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Merge pull request #679 from pquerner/#564

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Allow CIDR and Netmask in mysql_host_access; fixes #564
This commit is contained in:
Michael Kaufmann
2019-10-30 10:40:26 +01:00
committed by GitHub
parent 44bf211ab5 5c11eecbd7
commit ef6254b307
7 changed files with 121 additions and 37 deletions
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4
lib/Froxlor/Api/Commands/IpsAndPorts.php
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@@ -135,7 +135,7 @@ class IpsAndPorts extends \Froxlor\Api\ApiCommand implements \Froxlor\Api\Resour
{
if ($this->isAdmin() && $this->getUserDetail('change_serversettings')) {
$ip = \Froxlor\Validate\Validate::validate_ip2($this->getParam('ip'), false, 'invalidip', false, false, false, true);
$ip = \Froxlor\Validate\Validate::validate_ip2($this->getParam('ip'), false, 'invalidip', false, false, false, false, true);
$port = \Froxlor\Validate\Validate::validate($this->getParam('port', true, 80), 'port', '/^(([1-9])|([1-9][0-9])|([1-9][0-9][0-9])|([1-9][0-9][0-9][0-9])|([1-5][0-9][0-9][0-9][0-9])|(6[0-4][0-9][0-9][0-9])|(65[0-4][0-9][0-9])|(655[0-2][0-9])|(6553[0-5]))$/Di', array(
'stringisempty',
'myport'
@@ -332,7 +332,7 @@ class IpsAndPorts extends \Froxlor\Api\ApiCommand implements \Froxlor\Api\Resour
'id' => $id
));
$ip = \Froxlor\Validate\Validate::validate_ip2($this->getParam('ip', true, $result['ip']), false, 'invalidip', false, false, false, true);
$ip = \Froxlor\Validate\Validate::validate_ip2($this->getParam('ip', true, $result['ip']), false, 'invalidip', false, false, false, false, true);
$port = \Froxlor\Validate\Validate::validate($this->getParam('port', true, $result['port']), 'port', '/^(([1-9])|([1-9][0-9])|([1-9][0-9][0-9])|([1-9][0-9][0-9][0-9])|([1-5][0-9][0-9][0-9][0-9])|(6[0-4][0-9][0-9][0-9])|(65[0-4][0-9][0-9])|(655[0-2][0-9])|(6553[0-5]))$/Di', array(
'stringisempty',
'myport'

22
lib/Froxlor/Settings/Store.php
View File

@@ -252,6 +252,28 @@ class Store
public static function storeSettingMysqlAccessHost($fieldname, $fielddata, $newfieldvalue)
{
$ips = $newfieldvalue;
//Convert cidr to netmask for mysql, if needed be
if(strpos($ips, ',') !== false) {
$ips = explode(',', $ips);
}
if(is_array($ips) && count($ips) > 0) {
$newfieldvalue = [];
foreach ($ips as $ip) {
$org_ip = $ip;
$ip_cidr = explode("/", $ip);
if (count($ip_cidr) === 2) {
$ip = $ip_cidr[0];
if (strlen($ip_cidr[1]) <= 2) {
$ip_cidr[1] = \Froxlor\Validate\Validate::cidr2NetmaskAddr($org_ip);
}
$newfieldvalue[] = $ip . '/' . $ip_cidr[1];
} else {
$newfieldvalue[] = $org_ip;
}
}
$newfieldvalue = implode(',', $newfieldvalue);
}
$returnvalue = self::storeSettingField($fieldname, $fielddata, $newfieldvalue);
if ($returnvalue !== false && is_array($fielddata) && isset($fielddata['settinggroup']) && $fielddata['settinggroup'] == 'system' && isset($fielddata['varname']) && $fielddata['varname'] == 'mysql_access_host') {

3
lib/Froxlor/Validate/Check.php
View File

@@ -77,8 +77,7 @@ class Check
$mysql_access_host_array = array_map('trim', explode(',', $newfieldvalue));
foreach ($mysql_access_host_array as $host_entry) {
if (Validate::validate_ip2($host_entry, true, 'invalidip', true, true) == false && Validate::validateDomain($host_entry) == false && Validate::validateLocalHostname($host_entry) == false && $host_entry != '%') {
if (Validate::validate_ip2($host_entry, true, 'invalidip', true, true, true, true, false) == false && Validate::validateDomain($host_entry) == false && Validate::validateLocalHostname($host_entry) == false && $host_entry != '%') {
return array(
self::FORMFIELDS_PLAUSIBILITY_CHECK_ERROR,
'invalidmysqlhost',

