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a60dbb4b AM |
1 | #!/usr/bin/perl |
2 | ||
3 | ######################################################################## | |
4 | # Script: convert-dmz | |
5 | # Date: 03.04.2013 | |
6 | # Author: Alexander Marx (amarx@ipfire.org) | |
7 | ######################################################################## | |
8 | # | |
9 | # This script converts old dmz holes rules from old Firewall | |
10 | # to the new one. This is a 2-step process. | |
11 | # STEP1: read old config and normalize settings | |
12 | # STEP2: check valid ip and save valid rules to new firewall | |
13 | # | |
14 | ######################################################################## | |
15 | my @current=(); | |
16 | my @alias=(); | |
17 | my %configdmz=(); | |
18 | my %ifaces=(); | |
19 | my %configfwdfw=(); | |
20 | require '/var/ipfire/general-functions.pl'; | |
21 | my $dmzconfig = "${General::swroot}/dmzholes/config"; | |
3f09f530 | 22 | my $fwdfwconfig = "${General::swroot}/forward/config"; |
a60dbb4b AM |
23 | my $ifacesettings = "${General::swroot}/ethernet/settings"; |
24 | my $field0 = 'ACCEPT'; | |
25 | my $field1 = 'FORWARDFW'; | |
26 | my $field2 = ''; #ON or emtpy | |
27 | my $field3 = ''; #std_net_src or src_addr | |
28 | my $field4 = ''; #ALL or IP-Address with /32 | |
29 | my $field5 = ''; #std_net_tgt or tgt_addr | |
30 | my $field6 = ''; #IP or network name | |
31 | my $field11 = 'ON'; #use target port | |
32 | my $field12 = ''; #TCP or UDP | |
33 | my $field13 = 'All ICMP-Types'; | |
34 | my $field14 = 'TGT_PORT'; | |
35 | my $field15 = ''; #Port Number | |
36 | my $field16 = ''; #remark | |
37 | my $field26 = '00:00'; | |
38 | my $field27 = '00:00'; | |
ac9e77e3 AM |
39 | my $field28 = ''; |
40 | my $field29 = 'ALL'; | |
41 | my $field30 = ''; | |
42 | my $field31 = 'dnat'; | |
43 | ||
44 | ||
a60dbb4b AM |
45 | open(FILE, $dmzconfig) or die 'Unable to open config file.'; |
46 | my @current = <FILE>; | |
47 | close(FILE); | |
48 | #open LOGFILE | |
49 | open (LOG, ">/var/log/converters/dmz-convert.log") or die $!; | |
50 | &General::readhash($ifacesettings, \%ifaces); | |
51 | &General::readhasharray($fwdfwconfig,\%configfwdfw); | |
52 | &process_rules; | |
53 | sub process_rules{ | |
54 | foreach my $line (@current){ | |
55 | my $now=localtime; | |
56 | #get values from old configfile | |
57 | my ($a,$b,$c,$d,$e,$f,$g,$h) = split (",",$line); | |
f7e649dd AM |
58 | $h =~ s/\s*\n//gi; |
59 | print LOG "$now Processing A: $a B: $b C: $c D: $d E: $e F: $f G: $g H: $h\n"; | |
a60dbb4b AM |
60 | #Now convert values and check ip addresses |
61 | $a=uc($a); | |
62 | $e=uc($e); | |
63 | $field2=$e if($e eq 'ON'); | |
64 | #SOURCE IP-check | |
65 | $b=&check_ip($b); | |
66 | if (&General::validipandmask($b)){ | |
67 | #When ip valid, check if we have a network | |
68 | my ($ip,$subnet) = split ("/",$b); | |
69 | if ($f eq 'orange' && $ip eq $ifaces{'ORANGE_NETADDRESS'}){ | |
70 | $field3='std_net_src'; | |
71 | $field4='ORANGE'; | |
72 | }elsif($f eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){ | |
73 | $field3='std_net_src'; | |
74 | $field4='BLUE'; | |
75 | }elsif($f eq 'orange' && &General::IpInSubnet($ip,$ifaces{'ORANGE_NETADDRESS'},$ifaces{'ORANGE_NETMASK'})){ | |
76 | $field3='src_addr'; | |
77 | $field4=$b; | |
78 | }elsif($f eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){ | |
79 | $field3='src_addr'; | |
80 | $field4=$b; | |
81 | }else{ | |
82 | print LOG "$now ->NOT Converted, source ip $b not part of source network $f \n\n"; | |
83 | next; | |
84 | } | |
85 | }else{ | |
86 | print LOG "$now -> SOURCE IP INVALID. \n\n"; | |
87 | next; | |
88 | } | |
89 | #TARGET IP-check | |
