config/forwardfw/convert-outgoingfw

   1 #!/usr/bin/perl
   2
   3
   4 require '/var/ipfire/general-functions.pl';
   5 use Socket;
   6
   7 my $ipgrouppath         = "${General::swroot}/outgoing/groups/ipgroups/";
   8 my $macgrouppath        = "${General::swroot}/outgoing/groups/macgroups/";
   9 my $outgoingrules       = "${General::swroot}/outgoing/rules";
  10 my $outfwsettings       = "${General::swroot}/outgoing/settings";
  11 my $host                        = "Converted ";
  12 my $confighosts         = "${General::swroot}/fwhosts/customhosts";
  13 my $confignets          = "${General::swroot}/fwhosts/customnetworks";
  14 my $configgroups        = "${General::swroot}/fwhosts/customgroups";
  15 my $ovpnsettings        = "${General::swroot}/ovpn/settings";
  16 my $ovpnconfig          = "${General::swroot}/ovpn/ovpnconfig";
  17 my $ccdconfig           = "${General::swroot}/ovpn/ccd.conf";
  18 my $fwdfwconfig         = "${General::swroot}/forward/config";
  19 my $fwdfwsettings       = "${General::swroot}/forward/settings";
  20 my @ipgroups = qx(ls $ipgrouppath);
  21 my @macgroups = qx(ls $macgrouppath);
  22 my @hostarray=();
  23 my %outsettings=();
  24 my %hosts=();
  25 my %nets=();
  26 my %groups=();
  27 my %settingsovpn=();
  28 my %configovpn=();
  29 my %ccdconf=();
  30 my %fwconf=();
  31 my %fwdsettings=();
  32 &General::readhash($outfwsettings,\%outsettings);
  33
  34 &process_groups;
  35 &process_rules;
  36
  37 sub process_groups
  38 {
  39         if(! -d "/var/log/converters"){ mkdir("/var/log/converters");}
  40         if( -f "/var/log/converters/groups-convert.log"){unlink ("/var/log/converters/groups-convert.log");}
  41         open (LOG, ">/var/log/converters/groups-convert.log") or die $!;
  42         #IP Group processing
  43         foreach my $group (@ipgroups){
  44                 chomp $group;
  45                 open (DATEI, "<$ipgrouppath/$group");
  46                 my @zeilen = <DATEI>;
  47                 foreach my $ip (@zeilen){
  48                         chomp($ip);
  49                         $ip =~ s/\s//gi;
  50                         my $val=&check_ip($ip);
  51                         if($val){
  52                                 push(@hostarray,$val.",ip");
  53                         }
  54                         else{
  55                                 print LOG "-> IP \"$ip\" from group $group not converted (invalid IP) \n";
  56                         }
  57                         $val='';
  58                 }
  59                 &new_hostgrp($group,'ip');
  60                 @hostarray=();
  61         }
  62         $group='';
  63         @zeilen=();
  64         @hostarray=();
  65         #MAC Group processing
  66         foreach my $group (@macgroups){
  67                 chomp $group;
  68                 open (DATEI, "<$macgrouppath/$group");
  69                 my @zeilen = <DATEI>;
  70                 foreach my $mac (@zeilen){
  71                         chomp($mac);
  72                         $mac =~ s/\s//gi;
  73                         #MAC checking
  74                         if(&General::validmac($mac)){
  75                                 $val=$mac;
  76                         }
  77                         if($val){
  78                                 push(@hostarray,$val.",mac");
  79                         }
  80                         else{
  81                                 print LOG "-> Mac $mac from group $group not converted (invalid MAC)\n";
  82                         }
  83                         $val='';
  84                 }
  85                 &new_hostgrp($group,'mac');
  86                 @hostarray=();
  87         }
  88         close (LOG);
  89 }
  90 sub check_ip
  91 {
  92         my $adr=shift;
  93         my $a;
  94         #ip with subnet in decimal
  95         if($adr =~ m/^(\d\d?\d?).(\d\d?\d?).(\d\d?\d?).(\d\d?\d?)\/(\d{1,2})$/){
  96                 $adr=int($1).".".int($2).".".int($3).".".int($4);
  97                 my $b = &General::iporsubtodec($5);
  98                 $a=$adr."/".$b;
  99         }
 100         if($adr =~ /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/){
 101                 $adr=int($1).".".int($2).".".int($3).".".int($4);
 102                 if(&General::validip($adr)){
 103                         $a=$adr."/255.255.255.255";
 104                 }
 105         }
 106         if(&General::validipandmask($adr)){
 107                 $a=&General::iporsubtodec($adr);
 108         }
 109         return $a;
 110 }
 111 sub new_hostgrp
 112 {
 113         &General::readhasharray($confighosts,\%hosts);
 114         &General::readhasharray($confignets,\%nets);
