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authorAleksander Machniak <alec@alec.pl>2013-06-05 10:56:26 +0200
committerAleksander Machniak <alec@alec.pl>2013-06-05 10:56:26 +0200
commitee73a723f9fb3d51927b60f6bc38b277adcf58e9 (patch)
tree594fa8ec279115d091aacade3019cf5d9a5283f3 /program
parent42de33c7dee0dc48e54d317eefd4dac18c317e42 (diff)
Improvements in garbage collector: created gc() method to run all
gc-related cleanups in one place, added posibility to run gc in environments without session
Diffstat (limited to 'program')
-rw-r--r--program/include/bc.php2
-rw-r--r--program/lib/Roundcube/rcube.php56
2 files changed, 46 insertions, 12 deletions
diff --git a/program/include/bc.php b/program/include/bc.php
index 447876d37..a7d7b5ac1 100644
--- a/program/include/bc.php
+++ b/program/include/bc.php
@@ -62,7 +62,7 @@ function rcmail_url($action, $p=array(), $task=null)
function rcmail_temp_gc()
{
- rcmail::get_instance()->temp_gc();
+ rcmail::get_instance()->gc_temp();
}
function rcube_charset_convert($str, $from, $to=NULL)
diff --git a/program/lib/Roundcube/rcube.php b/program/lib/Roundcube/rcube.php
index 4e3f8fcf4..ebfa4f8aa 100644
--- a/program/lib/Roundcube/rcube.php
+++ b/program/lib/Roundcube/rcube.php
@@ -462,9 +462,7 @@ class rcube
// use database for storing session data
$this->session = new rcube_session($this->get_dbh(), $this->config);
- $this->session->register_gc_handler(array($this, 'temp_gc'));
- $this->session->register_gc_handler(array($this, 'cache_gc'));
-
+ $this->session->register_gc_handler(array($this, 'gc_handler'));
$this->session->set_secret($this->config->get('des_key') . dirname($_SERVER['SCRIPT_NAME']));
$this->session->set_ip_check($this->config->get('ip_check'));
@@ -476,10 +474,29 @@ class rcube
/**
+ * Garbage collector - cache/temp cleaner
+ */
+ public function gc()
+ {
+ foreach ($this->caches as $cache) {
+ if (is_object($cache)) {
+ $cache->expunge();
+ }
+ }
+
+ if (is_object($this->storage)) {
+ $this->storage->expunge_cache();
+ }
+
+ $this->gc_temp();
+ }
+
+
+ /**
* Garbage collector function for temp files.
* Remove temp files older than two days
*/
- public function temp_gc()
+ public function gc_temp()
{
$tmp = unslashify($this->config->get('temp_dir'));
$expire = time() - 172800; // expire in 48 hours
@@ -504,7 +521,7 @@ class rcube
* Garbage collector for cache entries.
* Set flag to expunge caches on shutdown
*/
- public function cache_gc()
+ public function gc_handler()
{
// because this gc function is called before storage is initialized,
// we just set a flag to expunge storage cache on shutdown.
@@ -513,6 +530,25 @@ class rcube
/**
+ * Runs garbage collector with probability based on
+ * session settings. This is intended for environments
+ * without a session.
+ */
+ public function gc_run()
+ {
+ $probability = (int) ini_get('session.gc_probability');
+ $divisor = (int) ini_get('session.gc_divisor');
+
+ if ($divisor > 0 && $probability > 0) {
+ $random = mt_rand(1, $divisor);
+ if ($random <= $probability) {
+ $this->gc();
+ }
+ }
+ }
+
+
+ /**
* Get localized text in the desired language
*
* @param mixed $attrib Named parameters array or label name
@@ -896,19 +932,17 @@ class rcube
$this->smtp->disconnect();
}
+ if ($this->expunge_cache) {
+ $this->gc();
+ }
+
foreach ($this->caches as $cache) {
if (is_object($cache)) {
- if ($this->expunge_cache) {
- $cache->expunge();
- }
$cache->close();
}
}
if (is_object($this->storage)) {
- if ($this->expunge_cache) {
- $this->storage->expunge_cache();
- }
$this->storage->close();
}
}