ovpn/n2nconf/*")) {
1532         unlink($file);
1533     }
1534
1535     # Remove everything from the collectd configuration
1536     &writecollectdconf();
1537
1538     #&writeserverconf();
1539 ###
1540 ### Reset all step 1
1541 ###
1542 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove x509'}) {
1543     &Header::showhttpheaders();
1544     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1545     &Header::openbigbox('100%', 'left', '', '');
1546     &Header::openbox('100%', 'left', $Lang::tr{'are you sure'});
1547     print <<END;
1548         <form method='post'>
1549                 <table width='100%'>
1550                         <tr>
1551                                 <td align='center'>
1552                                 <input type='hidden' name='AREUSURE' value='yes' />
1553                                 <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>:
1554                                 $Lang::tr{'resetting the vpn configuration will remove the root ca, the host certificate and all certificate based connections'}</td>
1555                         </tr>
1556                         <tr>
1557                                 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' />
1558                                 <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td>
1559                         </tr>
1560                 </table>
1561         </form>
1562 END
1563     ;
1564     &Header::closebox();
1565     &Header::closebigbox();
1566     &Header::closepage();
1567     exit (0);
1568
1569 ###
1570 ### Upload CA Certificate
1571 ###
1572 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload ca certificate'}) {
1573     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1574
1575     if ($cgiparams{'CA_NAME'} !~ /^[a-zA-Z0-9]+$/) {
1576         $errormessage = $Lang::tr{'name must only contain characters'};
1577         goto UPLOADCA_ERROR;
1578     }
1579
1580     if (length($cgiparams{'CA_NAME'}) >60) {
1581         $errormessage = $Lang::tr{'name too long'};
1582         goto VPNCONF_ERROR;
1583     }
1584
1585     if ($cgiparams{'CA_NAME'} eq 'ca') {
1586         $errormessage = $Lang::tr{'name is invalid'};
1587         goto UPLOADCA_ERROR;
1588     }
1589
1590     # Check if there is no other entry with this name
1591     foreach my $key (keys %cahash) {
1592         if ($cahash{$key}[0] eq $cgiparams{'CA_NAME'}) {
1593             $errormessage = $Lang::tr{'a ca certificate with this name already exists'};
1594             goto UPLOADCA_ERROR;
1595         }
1596     }
1597
1598     unless (ref ($cgiparams{'FH'})) {
1599         $errormessage = $Lang::tr{'there was no file upload'};
1600         goto UPLOADCA_ERROR;
1601     }
1602     # Move uploaded ca to a temporary file
1603     (my $fh, my $filename) = tempfile( );
1604     if (copy ($cgiparams{'FH'}, $fh) != 1) {
1605         $errormessage = $!;
1606         goto UPLOADCA_ERROR;
1607     }
1608     my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "$filename");
1609     if ( ! grep(/CA:TRUE/i, @temp )) {
1610         $errormessage = $Lang::tr{'not a valid ca certificate'};
1611         unlink ($filename);
1612         goto UPLOADCA_ERROR;
1613     } else {
1614         unless(move($filename, "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem")) {
1615             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1616             unlink ($filename);
1617             goto UPLOADCA_ERROR;
1618         }
1619     }
1620
1621     my @casubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cgiparams{'CA_NAME'}cert.pem");
1622     my $casubject;
1623
1624     foreach my $line (@casubject) {
1625         if ($line =~ /Subject: (.*)[\n]/) {
1626                 $casubject    = $1;
1627                 $casubject    =~ s+/Email+, E+;
1628                 $casubject    =~ s/ ST=/ S=/;
1629
1630                 last;
1631         }
1632     }
1633
1634     $casubject    = &Header::cleanhtml($casubject);
1635
1636     my $key = &General::findhasharraykey (\%cahash);
1637     $cahash{$key}[0] = $cgiparams{'CA_NAME'};
1638     $cahash{$key}[1] = $casubject;
1639     &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1640
1641     UPLOADCA_ERROR:
1642
1643 ###
1644 ### Display ca certificate
1645 ###
1646 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show ca certificate'}) {
1647     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1648
1649     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem") {
1650         &Header::showhttpheaders();
1651         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1652         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1653         &Header::openbox('100%', 'LEFT', "$Lang::tr{'ca certificate'}:");
1654         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1655         my $output = &Header::cleanhtml(join("", @output),"y");
1656         print "<pre>$output</pre>\n";
1657         &Header::closebox();
1658         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1659         &Header::closebigbox();
1660         &Header::closepage();
1661         exit(0);
1662     } else {
1663         $errormessage = $Lang::tr{'invalid key'};
1664     }
1665
1666 ###
1667 ### Download ca certificate
1668 ###
1669 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download ca certificate'}) {
1670     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1671
1672     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1673         print "Content-Type: application/octet-stream\r\n";
1674         print "Content-Disposition: filename=$cahash{$cgiparams{'KEY'}}[0]cert.pem\r\n\r\n";
1675
1676         my @tmp =  &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1677         print @tmp;
1678
1679         exit(0);
1680     } else {
1681         $errormessage = $Lang::tr{'invalid key'};
1682     }
1683
1684 ###
1685 ### Remove ca certificate (step 2)
1686 ###
1687 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'} && $cgiparams{'AREUSURE'} eq 'yes') {
1688     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1689     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1690
1691     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1692         foreach my $key (keys %confighash) {
1693             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1694             if (grep(/: OK/, @test)) {
1695                 unlink ("${General::swroot}/ovpn//certs/$confighash{$key}[1]cert.pem");
1696                 unlink ("${General::swroot}/ovpn/certs/$confighash{$key}[1].p12");
1697                 delete $confighash{$key};
1698                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1699             }
1700         }
1701         unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1702         delete $cahash{$cgiparams{'KEY'}};
1703         &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1704     } else {
1705         $errormessage = $Lang::tr{'invalid key'};
1706     }
1707 ###
1708 ### Remove ca certificate (step 1)
1709 ###
1710 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove ca certificate'}) {
1711     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
1712     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1713
1714     my $assignedcerts = 0;
1715     if ( -f "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem" ) {
1716         foreach my $key (keys %confighash) {
1717             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
1718             if (grep(/: OK/, @test)) {
1719                 $assignedcerts++;
1720             }
1721         }
1722         if ($assignedcerts) {
1723             &Header::showhttpheaders();
1724             &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1725             &Header::openbigbox('100%', 'LEFT', '', $errormessage);
1726             &Header::openbox('100%', 'LEFT', $Lang::tr{'are you sure'});
1727             print <<END;
1728                 <table><form method='post'><input type='hidden' name='AREUSURE' value='yes' />
1729                        <input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />
1730                     <tr><td align='center'>
1731                         <b><font color='${Header::colourred}'>$Lang::tr{'capswarning'}</font></b>: $assignedcerts
1732                         $Lang::tr{'connections are associated with this ca.  deleting the ca will delete these connections as well.'}
1733                     <tr><td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
1734                         <input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></td></tr>
1735                 </form></table>
1736 END
1737             ;
1738             &Header::closebox();
1739             &Header::closebigbox();
1740             &Header::closepage();
1741             exit (0);
1742         } else {
1743             unlink ("${General::swroot}/ovpn/ca/$cahash{$cgiparams{'KEY'}}[0]cert.pem");
1744             delete $cahash{$cgiparams{'KEY'}};
1745             &General::writehasharray("${General::swroot}/ovpn/caconfig", \%cahash);
1746         }
1747     } else {
1748         $errormessage = $Lang::tr{'invalid key'};
1749     }
1750
1751 ###
1752 ### Display root certificate
1753 ###
1754 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'} ||
1755     $cgiparams{'ACTION'} eq $Lang::tr{'show host certificate'}) {
1756     my @output;
1757     &Header::showhttpheaders();
1758     &Header::openpage($Lang::tr{'ovpn'}, 1, '');
1759     &Header::openbigbox('100%', 'LEFT', '', '');
1760     if ($cgiparams{'ACTION'} eq $Lang::tr{'show root certificate'}) {
1761         &Header::openbox('100%', 'LEFT', "$Lang::tr{'root certificate'}:");
1762         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1763     } else {
1764         &Header::openbox('100%', 'LEFT', "$Lang::tr{'host certificate'}:");
1765         @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1766     }
1767     my $output = &Header::cleanhtml(join("", @output), "y");
1768     print "<pre>$output</pre>\n";
1769     &Header::closebox();
1770     print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
1771     &Header::closebigbox();
1772     &Header::closepage();
1773     exit(0);
1774
1775 ###
1776 ### Download root certificate
1777 ###
1778 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download root certificate'}) {
1779     if ( -f "${General::swroot}/ovpn/ca/cacert.pem" ) {
1780         print "Content-Type: application/octet-stream\r\n";
1781         print "Content-Disposition: filename=cacert.pem\r\n\r\n";
1782
1783         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
1784         print @tmp;
1785
1786         exit(0);
1787     }
1788
1789 ###
1790 ### Download host certificate
1791 ###
1792 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download host certificate'}) {
1793     if ( -f "${General::swroot}/ovpn/certs/servercert.pem" ) {
1794         print "Content-Type: application/octet-stream\r\n";
1795         print "Content-Disposition: filename=servercert.pem\r\n\r\n";
1796
1797         my @tmp = &General::system_output("/usr/bin/openssl", "x509", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
1798         print @tmp;
1799
1800         exit(0);
1801     }
1802
1803 ###
1804 ### Download tls-auth key
1805 ###
1806 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download tls-auth key'}) {
1807     if ( -f "${General::swroot}/ovpn/certs/ta.key" ) {
1808         print "Content-Type: application/octet-stream\r\n";
1809         print "Content-Disposition: filename=ta.key\r\n\r\n";
1810
1811         open(FILE, "${General::swroot}/ovpn/certs/ta.key");
1812         my @tmp = <FILE>;
1813         close(FILE);
1814
1815         print @tmp;
1816
1817         exit(0);
1818     }
1819
1820 ###
1821 ### Form for generating a root certificate
1822 ###
1823 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'generate root/host certificates'} ||
1824          $cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1825
1826     if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
1827         $errormessage = $Lang::tr{'valid root certificate already exists'};
1828         $cgiparams{'ACTION'} = '';
1829         goto ROOTCERT_ERROR;
1830     }
1831
1832     if (($cgiparams{'ROOTCERT_HOSTNAME'} eq '') && -e "${General::swroot}/red/active") {
1833         if (open(IPADDR, "${General::swroot}/red/local-ipaddress")) {
1834             my $ipaddr = <IPADDR>;
1835             close IPADDR;
1836             chomp ($ipaddr);
1837             $cgiparams{'ROOTCERT_HOSTNAME'} = (gethostbyaddr(pack("C4", split(/\./, $ipaddr)), 2))[0];
1838             if ($cgiparams{'ROOTCERT_HOSTNAME'} eq '') {
1839                 $cgiparams{'ROOTCERT_HOSTNAME'} = $ipaddr;
1840             }
1841         }
1842     } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'upload p12 file'}) {
1843         unless (ref ($cgiparams{'FH'})) {
1844             $errormessage = $Lang::tr{'there was no file upload'};
1845             goto ROOTCERT_ERROR;
1846         }
1847
1848         # Move uploaded certificate request to a temporary file
1849         (my $fh, my $filename) = tempfile( );
1850         if (copy ($cgiparams{'FH'}, $fh) != 1) {
1851             $errormessage = $!;
1852             goto ROOTCERT_ERROR;
1853         }
1854
1855         # Create a temporary dirctory
1856         my $tempdir = tempdir( CLEANUP => 1 );
1857
1858         # Extract the CA certificate from the file
1859         my $pid = open(OPENSSL, "|-");
1860         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1861         if ($pid) {     # parent
1862             if ($cgiparams{'P12_PASS'} ne '') {
1863                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1864             }
1865             close (OPENSSL);
1866             if ($?) {
1867                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1868                 unlink ($filename);
1869                 goto ROOTCERT_ERROR;
1870             }
1871         } else {        # child
1872             unless (exec ('/usr/bin/openssl', 'pkcs12', '-cacerts', '-nokeys',
1873                     '-in', $filename,
1874                     '-out', "$tempdir/cacert.pem")) {
1875                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1876                 unlink ($filename);
1877                 goto ROOTCERT_ERROR;
1878             }
1879         }
1880
1881         # Extract the Host certificate from the file
1882         $pid = open(OPENSSL, "|-");
1883         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1884         if ($pid) {     # parent
1885             if ($cgiparams{'P12_PASS'} ne '') {
1886                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1887             }
1888             close (OPENSSL);
1889             if ($?) {
1890                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1891                 unlink ($filename);
1892                 goto ROOTCERT_ERROR;
1893             }
1894         } else {        # child
1895             unless (exec ('/usr/bin/openssl', 'pkcs12', '-clcerts', '-nokeys',
1896                     '-in', $filename,
1897                     '-out', "$tempdir/hostcert.pem")) {
1898                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1899                 unlink ($filename);
1900                 goto ROOTCERT_ERROR;
1901             }
1902         }
1903
1904         # Extract the Host key from the file
1905         $pid = open(OPENSSL, "|-");
1906         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
1907         if ($pid) {     # parent
1908             if ($cgiparams{'P12_PASS'} ne '') {
1909                 print OPENSSL "$cgiparams{'P12_PASS'}\n";
1910             }
1911             close (OPENSSL);
1912             if ($?) {
1913                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
1914                 unlink ($filename);
1915                 goto ROOTCERT_ERROR;
1916             }
1917         } else {        # child
1918             unless (exec ('/usr/bin/openssl', 'pkcs12', '-nocerts',
1919                     '-nodes',
1920                     '-in', $filename,
1921                     '-out', "$tempdir/serverkey.pem")) {
1922                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
1923                 unlink ($filename);
1924                 goto ROOTCERT_ERROR;
1925             }
1926         }
1927
1928         unless(move("$tempdir/cacert.pem", "${General::swroot}/ovpn/ca/cacert.pem")) {
1929             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1930             unlink ($filename);
1931             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1932             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1933             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1934             goto ROOTCERT_ERROR;
1935         }
1936
1937         unless(move("$tempdir/hostcert.pem", "${General::swroot}/ovpn/certs/servercert.pem")) {
1938             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1939             unlink ($filename);
1940             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1941             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1942             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1943             goto ROOTCERT_ERROR;
1944         }
1945
1946         unless(move("$tempdir/serverkey.pem", "${General::swroot}/ovpn/certs/serverkey.pem")) {
1947             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
1948             unlink ($filename);
1949             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
1950             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
1951             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
1952             goto ROOTCERT_ERROR;
1953         }
1954
1955         goto ROOTCERT_SUCCESS;
1956
1957     } elsif ($cgiparams{'ROOTCERT_COUNTRY'} ne '') {
1958
1959         # Validate input since the form was submitted
1960         if ($cgiparams{'ROOTCERT_ORGANIZATION'} eq ''){
1961             $errormessage = $Lang::tr{'organization cant be empty'};
1962             goto ROOTCERT_ERROR;
1963         }
1964         if (length($cgiparams{'ROOTCERT_ORGANIZATION'}) >60) {
1965             $errormessage = $Lang::tr{'organization too long'};
1966             goto ROOTCERT_ERROR;
1967         }
1968         if ($cgiparams{'ROOTCERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1969             $errormessage = $Lang::tr{'invalid input for organization'};
1970             goto ROOTCERT_ERROR;
1971         }
1972         if ($cgiparams{'ROOTCERT_HOSTNAME'} eq ''){
1973             $errormessage = $Lang::tr{'hostname cant be empty'};
1974             goto ROOTCERT_ERROR;
1975         }
1976         unless (&General::validfqdn($cgiparams{'ROOTCERT_HOSTNAME'}) || &General::validip($cgiparams{'ROOTCERT_HOSTNAME'})) {
1977             $errormessage = $Lang::tr{'invalid input for hostname'};
1978             goto ROOTCERT_ERROR;
1979         }
1980         if ($cgiparams{'ROOTCERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'ROOTCERT_EMAIL'}))) {
1981             $errormessage = $Lang::tr{'invalid input for e-mail address'};
1982             goto ROOTCERT_ERROR;
1983         }
1984         if (length($cgiparams{'ROOTCERT_EMAIL'}) > 40) {
1985             $errormessage = $Lang::tr{'e-mail address too long'};
1986             goto ROOTCERT_ERROR;
1987         }
1988         if ($cgiparams{'ROOTCERT_OU'} ne '' && $cgiparams{'ROOTCERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1989             $errormessage = $Lang::tr{'invalid input for department'};
1990             goto ROOTCERT_ERROR;
1991         }
1992         if ($cgiparams{'ROOTCERT_CITY'} ne '' && $cgiparams{'ROOTCERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1993             $errormessage = $Lang::tr{'invalid input for city'};
1994             goto ROOTCERT_ERROR;
1995         }
1996         if ($cgiparams{'ROOTCERT_STATE'} ne '' && $cgiparams{'ROOTCERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
1997             $errormessage = $Lang::tr{'invalid input for state or province'};
1998             goto ROOTCERT_ERROR;
1999         }
2000         if ($cgiparams{'ROOTCERT_COUNTRY'} !~ /^[A-Z]*$/) {
2001             $errormessage = $Lang::tr{'invalid input for country'};
2002             goto ROOTCERT_ERROR;
2003         }
2004
2005         # Copy the cgisettings to vpnsettings and save the configfile
2006         $vpnsettings{'ROOTCERT_ORGANIZATION'}   = $cgiparams{'ROOTCERT_ORGANIZATION'};
2007         $vpnsettings{'ROOTCERT_HOSTNAME'}       = $cgiparams{'ROOTCERT_HOSTNAME'};
2008         $vpnsettings{'ROOTCERT_EMAIL'}          = $cgiparams{'ROOTCERT_EMAIL'};
2009         $vpnsettings{'ROOTCERT_OU'}             = $cgiparams{'ROOTCERT_OU'};
2010         $vpnsettings{'ROOTCERT_CITY'}           = $cgiparams{'ROOTCERT_CITY'};
2011         $vpnsettings{'ROOTCERT_STATE'}          = $cgiparams{'ROOTCERT_STATE'};
2012         $vpnsettings{'ROOTCERT_COUNTRY'}        = $cgiparams{'ROOTCERT_COUNTRY'};
2013         &writesettings();
2014
2015         # Replace empty strings with a .
2016         (my $ou = $cgiparams{'ROOTCERT_OU'}) =~ s/^\s*$/\./;
2017         (my $city = $cgiparams{'ROOTCERT_CITY'}) =~ s/^\s*$/\./;
2018         (my $state = $cgiparams{'ROOTCERT_STATE'}) =~ s/^\s*$/\./;
2019
2020         # Create the CA certificate
2021         my $pid = open(OPENSSL, "|-");
2022         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
2023         if ($pid) {     # parent
2024             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
2025             print OPENSSL "$state\n";
2026             print OPENSSL "$city\n";
2027             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
2028             print OPENSSL "$ou\n";
2029             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'} CA\n";
2030             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
2031             close (OPENSSL);
2032             if ($?) {
2033                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2034                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2035                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2036                 goto ROOTCERT_ERROR;
2037             }
2038         } else {        # child
2039             unless (exec ('/usr/bin/openssl', 'req', '-x509', '-nodes',
2040                         '-days', '999999', '-newkey', 'rsa:4096', '-sha512',
2041                         '-keyout', "${General::swroot}/ovpn/ca/cakey.pem",
2042                         '-out', "${General::swroot}/ovpn/ca/cacert.pem",
2043                         '-config', "/usr/share/openvpn/ovpn.cnf")) {
2044                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
2045                 goto ROOTCERT_ERROR;
2046             }
2047         }
2048
2049         # Create the Host certificate request
2050         $pid = open(OPENSSL, "|-");
2051         $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto ROOTCERT_ERROR;};
2052         if ($pid) {     # parent
2053             print OPENSSL "$cgiparams{'ROOTCERT_COUNTRY'}\n";
2054             print OPENSSL "$state\n";
2055             print OPENSSL "$city\n";
2056             print OPENSSL "$cgiparams{'ROOTCERT_ORGANIZATION'}\n";
2057             print OPENSSL "$ou\n";
2058             print OPENSSL "$cgiparams{'ROOTCERT_HOSTNAME'}\n";
2059             print OPENSSL "$cgiparams{'ROOTCERT_EMAIL'}\n";
2060             print OPENSSL ".\n";
2061             print OPENSSL ".\n";
2062             close (OPENSSL);
2063             if ($?) {
2064                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2065                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2066                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2067                 goto ROOTCERT_ERROR;
2068             }
2069         } else {        # child
2070             unless (exec ('/usr/bin/openssl', 'req', '-nodes',
2071                         '-newkey', 'rsa:4096',
2072                         '-keyout', "${General::swroot}/ovpn/certs/serverkey.pem",
2073                         '-out', "${General::swroot}/ovpn/certs/serverreq.pem",
2074                         '-extensions', 'server',
2075                         '-config', "/usr/share/openvpn/ovpn.cnf" )) {
2076                 $errormessage = "$Lang::tr{'cant start openssl'}: $!";
2077                 unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2078                 unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2079                 unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2080                 unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2081                 goto ROOTCERT_ERROR;
2082             }
2083         }
2084
2085         # Sign the host certificate request
2086         # This system call is safe, because all argeuments are passed as an array.
2087         system('/usr/bin/openssl', 'ca', '-days', '999999',
2088                 '-batch', '-notext',
2089                 '-in',  "${General::swroot}/ovpn/certs/serverreq.pem",
2090                 '-out', "${General::swroot}/ovpn/certs/servercert.pem",
2091                 '-extensions', 'server',
2092                 '-config', "/usr/share/openvpn/ovpn.cnf");
2093         if ($?) {
2094             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2095             unlink ("${General::swroot}/ovpn/ca/cakey.pem");
2096             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2097             unlink ("${General::swroot}/ovpn/serverkey.pem");
2098             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2099             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
2100             &cleanssldatabase();
2101             goto ROOTCERT_ERROR;
2102         } else {
2103             unlink ("${General::swroot}/ovpn/certs/serverreq.pem");
2104             &deletebackupcert();
2105         }
2106
2107         # Create an empty CRL
2108         # System call is safe, because all arguments are passed as array.
2109         system('/usr/bin/openssl', 'ca', '-gencrl',
2110                 '-out', "${General::swroot}/ovpn/crls/cacrl.pem",
2111                 '-config', "/usr/share/openvpn/ovpn.cnf" );
2112         if ($?) {
2113             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2114             unlink ("${General::swroot}/ovpn/certs/serverkey.pem");
2115             unlink ("${General::swroot}/ovpn/certs/servercert.pem");
2116             unlink ("${General::swroot}/ovpn/ca/cacert.pem");
2117             unlink ("${General::swroot}/ovpn/crls/cacrl.pem");
2118             &cleanssldatabase();
2119             goto ROOTCERT_ERROR;
2120 #       } else {
2121 #           &cleanssldatabase();
2122         }
2123         # Create ta.key for tls-auth
2124         # This system call is safe, because all arguments are passed as an array.