 115         &General::readhasharray($configgroups,\%groups);
 116         my $grp=shift;
 117         my $run=shift;
 118         my $name; #"converted"
 119         my $name2;
 120         my $name3; #custom host/custom net
 121         foreach my $adr (@hostarray){
 122                 if($run eq 'ip'){
 123                         my ($ip,$type)                  = split(",",$adr);
 124                         my ($ippart,$subnet)    = split("/",$ip);
 125                         my ($byte1,$byte2,$byte3,$byte4) = split(/\./,$subnet);
 126                         if($byte4 eq '255'){
 127                                 if(!&check_host($ip)){
 128                                         my $key         = &General::findhasharraykey(\%hosts);
 129                                         $name="host ";
 130                                         $name2=$name.$ippart;
 131                                         $name3="Custom Host";
 132                                         $hosts{$key}[0] = $name2;
 133                                         $hosts{$key}[1] = $type;
 134                                         $hosts{$key}[2] = $ip;
 135                                         $hosts{$key}[3] = 1;
 136                                 }else{
 137                                         print LOG "Host (IP) $ip already exists\n";
 138                                 }
 139                         }elsif($byte4 < '255'){
 140                                 if(!&check_net($ippart,$subnet)){
 141                                         my $netkey      =  &General::findhasharraykey(\%nets);
 142                                         $name="net ";
 143                                         $name2=$name.$ippart;
 144                                         $name3="Custom Network";
 145                                         $nets{$netkey}[0] = $name2;
 146                                         $nets{$netkey}[1] = $ippart;
 147                                         $nets{$netkey}[2] = $subnet;
 148                                         $nets{$netkey}[3] = 1;
 149                                 }else{
 150                                         print LOG "Network $ippart already exists\n";
 151                                 }
 152                         }
 153                         if($name2){
 154                                 my $grpkey      = &General::findhasharraykey(\%groups);
 155                                 $groups{$grpkey}[0]     = $grp;
 156                                 $groups{$grpkey}[1]     = '';
 157                                 $groups{$grpkey}[2]     = $name2;
 158                                 $groups{$grpkey}[3]     = $name3;
 159                                 $groups{$grpkey}[4]     = 0;
 160                         }
 161                 }elsif($run eq 'mac'){
 162                         #MACRUN
 163                         my ($mac,$type)                         = split(",",$adr);
 164                         if(!&check_host($mac)){
 165                                 my $key         = &General::findhasharraykey(\%hosts);
 166                                 $name="host ";
 167                                 $name2=$name.$mac;
 168                                 $name3="Custom Host";
 169                                 $hosts{$key}[0] = $name2;
 170                                 $hosts{$key}[1] = $type;
 171                                 $hosts{$key}[2] = $mac;
 172                                 $hosts{$key}[3] = 1;
 173                         }else{
 174                                 print LOG "Host (MAC) $mac already exists\n";
 175                         }
 176                         if($name2){
 177                                 my $grpkey      = &General::findhasharraykey(\%groups);
 178                                 $groups{$grpkey}[0]     = $grp;
 179                                 $groups{$grpkey}[1]     = '';
 180                                 $groups{$grpkey}[2]     = $name2;
 181                                 $groups{$grpkey}[3]     = $name3;
 182                                 $groups{$grpkey}[4]     = 0;
 183                         }
 184                 }
 185         }
 186         &General::writehasharray($confighosts,\%hosts);
 187         &General::writehasharray($configgroups,\%groups);
 188         &General::writehasharray($confignets,\%nets);
 189 }
 190 sub check_host
 191 {
 192         my $ip=shift;
 193         foreach my $key (sort keys %hosts)
 194         {
 195                 if($hosts{$key}[2] eq $ip)
 196                 {
 197                         return 1;
 198                 }
 199         }
