Fixed #689

Author: Geolim4

lib/Phpfastcache/Drivers/Predis/Config.php

@@ -55,6 +55,11 @@ class Config extends ConfigurationOption
      */
     protected $timeout = 5;
 
+    /**
+     * @var bool
+     */
+    protected $persistent = false;
+
     /**
      * @return string
      */
@@ -196,4 +201,22 @@ public function setTimeout(int $timeout): self
         $this->timeout = $timeout;
         return $this;
     }
+
+    /**
+     * @return bool
+     */
+    public function isPersistent(): bool
+    {
+        return $this->persistent;
+    }
+
+    /**
+     * @param bool $persistent
+     * @return Config
+     */
+    public function setPersistent(bool $persistent): Config
+    {
+        $this->persistent = $persistent;
+        return $this;
+    }
 }

lib/Phpfastcache/Drivers/Predis/Driver.php

@@ -82,6 +82,7 @@ protected function driverConnect(): bool
         if (!empty($this->getConfig()->getPath())) {
             $this->instance = new PredisClient([
                 'scheme' => 'unix',
+                'persistent' => $this->getConfig()->isPersistent(),
                 'timeout' =>  $this->getConfig()->getTimeout(),
                 'path' => $this->getConfig()->getPath(),
             ], $options);