85 lines
2.3 KiB
Perl
85 lines
2.3 KiB
Perl
#!/usr/bin/perl
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# Copyright (C) 2010, Bradley M. Kuhn
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#
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# This program gives you software freedom; you can copy, modify, convey,
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# and/or redistribute it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program in a file called 'GPLv3'. If not, write to the:
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# Free Software Foundation, Inc., 51 Franklin St, Fifth Floor
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# Boston, MA 02110-1301, USA.
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use strict;
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use warnings;
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use Net::WhoisNG;
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if (@ARGV != 3) {
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print STDERR "usage: $0 <TLD> <LEN> <CACHE_FILE>\n";
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exit 1;
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}
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my($TLD, $LENGTH, $CACHE_FILE) = @ARGV;
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my %cache;
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open(CACHE, "<", $CACHE_FILE) or die "Unable to open $CACHE_FILE for reading: $!";
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while (my $line = <CACHE>) {
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chomp $line;
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die "maleformed line, \"$line\" in $CACHE_FILE"
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unless $line =~ /^\s*(\S+)\s*\:\s*((?:available|expires:\s*\S+))/;
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$cache{$1} = $2;
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}
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close CACHE;
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sub CheckDomain ($$$) {
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my($let1, $let2, $let3) = @_;
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my $domain = "$let1$let2$let3" . "." . $TLD;
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return if defined $cache{$domain};
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my $w = new Net::WhoisNG($domain);
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if(!$w->lookUp()){
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print "$domain is not in use\n";
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} else {
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my $exp_date=$w->getExpirationDate();
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if (not defined $exp_date) {
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print "$domain: available\n";
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}
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else {
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print "$domain: expires: $exp_date\n";
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}
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}
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}
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if ($LENGTH == 3) {
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foreach my $let1 ('a' .. 'z', '0' .. '9') {
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foreach my $let2 ('a' .. 'z', '0' .. '9', '-') {
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foreach my $let3 ('a' .. 'z', '0' .. '9') {
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CheckDomain($let1, $let2, $let3);
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}
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}
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}
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} elsif ($LENGTH == 2) {
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foreach my $let1 ('a' .. 'z', '0' .. '9') {
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foreach my $let2 ('a' .. 'z', '0' .. '9') {
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CheckDomain("", $let1, $let2);
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}
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}
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} else {
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print STDERR "domain length of $LENGTH is unsupported\n";
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exit 1;
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}
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###############################################################################
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#
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# Local variables:
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# compile-command: "perl -c find-short-domain.plx"
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# End:
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