 200         return 0;
 201 }
 202 sub check_net
 203 {
 204         my $ip=shift;
 205         my $sub=shift;
 206         foreach my $key (sort keys %nets)
 207         {
 208                 if($nets{$key}[1] eq $ip && $nets{$key}[2] eq $sub)
 209                 {
 210                         return 1;
 211                 }
 212         }
 213         return 0;
 214 }
 215 sub check_grp
 216 {
 217         my $grp=shift;
 218         my $value=shift;
 219         foreach my $key (sort keys %groups)
 220         {
 221                 if($groups{$key}[0] eq $grp && $groups{$key}[2] eq $value)
 222                 {
 223                         return 1;
 224                 }
 225         }
 226         return 0;
 227 }
 228 sub process_rules
 229 {
 230         print "Outgoing ist im Mode $outsettings{'POLICY'}\n";
 231         &General::readhash($fwdfwsettings,\%fwdsettings);
 232         if($fwdsettings{'POLICY'} ne $outsettings{'POLICY'}){
 233                 $fwdsettings{'POLICY'}=$outsettings{'POLICY'};
 234                 &General::writehash($fwdfwsettings,\%fwdsettings);
 235         }
 236         #open LOG
 237         if( -f "/var/log/converters/outgoingfw-convert.log"){unlink ("/var/log/converters/outgoingfw-convert.log");}
 238         open (LOG, ">/var/log/converters/outgoingfw-convert.log") or die $!;
 239
 240         my ($type,$action,$active,$grp1,$source,$grp2,$useport,$port,$prot,$grp3,$target,$remark,$log,$time,$time_mon,$time_tue,$time_wed,$time_thu,$time_fri,$time_sat,$time_sun,$time_from,$time_to);
 241         if ($outsettings{'POLICY'} eq 'MODE1'){
 242                 $type='ALLOW';
 243                 $action='ACCEPT';
 244         }elsif($outsettings{'POLICY'} eq 'MODE2'){
 245                 $type='DENY';
 246                 $action='DROP';
 247         }else{
 248                 return;
 249         }
 250         open (DATEI, "<$outgoingrules");
 251         my @lines = <DATEI>;
 252         foreach my $rule (@lines)
 253         {
 254                 chomp($rule);
 255                 print LOG "processing: $rule\n";
 256                 print "$rule\n";
 257                 my @configline = split( /\;/, $rule );
 258                 my @prot=();
 259                 if($configline[0] eq $type){
 260                         #some variables we can use from old config
 261                         if($configline[1] eq 'on'){ $active='ON';}else{$active='';}
 262                         if($configline[3] eq 'all'){
 263                                 push(@prot,"tcp");
 264                                 push(@prot,"udp");
 265                                 $useport='ON';
 266                                 $grp3='TGT_PORT';
 267
 268                         }else{
 269                                 push(@prot,$configline[3]);
 270                                 $useport='ON';
 271                                 $grp3='TGT_PORT';
 272                         }
 273                         if($configline[4] ne ''){ $remark=$configline[4];}else{$remark='';}
 274                         if($configline[9] eq 'aktiv'){ $log='ON';}else{$log='';}
 275
 276                         if($configline[10] eq 'on' && $configline[11] eq 'on' && $configline[12] eq 'on' && $configline[13] eq 'on' && $configline[14] eq 'on' && $configline[15] eq 'on' && $configline[16] eq 'on'){
 277                                 if($configline[17] eq '00:00' && $configline[18] eq '00:00'){
 278                                         $time='';
 279                                 }else{
 280                                         $time='ON';
 281                                 }
 282                         }else{
 283                                 $time='ON';
 284                         }
 285                         $time_mon=$configline[10];
 286                         $time_tue=$configline[11];
 287                         $time_wed=$configline[12];
 288                         $time_thu=$configline[13];
 289                         $time_fri=$configline[14];
 290                         $time_sat=$configline[15];
 291                         $time_sun=$configline[16];
 292                         $time_from=$configline[17];
 293                         $time_to=$configline[18];
 294                         ############################################################
 295                         #sourcepart
 296                         if ($configline[2] eq 'green') {
 297                                 $grp1='std_net_src';
 298                                 $source='GREEN';
 299                         }elsif ($configline[2] eq 'orange') {
 300                                 $grp1='std_net_src';