2125         system('/usr/sbin/openvpn', '--genkey', 'secret', "${General::swroot}/ovpn/certs/ta.key");
2126         if ($?) {
2127             $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
2128             &cleanssldatabase();
2129             goto ROOTCERT_ERROR;
2130         }
2131         goto ROOTCERT_SUCCESS;
2132     }
2133     ROOTCERT_ERROR:
2134     if ($cgiparams{'ACTION'} ne '') {
2135         &Header::showhttpheaders();
2136         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2137         &Header::openbigbox('100%', 'LEFT', '', '');
2138
2139         # Show any errors
2140         &Header::errorbox($errormessage);
2141
2142         &Header::openbox('100%', 'LEFT', "$Lang::tr{'generate root/host certificates'}:");
2143         print <<END;
2144         <form method='post' enctype='multipart/form-data'>
2145         <table width='100%' border='0' cellspacing='1' cellpadding='0'>
2146         <tr><td width='30%' class='base'>$Lang::tr{'organization name'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2147             <td width='35%' class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_ORGANIZATION' value='$cgiparams{'ROOTCERT_ORGANIZATION'}' size='32' /></td>
2148             <td width='35%' colspan='2'>&nbsp;</td></tr>
2149         <tr><td class='base'>$Lang::tr{'ipfires hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2150             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_HOSTNAME' value='$cgiparams{'ROOTCERT_HOSTNAME'}' size='32' /></td>
2151             <td colspan='2'>&nbsp;</td></tr>
2152         <tr><td class='base'>$Lang::tr{'your e-mail'}:</td>
2153             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_EMAIL' value='$cgiparams{'ROOTCERT_EMAIL'}' size='32' /></td>
2154             <td colspan='2'>&nbsp;</td></tr>
2155         <tr><td class='base'>$Lang::tr{'your department'}:</td>
2156             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_OU' value='$cgiparams{'ROOTCERT_OU'}' size='32' /></td>
2157             <td colspan='2'>&nbsp;</td></tr>
2158         <tr><td class='base'>$Lang::tr{'city'}:</td>
2159             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_CITY' value='$cgiparams{'ROOTCERT_CITY'}' size='32' /></td>
2160             <td colspan='2'>&nbsp;</td></tr>
2161         <tr><td class='base'>$Lang::tr{'state or province'}:</td>
2162             <td class='base' nowrap='nowrap'><input type='text' name='ROOTCERT_STATE' value='$cgiparams{'ROOTCERT_STATE'}' size='32' /></td>
2163             <td colspan='2'>&nbsp;</td></tr>
2164         <tr><td class='base'>$Lang::tr{'country'}:</td>
2165             <td class='base'><select name='ROOTCERT_COUNTRY'>
2166
2167 END
2168         ;
2169         foreach my $country (sort keys %{Countries::countries}) {
2170             print "<option value='$Countries::countries{$country}'";
2171             if ( $Countries::countries{$country} eq $cgiparams{'ROOTCERT_COUNTRY'} ) {
2172                 print " selected='selected'";
2173             }
2174             print ">$country</option>";
2175         }
2176         print <<END;
2177             </select></td>
2178
2179         <tr><td>&nbsp;</td>
2180             <td><input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' /></td>
2181             <td>&nbsp;</td><td>&nbsp;</td></tr>
2182         <tr><td class='base' colspan='4' align='left'>
2183             <img src='/blob.gif' valign='top' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
2184         <tr><td colspan='2'><br></td></tr>
2185         </table>
2186
2187         <table width='100%'>
2188         <tr><td colspan='4'><hr></td></tr>
2189         <tr><td class='base' nowrap='nowrap'>$Lang::tr{'upload p12 file'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
2190             <td nowrap='nowrap'><input type='file' name='FH' size='32'></td>
2191             <td colspan='2'>&nbsp;</td></tr>
2192         <tr><td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
2193             <td class='base' nowrap='nowrap'><input type='password' name='P12_PASS' value='$cgiparams{'P12_PASS'}' size='32' /></td>
2194             <td colspan='2'>&nbsp;</td></tr>
2195         <tr><td>&nbsp;</td>
2196             <td><input type='submit' name='ACTION' value='$Lang::tr{'upload p12 file'}' /></td>
2197             <td colspan='2'>&nbsp;</td></tr>
2198         <tr><td class='base' colspan='4' align='left'>
2199             <img src='/blob.gif' valign='top' alt='*' >&nbsp;$Lang::tr{'required field'}</td>
2200         </tr>
2201         </form></table>
2202 END
2203         ;
2204         &Header::closebox();
2205         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2206         &Header::closebigbox();
2207         &Header::closepage();
2208         exit(0)
2209     }
2210
2211     ROOTCERT_SUCCESS:
2212     &General::system("chmod", "600", "${General::swroot}/ovpn/certs/serverkey.pem");
2213
2214 ###
2215 ### Enable/Disable connection
2216 ###
2217
2218 }elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
2219     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2220     my $n2nactive = '';
2221     my @ps = &General::system_output("/bin/ps", "ax");
2222
2223     if(grep(/$confighash{$cgiparams{'KEY'}}[1]/, @ps)) {
2224         $n2nactive = "1";
2225     }
2226
2227     if ($confighash{$cgiparams{'KEY'}}) {
2228                 if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
2229                         $confighash{$cgiparams{'KEY'}}[0] = 'on';
2230                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2231
2232                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2233                                 &General::system("/usr/local/bin/openvpnctrl", "n2n", "start", "$confighash{$cgiparams{'KEY'}}[1]");
2234                                 &writecollectdconf();
2235                         }
2236                 } else {
2237
2238                         $confighash{$cgiparams{'KEY'}}[0] = 'off';
2239                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2240
2241                         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2242                                 if ($n2nactive ne '') {
2243                                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
2244                                         &writecollectdconf();
2245                                 }
2246                         }
2247                 }
2248   }
2249
2250 ###
2251 ### Download OpenVPN client package
2252 ###
2253
2254 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'dl client arch'}) {
2255         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2256         my $file = '';
2257         my $clientovpn = '';
2258         my @fileholder;
2259         my $tempdir = tempdir( CLEANUP => 1 );
2260         my $zippath = "$tempdir/";
2261
2262         # N2N
2263         if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
2264                 my $zipname = "$confighash{$cgiparams{'KEY'}}[1]-Client.zip";
2265                 my $zippathname = "$zippath$zipname";
2266                 $clientovpn = "$confighash{$cgiparams{'KEY'}}[1].conf";
2267                 my @ovsubnettemp =  split(/\./,$confighash{$cgiparams{'KEY'}}[27]);
2268                 my $ovsubnet =  "$ovsubnettemp[0].$ovsubnettemp[1].$ovsubnettemp[2]";
2269                 my $tunmtu = '';
2270                 my @remsubnet = split(/\//,$confighash{$cgiparams{'KEY'}}[8]);
2271                 my $n2nfragment = '';
2272
2273                 open(CLIENTCONF, ">$tempdir/$clientovpn") or die "Unable to open tempfile: $!";
2274                 flock CLIENTCONF, 2;
2275
2276                 my $zip = Archive::Zip->new();
2277                 print CLIENTCONF "# IPFire n2n Open VPN Client Config by ummeegge und m.a.d\n";
2278                 print CLIENTCONF "# \n";
2279                 print CLIENTCONF "# User Security\n";
2280                 print CLIENTCONF "user nobody\n";
2281                 print CLIENTCONF "group nobody\n";
2282                 print CLIENTCONF "persist-tun\n";
2283                 print CLIENTCONF "persist-key\n";
2284                 print CLIENTCONF "script-security 2\n";
2285                 print CLIENTCONF "# IP/DNS for remote Server Gateway\n";
2286                 print CLIENTCONF "remote $vpnsettings{'VPN_IP'}\n";
2287                 print CLIENTCONF "float\n";
2288                 print CLIENTCONF "# IP adresses of the VPN Subnet\n";
2289                 print CLIENTCONF "ifconfig $ovsubnet.2 $ovsubnet.1\n";
2290                 print CLIENTCONF "# Server Gateway Network\n";
2291                 print CLIENTCONF "route $remsubnet[0] $remsubnet[1]\n";
2292                 print CLIENTCONF "# tun Device\n";
2293                 print CLIENTCONF "dev tun\n";
2294                 print CLIENTCONF "#Logfile for statistics\n";
2295                 print CLIENTCONF "status-version 1\n";
2296                 print CLIENTCONF "status /var/run/openvpn/$cgiparams{'NAME'}-n2n 10\n";
2297                 print CLIENTCONF "# Port and Protokoll\n";
2298                 print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n";
2299
2300                 if ($confighash{$cgiparams{'KEY'}}[28] eq 'tcp') {
2301                         print CLIENTCONF "proto tcp4-client\n";
2302                         print CLIENTCONF "# Packet size\n";
2303                         if ($confighash{$cgiparams{'KEY'}}[31] eq '') {
2304                                 $tunmtu = '1400';
2305                         } else {
2306                                 $tunmtu = $confighash{$cgiparams{'KEY'}}[31];
2307                         }
2308                         print CLIENTCONF "tun-mtu $tunmtu\n";
2309                 }
2310
2311                 if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
2312                         print CLIENTCONF "proto udp4\n";
2313                         print CLIENTCONF "# Paketsize\n";
2314                         if ($confighash{$cgiparams{'KEY'}}[31] eq '') {
2315                                 $tunmtu = '1500';
2316                         } else {
2317                                 $tunmtu = $confighash{$cgiparams{'KEY'}}[31];
2318                         }
2319                         print CLIENTCONF "tun-mtu $tunmtu\n";
2320                         if ($confighash{$cgiparams{'KEY'}}[24] ne '') {
2321                                 print CLIENTCONF "fragment $confighash{$cgiparams{'KEY'}}[24]\n";
2322                         }
2323                         if ($confighash{$cgiparams{'KEY'}}[23] eq 'on') {
2324                                 print CLIENTCONF "mssfix\n";
2325                         } else {
2326                                 print CLIENTCONF "mssfix 0\n";
2327                         }
2328                 }
2329
2330                 # Check host certificate if X509 is RFC3280 compliant.
2331                 # If not, old --ns-cert-type directive will be used.
2332                 # If appropriate key usage extension exists, new --remote-cert-tls directive will be used.
2333                 my @hostcert = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
2334                 if (! grep(/TLS Web Server Authentication/, @hostcert)) {
2335                         print CLIENTCONF "ns-cert-type server\n";
2336                 } else {
2337                         print CLIENTCONF "remote-cert-tls server\n";
2338                 }
2339                 print CLIENTCONF "# Auth. Client\n";
2340                 print CLIENTCONF "tls-client\n";
2341                 print CLIENTCONF "# Cipher\n";
2342                 print CLIENTCONF "cipher $confighash{$cgiparams{'KEY'}}[40]\n";
2343
2344                 if ($confighash{$cgiparams{'KEY'}}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12") {
2345                         print CLIENTCONF "pkcs12 ${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12\r\n";
2346                         $zip->addFile( "${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";
2347                 }
2348
2349                 # If GCM cipher is used, do not use --auth
2350                 if (($confighash{$cgiparams{'KEY'}}[40] eq 'AES-256-GCM') ||
2351                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-192-GCM') ||
2352                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-128-GCM')) {
2353                         print CLIENTCONF unless "# HMAC algorithm\n";
2354                         print CLIENTCONF unless "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2355                 } else {
2356                         print CLIENTCONF "# HMAC algorithm\n";
2357                         print CLIENTCONF "auth $confighash{$cgiparams{'KEY'}}[39]\n";
2358                 }
2359
2360                 if ($confighash{$cgiparams{'KEY'}}[30] eq 'on') {
2361                         print CLIENTCONF "# Enable Compression\n";
2362                         print CLIENTCONF "comp-lzo\n";
2363                 }
2364                 print CLIENTCONF "# Debug Level\n";
2365                 print CLIENTCONF "verb 3\n";
2366                 print CLIENTCONF "# Tunnel check\n";
2367                 print CLIENTCONF "keepalive 10 60\n";
2368                 print CLIENTCONF "# Start as daemon\n";
2369                 print CLIENTCONF "daemon $confighash{$cgiparams{'KEY'}}[1]n2n\n";
2370                 print CLIENTCONF "writepid /var/run/$confighash{$cgiparams{'KEY'}}[1]n2n.pid\n";
2371                 print CLIENTCONF "# Activate Management Interface and Port\n";
2372                 if ($confighash{$cgiparams{'KEY'}}[22] eq '') {
2373                         print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[29]\n"
2374                 } else {
2375                         print CLIENTCONF "management localhost $confighash{$cgiparams{'KEY'}}[22]\n"
2376                 };
2377                 print CLIENTCONF "# remsub $confighash{$cgiparams{'KEY'}}[11]\n";
2378                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2379                         print CLIENTCONF "providers legacy default\n";
2380                 }
2381             close(CLIENTCONF);
2382
2383                 $zip->addFile( "$tempdir/$clientovpn", $clientovpn) or die "Can't add file $clientovpn\n";
2384                 my $status = $zip->writeToFileNamed($zippathname);
2385
2386                 open(DLFILE, "<$zippathname") or die "Unable to open $zippathname: $!";
2387                 @fileholder = <DLFILE>;
2388                 print "Content-Type:application/x-download\n";
2389                 print "Content-Disposition:attachment;filename=$zipname\n\n";
2390                 print @fileholder;
2391
2392         # RW
2393         } else {
2394                 my $name = $confighash{$cgiparams{'KEY'}}[1];
2395
2396                 # Send HTTP Headers
2397                 &Header::showhttpheaders({
2398                         "Content-Type" => "application/x-openvpn-profile",
2399                         "Content-Disposition" => "attachment; filename=${name}.ovpn",
2400                 });
2401
2402                 print "########################################################################\n";
2403                 print "# IPFire OpenVPN Client Configuration for \"${name}\"\n";
2404                 print "########################################################################\n";
2405
2406                 # This is a client
2407                 print "client\n";
2408
2409                 # This is a layer 3 VPN
2410                 print "dev tun\n";
2411
2412                 # Point the client to this server
2413                 print "remote $vpnsettings{'VPN_IP'} $vpnsettings{'DDEST_PORT'}\n";
2414                 print "proto $vpnsettings{'DPROTOCOL'}\n";
2415
2416                 # Configure the MTU of the tunnel interface
2417                 print "tun-mtu $vpnsettings{'DMTU'}\n";
2418
2419                 # Ask the client to verify the server certificate
2420                 if (&is_cert_rfc3280_compliant("${General::swroot}/ovpn/certs/servercert.pem")) {
2421                         print "remote-cert-tls server\n";
2422                 }
2423                 print "verify-x509-name $vpnsettings{'ROOTCERT_HOSTNAME'} name\n";
2424
2425                 if ($vpnsettings{'MSSFIX'} eq 'on') {
2426                         print "mssfix\n";
2427             } else {
2428                         print "mssfix 0\n";
2429             }
2430             if ($vpnsettings{'FRAGMENT'} ne '' && $vpnsettings{'DPROTOCOL'} ne 'tcp' ) {
2431                         print "fragment $vpnsettings{'FRAGMENT'}\n";
2432             }
2433
2434                 # We no longer send any cryptographic configuration since 2.6.
2435                 # That way, we will be able to push this from the server.
2436                 # Therefore we always mandate NCP for new clients.
2437
2438                 if ($vpnsettings{'DAUTH'} ne "") {
2439                         print "auth $vpnsettings{'DAUTH'}\n";
2440                 }
2441
2442                 # Disable storing any credentials in memory
2443                 print "auth-nocache\n";
2444
2445                 # Set a fake user name for authentication
2446                 print "auth-token-user USER\n";
2447                 print "auth-token TOTP\n";
2448
2449                 # If the server is asking for TOTP this needs to happen interactively
2450                 print "auth-retry interact\n";
2451
2452                 # Add provider line if certificate is legacy type
2453                 if (&iscertlegacy("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]")) {
2454                         print "providers legacy default\n";
2455                 }
2456
2457                 # CA
2458                 open(FILE, "<${General::swroot}/ovpn/ca/cacert.pem");
2459                 print "\n<ca>\n";
2460                 while (<FILE>) {
2461                         chomp($_);
2462                         print "$_\n";
2463                 }
2464                 print "</ca>\n";
2465                 close(FILE);
2466
2467                 # PKCS12
2468                 open(FILE, "<${General::swroot}/ovpn/certs/${name}.p12");
2469                 print "\n<pkcs12>\n";
2470                 print &MIME::Base64::encode_base64(do { local $/; <FILE> });
2471                 print "</pkcs12>\n";
2472                 close(FILE);
2473
2474                 # TLS auth
2475                 if ($vpnsettings{'TLSAUTH'} eq 'on') {
2476                         open(FILE, "<${General::swroot}/ovpn/certs/ta.key");
2477                         print "\n<tls-auth>\n";
2478                         while (<FILE>) {
2479                                 chomp($_);
2480                                 print "$_\n";
2481                         }
2482                         print "</tls-auth>\n";
2483                         close(FILE);
2484                 }
2485         }
2486
2487         exit (0);
2488 ###
2489 ### Remove connection
2490 ###
2491
2492
2493 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'remove'}) {
2494         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2495
2496         if ($confighash{$cgiparams{'KEY'}}) {
2497                 # Revoke certificate if certificate was deleted and rewrite the CRL
2498                 &General::system("/usr/bin/openssl", "ca", "-revoke", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2499                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2500
2501                 if ($confighash{$cgiparams{'KEY'}}[3] eq 'net') {
2502                         # Stop the N2N connection before it is removed
2503                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
2504
2505                         my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
2506                         my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2507                         unlink ($certfile);
2508                         unlink ($conffile);
2509
2510                         if (-e "${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") {
2511                                 rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
2512                         }
2513                 }
2514
2515                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2516                 unlink ("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2517
2518                 # Delete CCD files and routes
2519
2520                 if (-f "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]")
2521                 {
2522                         unlink "${General::swroot}/ovpn/ccd/$confighash{$cgiparams{'KEY'}}[2]";
2523                 }
2524
2525                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2526                 foreach my $key (keys %ccdroutehash) {
2527                         if ($ccdroutehash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2528                                 delete $ccdroutehash{$key};
2529                         }
2530                 }
2531                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
2532
2533                 &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2534                 foreach my $key (keys %ccdroute2hash) {
2535                         if ($ccdroute2hash{$key}[0] eq $confighash{$cgiparams{'KEY'}}[1]){
2536                                 delete $ccdroute2hash{$key};
2537                         }
2538                 }
2539                 &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
2540                 &writeserverconf;
2541
2542                 # Update collectd configuration and delete all RRD files of the removed connection
2543                 &writecollectdconf();
2544                 &General::system("/usr/local/bin/openvpnctrl", "n2n", "delete", "$confighash{$cgiparams{'KEY'}}[1]");
2545
2546                 delete $confighash{$cgiparams{'KEY'}};
2547                 &General::system("/usr/bin/openssl", "ca", "-gencrl", "-out", "${General::swroot}/ovpn/crls/cacrl.pem", "-config", "/usr/share/openvpn/ovpn.cnf");
2548                 &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2549
2550         } else {
2551                 $errormessage = $Lang::tr{'invalid key'};
2552         }
2553         &General::firewall_reload();
2554
2555 ###
2556 ### Download PKCS12 file
2557 ###
2558 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download pkcs12 file'}) {
2559     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2560
2561     print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . ".p12\r\n";
2562     print "Content-Type: application/octet-stream\r\n\r\n";
2563
2564     open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
2565     my @tmp = <FILE>;
2566     close(FILE);
2567
2568     print @tmp;
2569     exit (0);
2570
2571 ###
2572 ### Display certificate
2573 ###
2574 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show certificate'}) {
2575     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2576
2577     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
2578         &Header::showhttpheaders();
2579         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2580         &Header::openbigbox('100%', 'LEFT', '', '');
2581         &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate'}:");
2582         my @output = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
2583         my $output = &Header::cleanhtml(join("", @output), "y");
2584         print "<pre>$output</pre>\n";
2585         &Header::closebox();
2586         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2587         &Header::closebigbox();
2588         &Header::closepage();
2589         exit(0);
2590     }
2591
2592 ###
2593 ### Display OTP QRCode
2594 ###
2595 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show otp qrcode'}) {
2596    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2597
2598    my $qrcode = Imager::QRCode->new(
2599       size          => 6,
2600       margin        => 0,
2601       version       => 0,
2602       level         => 'M',
2603       mode          => '8-bit',
2604       casesensitive => 1,
2605       lightcolor    => Imager::Color->new(255, 255, 255),
2606       darkcolor     => Imager::Color->new(0, 0, 0),
2607    );
2608    my $cn = uri_encode($confighash{$cgiparams{'KEY'}}[2]);
2609    my $secret = encode_base32(pack('H*', $confighash{$cgiparams{'KEY'}}[44]));
2610    my $issuer = uri_encode("$mainsettings{'HOSTNAME'}.$mainsettings{'DOMAINNAME'}");
2611    my $qrcodeimg = $qrcode->plot("otpauth://totp/$cn?secret=$secret&issuer=$issuer");
2612    my $qrcodeimgdata;
2613    $qrcodeimg->write(data => \$qrcodeimgdata, type=> 'png')
2614       or die $qrcodeimg->errstr;
2615    $qrcodeimgdata = encode_base64($qrcodeimgdata, '');
2616
2617    &Header::showhttpheaders();
