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<?php
/**
* ---------------------------------------------------------------------
*
* GLPI - Gestionnaire Libre de Parc Informatique
*
* http://glpi-project.org
*
* @copyright 2015-2023 Teclib' and contributors.
* @copyright 2003-2014 by the INDEPNET Development Team.
* @licence https://www.gnu.org/licenses/gpl-3.0.html
*
* ---------------------------------------------------------------------
*
* LICENSE
*
* This file is part of GLPI.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <https://www.gnu.org/licenses/>.
*
* ---------------------------------------------------------------------
*/
use Glpi\Application\View\TemplateRenderer;
/**
* Disk Class
**/
class Item_Disk extends CommonDBChild
{
// From CommonDBChild
public static $itemtype = 'itemtype';
public static $items_id = 'items_id';
public $dohistory = true;
// Encryption status
const ENCRYPTION_STATUS_NO = 0;
const ENCRYPTION_STATUS_YES = 1;
const ENCRYPTION_STATUS_PARTIALLY = 2;
public static function getTypeName($nb = 0)
{
return _n('Volume', 'Volumes', $nb);
}
public function post_getEmpty()
{
$this->fields["totalsize"] = '0';
$this->fields["freesize"] = '0';
}
public function useDeletedToLockIfDynamic()
{
return false;
}
public function getTabNameForItem(CommonGLPI $item, $withtemplate = 0)
{
// can exists for template
if ($item::canView()) {
$nb = 0;
if ($_SESSION['glpishow_count_on_tabs']) {
$nb = countElementsInTable(
self::getTable(),
[
'items_id' => $item->getID(),
'itemtype' => $item->getType(),
'is_deleted' => 0
]
);
}
return self::createTabEntry(self::getTypeName(Session::getPluralNumber()), $nb);
}
return '';
}
/**
* @param $item CommonGLPI object
* @param $tabnum (default 1)
* @param $withtemplate (default 0)
*/
public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
{
self::showForItem($item, $withtemplate);
return true;
}
public function defineTabs($options = [])
{
$ong = [];
$this->addDefaultFormTab($ong);
$this->addStandardTab('Lock', $ong, $options);
$this->addStandardTab('Log', $ong, $options);
return $ong;
}
/**
* Print the version form
*
* @param $ID integer ID of the item
* @param $options array
* - target for the Form
* - itemtype type of the item for add process
* - items_id ID of the item for add process
*
* @return true if displayed false if item not found or not right to display
**/
public function showForm($ID, array $options = [])
{
$itemtype = null;
if (isset($options['itemtype']) && !empty($options['itemtype'])) {
$itemtype = $options['itemtype'];
} else if (isset($this->fields['itemtype']) && !empty($this->fields['itemtype'])) {
$itemtype = $this->fields['itemtype'];
} else {
throw new \RuntimeException('Unable to retrieve itemtype');
}
if (!Session::haveRight($itemtype::$rightname, READ)) {
return false;
}
$asset_item = new $itemtype();
if ($ID > 0) {
$this->check($ID, READ);
$asset_item->getFromDB($this->fields['items_id']);
} else {
$this->check(-1, CREATE, $options);
$asset_item->getFromDB($options['items_id']);
}
$itemtype = $this->fields['itemtype'];
$options['canedit'] = Session::haveRight($itemtype::$rightname, UPDATE);
$this->initForm($ID, $options);
TemplateRenderer::getInstance()->display('components/form/item_disk.html.twig', [
'item' => $this,
'asset_item' => $asset_item,
'encryption_status_list' => self::getAllEncryptionStatus(),
'params' => $options,
]);
return true;
}
/**
* Get disks related to a given item
*
* @param CommonDBTM $item Item instance
* @param string $sort Field to sort on
* @param string $order Sort order
*
* @return DBmysqlIterator
*/
public static function getFromItem(CommonDBTM $item, $sort = null, $order = null): DBmysqlIterator
{
global $DB;
$iterator = $DB->request([
'SELECT' => [
Filesystem::getTable() . '.name AS fsname',
self::getTable() . '.*'
],
'FROM' => self::getTable(),
'LEFT JOIN' => [
Filesystem::getTable() => [
'FKEY' => [
self::getTable() => 'filesystems_id',
Filesystem::getTable() => 'id'
]
]
],
'WHERE' => [
'itemtype' => $item->getType(),
'items_id' => $item->fields['id']
]
]);
return $iterator;
}
/**
* Print the disks
*
* @param CommonDBTM $item Item object
* @param boolean $withtemplate Template or basic item (default 0)
*
* @return void
**/
public static function showForItem(CommonDBTM $item, $withtemplate = 0)
{
global $DB;
$ID = $item->fields['id'];
$itemtype = $item->getType();
if (
!$item->getFromDB($ID)
|| !$item->can($ID, READ)
) {
return false;
}
$canedit = $item->canEdit($ID);
if (
$canedit
&& !(!empty($withtemplate) && ($withtemplate == 2))
) {
echo "<div class='center firstbloc'>" .