 301                                 $source='ORANGE';
 302                         }elsif ($configline[2] eq 'red') {
 303                                 print LOG "-> Rule not converted, is an outgoing rule.Please put it manually in /etc/sysconfig/firewall.local \n";
 304                                 next;
 305                         }elsif ($configline[2] eq 'blue') {
 306                                 $grp1='std_net_src';
 307                                 $source='BLUE';
 308                         }elsif ($configline[2] eq 'ipsec') {
 309                                 print LOG "-> Rule not converted, ipsec+ interface is obsolet since IPFire 2.7 \n";
 310                                 next;
 311                         }elsif ($configline[2] eq 'ovpn') {
 312                                 &build_ovpn_grp;
 313                         }elsif ($configline[2] eq 'ip') {
 314                                 my $z=&check_ip($configline[5]);
 315                                 if($z){
 316                                         $grp1='src_addr';
 317                                         $source=$z;
 318                                 }else{
 319                                         print LOG "-> Rule not converted, missing/invalid source ip \"$configline[5]\"\n";
 320                                         next;
 321                                 }
 322                         }elsif ($configline[2] eq 'mac') {
 323                                 if(&General::validmac($configline[6])){
 324                                         $grp1='src_addr';
 325                                         $source=$configline[6];
 326                                 }else{
 327                                         print LOG"-> Rule not converted, invalid MAC \"$configline[6]\" \n";
 328                                         next;
 329                                 }
 330                         }elsif ($configline[2] eq 'all') {
 331                                 $grp1='std_net_src';
 332                                 $source='ALL';
 333                         }else{
 334                                 #&General::readhasharray($configgroups,\%groups);
 335                                 foreach my $key (sort keys %groups){
 336                                         if($groups{$key}[0] eq $configline[2]){
 337                                                 $grp1='cust_grp_src';
 338                                                 $source=$configline[2];
 339                                         }
 340                                 }
 341                                 if ($grp1 eq '' || $source eq ''){
 342                                         print LOG "-> Rule not converted, no valid source recognised\n";
 343                                 }
 344                         }
 345                         ############################################################
 346                         #destinationpart
 347                         if($configline[7] ne ''){
 348                                 my $address=&check_ip($configline[7]);
 349                                  if($address){
 350                                          $grp2='tgt_addr';
 351                                          $target=$address;
 352                                  }elsif(!$address){
 353                                         my $getwebsiteip=&get_ip_from_domain($configline[7]);
 354                                         if ($getwebsiteip){
 355                                                 $grp2='tgt_addr';
 356                                                 $target=$getwebsiteip;
 357                                         }else{
 358                                                 print LOG "-> Rule not converted, invalid domain \"$configline[7]\"\n";
 359                                                 next;
 360                                         }
 361                                  }
 362                         }else{
 363                                 $grp2='std_net_tgt';
 364                                 $target='ALL';
 365                         }
 366                         if($configline[8] ne ''){
 367                                 if (!($configline[8] =~ /^(\d+)\:(\d+)$/)) {
 368                                         if(&General::validport($configline[8])){
 369                                                 $useport='ON';
 370                                                 $port=$configline[8];
 371                                                 $grp3='TGT_PORT';
 372                                         }else{
