src/scripts/setddns.pl

   1 #!/usr/bin/perl
   2 #
   3 # SmoothWall CGIs
   4 #
   5 # This code is distributed under the terms of the GPL
   6 #
   7 # (c) The SmoothWall Team
   8 #
   9 # $Id: setddns.pl,v 1.4.2.32 2006/02/07 01:29:47 franck78 Exp $
  10 #
  11
  12 #close(STDIN);
  13 #close(STDOUT);
  14 #close(STDERR);
  15
  16 use strict;
  17 use IO::Socket;
  18 use Net::SSLeay;
  19
  20 require '/var/ipfire/general-functions.pl';
  21
  22 #Prototypes functions
  23 sub encode_base64 ($;$);
  24
  25 my %settings;
  26 my $filename = "${General::swroot}/ddns/config";
  27 my $cachefile = "${General::swroot}/ddns/ipcache";
  28 my $ipcache = 0;
  29 my @current = ();
  30
  31 if (open(FILE, "$filename")) {
  32     @current = <FILE>;
  33     close(FILE);
  34     unless(@current) {
  35         exit 0;
  36     }
  37 } else {
  38     &General::log('Dynamic DNS failure : unable to open config file.');
  39     exit 0;
  40 }
  41
  42 &General::readhash("${General::swroot}/ddns/settings", \%settings);
  43
  44 # ignore monthly update if not in minimize update mode
  45 exit 0 if (($settings{'MINIMIZEUPDATES'} ne 'on') && ($ARGV[1] eq '-m'));
  46
  47 my $ip;
  48 if (open(IP, "${General::swroot}/red/local-ipaddress")) {
  49     $ip = <IP>;
  50     close(IP);
  51     chomp $ip;
  52 } else {
  53     &General::log('Dynamic DNS failure : unable to open local-ipaddress file.');
  54     exit 0;
  55 }
  56
  57 #If IP is reserved network, we are behind a router. May we ask for our real public IP ?
  58 if ( &General::IpInSubnet ($ip,'10.0.0.0','255.0.0.0') ||
  59      &General::IpInSubnet ($ip,'172.16.0.0','255.240.0.0') ||
  60      &General::IpInSubnet ($ip,'192.168.0.0','255.255.0.0')) {
  61     # We can, but are we authorized by GUI ?
  62     if ($settings{'BEHINDROUTER'} eq 'FETCH_IP') {
  63         if ($ARGV[0] eq '-f'){
  64             $settings{'BEHINDROUTERWAITLOOP'} = -1; # When forced option, fectch PublicIP now
  65         }
  66
  67         # Increment counter modulo 4. When it is zero, fetch ip else exit
  68         # This divides by 4 the requests to the dyndns server.
  69         $settings{'BEHINDROUTERWAITLOOP'} = ($settings{'BEHINDROUTERWAITLOOP'}+1) %4;
  70         &General::writehash("${General::swroot}/ddns/settings", \%settings);
  71         exit 0 if ( $settings{'BEHINDROUTERWAITLOOP'} ne 0 );
  72         my $RealIP = &General::FetchPublicIp;
  73         $ip = (&General::validip ($RealIP) ?  $RealIP : 'unavailable');
  74         &General::log ("Dynamic DNS public router IP is:$ip");
  75     }
  76 }
  77
  78 if ($ARGV[0] eq '-f') {
  79         unlink ($cachefile);    # next regular calls will try again if this force update fails.
  80 } else {
  81         open(IPCACHE, "$cachefile");
  82         $ipcache = <IPCACHE>;
  83         close(IPCACHE);
  84         chomp $ipcache;
  85 }
  86
  87 if ($ip ne $ipcache) {
  88         my $id = 0;
  89         my $success = 0;
  90         my $line;
  91         my $lines = @current;
  92
  93         foreach $line (@current) {
  94                 $id++;
  95                 chomp($line);
  96                 my @temp = split(/\,/,$line);
  97                 unless ($temp[7] ne "on") {
  98                         $settings{'SERVICE'} = $temp[0];
  99                         $settings{'HOSTNAME'} = $temp[1];
 100                         $settings{'DOMAIN'} = $temp[2];
 101                         $settings{'PROXY'} = $temp[3];
 102                         $settings{'WILDCARDS'} = $temp[4];
 103                         $settings{'LOGIN'} = $temp[5];
 104                         $settings{'PASSWORD'} = $temp[6];
 105                         $settings{'ENABLED'} = $temp[7];
 106
 107                         #Some connection are very stable (more than 40 days). Finally force
 108                         #one update / month to avoid account lost
 109                         #cron call once/week with -f & once/month with -f -m options
 110                         #minimize update ?