"<a class='btn btn-primary' href='" . self::getFormURL() . "?itemtype=$itemtype&items_id=$ID&withtemplate=" .
$withtemplate . "'>";
echo __('Add a volume');
echo "</a></div>\n";
}
echo "<div class='center table-responsive'>";
$iterator = self::getFromItem($item);
echo "<table class='tab_cadre_fixehov'>";
$colspan = 9;
echo "<tr class='noHover'><th colspan='$colspan'>" . self::getTypeName(count($iterator)) .
"</th></tr>";
if (count($iterator)) {
$header = "<tr><th>" . __('Name') . "</th>";
$header .= "<th>" . __('Automatic inventory') . "</th>";
$header .= "<th>" . __('Partition') . "</th>";
$header .= "<th>" . __('Mount point') . "</th>";
$header .= "<th>" . Filesystem::getTypeName(1) . "</th>";
$header .= "<th>" . __('Global size') . "</th>";
$header .= "<th>" . __('Free size') . "</th>";
$header .= "<th>" . __('Free percentage') . "</th>";
$header .= "<th>" . __('Encryption') . "</th>";
$header .= "</tr>";
echo $header;
Session::initNavigateListItems(
__CLASS__,
//TRANS : %1$s is the itemtype name,
// %2$s is the name of the item (used for headings of a list)
sprintf(
__('%1$s = %2$s'),
$item::getTypeName(1),
$item->getName()
)
);
$disk = new self();
foreach ($iterator as $data) {
$disk->getFromResultSet($data);
echo "<tr class='tab_bg_2" . (isset($data['is_deleted']) && $data['is_deleted'] ? " tab_bg_2_2'" : "'") . "'>";
echo "<td>" . $disk->getLink() . "</td>";
echo "<td>" . Dropdown::getYesNo($data['is_dynamic']) . "</td>";
echo "<td>" . $data['device'] . "</td>";
echo "<td>" . $data['mountpoint'] . "</td>";
echo "<td>" . $data['fsname'] . "</td>";
//TRANS: %s is a size
$tmp = Toolbox::getSize($data['totalsize'] * 1024 * 1024);
echo "<td>$tmp</td>";
$tmp = Toolbox::getSize($data['freesize'] * 1024 * 1024);
echo "<td>$tmp</td>";
echo "<td>";
$percent = 0;
if ($data['totalsize'] > 0) {
$percent = round(100 * $data['freesize'] / $data['totalsize']);
}
$rand = mt_rand();
Html::progressBar("percent$rand", [
'create' => true,
'percent' => $percent,
'message' => "$percent %",
]);
echo "</td>";
echo "<td class=\"center\">";
if ($data['encryption_status'] != self::ENCRYPTION_STATUS_NO) {
$encryptionTooltip = "<strong>" . __('Partial encryption') . "</strong> : " .
Dropdown::getYesNo($data['encryption_status'] == self::ENCRYPTION_STATUS_PARTIALLY) .
