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<?php
/**
* ---------------------------------------------------------------------
*
* GLPI - Gestionnaire Libre de Parc Informatique
*
* http://glpi-project.org
*
* @copyright 2015-2022 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/>.
*
* ---------------------------------------------------------------------
*/
/**
* Represent an IPv4 or an IPv6 address. Both textual (ie. human readable)
* and binary (ie. : used for request) are present
* @since 0.84
*/
/** Class IPAddress : Represents an IPv4 or an IPv6 address. Both textual (ie. human readable)
* and binary (ie. : used for SQL requests) are present inside the DB.
* The class itself contains three protected attributes. If the address is valid, then, these
* attributes are not empty.
* This object is usefull for SQL research and binary<=>textual conversions.
* @warning textual (ie. human readable) representation is not unique for IPv6 addresses :
* 2001:db8:0:85a3\::ac1f:8001 = 2001:db8:0:85a3:0:0:ac1f:8001
* @warning All textual representation of IPv6 addresses conforms to RFC 5952 : they are
* automatically converted by IPAddress::setAddressFromString().
* @since 0.84
**/
class IPAddress extends CommonDBChild
{
// From CommonDBChild
public static $itemtype = 'itemtype';
public static $items_id = 'items_id';
public $dohistory = false;
public $history_blacklist = ['binary_0', 'binary_1', 'binary_2', 'binary_3'];
/// $version (integer) : version of the adresse. Should be 4 or 6, or empty if not valid address
protected $version = '';
/// $this->textual (string) : human readable of the IP adress (for instance : 192.168.0.0,
/// 2001:db8:0:85a3\::ac1f:8001)
protected $textual = '';
/// $this->binary (bytes[4]) : binary version for the SQL requests. For IPv4 addresses, the
/// first three bytes are set to [0, 0, 0xffff]
protected $binary = [0, 0, 0, 0];
//to know is IPV4 is Dotted quoad Format
protected $isDottedQuoadFormat = false;
public static $rightname = 'internet';
//////////////////////////////////////////////////////////////////////////////
// CommonDBTM related methods
//////////////////////////////////////////////////////////////////////////////
/**
* @param IPAddress|string|integer[] $ipaddress (default '')
**/
public function __construct($ipaddress = '')
{
// First, be sure that the parent is correctly initialised
parent::__construct();
// If $ipaddress if empty, then, empty address !
if ($ipaddress != '') {
// If $ipaddress if an IPAddress, then just clone it
if ($ipaddress instanceof IPAddress) {
$this->version = $ipaddress->version;
$this->textual = $ipaddress->textual;
$this->binary = $ipaddress->binary;
$this->fields = $ipaddress->fields;
} else {
// Else, check a binary then a string
if (!$this->setAddressFromBinary($ipaddress)) {
$this->setAddressFromString($ipaddress);
}
}
}
}
public static function getTypeName($nb = 0)
{
return _n('IP address', 'IP addresses', $nb);
}
/**
* @param $input
**/
public function prepareInput($input)
{
// If $input['name'] does not exists, then, don't check anything !
if (isset($input['name'])) {
// WARNING: we must in every case, because, sometimes, fields are partially feels
// If previous value differs from current one, then check it !
$this->setAddressFromString($input['name']);
if (!$this->is_valid()) {
if (isset($input['is_dynamic']) && $input['is_dynamic']) {
// We allow invalid IPs that are dynamics !
