NAME

Courier::Filter::Module::DNSBL - DNS black-list filter module for the Courier::Filter framework

SYNOPSIS

use Courier::Filter::Module::DNSBL;

my $module = Courier::Filter::Module::DNSBL->new(
    zones       => \@dns_zones,
    
    logger      => $logger,
    inverse     => 0,
    trusting    => 0,
    testing     => 0,
    debugging   => 0
);

my $filter = Courier::Filter->new(
    ...
    modules     => [ $module ],
    ...
);

DESCRIPTION

This class is a filter module class for use with Courier::Filter. It matches a message if the sending machine's IP address (currently IPv4 only) is listed by one of the configured DNS black-lists.

Constructor

The following constructor is provided:

new(%options): returns Courier::Filter::Module::DNSBL

Creates a new DNSBL filter module.

%options is a list of key/value pairs representing any of the following options:

zones

Required. A reference to an array containing the DNS zone names of the black-lists to be used.

All options of the Courier::Filter::Module constructor are also supported. Please see "new()" in Courier::Filter::Module for their descriptions.

Instance methods

See "Instance methods" in Courier::Filter::Module for a description of the provided instance methods.

SEE ALSO

Courier::Filter::Module, Courier::Filter::Overview.

For AVAILABILITY, SUPPORT, and LICENSE information, see Courier::Filter::Overview.

AUTHOR

Julian Mehnle <julian@mehnle.net>