1 |
#!/usr/bin/perl |
2 |
|
3 |
# APNIC refer: KRNIC (for 211.104.0.0) |
4 |
|
5 |
use Socket; |
6 |
use Fcntl; |
7 |
|
8 |
use PApp::SQL; |
9 |
|
10 |
use Coro; |
11 |
use Coro::Event; |
12 |
use Coro::Semaphore; |
13 |
use Coro::Socket; |
14 |
|
15 |
$Event::DIED = sub { |
16 |
Event::verbose_exception_handler(@_); |
17 |
#Event::unloop_all(); |
18 |
}; |
19 |
|
20 |
$PApp::SQL::DBH = PApp::SQL::connect_cached __FILE__, "DBI:mysql:netgeo" or die; |
21 |
|
22 |
package Whois; |
23 |
|
24 |
use PApp::SQL; |
25 |
use Coro::Event; |
26 |
|
27 |
sub new { |
28 |
my $class = shift; |
29 |
my $name = shift; |
30 |
my $ip = shift; |
31 |
my $self = bless { name => $name, ip => $ip, @_ }, $class; |
32 |
$self->{maxjobs} = new Coro::Semaphore $self->{maxjobs} || 1; |
33 |
$self; |
34 |
} |
35 |
|
36 |
sub ip { |
37 |
$_[0]{ip}; |
38 |
} |
39 |
|
40 |
sub sanitize { |
41 |
$_[1]; |
42 |
} |
43 |
|
44 |
sub whois_request { |
45 |
my ($self, $query) = @_; |
46 |
my ($id, $whois); |
47 |
|
48 |
my $st = sql_exec \($id, $whois), |
49 |
"select id, whois from whois |
50 |
where nic = ? and query = ?", |
51 |
$self->{name}, $query; |
52 |
|
53 |
Coro::cede; |
54 |
|
55 |
unless ($st->fetch) { |
56 |
my $guard = $self->{maxjobs}->guard; |
57 |
my $timeout = 5; |
58 |
|
59 |
while () { |
60 |
my $fh = new Coro::Socket |
61 |
PeerAddr => $self->ip, |
62 |
PeerPort => 'whois', |
63 |
Timeout => 30; |
64 |
if ($fh) { |
65 |
print $fh "$query\n"; |
66 |
$fh->read($whois, 16*1024); # max 16k. whois stored |
67 |
close $fh; |
68 |
$whois =~ s/\015?\012/\n/g; |
69 |
$whois = $self->sanitize($whois); |
70 |
if ($whois eq "" |
71 |
or ($whois =~ /query limit/i && $whois =~ /exceeded/i) # ARIN |
72 |
or ($whois =~ /wait a while and try again/i) # ARIN |
73 |
or ($whois =~ /^%ERROR:202:/) # RIPE/APNIC |
74 |
) { |
75 |
print "retrying in $timeout seconds\n";#d# |
76 |
do_timer(desc => "timer2", after => $timeout); |
77 |
$timeout *= 2; |
78 |
$timeout = 1 if $timeout > 600; |
79 |
} else { |
80 |
last; |
81 |
} |
82 |
} |
83 |
} |
84 |
|
85 |
sql_exec "replace into whois values (NULL,?,?,NULL,?,?)", |
86 |
$self->{name}, $query, $whois, time; |
87 |
|
88 |
my $st = sql_exec \$id, |
89 |
"select id from whois |
90 |
where nic = ? and query = ?", |
91 |
$self->{name}, $query; |
92 |
$st->fetch or die; |
93 |
} |
94 |
|
95 |
$whois; |
96 |
} |
97 |
|
98 |
package Whois::ARIN; |
99 |
|
100 |
use Date::Parse; |
101 |
use PApp::SQL; |
102 |
|
103 |
use base Whois; |
104 |
|
105 |
sub sanitize { |
106 |
local $_ = $_[1]; |
107 |
s/\n[\t ]{6,}([0-9.]+ - [0-9.]+)/ $1/g; |
108 |
$_; |
109 |
} |
110 |
|
111 |
# there are only two problems with arin's whois database: |
112 |
# a) the data cannot be trusted and often is old or even wrong |
113 |
# b) the database format is nonparsable |
114 |
# (no spaces between netname/ip and netnames can end in digits ;) |
115 |
# of course, the only source to find out about global |
116 |
# address distribution is... arin. |
117 |
sub ip_request { |
118 |
my ($self, $ip) = @_; |
119 |
|
120 |
my $whois = $self->whois_request($ip); |
121 |
|
122 |
return () if $whois =~ /^No match/; |
123 |
|
124 |
if ($whois =~ /^To single out one record/m) { |
125 |
my $handle; |
126 |
while ($whois =~ /\G\S.*\(([A-Z0-9\-]+)\).*\n/mg) { |
127 |
$handle = $1; |
128 |
#return if $handle =~ /-(RIPE|APNIC)/; # heuristic, bbut bad because ripe might not have better info |
129 |
} |
130 |
$handle or die "$whois ($ip): unparseable multimatch\n"; |
131 |
$whois = $self->whois_request("!$handle"); |
132 |
} |
133 |
|
134 |
my ($address, $info, $coordinator, undef) = split /\n\n/, $whois; |
135 |
|
136 |
