symfony
diff --git a/‎src/Symfony/Component/Cache/CHANGELOG.md
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+5Lines changed: 5 additions & 0 deletions b/‎src/Symfony/Component/Cache/CHANGELOG.md
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+5Lines changed: 5 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterSentinelTest.php
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+43Lines changed: 43 additions & 0 deletions b/‎src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterSentinelTest.php
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+43Lines changed: 43 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
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+15-1Lines changed: 15 additions & 1 deletion b/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Cache/Traits/RedisTrait.php
+15-1Lines changed: 15 additions & 1 deletion
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+4.4.0
+-----
+
+ * added support for connecting to Redis Sentinel clusters
+
 4.3.0
 -----
 
 
@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Cache\Tests\Adapter;
+
+use Symfony\Component\Cache\Adapter\AbstractAdapter;
+use Symfony\Component\Cache\Adapter\RedisAdapter;
+
+class RedisAdapterSentinelTest extends AbstractRedisAdapterTest
+{
+    public static function setupBeforeClass()
+    {
+        if (!class_exists('Predis\Client')) {
+            self::markTestSkipped('The Predis\Client class is required.');
+        }
+        if (!$hosts = getenv('REDIS_SENTINEL_HOSTS')) {
+            self::markTestSkipped('REDIS_SENTINEL_HOSTS env var is not defined.');
+        }
+        if (!$service = getenv('REDIS_SENTINEL_SERVICE')) {
+            self::markTestSkipped('REDIS_SENTINEL_SERVICE env var is not defined.');
+        }
+
+        self::$redis = AbstractAdapter::createConnection('redis:?host['.str_replace(' ', ']&host[', $hosts).']', ['redis_sentinel' => $service]);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Cache\Exception\InvalidArgumentException
+     * @expectedExceptionMessage Invalid Redis DSN: cannot use both redis_cluster and redis_sentinel at the same time
+     */
+    public function testInvalidDSNHasBothClusterAndSentinel()
+    {
+        $dsn = 'redis:?host[redis1]&host[redis2]&host[redis3]&redis_cluster=1&redis_sentinel=mymaster';
+        RedisAdapter::createConnection($dsn);
+    }
+}
@@ -38,6 +38,7 @@ trait RedisTrait
         'tcp_keepalive' => 0,
         'lazy' => null,
         'redis_cluster' => false,
+        'redis_sentinel' => null,
         'dbindex' => 0,
         'failover' => 'none',
     ];
@@ -146,9 +147,13 @@ public static function createConnection($dsn, array $options = [])
             throw new InvalidArgumentException(sprintf('Invalid Redis DSN: %s', $dsn));
         }
 
+        if (isset($params['redis_sentinel']) && !class_exists(\Predis\Client::class)) {
+            throw new CacheException(sprintf('Redis Sentinel support requires the "predis/predis" package: %s', $dsn));
+        }
+
         $params += $query + $options + self::$defaultConnectionOptions;
 
-        if (null === $params['class'] && \extension_loaded('redis')) {
+        if (null === $params['class'] && !isset($params['redis_sentinel']) && \extension_loaded('redis')) {
             $class = $params['redis_cluster'] ? \RedisCluster::class : (1 < \count($hosts) ? \RedisArray::class : \Redis::class);
         } else {
             $class = null === $params['class'] ? \Predis\Client::class : $params['class'];
@@ -246,6 +251,12 @@ public static function createConnection($dsn, array $options = [])
         } elseif (is_a($class, \Predis\Client::class, true)) {
             if ($params['redis_cluster']) {
                 $params['cluster'] = 'redis';
+                if (isset($params['redis_sentinel'])) {
+                    throw new InvalidArgumentException(sprintf('Cannot use both "redis_cluster" and "redis_sentinel" at the same time: %s', $dsn));
+                }
+            } elseif (isset($params['redis_sentinel'])) {
+                $params['replication'] = 'sentinel';
+                $params['service'] = $params['redis_sentinel'];
             }
             $params += ['parameters' => []];
             $params['parameters'] += [
@@ -268,6 +279,9 @@ public static function createConnection($dsn, array $options = [])
             }
 
             $redis = new $class($hosts, array_diff_key($params, self::$defaultConnectionOptions));
+            if (isset($params['redis_sentinel'])) {
+                $redis->getConnection()->setSentinelTimeout($params['timeout']);
+            }
         } elseif (class_exists($class, false)) {
             throw new InvalidArgumentException(sprintf('"%s" is not a subclass of "Redis", "RedisArray", "RedisCluster" nor "Predis\Client".', $class));
         } else {