2618    &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2619    &Header::openbigbox('100%', 'LEFT', '', '');
2620    &Header::openbox('100%', 'LEFT', "$Lang::tr{'otp qrcode'}:");
2621    print <<END;
2622 $Lang::tr{'secret'}:&nbsp;$secret</br></br>
2623 <img alt="$Lang::tr{'otp qrcode'}" src="data:image/png;base64,$qrcodeimgdata">
2624 END
2625    &Header::closebox();
2626    print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2627    &Header::closebigbox();
2628    &Header::closepage();
2629    exit(0);
2630
2631 ###
2632 ### Display tls-auth key
2633 ###
2634 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show tls-auth key'}) {
2635
2636     if (! -e "${General::swroot}/ovpn/certs/ta.key") {
2637         $errormessage = $Lang::tr{'not present'};
2638         } else {
2639                 &Header::showhttpheaders();
2640                 &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2641                 &Header::openbigbox('100%', 'LEFT', '', '');
2642                 &Header::openbox('100%', 'LEFT', "$Lang::tr{'ta key'}:");
2643
2644                 open(FILE, "${General::swroot}/ovpn/certs/ta.key");
2645                 my @output = <FILE>;
2646                 close(FILE);
2647
2648                 my $output = &Header::cleanhtml(join("", @output),"y");
2649                 print "<pre>$output</pre>\n";
2650                 &Header::closebox();
2651                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2652                 &Header::closebigbox();
2653                 &Header::closepage();
2654                 exit(0);
2655     }
2656
2657 ###
2658 ### Display Certificate Revoke List
2659 ###
2660 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'show crl'}) {
2661 #    &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
2662
2663     if (! -e "${General::swroot}/ovpn/crls/cacrl.pem") {
2664         $errormessage = $Lang::tr{'not present'};
2665         } else {
2666         &Header::showhttpheaders();
2667         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
2668         &Header::openbigbox('100%', 'LEFT', '', '');
2669         &Header::openbox('100%', 'LEFT', "$Lang::tr{'crl'}:");
2670         my @output = &General::system_output("/usr/bin/openssl", "crl", "-text", "-noout", "-in", "${General::swroot}/ovpn/crls/cacrl.pem");
2671         my $output = &Header::cleanhtml(join("", @output), "y");
2672         print "<pre>$output</pre>\n";
2673         &Header::closebox();
2674         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
2675         &Header::closebigbox();
2676         &Header::closepage();
2677         exit(0);
2678     }
2679
2680 ###
2681 ### Advanced Server Settings
2682 ###
2683
2684 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'advanced server'}) {
2685 ADV_ERROR:
2686     $selected{'DPROTOCOL'}{'udp'} = '';
2687     $selected{'DPROTOCOL'}{'tcp'} = '';
2688     $selected{'DPROTOCOL'}{$vpnsettings{'DPROTOCOL'}} = 'SELECTED';
2689
2690     $checked{'REDIRECT_GW_DEF1'}{'off'} = '';
2691     $checked{'REDIRECT_GW_DEF1'}{'on'} = '';
2692     $checked{'REDIRECT_GW_DEF1'}{$vpnsettings{'REDIRECT_GW_DEF1'}} = 'CHECKED';
2693     $checked{'MSSFIX'}{'off'} = '';
2694     $checked{'MSSFIX'}{'on'} = '';
2695     $checked{'MSSFIX'}{$vpnsettings{'MSSFIX'}} = 'CHECKED';
2696
2697         # Split data ciphers
2698         my @data_ciphers = split(/\|/, $vpnsettings{'DATACIPHERS'});
2699
2700         # Select the correct ones
2701         $selected{'DATACIPHERS'} = ();
2702         foreach my $cipher (@SUPPORTED_CIPHERS) {
2703                 $selected{'DATACIPHERS'}{$cipher} = grep(/^$cipher$/, @data_ciphers) ? "selected" : "";
2704         }
2705
2706         # Routes
2707         $vpnsettings{'ROUTES_PUSH'} =~ s/\|/\n/g;
2708
2709     $selected{'DCIPHER'}{'AES-256-GCM'} = '';
2710     $selected{'DCIPHER'}{'AES-192-GCM'} = '';
2711     $selected{'DCIPHER'}{'AES-128-GCM'} = '';
2712     $selected{'DCIPHER'}{'CAMELLIA-256-CBC'} = '';
2713     $selected{'DCIPHER'}{'CAMELLIA-192-CBC'} = '';
2714     $selected{'DCIPHER'}{'CAMELLIA-128-CBC'} = '';
2715     $selected{'DCIPHER'}{'AES-256-CBC'} = '';
2716     $selected{'DCIPHER'}{'AES-192-CBC'} = '';
2717     $selected{'DCIPHER'}{'AES-128-CBC'} = '';
2718     $selected{'DCIPHER'}{'DES-EDE3-CBC'} = '';
2719     $selected{'DCIPHER'}{'DESX-CBC'} = '';
2720     $selected{'DCIPHER'}{'SEED-CBC'} = '';
2721     $selected{'DCIPHER'}{'DES-EDE-CBC'} = '';
2722     $selected{'DCIPHER'}{'CAST5-CBC'} = '';
2723     $selected{'DCIPHER'}{'BF-CBC'} = '';
2724     $selected{'DCIPHER'}{'DES-CBC'} = '';
2725     $selected{'DCIPHER'}{$vpnsettings{'DCIPHER'}} = 'SELECTED';
2726
2727     $selected{'DAUTH'}{'whirlpool'} = '';
2728     $selected{'DAUTH'}{'SHA512'} = '';
2729     $selected{'DAUTH'}{'SHA384'} = '';
2730     $selected{'DAUTH'}{'SHA256'} = '';
2731     $selected{'DAUTH'}{'SHA1'} = '';
2732     $selected{'DAUTH'}{$vpnsettings{'DAUTH'}} = 'SELECTED';
2733
2734     $checked{'TLSAUTH'}{'off'} = '';
2735     $checked{'TLSAUTH'}{'on'} = '';
2736     $checked{'TLSAUTH'}{$vpnsettings{'TLSAUTH'}} = 'CHECKED';
2737
2738     &Header::showhttpheaders();
2739     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
2740     &Header::openbigbox('100%', 'LEFT', '', $errormessage);
2741
2742         # Show any errors
2743         &Header::errorbox($errormessage);
2744
2745     &Header::opensection();
2746
2747     print <<END;
2748             <form method='POST' enctype='multipart/form-data'>
2749                         <h6>$Lang::tr{'ovpn protocol settings'}</h6>
2750
2751                         <table class="form">
2752                                 <tr>
2753                                         <td>$Lang::tr{'ovpn transport protocol'}</td>
2754                                         <td>
2755                                                 <select name='DPROTOCOL'>
2756                                                         <option value='udp' $selected{'DPROTOCOL'}{'udp'}>UDP</option>
2757                                                         <option value='tcp' $selected{'DPROTOCOL'}{'tcp'}>TCP</option>
2758                                                 </select>
2759                                         </td>
2760                                 </tr>
2761
2762                                 <tr>
2763                                         <td>$Lang::tr{'destination port'}</td>
2764                                         <td>
2765                                                 <input type='number' name='DDEST_PORT' value='$vpnsettings{'DDEST_PORT'}' />
2766                                         </td>
2767                                 </tr>
2768
2769                                 <tr>
2770                                         <td>$Lang::tr{'mtu'}</td>
2771                                         <td>
2772                                                 <input type='number' name='DMTU' value='$vpnsettings{'DMTU'}' min="1280" max="9000" />
2773                                         </td>
2774                                 </tr>
2775
2776                                 <tr>
2777                                         <td>mssfix</td>
2778                                         <td>
2779                                                 <input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} />
2780                                         </td>
2781                                 </tr>
2782
2783                                 <tr>
2784                                         <td>fragment</td>
2785                                         <td>
2786                                                 <input type='TEXT' name='FRAGMENT' value='$vpnsettings{'FRAGMENT'}' />
2787                                         </td>
2788                                 </tr>
2789                         </table>
2790
2791                         <h6>$Lang::tr{'ovpn crypto settings'}</h6>
2792
2793                         <table class="form">
2794                                 <tr>
2795                                         <td>
2796                                                 $Lang::tr{'ovpn ciphers'}
2797                                         </td>
2798
2799                                         <td>
2800                                                 <select name='DATACIPHERS' multiple required>
2801 END
2802
2803         foreach my $cipher (@SUPPORTED_CIPHERS) {
2804                 my $name = $CIPHERS{$cipher} // $cipher;
2805
2806                 print <<END;
2807                                                         <option value='$cipher' $selected{'DATACIPHERS'}{$cipher}>
2808                                                                 $name
2809                                                         </option>
2810 END
2811         }
2812
2813         print <<END;
2814                                                 </select>
2815                                         </td>
2816                                 </tr>
2817
2818                                 <tr>
2819                                         <td>
2820                                                 $Lang::tr{'ovpn ha'}
2821                                         </td>
2822
2823                                         <td>
2824                                                 <select name='DAUTH'>
2825                                                         <option value='whirlpool'               $selected{'DAUTH'}{'whirlpool'}>Whirlpool (512 $Lang::tr{'bit'})</option>
2826                                                         <option value='SHA512'                  $selected{'DAUTH'}{'SHA512'}>SHA2 (512 $Lang::tr{'bit'})</option>
2827                                                         <option value='SHA384'                  $selected{'DAUTH'}{'SHA384'}>SHA2 (384 $Lang::tr{'bit'})</option>
2828                                                         <option value='SHA256'                  $selected{'DAUTH'}{'SHA256'}>SHA2 (256 $Lang::tr{'bit'})</option>
2829                                                         <option value='SHA1'                    $selected{'DAUTH'}{'SHA1'}>SHA1 (160 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2830                                                 </select>
2831                                         </td>
2832                                 </tr>
2833
2834                                 <tr>
2835                                         <td>
2836                                                 $Lang::tr{'ovpn tls auth'}
2837                                         </td>
2838
2839                                         <td>
2840                                                 <input type='checkbox' name='TLSAUTH' $checked{'TLSAUTH'}{'on'} />
2841                                         </td>
2842                                 </tr>
2843
2844                                 <tr>
2845                                         <td>
2846                                                 $Lang::tr{'ovpn fallback cipher'}
2847                                         </td>
2848
2849                                         <td>
2850                                                 <select name='DCIPHER'>
2851                                                         <option value='' $selected{'DCIPHER'}{''}>- $Lang::tr{'Disabled'} -</option>
2852                                                         <option value='AES-256-GCM' $selected{'DCIPHER'}{'AES-256-GCM'}>AES-GCM (256 $Lang::tr{'bit'})</option>
2853                                                         <option value='AES-192-GCM' $selected{'DCIPHER'}{'AES-192-GCM'}>AES-GCM (192 $Lang::tr{'bit'})</option>
2854                                                         <option value='AES-128-GCM' $selected{'DCIPHER'}{'AES-128-GCM'}>AES-GCM (128 $Lang::tr{'bit'})</option>
2855                                                         <option value='CAMELLIA-256-CBC' $selected{'DCIPHER'}{'CAMELLIA-256-CBC'}>CAMELLIA-CBC (256 $Lang::tr{'bit'})</option>
2856                                                         <option value='CAMELLIA-192-CBC' $selected{'DCIPHER'}{'CAMELLIA-192-CBC'}>CAMELLIA-CBC (192 $Lang::tr{'bit'})</option>
2857                                                         <option value='CAMELLIA-128-CBC' $selected{'DCIPHER'}{'CAMELLIA-128-CBC'}>CAMELLIA-CBC (128 $Lang::tr{'bit'})</option>
2858                                                         <option value='AES-256-CBC' $selected{'DCIPHER'}{'AES-256-CBC'}>AES-CBC (256 $Lang::tr{'bit'})</option>
2859                                                         <option value='AES-192-CBC' $selected{'DCIPHER'}{'AES-192-CBC'}>AES-CBC (192 $Lang::tr{'bit'})</option>
2860                                                         <option value='AES-128-CBC' $selected{'DCIPHER'}{'AES-128-CBC'}>AES-CBC (128 $Lang::tr{'bit'})</option>
2861                                                         <option value='SEED-CBC' $selected{'DCIPHER'}{'SEED-CBC'}>SEED-CBC (128 $Lang::tr{'bit'})</option>
2862                                                         <option value='DES-EDE3-CBC' $selected{'DCIPHER'}{'DES-EDE3-CBC'}>DES-EDE3-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2863                                                         <option value='DESX-CBC' $selected{'DCIPHER'}{'DESX-CBC'}>DESX-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2864                                                         <option value='DES-EDE-CBC' $selected{'DCIPHER'}{'DES-EDE-CBC'}>DES-EDE-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2865                                                         <option value='BF-CBC' $selected{'DCIPHER'}{'BF-CBC'}>BF-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2866                                                         <option value='CAST5-CBC' $selected{'DCIPHER'}{'CAST5-CBC'}>CAST5-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
2867                                                 </select>
2868                                         </td>
2869                                 </tr>
2870
2871                                 <tr>
2872                                         <td></td>
2873                                         <td>
2874                                                 $Lang::tr{'ovpn fallback cipher help'}
2875                                         </td>
2876                                 </tr>
2877                         </table>
2878
2879                         <h6>$Lang::tr{'ovpn dhcp settings'}</h6>
2880
2881                         <table class="form">
2882                                 <tr>
2883                                         <td>Domain</td>
2884                                         <td>
2885                                                 <input type='TEXT' name='DHCP_DOMAIN' value='$vpnsettings{'DHCP_DOMAIN'}' size='30' />
2886                                         </td>
2887                                 </tr>
2888                                 <tr>
2889                                         <td>DNS</td>
2890                                         <td>
2891                                                 <input type='TEXT' name='DHCP_DNS' value='$vpnsettings{'DHCP_DNS'}' size='30' />
2892                                         </td>
2893                                 </tr>
2894                                 <tr>
2895                                         <td>WINS</td>
2896                                         <td>
2897                                                 <input type='TEXT' name='DHCP_WINS' value='$vpnsettings{'DHCP_WINS'}' size='30' />
2898                                         </td>
2899                                 </tr>
2900                         </table>
2901
2902                         <h6>$Lang::tr{'ovpn routing settings'}</h6>
2903
2904                         <table class="form">
2905                                 <tr>
2906                                         <td>$Lang::tr{'ovpn push default route'}</td>
2907                                         <td>
2908                                                 <input type='checkbox' name='REDIRECT_GW_DEF1' $checked{'REDIRECT_GW_DEF1'}{'on'} />
2909                                         </td>
2910                                 </tr>
2911
2912                                 <tr>
2913                                         <td>$Lang::tr{'ovpn routes push'}</td>
2914                                         <td>
2915                                                 <textarea name='ROUTES_PUSH' cols='26' rows='6' wrap='off'>$vpnsettings{'ROUTES_PUSH'}</textarea>
2916                                         </td>
2917                                 </tr>
2918                         </table>
2919
2920                         <h6>$Lang::tr{'ovpn misc settings'}</h6>
2921
2922                         <table class="form">
2923                                 <tr>
2924                                         <td>Max-Clients</td>
2925                                         <td>
2926                                                 <input type='text' name='MAX_CLIENTS' value='$vpnsettings{'MAX_CLIENTS'}' />
2927                                         </td>
2928                                 </tr>
2929
2930                                 <tr class="action">
2931                                         <td colspan="2">
2932                                                 <input type='submit' name='ACTION' value='$Lang::tr{'save-adv-options'}' />
2933                                                 <input type='submit' name='ACTION' value='$Lang::tr{'cancel-adv-options'}' />
2934                                         </td>
2935                                 </tr>
2936                         </table>
2937 END
2938
2939     &Header::closesection();
2940     &Header::closebigbox();
2941
2942     &Header::closepage();
2943     exit(0);
2944
2945
2946 # Add, delete or edit CCD net
2947
2948 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ccd net'} ||
2949                 $cgiparams{'ACTION'} eq "ccd-add" ||
2950                 $cgiparams{'ACTION'} eq "ccd-delete" ||
2951                 $cgiparams{'ACTION'} eq "ccd-edit" ||
2952                 $cgiparams{'ACTION'} eq 'ccd-edit-save'){
2953         &Header::showhttpheaders();
2954
2955         &Header::openpage($Lang::tr{'ccd net'}, 1, '');
2956
2957         &Header::openbigbox('100%', 'LEFT', '', '');
2958
2959         # Delete?
2960         if ($cgiparams{'ACTION'} eq "ccd-delete") {
2961                 $errormessage = &delccdnet($cgiparams{'name'});
2962
2963         # Save after edit?
2964         } elsif ($cgiparams{'ACTION'} eq 'ccd-edit-save') {
2965                 $errormessage = &modccdnet($cgiparams{'subnet'}, $cgiparams{'name'});
2966
2967                 # Clear inputs
2968                 if ($errormessage eq "") {
2969                         $cgiparams{"name"} = "";
2970                         $cgiparams{"subnet"} = "";
2971                 }
2972
2973         # Add?
2974         } elsif ($cgiparams{'ACTION'} eq "ccd-add") {
2975                 $errormessage = &addccdnet($cgiparams{'name'}, $cgiparams{'subnet'});
2976
2977                 # Clear inputs
2978                 if ($errormessage eq "") {
2979                         $cgiparams{"name"} = "";
2980                         $cgiparams{"subnet"} = "";
2981                 }
2982         }
2983
2984         &Header::errorbox($errormessage);
2985
2986         my %ccdconfhash = ();
2987         &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
2988
2989         &Header::opensection();
2990         print <<END;
2991                 <table class="tbl">
2992                         <tr>
2993                                 <th>
2994                                         $Lang::tr{'ccd name'}
2995                                 </th>
2996
2997                                 <th>
2998                                         $Lang::tr{'network'}
2999                                 </th>
3000
3001                                 <th>
3002                                         $Lang::tr{'ccd used'}
3003                                 </th>
3004
3005                                 <th colspan="2"></th>
3006                         </tr>
3007 END
3008
3009         foreach my $key (sort { uc($ccdconfhash{$a}[0]) cmp uc($ccdconfhash{$b}[0]) } keys %ccdconfhash) {
3010                 my $name   = $ccdconfhash{$key}[0];
3011                 my $subnet = $ccdconfhash{$key}[1];
3012
3013                 my $ccdhosts = scalar &get_addresses_in_use($subnet);
3014                 my $maxhosts = &ccdmaxclients($subnet);
3015
3016                 print <<END;
3017                         <tr>
3018                                 <th scope="row">
3019                                         $name
3020                                 </th>
3021
3022                                 <td class="text-center">
3023                                         $subnet
3024                                 </td>
3025
3026                                 <td class="text-center">
3027                                         ${ccdhosts}/${maxhosts}
3028                                 </td>
3029
3030                                 <td class="text-center">
3031                                         <form method='post' />
3032                                                 <input type='image' src='/images/edit.gif' align='middle'
3033                                                         alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
3034                                                 <input type='hidden' name='ACTION' value='ccd-edit'/>
3035                                                 <input type='hidden' name='name' value='$name' />
3036                                                 <input type='hidden' name='subnet' value='$subnet' />
3037                                         </form>
3038                                 </td>
3039
3040                                 <td class="text-center">
3041                                         <form method='post' />
3042                                                 <input type='hidden' name='ACTION' value='ccd-delete'/>
3043                                                 <input type='hidden' name='name' value='$name' />
3044                                                 <input type='image' src='/images/delete.gif' align='middle'
3045                                                         alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
3046                                         </form>
3047                                 </td>
3048                         </tr>
3049 END
3050         }
3051         print "</table>";
3052         &Header::closesection();
3053
3054         &Header::openbox('100%', 'LEFT',
3055                 ($cgiparams{'ACTION'} eq "ccd-edit") ? $Lang::tr{'ccd modify'} : $Lang::tr{'ccd add'});
3056
3057         # The subnet cannot be edited
3058         my $readonly = ($cgiparams{'ACTION'} eq "ccd-edit") ? "readonly" : "";
3059         my $action   = ($cgiparams{'ACTION'} eq "ccd-edit") ? "ccd-edit-save" : "ccd-add";
3060
3061         print <<END;
3062                 <form method='post'>
3063                         <table class="form">
3064                                 <tr>
3065                                         <td>$Lang::tr{'ccd name'}</td>
3066                                         <td>
3067                                                 <input type='TEXT' name='name' value='$cgiparams{'name'}' />
3068                                         </td>
3069                                 </tr>
3070
3071                                 <tr>
3072                                         <td>$Lang::tr{'ccd subnet'}</td>
3073                                         <td>
3074                                                 <input type='TEXT' name='subnet' value='$cgiparams{'subnet'}'
3075                                                         $readonly />
3076                                         </td>
3077                                 </tr>
3078
3079                                 <tr class="action">
3080                                         <td colspan="2">
3081                                                 <input type='hidden' name='ACTION' value='$action' />
3082                                                 <input type='submit' value='$Lang::tr{'save'}' />
3083                                         </td>
3084                                 </tr>
3085                         </table>
3086                 </form>
3087 END
3088         &Header::closebox();
3089
3090         print <<END;
3091                 <div class="text-center">
3092                         <a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a>
