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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 12 | daniel-mar | 1 | # |
| 2 | # VGWhoIs (ViaThinkSoft Global WhoIs, a fork of generic Whois / gwhois) |
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| 3 | # Main program |
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| 4 | # |
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| 92 | daniel-mar | 5 | # (c) 2010-2022 by Daniel Marschall, ViaThinkSoft <info@daniel-marschall.de> |
| 12 | daniel-mar | 6 | # based on the code (c) 1998-2010 by Juliane Holzt <debian@kju.de> |
| 7 | # Some early parts by Lutz Donnerhacke <Lutz.Donnerhacke@Jena.Thur.de> |
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| 8 | # |
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| 9 | # License: https://www.gnu.org/licenses/gpl-2.0.html (GPL version 2) |
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| 10 | # |
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| 11 | |||
| 12 | package VGWhoIs::Core; |
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| 13 | |||
| 14 | use warnings; |
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| 15 | use strict; |
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| 16 | |||
| 17 | use LWP::Simple; |
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| 18 | |||
| 19 | use FindBin; |
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| 20 | use lib "$FindBin::RealBin/../"; |
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| 21 | use VGWhoIs::Utils; |
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| 22 | |||
| 23 | use List::Util 'max'; |
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| 24 | |||
| 25 | $VGWhoIs::Core::confdir = "$FindBin::RealBin/pattern/"; |
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| 26 | |||
| 27 | # DM 11.09.2017: There is a weird bug: If I use TOR in combination with LWP on a Gopher protocol, I get error 500. |
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| 28 | $VGWhoIs::Core::useLWP = 0; |
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| 29 | |||
| 30 | $VGWhoIs::Core::antispam = 1; # default: on |
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| 31 | $VGWhoIs::Core::step = 1; |
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| 32 | |||
| 33 | # Wieso muss das nicht deklariert werden? (Fehlermeldung "useless use") |
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| 34 | #%VGWhoIs::Core::mirror; |
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| 35 | |||
| 36 | # ($result, $exitcode) = VGWhoIs::Core::getsource($url) |
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| 37 | sub VGWhoIs::Core::getsource { |
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| 38 | my ($url) = @_; |
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| 39 | my $text = $VGWhoIs::Core::useLWP ? LWP::Simple::get($url) : VGWhoIs::Utils::lynxsource($url); |
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| 40 | my $exitcode = defined($text) ? 0 : 1; # TODO: a better way to detect an error |
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| 41 | return ($text, $exitcode); |
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| 42 | } |
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| 43 | |||
| 44 | # ($result, $exitcode) = VGWhoIs::Core::whoisaccess($host,$port,$query) |
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| 45 | sub VGWhoIs::Core::whoisaccess { |
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| 46 | my ($host,$port,$query) = @_; |
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| 47 | |||
| 48 | $query =~ s/ /%20/g; |
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| 49 | |||
| 50 | my ($result, $exitcode) = VGWhoIs::Core::getsource("gopher://$host:$port/0$query"); |
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| 51 | if ($exitcode) { |
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| 52 | $result .= "Query to whois server failed.\n"; |
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| 53 | } |
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| 54 | $result =~ s/\x0D//g; # remove CR from output |
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| 55 | |||
| 56 | return ($result, $exitcode); |
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| 57 | } |
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| 58 | |||
| 59 | # ($result, $exitcode) = VGWhoIs::Core::inicwhoisaccess($host,$port,$query) |
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| 60 | sub VGWhoIs::Core::inicwhoisaccess { # todo: mehr als 1 redirect möglich, z.b. bei rwhois?? |
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| 61 | #TODO: hier auch $mirror unterstützung? |
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| 62 | my ($host,$port,$query) = @_; |
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| 63 | my ($queryresult, $result); |
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| 64 | my $exitcode; |
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| 65 | |||
| 66 | ($queryresult, $exitcode) = VGWhoIs::Core::whoisaccess($host,$port,"=$query"); |
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| 67 | |||
| 68 | # Result von NSI-Registry auf relevanten Part absuchen |
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| 69 | if ( $queryresult =~ /Name:\s+$query\s/mi ) { |
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| 70 | $result = "-- From: $host:$port\n\n"; |
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| 71 | ($host) = $queryresult =~ |
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| 72 | /Name:\s+$query\s.*?Whois Server:\s+(.*?)\s/si; |
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| 73 | |||
| 74 | my $relresult; |
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| 75 | # my ($relresult) = $queryresult =~ |