 111                         if ( ($settings{'MINIMIZEUPDATES'} eq 'on') && ($ARGV[1] ne '-m') ) {
 112                             if (General::DyndnsServiceSync($ip, $settings{'HOSTNAME'},$settings{'DOMAIN'})) {
 113                                 &General::log ("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} is uptodate [$ip]");
 114                                 $success++;
 115                                 next;           # do not update, go to test next service
 116                             }
 117                         }
 118                         my @service = split(/\./, "$settings{'SERVICE'}");
 119                         $settings{'SERVICE'} = "$service[0]";
 120                         if ($settings{'SERVICE'} eq 'no-ip') {
 121                                 open(F, ">${General::swroot}/ddns/noipsettings");
 122                                 flock F, 2;
 123                                 print F "PROXY=" . ($settings{'PROXY'} eq 'on' ? "Y\n" : "N\n");
 124                                 print F "PASSWORD=$settings{'PASSWORD'}\n";
 125                                 print F "NAT=N\n";
 126                                 print F "LOGIN=$settings{'LOGIN'}\n";
 127                                 print F "INTERVAL=1\n";
 128                                 if ($settings{'HOSTNAME'} !~ s/$General::noipprefix//) {
 129                                     print F "HOSTNAME=$settings{'HOSTNAME'}\n";
 130                                     print F "GROUP=\n";
 131                                 } else {
 132                                     print F "HOSTNAME=\n";
 133                                     print F "GROUP=$settings{'HOSTNAME'}\n";
 134                                 }
 135                                 print F "DOMAIN=$settings{'DOMAIN'}\n";
 136                                 print F "DEVICE=\n";
 137                                 print F "DAEMON=N\n";
 138                                 close(F);
 139
 140                                 my @ddnscommand = ('/usr/bin/noip','-c',"${General::swroot}/ddns/noipsettings",'-i',"$ip");
 141
 142                                 my $result = system(@ddnscommand);
 143                                 if ( $result != 0) {
 144                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure");
 145                                 } else {
 146                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : success");
 147                                         $success++;
 148                                 }
 149                         }
 150
 151                         elsif ($settings{'SERVICE'} eq 'cjb') {
 152                             # use proxy ?
 153                             my %proxysettings;
 154                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 155                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 156                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 157                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 158                             }
 159
 160                             my ($out, $response) = Net::SSLeay::get_http(  'www.cjb.net',
 161                                                                             80,
 162                                                                             "/cgi-bin/dynip.cgi?username=$settings{'LOGIN'}&password=$settings{'PASSWORD'}&ip=$ip",
 163                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 164                                                                          );
 165
 166                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 167                                 if ( $out !~ m/has been updated to point to/ ) {
 168                                     &General::log("Dynamic DNS ip-update for cjb.net ($settings{'LOGIN'}) : failure (bad password or login)");
 169                                 } else {
 170                                     &General::log("Dynamic DNS ip-update for cjb.net ($settings{'LOGIN'}) : success");
 171                                     $success++;
 172                                 }
 173                             } else {
 174                                 &General::log("Dynamic DNS ip-update for cjb.net ($settings{'LOGIN'}) : failure (could not connect to server)");
 175                             }
 176                         }
 177                         elsif ($settings{'SERVICE'} eq 'mydyn') {
 178                             # use proxy ?
 179                             my %proxysettings;
 180                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 181                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 182                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 183                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 184                             }
 185
 186                             my ($out, $response) = Net::SSLeay::get_http(  'www.mydyn.de',
 187                                                                             80,
 188                                                                             "/cgi-bin/update.pl?$settings{'LOGIN'}-$settings{'PASSWORD'}",
 189                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 190                                                                         );
 191
 192                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 193                                 if ( $out !~ m/The IP address of the subdomain/ ) {
 194                                     &General::log("Dynamic DNS ip-update for mydyn.de ($settings{'LOGIN'}) : failure (bad password or login)");
 195                                 } else {
 196                                     &General::log("Dynamic DNS ip-update for mydyn.de ($settings{'LOGIN'}) : success");
 197                                     $success++;
 198                                 }
 199                             } else {
 200                                 &General::log("Dynamic DNS ip-update for mydyn.de ($settings{'LOGIN'}) : failure (could not connect to server)");
 201                             }
 202
 203                         }
 204                         elsif ($settings{'SERVICE'} eq 'selfhost') {
 205                             # use proxy ?