$input['version'] = 0;
$input['binary_0'] = 0;
$input['binary_1'] = 0;
$input['binary_2'] = 0;
$input['binary_3'] = 0;
return $input;
}
//TRANS: %s is the invalid address
$msg = sprintf(__('%1$s: %2$s'), __('Invalid IP address'), $input['name']);
Session::addMessageAfterRedirect($msg, false, ERROR);
return false;
}
}
if (isset($input['itemtype']) && isset($input['items_id'])) {
$input['mainitemtype'] = 'NULL';
$input['mainitems_id'] = 0;
if ($input['itemtype'] == 'NetworkName') {
$name = new NetworkName();
if ($name->getFromDB($input['items_id'])) {
if ($port = getItemForItemtype($name->getField('itemtype'))) {
if ($port->getFromDB($name->getField('items_id'))) {
if (isset($port->fields['itemtype']) && isset($port->fields['items_id'])) {
$input['mainitemtype'] = $port->fields['itemtype'];
$input['mainitems_id'] = $port->fields['items_id'];
}
}
}
}
}
}
return array_merge($input, $this->setArrayFromAddress($input, "version", "name", "binary"));
}
public function prepareInputForAdd($input)
{
return parent::prepareInputForAdd($this->prepareInput($input));
}
public function prepareInputForUpdate($input)
{
return parent::prepareInputForUpdate($this->prepareInput($input));
}
public function post_addItem()
{
IPAddress_IPNetwork::addIPAddress($this);
parent::post_addItem();
}
public function post_updateItem($history = 1)
{
if (
(isset($this->oldvalues['name']))
|| (isset($this->oldvalues['entities_id']))
) {
$link = new IPAddress_IPNetwork();
$link->cleanDBonItemDelete($this->getType(), $this->getID());
$link->addIPAddress($this);
}
parent::post_updateItem($history);
}
public function cleanDBonPurge()
{
$this->deleteChildrenAndRelationsFromDb(
[
IPAddress_IPNetwork::class,
]
);
}
public function post_getFromDB()
{
// Don't forget set local object from DB field
$this->setAddressFromArray($this->fields, "version", "name", "binary");
}
public static function showForItem(CommonGLPI $item, $withtemplate = 0)
{
global $CFG_GLPI;
if ($item->getType() == 'IPNetwork') {
if (isset($_GET["start"])) {
$start = $_GET["start"];
} else {
$start = 0;
}
if (!empty($_GET["order"])) {
$table_options['order'] = $_GET["order"];
} else {
$table_options['order'] = 'ip';
}
$order_by_itemtype = ($table_options['order'] == 'itemtype');
$table_options['SQL_options'] = [
'LIMIT' => $_SESSION['glpilist_limit'],
'START' => $start
];
$table = new HTMLTableMain();
$content = "<a href='javascript:reloadTab(\"order=ip\");'>" .
self::getTypeName(Session::getPluralNumber()) . "</a>";
$internet_column = $table->addHeader('IP Address', $content);
$content = sprintf(
__('%1$s - %2$s'),
_n('Item', 'Items', Session::getPluralNumber()),
"<a href='javascript:reloadTab(\"order=itemtype\");'>" .
__('Order by item type') . "</a>"
);
$item_column = $table->addHeader('Item', $content);
if ($order_by_itemtype) {
foreach ($CFG_GLPI["networkport_types"] as $itemtype) {
$table_options['group_' . $itemtype] = $table->createGroup(
$itemtype,
$itemtype::getTypeName(Session::getPluralNumber())
);
self::getHTMLTableHeader(
$item->getType(),
$table_options['group_' . $itemtype],
$item_column,
null,
$table_options
);
}
}
$table_options['group_None'] = $table->createGroup('Main', __('Other kind of items'));
self::getHTMLTableHeader(
$item->getType(),
$table_options['group_None'],
$item_column,
null,
$table_options
);
self::getHTMLTableCellsForItem(null, $item, null, $table_options);
if ($table->getNumberOfRows() > 0) {
$count = self::countForItem($item);
Html::printAjaxPager(self::getTypeName(Session::getPluralNumber()), $start, $count);
Session::initNavigateListItems(
__CLASS__,
//TRANS : %1$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()
)
);
$table->display(['display_title_for_each_group' => $order_by_itemtype,
'display_super_for_each_group' => false,
'display_tfoot' => false
]);
Html::printAjaxPager(self::getTypeName(Session::getPluralNumber()), $start, $count);
} else {
echo "<table class='tab_cadre_fixe'>";
echo "<tr><th>" . __('No IP address found') . "</th></tr>";
echo "</table>";
}
}
}
public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
{
switch ($item->getType()) {
case 'IPNetwork':
self::showForItem($item, $withtemplate);
break;
}
}
/**
* @param $item CommonDBTM object
**/
public static function countForItem(CommonDBTM $item)
{
global $DB;
switch ($item->getType()) {
case 'IPNetwork':
$result = $DB->request([
'COUNT' => 'cpt',
'FROM' => 'glpi_ipaddresses_ipnetworks',
'WHERE' => [
'ipnetworks_id' => $item->getID()
]
])->current();
return $result['cpt'];
}
}
/**
* @param $item CommonGLPI object
* @param $withtemplate (default 0)
*
* @return string
**/
public function getTabNameForItem(CommonGLPI $item, $withtemplate = 0)
{
if (
$item->getID()
&& $item->can($item->getField('id'), READ)
) {
$nb = 0;
if ($_SESSION['glpishow_count_on_tabs']) {
$nb = self::countForItem($item);
}
return self::createTabEntry(self::getTypeName(Session::getPluralNumber()), $nb);
}
return '';
}
//////////////////////////////////////////////////////////////////////////////
// IP address specific methods (check, transformation ...)
//////////////////////////////////////////////////////////////////////////////
/**
* Disable the address
**/
public function disableAddress()
{
$this->version = '';
$this->textual = '';
$this->binary = '';
}
/**
* \brief Fill an array from the the local address object
* Fill an array from the the local address object. Usefull for feeding $input variable for
* preparing input to alter database.
