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if we can not store failed login attempts in database, store it in cache

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This commit is contained in:
Ralf Becker 2018-02-28 18:00:17 +01:00
parent e4a5d599a2
commit 4ada67ee81
1 changed files with 24 additions and 1 deletions
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25
api/src/Session.php
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@ -670,6 +670,12 @@ class Session
*/
const ACCESS_LOG_TABLE = 'egw_access_log';
/**
* Prefix used to log unsucessful login attempts in cache, if DB is unavailable
*/
const FALSE_IP_CACHE_PREFIX = 'false_ip-';
const FALSE_ID_CACHE_PREFIX = 'false_id-';
/**
* Write or update (for logout) the access_log
*
@ -697,6 +703,18 @@ class Session
),false,__LINE__,__FILE__);
$ret = $GLOBALS['egw']->db->get_last_insert_id(self::ACCESS_LOG_TABLE,'sessionid');
// if we can not store failed login attempts in database, store it in cache
if (!$ret && !$account_id)
{
Cache::setInstance(__CLASS__, self::FALSE_IP_CACHE_PREFIX.$user_ip,
1+Cache::getInstance(__CLASS__, self::FALSE_IP_CACHE_PREFIX.$user_ip),
$GLOBALS['egw_info']['server']['block_time'] * 60);
Cache::setInstance(__CLASS__, self::FALSE_ID_CACHE_PREFIX.$login,
1+Cache::getInstance(__CLASS__, self::FALSE_ID_CACHE_PREFIX.$login),
$GLOBALS['egw_info']['server']['block_time'] * 60);
}
}
else
{
@ -768,6 +786,11 @@ class Session
{
${$row['name']} += $row['num'];
}
// check cache too, in case DB is readonly
$false_ip += Cache::getInstance(__CLASS__, self::FALSE_IP_CACHE_PREFIX.$ip);
$false_id += Cache::getInstance(__CLASS__, self::FALSE_ID_CACHE_PREFIX.$login);
$blocked = $false_ip > $GLOBALS['egw_info']['server']['num_unsuccessful_ip'] ||
$false_id > $GLOBALS['egw_info']['server']['num_unsuccessful_id'];
//error_log(__METHOD__."('$login', '$ip') false_ip=$false_ip, false_id=$false_id --> blocked=".array2string($blocked));
@ -787,7 +810,7 @@ class Session
}
$mailer->send();
}
catch(Exception $e) {
catch(\Exception $e) {
// ignore exception, but log it, to block the account and give a correct error-message to user
error_log(__METHOD__."('$login', '$ip') ".$e->getMessage());
}