[people/teissler/ipfire-2.x.git] / config / firewall / convert-dmz

#!/usr/bin/perl

###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2013 Alexander Marx <amarx@ipfire.org>                        #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################
#                                                                             #
# This script converts old dmz holes rules from old firewall                  #
# to the new one. This is a 2-step process.                                   #
# STEP1: read old config and normalize settings                               #
# STEP2: check valid ip and save valid rules to new firewall                  #
#                                                                             #
###############################################################################
my @current=();
my @alias=();
my %configdmz=();
my %ifaces=();
my %configfwdfw=();
require '/var/ipfire/general-functions.pl';
my $dmzconfig 	  = "${General::swroot}/dmzholes/config";
my $fwdfwconfig   = "${General::swroot}/firewall/config";
my $ifacesettings = "${General::swroot}/ethernet/settings";
my $field0	= 'ACCEPT';
my $field1	= 'FORWARDFW';
my $field2	= ''; #ON or emtpy
my $field3	= ''; #std_net_src or src_addr
my $field4	= ''; #ALL or IP-Address with /32
my $field5	= ''; #std_net_tgt or tgt_addr
my $field6	= ''; #IP or network name
my $field11	= 'ON'; #use target port 
my $field12	= ''; #TCP or UDP
my $field13	= 'All ICMP-Types';
my $field14	= 'TGT_PORT';
my $field15	= ''; #Port Number
my $field16	= ''; #remark
my $field26	= '00:00';
my $field27	= '00:00';
my $field28 = '';
my $field29 = 'ALL';
my $field30 = '';
my $field31 = 'dnat';


open(FILE, $dmzconfig) or die 'Unable to open config file.';
my @current = <FILE>;
close(FILE);
#open LOGFILE
open (LOG, ">/var/log/converters/dmz-convert.log") or die $!;
&General::readhash($ifacesettings, \%ifaces);
&General::readhasharray($fwdfwconfig,\%configfwdfw);
&process_rules;
sub process_rules{
	foreach my $line (@current){
		my $now=localtime;
		#get values from old configfile
		my ($a,$b,$c,$d,$e,$f,$g,$h) = split (",",$line);
		$h =~ s/\s*\n//gi;
		print LOG "$now Processing A: $a   B: $b   C: $c   D: $d   E: $e   F: $f   G: $g   H: $h\n";
		#Now convert values and check ip addresses
		$a=uc($a);
		$e=uc($e);
		$field2=$e if($e eq 'ON');
		#SOURCE IP-check
		$b=&check_ip($b);
		if (&General::validipandmask($b)){
			#When ip valid, check if we have a network
			my ($ip,$subnet) = split ("/",$b);
			if ($f eq 'orange' && $ip eq $ifaces{'ORANGE_NETADDRESS'}){
				$field3='std_net_src';
				$field4='ORANGE';
			}elsif($f eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){
				$field3='std_net_src';
				$field4='BLUE';
			}elsif($f eq 'orange' && &General::IpInSubnet($ip,$ifaces{'ORANGE_NETADDRESS'},$ifaces{'ORANGE_NETMASK'})){
				$field3='src_addr';
				$field4=$b;
			}elsif($f eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){
				$field3='src_addr';
				$field4=$b;
			}else{
				print LOG "$now ->NOT Converted, source ip $b not part of source network $f \n\n";
				next;
			}
		}else{
			print LOG "$now -> SOURCE IP INVALID. \n\n";
			next;
		}
		#TARGET IP-check
		$c=&check_ip($c);
		if (&General::validipandmask($c)){
			my $now=localtime;
			#When ip valid, check if we have a network
