Current File : //usr/share/webmin/iscsi-server/save_device.cgi |
#!/usr/bin/perl
# Create, update or delete an device
use strict;
use warnings;
no warnings 'redefine';
no warnings 'uninitialized';
require './iscsi-server-lib.pl';
our (%text, %in, %config);
&lock_file($config{'targets_file'});
my $conf = &get_iscsi_config();
&ReadParse();
&error_setup($in{'delete'} ? $text{'device_derr'} : $text{'device_err'});
my ($device, $old_device);
if (!$in{'new'}) {
# Get the existing device
$device = &find($conf, "device", $in{'num'});
$device || &text('device_egone', $in{'num'});
$old_device = $device;
}
else {
# Creating a new one
$device = { 'num' => &find_free_num($conf, 'device'),
'type' => 'device' };
}
if ($in{'delete'}) {
# Check if in use before deleting
my @users = &find_extent_users($conf, $device);
if (@users) {
&error(&text('device_einuse',
join(", ", map { &describe_object($_) } @users)));
}
# Delete, after asking for confirmation
if ($in{'confirm'}) {
# Delete it
&save_directive($conf, $device, undef);
}
else {
# Ask first
&ui_print_header(undef, $text{'device_edit'}, "");
print &ui_confirmation_form(
"save_device.cgi",
&text('device_rusure', $device->{'type'}.$device->{'num'}),
[ [ 'num', $in{'num'} ],
[ 'delete', 1 ] ],
[ [ 'confirm', $text{'device_sure'} ] ],
);
&ui_print_footer("list_devices.cgi", $text{'devices_return'});
return;
}
}
else {
# Validate and store inputs
$device->{'mode'} = $in{'mode'};
my @extents = split(/\r?\n/, $in{'extents'});
@extents || &error($text{'device_eextents'});
$device->{'extents'} = \@extents;
if (&indexof($device->{'type'}.$device->{'num'},
&expand_extents($conf, { }, @extents)) >= 0) {
# Contains self!?
&error($text{'device_eself'});
}
# Write out the config
&save_directive($conf, $old_device, $device);
}
&unlock_file($config{'targets_file'});
&webmin_log($in{'new'} ? 'create' : $in{'delete'} ? 'delete' : 'modify',
'device', $device->{'type'}.$device->{'num'});
&redirect("list_devices.cgi");