Added support for redis password option #1620

CHANGELOG.md

@@ -4,6 +4,7 @@
 1. [](#improved)
     * Forced `natsort` on plugins to ensure consistent plugin load ordering across platforms [#1614](https://github.com/getgrav/grav/issues/1614)
     * Use new `multilevel` field to handle Asset Collections [#1201](https://github.com/getgrav/grav-plugin-admin/issues/1201)
+    * Added support for redis `password` option [#1620](https://github.com/getgrav/grav/issues/1620)
 
 # v1.3.2
 ## 08/16/2017

system/blueprints/config/system.yaml

@@ -616,6 +616,12 @@ form:
                     help: PLUGIN_ADMIN.REDIS_PORT_HELP
                     placeholder: "6379"
 
+                cache.redis.password:
+                    type: text
+                    size: small
+                    label: PLUGIN_ADMIN.REDIS_PASSWORD
+
+
 
         twig:
             type: section

system/src/Grav/Common/Cache.php

@@ -240,6 +240,7 @@ class Cache extends Getters
             case 'redis':
                 $redis = new \Redis();
                 $socket = $this->config->get('system.cache.redis.socket', false);
+                $password = $this->config->get('system.cache.redis.password', false);
 
                 if ($socket) {
                     $redis->connect($socket);
@@ -248,6 +249,11 @@ class Cache extends Getters
                     $this->config->get('system.cache.redis.port', 6379));
                 }
 
+                // Authenticate with password if set
+                if ($password && !$redis->auth($password)) {
+                    throw new \RedisException('Redis authentication failed');
+                }
+
                 $driver = new DoctrineCache\RedisCache();
                 $driver->setRedis($redis);
                 break;