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| 76 | # /[\r\n]([^\r\n]+\S+\sName:\s+$query\s.*?Expiration Date:[^\r\n]+)[\r\n]/si; |
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| 77 | # $relresult = "(Redirect to $host:$port)" if !defined $relresult; |
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| 78 | $relresult = $queryresult; |
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| 79 | |||
| 80 | $result .= "$relresult\n\n-- End --\n\n"; |
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| 81 | |||
| 82 | # $port = 43; |
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| 83 | my ($host2, $port) = $host =~ /^(.*):(.*)$/; |
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| 84 | $port = 43 if !defined $port; |
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| 85 | $host = $host2 if defined $host2; |
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| 86 | |||
| 87 | # print $VGWhoIs::Core::step++,". Step: Querying $host:$port with whois.\n\n"; # todo "rwhois"? |
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| 88 | $result .= ($VGWhoIs::Core::step++).". Step: Querying $host:$port with whois.\n\n"; # todo "rwhois"? |
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| 89 | |||
| 90 | $result .= "-- From: $host:$port\n\n"; |
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| 91 | # TODO: beim referal whois ist die query ist nicht trimmed. scheint aber nix auszumachen |
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| 92 | my ($loc_text, $loc_exitcode) = VGWhoIs::Core::whoisaccess($host,$port,$query); |
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| 93 | |||
| 94 | $exitcode = max($exitcode, $loc_exitcode); |
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| 95 | $result .= $loc_text; |
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| 96 | } else { |
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| 97 | $result = "-- From: $host:$port\n\n$queryresult-- End --\n"; |
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| 98 | } |
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| 99 | |||
| 100 | return ($result, $exitcode); |
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| 101 | } |
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| 102 | |||
| 103 | # ($host, $additional) = VGWhoIs::Core::methodpatternregex($query,$host,$additional,$queryline); |
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| 104 | sub VGWhoIs::Core::methodpatternregex { |
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| 105 | my ($query,$host,$additional,$line) = @_; |
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| 106 | |||
| 107 | my ($namewotld,$tld) = $query =~ /^([^\.]*)\.(.*)$/; |
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| 108 | # TODO: !defined |
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| 109 | my ($p1,$p2,$p3,$p4,$p5,$p6,$p7,$p8,$p9) = $query =~ $line; |
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| 110 | # TODO: !defined |
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| 111 | my ($ucq) = uc($query); |
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| 112 | |||
| 113 | $host =~ s/~query~/$query/; |
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| 114 | $host =~ s/~ucquery~/$ucq/; |
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| 115 | $host =~ s/~namewotld~/$namewotld/; |
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| 116 | $host =~ s/~tld~/$tld/; |
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| 117 | $host =~ s/~1~/$p1/; |
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| 118 | $host =~ s/~2~/$p2/; |
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| 119 | $host =~ s/~2~/$p3/; |
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| 120 | $host =~ s/~2~/$p4/; |
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| 121 | $host =~ s/~2~/$p5/; |
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| 122 | $host =~ s/~2~/$p6/; |
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| 123 | $host =~ s/~2~/$p7/; |
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| 124 | $host =~ s/~2~/$p8/; |
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| 125 | $host =~ s/~2~/$p9/; |
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| 126 | |||
| 127 | $additional =~ s/~query~/$query/; |
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| 128 | $additional =~ s/~ucquery~/$ucq/; |
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| 129 | $additional =~ s/~namewotld~/$namewotld/; |
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| 130 | $additional =~ s/~tld~/$tld/; |
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| 131 | $additional =~ s/~1~/$p1/; |
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| 132 | $additional =~ s/~2~/$p2/; |
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| 133 | |||
| 134 | return ($host,$additional); |
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| 135 | } |
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| 136 | |||
| 137 | # @patternfiles = VGWhoIs::Core::getpatternfiles() |
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| 138 | sub VGWhoIs::Core::getpatternfiles { |
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| 139 | my (@files, @files_new); |
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| 140 | |||
| 141 | opendir(DIR, $VGWhoIs::Core::confdir); |
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| 142 | @files_new = sort(readdir(DIR)); |
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| 143 | closedir(DIR); |
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| 144 | |||
| 145 | @files_new = grep { |
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| 146 | ($_ !~ /^\./) |
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| 147 | } @files_new; |
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| 148 | @files_new = map { "$VGWhoIs::Core::confdir$_" } @files_new; |