3093                 </div>
3094 END
3095
3096         &Header::closebigbox();
3097         &Header::closepage();
3098
3099         exit(0);
3100
3101 ###
3102 ### Openvpn Connections Statistics
3103 ###
3104 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'ovpn con stat'}) {
3105         &Header::showhttpheaders();
3106         &Header::openpage($Lang::tr{'ovpn con stat'}, 1, '');
3107         &Header::openbigbox('100%', 'LEFT', '', '');
3108
3109         &Header::opensection();
3110
3111         print <<END;
3112                 <table class='tbl'>
3113                         <tr>
3114                                 <th>$Lang::tr{'common name'}</th>
3115                                 <th>$Lang::tr{'real address'}</th>
3116                                 <th>$Lang::tr{'country'}</th>
3117                                 <th>$Lang::tr{'virtual address'}</th>
3118                                 <th>$Lang::tr{'loged in at'}</th>
3119                                 <th>$Lang::tr{'bytes sent'}</th>
3120                                 <th>$Lang::tr{'bytes received'}</th>
3121                                 <th>$Lang::tr{'last activity'}</th>
3122                         </tr>
3123 END
3124
3125         open(FILE, "/usr/local/bin/openvpnctrl rw log |") or die "Unable to open $RW_STATUS: $!";
3126         my @current = <FILE>;
3127         close(FILE);
3128
3129         my @users = ();
3130         my $status;
3131         my $uid = 0;
3132         my @match = ();
3133         my %userlookup = ();
3134
3135         foreach my $line (@current) {
3136             chomp($line);
3137
3138             if ($line =~ /^Updated,(.+)/) {
3139                         @match = split(/^Updated,(.+)/, $line);
3140                         $status = $match[1];
3141
3142                 } elsif ( $line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
3143                         @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
3144
3145                         # Skip the header
3146                         next if ($match[1] eq "Common Name");
3147
3148                         $userlookup{$match[2]} = $uid;
3149                         $users[$uid]{'CommonName'} = $match[1];
3150                         $users[$uid]{'RealAddress'} = $match[2];
3151                         $users[$uid]{'BytesReceived'} = &General::formatBytes($match[3]);
3152                         $users[$uid]{'BytesSent'} = &General::formatBytes($match[4]);
3153                         $users[$uid]{'Since'} = $match[5];
3154
3155                         my $address = (split ':', $users[$uid]{'RealAddress'})[0];
3156                         $users[$uid]{'Country'} = &Location::Functions::lookup_country_code($address);
3157                         $uid++;
3158
3159                 } elsif ($line =~ /^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/) {
3160                         @match = split(m/^(\d+\.\d+\.\d+\.\d+),(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(.+)/, $line);
3161
3162                         # Skip the header
3163                         next if ($match[1] eq "Virtual Address");
3164
3165                         my $address = $match[3];
3166                         #find the uid in the lookup table
3167                         $uid = $userlookup{$address};
3168                         $users[$uid]{'VirtualAddress'} = $match[1];
3169                         $users[$uid]{'LastRef'} = $match[4];
3170                 }
3171         }
3172
3173         foreach my $id (keys @users) {
3174                 my $user = $users[$id];
3175
3176                 my $flag_icon = &Location::Functions::get_flag_icon($user->{"Country"});
3177
3178                 print <<END;
3179                         <tr>
3180                                 <th scope="row">
3181                                         $user->{"CommonName"}
3182                                 </th>
3183
3184                                 <td class="text-center">
3185                                         $user->{"RealAddress"}
3186                                 </td>
3187
3188                                 <td class="text-center">
3189                                         <a href="country.cgi#$user->{"Country"}">
3190                                                 <img src="$flag_icon" border='0' align='absmiddle'
3191                                                         alt='$user->{"Country"}' title='$user->{"Country"}' />
3192                                         </a>
3193                                 </td>
3194
3195                                 <td class="text-center">
3196                                         $user->{"VirtualAddress"}
3197                                 </td>
3198
3199                                 <td class="text-center">
3200                                         $user->{"Since"}
3201                                 </td>
3202
3203                                 <td class="text-right">
3204                                         $user->{"BytesSent"}
3205                                 </td>
3206
3207                                 <td class="text-right">
3208                                         $user->{"BytesReceived"}
3209                                 </td>
3210
3211                                 <td class="text-right">
3212                                         $user->{"LastRef"}
3213                                 </td>
3214                         </tr>
3215 END
3216         }
3217
3218 print <<END;
3219         </table>
3220
3221         <p class="text-center">
3222                 $Lang::tr{'the statistics were last updated at'} <b>$status</b>
3223         </p>
3224 END
3225 ;
3226
3227         &Header::closesection();
3228
3229         print <<END;
3230                 <p class="text-center">
3231                         <a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a>
3232                 </p>
3233 END
3234
3235         &Header::closebigbox();
3236         &Header::closepage();
3237
3238         exit(0);
3239
3240 ###
3241 ### Download Certificate
3242 ###
3243 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'download certificate'}) {
3244     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3245
3246     if ( -f "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem") {
3247         print "Content-Disposition: filename=" . $confighash{$cgiparams{'KEY'}}[1] . "cert.pem\r\n";
3248         print "Content-Type: application/octet-stream\r\n\r\n";
3249
3250         open(FILE, "${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1]cert.pem");
3251         my @tmp = <FILE>;
3252         close(FILE);
3253
3254         print @tmp;
3255         exit (0);
3256     }
3257
3258 ###
3259 ### Enable/Disable connection
3260 ###
3261
3262 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'toggle enable disable'}) {
3263     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3264
3265     if ($confighash{$cgiparams{'KEY'}}) {
3266            if ($confighash{$cgiparams{'KEY'}}[0] eq 'off') {
3267             $confighash{$cgiparams{'KEY'}}[0] = 'on';
3268             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3269         } else {
3270             $confighash{$cgiparams{'KEY'}}[0] = 'off';
3271             &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3272         }
3273     } else {
3274         $errormessage = $Lang::tr{'invalid key'};
3275     }
3276
3277 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'add'} && $cgiparams{'TYPE'} eq '') {
3278         &Header::showhttpheaders();
3279         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
3280         &Header::openbigbox('100%', 'LEFT', '', '');
3281         &Header::openbox('100%', 'LEFT', $Lang::tr{'connection type'});
3282
3283 if ( -s "${General::swroot}/ovpn/settings") {
3284
3285         print <<END;
3286             <b>$Lang::tr{'connection type'}:</b><br />
3287             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3288             <tr><td><input type='radio' name='TYPE' value='host' checked /></td>
3289                 <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3290             <tr><td><input type='radio' name='TYPE' value='net' /></td>
3291                 <td class='base'>$Lang::tr{'net to net vpn'}</td></tr>
3292                 <tr><td><input type='radio' name='TYPE' value='net2net' /></td>
3293                 <td class='base'>$Lang::tr{'net to net vpn'} (Upload Client Package)</td></tr>
3294           <tr><td>&nbsp;</td><td class='base'><input type='file' name='FH' size='30'></td></tr>
3295           <tr><td>&nbsp;</td><td>Import Connection Name</td></tr>
3296     <tr><td>&nbsp;</td><td class='base'><input type='text' name='n2nname' size='30'>$Lang::tr{'openvpn default'}: Client Packagename</td></tr>
3297           <tr><td colspan='3'><hr /></td></tr>
3298     <tr><td align='right' colspan='3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3299             </form></table>
3300 END
3301         ;
3302
3303
3304 } else {
3305         print <<END;
3306                     <b>$Lang::tr{'connection type'}:</b><br />
3307             <table border='0' width='100%'><form method='post' ENCTYPE="multipart/form-data">
3308             <tr><td><input type='radio' name='TYPE' value='host' checked /></td> <td class='base'>$Lang::tr{'host to net vpn'}</td></tr>
3309             <tr><td align='right' colspan'3'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' /></td></tr>
3310             </form></table>
3311 END
3312         ;
3313
3314 }
3315
3316         &Header::closebox();
3317         print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3318         &Header::closebigbox();
3319         &Header::closepage();
3320         exit (0);
3321
3322 }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2net')){
3323
3324         my @firen2nconf;
3325         my @confdetails;
3326         my $uplconffilename ='';
3327         my $uplconffilename2 ='';
3328         my $uplp12name = '';
3329         my $uplp12name2 = '';
3330         my @rem_subnet;
3331         my @rem_subnet2;
3332         my @tmposupnet3;
3333         my $key;
3334         my @n2nname;
3335
3336         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3337
3338         # Check if a file is uploaded
3339         unless (ref ($cgiparams{'FH'})) {
3340                 $errormessage = $Lang::tr{'there was no file upload'};
3341                 goto N2N_ERROR;
3342     }
3343
3344 # Move uploaded IPfire n2n package to temporary file
3345
3346     (my $fh, my $filename) = tempfile( );
3347     if (copy ($cgiparams{'FH'}, $fh) != 1) {
3348                 $errormessage = $!;
3349                 goto N2N_ERROR;
3350     }
3351
3352         my $zip = Archive::Zip->new();
3353         my $zipName = $filename;
3354         my $status = $zip->read( $zipName );
3355         if ($status != AZ_OK) {
3356                 $errormessage = "Read of $zipName failed\n";
3357                 goto N2N_ERROR;
3358         }
3359
3360         my $tempdir = tempdir( CLEANUP => 1 );
3361         my @files = $zip->memberNames();
3362         for(@files) {
3363         $zip->extractMemberWithoutPaths($_,"$tempdir/$_");
3364         }
3365         my $countfiles = @files;
3366
3367 # Check if we have not more then 2 files
3368
3369         if ( $countfiles == 2){
3370                 foreach (@files){
3371                         if ( $_ =~ /.conf$/){
3372                                 $uplconffilename = $_;
3373                         }
3374                         if ( $_ =~ /.p12$/){
3375                                 $uplp12name = $_;
3376                         }
3377                 }
3378                 if (($uplconffilename eq '') || ($uplp12name eq '')){
3379                         $errormessage = "Either no *.conf or no *.p12 file found\n";
3380                         goto N2N_ERROR;
3381                 }
3382
3383                 open(FILE, "$tempdir/$uplconffilename") or die 'Unable to open*.conf file';
3384                 @firen2nconf = <FILE>;
3385                 close (FILE);
3386                 chomp(@firen2nconf);
3387         } else {
3388
3389                 $errormessage = "Filecount does not match only 2 files are allowed\n";
3390                 goto N2N_ERROR;
3391         }
3392
3393  if ($cgiparams{'n2nname'} ne ''){
3394
3395   $uplconffilename2 = "$cgiparams{'n2nname'}.conf";
3396   $uplp12name2 = "$cgiparams{'n2nname'}.p12";
3397   $n2nname[0] = $cgiparams{'n2nname'};
3398   my @n2nname2 = split(/\./,$uplconffilename);
3399   $n2nname2[0] =~ s/\n|\r//g;
3400   my $input1 = "${General::swroot}/ovpn/certs/$uplp12name";
3401         my $output1 = "${General::swroot}/ovpn/certs/$uplp12name2";
3402         my $input2 = "$n2nname2[0]n2n";
3403   my $output2 = "$n2nname[0]n2n";
3404   my $filename = "$tempdir/$uplconffilename";
3405   open(FILE, "< $filename") or die 'Unable to open config file.';
3406         my @current = <FILE>;
3407         close(FILE);
3408         foreach (@current) {s/$input1/$output1/g;}
3409         foreach (@current) {s/$input2/$output2/g;}
3410   open (OUT, "> $filename") || die 'Unable to open config file.';
3411   print OUT @current;
3412   close OUT;
3413
3414     }else{
3415     $uplconffilename2 =  $uplconffilename;
3416     $uplp12name2 = $uplp12name;
3417     @n2nname = split(/\./,$uplconffilename);
3418     $n2nname[0] =~ s/\n|\r//g;
3419    }
3420     unless(-d "${General::swroot}/ovpn/n2nconf/"){mkdir "${General::swroot}/ovpn/n2nconf", 0755 or die "Unable to create dir $!";}
3421     unless(-d "${General::swroot}/ovpn/n2nconf/$n2nname[0]"){mkdir "${General::swroot}/ovpn/n2nconf/$n2nname[0]", 0770 or die "Unable to create dir $!";}
3422
3423         #Add collectd settings to configfile
3424         open(FILE, ">> $tempdir/$uplconffilename") or die 'Unable to open config file.';
3425         print FILE "# Logfile\n";
3426         print FILE "status-version 1\n";
3427         print FILE "status /var/run/openvpn/$n2nname[0]-n2n 10\n";
3428         if (&iscertlegacy("${General::swroot}/ovpn/certs/$cgiparams{'n2nname'}")) {
3429                 print CLIENTCONF "providers legacy default\n";
3430         }
3431
3432         close FILE;
3433
3434         unless(move("$tempdir/$uplconffilename", "${General::swroot}/ovpn/n2nconf/$n2nname[0]/$uplconffilename2")) {
3435             $errormessage = "*.conf move failed: $!";
3436             unlink ($filename);
3437             goto N2N_ERROR;
3438         }
3439
3440         unless(move("$tempdir/$uplp12name", "${General::swroot}/ovpn/certs/$uplp12name2")) {
3441             $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
3442             unlink ($filename);
3443             goto N2N_ERROR;
3444         }
3445
3446         chmod 0600, "${General::swroot}/ovpn/certs/$uplp12name";
3447
3448 my $complzoactive;
3449 my $mssfixactive;
3450 my $authactive;
3451 my $n2nfragment;
3452 my @n2nproto2 = split(/ /, (grep { /^proto/ } @firen2nconf)[0]);
3453 my @n2nproto = split(/-/, $n2nproto2[1]);
3454 my @n2nport = split(/ /, (grep { /^port/ } @firen2nconf)[0]);
3455 my @n2ntunmtu = split(/ /, (grep { /^tun-mtu/ } @firen2nconf)[0]);
3456 my @n2ncomplzo = grep { /^comp-lzo/ } @firen2nconf;
3457 if ($n2ncomplzo[0] =~ /comp-lzo/){$complzoactive = "on";} else {$complzoactive = "off";}
3458 my @n2nmssfix  = grep { /^mssfix/ } @firen2nconf;
3459 if ($n2nmssfix[0] =~ /mssfix/){$mssfixactive = "on";} else {$mssfixactive = "off";}
3460 #my @n2nmssfix = split(/ /, (grep { /^mssfix/ } @firen2nconf)[0]);
3461 my @n2nfragment = split(/ /, (grep { /^fragment/ } @firen2nconf)[0]);
3462 my @n2nremote = split(/ /, (grep { /^remote/ } @firen2nconf)[0]);
3463 my @n2novpnsuball = split(/ /, (grep { /^ifconfig/ } @firen2nconf)[0]);
3464 my @n2novpnsub =  split(/\./,$n2novpnsuball[1]);
3465 my @n2nremsub = split(/ /, (grep { /^route/ } @firen2nconf)[0]);
3466 my @n2nmgmt =  split(/ /, (grep { /^management/ } @firen2nconf)[0]);
3467 my @n2nlocalsub  = split(/ /, (grep { /^# remsub/ } @firen2nconf)[0]);
3468 my @n2ncipher = split(/ /, (grep { /^cipher/ } @firen2nconf)[0]);
3469 my @n2nauth = split(/ /, (grep { /^auth/ } @firen2nconf)[0]);;
3470
3471 ###
3472 # m.a.d delete CR and LF from arrays for this chomp doesnt work
3473 ###
3474
3475 $n2nremote[1] =~ s/\n|\r//g;
3476 $n2novpnsub[0] =~ s/\n|\r//g;
3477 $n2novpnsub[1] =~ s/\n|\r//g;
3478 $n2novpnsub[2] =~ s/\n|\r//g;
3479 $n2nproto[0] =~ s/\n|\r//g;
3480 $n2nport[1] =~ s/\n|\r//g;
3481 $n2ntunmtu[1] =~ s/\n|\r//g;
3482 $n2nremsub[1] =~ s/\n|\r//g;
3483 $n2nremsub[2] =~ s/\n|\r//g;
3484 $n2nlocalsub[2] =~ s/\n|\r//g;
3485 $n2nfragment[1] =~ s/\n|\r//g;
3486 $n2nmgmt[2] =~ s/\n|\r//g;
3487 $n2ncipher[1] =~ s/\n|\r//g;
3488 $n2nauth[1] =~ s/\n|\r//g;
3489 chomp ($complzoactive);
3490 chomp ($mssfixactive);
3491
3492 ###
3493 # Check if there is no other entry with this name
3494 ###
3495
3496         foreach my $dkey (keys %confighash) {
3497                 if ($confighash{$dkey}[1] eq $n2nname[0]) {
3498                         $errormessage = $Lang::tr{'a connection with this name already exists'};
3499                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3500             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3501       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3502                         goto N2N_ERROR;
3503                 }
3504         }
3505
3506 ###
3507 # Check if OpenVPN Subnet is valid
3508 ###
3509
3510 foreach my $dkey (keys %confighash) {
3511                 if ($confighash{$dkey}[27] eq "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0") {
3512                         $errormessage = 'The OpenVPN Subnet is already in use';
3513                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3514             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3515       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3516                         goto N2N_ERROR;
3517                 }
3518         }
3519
3520 ###
3521 # Check if Dest Port is vaild
3522 ###
3523
3524 foreach my $dkey (keys %confighash) {
3525                 if ($confighash{$dkey}[29] eq $n2nport[1] ) {
3526                         $errormessage = 'The OpenVPN Port is already in use';
3527                         unlink ("${General::swroot}/ovpn/n2nconf/$n2nname[0]/$n2nname[0].conf") or die "Removing Configfile fail: $!";
3528             unlink ("${General::swroot}/ovpn/certs/$n2nname[0].p12") or die "Removing Certfile fail: $!";
3529       rmdir ("${General::swroot}/ovpn/n2nconf/$n2nname[0]") || die "Removing Directory fail: $!";
3530                         goto N2N_ERROR;
3531                 }
3532         }
3533
3534
3535
3536   $key = &General::findhasharraykey (\%confighash);
3537
3538         foreach my $i (0 .. 42) { $confighash{$key}[$i] = "";}
3539
3540         $confighash{$key}[0] = 'off';
3541         $confighash{$key}[1] = $n2nname[0];
3542         $confighash{$key}[2] = $n2nname[0];
3543         $confighash{$key}[3] = 'net';
3544         $confighash{$key}[4] = 'cert';
3545         $confighash{$key}[6] = 'client';
3546         $confighash{$key}[8] =  $n2nlocalsub[2];
3547         $confighash{$key}[10] = $n2nremote[1];
3548         $confighash{$key}[11] = "$n2nremsub[1]/$n2nremsub[2]";
3549         $confighash{$key}[22] = $n2nmgmt[2];
3550         $confighash{$key}[23] = $mssfixactive;
3551         $confighash{$key}[24] = $n2nfragment[1];
3552         $confighash{$key}[25] = 'IPFire n2n Client';
3553         $confighash{$key}[26] = 'red';
3554         $confighash{$key}[27] = "$n2novpnsub[0].$n2novpnsub[1].$n2novpnsub[2].0/255.255.255.0";
3555         $confighash{$key}[28] = $n2nproto[0];
3556         $confighash{$key}[29] = $n2nport[1];
3557         $confighash{$key}[30] = $complzoactive;
3558         $confighash{$key}[31] = $n2ntunmtu[1];
3559         $confighash{$key}[39] = $n2nauth[1];
3560         $confighash{$key}[40] = $n2ncipher[1];
3561         $confighash{$key}[41] = 'no-pass';
3562
3563   &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3564
3565   N2N_ERROR:
3566
3567         &Header::showhttpheaders();
3568         &Header::openpage('Validate imported configuration', 1, '');
3569         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
3570         if ($errormessage) {
3571             &Header::openbox('100%', 'LEFT', $Lang::tr{'error messages'});
3572             print "<class name='base'>$errormessage";
3573             print "&nbsp;</class>";
3574             &Header::closebox();
3575
3576         } else
3577   {
3578                 &Header::openbox('100%', 'LEFT', 'import ipfire net2net config');
3579         }
3580         if ($errormessage eq ''){
3581         print <<END;
3582                 <!-- ipfire net2net config gui -->
3583                 <table width='100%'>
3584                 <tr><td width='25%'>&nbsp;</td><td width='25%'>&nbsp;</td></tr>
3585     <tr><td class='boldbase'>$Lang::tr{'name'}:</td><td><b>$n2nname[0]</b></td></tr>
3586     <tr><td>&nbsp;</td><td>&nbsp;</td></tr>
3587                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'Act as'}</td><td><b>$confighash{$key}[6]</b></td></tr>
3588                 <tr><td class='boldbase' nowrap='nowrap'>Remote Host </td><td><b>$confighash{$key}[10]</b></td></tr>
3589                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'local subnet'}</td><td><b>$confighash{$key}[8]</b></td></tr>
3590                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'remote subnet'}:</td><td><b>$confighash{$key}[11]</b></td></tr>
3591                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn subnet'}</td><td><b>$confighash{$key}[27]</b></td></tr>
3592                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'protocol'}</td><td><b>$confighash{$key}[28]</b></td></tr>
3593                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'destination port'}:</td><td><b>$confighash{$key}[29]</b></td></tr>
3594                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'comp-lzo'}</td><td><b>$confighash{$key}[30]</b></td></tr>
3595                 <tr><td class='boldbase' nowrap='nowrap'>MSSFIX:</td><td><b>$confighash{$key}[23]</b></td></tr>
3596                 <tr><td class='boldbase' nowrap='nowrap'>Fragment:</td><td><b>$confighash{$key}[24]</b></td></tr>
3597                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'MTU'}</td><td><b>$confighash{$key}[31]</b></td></tr>
3598                 <tr><td class='boldbase' nowrap='nowrap'>Management Port </td><td><b>$confighash{$key}[22]</b></td></tr>
3599                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'ovpn tls auth'}:</td><td><b>$confighash{$key}[39]</b></td></tr>
3600                 <tr><td class='boldbase' nowrap='nowrap'>$Lang::tr{'cipher'}</td><td><b>$confighash{$key}[40]</b></td></tr>
3601                 <tr><td>&nbsp;</td><td>&nbsp;</td></tr>
3602     </table>
3603 END
3604 ;
3605                 &Header::closebox();
3606         }
3607
3608         if ($errormessage) {
3609                 print "<div align='center'><a href='/cgi-bin/ovpnmain.cgi'>$Lang::tr{'back'}</a></div>";
3610         } else {
3611                 print "<div align='center'><form method='post' ENCTYPE='multipart/form-data'><input type='submit' name='ACTION' value='$Lang::tr{'add'}' />";
3612                 print "<input type='hidden' name='TYPE' value='net2netakn' />";
3613                 print "<input type='hidden' name='KEY' value='$key' />";
3614                 print "<input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></div></form>";
3615         }
3616         &Header::closebigbox();
3617         &Header::closepage();
3618         exit(0);
3619
3620
3621 ##
3622 ### Accept IPFire n2n Package Settings
3623 ###
3624
3625   }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
3626
3627 ###
3628 ### Discard and Rollback IPFire n2n Package Settings
3629 ###
3630
3631   }  elsif (($cgiparams{'ACTION'} eq $Lang::tr{'cancel'}) && ($cgiparams{'TYPE'} eq 'net2netakn')){
3632
3633      &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3634
3635 if ($confighash{$cgiparams{'KEY'}}) {
3636
3637      my $conffile = glob("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]/$confighash{$cgiparams{'KEY'}}[1].conf");
3638      my $certfile = glob("${General::swroot}/ovpn/certs/$confighash{$cgiparams{'KEY'}}[1].p12");
3639      unlink ($certfile) or die "Removing $certfile fail: $!";
3640      unlink ($conffile) or die "Removing $conffile fail: $!";
3641      rmdir ("${General::swroot}/ovpn/n2nconf/$confighash{$cgiparams{'KEY'}}[1]") || die "Kann Verzeichnis nicht loeschen: $!";
3642      delete $confighash{$cgiparams{'KEY'}};
3643     &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3644
3645      } else {
3646                 $errormessage = $Lang::tr{'invalid key'};
3647    }
3648
3649 ###
3650 ### Adding a new connection