 206                             my %proxysettings;
 207                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 208                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 209                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 210                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 211                             }
 212
 213                             my ($out, $response) = Net::SSLeay::get_https(  'carol.selfhost.de',
 214                                                                             443,
 215                                                                             "/update?username=$settings{'LOGIN'}&password=$settings{'PASSWORD'}&textmodi=1",
 216                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 217                                                                          );
 218
 219                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 220                                 if ( $out !~ m/status=(200|204)/ ) {
 221                                     $out =~ s/\n/ /g;
 222                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure ($out)");
 223                                 } else {
 224                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : success");
 225                                     $success++;
 226                                 }
 227                             } else {
 228                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure (could not connect to server)");
 229                             }
 230                         }
 231                         elsif ($settings{'SERVICE'} eq 'dnspark') {
 232                             # use proxy ?
 233                             my %proxysettings;
 234                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 235                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 236                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 237                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 238                             }
 239
 240                             if ($settings{'HOSTNAME'} eq '') {
 241                                 $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 242                             } else {
 243                                 $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 244                             }
 245
 246                             my ($out, $response) = Net::SSLeay::get_https(  "www.dnspark.net",
 247                                                                             443,
 248                                                                             "/api/dynamic/update.php?hostname=$settings{'HOSTDOMAIN'}&ip=$ip",
 249                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire',
 250                                                                                                       'Authorization' => 'Basic ' . encode_base64("$settings{'LOGIN'}:$settings{'PASSWORD'}")
 251                                                                              )
 252                                                                          );
 253                             # Valid response are 'ok'   'nochange'
 254                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 255                                 if ( $out !~ m/^(ok|nochange)/ ) {
 256                                     $out =~ s/\n/ /g;
 257                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure ($out)");
 258                                 } else {
 259                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : success");
 260                                     $success++;
 261                                 }
 262                             } else {
 263                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure (could not connect to server, check your credentials)");
 264                             }
 265                         }
 266                         elsif ($settings{'SERVICE'} eq 'enom') {
 267                             # use proxy ?
 268                             my %proxysettings;
 269                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 270                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 271                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 272                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 273                             }
 274                             if ($settings{'HOSTNAME'} eq '') {
 275                                 $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 276                             } else {
 277                                 $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 278                             }
 279
 280                             my ($out, $response) = Net::SSLeay::get_http(  'dynamic.name-services.com',
 281                                                                             80,
 282                                                                             "/interface.asp?Command=SetDNSHost&Zone=$settings{'DOMAIN'}&DomainPassword=$settings{'PASSWORD'}&Address=$ip",
 283                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 284                                                                          );
 285
 286                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 287                                 #Valid responses from update => ErrCount=0
 288                                 if ( $out !~ m/ErrCount=0/ ) {
 289                                     $out =~ s/(\n|\x0D)/ /g;
 290                                     $out =~ /Err1=([\w ]+)  /;
 291                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure ($1)");
 292                                 } else {
 293                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : success");
 294                                     $success++;
 295                                 }
 296                             } else {
 297                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure (could not connect to server)");
 298                             }
 299                         }
 300                         elsif ($settings{'SERVICE'} eq 'nsupdate') {
 301                                 # Fetch UI configurable values and assemble the host name.
 302
 303                                 my $hostName="$settings{'DOMAIN'}";
 304                                 if ($settings{'HOSTNAME'} ne "") {
 305                                         $hostName="$settings{'HOSTNAME'}.$hostName";
 306                                 }
 307                                 my $keyName=$settings{'LOGIN'};
 308                                 my $keySecret=$settings{'PASSWORD'};
 309
 310                                 # Use a relatively long TTL value to reduce load on DNS.
 311                                 # Some public Dynamic DNS servers use values around 4 hours,
 312                                 # some use values as low as 60 seconds.
 313                                 # XXX Maybe we could fetch the master value from the server
 314                                 # (not the timed-down version supplied by DNS cache)
 315
 316                                 my $timeToLive="3600";
 317
 318                                 # Internal setting that can be used to override the DNS server
 319                                 # where the update is applied. It can be of use when testing
 320                                 # against a private DNS server.
 321
 322                                 my $masterServer="";
 323
 324                                 # Prepare the nsupdate command script to remove and re-add the
 325                                 # updated A record for the domain.