* If the field name is empty, then, the field is not set
* If the object is not valid, then, version = 0, textual = "" and binary = (0, 0, 0, 0)
*
* @param array $array the array to Fill
* @param string $versionField the name of the key inside $array that contains de IP version number
* @param string $textualField the name of the key inside $array that contains de textual version
* @param string $binaryField the name of the key inside $array that contains de binary.
* Each element of the array is post-fixed by _i, with i the index
*
* @return array the array altered
**/
public function setArrayFromAddress(array $array, $versionField, $textualField, $binaryField)
{
if (!empty($versionField)) {
$version = $this->getVersion();
if ($version !== false) {
$array[$versionField] = $version;
} else {
$array[$versionField] = "0";
}
}
if (!empty($textualField)) {
$textual = $this->getTextual();
if ($textual !== false) {
$array[$textualField] = $textual;
} else {
$array[$textualField] = "";
}
}
if (!empty($binaryField)) {
$binary = $this->getBinary();
for ($i = 0; $i < 4; ++$i) {
if ($binary !== false) {
$array[$binaryField . "_" . $i] = $binary[$i];
} else {
$array[$binaryField . "_" . $i] = '0';
}
}
}
return $array;
}
/**
* \brief Fill the local address object from an array
* Fill the local address object from an array. Usefull for reading $input
*
* @param array $array the array to Fill
* @param string $versionField the name of the key inside $array that contains de IP version number
* @param string $textualField the name of the key inside $array that contains de textual version
* @param string $binaryField the name of the key inside $array that contains de binary.
* Each element of the array is post-fixed by _i, with i the index
*
* If the field name is empty, then, the field is not set
*
* @return true is succeffully defined
**/
public function setAddressFromArray(array $array, $versionField, $textualField, $binaryField)
{
// First, we empty the fields to notify that this address is not valid
$this->disableAddress();
if (!isset($array[$versionField])) {
return false;
}
if (!isset($array[$textualField])) {
return false;
}
if (
(!isset($array[$binaryField . "_0"]) || !is_numeric($array[$binaryField . "_0"]))
|| (!isset($array[$binaryField . "_1"]) || !is_numeric($array[$binaryField . "_0"]))
|| (!isset($array[$binaryField . "_2"]) || !is_numeric($array[$binaryField . "_0"]))
|| (!isset($array[$binaryField . "_3"]) || !is_numeric($array[$binaryField . "_0"]))
) {
return false;
}
$this->version = $array[$versionField];
$this->textual = $array[$textualField];
$this->binary = [];
$this->binary[0] = ($array[$binaryField . "_0"] + 0);
$this->binary[1] = ($array[$binaryField . "_1"] + 0);
$this->binary[2] = ($array[$binaryField . "_2"] + 0);
$this->binary[3] = ($array[$binaryField . "_3"] + 0);
return true;
}
/**
* Check address validity
**/
public function is_valid()
{
return (($this->version != '') && ($this->textual != '') && ($this->binary != ''));
}
public function getVersion()
{
if ($this->version != '') {
return $this->version;
}
return false;
}
public function is_ipv4()
{
return ($this->getVersion() == 4);
}
public function is_ipv6()
{
return ($this->getVersion() == 6);
}
public function getTextual()
{
if ($this->textual != '') {
return $this->textual;
}
return false;
}
public function getBinary()
{
if ($this->binary != '') {
return $this->binary;
}
return false;
}
/**
* Transform an IPv4 address to IPv6
*
* @param integer|integer[] $address (bytes[4] or bytes) the address to transform.
*
* @return integer[]|false IPv6 mapped address
**/
public static function getIPv4ToIPv6Address($address)
{
if (is_numeric($address)) {
return [0, 0, 0xffff, $address];
}
if ((is_array($address)) && (count($address) == 4)) {
return self::getIPv4ToIPv6Address($address[3]);
}
return false;
}
/**
* Check an address to see if it is IPv4 mapped to IPv6 address
*
* @param integer[] $address (bytes[4]) the address to check
*
* @return true if the address is IPv4 mapped to IPv6
**/
public static function isIPv4MappedToIPv6Address($address)
{
if (is_array($address) && (count($address) == 4)) {
if (($address[0] == 0) && ($address[1] == 0) && ($address[2] == 0xffff)) {
return true;
}
return false;
}
return false;
}
/**
* Replace textual representation by its canonical form.
*
* @return void
**/
public function canonicalizeTextual()
{
$this->setAddressFromBinary($this->getBinary());
}
/**
* \brief define an address from a string
* Convert a textual address (string) to binary one. Opposite function that
* setAddressFromBinary(). If item is valid ($itemtype not empty and $items_id > 0) then first
* try to find it inside the database and load it from database.
