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#!/usr/bin/perl -wT
#
# EMULAB-COPYRIGHT
# Copyright (c) 2008 University of Utah and the Flux Group.
# All rights reserved.
#
package GeniCM;

#
# The server side of the CM interface on remote sites. Also communicates
# with the GMC interface at Geni Central as a client.
#
use strict;
use Exporter;
use vars qw(@ISA @EXPORT);

@ISA    = "Exporter";
@EXPORT = qw ( );

# Must come after package declaration!
use lib '@prefix@/lib';
use GeniDB;
use Genixmlrpc;
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use GeniResponse;
use GeniTicket;
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use libtestbed;
use English;
use Data::Dumper;

# Configure variables
my $TB		   = "@prefix@";
my $TBOPS          = "@TBOPSEMAIL@";
my $TBAPPROVAL     = "@TBAPPROVALEMAIL@";
my $TBAUDIT   	   = "@TBAUDITEMAIL@";
my $BOSSNODE       = "@BOSSNODE@";
my $OURDOMAIN      = "@OURDOMAIN@";
my $GENICENTRAL    = "https://boss/protogeni/xmlrpc";

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#
# Respond to a GetTicket request. No worries about credentials yet; we
# trust the caller cause it got past the SSL client verify checks in the
# web server.
#
sub GetTicket($)
{
    my ($argref) = @_;
    my $slice_uuid = $argref->{'uuid'};
    my $rspec      = $argref->{'rspec'};

    if (! (defined($slice_uuid) && ($slice_uuid =~ /^[-\w]+$/))) {
	return GeniResponse->MalformedArgsResponse();
    }
    if (! defined($rspec)) {
	return GeniResponse->MalformedArgsResponse();
    }
    #
    # An rspec is a structure with a node count. :-)
    #
    # Find out how many nodes are available and grant that many. Silly, eh?
    #
    $rspec->{'granted'} = $rspec->{'requested'};

    #
    # Return a signed ticket.
    #
    my $ticket = GeniTicket->Create($slice_uuid, $rspec);
    if (!defined($ticket)) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not create GeniTicket object");
    }
    if ($ticket->Sign() != 0) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not sign Ticket");
    }
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $ticket->ticket());
}