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| 149 | |||
| 150 | @files = grep { -f } (@files_new); |
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| 151 | |||
| 152 | return (@files); |
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| 153 | } |
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| 154 | |||
| 155 | # ($method, $host, $additional) = VGWhoIs::Core::getmethodother($query); |
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| 156 | sub VGWhoIs::Core::getmethodother { |
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| 157 | my ($query) = @_; |
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| 158 | my $found = 0; |
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| 159 | my ($line,$cline,$method,$host,$additional); |
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| 160 | my ($rang_prefix, $rang_beginning, $rang_ending); |
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| 161 | my ($rang_actual_prefix, $rang_number); |
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| 162 | |||
| 163 | # Process file until we found a match |
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| 164 | foreach my $patternfile (VGWhoIs::Core::getpatternfiles()) { |
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| 165 | open(PATTERN,"<$patternfile") || die "Cannot open $patternfile. STOP.\n"; |
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| 166 | |||
| 167 | while ( defined($line = <PATTERN>) && (!$found) ) { |
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| 168 | # chomp $line; |
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| 169 | $line = VGWhoIs::Utils::trim($line); |
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| 170 | |||
| 171 | if ( $line =~ /^#/ ) { # comment |
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| 172 | } elsif ( ($cline) = $line =~ /^:(.*)$/ ) { # method declaration |
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| 173 | ($method,$host,$additional) = split(/\|/,$cline,3); |
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| 174 | $method='' if !defined $method; |
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| 175 | $host='' if !defined $host; |
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| 176 | $additional='' if !defined $additional; |
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| 177 | |||
| 178 | } elsif ( $line =~ /^\*/ && (($rang_actual_prefix, $rang_number) = $query =~ /^([^0-9]+)([0-9]+)$/) ) { |
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| 179 | # e.g. for parsing ASNs |
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| 180 | |||
| 181 | if (($rang_prefix, $rang_beginning) = $line =~ /^\*([^0-9]+):([0-9]+)$/) { |
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| 182 | # Single number |
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| 183 | $rang_ending = $rang_beginning |
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| 184 | } else { |
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| 185 | # Range |
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| 186 | ($rang_prefix, $rang_beginning, $rang_ending) = $line =~ /^\*([^0-9]+):([0-9]+)-([0-9]+)$/; |
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| 187 | next if !defined $rang_prefix; |
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| 188 | next if !defined $rang_beginning; |
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| 189 | next if !defined $rang_ending; |
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| 190 | } |
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| 191 | |||
| 192 | if ((lc($rang_prefix) eq lc($rang_actual_prefix)) |
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| 193 | && ($rang_number >= $rang_beginning) |
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| 194 | && ($rang_number <= $rang_ending)) { |
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| 195 | $found = 1; |
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| 196 | # ($host,$additional) = VGWhoIs::Core::methodpatternregex($query,$host,$additional,$line); |
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| 197 | } |
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| 198 | } elsif ( $line ne '' && $line =~ /^[^\*]/ && $query =~ /$line/i ) { |
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| 199 | # Regex |
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| 200 | $found = 1; |
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| 201 | ($host,$additional) = VGWhoIs::Core::methodpatternregex($query,$host,$additional,$line); |
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| 202 | } |
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| 203 | } |
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| 204 | } |
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| 205 | if (!$found) { |
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| 206 | return ('','','') |
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| 207 | } |
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| 208 | |||
| 209 | $host = $VGWhoIs::Core::mirror{$method.$host} if defined $VGWhoIs::Core::mirror{$method.$host}; |
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| 210 | return ($method,$host,$additional); |
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| 211 | } |
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| 212 | |||
| 213 | # ($resulttext, $exitcode) = VGWhoIs::Core::redirectwhois($query,$host,$port) |
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| 214 | sub VGWhoIs::Core::redirectwhois { |
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| 215 | my ($query,$host,$port) = @_; # todo: anstelle $port lieber ein $additional zulassen? |
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| 216 | $port = 43 if !defined $port; |
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| 217 | |||