"<br/>" .
"<strong>" . __('Encryption tool') . "</strong> : " . $data['encryption_tool'] .
"</br>" .
"<strong>" . __('Encryption algorithm') . "</strong> : " .
$data['encryption_algorithm'] . "</br>" .
"<strong>" . __('Encryption type') . "</strong> : " . $data['encryption_type'] .
"</br>";
Html::showTooltip($encryptionTooltip, [
'awesome-class' => "fas fa-lock"
]);
}
echo "</td>";
echo "</tr>";
Session::addToNavigateListItems(__CLASS__, $data['id']);
}
echo $header;
} else {
echo "<tr class='tab_bg_2'><th colspan='$colspan'>" . __('No item found') . "</th></tr>";
}
echo "</table>";
echo "</div>";
}
public function rawSearchOptions()
{
$tab = [];
$tab[] = [
'id' => 'common',
'name' => __('Characteristics')
];
$tab[] = [
'id' => '1',
'table' => $this->getTable(),
'field' => 'name',
'name' => __('Name'),
'datatype' => 'itemlink',
'massiveaction' => false,
];
$tab[] = [
'id' => '2',
'table' => $this->getTable(),
'field' => 'device',
'name' => __('Partition'),
'datatype' => 'string',
'massiveaction' => false,
];
$tab[] = [
'id' => '3',
'table' => $this->getTable(),
'field' => 'mountpoint',
'name' => __('Mount point'),
'datatype' => 'string',
'massiveaction' => false,
];
$tab[] = [
'id' => '4',
'table' => $this->getTable(),
'field' => 'totalsize',
'unit' => 'auto',
'name' => __('Global size'),
'datatype' => 'number',
'width' => 1000,
'massiveaction' => false,
];
$tab[] = [
'id' => '5',
'table' => $this->getTable(),
'field' => 'freesize',
'unit' => 'auto',
'name' => __('Free size'),
'datatype' => 'number',
'width' => 1000,
'massiveaction' => false,
];
return $tab;
}
public static function rawSearchOptionsToAdd($itemtype)
{
$tab = [];
$name = _n('Volume', 'Volumes', Session::getPluralNumber());
$tab[] = [
'id' => 'disk',
'name' => $name
];
$tab[] = [
'id' => '156',
'table' => self::getTable(),
'field' => 'name',
'name' => __('Name'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'dropdown',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '150',
'table' => self::getTable(),
'field' => 'totalsize',
'unit' => 'auto',
'name' => __('Global size'),
'forcegroupby' => true,
'usehaving' => true,
'datatype' => 'number',
'width' => 1000,
'massiveaction' => false,
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '151',
'table' => self::getTable(),
'field' => 'freesize',
'unit' => 'auto',
'name' => __('Free size'),
'forcegroupby' => true,
'datatype' => 'number',
'width' => 1000,
'massiveaction' => false,
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '152',
'table' => self::getTable(),
'field' => 'freepercent',
'name' => __('Free percentage'),
'forcegroupby' => true,
'datatype' => 'progressbar',
'width' => 2,
// NULLIF -> avoid divizion by zero by replacing it by null (division by null return null without warning)
'computation' => 'LPAD(ROUND(100*TABLE.freesize/NULLIF(TABLE.totalsize, 0)), 3, 0)',
'computationgroupby' => true,
'unit' => '%',
'massiveaction' => false,
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '153',
'table' => self::getTable(),
'field' => 'mountpoint',
'name' => __('Mount point'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'string',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '154',
'table' => self::getTable(),
'field' => 'device',
'name' => __('Partition'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'string',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '155',
'table' => 'glpi_filesystems',
'field' => 'name',
'name' => Filesystem::getTypeName(1),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'dropdown',
'joinparams' => [
'beforejoin' => [
'table' => self::getTable(),
'joinparams' => [
'jointype' => 'itemtype_item'
]
]
]
];
$tab[] = [
'id' => '174',
'table' => self::getTable(),
'field' => 'encryption_status',
'name' => __('Encryption status'),
'searchtype' => 'equals',
'forcegroupby' => true,
'massiveaction' => false,
'searchequalsonfield' => true,
'datatype' => 'specific',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '175',
