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package MDV::Snapshot::Hal;
################################################################################
# Backup Configuration Tool #
# #
# Copyright (C) 2008 Mandriva #
# #
# Thierry Vignaud <tvignaud at mandriva dot com> #
# #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License Version 2 as #
# published by the Free Software Foundation. #
# #
# This program 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 General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the Free Software #
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #
################################################################################
use strict;
use lib qw(/usr/lib/libDrakX);
use MDK::Common;
use dbus_object;
use Exporter;
our @ISA = qw(Exporter);
our @EXPORT = qw($hal_dn $hal_manager $manager_path find_removable_volumes get_system_bus is_proper_device);
our $hal_dn = 'org.freedesktop.Hal';
our $hal_manager = "$hal_dn.Manager";
our $manager_path = '/org/freedesktop/Hal/Manager';
sub get_system_bus() {
eval { dbus_object::system_bus() };
}
sub is_proper_device {
my ($device, $o_is_first_check) = @_;
my $device_name = $device->QueryCapability('block') && $device->GetProperty('block.device');
return if !$device_name;
my $bool = $device->QueryCapability('volume') && !$device->GetProperty('volume.is_disc') &&
$device->GetProperty('volume.is_mounted');
return $o_is_first_check ? $bool && $device_name && cat_('/media/.hal-mtab') =~ m!^$device_name\s!sg : $bool;
}
sub find_removable_volumes {
my ($dbus) = @_;
my $hal = $dbus->get_service($hal_dn);
my $manager = $hal->get_object($manager_path, $hal_manager);
grep { is_proper_device($_, 1) } map { $hal->get_object($_, "$hal_dn.Device") } @{$manager->GetAllDevices};
}
1;
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