| 218 | # check for query modifier (if any) |
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| 219 | my ($modmethod, $modhost, $modadditional) = VGWhoIs::Core::getmethodother("redirect:$host(:$port){0,1}"); |
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| 220 | |||
| 221 | return VGWhoIs::Core::doquery($query,$modmethod,$modhost,$modadditional) |
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| 222 | if ( $modmethod ne 'none'); |
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| 223 | |||
| 224 | return VGWhoIs::Core::doquery($query, 'whois', "$host:$port"); |
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| 225 | } |
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| 226 | |||
| 227 | # ($resulttext, $exitcode) = VGWhoIs::Core::doquery($query,$method,$host,$additional); |
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| 228 | sub VGWhoIs::Core::doquery { |
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| 229 | my ($query,$method,$host,$additional,$inside_multiple) = @_; |
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| 230 | my $result = ''; |
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| 231 | my $exitcode = 0; |
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| 232 | |||
| 233 | $query = '' if !defined $query; |
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| 234 | $method = '' if !defined $method; |
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| 235 | $host = '' if !defined $host; |
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| 236 | $additional = '' if !defined $additional; |
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| 237 | $inside_multiple = 0 if !defined $inside_multiple; |
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| 238 | |||
| 239 | if ($method eq 'multiple') { |
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| 240 | my $triple; |
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| 241 | # do not match "::::", e.g. used by notice |
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| 242 | my @triple_split = split(/(?<!:):::(?!:)/, $additional); |
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| 243 | my $count = 0; |
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| 244 | foreach $triple (@triple_split) { |
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| 245 | ($method,$host,$additional) = split(/::/, $triple); |
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| 246 | |||
| 247 | # We will not get the exact sequence of "prints" and "$result" outputs, but it is better than nothing. |
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| 248 | # If we would print everything, we would get the warning "print wide char" at nic.es |
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| 249 | # If we would save all output to $result without buffering the prints inside VGWhoIs::Core::doquery(), the prints would not be in front of their section. |
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| 250 | my $output = ''; |
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| 251 | open TOOUTPUT, '>', \$output or die "Can't open TOOUTPUT: $!"; # TODO: exitcode |
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| 252 | my $orig_select = select(TOOUTPUT); |
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| 253 | |||
| 254 | my ($loc_text, $loc_exitcode) = VGWhoIs::Core::doquery($query, $method, $host, $additional, 1); |
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| 255 | $exitcode = max($exitcode, $loc_exitcode); |
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| 256 | |||
| 257 | $output .= VGWhoIs::Utils::trim($loc_text); |
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| 258 | $output .= "\n\n------\n\n" if $count < $#triple_split; |
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| 259 | select($orig_select); |
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| 260 | $result .= $output; |
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| 261 | |||
| 262 | $count += 1; |
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| 263 | } |
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| 264 | |||
| 265 | # done |
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| 266 | $method = ''; |
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| 267 | } |
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| 268 | |||
| 18 | daniel-mar | 269 | elsif ($method eq 'whois') { |
| 12 | daniel-mar | 270 | my ($parameter,$outquery,$prefix) = ('', '', ''); |
| 271 | |||
| 272 | my $port = 43; |
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| 273 | my $noipprefix = ''; |
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| 274 | my $ipprefix = ''; |
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| 275 | my $trailer = ''; |
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| 276 | my $strip = ''; |
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| 277 | |||
| 278 | $additional = '' if !defined $additional; |
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| 279 | |||
| 280 | foreach $parameter (split('\|', $additional)) { |
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| 281 | $trailer = $1 if ( $parameter =~ /trailer=(.*)/ ); |
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| 282 | $strip = $1 if ( $parameter =~ /strip=(.*)/ ); |
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| 283 | $prefix = $1 if ( $parameter =~ /prefix=(.*)/ ); |
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| 284 | } |
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| 285 | |||
| 286 | $port = $1 if ( $host =~ /.+:(\d+)/ ); |
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| 287 | $host =~ s/:(\d+)//g; |
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| 288 | |||
| 289 | print "Querying $host:$port with whois.\n"; # todo "rwhois"? |
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| 290 | |||