 326
 327                                 my $cmdFile="/tmp/nsupdate-$hostName-commands";
 328                                 my $logFile="/tmp/nsupdate-$hostName-result";
 329                                 open(TF, ">$cmdFile");
 330                                 if ($masterServer ne "") {
 331                                         print TF "server $masterServer\n";
 332                                 }
 333                                 if ($keyName ne "" && $keySecret ne "") {
 334                                         print TF "key $keyName $keySecret\n";
 335                                 }
 336                                 print TF "update delete $hostName A\n";
 337                                 print TF "update add $hostName $timeToLive A $ip\n";
 338                                 print TF "send\n";
 339                                 close(TF);
 340
 341                                 # Run nsupdate with -v to use TCP instead of UDP because we're
 342                                 # issuing multiple cmds and potentially long keys, and -d to
 343                                 # get diagnostic result output.
 344
 345                                 my $result = system("/usr/bin/nsupdate -v -d $cmdFile 2>$logFile");
 346                                 if ($result != 0) {
 347                                         &General::log("Dynamic DNS ip-update for $hostName : failure");
 348                                         open(NSLOG, "$logFile");
 349                                         my @nsLog = <NSLOG>;
 350                                         close(NSLOG);
 351                                         my $logLine;
 352                                         foreach $logLine (@nsLog) {
 353                                                 chomp($logLine);
 354                                                 if ($logLine ne "") {
 355                                                         &General::log("... $logLine");
 356                                                 }
 357                                         }
 358                                 } else {
 359                                         &General::log("Dynamic DNS ip-update for $hostName : success");
 360                                         $success++;
 361                                 }
 362                                 unlink $cmdFile, $logFile;
 363                         }
 364                         elsif ($settings{'SERVICE'} eq 'freedns') {
 365                             # use proxy ?
 366                             my %proxysettings;
 367                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 368                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 369                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 370                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 371                             }
 372
 373                             my ($out, $response) = Net::SSLeay::get_https(  'freedns.afraid.org',
 374                                                                             443,
 375                                                                             "/dynamic/update.php?$settings{'LOGIN'}",
 376                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 377                                                                          );
 378                             #Valid responses from service are:
 379                             #Updated n host(s) <domain>
 380                             #ERROR: <ip> has not changed.
 381                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 382                                 #Valid responses from update => ErrCount=0
 383                                 if ( $out !~ m/(^Updated|Address .* has not changed)/ig ) {
 384                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure ($out)");
 385                                 } else {
 386                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : success");
 387                                     $success++;
 388                                 }
 389                             } else {
 390                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure (could not connect to server)");
 391                             }
 392                         }
 393                         elsif ($settings{'SERVICE'} eq 'regfish') {
 394                             # use proxy ?
 395                             my %proxysettings;
 396                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 397                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 398                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 399                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 400                             }
 401
 402
 403                             my ($out, $response) = Net::SSLeay::get_https(  'www.regfish.com',
 404                                                                             443,
 405                                                                             "/dyndns/2/?fqdn=$settings{'DOMAIN'}&ipv4=$ip&forcehost=1&authtype=secure&token=$settings{'LOGIN'}",
 406                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 407                                                                          );
 408                             #Valid responses from service are:
 409                             #success|100|update succeeded!
 410                             #success|101|no update needed at this time..