3651 ###
3652 } elsif (($cgiparams{'ACTION'} eq $Lang::tr{'add'}) ||
3653          ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}) ||
3654          ($cgiparams{'ACTION'} eq $Lang::tr{'save'} && $cgiparams{'ADVANCED'} eq '')) {
3655     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
3656     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
3657
3658     if ($cgiparams{'ACTION'} eq $Lang::tr{'edit'}) {
3659                 if (! $confighash{$cgiparams{'KEY'}}[0]) {
3660                     $errormessage = $Lang::tr{'invalid key'};
3661                     goto VPNCONF_END;
3662                 }
3663                 $cgiparams{'ENABLED'}           = $confighash{$cgiparams{'KEY'}}[0];
3664                 $cgiparams{'NAME'}              = $confighash{$cgiparams{'KEY'}}[1];
3665                 $cgiparams{'TYPE'}              = $confighash{$cgiparams{'KEY'}}[3];
3666                 $cgiparams{'AUTH'}              = $confighash{$cgiparams{'KEY'}}[4];
3667                 $cgiparams{'PSK'}               = $confighash{$cgiparams{'KEY'}}[5];
3668                 $cgiparams{'SIDE'}              = $confighash{$cgiparams{'KEY'}}[6];
3669                 $cgiparams{'LOCAL_SUBNET'}      = $confighash{$cgiparams{'KEY'}}[8];
3670                 $cgiparams{'REMOTE'}            = $confighash{$cgiparams{'KEY'}}[10];
3671                 $cgiparams{'REMOTE_SUBNET'}     = $confighash{$cgiparams{'KEY'}}[11];
3672                 $cgiparams{'OVPN_MGMT'}         = $confighash{$cgiparams{'KEY'}}[22];
3673                 $cgiparams{'MSSFIX'}            = $confighash{$cgiparams{'KEY'}}[23];
3674                 $cgiparams{'FRAGMENT'}          = $confighash{$cgiparams{'KEY'}}[24];
3675                 $cgiparams{'REMARK'}            = $confighash{$cgiparams{'KEY'}}[25];
3676                 $cgiparams{'INTERFACE'}         = $confighash{$cgiparams{'KEY'}}[26];
3677                 $cgiparams{'OVPN_SUBNET'}       = $confighash{$cgiparams{'KEY'}}[27];
3678                 $cgiparams{'PROTOCOL'}          = $confighash{$cgiparams{'KEY'}}[28];
3679                 $cgiparams{'DEST_PORT'}         = $confighash{$cgiparams{'KEY'}}[29];
3680                 $cgiparams{'COMPLZO'}           = $confighash{$cgiparams{'KEY'}}[30];
3681                 $cgiparams{'MTU'}               = $confighash{$cgiparams{'KEY'}}[31];
3682                 $cgiparams{'CHECK1'}            = $confighash{$cgiparams{'KEY'}}[32];
3683                 $name=$cgiparams{'CHECK1'}      ;
3684                 $cgiparams{$name}               = $confighash{$cgiparams{'KEY'}}[33];
3685                 $cgiparams{'RG'}                = $confighash{$cgiparams{'KEY'}}[34];
3686                 $cgiparams{'CCD_DNS1'}          = $confighash{$cgiparams{'KEY'}}[35];
3687                 $cgiparams{'CCD_DNS2'}          = $confighash{$cgiparams{'KEY'}}[36];
3688                 $cgiparams{'CCD_WINS'}          = $confighash{$cgiparams{'KEY'}}[37];
3689                 $cgiparams{'DAUTH'}             = $confighash{$cgiparams{'KEY'}}[39];
3690                 $cgiparams{'DCIPHER'}           = $confighash{$cgiparams{'KEY'}}[40];
3691                 $cgiparams{'TLSAUTH'}           = $confighash{$cgiparams{'KEY'}}[41];
3692                 $cgiparams{'OTP_STATE'}         = $confighash{$cgiparams{'KEY'}}[43];
3693         } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'save'}) {
3694         $cgiparams{'REMARK'} = &Header::cleanhtml($cgiparams{'REMARK'});
3695
3696 # CCD check iroute field and convert it to decimal
3697 if ($cgiparams{'TYPE'} eq 'host') {
3698         my @temp=();
3699         my %ccdroutehash=();
3700         my $keypoint=0;
3701         my $ip;
3702         my $cidr;
3703         if ($cgiparams{'IR'} ne ''){
3704                 @temp = split("\n",$cgiparams{'IR'});
3705                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3706                 #find key to use
3707                 foreach my $key (keys %ccdroutehash) {
3708                         if ($ccdroutehash{$key}[0] eq $cgiparams{'NAME'}) {
3709                                 $keypoint=$key;
3710                                 delete $ccdroutehash{$key};
3711                         }else{
3712                                 $keypoint = &General::findhasharraykey (\%ccdroutehash);
3713                         }
3714                 }
3715                 $ccdroutehash{$keypoint}[0]=$cgiparams{'NAME'};
3716                 my $i=1;
3717                 my $val=0;
3718                 foreach $val (@temp){
3719                         chomp($val);
3720                         $val=~s/\s*$//g;
3721                         #check if iroute exists in ccdroute or if new iroute is part of an existing one
3722                         foreach my $key (keys %ccdroutehash) {
3723                                 foreach my $oldiroute ( 1 .. $#{$ccdroutehash{$key}}){
3724                                                 if ($ccdroutehash{$key}[$oldiroute] eq "$val") {
3725                                                         $errormessage=$errormessage.$Lang::tr{'ccd err irouteexist'};
3726                                                         goto VPNCONF_ERROR;
3727                                                 }
3728                                                 my ($ip1,$cidr1) = split (/\//, $val);
3729                                                 $ip1 = &General::getnetworkip($ip1,&General::iporsubtocidr($cidr1));
3730                                                 my ($ip2,$cidr2) = split (/\//, $ccdroutehash{$key}[$oldiroute]);
3731                                                 if (&General::IpInSubnet ($ip1,$ip2,$cidr2)){
3732                                                         $errormessage=$errormessage.$Lang::tr{'ccd err irouteexist'};
3733                                                         goto VPNCONF_ERROR;
3734                                                 }
3735
3736                                 }
3737                         }
3738                         if (!&General::validipandmask($val)){
3739                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($val)";
3740                                 goto VPNCONF_ERROR;
3741                         }else{
3742                                 ($ip,$cidr) = split(/\//,$val);
3743                                 $ip=&General::getnetworkip($ip,&General::iporsubtocidr($cidr));
3744                                 $cidr=&General::iporsubtodec($cidr);
3745                                 $ccdroutehash{$keypoint}[$i] = $ip."/".$cidr;
3746
3747                         }
3748
3749                         #check for existing network IP's
3750                         if (&General::IpInSubnet ($ip,$Network::ethernet{GREEN_NETADDRESS},$Network::ethernet{GREEN_NETMASK}) && $Network::ethernet{GREEN_NETADDRESS} ne '0.0.0.0')
3751                         {
3752                                 $errormessage=$Lang::tr{'ccd err green'};
3753                                 goto VPNCONF_ERROR;
3754                         }elsif(&General::IpInSubnet ($ip,$Network::ethernet{RED_NETADDRESS},$Network::ethernet{RED_NETMASK}) && $Network::ethernet{RED_NETADDRESS} ne '0.0.0.0')
3755                         {
3756                                 $errormessage=$Lang::tr{'ccd err red'};
3757                                 goto VPNCONF_ERROR;
3758                         }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 '')
3759                         {
3760                                 $errormessage=$Lang::tr{'ccd err blue'};
3761                                 goto VPNCONF_ERROR;
3762                         }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 '' )
3763                         {
3764                                 $errormessage=$Lang::tr{'ccd err orange'};
3765                                 goto VPNCONF_ERROR;
3766                         }
3767
3768                         if (&General::validipandmask($val)){
3769                                 $ccdroutehash{$keypoint}[$i] = $ip."/".$cidr;
3770                         }else{
3771                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($ip/$cidr)";
3772                                 goto VPNCONF_ERROR;
3773                         }
3774                         $i++;
3775                 }
3776                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3777                 &writeserverconf;
3778         }else{
3779                 &General::readhasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3780                 foreach my $key (keys %ccdroutehash) {
3781                         if ($ccdroutehash{$key}[0] eq $cgiparams{'NAME'}) {
3782                                 delete $ccdroutehash{$key};
3783                                 &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3784                                 &writeserverconf;
3785                         }
3786                 }
3787         }
3788         undef @temp;
3789         #check route field and convert it to decimal
3790         my $val=0;
3791         my $i=1;
3792         &General::readhasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
3793         #find key to use
3794         foreach my $key (keys %ccdroute2hash) {
3795                 if ($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}) {
3796                         $keypoint=$key;
3797                         delete $ccdroute2hash{$key};
3798                 }else{
3799                         $keypoint = &General::findhasharraykey (\%ccdroute2hash);
3800                         &General::writehasharray("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
3801                         &writeserverconf;
3802                 }
3803         }
3804         $ccdroute2hash{$keypoint}[0]=$cgiparams{'NAME'};
3805         if ($cgiparams{'IFROUTE'} eq ''){$cgiparams{'IFROUTE'} = $Lang::tr{'ccd none'};}
3806         @temp = split(/\|/,$cgiparams{'IFROUTE'});
3807         foreach $val (@temp){
3808                 chomp($val);
3809                 $val=~s/\s*$//g;
3810                 if ($val eq $Lang::tr{'green'})
3811                 {
3812                         $val=$Network::ethernet{GREEN_NETADDRESS}."/".$Network::ethernet{GREEN_NETMASK};
3813                 }
3814                 if ($val eq $Lang::tr{'blue'})
3815                 {
3816                         $val=$Network::ethernet{BLUE_NETADDRESS}."/".$Network::ethernet{BLUE_NETMASK};
3817                 }
3818                 if ($val eq $Lang::tr{'orange'})
3819                 {
3820                         $val=$Network::ethernet{ORANGE_NETADDRESS}."/".$Network::ethernet{ORANGE_NETMASK};
3821                 }
3822                 my ($ip,$cidr) = split (/\//, $val);
3823
3824                 if ($val ne $Lang::tr{'ccd none'})
3825                 {
3826                         if (! &check_routes_push($val)){$errormessage=$errormessage."Route $val ".$Lang::tr{'ccd err routeovpn2'}." ($val)";goto VPNCONF_ERROR;}
3827                         if (! &check_ccdroute($val)){$errormessage=$errormessage."<br>Route $val ".$Lang::tr{'ccd err inuse'}." ($val)" ;goto VPNCONF_ERROR;}
3828                         if (! &check_ccdconf($val)){$errormessage=$errormessage."<br>Route $val ".$Lang::tr{'ccd err routeovpn'}." ($val)";goto VPNCONF_ERROR;}
3829                         if (&General::validipandmask($val)){
3830                                 $val=$ip."/".&General::iporsubtodec($cidr);
3831                                 $ccdroute2hash{$keypoint}[$i] = $val;
3832                         }else{
3833                                 $errormessage=$errormessage."Route ".$Lang::tr{'ccd invalid'}." ($val)";
3834                                 goto VPNCONF_ERROR;
3835                         }
3836                 }else{
3837                         $ccdroute2hash{$keypoint}[$i]='';
3838                 }
3839                 $i++;
3840         }
3841         &General::writehasharray("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
3842
3843         #check dns1 ip
3844         if ($cgiparams{'CCD_DNS1'} ne '' &&  ! &General::validip($cgiparams{'CCD_DNS1'})) {
3845                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp dns'}." 1";
3846                         goto VPNCONF_ERROR;
3847         }
3848         #check dns2 ip
3849         if ($cgiparams{'CCD_DNS2'} ne '' &&  ! &General::validip($cgiparams{'CCD_DNS2'})) {
3850                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp dns'}." 2";
3851                         goto VPNCONF_ERROR;
3852         }
3853         #check wins ip
3854         if ($cgiparams{'CCD_WINS'} ne '' &&  ! &General::validip($cgiparams{'CCD_WINS'})) {
3855                         $errormessage=$errormessage."<br>".$Lang::tr{'invalid input for dhcp wins'};
3856                         goto VPNCONF_ERROR;
3857         }
3858 }
3859
3860         if ($cgiparams{'TYPE'} !~ /^(host|net)$/) {
3861                 $errormessage = $Lang::tr{'connection type is invalid'};
3862                 if ($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: $!";
3865                         goto VPNCONF_ERROR;
3866                 }
3867                 goto VPNCONF_ERROR;
3868         }
3869
3870         if ($cgiparams{'NAME'} !~ /^[a-zA-Z0-9]+$/) {
3871                 $errormessage = $Lang::tr{'name must only contain characters'};
3872                 if ($cgiparams{'TYPE'} eq 'net') {
3873                         goto VPNCONF_ERROR;
3874                 }
3875                 goto VPNCONF_ERROR;
3876         }
3877
3878         if ($cgiparams{'NAME'} =~ /^(host|01|block|private|clear|packetdefault)$/) {
3879                 $errormessage = $Lang::tr{'name is invalid'};
3880                 if ($cgiparams{'TYPE'} eq 'net') {
3881                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3882                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3883                         goto VPNCONF_ERROR;
3884                 }
3885                 goto VPNCONF_ERROR;
3886         }
3887
3888         if (length($cgiparams{'NAME'}) >60) {
3889                 $errormessage = $Lang::tr{'name too long'};
3890                 if ($cgiparams{'TYPE'} eq 'net') {
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: $!";
3893                         goto VPNCONF_ERROR;
3894                 }
3895                 goto VPNCONF_ERROR;
3896         }
3897
3898 if ($cgiparams{'TYPE'} eq 'net') {
3899         if ($cgiparams{'DEST_PORT'} eq  $vpnsettings{'DDEST_PORT'}) {
3900                         $errormessage = $Lang::tr{'openvpn destination port used'};
3901                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3902             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3903       goto VPNCONF_ERROR;
3904                 }
3905     #Bugfix 10357
3906     foreach my $key (sort keys %confighash){
3907                 if ( ($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])){
3908                         $errormessage = $Lang::tr{'openvpn destination port used'};
3909                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3910             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3911       goto VPNCONF_ERROR;
3912                 }
3913         }
3914     if ($cgiparams{'DEST_PORT'} eq  '') {
3915                         $errormessage = $Lang::tr{'invalid port'};
3916                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3917             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3918       goto VPNCONF_ERROR;
3919                 }
3920
3921     # Check if the input for the transfer net is valid.
3922     if (!&General::validipandmask($cgiparams{'OVPN_SUBNET'})){
3923                         $errormessage = $Lang::tr{'ccd err invalidnet'};
3924                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3925             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3926                         goto VPNCONF_ERROR;
3927                 }
3928
3929     if ($cgiparams{'OVPN_SUBNET'} eq  $vpnsettings{'DOVPN_SUBNET'}) {
3930                         $errormessage = $Lang::tr{'openvpn subnet is used'};
3931                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3932             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3933                         goto VPNCONF_ERROR;
3934                 }
3935
3936           if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'MSSFIX'} eq 'on')) {
3937             $errormessage = $Lang::tr{'openvpn mssfix allowed with udp'};
3938             unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3939             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3940             goto VPNCONF_ERROR;
3941     }
3942
3943     if (($cgiparams{'PROTOCOL'} eq 'tcp') && ($cgiparams{'FRAGMENT'} ne '')) {
3944             $errormessage = $Lang::tr{'openvpn fragment allowed with udp'};
3945             unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3946             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3947             goto VPNCONF_ERROR;
3948     }
3949
3950     if (!&Network::check_subnet($cgiparams{'LOCAL_SUBNET'}))  {
3951                   $errormessage = $Lang::tr{'openvpn prefix local subnet'};
3952                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3953             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3954                   goto VPNCONF_ERROR;
3955                 }
3956
3957     if (!&Network::check_subnet($cgiparams{'OVPN_SUBNET'}))  {
3958                   $errormessage = $Lang::tr{'openvpn prefix openvpn subnet'};
3959                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3960             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3961                   goto VPNCONF_ERROR;
3962                 }
3963
3964     if (!&Network::check_subnet($cgiparams{'REMOTE_SUBNET'}))  {
3965                   $errormessage = $Lang::tr{'openvpn prefix remote subnet'};
3966                   unlink ("${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: $!";
3968                   goto VPNCONF_ERROR;
3969                 }
3970
3971         if ($cgiparams{'DEST_PORT'} <= 1023) {
3972                 $errormessage = $Lang::tr{'ovpn port in root range'};
3973                   unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
3974             rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
3975                   goto VPNCONF_ERROR;
3976                 }
3977
3978         if ($cgiparams{'OVPN_MGMT'} eq '') {
3979                 $cgiparams{'OVPN_MGMT'} = $cgiparams{'DEST_PORT'};
3980                 }
3981
3982         if ($cgiparams{'OVPN_MGMT'} <= 1023) {
3983                 $errormessage = $Lang::tr{'ovpn mgmt in root range'};
3984                   unlink ("${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: $!";
3986                   goto VPNCONF_ERROR;
3987         }
3988         #Check if remote subnet is used elsewhere
3989         my ($n2nip,$n2nsub)=split("/",$cgiparams{'REMOTE_SUBNET'});
3990         $warnmessage=&General::checksubnets('',$n2nip,'ovpn');
3991         if ($warnmessage){
3992                 $warnmessage=$Lang::tr{'remote subnet'}." ($cgiparams{'REMOTE_SUBNET'}) <br>".$warnmessage;
3993         }
3994 }
3995
3996         # Check if there is no other entry with this name
3997         if (! $cgiparams{'KEY'}) {
3998             foreach my $key (keys %confighash) {
3999                 if ($confighash{$key}[1] eq $cgiparams{'NAME'}) {
4000                     $errormessage = $Lang::tr{'a connection with this name already exists'};
4001                     if ($cgiparams{'TYPE'} eq 'net') {
4002         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4003               rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4004         }
4005                     goto VPNCONF_ERROR;
4006                 }
4007             }
4008         }
4009
4010         # Check if a remote host/IP has been set for the client.
4011         if ($cgiparams{'TYPE'} eq 'net') {
4012                 if ($cgiparams{'SIDE'} ne 'server' && $cgiparams{'REMOTE'} eq '') {
4013                         $errormessage = $Lang::tr{'invalid input for remote host/ip'};
4014
4015                         # Check if this is a N2N connection and drop temporary config.
4016                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4017                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4018
4019                         goto VPNCONF_ERROR;
4020                 }
4021
4022                 # Check if a remote host/IP has been configured - the field can be empty on the server side.
4023                 if ($cgiparams{'REMOTE'} ne '') {
4024                         # Check if the given IP is valid - otherwise check if it is a valid domain.
4025                         if (! &General::validip($cgiparams{'REMOTE'})) {
4026                                 # Check for a valid domain.
4027                                 if (! &General::validfqdn ($cgiparams{'REMOTE'}))  {
4028                                         $errormessage = $Lang::tr{'invalid input for remote host/ip'};
4029
4030                                         # Check if this is a N2N connection and drop temporary config.
4031                                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4032                                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4033
4034                                         goto VPNCONF_ERROR;
4035                                 }
4036                         }
4037                 }
4038         }
4039
4040         if ($cgiparams{'TYPE'} ne 'host') {
4041             unless (&General::validipandmask($cgiparams{'LOCAL_SUBNET'})) {
4042                     $errormessage = $Lang::tr{'local subnet is invalid'};
4043                     if ($cgiparams{'TYPE'} eq 'net') {
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: $!";
4046               }
4047                         goto VPNCONF_ERROR;}
4048         }
4049         # Check if there is no other entry without IP-address and PSK
4050         if ($cgiparams{'REMOTE'} eq '') {
4051             foreach my $key (keys %confighash) {
4052                 if(($cgiparams{'KEY'} ne $key) &&
4053                    ($confighash{$key}[4] eq 'psk' || $cgiparams{'AUTH'} eq 'psk') &&
4054                     $confighash{$key}[10] eq '') {
4055                         $errormessage = $Lang::tr{'you can only define one roadwarrior connection when using pre-shared key authentication'};
4056                         goto VPNCONF_ERROR;
4057                 }
4058             }
4059         }
4060         if (($cgiparams{'TYPE'} eq 'net') && (! &General::validipandmask($cgiparams{'REMOTE_SUBNET'}))) {
4061                 $errormessage = $Lang::tr{'remote subnet is invalid'};
4062                 unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4063                       rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4064                 goto VPNCONF_ERROR;
4065         }
4066
4067         # Check for N2N that OpenSSL maximum of valid days will not be exceeded
4068         if ($cgiparams{'TYPE'} eq 'net') {
4069                 if ($cgiparams{'DAYS_VALID'} >= '999999') {
4070                         $errormessage = $Lang::tr{'invalid input for valid till days'};
4071                         unlink ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}/$cgiparams{'NAME'}.conf") or die "Removing Configfile fail: $!";
4072                         rmdir ("${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}") || die "Removing Directory fail: $!";
4073                         goto VPNCONF_ERROR;
4074                 }
4075         }
4076
4077         if ($cgiparams{'ENABLED'} !~ /^(on|off|)$/) {
4078             $errormessage = $Lang::tr{'invalid input'};
4079             goto VPNCONF_ERROR;
4080         }
4081
4082         if ($cgiparams{'AUTH'} eq 'certreq') {
4083             if ($cgiparams{'KEY'}) {
4084                 $errormessage = $Lang::tr{'cant change certificates'};
4085                 goto VPNCONF_ERROR;
4086             }
4087             unless (ref ($cgiparams{'FH'})) {
4088                 $errormessage = $Lang::tr{'there was no file upload'};
4089                 goto VPNCONF_ERROR;
4090             }
4091
4092             # Move uploaded certificate request to a temporary file
4093             (my $fh, my $filename) = tempfile( );
4094             if (copy ($cgiparams{'FH'}, $fh) != 1) {
4095                 $errormessage = $!;
4096                 goto VPNCONF_ERROR;
4097             }
4098
4099             # Sign the certificate request and move it
4100             # Sign the host certificate request
4101             # The system call is safe, because all arguments are passed as an array.
