From 1cd36267a19a2b0accda66827dbdc05ec5ec77be Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Mon, 01 Aug 2011 03:58:30 -0400
Subject: [PATCH] - Improved detection of folder rename possibility and its handling
---
program/include/rcube_session.php | 33 +++++++++++++++++++++------------
1 files changed, 21 insertions(+), 12 deletions(-)
diff --git a/program/include/rcube_session.php b/program/include/rcube_session.php
index e4d9a87..bface28 100644
--- a/program/include/rcube_session.php
+++ b/program/include/rcube_session.php
@@ -42,6 +42,7 @@
private $prev;
private $secret = '';
private $ip_check = false;
+ private $logging = false;
private $keep_alive = 0;
private $memcache;
@@ -53,24 +54,17 @@
$this->db = $db;
$this->start = microtime(true);
$this->ip = $_SERVER['REMOTE_ADDR'];
+ $this->logging = $config->get('log_session', false);
$lifetime = $config->get('session_lifetime', 1) * 60;
$this->set_lifetime($lifetime);
// use memcache backend
if ($config->get('session_storage', 'db') == 'memcache') {
- $this->memcache = new Memcache;
- $mc_available = 0;
- foreach ($config->get('memcache_hosts', array()) as $host) {
- list($host, $port) = explode(':', $host);
- if (!$port) $port = 11211;
- // add server and attempt to connect if not already done yet
- if ($this->memcache->addServer($host, $port) && !$mc_available)
- $mc_available += intval($this->memcache->connect($host, $port));
- }
+ $this->memcache = rcmail::get_instance()->get_memcache();
// set custom functions for PHP session management if memcache is available
- if ($mc_available) {
+ if ($this->memcache) {
session_set_save_handler(
array($this, 'open'),
array($this, 'close'),
@@ -573,12 +567,18 @@
$this->cookie = $_COOKIE[$this->cookiename];
$result = $this->ip_check ? $_SERVER['REMOTE_ADDR'] == $this->ip : true;
+ if (!$result)
+ $this->log("IP check failed for " . $this->key . "; expected " . $this->ip . "; got " . $_SERVER['REMOTE_ADDR']);
+
if ($result && $this->_mkcookie($this->now) != $this->cookie) {
// Check if using id from previous time slot
- if ($this->_mkcookie($this->prev) == $this->cookie)
+ if ($this->_mkcookie($this->prev) == $this->cookie) {
$this->set_auth_cookie();
- else
+ }
+ else {
$result = false;
+ $this->log("Session authentication failed for " . $this->key . "; invalid auth cookie sent");
+ }
}
return $result;
@@ -606,5 +606,14 @@
$auth_string = "$this->key,$this->secret,$timeslot";
return "S" . (function_exists('sha1') ? sha1($auth_string) : md5($auth_string));
}
+
+ /**
+ *
+ */
+ function log($line)
+ {
+ if ($this->logging)
+ write_log('session', $line);
+ }
}
--
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