* \warning The resulting binary form is created inside the current object
*
* @param string $address textual (ie. human readable) address
* @param string $itemtype type of the item this address has to be attached (default '')
* @param integer $items_id id of the item this address has to be attached (default -1)
*
* @return true if the address is valid.
**/
public function setAddressFromString($address, $itemtype = "", $items_id = -1)
{
global $DB;
$this->disableAddress();
if (!is_string($address)) {
return false;
}
$address = trim($address);
if (empty($address)) {
return false;
}
if (
!empty($itemtype)
&& ($items_id > 0)
) {
$iterator = $DB->request([
'SELECT' => 'id',
'FROM' => $this->getTable(),
'WHERE' => [
'items_id' => $items_id,
'itemtype' => $itemtype,
'name' => $address
]
]);
if (count($iterator) == 1) {
$line = $iterator->current();
if ($this->getFromDB($line["id"])) {
return true;
}
}
}
//if it IPV4 dotted-quoad format ::ffff:192.168.1.1
//remove ::ffff: to manage only IPV4 part
//keep in memory that have a special format
$this->isDottedQuoadFormat = false;
if (preg_match("/^::ffff:(?:[0-9]{1,3}\.){3}[0-9]{1,3}$/", $address, $regs)) {
$address = substr($address, 7);
$this->isDottedQuoadFormat = true;
}
unset($binary);
$singletons = explode(".", $address);
// First, check to see if it is an IPv4 address
if (count($singletons) == 4) {
$binary = 0;
foreach ($singletons as $singleton) {
if (!is_numeric($singleton)) {
return false;
}
$singleton = intval($singleton);
if (($singleton < 0) || ($singleton > 255)) {
return false;
}
$binary *= 256;
$binary += intval($singleton);
}
$binary = self::getIPv4ToIPv6Address($binary);
}
// Else, it should be an IPv6 address
$singletons = explode(":", $address);
// Minimum IPv6 address is "::". So, we check that there is at least 3 singletons in the array
// And no more than 8 singletons
if ((count($singletons) >= 3) && (count($singletons) <= 8)) {
$empty_count = 0;
foreach ($singletons as $singleton) {
$singleton = trim($singleton);
// First, we check that each singleton is 4 hexadecimal !
if (!preg_match("/^[0-9A-Fa-f]{0,4}$/", $singleton, $regs)) {
return false;
}
if ($singleton === '') {
$empty_count++;
}
}
// EXTREMITY CHECKS :
// If it starts with colon : the second one must be empty too (ie.: :2001 is not valid)
$start_with_empty = ($singletons[0] === '');
if (($start_with_empty) && ($singletons[1] !== '')) {
return false;
}
// If it ends with colon : the previous one must be empty too (ie.: 2001: is not valid)
$end_with_empty = ($singletons[count($singletons) - 1] === '');
if (($end_with_empty) && ($singletons[count($singletons) - 2] !== '')) {
return false;
}
// END OF EXTREMITY CHECKS
// The number of empty singletons depends on the type of contraction
switch ($empty_count) {
case 0: // No empty singleton => no contraction at all
// Thus, its side must be 8 !
if (count($singletons) != 8) {
return false;
}
break;
case 1:
// One empty singleton : must be in the middle, otherwise EXTREMITY CHECKS
// would return false
break;
case 2: // If there is two empty singletons then it must be at the beginning or the end
if (!($start_with_empty xor $end_with_empty)) {
return false;
}
// Thus remove one of both empty singletons.
if ($start_with_empty) {
unset($singletons[0]);
} else { // $end_with_empty == true
unset($singletons[count($singletons) - 1]);
}
break;
case 3: // Only '::' allows three empty singletons ('::x::' = four empty singletons)
if (!($start_with_empty and $end_with_empty)) {
return false;
}
// Middle value must be '' otherwise EXTREMITY CHECKS returned an error
if (count($singletons) != 3) {
return false;
}
$singletons = [''];
break;
default:
return false;
}
// Here, we are sure that $singletons are valids and only contains 1 empty singleton that
// will be convert to as many '0' as necessary to reach 8 singletons
$numberEmpty = 9 - count($singletons); // = 8 - (count($singletons) - 1)
$epanded = [];
foreach ($singletons as $singleton) {
if ($singleton === '') {
$epanded = array_merge($epanded, array_fill(0, $numberEmpty, 0));
} else {
$epanded[] = hexdec($singleton);
}
}
$binary = [];
for ($i = 0; $i < 4; $i++) {
$binary[$i] = $epanded[2 * $i + 0] * 65536 + $epanded[2 * $i + 1];
}
}
// $binary is an array that is only defined for IPv4 or IPv6 address
if (isset($binary)) {
// Calling setAddressFromBinary is usefull to recheck one more time inside
// glpi_ipaddresses table and to make canonical textual version
return $this->setAddressFromBinary($binary, $itemtype, $items_id);
}
// Else, it is not IPv4 nor IPv6 address
return false;
}
/**
* \brief define an address from a binary
* Convert a binary address (bytes[4]) to textual one. Opposite function that
* setAddressFromString(). If item is valid ($itemtype not empty and $items_id > 0) then first
* try to find it inside the database and load it from database. textual version is condensed
* one (ie : 2001:db8:0:85a3\::ac1f:8001 rather than 2001:0db8:0000:85a3:0000:0000:ac1f:8001)
* \warning The resulting binary form is created inside the current object
*
* @param integer[] $address (bytes[4]) binary (ie. SQL requests) address
* @param string $itemtype type of the item this address has to be attached (default '')
* @param integer $items_id id of the item this address has to be attached (default -1)
*
* @return true if the address is valid.
