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Executive.pm  view on Meta::CPAN

our $VERSION      = 2.03;

our @ISA          = qw( Exporter );

# We export all the symbols declared in this module by default.

our @EXPORT       = qw( 
                         relocate
                         $absolute_fn
                         $public_key
                         $private_key
                      );

our @EXPORT_OK    = qw(
                      );
                      
our %EXPORT_TAGS = (
                   );                         
                      
use constant KEY_ID    => 'Mobile::Executive ID';
use constant KEY_SIZE  => 1024;

Executive.pm  view on Meta::CPAN

    # this information during a relocate.  Note the use of 'our'.
    # We also generate a PK+ and PK- for "users" of this module.

    use Crypt::RSA;  # Provides authentication and encryption services.
    use File::Spec;  # Provides filename and path services.

    our $absolute_fn = File::Spec->rel2abs( File::Spec->curdir ) . '/' . $0;

    my $rsa = new Crypt::RSA;

    our ( $public_key, $private_key ) = 
            $rsa->keygen(
                Identity  => KEY_ID . "$$" . "$0",
                Size      => KEY_SIZE,
                Password  => KEY_PASS . "$0" . "$$",
                Verbosity => FALSE
            ) or die $rsa->errstr, "\n";
}

sub relocate {

Executive.pm  view on Meta::CPAN

=over 4

relocate

=back

and it takes two parameters: a IP address (or name) of the remote Location, and the protocol port number that the Location is listening on.

=head1 Internal methods/subroutines

A Perl B<BEGIN> block determines the absolute path to the mobile agents source code file, and puts it into the B<$absolute_fn> scalar (which is automatically exported).  This block also generates a PK+/PK- pairing (in B<$public_key> and B<$private_ke...

=head1 RULES FOR WRITING MOBILE AGENTS

There used to be loads, but now there is only one.  Read the B<Scooby Guide>, available on-line at: B<http://glasnost.itcarlow.ie/~scooby/guide.html>.

=head1 SEE ALSO

The B<Mobile::Location> class (for creating Locations), and the B<Devel::Scooby> module (for running mobile agents).

The Scooby Website: B<http://glasnost.itcarlow.ie/~scooby/>.