4102             system('/usr/bin/openssl', 'ca', '-days', "$cgiparams{'DAYS_VALID'}",
4103                 '-batch', '-notext',
4104                 '-in', $filename,
4105                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4106                 '-config', "/usr/share/openvpn/ovpn.cnf");
4107             if ($?) {
4108                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4109                 unlink ($filename);
4110                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4111                 &cleanssldatabase();
4112                 goto VPNCONF_ERROR;
4113             } else {
4114                 unlink ($filename);
4115                 &deletebackupcert();
4116             }
4117
4118             my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4119             my $temp;
4120
4121             foreach my $line (@temp) {
4122                 if ($line =~ /Subject:.*CN\s?=\s?(.*)[\n]/) {
4123                         $temp = $1;
4124                         $temp =~ s+/Email+, E+;
4125                         $temp =~ s/ ST=/ S=/;
4126
4127                         last;
4128                 }
4129             }
4130
4131             $cgiparams{'CERT_NAME'} = $temp;
4132             $cgiparams{'CERT_NAME'} =~ s/,//g;
4133             $cgiparams{'CERT_NAME'} =~ s/\'//g;
4134             if ($cgiparams{'CERT_NAME'} eq '') {
4135                 $errormessage = $Lang::tr{'could not retrieve common name from certificate'};
4136                 goto VPNCONF_ERROR;
4137             }
4138         } elsif ($cgiparams{'AUTH'} eq 'certfile') {
4139             if ($cgiparams{'KEY'}) {
4140                 $errormessage = $Lang::tr{'cant change certificates'};
4141                 goto VPNCONF_ERROR;
4142             }
4143             unless (ref ($cgiparams{'FH'})) {
4144                 $errormessage = $Lang::tr{'there was no file upload'};
4145                 goto VPNCONF_ERROR;
4146             }
4147             # Move uploaded certificate to a temporary file
4148             (my $fh, my $filename) = tempfile( );
4149             if (copy ($cgiparams{'FH'}, $fh) != 1) {
4150                 $errormessage = $!;
4151                 goto VPNCONF_ERROR;
4152             }
4153
4154             # Verify the certificate has a valid CA and move it
4155             my $validca = 0;
4156             my @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/cacert.pem", "$filename");
4157             if (grep(/: OK/, @test)) {
4158                 $validca = 1;
4159             } else {
4160                 foreach my $key (keys %cahash) {
4161                     @test = &General::system_output("/usr/bin/openssl", "verify", "-CAfile", "${General::swroot}/ovpn/ca/$cahash{$key}[0]cert.pem", "$filename");
4162                     if (grep(/: OK/, @test)) {
4163                         $validca = 1;
4164                     }
4165                 }
4166             }
4167             if (! $validca) {
4168                 $errormessage = $Lang::tr{'certificate does not have a valid ca associated with it'};
4169                 unlink ($filename);
4170                 goto VPNCONF_ERROR;
4171             } else {
4172                 unless(move($filename, "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem")) {
4173                     $errormessage = "$Lang::tr{'certificate file move failed'}: $!";
4174                     unlink ($filename);
4175                     goto VPNCONF_ERROR;
4176                 }
4177             }
4178
4179             my @temp = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4180             my $temp;
4181
4182             foreach my $line (@temp) {
4183                 if ($line =~ /Subject:.*CN\s?=\s?(.*)[\n]/) {
4184                         $temp = $1;
4185                         $temp =~ s+/Email+, E+;
4186                         $temp =~ s/ ST=/ S=/;
4187
4188                         last;
4189                 }
4190             }
4191
4192             $cgiparams{'CERT_NAME'} = $temp;
4193             $cgiparams{'CERT_NAME'} =~ s/,//g;
4194             $cgiparams{'CERT_NAME'} =~ s/\'//g;
4195             if ($cgiparams{'CERT_NAME'} eq '') {
4196                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4197                 $errormessage = $Lang::tr{'could not retrieve common name from certificate'};
4198                 goto VPNCONF_ERROR;
4199             }
4200         } elsif ($cgiparams{'AUTH'} eq 'certgen') {
4201             if ($cgiparams{'KEY'}) {
4202                 $errormessage = $Lang::tr{'cant change certificates'};
4203                 goto VPNCONF_ERROR;
4204             }
4205             # Validate input since the form was submitted
4206             if (length($cgiparams{'CERT_NAME'}) >60) {
4207                 $errormessage = $Lang::tr{'name too long'};
4208                 goto VPNCONF_ERROR;
4209             }
4210             if ($cgiparams{'CERT_NAME'} eq '' || $cgiparams{'CERT_NAME'} !~ /^[a-zA-Z0-9 ,\.\-_]+$/) {
4211                 $errormessage = $Lang::tr{'invalid input for name'};
4212                 goto VPNCONF_ERROR;
4213             }
4214             if ($cgiparams{'CERT_EMAIL'} ne '' && (! &General::validemail($cgiparams{'CERT_EMAIL'}))) {
4215                 $errormessage = $Lang::tr{'invalid input for e-mail address'};
4216                 goto VPNCONF_ERROR;
4217             }
4218             if (length($cgiparams{'CERT_EMAIL'}) > 40) {
4219                 $errormessage = $Lang::tr{'e-mail address too long'};
4220                 goto VPNCONF_ERROR;
4221             }
4222             if ($cgiparams{'CERT_OU'} ne '' && $cgiparams{'CERT_OU'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4223                 $errormessage = $Lang::tr{'invalid input for department'};
4224                 goto VPNCONF_ERROR;
4225             }
4226             if (length($cgiparams{'CERT_ORGANIZATION'}) >60) {
4227                 $errormessage = $Lang::tr{'organization too long'};
4228                 goto VPNCONF_ERROR;
4229             }
4230             if ($cgiparams{'CERT_ORGANIZATION'} !~ /^[a-zA-Z0-9 ,\.\-_]+$/) {
4231                 $errormessage = $Lang::tr{'invalid input for organization'};
4232                 goto VPNCONF_ERROR;
4233             }
4234             if ($cgiparams{'CERT_CITY'} ne '' && $cgiparams{'CERT_CITY'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4235                 $errormessage = $Lang::tr{'invalid input for city'};
4236                 goto VPNCONF_ERROR;
4237             }
4238             if ($cgiparams{'CERT_STATE'} ne '' && $cgiparams{'CERT_STATE'} !~ /^[a-zA-Z0-9 ,\.\-_]*$/) {
4239                 $errormessage = $Lang::tr{'invalid input for state or province'};
4240                 goto VPNCONF_ERROR;
4241             }
4242             if ($cgiparams{'CERT_COUNTRY'} !~ /^[A-Z]*$/) {
4243                 $errormessage = $Lang::tr{'invalid input for country'};
4244                 goto VPNCONF_ERROR;
4245             }
4246             if ($cgiparams{'CERT_PASS1'} ne '' && $cgiparams{'CERT_PASS2'} ne ''){
4247                 if (length($cgiparams{'CERT_PASS1'}) < 5) {
4248                     $errormessage = $Lang::tr{'password too short'};
4249                     goto VPNCONF_ERROR;
4250                 }
4251             }
4252             if ($cgiparams{'CERT_PASS1'} ne $cgiparams{'CERT_PASS2'}) {
4253                 $errormessage = $Lang::tr{'passwords do not match'};
4254                 goto VPNCONF_ERROR;
4255             }
4256             if ($cgiparams{'DAYS_VALID'} eq '' && $cgiparams{'DAYS_VALID'} !~ /^[0-9]+$/) {
4257                 $errormessage = $Lang::tr{'invalid input for valid till days'};
4258                 goto VPNCONF_ERROR;
4259             }
4260
4261             # Check for RW that OpenSSL maximum of valid days will not be exceeded
4262             if ($cgiparams{'TYPE'} eq 'host') {
4263                 if ($cgiparams{'DAYS_VALID'} >= '999999') {
4264                         $errormessage = $Lang::tr{'invalid input for valid till days'};
4265                         goto VPNCONF_ERROR;
4266                 }
4267             }
4268
4269             # Check for RW if client name is already set
4270             if ($cgiparams{'TYPE'} eq 'host') {
4271                     foreach my $key (keys %confighash) {
4272                             if ($confighash{$key}[1] eq $cgiparams{'NAME'}) {
4273                                     $errormessage = $Lang::tr{'a connection with this name already exists'};
4274                                     goto VPNCONF_ERROR;
4275                     }
4276                     }
4277             }
4278
4279             # Check if there is no other entry with this common name
4280             if ((! $cgiparams{'KEY'}) && ($cgiparams{'AUTH'} ne 'psk')) {
4281                 foreach my $key (keys %confighash) {
4282                     if ($confighash{$key}[2] eq $cgiparams{'CERT_NAME'}) {
4283                         $errormessage = $Lang::tr{'a connection with this common name already exists'};
4284                         goto VPNCONF_ERROR;
4285                     }
4286                 }
4287             }
4288
4289             # Replace empty strings with a .
4290             (my $ou = $cgiparams{'CERT_OU'}) =~ s/^\s*$/\./;
4291             (my $city = $cgiparams{'CERT_CITY'}) =~ s/^\s*$/\./;
4292             (my $state = $cgiparams{'CERT_STATE'}) =~ s/^\s*$/\./;
4293
4294             # Create the Host certificate request client
4295             my $pid = open(OPENSSL, "|-");
4296             $SIG{ALRM} = sub { $errormessage = $Lang::tr{'broken pipe'}; goto VPNCONF_ERROR;};
4297             if ($pid) { # parent
4298                 print OPENSSL "$cgiparams{'CERT_COUNTRY'}\n";
4299                 print OPENSSL "$state\n";
4300                 print OPENSSL "$city\n";
4301                 print OPENSSL "$cgiparams{'CERT_ORGANIZATION'}\n";
4302                 print OPENSSL "$ou\n";
4303                 print OPENSSL "$cgiparams{'CERT_NAME'}\n";
4304                 print OPENSSL "$cgiparams{'CERT_EMAIL'}\n";
4305                 print OPENSSL ".\n";
4306                 print OPENSSL ".\n";
4307                 close (OPENSSL);
4308                 if ($?) {
4309                     $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4310                     unlink ("${General::swroot}ovpn/certs/$cgiparams{'NAME'}key.pem");
4311                     unlink ("${General::swroot}ovpn/certs/$cgiparams{'NAME'}req.pem");
4312                     goto VPNCONF_ERROR;
4313                 }
4314             } else {    # child
4315                 unless (exec ('/usr/bin/openssl', 'req', '-nodes',
4316                         '-newkey', 'rsa:4096',
4317                         '-keyout', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem",
4318                         '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem",
4319                         '-config', "/usr/share/openvpn/ovpn.cnf")) {
4320                     $errormessage = "$Lang::tr{'cant start openssl'}: $!";
4321                     unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4322                     unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4323                     goto VPNCONF_ERROR;
4324                 }
4325             }
4326
4327             # Sign the host certificate request
4328             # The system call is safe, because all arguments are passed as an array.
4329             system('/usr/bin/openssl', 'ca', '-days', "$cgiparams{'DAYS_VALID'}",
4330                 '-batch', '-notext',
4331                 '-in',  "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem",
4332                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4333                 '-config', "/usr/share/openvpn/ovpn.cnf");
4334             if ($?) {
4335                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4336                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4337                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4338                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4339                 &cleanssldatabase();
4340                 goto VPNCONF_ERROR;
4341             } else {
4342                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}req.pem");
4343                 &deletebackupcert();
4344             }
4345
4346             # Create the pkcs12 file
4347             # The system call is safe, because all arguments are passed as an array.
4348             system('/usr/bin/openssl', 'pkcs12', '-export',
4349                 '-inkey', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem",
4350                 '-in', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem",
4351                 '-name', $cgiparams{'NAME'},
4352                 '-passout', "pass:$cgiparams{'CERT_PASS1'}",
4353                 '-certfile', "${General::swroot}/ovpn/ca/cacert.pem",
4354                 '-caname', "$vpnsettings{'ROOTCERT_ORGANIZATION'} CA",
4355                 '-out', "${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12");
4356             if ($?) {
4357                 $errormessage = "$Lang::tr{'openssl produced an error'}: $?";
4358                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4359                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}cert.pem");
4360                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}.p12");
4361                 goto VPNCONF_ERROR;
4362             } else {
4363                 unlink ("${General::swroot}/ovpn/certs/$cgiparams{'NAME'}key.pem");
4364             }
4365         } elsif ($cgiparams{'AUTH'} eq 'cert') {
4366             ;# Nothing, just editing
4367         } else {
4368             $errormessage = $Lang::tr{'invalid input for authentication method'};
4369             goto VPNCONF_ERROR;
4370         }
4371
4372     # Save the config
4373         my $key = $cgiparams{'KEY'};
4374
4375         if (! $key) {
4376             $key = &General::findhasharraykey (\%confighash);
4377             foreach my $i (0 .. 43) { $confighash{$key}[$i] = "";}
4378         }
4379         $confighash{$key}[0]            = $cgiparams{'ENABLED'};
4380         $confighash{$key}[1]            = $cgiparams{'NAME'};
4381         if ((! $cgiparams{'KEY'}) && $cgiparams{'AUTH'} ne 'psk') {
4382             $confighash{$key}[2]        = $cgiparams{'CERT_NAME'};
4383         }
4384
4385         $confighash{$key}[3]            = $cgiparams{'TYPE'};
4386         if ($cgiparams{'AUTH'} eq 'psk') {
4387             $confighash{$key}[4]        = 'psk';
4388             $confighash{$key}[5]        = $cgiparams{'PSK'};
4389         } else {
4390             $confighash{$key}[4]        = 'cert';
4391         }
4392         if ($cgiparams{'TYPE'} eq 'net') {
4393             $confighash{$key}[6]        = $cgiparams{'SIDE'};
4394             $confighash{$key}[11]       = $cgiparams{'REMOTE_SUBNET'};
4395         }
4396         $confighash{$key}[8]            = $cgiparams{'LOCAL_SUBNET'};
4397         $confighash{$key}[10]           = $cgiparams{'REMOTE'};
4398         if ($cgiparams{'OVPN_MGMT'} eq '') {
4399         $confighash{$key}[22]           = $confighash{$key}[29];
4400         } else {
4401         $confighash{$key}[22]           = $cgiparams{'OVPN_MGMT'};
4402         }
4403         $confighash{$key}[23]           = $cgiparams{'MSSFIX'};
4404         $confighash{$key}[24]           = $cgiparams{'FRAGMENT'};
4405         $confighash{$key}[25]           = $cgiparams{'REMARK'};
4406         $confighash{$key}[26]           = $cgiparams{'INTERFACE'};
4407 # new fields
4408         $confighash{$key}[27]           = $cgiparams{'OVPN_SUBNET'};
4409         $confighash{$key}[28]           = $cgiparams{'PROTOCOL'};
4410         $confighash{$key}[29]           = $cgiparams{'DEST_PORT'};
4411         $confighash{$key}[30]           = $cgiparams{'COMPLZO'};
4412         $confighash{$key}[31]           = $cgiparams{'MTU'};
4413         $confighash{$key}[32]           = $cgiparams{'CHECK1'};
4414         $name=$cgiparams{'CHECK1'};
4415         $confighash{$key}[33]           = $cgiparams{$name};
4416         $confighash{$key}[34]           = $cgiparams{'RG'};
4417         $confighash{$key}[35]           = $cgiparams{'CCD_DNS1'};
4418         $confighash{$key}[36]           = $cgiparams{'CCD_DNS2'};
4419         $confighash{$key}[37]           = $cgiparams{'CCD_WINS'};
4420         $confighash{$key}[39]           = $cgiparams{'DAUTH'};
4421         $confighash{$key}[40]           = $cgiparams{'DCIPHER'};
4422
4423        if ($confighash{$key}[41] eq "") {
4424                if (($cgiparams{'TYPE'} eq 'host') && ($cgiparams{'CERT_PASS1'} eq "")) {
4425                        $confighash{$key}[41] = "no-pass";
4426                } elsif (($cgiparams{'TYPE'} eq 'host') && ($cgiparams{'CERT_PASS1'} ne "")) {
4427                        $confighash{$key}[41] = "pass";
4428                } elsif ($cgiparams{'TYPE'} eq 'net') {
4429                        $confighash{$key}[41] = "no-pass";
4430                }
4431        }
4432
4433    $confighash{$key}[42] = 'HOTP/T30/6';
4434         $confighash{$key}[43] = $cgiparams{'OTP_STATE'};
4435         if (($confighash{$key}[43] eq 'on') && ($confighash{$key}[44] eq '')) {
4436                 my @otp_secret = &General::system_output("/usr/bin/openssl", "rand", "-hex", "20");
4437       chomp($otp_secret[0]);
4438                 $confighash{$key}[44] = $otp_secret[0];
4439         } elsif ($confighash{$key}[43] eq '') {
4440                 $confighash{$key}[44] = '';
4441         }
4442
4443         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4444
4445         # Rewrite the server configuration
4446         &writeserverconf();
4447
4448         if ($cgiparams{'TYPE'} eq 'net') {
4449
4450                 if (-e "/var/run/$confighash{$key}[1]n2n.pid") {
4451                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "stop", "$confighash{$cgiparams{'KEY'}}[1]");
4452
4453                         &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4454                         my $key = $cgiparams{'KEY'};
4455                         if (! $key) {
4456                             $key = &General::findhasharraykey (\%confighash);
4457                             foreach my $i (0 .. 31) {
4458                                     $confighash{$key}[$i] = "";
4459                             }
4460                         }
4461
4462                         $confighash{$key}[0] = 'on';
4463                         &General::writehasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
4464
4465                         &General::system("/usr/local/bin/openvpnctrl", "n2n", "start", "$confighash{$cgiparams{'KEY'}}[1]");
4466                 }
4467         }
4468
4469         goto VPNCONF_END;
4470     } else {
4471         $cgiparams{'ENABLED'} = 'on';
4472         $cgiparams{'MSSFIX'} = 'on';
4473         $cgiparams{'FRAGMENT'} = '1300';
4474         $cgiparams{'DAUTH'} = 'SHA512';
4475         $cgiparams{'SIDE'} = 'left';
4476         if ( ! -f "${General::swroot}/ovpn/ca/cakey.pem" ) {
4477             $cgiparams{'AUTH'} = 'psk';
4478         } elsif ( ! -f "${General::swroot}/ovpn/ca/cacert.pem") {
4479             $cgiparams{'AUTH'} = 'certfile';
4480         } else {
4481             $cgiparams{'AUTH'} = 'certgen';
4482         }
4483         $cgiparams{'LOCAL_SUBNET'}      ="$Network::ethernet{'GREEN_NETADDRESS'}/$Network::ethernet{'GREEN_NETMASK'}";
4484         $cgiparams{'CERT_ORGANIZATION'} = $vpnsettings{'ROOTCERT_ORGANIZATION'};
4485         $cgiparams{'CERT_CITY'}         = $vpnsettings{'ROOTCERT_CITY'};
4486         $cgiparams{'CERT_STATE'}        = $vpnsettings{'ROOTCERT_STATE'};
4487         $cgiparams{'CERT_COUNTRY'}      = $vpnsettings{'ROOTCERT_COUNTRY'};
4488         $cgiparams{'DAYS_VALID'}        = $vpnsettings{'DAYS_VALID'} = '730';
4489     }
4490
4491     VPNCONF_ERROR:
4492     $checked{'ENABLED'}{'off'} = '';
4493     $checked{'ENABLED'}{'on'} = '';
4494     $checked{'ENABLED'}{$cgiparams{'ENABLED'}} = 'CHECKED';
4495
4496         $checked{'OTP_STATE'}{$cgiparams{'OTP_STATE'}} = 'CHECKED';
4497
4498     $selected{'SIDE'}{'server'} = '';
4499     $selected{'SIDE'}{'client'} = '';
4500     $selected{'SIDE'}{$cgiparams{'SIDE'}} = 'SELECTED';
4501
4502     $selected{'PROTOCOL'}{'udp'} = '';
4503     $selected{'PROTOCOL'}{'tcp'} = '';
4504     $selected{'PROTOCOL'}{$cgiparams{'PROTOCOL'}} = 'SELECTED';
4505
4506
4507     $checked{'AUTH'}{'psk'} = '';
4508     $checked{'AUTH'}{'certreq'} = '';
4509     $checked{'AUTH'}{'certgen'} = '';
4510     $checked{'AUTH'}{'certfile'} = '';
4511     $checked{'AUTH'}{$cgiparams{'AUTH'}} = 'CHECKED';
4512
4513     $selected{'INTERFACE'}{$cgiparams{'INTERFACE'}} = 'SELECTED';
4514
4515     $checked{'COMPLZO'}{'off'} = '';
4516     $checked{'COMPLZO'}{'on'} = '';
4517     $checked{'COMPLZO'}{$cgiparams{'COMPLZO'}} = 'CHECKED';
4518
4519     $checked{'MSSFIX'}{'off'} = '';
4520     $checked{'MSSFIX'}{'on'} = '';
4521     $checked{'MSSFIX'}{$cgiparams{'MSSFIX'}} = 'CHECKED';
4522
4523     $selected{'DCIPHER'}{'AES-256-GCM'} = '';
4524     $selected{'DCIPHER'}{'AES-192-GCM'} = '';
4525     $selected{'DCIPHER'}{'AES-128-GCM'} = '';
4526     $selected{'DCIPHER'}{'CAMELLIA-256-CBC'} = '';
4527     $selected{'DCIPHER'}{'CAMELLIA-192-CBC'} = '';
4528     $selected{'DCIPHER'}{'CAMELLIA-128-CBC'} = '';
4529     $selected{'DCIPHER'}{'AES-256-CBC'} = '';
4530     $selected{'DCIPHER'}{'AES-192-CBC'} = '';
4531     $selected{'DCIPHER'}{'AES-128-CBC'} = '';
4532     $selected{'DCIPHER'}{'DESX-CBC'} = '';
4533     $selected{'DCIPHER'}{'SEED-CBC'} = '';
4534     $selected{'DCIPHER'}{'DES-EDE3-CBC'} = '';
4535     $selected{'DCIPHER'}{'DES-EDE-CBC'} = '';
4536     $selected{'DCIPHER'}{'CAST5-CBC'} = '';
4537     $selected{'DCIPHER'}{'BF-CBC'} = '';
4538     $selected{'DCIPHER'}{'DES-CBC'} = '';
4539     $selected{'DCIPHER'}{$cgiparams{'DCIPHER'}} = 'SELECTED';
4540     $selected{'DAUTH'}{'whirlpool'} = '';
4541     $selected{'DAUTH'}{'SHA512'} = '';
4542     $selected{'DAUTH'}{'SHA384'} = '';
4543     $selected{'DAUTH'}{'SHA256'} = '';
4544     $selected{'DAUTH'}{'SHA1'} = '';
4545     $selected{'DAUTH'}{$cgiparams{'DAUTH'}} = 'SELECTED';
4546     $checked{'TLSAUTH'}{'off'} = '';
4547     $checked{'TLSAUTH'}{'on'} = '';
4548     $checked{'TLSAUTH'}{$cgiparams{'TLSAUTH'}} = 'CHECKED';
4549
4550     if (1) {
4551         &Header::showhttpheaders();
4552         &Header::openpage($Lang::tr{'ovpn'}, 1, '');
4553         &Header::openbigbox('100%', 'LEFT', '', $errormessage);
4554
4555         # Show any errors
4556         &Header::errorbox($errormessage);
4557
4558         if ($warnmessage) {
4559             &Header::openbox('100%', 'LEFT', "$Lang::tr{'warning messages'}:");
4560             print "<class name='base'>$warnmessage";
4561             print "&nbsp;</class>";
4562             &Header::closebox();
4563         }
4564
4565         print "<form method='post' enctype='multipart/form-data'>";
4566         print "<input type='hidden' name='TYPE' value='$cgiparams{'TYPE'}' />";
4567
4568         if ($cgiparams{'KEY'}) {
4569             print "<input type='hidden' name='KEY' value='$cgiparams{'KEY'}' />";
4570             print "<input type='hidden' name='AUTH' value='$cgiparams{'AUTH'}' />";
4571         }
4572
4573         &Header::openbox('100%', 'LEFT', "$Lang::tr{'connection'}:");
4574
4575         my $readonly = ($cgiparams{'KEY'}) ? "readonly" : "";
4576
4577         print <<END;
4578                 <table class="form">
4579                         <tr>
4580                                 <td>
4581                                         $Lang::tr{'name'}
4582                                 </td>
4583                                 <td>
4584                                         <input type="text" name="NAME" value="$cgiparams{'NAME'}" $readonly/>
4585                                 </td>
4586                         </tr>
4587
4588                         <tr>
4589                                 <td>
4590                                         $Lang::tr{'remark title'}
4591                                 </td>
4592                                 <td>
4593                                         <input type="text" name="REMARK" value="$cgiparams{'REMARK'}" />
4594                                 </td>
4595                         </tr>
4596 END
4597
4598         if ($cgiparams{'TYPE'} eq 'host') {
4599                 print <<END;
4600                         <tr>
4601                                 <td>
4602                                         $Lang::tr{'enabled'}
4603                                 </td>
4604                                 <td>
4605                                         <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} />
4606                                 </td>
4607                         </tr>
4608
4609                         <tr>
4610                                 <td>
4611                                         $Lang::tr{'enable otp'}
4612                                 </td>
4613                                 <td>
4614                                         <input type='checkbox' name='OTP_STATE' $checked{'OTP_STATE'}{'on'} />
4615                                 </td>
4616                         </tr>
4617 END
4618         }
4619
4620         if ($cgiparams{'TYPE'} eq 'net') {
4621                 # If GCM ciphers are in usage, HMAC menu is disabled
4622                 my $hmacdisabled;
4623                 if (($confighash{$cgiparams{'KEY'}}[40] eq 'AES-256-GCM') ||
4624                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-192-GCM') ||
4625                         ($confighash{$cgiparams{'KEY'}}[40] eq 'AES-128-GCM')) {
4626                                 $hmacdisabled = "disabled='disabled'";
4627                 };
4628
4629             print <<END;
4630                 <tr>
4631                         <td>$Lang::tr{'Act as'}</td>
4632                         <td>
4633                                 <select name='SIDE'>
4634                                         <option value='server' $selected{'SIDE'}{'server'}>$Lang::tr{'openvpn server'}</option>
4635                                         <option value='client' $selected{'SIDE'}{'client'}>$Lang::tr{'openvpn client'}</option>
4636                                 </select>
4637                         </td>
4638                 </tr>
4639
4640                 <tr>
4641                         <td>$Lang::tr{'remote host/ip'}:</td>
4642                         <td>
4643                                 <input type='TEXT' name='REMOTE' value='$cgiparams{'REMOTE'}' />
4644                         </td>
4645                 </tr>
4646
4647                 <tr>
4648                         <td>$Lang::tr{'local subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4649                         <td>
4650                                 <input type='TEXT' name='LOCAL_SUBNET' value='$cgiparams{'LOCAL_SUBNET'}' />
4651                         </td>
4652                 </tr>
4653
4654                 <tr>
