#!/usr/bin/perl -w

# $Id: server.pl,v 1.3 2005/12/18 14:01:13 joern Exp $

#-----------------------------------------------------------------------
# Copyright (C) 2002-2005 Jörn Reder <joern AT zyn.de>.
# All Rights Reserved. See file COPYRIGHT for details.
# 
# This module is part of Event::RPC, which is free software; you can
# redistribute it and/or modify it under the same terms as Perl itself.
#-----------------------------------------------------------------------

use strict;

use strict;
use lib qw( lib ../lib examples .);
use Event::RPC::Server;
use Event::RPC::Logger;
use Getopt::Std;

my $USAGE = <<__EOU;

Usage: server.pl [-l log-level] [-s] [-a user:pass] [-L loop-module] 

Description:
  Event::RPC server demonstration program. Execute this from
  the distribution's base or examples/ directory. Then execute
  examples/client.pl on another console.

Options:
  -l log-level       Logging level. Default: 4
  -s                 Use SSL encryption
  -a user:pass       Require authorization
  -h host            Bind to this host interface. Default: localhost
  -L loop-module     Event loop module to use.
                     Default: Event::RPC::Loop::Event

__EOU

sub HELP_MESSAGE {
	my ($fh) = @_;
	$fh ||= \*STDOUT;
	print $fh $USAGE;
	exit;
}

main: {
    my %opts;
    my $opts_ok = getopts('h:L:l:a:s',\%opts);
   
    HELP_MESSAGE() unless $opts_ok;

    my %ssl_args;
    if ( $opts{s} ) {
      %ssl_args = (
        ssl => 1,
	ssl_key_file  => 'ssl/server.key',
	ssl_cert_file => 'ssl/server.crt',
	ssl_passwd_cb => sub { 'eventrpc' },
      );
      if ( not -f 'ssl/server.key' ) {
        chdir ("examples");
	if ( not -f 'ssl/server.key' ) {
	  print "please execute from toplevel or examples/ directory\n";
	  exit 1;
	}
      }
    }

    my %auth_args;
    if ( $opts{a} ) {
      my ($user, $pass) = split(":", $opts{a}); 
      $pass = Event::RPC->crypt($user, $pass);
      %auth_args = (
	auth_required    => 1,
	auth_passwd_href => { $user => $pass },
      );
    }

    #-- Create a logger object
    my $logger = Event::RPC::Logger->new (
	    min_level => ($opts{l}||4),
	    fh_lref   => [ \*STDOUT ],
    );

    #-- Create a loop object
    my $loop;
    my $loop_module = $opts{L};
    if ( $loop_module ) {
	    eval "use $loop_module";
	    die $@ if $@;
	    $loop = $loop_module->new();
    }
    
    #-- Host parameter
    my $host = $opts{h} || "localhost";
    
    #-- Create a Server instance and declare the
    #-- exported interface
    my $server = Event::RPC::Server->new (
      name                => "test daemon",
      host		  => $host,
      port                => 5555,
      logger              => $logger,
      loop                => $loop,
      start_log_listener  => 1,
      auto_reload_modules => 1,
      %auth_args,
      %ssl_args,
      classes => {
	'Test_class' => {
	  new       => '_constructor',
	  set_data  => 1,
	  get_data  => 1,
	  hello     => 1,
	  quit	    => 1,
	},
      },
    );

    #-- Start the server resp. the Event loop.
    $server->start;
}