| 291 | $outquery = $prefix . $query . $trailer . "\n"; |
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| 292 | $outquery =~ s/$strip//g if ( $strip ne '' ); |
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| 293 | |||
| 294 | my $loc_exitcode; |
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| 295 | ($result, $loc_exitcode) = VGWhoIs::Core::whoisaccess($host,$port,$outquery); |
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| 296 | $exitcode = max($exitcode, $loc_exitcode); |
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| 297 | |||
| 298 | # TODO rwhois:// implementierung ok? |
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| 299 | if ( $result =~ /ReferralServer: whois:\/\/(.*):43/mi || $result =~ /ReferralServer: whois:\/\/(.*)/mi ) { |
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| 300 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,$1); |
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| 301 | $host = ''; #TODO??? |
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| 302 | $exitcode = max($exitcode, $loc_exitcode); |
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| 303 | } elsif ( $result =~ /ReferralServer: r{0,1}whois:\/\/([^:]*):(\d+)/mi ) { |
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| 304 | # ($result, $loc_exitcode) = VGWhoIs::Core::whoisaccess($1,$2,$query); # TODO rediretwhois ? |
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| 305 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,$1,$2); |
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| 306 | $exitcode = max($exitcode, $loc_exitcode); |
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| 307 | } elsif ( $result =~ /ReferralServer: rwhois:\/\/(.*)/mi ) { |
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| 308 | # ($result, $loc_exitcode) = VGWhoIs::Core::whoisaccess($1,4321,$query); # TODO rediretwhois ? |
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| 309 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,$1,4321); |
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| 310 | $exitcode = max($exitcode, $loc_exitcode); |
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| 311 | } elsif ( $result =~ /(refer|whois server):\s+(.*)/m ) { |
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| 312 | # "refer:" is sent by whois.iana.org (e.g. if you query test.de ) |
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| 313 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,$2); |
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| 314 | $host = ''; #TODO??? |
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| 315 | $exitcode = max($exitcode, $loc_exitcode); |
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| 316 | } |
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| 317 | |||
| 318 | # TODO: http://tools.ietf.org/html/rfc1714#section-3.3.2 |
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| 319 | # %referral<SP><server>[:type]<SP>[authority area] |
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| 320 | |||
| 321 | print "\n"; |
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| 322 | } |
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| 323 | |||
| 324 | elsif ($method eq 'inicwhois' ) { |
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| 325 | my $port = $additional || 43; |
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| 326 | $result = ($VGWhoIs::Core::step++).". Step: Querying $host:$port with whois.\n\n"; #todo "rwhois"? |
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| 327 | $query .= "\n"; # ??? |
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| 328 | |||
| 329 | my ($loc_text, $loc_exitcode) = VGWhoIs::Core::inicwhoisaccess($host,$port,$query); |
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| 330 | $result .= $loc_text; |
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| 331 | $exitcode = max($exitcode, $loc_exitcode); |
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| 332 | } |
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| 333 | |||
| 334 | elsif ($method eq 'cgi') { |
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| 335 | my ($protocol, $hostname) = VGWhoIs::Utils::splitProtocolHost($host); |
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| 336 | |||
| 92 | daniel-mar | 337 | print "Querying $hostname ($protocol) with cgi:\n$host\n\n"; |
| 12 | daniel-mar | 338 | |
| 92 | daniel-mar | 339 | $result = VGWhoIs::Utils::lynxrender($host); |
| 12 | daniel-mar | 340 | |
| 92 | daniel-mar | 341 | |
| 342 | # Old: |
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| 343 | |||
| 18 | daniel-mar | 344 | # $result = `curl --max-time 10 --stderr /dev/null "$host" 2>&1`; # TODO escape |
| 345 | |||
| 12 | daniel-mar | 346 | # TODO: VGWhoIs::Core::getsource ok? war vorher IMMER lynx |
| 92 | daniel-mar | 347 | # my ($loc_text, $loc_exitcode) = VGWhoIs::Core::getsource($host); |
| 12 | daniel-mar | 348 | |
| 92 | daniel-mar | 349 | # $exitcode = max($exitcode, $loc_exitcode); |
| 350 | # if ($loc_exitcode) { |
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| 351 | # $result .= "Query to web server failed.\n"; |
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| 352 | # } else { |
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| 353 | # $result = VGWhoIs::Utils::render_html($loc_text); |
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| 354 | # } |
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| 355 | |||
| 12 | daniel-mar | 356 | } |
| 357 | |||
| 358 | elsif ($method eq 'cgipost') { |
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| 359 | my ($protocol, $hostname) = VGWhoIs::Utils::splitProtocolHost($host); |
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| 360 | |||
| 361 | print "Querying $hostname ($protocol) with cgi.\n\n"; |
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| 362 | |||
