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a60dbb4b AM |
1 | #!/usr/bin/perl |
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 | $h =~ s/\s*\n//gi; |
73 | print LOG "$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] = ''; | |
27d4d481 | 144 | $configfwdfw{$key}[8] = $field12; |
a60dbb4b AM |
145 | $configfwdfw{$key}[9] = ''; |
146 | $configfwdfw{$key}[10] = ''; | |
147 | $configfwdfw{$key}[11] = $field11; | |
27d4d481 AM |
148 | $configfwdfw{$key}[12] = ''; |
149 | $configfwdfw{$key}[13] = ''; | |
a60dbb4b AM |
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] = $field31; | |
27d4d481 | 168 | print LOG "$Now -> Converted to $field0,$field1,$field2,$field3,$field4,$field5,$field6,,$field12,,,$field11,,,$field14,$field15,$field16,,,,,,,,,,$field26,$field27,$field28,$field29,$field30,$field31\n"; |
a60dbb4b AM |
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 | } |