protected function _read($id = NULL)
{
$this->_data = $this->_rediska->get($this->id($id));
if (!is_array($this->_data)) {
$this->_data = array();
}
return NULL;
}
public function testSelectDb()
{
$rediska = new Rediska(array('servers' => array(array('host' => REDISKA_HOST, 'port' => REDISKA_PORT, 'db' => 2))));
$rediska->set('a', 123);
$rediska->selectDb(1);
$reply = $rediska->get('a');
$this->assertNull($reply);
$rediska->selectDb(2);
$reply = $rediska->get('a');
$this->assertEquals(123, $reply);
}
/**
* Retrieve a cached value entry by id.
* @param string id of cache to entry
* @param string default value to return if cache miss
* @return mixed
* @throws Kohana_Cache_Exception
*/
public function get($id, $default = NULL)
{
$key = $this->_sanitize_id($id);
if (!$this->_rediska->exists($key)) {
$value = $default;
} else {
$value = $this->_rediska->get($key);
}
// Return the value
return $value;
}
public function testSelect()
{
$config = $GLOBALS['rediskaConfigs'][0];
$config['servers'][0]['db'] = 2;
$rediska = new Rediska($config);
$rediska->set('a', 123);
$rediska->selectDb(1);
$reply = $rediska->get('a');
$this->assertNull($reply);
$rediska->selectDb(2);
$reply = $rediska->get('a');
$this->assertEquals(123, $reply);
}
public function testGC()
{
$this->rediska->set('s_123', 'aaa');
$this->rediska->addToSet('s_sessions', '123');
$reply = $this->saveHandler->gc(0);
$this->assertTrue($reply);
$values = $this->rediska->getSet('s_sessions');
$this->assertEquals(array('123'), $values);
$value = $this->rediska->get('s_123');
$this->assertEquals('aaa', $value);
$this->rediska->delete('s_123');
$reply = $this->saveHandler->gc(0);
$this->assertTrue($reply);
$values = $this->rediska->getSet('s_sessions');
$this->assertEquals(array(), $values);
}
public function testNewInstance()
{
$application = new Zend_Application('tests', dirname(__FILE__) . '/application4.ini');
$manager = $application->bootstrap()->getBootstrap()->getResource('cachemanager');
$manager->getCache('test')->save('1', 'test');
$rediska = new Rediska(array('redisVersion' => '2.0', 'addToManager' => false));
$one = $rediska->get('test');
$this->assertEquals('1', $one[0]);
$this->assertEquals(array(), Rediska_Manager::getAll());
}
public function testTouch()
{
$this->rediska->set('test', array('aaa', time(), 100));
$this->rediska->expire('test', 100);
$reply = $this->cache->touch('test', 200);
$this->assertTrue($reply);
$lifetime = $this->rediska->getLifetime('test');
$this->assertTrue($lifetime > 290);
$values = $this->rediska->get('test');
$this->assertEquals(300, $values[2]);
}
/**
* Garbage Collection
*
* @param int $maxlifetime
* @return true
*/
public function gc($maxlifetime)
{
$sessions = $this->_set->toArray();
foreach ($sessions as &$session) {
$session = $this->_getKeyName($session);
}
// TODO: May by use TTL? Need benchmark.
$lifeSession = $this->_rediska->get($sessions);
foreach ($sessions as $session) {
if (!isset($lifeSession[$session])) {
$sessionWithoutPrefix = substr($session, strlen($this->_options['keyprefix']));
$this->_set->remove($sessionWithoutPrefix);
}
}
return true;
}
/**
* Give (if possible) an extra lifetime to the given cache id
*
* @param string $id cache id
* @param int $extraLifetime
* @return boolean true if ok
*/
public function touch($id, $extraLifetime)
{
$tmp = $this->_rediska->get($id);
if (is_array($tmp)) {
$data = $tmp[0];
$mtime = $tmp[1];
if (!isset($tmp[2])) {
// because this record is only with 1.7 release
// if old cache records are still there...
return false;
}
$lifetime = $tmp[2];
$newLifetime = $lifetime - (time() - $mtime) + $extraLifetime;
if ($newLifetime <= 0) {
return false;
}
$result = $this->_rediska->set($id, array($data, time(), $newLifetime));
if ($result) {
$this->_rediska->expire($id, $newLifetime);
}
return $result;
}
return false;
}
/**
* Test if a cache record exists for the passed id
*
* @param string $id cache id
* @return mixed Returns either the cached data or false
*/
protected function _doFetch($id, $testCacheValidity = true)
{
return ($get = $this->_rediska->get($id)) ? $get : false;
}
/**
* @see sfCache
*/
public function getLastModified($key)
{
return $this->_rediska->get($this->getKey($key, 'lastmodified'));
}
<?php
set_include_path(implode(PATH_SEPARATOR, array(realpath('../library'), get_include_path())));
// STREAM
print 'Benchmark stream: ';
require_once 'Rediska.php';
$startTime = microtime(true);
$rediska = new Rediska(array('servers' => array(array('host' => '127.0.0.1', 'port' => 6379))));
$value = str_repeat('a', 1000000);
for ($i = 0; $i <= 1000; $i++) {
$rediska->set('test', $value);
$rediska->get('test');
$rediska->delete('test');
}
$elapsedTime = microtime(true) - $startTime;
print sprintf('%.4f', $elapsedTime) . "\n";
// SOCKET
print 'Benchmark socket: ';
$startTime = microtime(true);
$rediska = new Rediska(array('servers' => array(array('host' => '127.0.0.1', 'port' => 6379, 'useSocket' => true))));
for ($i = 0; $i <= 1000; $i++) {
$rediska->set('test', $value);
$rediska->get('test');
$rediska->delete('test');
}
$elapsedTime = microtime(true) - $startTime;
print sprintf('%.4f', $elapsedTime) . "\n";
