root/trunk/pdns/modules/pipebackend/backend.pl @ 546

#!/usr/bin/perl -w
# sample PowerDNS Coprocess backend
#

use strict;


$|=1;                                   # no buffering

my $line=<>;
chomp($line);

unless($line eq "HELO\t1") {
        print "FAIL\n";
        print STDERR "Received '$line'\n";
        <>;
        exit;
}
print "OK       Sample backend firing up\n";    # print our banner

while(<>)
{
        print STDERR "$$ Received: $_";
        chomp();
        my @arr=split(/\t/);
        if(@arr<6) {
                print "LOG      PowerDNS sent unparseable line\n";
                print "FAIL\n";
                next;
        }

        my ($type,$qname,$qclass,$qtype,$id,$ip)=split(/\t/);

        if(($qtype eq "A" || $qtype eq "ANY") && $qname eq "webserver.example.com") {
                print STDERR "$$ Sent A records\n";
                print "DATA     $qname  $qclass A       3600    -1      1.2.3.4\n";
                print "DATA     $qname  $qclass A       3600    -1      1.2.3.5\n";
                print "DATA     $qname  $qclass A       3600    -1      1.2.3.6\n";
        }
        elsif(($qtype eq "CNAME" || $qtype eq "ANY") && $qname eq "www.example.com") {
                print STDERR "$$ Sent CNAME records\n";
                print "DATA     $qname  $qclass CNAME   3600    -1      webserver.example.com\n";
        }
        elsif($qtype eq "MBOXFW") {
                print STDERR "$$ Sent MBOXFW records\n";
                print "DATA     $qname  $qclass MBOXFW  3600    -1      powerdns\@example.com\n";
        }


        print STDERR "$$ End of data\n";
        print "END\n";
}