4655                         <td>$Lang::tr{'remote subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4656                         <td>
4657                                 <input type='text' name='REMOTE_SUBNET' value='$cgiparams{'REMOTE_SUBNET'}' />
4658                         </td>
4659                 </tr>
4660
4661                 <tr>
4662                         <td>$Lang::tr{'ovpn subnet'}&nbsp;<img src='/blob.gif' alt='*' /></td>
4663                         <td>
4664                                 <input type='TEXT' name='OVPN_SUBNET' value='$cgiparams{'OVPN_SUBNET'}' />
4665                         </td>
4666                 </tr>
4667
4668                 <tr>
4669                         <td>$Lang::tr{'protocol'}</td>
4670                         <td>
4671                                 <select name='PROTOCOL'>
4672                                         <option value='udp' $selected{'PROTOCOL'}{'udp'}>UDP</option>
4673                                         <option value='tcp' $selected{'PROTOCOL'}{'tcp'}>TCP</option>
4674                                 </select>
4675                         </td>
4676                 </tr>
4677
4678                 <tr>
4679                         <td>$Lang::tr{'destination port'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
4680                         <td>
4681                                 <input type='TEXT' name='DEST_PORT' value='$cgiparams{'DEST_PORT'}' size='5' />
4682                         </td>
4683                 </tr>
4684
4685                 <tr>
4686                         <td>Management Port ($Lang::tr{'openvpn default'}: <span class="base">$Lang::tr{'destination port'}):</td>
4687                         <td>
4688                                 <input type='TEXT' name='OVPN_MGMT' VALUE='$cgiparams{'OVPN_MGMT'}'size='5' />
4689                         </td>
4690                 </tr>
4691         </table>
4692
4693         <h6>
4694                 $Lang::tr{'MTU settings'}
4695         </h6>
4696
4697         <table class="form">
4698                 <tr>
4699                         <td>$Lang::tr{'MTU'}</td>
4700                         <td>
4701                                 <input type='TEXT' name='MTU' VALUE='$cgiparams{'MTU'}'size='5' />
4702                         </td>
4703                 </tr>
4704
4705                 <tr>
4706                         <td>fragment:</td>
4707                         <td>
4708                                 <input type='TEXT' name='FRAGMENT' VALUE='$cgiparams{'FRAGMENT'}'size='5' />
4709                         </td>
4710                 </tr>
4711
4712                 <tr>
4713                         <td>mssfix:</td>
4714                         <td>
4715                                 <input type='checkbox' name='MSSFIX' $checked{'MSSFIX'}{'on'} />
4716                         </td>
4717                 </tr>
4718
4719                 <tr>
4720                         <td>$Lang::tr{'comp-lzo'}</td>
4721                         <td>
4722                                 <input type='checkbox' name='COMPLZO' $checked{'COMPLZO'}{'on'} />
4723                         </td>
4724                 </tr>
4725         </table>
4726
4727         <h6>
4728                 $Lang::tr{'ovpn crypto settings'}:
4729         </h6>
4730
4731         <table class="form">
4732                 <tr>
4733                         <td>$Lang::tr{'cipher'}</td>
4734                         <td>
4735                                 <select name='DCIPHER'  id="n2ncipher" required>
4736                                         <option value='AES-256-GCM'             $selected{'DCIPHER'}{'AES-256-GCM'}>AES-GCM (256 $Lang::tr{'bit'})</option>
4737                                         <option value='AES-192-GCM'             $selected{'DCIPHER'}{'AES-192-GCM'}>AES-GCM (192 $Lang::tr{'bit'})</option>
4738                                         <option value='AES-128-GCM'             $selected{'DCIPHER'}{'AES-128-GCM'}>AES-GCM (128 $Lang::tr{'bit'})</option>
4739                                         <option value='CAMELLIA-256-CBC'        $selected{'DCIPHER'}{'CAMELLIA-256-CBC'}>CAMELLIA-CBC (256 $Lang::tr{'bit'})</option>
4740                                         <option value='CAMELLIA-192-CBC'        $selected{'DCIPHER'}{'CAMELLIA-192-CBC'}>CAMELLIA-CBC (192 $Lang::tr{'bit'})</option>
4741                                         <option value='CAMELLIA-128-CBC'        $selected{'DCIPHER'}{'CAMELLIA-128-CBC'}>CAMELLIA-CBC (128 $Lang::tr{'bit'})</option>
4742                                         <option value='AES-256-CBC'             $selected{'DCIPHER'}{'AES-256-CBC'}>AES-CBC (256 $Lang::tr{'bit'}, $Lang::tr{'default'})</option>
4743                                         <option value='AES-192-CBC'             $selected{'DCIPHER'}{'AES-192-CBC'}>AES-CBC (192 $Lang::tr{'bit'})</option>
4744                                         <option value='AES-128-CBC'             $selected{'DCIPHER'}{'AES-128-CBC'}>AES-CBC (128 $Lang::tr{'bit'})</option>
4745                                         <option value='SEED-CBC'                        $selected{'DCIPHER'}{'SEED-CBC'}>SEED-CBC (128 $Lang::tr{'bit'})</option>
4746                                         <option value='DES-EDE3-CBC'            $selected{'DCIPHER'}{'DES-EDE3-CBC'}>DES-EDE3-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4747                                         <option value='DESX-CBC'                        $selected{'DCIPHER'}{'DESX-CBC'}>DESX-CBC (192 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4748                                         <option value='DES-EDE-CBC'             $selected{'DCIPHER'}{'DES-EDE-CBC'}>DES-EDE-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4749                                         <option value='BF-CBC'                          $selected{'DCIPHER'}{'BF-CBC'}>BF-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4750                                         <option value='CAST5-CBC'                       $selected{'DCIPHER'}{'CAST5-CBC'}>CAST5-CBC (128 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4751                                 </select>
4752                         </td>
4753                 </tr>
4754
4755                 <tr>
4756                         <td>$Lang::tr{'ovpn ha'}:</td>
4757                         <td>
4758                                 <select name='DAUTH' id="n2nhmac" $hmacdisabled>
4759                                         <option value='whirlpool'               $selected{'DAUTH'}{'whirlpool'}>Whirlpool (512 $Lang::tr{'bit'})</option>
4760                                         <option value='SHA512'                  $selected{'DAUTH'}{'SHA512'}>SHA2 (512 $Lang::tr{'bit'})</option>
4761                                         <option value='SHA384'                  $selected{'DAUTH'}{'SHA384'}>SHA2 (384 $Lang::tr{'bit'})</option>
4762                                         <option value='SHA256'                  $selected{'DAUTH'}{'SHA256'}>SHA2 (256 $Lang::tr{'bit'})</option>
4763                                         <option value='SHA1'                    $selected{'DAUTH'}{'SHA1'}>SHA1 (160 $Lang::tr{'bit'}, $Lang::tr{'vpn weak'})</option>
4764                                 </select>
4765                         </td>
4766                 </tr>
4767         </table>
4768 END
4769 ;
4770
4771 #### JAVA SCRIPT ####
4772 # Validate N2N cipher. If GCM will be used, HMAC menu will be disabled onchange
4773 print<<END;
4774         <script>
4775                 var disable_options = false;
4776                 document.getElementById('n2ncipher').onchange = function () {
4777                         if((this.value == "AES-256-GCM"||this.value == "AES-192-GCM"||this.value == "AES-128-GCM")) {
4778                                 document.getElementById('n2nhmac').setAttribute('disabled', true);
4779                         } else {
4780                                 document.getElementById('n2nhmac').removeAttribute('disabled');
4781                         }
4782                 }
4783         </script>
4784 END
4785         }
4786
4787 if ($cgiparams{'TYPE'} eq 'host') {
4788             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>";
4789             my %vpnnet=();
4790             my $vpnip;
4791             &General::readhash("${General::swroot}/ovpn/settings", \%vpnnet);
4792             $vpnip=$vpnnet{'DOVPN_SUBNET'};
4793             &General::readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash);
4794             my @ccdconf=();
4795                 my $count=0;
4796                 my $checked;
4797                 $checked{'check1'}{'off'} = '';
4798             $checked{'check1'}{'on'} = '';
4799             $checked{'check1'}{$cgiparams{'CHECK1'}} = 'CHECKED';
4800             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%'>";
4801             print"</td></tr></table><br><br>";
4802                 my $name=$cgiparams{'CHECK1'};
4803                 $checked{'RG'}{$cgiparams{'RG'}} = 'CHECKED';
4804
4805         if (! -z "${General::swroot}/ovpn/ccd.conf"){
4806                 print"<table border='0' width='100%' cellspacing='1' cellpadding='0'><tr><td width='1%'></td><td width='30%' class='boldbase' align='center'><b>$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>";
4807                 foreach my $key (sort { uc($ccdconfhash{$a}[0]) cmp uc($ccdconfhash{$b}[0]) } keys %ccdconfhash) {
4808                         $count++;
4809                         @ccdconf=($ccdconfhash{$key}[0],$ccdconfhash{$key}[1]);
4810                         if ($count % 2){print"<tr bgcolor='$Header::color{'color22'}'>";}else{print"<tr bgcolor='$Header::color{'color20'}'>";}
4811                         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%'>";
4812                         &fillselectbox($ccdconf[0], $ccdconf[1], &convert_top30_ccd_allocation($cgiparams{$name}));
4813                         print"</td></tr>";
4814                 }
4815                 print "</table><br><br><hr><br><br>";
4816         }
4817 }
4818
4819         &Header::closebox();
4820         if ($cgiparams{'KEY'} && $cgiparams{'AUTH'} eq 'psk') {
4821
4822                 } elsif (! $cgiparams{'KEY'}) {
4823
4824
4825             my $disabled='';
4826             my $cakeydisabled='';
4827             my $cacrtdisabled='';
4828             if ( ! -f "${General::swroot}/ovpn/ca/cakey.pem" ) { $cakeydisabled = "disabled='disabled'" } else { $cakeydisabled = "" };
4829             if ( ! -f "${General::swroot}/ovpn/ca/cacert.pem" ) { $cacrtdisabled = "disabled='disabled'" } else { $cacrtdisabled = "" };
4830
4831             &Header::openbox('100%', 'LEFT', $Lang::tr{'authentication'});
4832
4833
4834  if ($cgiparams{'TYPE'} eq 'host') {
4835
4836         print <<END;
4837             <table width='100%' cellpadding='0' cellspacing='5' border='0'>
4838
4839             <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>
4840             <tr><td><input type='radio' name='AUTH' value='certfile' $checked{'AUTH'}{'certfile'} $cacrtdisabled /></td><td class='base'>$Lang::tr{'upload a certificate'}</td></tr>
4841             <tr><td colspan='3'>&nbsp;</td></tr>
4842       <tr><td colspan='3'><hr /></td></tr>
4843       <tr><td colspan='3'>&nbsp;</td></tr>
4844             <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>
4845             <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' $cakeydisabled /></td></tr>
4846             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
4847             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
4848             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
4849             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
4850             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
4851             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
4852 END
4853 ;
4854
4855 } else {
4856
4857         print <<END;
4858             <table width='100%' cellpadding='0' cellspacing='5' border='0'>
4859
4860             <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>
4861             <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' $cakeydisabled /></td></tr>
4862             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users email'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_EMAIL' value='$cgiparams{'CERT_EMAIL'}' SIZE='32' $cakeydisabled /></td></tr>
4863             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'users department'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_OU' value='$cgiparams{'CERT_OU'}' SIZE='32' $cakeydisabled /></td></tr>
4864             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'organization name'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_ORGANIZATION' value='$cgiparams{'CERT_ORGANIZATION'}' SIZE='32' $cakeydisabled /></td></tr>
4865             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'city'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_CITY' value='$cgiparams{'CERT_CITY'}' SIZE='32' $cakeydisabled /></td></tr>
4866             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'state or province'}:</td><td class='base' nowrap='nowrap'><input type='text' name='CERT_STATE' value='$cgiparams{'CERT_STATE'}' SIZE='32' $cakeydisabled /></td></tr>
4867             <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'country'}:</td><td class='base'><select name='CERT_COUNTRY' $cakeydisabled>
4868
4869
4870 END
4871 ;
4872
4873 }
4874
4875             foreach my $country (sort keys %{Countries::countries}) {
4876                 print "<option value='$Countries::countries{$country}'";
4877                 if ( $Countries::countries{$country} eq $cgiparams{'CERT_COUNTRY'} ) {
4878                     print " selected='selected'";
4879                 }
4880                 print ">$country</option>";
4881             }
4882
4883 if ($cgiparams{'TYPE'} eq 'host') {
4884         print <<END;
4885         </select></td></tr>
4886                 <td>&nbsp;</td><td class='base'>$Lang::tr{'valid till'} (days):&nbsp;<img src='/blob.gif' alt='*' /</td>
4887                 <td class='base' nowrap='nowrap'><input type='text' name='DAYS_VALID' value='$cgiparams{'DAYS_VALID'}' size='32' $cakeydisabled /></td></tr>
4888                 <tr><td>&nbsp;</td>
4889                 <td class='base'>$Lang::tr{'pkcs12 file password'}:</td>
4890                 <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS1' value='$cgiparams{'CERT_PASS1'}' size='32' $cakeydisabled /></td></tr>
4891                 <tr><td>&nbsp;</td><td class='base'>$Lang::tr{'pkcs12 file password'}:<br>($Lang::tr{'confirmation'})</td>
4892                 <td class='base' nowrap='nowrap'><input type='password' name='CERT_PASS2' value='$cgiparams{'CERT_PASS2'}' size='32' $cakeydisabled /></td></tr>
4893                 <tr><td colspan='3'>&nbsp;</td></tr>
4894                 <tr><td colspan='3'><hr /></td></tr>
4895                 <tr><td class='base' colspan='3' align='left'><img src='/blob.gif' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
4896         </table>
4897 END
4898 }else{
4899         print <<END;
4900         </select></td></tr>
4901                 <td>&nbsp;</td><td class='base'>$Lang::tr{'valid till'} (days):&nbsp;<img src='/blob.gif' alt='*' /</td>
4902                 <td class='base' nowrap='nowrap'><input type='text' name='DAYS_VALID' value='$cgiparams{'DAYS_VALID'}' size='32' $cakeydisabled /></td></tr>
4903                 <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
4904                 <tr><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td></tr>
4905                 <tr><td colspan='3'><hr /></td></tr>
4906                 <tr><td class='base' colspan='3' align='left'><img src='/blob.gif' alt='*' />&nbsp;$Lang::tr{'required field'}</td></tr>
4907        </table>
4908
4909 END
4910 }
4911
4912             &Header::closebox();
4913
4914         }
4915
4916 if ($cgiparams{'TYPE'} eq 'host') {
4917             print"<br><br>";
4918             &Header::openbox('100%', 'LEFT', "$Lang::tr{'ccd client options'}:");
4919
4920
4921         print <<END;
4922         <table border='0' width='100%'>
4923         <tr><td width='20%'>Redirect Gateway:</td><td colspan='3'><input type='checkbox' name='RG' $checked{'RG'}{'on'} /></td></tr>
4924         <tr><td colspan='4'><b><br>$Lang::tr{'ccd routes'}</b></td></tr>
4925         <tr><td colspan='4'>&nbsp</td></tr>
4926         <tr><td valign='top'>$Lang::tr{'ccd iroute'}</td><td align='left' width='30%'><textarea name='IR' cols='26' rows='6' wrap='off'>
4927 END
4928
4929         if ($cgiparams{'IR'} ne ''){
4930                 print $cgiparams{'IR'};
4931         }else{
4932                 &General::readhasharray ("${General::swroot}/ovpn/ccdroute", \%ccdroutehash);
4933                 foreach my $key (keys %ccdroutehash) {
4934                         if( $cgiparams{'NAME'} eq $ccdroutehash{$key}[0]){
4935                                 foreach my $i (1 .. $#{$ccdroutehash{$key}}) {
4936                                                 if ($ccdroutehash{$key}[$i] ne ''){
4937                                                         print $ccdroutehash{$key}[$i]."\n";
4938                                                 }
4939                                                 $cgiparams{'IR'} .= $ccdroutehash{$key}[$i];
4940                                 }
4941                         }
4942                 }
4943         }
4944
4945         print <<END;
4946 </textarea></td><td valign='top' colspan='2'></td></tr>
4947         <tr><td colspan='4'><br></td></tr>
4948         <tr><td valign='top' rowspan='3'>$Lang::tr{'ccd iroute2'}</td><td align='left' valign='top' rowspan='3'><select name='IFROUTE' style="width: 205px"; size='6' multiple>
4949 END
4950
4951         my $set=0;
4952         my $selorange=0;
4953         my $selblue=0;
4954         my $selgreen=0;
4955         my $helpblue=0;
4956         my $helporange=0;
4957         my $other=0;
4958         my $none=0;
4959         my @temp=();
4960
4961         our @current = ();
4962         open(FILE, "${General::swroot}/main/routing") ;
4963         @current = <FILE>;
4964         close (FILE);
4965         &General::readhasharray ("${General::swroot}/ovpn/ccdroute2", \%ccdroute2hash);
4966         #check for "none"
4967         foreach my $key (keys %ccdroute2hash) {
4968                 if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
4969                         if ($ccdroute2hash{$key}[1] eq ''){
4970                                 $none=1;
4971                                 last;
4972                         }
4973                 }
4974         }
4975         if ($none ne '1'){
4976                 print"<option>$Lang::tr{'ccd none'}</option>";
4977         }else{
4978                 print"<option selected>$Lang::tr{'ccd none'}</option>";
4979         }
4980         #check if static routes are defined for client
4981         foreach my $line (@current) {
4982                 chomp($line);
4983                 $line=~s/\s*$//g;                       # remove newline
4984                 @temp=split(/\,/,$line);
4985                 $temp[1] = '' unless defined $temp[1]; # not always populated
4986                 my ($a,$b) = split(/\//,$temp[1]);
4987                 $temp[1] = $a."/".&General::iporsubtocidr($b);
4988                 foreach my $key (keys %ccdroute2hash) {
4989                         if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
4990                                 foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
4991                                         if($ccdroute2hash{$key}[$i] eq $a."/".&General::iporsubtodec($b)){
4992                                                 $set=1;
4993                                         }
4994                                 }
4995                         }
4996                 }
4997                 if ($set == '1' && $#temp != -1){ print"<option selected>$temp[1]</option>";$set=0;}elsif($set == '0' && $#temp != -1){print"<option>$temp[1]</option>";}
4998         }
4999
5000         my %vpnconfig = ();
5001         &General::readhasharray("${General::swroot}/vpn/config", \%vpnconfig);
5002         foreach my $vpn (keys %vpnconfig) {
5003                 # Skip all disabled VPN connections
5004                 my $enabled = $vpnconfig{$vpn}[0];
5005                 next unless ($enabled eq "on");
5006
5007                 my $name = $vpnconfig{$vpn}[1];
5008
5009                 # Remote subnets
5010                 my @networks = split(/\|/, $vpnconfig{$vpn}[11]);
5011                 foreach my $network (@networks) {
5012                         my $selected = "";
5013
5014                         foreach my $key (keys %ccdroute2hash) {
5015                                 if ($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}) {
5016                                         foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
5017                                                 if ($ccdroute2hash{$key}[$i] eq $network) {
5018                                                         $selected = "selected";
5019                                                 }
5020                                         }
5021                                 }
5022                         }
5023
5024                         print "<option value=\"$network\" $selected>$name ($network)</option>\n";
5025                 }
5026         }
5027
5028         #check if green,blue,orange are defined for client
5029         foreach my $key (keys %ccdroute2hash) {
5030                 if($ccdroute2hash{$key}[0] eq $cgiparams{'NAME'}){
5031                         $other=1;
5032                         foreach my $i (1 .. $#{$ccdroute2hash{$key}}) {
5033                                 if ($ccdroute2hash{$key}[$i] eq $Network::ethernet{'GREEN_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'GREEN_NETMASK'})){
5034                                         $selgreen=1;
5035                                 }
5036                                 if (&Header::blue_used()){
5037                                         if( $ccdroute2hash{$key}[$i] eq $Network::ethernet{'BLUE_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'BLUE_NETMASK'})) {
5038                                                 $selblue=1;
5039                                         }
5040                                 }
5041                                 if (&Header::orange_used()){
5042                                         if( $ccdroute2hash{$key}[$i] eq $Network::ethernet{'ORANGE_NETADDRESS'}."/".&General::iporsubtodec($Network::ethernet{'ORANGE_NETMASK'}) ) {
5043                                                 $selorange=1;
5044                                         }
5045                                 }
5046                         }
5047                 }
5048         }
5049         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>";}
5050         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>";}
5051         if ($selgreen == '1' || $other == '0'){ print"<option selected>$Lang::tr{'green'}</option>";$set=0;}else{print"<option>$Lang::tr{'green'}</option>";};
5052
5053         print<<END;
5054         </select></td><td valign='top'>DNS1:</td><td valign='top'><input type='TEXT' name='CCD_DNS1' value='$cgiparams{'CCD_DNS1'}' size='30' /></td></tr>
5055         <tr valign='top'><td>DNS2:</td><td><input type='TEXT' name='CCD_DNS2' value='$cgiparams{'CCD_DNS2'}' size='30' /></td></tr>
5056         <tr valign='top'><td valign='top'>WINS:</td><td><input type='TEXT' name='CCD_WINS' value='$cgiparams{'CCD_WINS'}' size='30' /></td></tr></table><br><hr>
5057
5058 END
5059 ;
5060      &Header::closebox();
5061 }
5062         print "<div align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}' />";
5063         print "<input type='submit' name='ACTION' value='$Lang::tr{'cancel'}' /></div></form>";
5064         &Header::closebigbox();
5065         &Header::closepage();
5066         exit (0);
5067     }
5068     VPNCONF_END:
5069 }
5070
5071     %cahash = ();
5072     %confighash = ();
5073     &General::readhasharray("${General::swroot}/ovpn/caconfig", \%cahash);
5074     &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
5075
5076     my @status = ();
5077
5078     # Only load status when the RW server is enabled
5079     if ($vpnsettings{'ENABLED'} eq 'on') {
5080         open(FILE, "/usr/local/bin/openvpnctrl rw log |");
5081         @status = <FILE>;
5082         close(FILE);
5083     }
5084
5085     $checked{'ENABLED'}{'off'} = '';
5086     $checked{'ENABLED'}{'on'} = '';
5087     $checked{'ENABLED'}{$vpnsettings{'ENABLED'}} = 'CHECKED';
5088
5089     &Header::showhttpheaders();
5090     &Header::openpage($Lang::tr{'status ovpn'}, 1, '');
5091     &Header::openbigbox('100%', 'LEFT', '', $errormessage);
5092
5093         # Show any errors and warnings
5094         &Header::errorbox($errormessage);
5095
5096         if ($warnmessage) {
5097                 &Header::openbox('100%', 'LEFT', $Lang::tr{'warning messages'});
5098                 print "$warnmessage<br>";
5099                 print "$Lang::tr{'fwdfw warn1'}<br>";
5100                 &Header::closebox();
5101                 print"<center><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'ok'}' style='width: 5em;'></form>";
5102                 &Header::closepage();
5103                 exit 0;
5104         }
5105
5106     &Header::openbox('100%', 'LEFT', $Lang::tr{'ovpn roadwarrior settings'});
5107
5108         # Show the service status
5109         &Header::ServiceStatus({
5110                 $Lang::tr{'ovpn roadwarrior server'} => {
5111                         "process" => "openvpn",
5112                         "pidfile" => "/var/run/openvpn-rw.pid",
5113                 }
5114         });
5115
5116         print <<END;
5117             <form method='POST'>
5118                     <table class="form">
5119                                 <tr>
5120                                         <td class='boldbase'>
5121                                                 $Lang::tr{'enabled'}
5122                                         </td>
5123                                         <td>
5124                                                 <input type='checkbox' name='ENABLED' $checked{'ENABLED'}{'on'} />
5125                                         </td>
5126                                 </tr>
5127
5128                                 <tr>
5129                                         <td colspan='2'></td>
5130                                 </tr>
5131
5132                                 <tr>
5133                                         <td>
5134                                                 $Lang::tr{'ovpn fqdn'}
5135                                         </td>
5136                                         <td>
5137                                                 <input type='text' name='VPN_IP' value='$vpnsettings{'VPN_IP'}' />
5138                                         </td>
5139                                 </tr>
5140
5141                                 <tr>
5142                                         <td>
5143                                                 $Lang::tr{'ovpn dynamic client subnet'}
