| Current Path : /scripts/ |
Linux gator3171.hostgator.com 4.19.286-203.ELK.el7.x86_64 #1 SMP Wed Jun 14 04:33:55 CDT 2023 x86_64 |
| Current File : //scripts/quickwhoisips |
#!/usr/local/cpanel/3rdparty/bin/perl
# cpanel - scripts/quickwhoisips Copyright 2022 cPanel, L.L.C.
# All rights reserved.
# copyright@cpanel.net http://cpanel.net
# This code is subject to the cPanel license. Unauthorized copying is prohibited
use strict;
use Cpanel::Ips::Fetch ();
use Socket;
use Cpanel::Logger ();
Cpanel::Logger->new()->deprecated("'$0' is deprecated, and will be removed in a later version of cPanel.");
my %IPS;
if ( !@ARGV ) {
%IPS = Cpanel::Ips::Fetch::fetchipslist();
}
else {
%IPS = map { $_ => 1 } @ARGV;
}
my $proto = getprotobyname('tcp');
my $iaddr = gethostbyname('rs.internic.net');
my $port = getservbyname( 'whois', 'tcp' );
if ( !$port ) { $port = 43; }
my $whoistimeout = 15;
my $child = 0;
foreach my $ip ( keys %IPS ) {
if ( my $child <= 5 ) {
if ( fork() ) {
$child++;
#master
}
else {
my $name = whoisns($ip);
print "$ip=$name\n";
exit;
}
}
else {
sleep 1;
}
while ( waitpid( -1, 1 ) > 0 ) {
$child--;
}
}
while ( waitpid( -1, 0 ) > 0 ) {
$child--;
}
sub whoisns {
my ( $ip, $req ) = @_;
my ($gotanswer) = 0;
my ($attempts) = 0;
my ($ns) = '';
while ( !$gotanswer ) {
$attempts++;
eval {
local $SIG{'__DIE__'} = 'DEFAULT';
local $SIG{'ALRM'} = sub { die; };
alarm($whoistimeout);
my $internics;
socket( $internics, &AF_INET, &SOCK_STREAM, $proto );
my $sin = sockaddr_in( $port, $iaddr );
connect( $internics, $sin );
send $internics, "$ip\r\n", 0;
while (<$internics>) {
if ( /ip address: (\S+)/i && $req == 1 ) {
$attempts = 999;
$ns = $1;
last;
}
if ( /server name: (\S+)/i && $req != 1 ) {
$attempts = 999;
$ns = $1;
last;
}
}
alarm(0);
};
alarm(0);
if ( $attempts >= 3 ) { last; }
}
alarm(0);
return ($ns);
}