50
lib/Froxlor/Validate/Validate.php
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@@ -62,6 +62,37 @@ class Validate
\Froxlor\UI\Response::standard_error($lng, $fieldname, $throw_exception);
}
/**
* Converts CIDR to a netmask address
*
* @thx to https://stackoverflow.com/a/5711080/3020926
* @param string $cidr
*
* @return string
*/
public static function cidr2NetmaskAddr ($cidr) {
$ta = substr ($cidr, strpos ($cidr, '/') + 1) * 1;
$netmask = str_split (str_pad (str_pad ('', $ta, '1'), 32, '0'), 8);
foreach ($netmask as &$element) {
$element = bindec ($element);
}
return implode ('.', $netmask);
}
/**
* Checks if an $address (IP) is IPv6
*
* @param $address
*
* @return bool
*/
public static function is_ipv6($address) {
return filter_var($address, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6);
}
/**
* Checks whether it is a valid ip
*
@@ -77,17 +108,32 @@ class Validate
* whether to allow private network addresses
* @param bool $allow_cidr
* whether to allow CIDR values e.g. 10.10.10.10/16
* @param bool $cidr_as_netmask
* whether to format CIDR nodation to netmask notation
*
* @param bool $throw_exception
* whether to throw an exception on failure
*
* @return string|bool ip address on success, false on failure
*/
public static function validate_ip2($ip, $return_bool = false, $lng = 'invalidip', $allow_localhost = false, $allow_priv = false, $allow_cidr = false, $throw_exception = false)
public static function validate_ip2($ip, $return_bool = false, $lng = 'invalidip', $allow_localhost = false, $allow_priv = false, $allow_cidr = false, $cidr_as_netmask = false, $throw_exception = false)
{
$cidr = "";
if ($allow_cidr) {
$org_ip = $ip;
$ip_cidr = explode("/", $ip);
if (count($ip_cidr) == 2) {
if (count($ip_cidr) === 2) {
if(strlen($ip_cidr[1]) <= 2 && in_array((int)$ip_cidr[1], array_values(range(1, 32)), TRUE) === false) {
\Froxlor\UI\Response::standard_error($lng, $ip, $throw_exception);
}
if ($cidr_as_netmask && self::is_ipv6($ip_cidr[0])) {
//MySQL does not handle CIDR of IPv6 addresses, return error
\Froxlor\UI\Response::standard_error($lng, $ip, $throw_exception);
}
$ip = $ip_cidr[0];
if ($cidr_as_netmask && strlen($ip_cidr[1]) <= 2) {
$ip_cidr[1] = self::cidr2NetmaskAddr($org_ip);
}
$cidr = "/" . $ip_cidr[1];
} else {
$ip = $org_ip;

2
lng/english.lng.php
View File

@@ -569,7 +569,7 @@ $lng['serversettings']['apacheconf_htpasswddir']['description'] = 'Where should
$lng['error']['formtokencompromised'] = 'The request seems to be compromised. For security reasons you were logged out.';
$lng['serversettings']['mysql_access_host']['title'] = 'MySQL-Access-Hosts';
$lng['serversettings']['mysql_access_host']['description'] = 'A comma separated list of hosts from which users should be allowed to connect to the MySQL-Server.';
$lng['serversettings']['mysql_access_host']['description'] = 'A comma separated list of hosts from which users should be allowed to connect to the MySQL-Server. To allow a subnet the netmask or cidr syntax is valid.';
// ADDED IN 1.2.18-svn1

