# Copyright (c) 2010 - RZ Uni Freiburg
# Copyright (c) 2010 - OpenSLX GmbH
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
# openvz.pm
#    - implementation of the 'openvz' plugin
# -----------------------------------------------------------------------------
package OpenSLX::OSPlugin::openvz;

use strict;
use warnings;

use base qw(OpenSLX::OSPlugin::Base);

use File::Path;

use OpenSLX::Basics;
use OpenSLX::Utils;

sub new
{
    my $class = shift;

    my $self = {
        name => 'openvz',
    };

    return bless $self, $class;
}

sub getInfo
{
    my $self = shift;

    return {
        description => unshiftHereDoc(<<'        End-of-Here'),
            Configures openVZ diskless boot, no installation yet.
        End-of-Here
        precedence => 20,
    };
}

sub getAttrInfo
{
    my $self = shift;

    return {
        'openvz::active' => {
            applies_to_systems => 1,
            applies_to_clients => 1,
            description => unshiftHereDoc(<<'            End-of-Here'),
                should the 'openvz'-plugin be executed during boot?
            End-of-Here
            content_regex => qr{^(0|1)$},
            content_descr => '1 means active - 0 means inactive',
            # set active to 0, later set specially created openVZ system to 1
            default => '0',
        },
        # attribute 'imagesrc' defines where we can find openvz images
        'openvz::imagesrc' => {
            applies_to_systems => 1,
            applies_to_clients => 1,
            description => unshiftHereDoc(<<'            End-of-Here'),
                Where do we store our openvz images? NFS? Filesystem?
            End-of-Here
            content_regex => qr{^(/|nfs://)},
            content_descr => 'local path or URI or "-" (unset)',
            default => undef,
        },
    };
}

sub installationPhase
{
    my $self = shift;
    my $info = shift;

    $self->{pluginRepositoryPath} = $info->{'plugin-repo-path'};
    $self->{openslxBasePath}      = $info->{'openslx-base-path'};

    # Copy run-virt.include and template files to the appropriate place for
    # inclusion in stage4
    my $pluginName = $self->{'name'};
    my $pluginBasePath = 
      "$self->{openslxBasePath}/lib/plugins/$pluginName/files";

    foreach my $file ( qw( run-virt.include machine.include ) ) {
        copyFile("$pluginBasePath/$file", "$self->{pluginRepositoryPath}/");
        chmod 0644, "$self->{pluginRepositoryPath}/$file";
    }

    return;
}

sub removalPhase
{
    my $self = shift;
    my $info = shift;

    return;
}

1;