*
*/
class CRM_Utils_Cache_Redis implements CRM_Utils_Cache_Interface {
+
+ use CRM_Utils_Cache_NaiveMultipleTrait; // TODO Consider native implementation.
+ use CRM_Utils_Cache_NaiveHasTrait; // TODO Native implementation
+
const DEFAULT_HOST = 'localhost';
const DEFAULT_PORT = 6379;
const DEFAULT_TIMEOUT = 3600;
echo 'Could not connect to redisd server';
CRM_Utils_System::civiExit();
}
- $this->_cache->auth(CIVICRM_DB_CACHE_PASSWORD);
+ if (CRM_Utils_Constant::value('CIVICRM_DB_CACHE_PASSWORD')) {
+ $this->_cache->auth(CIVICRM_DB_CACHE_PASSWORD);
+ }
}
/**
* @param $key
* @param $value
+ * @param null|int|\DateInterval $ttl
*
* @return bool
* @throws Exception
*/
- public function set($key, &$value) {
+ public function set($key, $value, $ttl = NULL) {
+ if ($ttl !== NULL) {
+ throw new \RuntimeException("FIXME: " . __CLASS__ . "::set() should support non-NULL TTL");
+ }
if (!$this->_cache->set($this->_prefix . $key, serialize($value), $this->_timeout)) {
- CRM_Core_Error::fatal("Redis set failed, wondering why?, $key", $value);
+ if (PHP_SAPI === 'cli' || (Civi\Core\Container::isContainerBooted() && CRM_Core_Permission::check('view debug output'))) {
+ CRM_Core_Error::fatal("Redis set ($key) failed: " . $this->_cache->getLastError());
+ }
+ else {
+ Civi::log()->error("Redis set ($key) failed: " . $this->_cache->getLastError());
+ CRM_Core_Error::fatal("Redis set ($key) failed");
+ }
return FALSE;
}
return TRUE;
/**
* @param $key
+ * @param mixed $default
*
* @return mixed
*/
- public function get($key) {
+ public function get($key, $default = NULL) {
$result = $this->_cache->get($this->_prefix . $key);
- return unserialize($result);
+ return ($result === FALSE) ? $default : unserialize($result);
}
/**
* @param $key
*
- * @return mixed
+ * @return bool
*/
public function delete($key) {
- return $this->_cache->delete($this->_prefix . $key);
+ $this->_cache->delete($this->_prefix . $key);
+ return TRUE;
}
/**
- * @return mixed
+ * @return bool
*/
public function flush() {
- return $this->_cache->flushDB();
+ // FIXME: Ideally, we'd map each prefix to a different 'hash' object in Redis,
+ // and this would be simpler. However, that needs to go in tandem with a
+ // more general rethink of cache expiration/TTL.
+
+ $keys = $this->_cache->keys($this->_prefix . '*');
+ $this->_cache->del($keys);
+ return TRUE;
+ }
+
+ public function clear() {
+ return $this->flush();
}
}