			my ($ip,$subnet) = split ("/",$c);
			if ($g eq 'green' && $ip eq $ifaces{'GREEN_NETADDRESS'}){
				$field5='std_net_tgt';
				$field6='GREEN';
			}elsif($g eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){
				$field5='std_net_tgt';
				$field6='BLUE';
			}elsif($g eq 'green' && &General::IpInSubnet($ip,$ifaces{'GREEN_NETADDRESS'},$ifaces{'GREEN_NETMASK'})){
				$field5='tgt_addr';
				$field6=$c;
			}elsif($g eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){
				$field5='tgt_addr';
				$field6=$c;
			}else{
				print LOG "$now ->NOT Converted, target ip $c not part of target network $g \n\n";
				next;
			}
		}else{
			print LOG "$now -> TARGET IP INVALID. \n\n";
			next;
		}
		$field12=$a;
		#convert portrange
		$d =~ tr/-/:/;
		$field15=$d;
		$field16=$h;
		my $key = &General::findhasharraykey (\%configfwdfw);
		foreach my $i (0 .. 27) { $configfwdfw{$key}[$i] = "";}
		$configfwdfw{$key}[0] = $field0;
		$configfwdfw{$key}[1] = $field1;
		$configfwdfw{$key}[2] = $field2;
		$configfwdfw{$key}[3] = $field3;
		$configfwdfw{$key}[4] = $field4;
		$configfwdfw{$key}[5] = $field5;
		$configfwdfw{$key}[6] = $field6;
		$configfwdfw{$key}[7] = '';
		$configfwdfw{$key}[8] = '';
		$configfwdfw{$key}[9] = '';
		$configfwdfw{$key}[10] = '';
		$configfwdfw{$key}[11] = $field11;
		$configfwdfw{$key}[12] = $field12;
		$configfwdfw{$key}[13] = $field13;
		$configfwdfw{$key}[14] = $field14;
		$configfwdfw{$key}[15] = $field15;
		$configfwdfw{$key}[16] = $field16;
		$configfwdfw{$key}[17] = '';
		$configfwdfw{$key}[18] = '';
		$configfwdfw{$key}[19] = '';
		$configfwdfw{$key}[20] = '';
		$configfwdfw{$key}[21] = '';
		$configfwdfw{$key}[22] = '';
		$configfwdfw{$key}[23] = '';
		$configfwdfw{$key}[24] = '';
		$configfwdfw{$key}[25] = '';
		$configfwdfw{$key}[26] = $field26;
		$configfwdfw{$key}[27] = $field27;
		$configfwdfw{$key}[28] = $field28;
		$configfwdfw{$key}[29] = $field29;
		$configfwdfw{$key}[30] = $field30;
		$configfwdfw{$key}[31] = $field31;
		print LOG "$Now -> Converted to $field0,$field1,$field2,$field3,$field4,$field5,$field6,,,,,$field11,$field12,$field13,$field14,$field15,$field16,,,,,,,,,,$field26,$field27\n";
	}
	&General::writehasharray($fwdfwconfig,\%configfwdfw);
close (LOG);
}

sub check_ip
{
	my $adr=shift;
	my $a;
	#ip with subnet in decimal
	if($adr =~ m/^(\d\d?\d?).(\d\d?\d?).(\d\d?\d?).(\d\d?\d?)\/(\d{1,2})$/){
		$adr=int($1).".".int($2).".".int($3).".".int($4);
		my $b = &General::iporsubtodec($5);
		$a=$adr."/".$b;
	}elsif($adr =~ /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/){
		$adr=int($1).".".int($2).".".int($3).".".int($4);
		if(&General::validip($adr)){
			$a=$adr."/32";
		}
	}
	if(&General::validipandmask($adr)){
		$a=&General::iporsubtodec($adr);
	}
	return $a;
}
Commit	Line	Data
a60dbb4b AM	1	#!/usr/bin/perl
a60dbb4b AM	2
dc21519f AM	3	###############################################################################
	4	# #
	5	# IPFire.org - A linux based firewall #
5bee9a9d	6	# Copyright (C) 2013 Alexander Marx <amarx@ipfire.org> #
dc21519f AM	7	# #
	8	# This program is free software: you can redistribute it and/or modify #
	9	# it under the terms of the GNU General Public License as published by #
	10	# the Free Software Foundation, either version 3 of the License, or #
	11	# (at your option) any later version. #
	12	# #