**/
public function setAddressFromBinary($address, $itemtype = "", $items_id = -1)
{
global $DB;
$this->disableAddress();
if ((!is_array($address)) || (count($address) != 4)) {
return false;
}
if (
!empty($itemtype)
&& ($items_id > 0)
) {
$where = [
'itemtype' => $itemtype,
'items_id' => $items_id
];
for ($i = 0; $i < 4; ++$i) {
$where["binary_$i"] = $address[$i];
}
$iterator = $DB->request([
'SELECT' => 'id',
'FROM' => $this->getTable(),
'WHERE' => $where
]);
if (count($iterator) == 1) {
$line = $iterator->current();
if ($this->getFromDB($line["id"])) {
return true;
}
}
}
$binary = [];
$textual = [];
$currentNull = "";
foreach ($address as $singleton) {
if (!is_numeric($singleton)) {
return false;
}
$singleton = (int)$singleton;
$binary[] = $singleton;
$singleton = str_pad(dechex($singleton), 8, "0", STR_PAD_LEFT);
$elt = ltrim(substr($singleton, 0, 4), "0");
if (empty($elt)) {
$textual[] = "0";
$currentNull .= "1";
} else {
$currentNull .= "0";
$textual[] = $elt;
}
$elt = ltrim(substr($singleton, 4, 4), "0");
if (empty($elt)) {
$textual[] = "0";
$currentNull .= "1";
} else {
$currentNull .= "0";
$textual[] = $elt;
}
}
if (isset($binary) && (count($binary) == 4)) {
if (self::isIPv4MappedToIPv6Address($binary)) {
$this->version = 4;
} else {
$this->version = 6;
}
} else {
return false;
}
$this->binary = $binary;
if ($this->getVersion() == 4) {
$hexValue = str_pad($textual[6], 4, "0", STR_PAD_LEFT) . str_pad(
$textual[7],
4,
"0",
STR_PAD_LEFT
);
$textual = [];
for ($i = 0; $i < 4; $i++) {
$textual[] = hexdec($hexValue[2 * $i + 0] . $hexValue[2 * $i + 1]);
}
$textual = implode('.', $textual);
} else {
foreach (["11111111", "1111111", "111111", "11111", "1111", "111", "11"] as $elt) {
$pos = strpos($currentNull, $elt);
if ($pos !== false) {
$first = array_slice($textual, 0, $pos);
if (count($first) == 0) {
$first = [""];
}
$second = array_slice($textual, $pos + strlen($elt));
if (count($second) == 0) {
$second = [""];
}
$textual = array_merge($first, [""], $second);
break;
}
}
$textual = implode(':', $textual);
}
$prefix = "";
//If it a special format, add prefix previsouly removed (to manage IPV4 part)
if ($this->isDottedQuoadFormat) {
$prefix = "::ffff:";
}
$this->textual = $prefix . $textual;
return true;
}
/**
* \brief add value to the address for iterator on addresses
*
* @param integer[] $address (in and out) the address to increment or decrement
* @param integer $value the value to add or remove. Must be betwwen -0xffffffff and +0xffffffff
*
* @return true if the increment is valid
**/
public static function addValueToAddress(&$address, $value)
{
if (
!is_array($address)
|| (count($address) != 4)
|| !is_numeric($value)
|| ($value < -0xffffffff)
|| ($value > 0xffffffff)
) {
return false;
}
for ($i = 3; $i >= 0; --$i) {
$address[$i] += $value;
if ($address[$i] < 0) {
$address[$i] += (0x80000000 * 2);
$value = -1; // For next value for right to left ...
} else if ($address[$i] > 0xffffffff) {
$address[$i] -= (0x80000000 * 2);
$value = 1; // For next value for right to left ...