'table' => self::getTable(),
'field' => 'encryption_tool',
'name' => __('Encryption tool'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'string',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '176',
'table' => self::getTable(),
'field' => 'encryption_algorithm',
'name' => __('Encryption algorithm'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'string',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
$tab[] = [
'id' => '177',
'table' => self::getTable(),
'field' => 'encryption_type',
'name' => __('Encryption type'),
'forcegroupby' => true,
'massiveaction' => false,
'datatype' => 'string',
'joinparams' => [
'jointype' => 'itemtype_item'
]
];
return $tab;
}
/**
* Get all the possible value for the "encryption_status" field
*
* @return array The list of possible values
*/
public static function getAllEncryptionStatus()
{
return [
self::ENCRYPTION_STATUS_NO => __('Not encrypted'),
self::ENCRYPTION_STATUS_PARTIALLY => __('Partially encrypted'),
self::ENCRYPTION_STATUS_YES => __('Encrypted'),
];
}
/**
* Get the correct label for each encryption status
*
* @return string The appropriate label
*/
public static function getEncryptionStatus($status)
{
if ($status === "") {
return NOT_AVAILABLE;
}
$all = self::getAllEncryptionStatus();
if (!isset($all[$status])) {
trigger_error(
sprintf(
'Encryption status %1$s does not exists!',
$status
),
E_USER_WARNING
);
return NOT_AVAILABLE;
}
return $all[$status];
}
/**
* Print the encryption status dropdown
*
* @param integer $value Current value (defaut self::ENCRYPTION_STATUS_NO)
* @param array $options Array of possible options:
* - name : name of the dropdown (default encryption_status)
*
* @return string the string to display
*/
public static function getEncryptionStatusDropdown($value = self::ENCRYPTION_STATUS_NO, $options = [])
{
$name = 'encryption_status';
if (isset($options['name'])) {
$name = $options['name'];
}
$values = self::getAllEncryptionStatus();
return Dropdown::showFromArray(
$name,
$values,
[
'value' => $value,
'display' => false
]
);
}
/**
* List specifics value for selection
*
* @param string $field Name of the field
* @param string $name Name of the select (if empty use linkfield) (default '')
* @param string|array $values Value(s) to select (default '')
* @param array $options Array of options
*
* @return string the string to display
*/
public static function getSpecificValueToSelect($field, $name = '', $values = '', array $options = [])
{
if (!is_array($values)) {
$values = [$field => $values];
}
$options['display'] = false;
switch ($field) {
case 'encryption_status':
return self::getEncryptionStatusDropdown($values[$field], [
'name' => $name,
]);
}
return parent::getSpecificValueToSelect($field, $name, $values, $options);
}
/**
* Display a specific field value
*
* @param string $field Name of the field
* @param string|array $values Value(s) to display
* @param array $options Array of options
*
* @return string the string to display
**/
public static function getSpecificValueToDisplay($field, $values, array $options = [])
{
if (!is_array($values)) {
$values = [$field => $values];
}
switch ($field) {
case 'encryption_status':
return self::getEncryptionStatus($values[$field]);
}
return parent::getSpecificValueToDisplay($field, $values, $options);
}
public function getNonLoggedFields(): array
{
// we don't want to log at all changes of available space for a drive
// as it's likely to change every time
$exclude = [
'freesize',
];
// logging total size of zfs mount points make no sense as it's equal to the used space of the point + available space for the pool
// it's likely to have this key changing on each automatic inventory
// so we don't want to pollute logs with these frequent changes.
// to note, `$this->input['filesystem']` will only be present on inventory request
if (in_array(($this->input['filesystem'] ?? ""), ['zfs', 'fuse.zfs'])) {
$exclude[] = 'totalsize';
}
return $exclude;
}
}