default_config()

Return a default configuration including defaults from handler modules.

This is not the default config used by the system if no config is present, rather it is the config which is presented to the user as an example default config when using the help feature.

setup_config()

Called during startup, setup some config options.

set_config( $config )

Set the config hashref, primarily used for testing.

load_file( $file )

Internal function used to load the config from /etc/authentication_milter.json

process_config()

Process the loaded config with the callback if required.

This is the name of a Module to load, the process_config method of the instantiated object will be called with $config as the argument.g

    package ConfigProcessor;
    sub new {
        ...
    }
    sub process_config {
        my ( $self, $config ) = @_;
    }
    1;

get_config()

Return the config hashref, load from file(s) if required.