 411                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 412                                 if ( $out !~ m/(success\|(100|101)\|)/ig ) {
 413                                     &General::log("Dynamic DNS ip-update for $settings{'DOMAIN'} : failure ($out)");
 414                                 } else {
 415                                     &General::log("Dynamic DNS ip-update for $settings{'DOMAIN'} : success");
 416                                     $success++;
 417                                 }
 418                             } else {
 419                                 &General::log("Dynamic DNS ip-update for $settings{'DOMAIN'} : failure (could not connect to server)");
 420                             }
 421                         }
 422                         elsif ($settings{'SERVICE'} eq 'ovh') {
 423                                 my %proxysettings;
 424                                 &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 425
 426                                 my $peer = 'www.ovh.com';
 427                                 my $peerport = 80;
 428
 429                                 if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 430                                         ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 431                                 }
 432
 433                                 my $sock;
 434                                 unless($sock = new IO::Socket::INET (PeerAddr => $peer, PeerPort => $peerport, Proto => 'tcp', Timeout => 5)) {
 435                                         &General::log("Dynamic DNS failure : could not connect to $peer:$peerport: $@");
 436                                         next;
 437                                 }
 438
 439                                 if ($settings{'HOSTNAME'} eq '') {
 440                                         $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 441                                 } else {
 442                                         $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 443                                 }
 444
 445                                 my ($GET_CMD, $code64);
 446                                 $GET_CMD  = "GET http://www.ovh.com/nic/update?system=dyndns&hostname=$settings{'HOSTDOMAIN'}&myip=$ip HTTP/1.1\r\n";
 447                                 $GET_CMD .= "Host: www.ovh.com\r\n";
 448                                 chomp($code64 = encode_base64("$settings{'LOGIN'}:$settings{'PASSWORD'}"));
 449                                 $GET_CMD .= "Authorization: Basic $code64\r\n";
 450                                 $GET_CMD .= "User-Agent: ipfire\r\n";
 451                                #$GET_CMD .= "Content-Type: application/x-www-form-urlencoded\r\n";
 452                                 $GET_CMD .= "\r\n";
 453                                 print $sock "$GET_CMD";
 454
 455                                 my $out = '';
 456                                 while(<$sock>) {
 457                                         $out .= $_;
 458                                 }
 459                                 close($sock);
 460
 461                                 #HTTP response => error (in  Title tag) else text response
 462                                 #Valid responses from service:good,nochg  (ez-ipupdate like)
 463                                 #Should use ez-ipdate but "system=dyndns" is not present
 464                                 if ( $out =~ m/<Title>(.*)<\/Title>/ig ) {
 465                                         &General::log("Dynamic DNS ovh.com : failure ($1)");
 466                                 }
 467                                 elsif ($out !~ m/good |nochg /ig) {
 468                                         $out =~ s/.+?\015?\012\015?\012//s;    # header HTTP
 469                                         my @out = split("\r", $out);
 470                                         &General::log("Dynamic DNS ip-update for $settings{'DOMAIN'} : failure ($out[1])");
 471                                 } else {
 472                                         &General::log("Dynamic DNS ip-update for $settings{'DOMAIN'} : success");
 473                                         $success++;
 474                                 }
 475                         }
 476                         elsif ($settings{'SERVICE'} eq 'dtdns') {
 477                             # use proxy ?
 478                             my %proxysettings;
 479                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 480                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 481                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 482                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 483                             }
 484
 485                             if ($settings{'HOSTNAME'} eq '') {
 486                                 $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 487                             } else {
 488                                 $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 489                             }
 490
 491                             my ($out, $response) = Net::SSLeay::get_http(  'www.dtdns.com',
 492                                                                             80,
 493                                                                             "/api/autodns.cfm?id=$settings{'HOSTDOMAIN'}&pw=$settings{'PASSWORD'}",
 494                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 495                                                                          );
 496                             #Valid responses from service are:
 497                             #   now points to
 498                             #
 499                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 500                                 if ( $out !~ m/Host .* now points to/ig ) {
 501                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure ($out)");
 502                                 } else {
 503                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : success");
 504                                     $success++;
 505                                 }
 506                             } else {
 507                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure (could not connect to server)");
 508                             }
 509                         }
 510                         elsif ($settings{'SERVICE'} eq 'dynu') {
 511                             # use proxy ?
 512                             my %proxysettings;
 513                             &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 514                             if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 515                                 my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 516                                 Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} );
 517                             }
 518
 519                             if ($settings{'HOSTNAME'} eq '') {