 373                                                 print LOG "-> Rule not converted, invalid destination Port \"$configline[8]\"\n";
 374                                                 next;
 375                                         }
 376                                  }else{
 377                                          my ($a1,$a2) = split(/\:/,$configline[8]);
 378                                          if (&General::validport($a1) && &General::validport($a2) && $a1 < $a2){
 379                                                 $useport='ON';
 380                                                 $port=$configline[8];
 381                                                 $grp3='TGT_PORT';
 382                                          }else{
 383                                                 print LOG "-> Rule not converted, invalid destination Port \"$configline[8]\"\n";
 384                                                 next;
 385                                          }
 386                                  }
 387                         }
 388                 }else{
 389                         print LOG "-> Rule not converted because not for Firewall mode $outsettings{'POLICY'} (we are only converting for actual mode)\n";
 390                 }
 391                 &General::readhasharray($fwdfwconfig,\%fwconfig);
 392                 my $check;
 393                 foreach my $protocol (@prot){
 394                         $protocol=uc($protocol);
 395                         print"0:$action 1:FORWARDFW 2:$active 3:$grp1 4:$source 5:$grp2 6:$target 7:src_srv(leer) 8:srcprot(leer) 9:icmp(leer) 10:srcport(leer) 11:$useport 12:$protocol 13:icmp(leer) 14:$grp3 15:$port 16:$remark 17:$log 18:$time 19:$time_mon 20:$time_tue 21:$time_wed 22:$time_thu 23:$time_fri 24:$time_sat 25:$time_sun 26:$time_from 27:$time_to\n\n";
 396                         print LOG "-> Converted: $action,FORWARDFW,$active,$grp1,$source,$grp2,$target,,,,,$useport,$protocol,,$grp3,$port,$remark,$log,$time,$time_mon,$time_tue,$time_wed,$time_thu,$time_fri,$time_sat,$time_sun,$time_from,$time_to\n";
 397                         #Put rules into system....
 398                         ###########################
 399
 400                         #check for double rules
 401                         foreach my $key (sort keys %fwconfig){
 402                                 if("$action,FORWARDFW,$active,$grp1,$source,$grp2,$target,,,,,$useport,$protocol,,$grp3,$port,$remark,$log,$time,$time_mon,$time_tue,$time_wed,$time_thu,$time_fri,$time_sat,$time_sun,$time_from,$time_to"
 403                                         eq "$fwconfig{$key}[0],$fwconfig{$key}[1],$fwconfig{$key}[2],$fwconfig{$key}[3],$fwconfig{$key}[4],$fwconfig{$key}[5],$fwconfig{$key}[6],,,,,$fwconfig{$key}[11],$fwconfig{$key}[12],,$fwconfig{$key}[14],$fwconfig{$key}[15],$fwconfig{$key}[16],$fwconfig{$key}[17],$fwconfig{$key}[18],$fwconfig{$key}[19],$fwconfig{$key}[20],$fwconfig{$key}[21],$fwconfig{$key}[22],$fwconfig{$key}[23],$fwconfig{$key}[24],$fwconfig{$key}[25],$fwconfig{$key}[26],$fwconfig{$key}[27]"){
 404                                                 $check='on';
 405                                                 next;
 406                                 }
 407                         }
 408                         if($check ne 'on'){
 409                                 #increase groupcounter
 410                                 my $check1;
 411                                 if($grp1 eq 'cust_grp_src'){
 412                                         foreach my $key (sort keys %groups){
 413                                                 if($groups{$key}[0] eq $source){
 414                                                         $groups{$key}[4]++;
 415                                                         $check1='on';
 416                                                 }
 417                                         }
 418                                         if($check1 eq 'on'){
 419                                                 print" schreibe in gruppe\n";
 420                                                 &General::writehasharray($configgroups,\%groups);
 421                                         }
 422                                 }
 423                                 print"SCHREIBE REGEL!\n";
 424                                 my $key = &General::findhasharraykey(\%fwconfig);
 425                                 $fwconfig{$key}[0]      = $action;
 426                                 $fwconfig{$key}[1]      = "FORWARDFW";
 427                                 $fwconfig{$key}[2]      = $active;
 428                                 $fwconfig{$key}[3]      = $grp1;
 429                                 $fwconfig{$key}[4]      = $source;