} else {
break;
}
}
return true;
}
/**
* \brief get absolute value of an integer
* Convert a negative integer to positiv float. That is usefull as integer, in PHP are signed 32
* bits values. As such, they are limited from +2 147 483 647 to ???2 147 483 648. Thus, when
* working on integer with bit-wise boolean operations (&, |, ^, ~), the sign of the operand
* remain inside the result. That make problem as IP address are only positiv ones.
*
* @param integer $value the integer that we want the absolute value
*
* @return float value that is the absolute of $value
*
**/
public static function convertNegativeIntegerToPositiveFloat($value)
{
if (intval($value) && ($value < 0)) {
$value = floatval($value) + floatval(0x80000000 * 2);
}
return $value;
}
/**
* Search IP Addresses
*
* @param string $IPaddress the address to search
*
* @return array each value of the array (corresponding to one IPAddress) is an array of the
* items from the master item to the IPAddress
**/
public static function getItemsByIPAddress($IPaddress)
{
global $DB;
// We must resolv binary address :
// 1??) we don't know if the IP address is valid
// 2??) we don't know its version
// 3??) binary request is more efficient than textual one (polymorphism of IPv6 addresses)
$address = new self();
if (!$address->setAddressFromString($IPaddress)) {
return [];
}
$criteria = [
'SELECT' => 'gip.id',
'FROM' => 'glpi_ipaddresses AS gip',
'WHERE' => ['gip.version' => $address->version]
];
$startIndex = (($address->version == 4) ? 3 : 1);
$binaryIP = $address->getBinary();
for ($i = $startIndex; $i < 4; ++$i) {
$criteria['WHERE']["gip.binary_$i"] = $binaryIP[$i];
}
$iterator = $DB->request($criteria);
$addressesWithItems = [];
foreach ($iterator as $result) {
if ($address->getFromDB($result['id'])) {
$addressesWithItems[] = array_merge(
array_reverse($address->recursivelyGetItems()),
[clone $address]
);
}
}
return $addressesWithItems;
}
/**
* Get an Object ID by its IP address (only if one result is found in the entity)
*
* @param string $value the ip address
* @param integer $entity the entity to look for
*
* @return array containing the object ID
* or an empty array is no value of serverals ID where found
**/
public static function getUniqueItemByIPAddress($value, $entity)
{
$addressesWithItems = self::getItemsByIPAddress($value);
// Filter : Do not keep ip not linked to asset
if (count($addressesWithItems)) {
foreach ($addressesWithItems as $key => $tab) {
if (
isset($tab[0])
&& (($tab[0] instanceof NetworkName)
|| ($tab[0] instanceof IPAddress)
|| ($tab[0] instanceof NetworkPort)
|| $tab[0]->isDeleted()
|| $tab[0]->isTemplate()
|| ($tab[0]->getEntityID() != $entity))
) {
unset($addressesWithItems[$key]);
}
}
}
if (count($addressesWithItems)) {
// Get the first item that is matching entity
foreach ($addressesWithItems as $items) {
foreach ($items as $item) {
if ($item->getEntityID() == $entity) {
$result = ["id" => $item->getID(),
"itemtype" => $item->getType()
];
unset($addressesWithItems);
return $result;
}
}
}
}
return [];
}
/**
* Check if two addresses are equals
*
* @param IPAddress|string|integer[] $ipaddress the ip address to check with this
*
* @return boolean true if and only if both addresses are binary equals.
