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-rw-r--r--system/libraries/Cache/drivers/Cache_memcached.php18
-rw-r--r--system/libraries/Cache/drivers/Cache_redis.php94
2 files changed, 59 insertions, 53 deletions
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 836336d46..ab8bfab8b 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -102,10 +102,22 @@ class CI_Cache_memcached extends CI_Driver {
return;
}
- foreach ($this->_config as $cache_server)
+ foreach ($this->_config as $cache_name => $cache_server)
{
- isset($cache_server['hostname']) OR $cache_server['hostname'] = $defaults['host'];
- isset($cache_server['port']) OR $cache_server['port'] = $defaults['port'];
+ if ( ! isset($cache_server['hostname']))
+ {
+ log_message('debug', 'Cache: Memcache(d) configuration "'.$cache_name.'" doesn\'t include a hostname; ignoring.');
+ continue;
+ }
+ elseif ($cache_server['hostname'][0] === '/')
+ {
+ $cache_server['port'] = 0;
+ }
+ elseif (empty($cache_server['port']))
+ {
+ $cache_server['port'] = $defaults['port'];
+ }
+
isset($cache_server['weight']) OR $cache_server['weight'] = $defaults['weight'];
if ($this->_memcached instanceof Memcache)
diff --git a/system/libraries/Cache/drivers/Cache_redis.php b/system/libraries/Cache/drivers/Cache_redis.php
index d4d95ebb1..ec4432437 100644
--- a/system/libraries/Cache/drivers/Cache_redis.php
+++ b/system/libraries/Cache/drivers/Cache_redis.php
@@ -55,7 +55,6 @@ class CI_Cache_redis extends CI_Driver
* @var array
*/
protected static $_default_config = array(
- 'socket_type' => 'tcp',
'host' => '127.0.0.1',
'password' => NULL,
'port' => 6379,
@@ -69,13 +68,6 @@ class CI_Cache_redis extends CI_Driver
*/
protected $_redis;
- /**
- * An internal cache for storing keys of serialized values.
- *
- * @var array
- */
- protected $_serialized = array();
-
// ------------------------------------------------------------------------
/**
@@ -112,16 +104,7 @@ class CI_Cache_redis extends CI_Driver
try
{
- if ($config['socket_type'] === 'unix')
- {
- $success = $this->_redis->connect($config['socket']);
- }
- else // tcp socket
- {
- $success = $this->_redis->connect($config['host'], $config['port'], $config['timeout']);
- }
-
- if ( ! $success)
+ if ( ! $this->_redis->connect($config['host'], ($config['host'][0] === '/' ? 0 : $config['port']), $config['timeout']))
{
log_message('error', 'Cache: Redis connection failed. Check your configuration.');
}
@@ -135,10 +118,6 @@ class CI_Cache_redis extends CI_Driver
{
log_message('error', 'Cache: Redis connection refused ('.$e->getMessage().')');
}
-
- // Initialize the index of serialized values.
- $serialized = $this->_redis->sMembers('_ci_redis_serialized');
- empty($serialized) OR $this->_serialized = array_flip($serialized);
}
// ------------------------------------------------------------------------
@@ -151,14 +130,30 @@ class CI_Cache_redis extends CI_Driver
*/
public function get($key)
{
- $value = $this->_redis->get($key);
+ $data = $this->_redis->hMGet($key, array('__ci_type', '__ci_value'));
- if ($value !== FALSE && isset($this->_serialized[$key]))
+ if ( ! isset($data['__ci_type'], $data['__ci_value']) OR $data['__ci_value'] === FALSE)
{
- return unserialize($value);
+ return FALSE;
}
- return $value;
+ switch ($data['__ci_type'])
+ {
+ case 'array':
+ case 'object':
+ return unserialize($data['__ci_value']);
+ case 'boolean':
+ case 'integer':
+ case 'double': // Yes, 'double' is returned and NOT 'float'
+ case 'string':
+ case 'NULL':
+ return settype($data['__ci_value'], $data['__ci_type'])
+ ? $data['__ci_value']
+ : FALSE;
+ case 'resource':
+ default:
+ return FALSE;
+ }
}
// ------------------------------------------------------------------------
@@ -174,23 +169,33 @@ class CI_Cache_redis extends CI_Driver
*/
public function save($id, $data, $ttl = 60, $raw = FALSE)
{
- if (is_array($data) OR is_object($data))
+ switch ($data_type = gettype($data))
{
- if ( ! $this->_redis->sIsMember('_ci_redis_serialized', $id) && ! $this->_redis->sAdd('_ci_redis_serialized', $id))
- {
+ case 'array':
+ case 'object':
+ $data = serialize($data);
+ break;
+ case 'boolean':
+ case 'integer':
+ case 'double': // Yes, 'double' is returned and NOT 'float'
+ case 'string':
+ case 'NULL':
+ break;
+ case 'resource':
+ default:
return FALSE;
- }
+ }
- isset($this->_serialized[$id]) OR $this->_serialized[$id] = TRUE;
- $data = serialize($data);
+ if ( ! $this->_redis->hMSet($id, array('__ci_type' => $data_type, '__ci_value' => $data)))
+ {
+ return FALSE;
}
- elseif (isset($this->_serialized[$id]))
+ elseif ($ttl)
{
- $this->_serialized[$id] = NULL;
- $this->_redis->sRemove('_ci_redis_serialized', $id);
+ $this->_redis->expireAt($id, time() + $ttl);
}
- return $this->_redis->set($id, $data, $ttl);
+ return TRUE;
}
// ------------------------------------------------------------------------
@@ -203,18 +208,7 @@ class CI_Cache_redis extends CI_Driver
*/
public function delete($key)
{
- if ($this->_redis->delete($key) !== 1)
- {
- return FALSE;
- }
-
- if (isset($this->_serialized[$key]))
- {
- $this->_serialized[$key] = NULL;
- $this->_redis->sRemove('_ci_redis_serialized', $key);
- }
-
- return TRUE;
+ return ($this->_redis->delete($key) === 1);
}
// ------------------------------------------------------------------------
@@ -228,7 +222,7 @@ class CI_Cache_redis extends CI_Driver
*/
public function increment($id, $offset = 1)
{
- return $this->_redis->incr($id, $offset);
+ return $this->_redis->hIncrBy($id, 'data', $offset);
}
// ------------------------------------------------------------------------
@@ -242,7 +236,7 @@ class CI_Cache_redis extends CI_Driver
*/
public function decrement($id, $offset = 1)
{
- return $this->_redis->decr($id, $offset);
+ return $this->_redis->hIncrBy($id, 'data', -$offset);
}
// ------------------------------------------------------------------------