2
lng/german.lng.php
View File

@@ -564,7 +564,7 @@ $lng['serversettings']['apacheconf_htpasswddir']['description'] = 'Wo sollen die
$lng['error']['formtokencompromised'] = 'Das Formular scheint manipuliert worden zu sein. Aus Sicherheitsgründen wurden Sie ausgelogged.';
$lng['serversettings']['mysql_access_host']['title'] = 'MySQL-Access-Hosts';
$lng['serversettings']['mysql_access_host']['description'] = 'Eine durch Komma getrennte Liste mit den Hostnamen aller Hostnames/IP-Adressen, von denen sich die Benutzer einloggen dürfen.';
$lng['serversettings']['mysql_access_host']['description'] = 'Eine durch Komma getrennte Liste mit den Hostnamen aller Hostnames/IP-Adressen, von denen sich die Benutzer einloggen dürfen. Um ein Subnetz zu erlauben ist die Netzmaske oder CIDR Syntax erlaubt.';
// ADDED IN 1.2.18-svn1

33
tests/Froxlor/ValidateTest.php
View File

@@ -50,7 +50,7 @@ class ValidateTest extends TestCase
public function testValidateIp()
{
$result = Validate::validate_ip2("12.34.56.78", false, 'invalidip', false, false, false, true);
$result = Validate::validate_ip2("12.34.56.78", false, 'invalidip', false, false, false, false, true);
$this->assertEquals("12.34.56.78", $result);
}
@@ -58,12 +58,12 @@ class ValidateTest extends TestCase
{
$this->expectException("Exception");
$this->expectExceptionCode(400);
Validate::validate_ip2("10.0.0.1", false, 'invalidip', false, false, false, true);
Validate::validate_ip2("10.0.0.1", false, 'invalidip', false, false, false, false, true);
}
public function testValidateIpPrivNotAllowedBool()
{
$result = Validate::validate_ip2("10.0.0.1", true, 'invalidip', false, false, false, true);
$result = Validate::validate_ip2("10.0.0.1", true, 'invalidip', false, false, false, false, true);
$this->assertFalse($result);
}
@@ -71,32 +71,49 @@ class ValidateTest extends TestCase
{
$this->expectException("Exception");
$this->expectExceptionCode(400);
Validate::validate_ip2("12.34.56.78/24", false, 'invalidip', false, false, false, true);
Validate::validate_ip2("12.34.56.78/24", false, 'invalidip', false, false, false, false, true);
}
public function testValidateIpCidrNotAllowedBool()
{
$result = Validate::validate_ip2("12.34.56.78/24", true, 'invalidip', false, false, false, true);
$result = Validate::validate_ip2("12.34.56.78/24", true, 'invalidip', false, false, false, false, true);
$this->assertFalse($result);
}
public function testValidateIpCidr()
{
$result = Validate::validate_ip2("12.34.56.78/24", false, 'invalidip', false, false, true, true);
$result = Validate::validate_ip2("12.34.56.78/24", false, 'invalidip', false, false, true, false, true);
$this->assertEquals("12.34.56.78/24", $result);
}
public function testValidateIpv6Disallowed()
{
$this->expectException("Exception");
$this->expectExceptionCode(400);
Validate::validate_ip2("2620:0:2d0:200::7/32", false, 'invalidip', false, false, true, true, true);
}
public function testValidateIpLocalhostAllowed()
{
$result = Validate::validate_ip2("127.0.0.1/32", false, 'invalidip', true, false, true, true);
$result = Validate::validate_ip2("127.0.0.1/32", false, 'invalidip', true, false, true, false, true);
$this->assertEquals("127.0.0.1/32", $result);
}
public function testValidateCidrNoationToNetmaskNotationIPv4()
{
$result = Validate::validate_ip2("1.1.1.1/4", false, 'invalidip', true, false, true, true, true);
$this->assertEquals("1.1.1.1/240.0.0.0", $result);
$result = Validate::validate_ip2("8.8.8.8/18", false, 'invalidip', true, false, true, true, true);
$this->assertEquals("8.8.8.8/255.255.192.0", $result);
$result = Validate::validate_ip2("8.8.8.8/1", false, 'invalidip', true, false, true, true, true);
$this->assertEquals("8.8.8.8/128.0.0.0", $result);
}
public function testValidateIpLocalhostAllowedWrongIp()
{
$this->expectException("Exception");
$this->expectExceptionCode(400);
Validate::validate_ip2("127.0.0.2", false, 'invalidip', true, false, false, true);
Validate::validate_ip2("127.0.0.2", false, 'invalidip', true, false, false, false, true);
}
public function testValidateUrl()