5144                                         </td>
5145                                         <td>
5146                                                 <input type='TEXT' name='DOVPN_SUBNET' value='$vpnsettings{'DOVPN_SUBNET'}' />
5147                                         </td>
5148                                 </tr>
5149
5150                                 <tr class="action">
5151                                         <td colspan="2">
5152                                                 <input type='submit' name='ACTION' value='$Lang::tr{'save'}' />
5153                                                 <input type='submit' name='ACTION' value='$Lang::tr{'ccd net'}' />
5154                                                 <input type='submit' name='ACTION' value='$Lang::tr{'advanced server'}' />
5155                                         </td>
5156                                 </tr>
5157                         </table>
5158                 </form>
5159 END
5160
5161     &Header::closebox();
5162
5163     &Header::openbox('100%', 'LEFT', $Lang::tr{'connection status and controlc' });
5164         print <<END;
5165                 <table class='tbl'>
5166                         <tr>
5167                                 <th width='15%'>
5168                                         $Lang::tr{'name'}
5169                                 </th>
5170                                 <th width='10%'>
5171                                         $Lang::tr{'type'}
5172                                 </th>
5173                                 <th>
5174                                         $Lang::tr{'remark'}
5175                                 </th>
5176                                 <th width='10%'>
5177                                         $Lang::tr{'status'}
5178                                 </th>
5179                                 <th width='5%' colspan='8'>
5180                                         $Lang::tr{'action'}
5181                                 </th>
5182                         </tr>
5183 END
5184
5185         my $gif;
5186
5187         foreach my $key (sort { ncmp ($confighash{$a}[1],$confighash{$b}[1]) } keys %confighash) {
5188                 my $status = $confighash{$key}[0];
5189                 my $name   = $confighash{$key}[1];
5190                 my $type   = $confighash{$key}[3];
5191
5192                 # Create some simple booleans to check the status
5193                 my $hasExpired = 0;
5194                 my $expiresSoon = 0;
5195
5196                 # Fetch information about the certificate for non-N2N connections only
5197                 if ($confighash{$key}[3] ne 'net') {
5198                         my @cavalid = &General::system_output("/usr/bin/openssl", "x509", "-text",
5199                                 "-in", "${General::swroot}/ovpn/certs/$confighash{$key}[1]cert.pem");
5200
5201                         my $expiryDate = 0;
5202
5203                         # Parse the certificate information
5204                         foreach my $line (@cavalid) {
5205                                 if ($line =~ /Not After : (.*)[\n]/) {
5206                                         $expiryDate = &Date::Parse::str2time($1);
5207                                         last;
5208                                 }
5209                         }
5210
5211                         # Calculate the remaining time
5212                         my $remainingTime = $expiryDate - time();
5213
5214                         # Determine whether the certificate has already expired, or will so soon
5215                         $hasExpired = ($remainingTime <= 0);
5216                         $expiresSoon = ($remainingTime <= 30 * 24 * 3600);
5217                 }
5218
5219                 my @classes = ();
5220
5221                 # Highlight the row if the certificate has expired/will expire soon
5222                 if ($hasExpired || $expiresSoon) {
5223                         push(@classes, "is-warning");
5224                 }
5225
5226                 # Start a new row
5227                 print "<tr class='@classes'>";
5228
5229                 # Show the name of the connection
5230                 print " <th scope='row'>$name";
5231                 if ($hasExpired) {
5232                         print " ($Lang::tr{'openvpn cert has expired'})";
5233                 } elsif ($expiresSoon) {
5234                         print " ($Lang::tr{'openvpn cert expires soon'})";
5235                 }
5236                 print "</th>";
5237
5238                 # Show type
5239                 print "<td class='text-center'>$Lang::tr{$type}</td>";
5240
5241                 # Show remarks
5242                 print "<td>$confighash{$key}[25]</td>";
5243
5244                 my $connstatus = "DISCONNECTED";
5245
5246                 # Disabled Connections
5247                 if ($status eq "off") {
5248                         $connstatus = "DISABLED";
5249
5250                 # N2N Connections
5251                 } elsif ($type eq "net") {
5252                         if (-e "/var/run/${name}n2n.pid") {
5253                                 my $port = $confighash{$key}[22];
5254
5255                                 if ($port ne "") {
5256                                         $connstatus = &openvpn_status($confighash{$key}[22]);
5257                                 }
5258                         }
5259
5260                 # RW Connections
5261             } elsif ($type eq "host") {
5262                         my $cn;
5263
5264                         foreach my $line (@status) {
5265                                 chomp($line);
5266
5267                                 if ($line =~ /^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/) {
5268                                         my @match = split(m/^(.+),(\d+\.\d+\.\d+\.\d+\:\d+),(\d+),(\d+),(.+)/, $line);
5269
5270                                         if ($match[1] ne "Common Name") {
5271                                                 $cn = $match[1];
5272                                         }
5273
5274                                         if ($cn eq "$confighash{$key}[2]") {
5275                                                 $connstatus = "CONNECTED";
5276                                         }
5277                                 }
5278                         }
5279             }
5280
5281                 if ($connstatus eq "DISABLED") {
5282                         print "<td class='status is-disabled'>$Lang::tr{'capsclosed'}</td>";
5283                 } elsif ($connstatus eq "CONNECTED") {
5284                         print "<td class='status is-connected'>$Lang::tr{'capsopen'}</td>";
5285                 } elsif ($connstatus eq "DISCONNECTED") {
5286                         print "<td class='status is-disconnected'>$Lang::tr{'capsclosed'}</td>";
5287                 } else {
5288                         print "<td class='status is-unknown'>$connstatus</td>";
5289                 }
5290
5291                 # Download Configuration
5292                 print <<END;
5293                         <td class="text-center">
5294                                 <form method='post' name='frm${key}a'>
5295                                         <input type='image'  name='$Lang::tr{'dl client arch'}' src='/images/openvpn.png'
5296                                                 alt='$Lang::tr{'dl client arch'}' title='$Lang::tr{'dl client arch'}' />
5297                                         <input type='hidden' name='ACTION' value='$Lang::tr{'dl client arch'}' />
5298                                         <input type='hidden' name='KEY' value='$key' />
5299                                 </form>
5300                         </td>
5301 END
5302
5303                 # Show Certificate
5304                 if ($confighash{$key}[4] eq 'cert') {
5305                         print <<END;
5306                                 <td class="text-center">
5307                                         <form method='post' name='frm${key}b'>
5308                                                 <input type='image' name='$Lang::tr{'show certificate'}' src='/images/info.gif'
5309                                                         alt='$Lang::tr{'show certificate'}' title='$Lang::tr{'show certificate'}' />
5310                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show certificate'}' />
5311                                                 <input type='hidden' name='KEY' value='$key' />
5312                                         </form>
5313                                 </td>
5314 END
5315
5316                 } else {
5317                         print "<td></td>";
5318                 }
5319
5320                 # Show OTP QR code
5321                 if ($confighash{$key}[43] eq 'on') {
5322                         print <<END;
5323                                 <td class="text-center">
5324                                         <form method='post' name='frm${key}o'>
5325                                                 <input type='image' name='$Lang::tr{'show otp qrcode'}' src='/images/qr-code.png'
5326                                                                 alt='$Lang::tr{'show otp qrcode'}' title='$Lang::tr{'show otp qrcode'}' />
5327                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show otp qrcode'}' />
5328                                                 <input type='hidden' name='KEY' value='$key' />
5329                                         </form>
5330                                 </td>
5331 END
5332                 } else {
5333                         print "<td></td>";
5334                 }
5335
5336                 # Download Certificate
5337                 if ($confighash{$key}[4] eq 'cert' && -f "${General::swroot}/ovpn/certs/$confighash{$key}[1].p12") {
5338                         print <<END;
5339                                 <td class="text-center">
5340                                         <form method='post' name='frm${key}c'>
5341                                                 <input type='image' name='$Lang::tr{'download pkcs12 file'}' src='/images/media-floppy.png'
5342                                                         alt='$Lang::tr{'download pkcs12 file'}' title='$Lang::tr{'download pkcs12 file'}' />
5343                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download pkcs12 file'}' />
5344                                                 <input type='hidden' name='KEY' value='$key' />
5345                                         </form>
5346                                 </td>
5347 END
5348
5349                 } elsif ($confighash{$key}[4] eq 'cert') {
5350                         print <<END;
5351                                 <td class="text-center">
5352                                         <form method='post' name='frm${key}c'>
5353                                                 <input type='image' name='$Lang::tr{'download certificate'}' src='/images/media-floppy.png'
5354                                                         alt='$Lang::tr{'download certificate'}' title='$Lang::tr{'download certificate'}' />
5355                                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download certificate'}' />
5356                                                 <input type='hidden' name='KEY' value='$key' />
5357                                         </form>
5358                                 </td>
5359 END
5360                 } else {
5361                         print "<td></td>";
5362                 }
5363
5364                 if ($status eq 'on') {
5365                         $gif = 'on.gif';
5366                 } else {
5367                         $gif = 'off.gif';
5368                 }
5369
5370                 print <<END;
5371                         <td class="text-center">
5372                                 <form method='post' name='frm${key}d'>
5373                                         <input type='image' name='$Lang::tr{'toggle enable disable'}' src='/images/$gif'
5374                                                 alt='$Lang::tr{'toggle enable disable'}' title='$Lang::tr{'toggle enable disable'}' />
5375                                         <input type='hidden' name='ACTION' value='$Lang::tr{'toggle enable disable'}' />
5376                                         <input type='hidden' name='KEY' value='$key' />
5377                                 </form>
5378                         </td>
5379
5380                         <td class="text-center">
5381                                 <form method='post' name='frm${key}e'>
5382                                         <input type='hidden' name='ACTION' value='$Lang::tr{'edit'}' />
5383                                         <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif'
5384                                                 alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
5385                                         <input type='hidden' name='KEY' value='$key' />
5386                                 </form>
5387                         </td>
5388
5389                         <td class="text-center">
5390                                 <form method='post' name='frm${key}f'>
5391                                         <input type='hidden' name='ACTION' value='$Lang::tr{'remove'}' />
5392                                         <input type='image'  name='$Lang::tr{'remove'}' src='/images/delete.gif'
5393                                                 alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
5394                                         <input type='hidden' name='KEY' value='$key' />
5395                                 </form>
5396                         </td>
5397                 </tr>
5398 END
5399
5400         }
5401         print"</table>";
5402
5403         # Show controls
5404     print <<END;
5405                 <table class="form">
5406                         <tr class="action">
5407                                 <td>
5408                                         <form method='post'>
5409                                                 <input type='submit' name='ACTION' value='$Lang::tr{'add'}' />
5410                                                 <input type='submit' name='ACTION' value='$Lang::tr{'ovpn con stat'}' />
5411                                         </form>
5412                                 </td>
5413                         </tr>
5414                 </table>
5415 END
5416
5417         &Header::closebox();
5418
5419     # CA/key listing
5420     &Header::openbox('100%', 'LEFT', "$Lang::tr{'certificate authorities'}");
5421     print <<END;
5422     <table width='100%' cellspacing='1' cellpadding='0' class='tbl'>
5423     <tr>
5424                 <th width='25%' class='boldbase' align='center'><b>$Lang::tr{'name'}</b></th>
5425                 <th width='65%' class='boldbase' align='center'><b>$Lang::tr{'subject'}</b></th>
5426                 <th width='10%' class='boldbase' colspan='3' align='center'><b>$Lang::tr{'action'}</b></th>
5427     </tr>
5428 END
5429     ;
5430     my $col1="bgcolor='$Header::color{'color22'}'";
5431     my $col2="bgcolor='$Header::color{'color20'}'";
5432     # DH parameter line
5433     my $col3="bgcolor='$Header::color{'color22'}'";
5434     # ta.key line
5435     my $col4="bgcolor='$Header::color{'color20'}'";
5436
5437     if (-f "${General::swroot}/ovpn/ca/cacert.pem") {
5438                 my @casubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/ca/cacert.pem");
5439                 my $casubject;
5440
5441                 foreach my $line (@casubject) {
5442                         if ($line =~ /Subject: (.*)[\n]/) {
5443                                 $casubject    = $1;
5444                                 $casubject    =~ s+/Email+, E+;
5445                                 $casubject    =~ s/ ST=/ S=/;
5446
5447                                 last;
5448                         }
5449                 }
5450
5451                 print <<END;
5452                 <tr>
5453                         <td class='base' $col1>$Lang::tr{'root certificate'}</td>
5454                         <td class='base' $col1>$casubject</td>
5455                         <form method='post' name='frmrootcrta'><td width='3%' align='center' $col1>
5456                         <input type='hidden' name='ACTION' value='$Lang::tr{'show root certificate'}' />
5457                         <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' />
5458                         </form>
5459                         <form method='post' name='frmrootcrtb'><td width='3%' align='center' $col1>
5460                         <input type='image' name='$Lang::tr{'download root certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download root certificate'}' title='$Lang::tr{'download root certificate'}' border='0' />
5461                         <input type='hidden' name='ACTION' value='$Lang::tr{'download root certificate'}' />
5462                         </form>
5463                         <td width='4%' $col1>&nbsp;</td>
5464                 </tr>
5465 END
5466                 ;
5467     } else {
5468                 # display rootcert generation buttons
5469                 print <<END;
5470                 <tr>
5471                         <td class='base' $col1>$Lang::tr{'root certificate'}:</td>
5472                         <td class='base' $col1>$Lang::tr{'not present'}</td>
5473                         <td colspan='3' $col1>&nbsp;</td>
5474                 </tr>
5475 END
5476                 ;
5477     }
5478
5479     if (-f "${General::swroot}/ovpn/certs/servercert.pem") {
5480                 my @hostsubject = &General::system_output("/usr/bin/openssl", "x509", "-text", "-in", "${General::swroot}/ovpn/certs/servercert.pem");
5481                 my $hostsubject;
5482
5483                 foreach my $line (@hostsubject) {
5484                         if ($line =~ /Subject: (.*)[\n]/) {
5485                                 $hostsubject    = $1;
5486                                 $hostsubject    =~ s+/Email+, E+;
5487                                 $hostsubject    =~ s/ ST=/ S=/;
5488
5489                                 last;
5490                         }
5491                 }
5492
5493                 print <<END;
5494                 <tr>
5495                         <td class='base' $col2>$Lang::tr{'host certificate'}</td>
5496                         <td class='base' $col2>$hostsubject</td>
5497                         <form method='post' name='frmhostcrta'><td width='3%' align='center' $col2>
5498                         <input type='hidden' name='ACTION' value='$Lang::tr{'show host certificate'}' />
5499                         <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' />
5500                         </form>
5501                         <form method='post' name='frmhostcrtb'><td width='3%' align='center' $col2>
5502                         <input type='image' name="$Lang::tr{'download host certificate'}" src='/images/media-floppy.png' alt="$Lang::tr{'download host certificate'}" title="$Lang::tr{'download host certificate'}" border='0' />
5503                         <input type='hidden' name='ACTION' value="$Lang::tr{'download host certificate'}" />
5504                         </td></form>
5505                         <td width='4%' $col2>&nbsp;</td>
5506                 </tr>
5507 END
5508                 ;
5509     } else {
5510                 # Nothing
5511                 print <<END;
5512                 <tr>
5513                         <td width='25%' class='base' $col2>$Lang::tr{'host certificate'}:</td>
5514                         <td class='base' $col2>$Lang::tr{'not present'}</td>
5515                         </td><td colspan='3' $col2>&nbsp;</td>
5516                 </tr>
5517 END
5518                 ;
5519     }
5520
5521     # Adding ta.key to chart
5522     if (-f "${General::swroot}/ovpn/certs/ta.key") {
5523                 open(FILE, "${General::swroot}/ovpn/certs/ta.key");
5524                 my @tasubject = <FILE>;
5525                 close(FILE);
5526
5527                 my $tasubject;
5528                 foreach my $line (@tasubject) {
5529                         if($line =~ /# (.*)[\n]/) {
5530                                 $tasubject    = $1;
5531
5532                                 last;
5533                         }
5534                 }
5535
5536                 print <<END;
5537
5538                 <tr>
5539                         <td class='base' $col4>$Lang::tr{'ta key'}</td>
5540                         <td class='base' $col4>$tasubject</td>
5541                         <form method='post' name='frmtakey'><td width='3%' align='center' $col4>
5542                         <input type='hidden' name='ACTION' value='$Lang::tr{'show tls-auth key'}' />
5543                         <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' />
5544                         </form>
5545                         <form method='post' name='frmtakey'><td width='3%' align='center' $col4>
5546                         <input type='image' name='$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' />
5547                         <input type='hidden' name='ACTION' value='$Lang::tr{'download tls-auth key'}' />
5548                         </form>
5549                         <td width='4%' $col4>&nbsp;</td>
5550                 </tr>
5551 END
5552                 ;
5553     } else {
5554                 # Nothing
5555                 print <<END;
5556                 <tr>
5557                         <td width='25%' class='base' $col4>$Lang::tr{'ta key'}:</td>
5558                         <td class='base' $col4>$Lang::tr{'not present'}</td>
5559                         <td colspan='3' $col4>&nbsp;</td>
5560                 </tr>
5561 END
5562                 ;
5563     }
5564
5565     if (! -f "${General::swroot}/ovpn/ca/cacert.pem") {
5566         print "<tr><td colspan='5' align='center'><form method='post'>";
5567                 print "<input type='submit' name='ACTION' value='$Lang::tr{'generate root/host certificates'}' />";
5568         print "</form></td></tr>\n";
5569     }
5570
5571     if (keys %cahash > 0) {
5572                 foreach my $key (keys %cahash) {
5573                         if (($key + 1) % 2) {
5574                                 print "<tr bgcolor='$Header::color{'color20'}'>\n";
5575                         } else {
5576                                 print "<tr bgcolor='$Header::color{'color22'}'>\n";
5577                         }
5578                         print "<td class='base'>$cahash{$key}[0]</td>\n";
5579                         print "<td class='base'>$cahash{$key}[1]</td>\n";
5580                         print <<END;
5581                         <form method='post' name='cafrm${key}a'><td align='center'>
5582                                 <input type='image' name='$Lang::tr{'show ca certificate'}' src='/images/info.gif' alt='$Lang::tr{'show ca certificate'}' title='$Lang::tr{'show ca certificate'}' border='0' />
5583                                 <input type='hidden' name='ACTION' value='$Lang::tr{'show ca certificate'}' />
5584                                 <input type='hidden' name='KEY' value='$key' />
5585                         </td></form>
5586                         <form method='post' name='cafrm${key}b'><td align='center'>
5587                                 <input type='image' name='$Lang::tr{'download ca certificate'}' src='/images/media-floppy.png' alt='$Lang::tr{'download ca certificate'}' title='$Lang::tr{'download ca certificate'}' border='0' />
5588                                 <input type='hidden' name='ACTION' value='$Lang::tr{'download ca certificate'}' />
5589                                 <input type='hidden' name='KEY' value='$key' />
5590                         </td></form>
5591                         <form method='post' name='cafrm${key}c'><td align='center'>
5592                                 <input type='hidden' name='ACTION' value='$Lang::tr{'remove ca certificate'}' />
5593                                 <input type='image'  name='$Lang::tr{'remove ca certificate'}' src='/images/delete.gif' alt='$Lang::tr{'remove ca certificate'}' title='$Lang::tr{'remove ca certificate'}' width='20' height='20' border='0' />
5594                                 <input type='hidden' name='KEY' value='$key' />
5595                         </td></form></tr>
5596 END
5597                         ;
5598                 }
5599     }
5600
5601     print "</table>";
5602
5603     # If the file contains entries, print Key to action icons
5604     if ( -f "${General::swroot}/ovpn/ca/cacert.pem") {
5605                 print <<END;
5606                 <table>
5607                 <tr>
5608                         <td class='boldbase'>&nbsp; <b>$Lang::tr{'legend'}:</b></td>
5609                         <td>&nbsp; &nbsp; <img src='/images/info.gif' alt='$Lang::tr{'show certificate'}' /></td>
5610                         <td class='base'>$Lang::tr{'show certificate'}</td>
5611                         <td>&nbsp; &nbsp; <img src='/images/media-floppy.png' alt='$Lang::tr{'download certificate'}' /></td>
5612                         <td class='base'>$Lang::tr{'download certificate'}</td>
5613                 </tr>
5614                 </table>
5615 END
5616                 ;
5617     }
5618
5619         print <<END
5620
5621         <br><hr><br>
5622
5623         <form method='post' enctype='multipart/form-data'>
5624                 <table border='0' width='100%'>
5625                         <tr>
5626                                 <td colspan='4'><b>$Lang::tr{'upload ca certificate'}</b></td>
5627                         </tr>
5628
5629                         <tr>
5630                                 <td width='10%'>$Lang::tr{'ca name'}:</td>
5631                                 <td width='30%'><input type='text' name='CA_NAME' value='$cgiparams{'CA_NAME'}' size='15' align='left'></td>
5632                                 <td width='30%'><input type='file' name='FH' size='25'>
5633                                 <td width='30%'align='right'><input type='submit' name='ACTION' value='$Lang::tr{'upload ca certificate'}'></td>
5634                         </tr>
5635
5636                         <tr>
5637                                 <td colspan='3'>&nbsp;</td>
5638                                 <td align='right'><input type='submit' name='ACTION' value='$Lang::tr{'show crl'}' /></td>
5639                         </tr>
5640                 </table>
5641         </form>
5642
5643         <br><hr>
5644 END
5645         ;
5646
5647     if ($vpnsettings{'ENABLED'} eq "yes") {
5648                 print "<div align='center'><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' disabled='disabled' /></div></form>\n";
5649     } else {
5650                 print "<div align='center'><form method='post'><input type='submit' name='ACTION' value='$Lang::tr{'remove x509'}' /></div></form>\n";
5651     }
5652         &Header::closebox();
5653 END
5654         ;
5655
5656 &Header::closepage();
5657