6 use Net::DNS::Nameserver;
7 use Net::DNS::Resolver;
8 use Data::Dump qw/dump/;
11 our $debug = server::debug;
13 my $res = Net::DNS::Resolver->new(
14 # nameserver => [ '10.60.0.1' ],
21 my ( $name, $ip ) = @_;
22 $ptr_cache->{ join('.', reverse split(/\./, $ip)) } = $name;
27 my ($qname, $qclass, $qtype, $peerhost,$query,$conn) = @_;
28 my ($rcode, @ans, @auth, @add);
31 $debug = server::debug;
33 print "$qname $qclass $qtype $peerhost to ". $conn->{"sockhost"}. "\n";
34 $query->print if $debug;
36 my $local = $1 if $qname =~ m{^(.+)\.\Q$server::domain_name\E$};
37 $local = $qname if $qname !~ m{\.};
42 warn "local[$local] $qname $qtype";
45 if ( $qtype eq "A" && $local eq "server" ) {
46 $rdata = name_ip( $local, '172.16.10.1' );
51 push @ans, Net::DNS::RR->new("$qname $ttl $qclass $qtype $rdata") if $ttl;
53 } elsif ( $qtype eq 'PTR' && $qname =~ m{^([0-9\.]*)\.in-addr\.arpa$} ) {
54 if ( my $rdata = $ptr_cache->{$1} ) {
55 $rdata .= '.' . $server::domain_name;
56 push @ans, Net::DNS::RR->new("$qname $ttl $qclass $qtype $rdata");
58 warn "## ",dump( $ptr_cache );
61 } elsif ( my $packet = $res->query( $qname, $qtype ) ) {
64 push @ans, $_ foreach $packet->answer;
72 warn "rcode: $rcode ",dump( @ans );
74 # mark the answer as authoritive (by setting the 'aa' flag
75 return ($rcode, \@ans, \@auth, \@add, { aa => 1 });
79 my $ns = Net::DNS::Nameserver->new(
81 ReplyHandler => \&reply_handler,
83 ) || die "couldn't create nameserver object\n";
85 warn "DNS $server::domain_name";