libptop.pm.in 2.25 KB
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#!/usr/bin/perl -wT
#
# Copyright (c) 2010 University of Utah and the Flux Group.
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# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
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#
package libptop;

use strict;
use Exporter;
use vars qw(@ISA @EXPORT @EXPORT_OK);

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

sub Create($)
{
    my ($class) = @_;
    my $self = {};

    $self->{'NODES'} = {};
    $self->{'LINKS'} = {};

    bless($self, $class);

    return $self;
}

# Accessors
sub nodes($) { return $_[0]->{'NODES'}; }
sub links($) { return $_[0]->{'LINKS'}; }

# Add new nodes and links
sub CreateNode($$)
{
    my ($self, $name) = @_;
    my $node = libptop::pnode->Create($name);
    $self->nodes()->{$name} = $node;
    return $node;
}

###############################################################################
# Physical Nodes. These contain the all of the per-node state used to
# generate ptop or xml files.

package libptop::pnode;

sub Create($$)
{
    my ($class, $name) = @_;

    my $self = {};

    $self->{'NAME'} = $name;
    $self->{'SUBNODE_OF'} = undef;
    $self->{'IS_REMOTE'} = undef;

    bless($self, $class);
    return $self;
}

# Accessors
sub name($)       { return $_[0]->{'NAME'}; }
sub subnode_of($) { return $_[0]->{'SUBNODE_OF'}; }
sub is_subnode($) { return defined($_[0]->subnode_of()); }
sub is_remote($)  { return $_[0]->{'IS_REMOTE'}; }

sub SetSubnode($$$)
{
    my ($self, $phys_name, $is_subnode) = @_;
    if ($is_subnode) {
	$self->{'SUBNODE_OF'} = $phys_name;
    } else {
	$self->{'SUBNODE_OF'} = undef;
    }
}

sub SetRemote($$)
{
    my ($self, $isremote) = @_;
    $self->{'IS_REMOTE'} = $isremote;
}

1;