90 | $c=&check_ip($c); | |
91 | if (&General::validipandmask($c)){ | |
92 | my $now=localtime; | |
93 | #When ip valid, check if we have a network | |
94 | my ($ip,$subnet) = split ("/",$c); | |
95 | if ($g eq 'green' && $ip eq $ifaces{'GREEN_NETADDRESS'}){ | |
96 | $field5='std_net_tgt'; | |
97 | $field6='GREEN'; | |
98 | }elsif($g eq 'blue' && $ip eq $ifaces{'BLUE_NETADDRESS'}){ | |
99 | $field5='std_net_tgt'; | |
100 | $field6='BLUE'; | |
101 | }elsif($g eq 'green' && &General::IpInSubnet($ip,$ifaces{'GREEN_NETADDRESS'},$ifaces{'GREEN_NETMASK'})){ | |
102 | $field5='tgt_addr'; | |
103 | $field6=$c; | |
104 | }elsif($g eq 'blue' && &General::IpInSubnet($ip,$ifaces{'BLUE_NETADDRESS'},$ifaces{'BLUE_NETMASK'})){ | |
105 | $field5='tgt_addr'; | |
106 | $field6=$c; | |
107 | }else{ | |
f7e649dd | 108 | print LOG "$now ->NOT Converted, target ip $c not part of target network $g \n\n"; |
a60dbb4b AM |
109 | next; |
110 | } | |
111 | }else{ | |
f7e649dd | 112 | print LOG "$now -> TARGET IP INVALID. \n\n"; |
a60dbb4b AM |
113 | next; |
114 | } | |
115 | $field12=$a; | |
116 | #convert portrange | |
117 | $d =~ tr/-/:/; | |
118 | $field15=$d; | |
119 | $field16=$h; | |
a60dbb4b AM |
120 | my $key = &General::findhasharraykey (\%configfwdfw); |
121 | foreach my $i (0 .. 27) { $configfwdfw{$key}[$i] = "";} | |
122 | $configfwdfw{$key}[0] = $field0; | |
123 | $configfwdfw{$key}[1] = $field1; | |
124 | $configfwdfw{$key}[2] = $field2; | |
125 | $configfwdfw{$key}[3] = $field3; | |
126 | $configfwdfw{$key}[4] = $field4; | |
127 | $configfwdfw{$key}[5] = $field5; | |
128 | $configfwdfw{$key}[6] = $field6; | |
129 | $configfwdfw{$key}[7] = ''; | |
130 | $configfwdfw{$key}[8] = ''; | |
131 | $configfwdfw{$key}[9] = ''; | |
132 | $configfwdfw{$key}[10] = ''; | |
133 | $configfwdfw{$key}[11] = $field11; | |
134 | $configfwdfw{$key}[12] = $field12; | |
135 | $configfwdfw{$key}[13] = $field13; | |
136 | $configfwdfw{$key}[14] = $field14; | |
137 | $configfwdfw{$key}[15] = $field15; | |
138 | $configfwdfw{$key}[16] = $field16; | |
139 | $configfwdfw{$key}[17] = ''; | |
140 | $configfwdfw{$key}[18] = ''; | |
141 | $configfwdfw{$key}[19] = ''; | |
142 | $configfwdfw{$key}[20] = ''; | |
143 | $configfwdfw{$key}[21] = ''; | |
144 | $configfwdfw{$key}[22] = ''; | |
145 | $configfwdfw{$key}[23] = ''; | |
146 | $configfwdfw{$key}[24] = ''; | |
147 | $configfwdfw{$key}[25] = ''; | |
148 | $configfwdfw{$key}[26] = $field26; | |
149 | $configfwdfw{$key}[27] = $field27; | |
ac9e77e3 AM |
150 | $configfwdfw{$key}[28] = $field28; |
151 | $configfwdfw{$key}[29] = $field29; | |
152 | $configfwdfw{$key}[30] = $field30; | |
153 | $configfwdfw{$key}[31] = $field31; | |
a60dbb4b AM |
154 | print LOG "$Now -> Converted to $field0,$field1,$field2,$field3,$field4,$field5,$field6,,,,,$field11,$field12,$field13,$field14,$field15,$field16,,,,,,,,,,$field26,$field27\n"; |
155 | } | |
156 | &General::writehasharray($fwdfwconfig,\%configfwdfw); | |
157 | close (LOG); | |
158 | } | |
159 | ||
160 | sub check_ip | |
161 | { | |
162 | my $adr=shift; | |
163 | my $a; | |
164 | #ip with subnet in decimal | |
165 | if($adr =~ m/^(\d\d?\d?).(\d\d?\d?).(\d\d?\d?).(\d\d?\d?)\/(\d{1,2})$/){ | |
166 | $adr=int($1).".".int($2).".".int($3).".".int($4); | |
167 | my $b = &General::iporsubtodec($5); | |
168 | $a=$adr."/".$b; | |
169 | }elsif($adr =~ /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/){ | |
170 | $adr=int($1).".".int($2).".".int($3).".".int($4); | |
171 | if(&General::validip($adr)){ | |
172 | $a=$adr."/32"; | |
173 | } | |
174 | } | |
175 | if(&General::validipandmask($adr)){ | |
176 | $a=&General::iporsubtodec($adr); | |
177 | } | |
178 | return $a; | |
179 | } |