$info =~ /^\s+Netname: (\S+)$/mi |
137 |
or die "$whois($ip): no netname\n"; |
138 |
my $netname = $1; |
139 |
|
140 |
$info =~ /^\s+Netblock: ([0-9.]+\s+-\s+[0-9.]+)\s*$/mi |
141 |
or die "$whois($ip): no netblock\n"; |
142 |
my $netblock = $1; |
143 |
|
144 |
my $maintainer; |
145 |
|
146 |
if ($info =~ /^\s+Maintainer: (\S+)\s*$/mi) { |
147 |
$maintainer = "*ma: $1\n"; |
148 |
return if $1 =~ /^(?:AP|RIPE)$/; |
149 |
} |
150 |
|
151 |
$coordinator =~ s/^\s+Coordinator:\s*//si |
152 |
or $coordinator = ""; |
153 |
|
154 |
$address =~ s/\n\s*(\S+)$// |
155 |
or die "$whois($ip): no parseable country ($address)\n"; |
156 |
my $country = $1; |
157 |
|
158 |
$address =~ s/^\s*/*de: /mg; |
159 |
$coordinator =~ s/^\s*/*ad: /mg; |
160 |
|
161 |
$whois = <<EOF; |
162 |
*in: $netblock |
163 |
*na: $netname |
164 |
*cy: $country |
165 |
$maintainer$address |
166 |
$coordinator |
167 |
EOF |
168 |
$whois =~ s/\n+$//; |
169 |
$whois; |
170 |
} |
171 |
|
172 |
package Whois::RIPE; |
173 |
|
174 |
use PApp::SQL; |
175 |
|
176 |
use base Whois; |
177 |
|
178 |
sub sanitize { |
179 |
local $_ = $_[1]; |
180 |
s/^%.*\n//gm; |
181 |
s/^\n+//; |
182 |
s/\n*$/\n/; |
183 |
$_; |
184 |
} |
185 |
|
186 |
sub ip_request { |
187 |
my ($self, $ip) = @_; |
188 |
|
189 |
my $whois = $self->whois_request("-FSTin $ip"); |
190 |
|
191 |
$whois =~ /^\*in: 0\.0\.0\.0 - 255\.255\.255\.255/ |
192 |
and return; |
193 |
|
194 |
$whois =~ /^\*ac: XXX0/m # 192.0.0.0 |
195 |
and return; |
196 |
|
197 |
$whois =~ /^%ERROR:/m |
198 |
and return; |
199 |
|
200 |
#while ($whois =~ s/^\*(?:ac|tc):\s+(\S+)\n//m) { |
201 |
# $whois .= $self->whois_request("-FSTpn $1"); |
202 |
#} |
203 |
|
204 |
$whois =~ s/^\*(?:pn|nh|mb|ch|so|rz|ny|st|rm):.*\n//mg; |
205 |
|
206 |
$whois =~ s/\n+$//; |
207 |
|
208 |
$whois; |
209 |
} |
210 |
|
211 |
package main; |
212 |
|
213 |
sub ip2int($) { |
214 |
unpack "N", inet_aton $_[0]; |
215 |
} |
216 |
|
217 |
sub int2ip($) { |
218 |
inet_ntoa pack "N", $_[0]; |
219 |
} |
220 |
|
221 |
our %WHOIS; |
222 |
|
223 |
$WHOIS{ARIN} = new Whois::ARIN ARIN => "whois.arin.net", maxjobs => 12; |
224 |
$WHOIS{RIPE} = new Whois::RIPE RIPE => "whois.ripe.net", maxjobs => 20; |
225 |
$WHOIS{APNIC} = new Whois::RIPE APNIC => "whois.apnic.net", maxjobs => 20; |
226 |
|
227 |
sub ip_request { |
228 |
my $ip = $_[0]; |
229 |
my $_ip = ip2int($ip); |
230 |
|
231 |
my $st = sql_exec \my($whois, $ip0), |
232 |
"select data, ip0 from iprange |
233 |
where ? <= ip1 |
234 |
having ip0 <= ? |
235 |
order by ip1 |
236 |
limit 1", |
237 |
$_ip, $_ip; |
238 |
|
239 |
Coro::cede; |
240 |
|
241 |
unless ($st->fetch) { |
242 |
my ($arin, $ripe, $apnic); |
243 |
|
244 |
$whois = $WHOIS{APNIC}->ip_request($ip) |
245 |
|| $WHOIS{RIPE} ->ip_request($ip) |
246 |
|| $WHOIS{ARIN} ->ip_request($ip); |
247 |
|
248 |
$whois =~ /^\*in: ([0-9.]+)\s+-\s+([0-9.]+)\s*$/mi |
249 |
or warn "$whois($ip): no addresses found\n"; |
250 |
$whois =~ /^\*in: ([0-9.]+)\s+-\s+([0-9.]+)\s*$/mi |
251 |
or return; |
252 |
|
253 |
$whois =~ /^\*in: ([0-9.]+)\s+-\s+([0-9.]+)\s*$/mi |
254 |
or die "$whois($ip): no addresses found\n"; |
255 |
|
256 |
my ($ip0, $ip1) = ($1, $2); |
257 |
|
258 |
my $_ip0 = ip2int($ip0); |
259 |
my $_ip1 = ip2int($ip1); |
260 |
|
261 |
if ($_ip0 + 256 < $_ip1) { |
262 |
$_ip = $_ip & 0xffffff00; |
263 |
$_ip0 = $_ip if $_ip0 < $_ip; |
264 |
$_ip1 = $_ip + 255 if $_ip1 > $_ip + 255; |
265 |
} |
266 |
|
267 |
sql_exec "replace into iprange values (?, ?, NULL, ?)", |
268 |
$_ip0, $_ip1, $whois; |
269 |
|
270 |
#print "$ip ($ip0, $ip1 ($_ip0, $_ip1)\n$whois\n"; |
271 |
} |
272 |
|
273 |
$whois; |
274 |
} |
275 |
|
276 |
|
277 |
|