 520                                 $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 521                             } else {
 522                                 $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 523                             }
 524
 525                             my ($out, $response) = Net::SSLeay::get_http(  'dynserv.ca',
 526                                                                             80,
 527                                                                             "/dyn/dynengine.cgi?func=set&name=$settings{'LOGIN'}&pass=$settings{'PASSWORD'}&ip=$ip&domain=$settings{'DOMAIN'}",
 528                                                                             Net::SSLeay::make_headers('User-Agent' => 'IPFire' )
 529                                                                          );
 530                             #Valid responses from service are:
 531                             # 02 == Domain already exists, refreshing data for ... => xxx.xxx.xxx.xxx
 532                             #
 533                             if ($response =~ m%HTTP/1\.. 200 OK%) {
 534                                 if ( $out !~ m/Domain already exists, refreshing data for/ig ) {
 535                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure ($out)");
 536                                 } else {
 537                                     &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : success");
 538                                     $success++;
 539                                 }
 540                             } else {
 541                                 &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'} : failure (could not connect to server)");
 542                             }
 543                         } else {
 544                                 if ($settings{'WILDCARDS'} eq 'on') {
 545                                     $settings{'WILDCARDS'} = '-w';
 546                                 } else {
 547                                     $settings{'WILDCARDS'} = '';
 548                                 }
 549
 550                                 if (($settings{'SERVICE'} eq 'dyndns-custom' ||
 551                                     $settings{'SERVICE'} eq 'easydns' ||
 552                                     $settings{'SERVICE'} eq 'zoneedit') && $settings{'HOSTNAME'} eq '') {
 553                                     $settings{'HOSTDOMAIN'} = $settings{'DOMAIN'};
 554                                 } else {
 555                                     $settings{'HOSTDOMAIN'} = "$settings{'HOSTNAME'}.$settings{'DOMAIN'}";
 556                                 }
 557
 558                                 my @ddnscommand = ('/usr/bin/ez-ipupdate', '-a', "$ip", '-S', "$settings{'SERVICE'}", '-u', "$settings{'LOGIN'}:$settings{'PASSWORD'}", '-h', "$settings{'HOSTDOMAIN'}", "$settings{'WILDCARDS'}", '-q');
 559
 560                                 my $result = system(@ddnscommand);
 561                                 if ( $result != 0) {
 562                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'}: failure");
 563                                 } else {
 564                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTDOMAIN'}: success");
 565                                         $success++;
 566                                 }
 567                         }
 568                 } else {
 569                         # If a line is disabled, then we should discount it
 570                         $lines--;
 571                 }
 572         }
 573
 574         if ($lines == $success) {
 575                 open(IPCACHE, ">$cachefile");
 576                 flock IPCACHE, 2;
 577                 print IPCACHE $ip;
 578                 close(IPCACHE);
 579                 exit 1;
 580         }
 581
 582 }
 583 exit 0;
 584
 585 # Extracted from Base64.pm
 586 sub encode_base64 ($;$) {
 587     my $res = "";
 588     my $eol = $_[1];
 589     $eol = "\n" unless defined $eol;
 590     pos($_[0]) = 0;                          # ensure start at the beginning
 591     while ($_[0] =~ /(.{1,45})/gs) {
 592         $res .= substr(pack('u', $1), 1);
 593         chop($res);
 594     }
 595     $res =~ tr|` -_|AA-Za-z0-9+/|;               # `# help emacs
 596     # fix padding at the end
 597     my $padding = (3 - length($_[0]) % 3) % 3;
 598     $res =~ s/.{$padding}$/'=' x $padding/e if $padding;
 599     # break encoded string into lines of no more than 76 characters each
 600     if (length $eol) {
 601         $res =~ s/(.{1,76})/$1$eol/g;
 602     }
 603     $res;
 604 }
 605
 606
 607
 608 __END__
 609 old code for selfhost.de
 610
 611                                 my %proxysettings;
 612                                 &General::readhash("${General::swroot}/proxy/settings", \%proxysettings);
 613
 614                                 my $peer = 'carol.selfhost.de';
 615                                 my $peerport = 80;
 616
 617                                 if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
 618                                     ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
 619                                 }
 620
 621                                 my $sock;
 622                                 unless($sock = new IO::Socket::INET (PeerAddr => $peer, PeerPort => $peerport, Proto => 'tcp', Timeout => 5)) {
 623                                     die "Could not connect to $peer:$peerport: $@";
 624                                     return 1;
 625                                 }
 626
 627                                 my $GET_CMD;
 628                                 $GET_CMD  = "GET https://carol.selfhost.de/update?username=$settings{'LOGIN'}&password=$settings{'PASSWORD'}&myip=$ip&textmodi=1 HTTP/1.1\r\n";
 629                                 $GET_CMD .= "Host: carol.selfhost.de\r\n";
 630                                 $GET_CMD .= "User-Agent: ipfire\r\n";
 631                                 $GET_CMD .= "Connection: close\r\n\r\n";
 632                                 print $sock "$GET_CMD";
 633
 634                                 my $out = '';
 635                                 while(<$sock>) {
 636                                         $out .= $_;
 637                                 }
 638                                 close($sock);
 639
 640                                 if ( $out !~ m/status=(200|204)/ ) {
 641                                         #cleanup http response...
 642                                         $out =~ s/.+?\015?\012\015?\012//s;    # header HTTP
 643                                         my @out = split("\r", $out);
 644                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : failure ($out[1])");
 645                                 } else {
 646                                         &General::log("Dynamic DNS ip-update for $settings{'HOSTNAME'}.$settings{'DOMAIN'} : success");
 647                                         $success++;
 648                                 }
 649
 650
 651