 430                                 $fwconfig{$key}[5]      = $grp2;
 431                                 $fwconfig{$key}[6]      = $target;
 432                                 $fwconfig{$key}[11] = $useport;
 433                                 $fwconfig{$key}[12] = $protocol;
 434                                 $fwconfig{$key}[14] = $grp3;
 435                                 $fwconfig{$key}[15] = $port;
 436                                 $fwconfig{$key}[16] = $remark;
 437                                 $fwconfig{$key}[17] = $log;
 438                                 $fwconfig{$key}[18] = $time;
 439                                 $fwconfig{$key}[19] = $time_mon;
 440                                 $fwconfig{$key}[20] = $time_tue;
 441                                 $fwconfig{$key}[21] = $time_wed;
 442                                 $fwconfig{$key}[22] = $time_thu;
 443                                 $fwconfig{$key}[23] = $time_fri;
 444                                 $fwconfig{$key}[24] = $time_sat;
 445                                 $fwconfig{$key}[25] = $time_sun;
 446                                 $fwconfig{$key}[26] = $time_from;
 447                                 $fwconfig{$key}[27] = $time_to;
 448                         }
 449                 }
 450                 &General::writehasharray($fwdfwconfig,\%fwconfig);
 451                 system("/usr/local/bin/forwardfwctrl");
 452                 @prot=();
 453         }
 454         close(LOG);
 455         @lines=();
 456 }
 457 sub get_ip_from_domain
 458 {
 459         $web=shift;
 460         my $resolvedip;
 461         my $checked;
 462         my ($name,$aliases,$addrtype,$length,@addrs) = gethostbyname($web);
 463         if(@addrs){
 464                 $resolvedip=inet_ntoa($addrs[0]);
 465                 return $resolvedip;
 466         }
 467         return;
 468 }
 469 sub build_ovpn_grp
 470 {
 471         &General::readhasharray($confighosts,\%hosts);
 472         &General::readhasharray($confignets,\%nets);
 473         &General::readhasharray($configgroups,\%groups);
 474         &General::readhasharray($ovpnconfig,\%configovpn);
 475         &General::readhasharray($ccdconfig,\%ccdconf);
 476         &General::readhash($ovpnsettings,\%settingsovpn);
 477         #get ovpn nets
 478         my @ovpnnets=();
 479         if($settingsovpn{'DOVPN_SUBNET'}){
 480                 my ($net,$subnet)=split("/",$settingsovpn{'DOVPN_SUBNET'});
 481                 push (@ovpnnets,"$net,$subnet,dynamic");
 482         }
 483         foreach my $key (sort keys %ccdconf){
 484                 my ($net,$subnet)=split("/",$ccdconf{$key}[1]);
 485                 $subnet=&General::iporsubtodec($subnet);
 486                 push (@ovpnnets,"$net,$subnet,$ccdconf{$key}[0]");
 487         }
 488         foreach my $key (sort keys %configovpn){
 489                 if ($configovpn{$key}[3] eq 'net'){
 490                         my ($net,$subnet)=split("/",$configovpn{$key}[27]);
 491                         push (@ovpnnets,"$net,$subnet,$configovpn{$key}[2]");
 492                 }
 493         }
 494         #add ovpn nets to customnetworks/groups
 495         foreach my $line (@ovpnnets){
 496                 my ($net,$subnet,$name) = split(",",$line);
 497                 if (!&check_net($net,$subnet)){
 498                         my $netkey      =  &General::findhasharraykey(\%nets);
 499                         $name2=$name."(ovpn)".$net;
 500                         $name3="Custom Network";
 501                         $nets{$netkey}[0] = $name2;
 502                         $nets{$netkey}[1] = $net;
 503                         $nets{$netkey}[2] = $subnet;
 504                         $nets{$netkey}[3] = 1;
 505                 }else{
 506                         print LOG "-> Custom Network with same IP already exist \"$net/$subnet\" (you can ignore this, if this run was manual from shell)\n";
 507                 }
 508                 if($name2){
 509                         my $grpkey      = &General::findhasharraykey(\%groups);
 510                         $groups{$grpkey}[0]     = "ovpn";
 511                         $groups{$grpkey}[1]     = '';
 512                         $groups{$grpkey}[2]     = $name2;
 513                         $groups{$grpkey}[3]     = "Custom Network";
 514                         $groups{$grpkey}[4]     = 0;
 515                 }
 516                 $name2='';
 517         }
 518         @ovpnnets=();
 519         &General::writehasharray($confighosts,\%hosts);
 520         &General::writehasharray($configgroups,\%groups);
 521         &General::writehasharray($confignets,\%nets);
 522 }