**/
public function equals($ipaddress)
{
// To normalise the address, just make new one
$ipaddress = new self($ipaddress);
if (
!is_array($this->binary)
|| (count($this->binary) != 4)
|| (count($ipaddress->binary) != 4)
|| ($this->version != $ipaddress->version)
) {
return false;
}
for ($index = 0; $index < 4; $index++) {
if ($this->binary[$index] != $ipaddress->binary[$index]) {
return false;
}
}
return true;
}
/**
* @param $itemtype
* @param $base HTMLTableBase object
* @param $super HTMLTableSuperHeader object (default NULL)
* @param $father HTMLTableHeader object (default NULL)
* @param $options array
**/
public static function getHTMLTableHeader(
$itemtype,
HTMLTableBase $base,
HTMLTableSuperHeader $super = null,
HTMLTableHeader $father = null,
array $options = []
) {
$column_name = __CLASS__;
$content = self::getTypeName();
if ($itemtype == 'IPNetwork') {
$base->addHeader('Item', _n('Item', 'Items', 1), $super, $father);
$base->addHeader('NetworkPort', NetworkPort::getTypeName(0), $super, $father);
$base->addHeader('NetworkName', NetworkName::getTypeName(1), $super, $father);
$base->addHeader('Entity', Entity::getTypeName(1), $super, $father);
} else {
if (isset($options['dont_display'][$column_name])) {
return;
}
if (isset($options['column_links'][$column_name])) {
$content = "<a href='" . $options['column_links'][$column_name] . "'>$content</a>";
}
$father = $base->addHeader($column_name, $content, $super, $father);
if (isset($options['display_isDynamic']) && ($options['display_isDynamic'])) {
$father = $base->addHeader(
$column_name . '_dynamic',
__('Automatic inventory'),
$super,
$father
);
}
IPNetwork::getHTMLTableHeader(__CLASS__, $base, $super, $father, $options);
}
}
/**
* @param $row HTMLTableRow object (default NULL)
* @param $item CommonDBTM object (default NULL)
* @param $father HTMLTableCell object (default NULL)
* @param $options array
**/
public static function getHTMLTableCellsForItem(
HTMLTableRow $row = null,
CommonDBTM $item = null,
HTMLTableCell $father = null,
array $options = []
) {
global $DB, $CFG_GLPI;
if (
($item !== null)
&& ($item->getType() == 'IPNetwork')
) {
$queries = [];
$main_criteria = [
'SELECT' => [
'ADDR.binary_0 AS binary_0',
'ADDR.binary_1 AS binary_1',
'ADDR.binary_2 AS binary_2',
'ADDR.binary_3 AS binary_3',
'ADDR.name AS ip',
'ADDR.id AS id',
'ADDR.itemtype AS addr_item_type',
'ADDR.items_id AS addr_item_id',
'glpi_entities.completename AS entity',
],
'FROM' => 'glpi_ipaddresses_ipnetworks AS LINK',
'INNER JOIN' => [
'glpi_ipaddresses AS ADDR' => [
'ON' => [
'ADDR' => 'id',
'LINK' => 'ipaddresses_id', [
'AND' => [
'ADDR.itemtype' => 'NetworkName',
'ADDR.is_deleted' => 0
]
]
]
]
],
'LEFT JOIN' => [
'glpi_entities' => [
'ON' => [
'ADDR' => 'entities_id',
'glpi_entities' => 'id'
]
]
],
'WHERE' => [
'LINK.ipnetworks_id' => $item->getID(),
]
];
foreach ($CFG_GLPI["networkport_types"] as $itemtype) {
$table = getTableForItemType($itemtype);
$criteria = $main_criteria;
$criteria['SELECT'] = array_merge($criteria['SELECT'], [
'NAME.id AS name_id',
'PORT.id AS port_id',
'ITEM.id AS item_id',
new \QueryExpression("'$itemtype' AS " . $DB->quoteName('item_type'))
]);
$criteria['INNER JOIN'] = $criteria['INNER JOIN'] + [
'glpi_networknames AS NAME' => [
'ON' => [
'NAME' => 'id',
'ADDR' => 'items_id', [
'AND' => [
'NAME.itemtype' => 'NetworkPort'
]
]
]
],
'glpi_networkports AS PORT' => [
'ON' => [
'NAME' => 'items_id',
'PORT' => 'id', [
'AND' => [
'PORT.itemtype' => $itemtype
]
]
]
],
"$table AS ITEM" => [
'ON' => [
'ITEM' => 'id',
'PORT' => 'items_id'
]
]
];
$queries[] = $criteria;
}
$criteria = $main_criteria;
$criteria['SELECT'] = array_merge($criteria['SELECT'], [
'NAME.id AS name_id',
'PORT.id AS port_id',
new \QueryExpression('NULL AS ' . $DB->quoteName('item_id')),
new \QueryExpression("NULL AS " . $DB->quoteName('item_type')),
]);
$criteria['INNER JOIN'] = $criteria['INNER JOIN'] + [
'glpi_networknames AS NAME' => [
'ON' => [
'NAME' => 'id',
'ADDR' => 'items_id', [
'AND' => [
'NAME.itemtype' => 'NetworkPort'
]
]
]
],
'glpi_networkports AS PORT' => [
'ON' => [
'NAME' => 'items_id',
'PORT' => 'id', [
'AND' => [
'NOT' => [
'PORT.itemtype' => $CFG_GLPI['networkport_types']
]
]
]
]
]
];
$queries[] = $criteria;
$criteria = $main_criteria;
$criteria['SELECT'] = array_merge($criteria['SELECT'], [
'NAME.id AS name_id',
