#110864 Конфигурация yii для работы с кластерным redis

Connection.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace dominion\cache;
+
+use Yii;
+use Predis\Client;
+
+class Connection extends \yii\redis\Connection
+{
+    /**
+     * @var mixed Connection parameters for one or more servers.
+     */
+    public $parameters;
+    /**
+     * @var mixed Options to configure some behaviours of the client.
+     */
+    public $options;
+
+    /**
+     * @var Client redis socket connection
+     */
+    private $_socket = false;
+
+    public function __call($name, $params)
+    {
+        $redisCommand = strtoupper(Inflector::camel2words($name, false));
+        if (in_array($redisCommand, $this->redisCommands)) {
+            return $this->executeCommand($redisCommand, $params);
+        } else {
+            return parent::__call($name, $params);
+        }
+    }
+
+    public function executeCommand($name, $params = [])
+    {
+        $this->open();
+        Yii::debug("Executing Redis Command: {$name} ". implode(' ', $params), __METHOD__);
+        return $this->_socket->executeCommand(
+            $this->_socket->createCommand($name, $params)
+        );
+    }
+
+    /**
+     * Closes the connection when this component is being serialized.
+     * @return array
+     */
+    public function __sleep()
+    {
+        $this->close();
+        return array_keys(get_object_vars($this));
+    }
+
+    /**
+     * Returns a value indicating whether the DB connection is established.
+     * @return bool whether the DB connection is established
+     */
+    public function getIsActive()
+    {
+        return $this->_socket !== false;
+    }
+
+    public function open()
+    {
+        if ($this->_socket !== false) {
+            return;
+        }
+        Yii::debug('Opening redis DB connection: ' /*. var_export($this->parameters, true)*/, __METHOD__);
+        $this->_socket = new Client($this->parameters, $this->options);
+        $this->initConnection();
+    }
+
+    /**
+     * Closes the currently active DB connection.
+     * It does nothing if the connection is already closed.
+     */
+    public function close()
+    {
+        if ($this->_socket !== false) {
+            Yii::debug('Closing DB connection: ' . var_export($this->parameters, true), __METHOD__);
+            $this->_socket->disconnect();
+            $this->_socket = false;
+        }
+    }
+
+}