| 18 | daniel-mar | 363 | # DM 2019-05-27: Added "-e" (referrer) because www.whois.az needs it |
| 364 | # Things we could additionally add: --max-time 10 --insecure --stderr /dev/null |
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| 20 | daniel-mar | 365 | $result = `printf "$additional" | curl --silent -e "$host" -X POST --data-binary \@- "$host" | lynx -dump -stdin 2>&1`; # TODO escape |
| 12 | daniel-mar | 366 | my $loc_exitcode = $?; |
| 367 | $exitcode = max($exitcode, $loc_exitcode); |
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| 368 | $result .= "FAILED with exit code $loc_exitcode\n\n" if $loc_exitcode; |
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| 369 | } |
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| 370 | |||
| 371 | elsif ($method eq 'notice') { |
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| 372 | if ($inside_multiple) { |
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| 373 | $result = "\n\nAdditional information for query '$query'.\n\n" . $additional . "\n\n"; |
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| 374 | } else { |
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| 375 | $result = "\n\nNo lookup service available for your query '$query'.\n\nvgwhois remarks: " . $additional . "\n\n"; |
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| 376 | } |
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| 377 | # $exitcode = 0; |
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| 378 | } |
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| 379 | |||
| 380 | elsif ($method eq 'program') { |
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| 381 | my ($program) = VGWhoIs::Utils::trim($host); |
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| 382 | $program =~ s/\$vgwhois\$/$FindBin::RealBin/; |
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| 383 | print "Querying script $program\n\n"; |
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| 384 | $result = `$program $additional "$query" 2>&1`; |
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| 385 | my $loc_exitcode = $?; |
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| 386 | $exitcode = max($exitcode, $loc_exitcode); |
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| 387 | $result .= "FAILED with exit code $loc_exitcode\n\n" if $loc_exitcode; |
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| 388 | } |
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| 389 | |||
| 390 | if ($host =~ /arin/) { |
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| 391 | my $loc_exitcode; |
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| 392 | if ($result =~ /Maintainer: RIPE/) { |
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| 393 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,'whois.ripe.net'); |
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| 394 | $exitcode = max($exitcode, $loc_exitcode); |
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| 395 | } elsif ($result =~ /Maintainer: AP/) { |
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| 396 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,'whois.apnic.net'); |
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| 397 | $exitcode = max($exitcode, $loc_exitcode); |
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| 398 | } |
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| 399 | } |
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| 400 | elsif ($host =~ /apnic/) { |
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| 401 | my $loc_exitcode; |
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| 402 | if ($result =~ /netname: AUNIC-AU/) { |
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| 403 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,'whois.aunic.net'); |
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| 404 | $exitcode = max($exitcode, $loc_exitcode); |
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| 405 | } elsif ($result =~ /netname: JPNIC-JP/) { |
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| 406 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,'whois.nic.ad.jp'); |
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| 407 | $exitcode = max($exitcode, $loc_exitcode); |
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| 408 | } |
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| 409 | } |
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| 410 | elsif ($host =~ /ripe/ && $result =~ /remarks:\s+whois -h (\S+)/) { |
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| 411 | my $loc_exitcode; |
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| 412 | ($result, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,$1); |
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| 413 | $exitcode = max($exitcode, $loc_exitcode); |
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| 414 | } |
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| 415 | # TODO: internic gibts doch gar nicht mehr, oder? |
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| 416 | elsif (($host =~ /internic/) && ($result =~ /No match for/) && ($query !~ /\.(arpa|com|edu|net|org)$/) ) { |
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| 417 | my ($result1, $loc_exitcode) = VGWhoIs::Core::redirectwhois($query,'whois.ripe.net'); |
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| 418 | $result = $result1 if $result1 !~ /No entries found/; |
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| 419 | $exitcode = max($exitcode, $loc_exitcode); |
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| 420 | } |
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| 421 | |||
| 422 | return ($result, $exitcode); |
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| 423 | } |
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| 424 | |||
| 425 | 1; |