	13	# This program is distributed in the hope that it will be useful, #
	14	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
	15	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
	16	# GNU General Public License for more details. #
	17	# #
	18	# You should have received a copy of the GNU General Public License #
	19	# along with this program. If not, see <http://www.gnu.org/licenses/>. #
	20	# #
	21	###############################################################################
dc21519f AM	22	# #
	23	# This script converts old dmz holes rules from old firewall #
	24	# to the new one. This is a 2-step process. #
	25	# STEP1: read old config and normalize settings #
	26	# STEP2: check valid ip and save valid rules to new firewall #
	27	# #
	28	###############################################################################
a60dbb4b AM	29	my @current=();
	30	my @alias=();
	31	my %configdmz=();
	32	my %ifaces=();
	33	my %configfwdfw=();
	34	require '/var/ipfire/general-functions.pl';
	35	my $dmzconfig = "${General::swroot}/dmzholes/config";
6d8eb5de	36	my $fwdfwconfig = "${General::swroot}/firewall/config";
a60dbb4b AM	37	my $ifacesettings = "${General::swroot}/ethernet/settings";
	38	my $field0 = 'ACCEPT';
	39	my $field1 = 'FORWARDFW';
	40	my $field2 = ''; #ON or emtpy
	41	my $field3 = ''; #std_net_src or src_addr
	42	my $field4 = ''; #ALL or IP-Address with /32
	43	my $field5 = ''; #std_net_tgt or tgt_addr
	44	my $field6 = ''; #IP or network name
	45	my $field11 = 'ON'; #use target port
	46	my $field12 = ''; #TCP or UDP
	47	my $field13 = 'All ICMP-Types';
	48	my $field14 = 'TGT_PORT';
	49	my $field15 = ''; #Port Number
	50	my $field16 = ''; #remark
	51	my $field26 = '00:00';
	52	my $field27 = '00:00';
ac9e77e3 AM	53	my $field28 = '';
	54	my $field29 = 'ALL';
	55	my $field30 = '';
	56	my $field31 = 'dnat';
	57
	58
a60dbb4b AM	59	open(FILE, $dmzconfig) or die 'Unable to open config file.';
	60	my @current = <FILE>;
	61	close(FILE);
	62	#open LOGFILE
	63	open (LOG, ">/var/log/converters/dmz-convert.log") or die $!;
	64	&General::readhash($ifacesettings, \%ifaces);
	65	&General::readhasharray($fwdfwconfig,\%configfwdfw);
	66	&process_rules;
	67	sub process_rules{
	68	foreach my $line (@current){
	69	my $now=localtime;
	70	#get values from old configfile
	71	my ($a,$b,$c,$d,$e,$f,$g,$h) = split (",",$line);
f7e649dd AM	72	$h =~ s/\s*\n//gi;
f7e649dd AM	73	print LOG "$now Processing A: $a B: $b C: $c D: $d E: $e F: $f G: $g H: $h\n";
a60dbb4b AM	74	#Now convert values and check ip addresses
	75	$a=uc($a);
	76	$e=uc($e);
	77	$field2=$e if($e eq 'ON');
	78	#SOURCE IP-check
	79	$b=&check_ip($b);
	80	if (&General::validipandmask($b)){
	81	#When ip valid, check if we have a network
	82	my ($ip,$subnet) = split ("/",$b);
	83	if ($f eq 'orange' && $ip eq $ifaces{'ORANGE_NETADDRESS'}){
	84	$field3='std_net_src';
	85	$field4='ORANGE';
	86	}elsif($f eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){
	87	$field3='std_net_src';
	88	$field4='BLUE';
	89	}elsif($f eq 'orange' && &General::IpInSubnet($ip,$ifaces{'ORANGE_NETADDRESS'},$ifaces{'ORANGE_NETMASK'})){
	90	$field3='src_addr';
	91	$field4=$b;
	92	}elsif($f eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){
	93	$field3='src_addr';
	94	$field4=$b;
	95	}else{
	96	print LOG "$now ->NOT Converted, source ip $b not part of source network $f \n\n";
