Author image Julian Mehnle


Courier::Config - Class providing configuration information for Perl modules related to the Courier MTA


    use Courier::Config;
    # Courier base configuration:
    my $config_dir          = Courier::Config->config_dir;
    my $runtime_dir         = Courier::Config->runtime_dir;
    my $courier_executable  = Courier::Config->courier_executable;
    my $courier_version     = Courier::Config->courier_version;
    # Courier::Filter configuration:
    my $filter_conf_file    = Courier::Config->filter_conf_file;


This class provides configuration information for Perl modules related to the Courier MTA, e.g. installation specific file system paths.

Courier base configuration

The following methods provide information about Courier's base configuration:

config_dir: returns string

The base configuration directory of Courier.

runtime_dir: returns string

The directory where Courier keeps the message queue (msgq, msgs, tmp) and courierfilter sockets (filters, allfilters).

courier_executable: returns string

The full path of the Courier daemon executable.

courier_version: returns version

The version number of the Courier installation.

Courier::Filter configuration

The following Courier::Filter configuration information is provided:

filter_conf_file: returns string

The absolute file name of the Courier::Filter courier-filter-perl configuration file.


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


Julian Mehnle <>