new \QueryExpression("NULL AS " . $DB->quoteName('port_id')),
new \QueryExpression('NULL AS ' . $DB->quoteName('item_id')),
new \QueryExpression("NULL AS " . $DB->quoteName('item_type'))
]);
$criteria['INNER JOIN'] = $criteria['INNER JOIN'] + [
'glpi_networknames AS NAME' => [
'ON' => [
'NAME' => 'id',
'ADDR' => 'items_id', [
'AND' => [
'NAME.itemtype' => ['!=', 'NetworkPort']
]
]
]
]
];
$queries[] = $criteria;
$criteria = $main_criteria;
$criteria['SELECT'] = array_merge($criteria['SELECT'], [
new \QueryExpression("NULL AS name_id"),
new \QueryExpression("NULL AS port_id"),
new \QueryExpression('NULL AS item_id'),
new \QueryExpression("NULL AS item_type")
]);
$criteria['INNER JOIN']['glpi_ipaddresses AS ADDR']['ON'][0]['AND']['ADDR.itemtype'] = ['!=', 'NetworkName'];
$queries[] = $criteria;
$union = new \QueryUnion($queries);
$criteria = [
'FROM' => $union,
];
if (
($options['order'] == 'ip')
|| ($options['order'] == 'itemtype')
) {
$criteria['ORDERBY'] = [
'binary_0',
'binary_1',
'binary_2',
'binary_3'
];
}
if (isset($options['SQL_options'])) {
$criteria = array_merge($criteria, $options['SQL_options']);
}
$iterator = $DB->request($criteria);
$canedit = (isset($options['canedit']) && $options['canedit']);
$options['createRow'] = false;
$address = new self();
$ipaddress = new self();
$networkname = new NetworkName();
$networkport = new NetworkPort();
$item = null;
foreach ($iterator as $line) {
unset($row);
if (
($options['order'] == 'itemtype')
&& !empty($line['item_type'])
) {
$row = $options['group_' . $line['item_type']]->createRow();
}
if (!isset($row)) {
$row = $options['group_None']->createRow();
}
$ip_header = $row->getGroup()->getSuperHeaderByName('IP Address');
$item_header = $row->getGroup()->getHeaderByName('Item', 'Item');
$port_header = $row->getGroup()->getHeaderByName('Item', 'NetworkPort');
$name_header = $row->getGroup()->getHeaderByName('Item', 'NetworkName');
$entity_header = $row->getGroup()->getHeaderByName('Item', 'Entity');
$row->addCell($ip_header, $line['ip'], $father);
if (!empty($line['name_id'])) {
$networkname->getFromDB($line['name_id']);
$row->addCell($name_header, $networkname->getLink(), $father);
if (!empty($line['port_id'])) {
$networkport->getFromDB($line['port_id']);
$row->addCell($port_header, $networkport->getLink(), $father);
if ((!empty($line['item_id'])) && (!empty($line['item_type']))) {
$itemtype = $line['item_type'];
$item = new $itemtype();
$item->getFromDB($line['item_id']);
$row->addCell($item_header, $item->getLink(), $father);
}
}
$row->addCell($entity_header, $line['entity'], $father);
} else if ((!empty($line['addr_item_id'])) && (!empty($line['addr_item_type']))) {
$itemtype = $line['addr_item_type'];
$item = new $itemtype();
$item->getFromDB($line['addr_item_id']);
if ($item instanceof CommonDBChild) {
$items = $item->recursivelyGetItems();
$elements = [$item->getLink()];
foreach ($items as $item_) {
$elements[] = $item_->getLink();
}
$row->addCell($item_header, implode(' > ', $elements), $father);
} else {
$row->addCell($item_header, $item->getLink(), $father);
}
$row->addCell($entity_header, $line['entity'], $father);
}
}
} else {
if (isset($options['dont_display']['IPAddress'])) {
return;
}
$header = $row->getGroup()->getHeaderByName('Internet', __CLASS__);
if (!$header) {
return;
}
if (empty($item)) {
if (empty($father)) {
return;
}
$item = $father->getItem();
}
$iterator = $DB->request([
'SELECT' => 'id',
'FROM' => self::getTable(),
'WHERE' => [
'items_id' => $item->getID(),
'itemtype' => $item->getType(),
'is_deleted' => 0
]
]);
$canedit = (isset($options['canedit']) && $options['canedit']);
$createRow = (isset($options['createRow']) && $options['createRow']);
$options['createRow'] = false;
$address = new self();
foreach ($iterator as $ipaddress) {
if ($address->getFromDB($ipaddress['id'])) {
if ($createRow) {
$row = $row->createRow();
}
$content = $address->fields['name'];
$this_cell = $row->addCell($header, $content, $father);
if (isset($options['display_isDynamic']) && ($options['display_isDynamic'])) {
$dyn_header = $row->getGroup()->getHeaderByName('Internet', __CLASS__ . '_dynamic');
$this_cell = $row->addCell(
$dyn_header,
Dropdown::getYesNo($address->fields['is_dynamic']),
$this_cell
);
}
IPNetwork::getHTMLTableCellsForItem($row, $address, $this_cell, $options);
}
}
}
}
}