	97	next;
	98	}
	99	}else{
	100	print LOG "$now -> SOURCE IP INVALID. \n\n";
	101	next;
	102	}
	103	#TARGET IP-check
	104	$c=&check_ip($c);
	105	if (&General::validipandmask($c)){
	106	my $now=localtime;
	107	#When ip valid, check if we have a network
	108	my ($ip,$subnet) = split ("/",$c);
	109	if ($g eq 'green' && $ip eq $ifaces{'GREEN_NETADDRESS'}){
	110	$field5='std_net_tgt';
	111	$field6='GREEN';
	112	}elsif($g eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){
	113	$field5='std_net_tgt';
	114	$field6='BLUE';
	115	}elsif($g eq 'green' && &General::IpInSubnet($ip,$ifaces{'GREEN_NETADDRESS'},$ifaces{'GREEN_NETMASK'})){
	116	$field5='tgt_addr';
	117	$field6=$c;
	118	}elsif($g eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){
	119	$field5='tgt_addr';
	120	$field6=$c;
	121	}else{
f7e649dd	122	print LOG "$now ->NOT Converted, target ip $c not part of target network $g \n\n";
a60dbb4b AM	123	next;
	124	}
	125	}else{
f7e649dd	126	print LOG "$now -> TARGET IP INVALID. \n\n";
a60dbb4b AM	127	next;
	128	}
	129	$field12=$a;
	130	#convert portrange
	131	$d =~ tr/-/:/;
	132	$field15=$d;
	133	$field16=$h;
a60dbb4b AM	134	my $key = &General::findhasharraykey (\%configfwdfw);
	135	foreach my $i (0 .. 27) { $configfwdfw{$key}[$i] = "";}
	136	$configfwdfw{$key}[0] = $field0;
	137	$configfwdfw{$key}[1] = $field1;
	138	$configfwdfw{$key}[2] = $field2;
	139	$configfwdfw{$key}[3] = $field3;
	140	$configfwdfw{$key}[4] = $field4;
	141	$configfwdfw{$key}[5] = $field5;
	142	$configfwdfw{$key}[6] = $field6;
	143	$configfwdfw{$key}[7] = '';
	144	$configfwdfw{$key}[8] = '';
	145	$configfwdfw{$key}[9] = '';
	146	$configfwdfw{$key}[10] = '';
	147	$configfwdfw{$key}[11] = $field11;
	148	$configfwdfw{$key}[12] = $field12;
	149	$configfwdfw{$key}[13] = $field13;
	150	$configfwdfw{$key}[14] = $field14;
	151	$configfwdfw{$key}[15] = $field15;
	152	$configfwdfw{$key}[16] = $field16;
	153	$configfwdfw{$key}[17] = '';
	154	$configfwdfw{$key}[18] = '';
	155	$configfwdfw{$key}[19] = '';
	156	$configfwdfw{$key}[20] = '';
	157	$configfwdfw{$key}[21] = '';
	158	$configfwdfw{$key}[22] = '';
	159	$configfwdfw{$key}[23] = '';
	160	$configfwdfw{$key}[24] = '';
	161	$configfwdfw{$key}[25] = '';
	162	$configfwdfw{$key}[26] = $field26;
	163	$configfwdfw{$key}[27] = $field27;
ac9e77e3 AM	164	$configfwdfw{$key}[28] = $field28;
	165	$configfwdfw{$key}[29] = $field29;
	166	$configfwdfw{$key}[30] = $field30;
	167	$configfwdfw{$key}[31] = $field31;
a60dbb4b AM	168	print LOG "$Now -> Converted to $field0,$field1,$field2,$field3,$field4,$field5,$field6,,,,,$field11,$field12,$field13,$field14,$field15,$field16,,,,,,,,,,$field26,$field27\n";
	169	}
	170	&General::writehasharray($fwdfwconfig,\%configfwdfw);
	171	close (LOG);
	172	}
	173
	174	sub check_ip
	175	{
	176	my $adr=shift;
	177	my $a;
	178	#ip with subnet in decimal
	179	if($adr =~ m/^(\d\d?\d?).(\d\d?\d?).(\d\d?\d?).(\d\d?\d?)\/(\d{1,2})$/){
	180	$adr=int($1).".".int($2).".".int($3).".".int($4);
	181	my $b = &General::iporsubtodec($5);
	182	$a=$adr."/".$b;
	183	}elsif($adr =~ /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/){
	184	$adr=int($1).".".int($2).".".int($3).".".int($4);
	185	if(&General::validip($adr)){
	186	$a=$adr."/32";
	187	}
	188	}
	189	if(&General::validipandmask($adr)){
	190	$a=&General::iporsubtodec($adr);
	191	}
	192	return $a;
	193	}