From 29ad6bc0fa85de2ab1203e68330afcea1b5de8fb Mon Sep 17 00:00:00 2001
From: Nikita <abracham.mitchell@gmail.com>
Date: Mon, 9 Nov 2015 11:49:58 +0300
Subject: [PATCH] Sentinel connection checking during startup

---
 .../org/redisson/connection/SentinelConnectionManager.java     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/org/redisson/connection/SentinelConnectionManager.java b/src/main/java/org/redisson/connection/SentinelConnectionManager.java
index 8ab5d9507..dcef8662d 100755
--- a/src/main/java/org/redisson/connection/SentinelConnectionManager.java
+++ b/src/main/java/org/redisson/connection/SentinelConnectionManager.java
@@ -73,6 +73,9 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
             RedisClient client = createClient(addr.getHost(), addr.getPort(), c.getTimeout());
             try {
                 RedisConnection connection = client.connect();
+                if (!connection.isActive()) {
+                    continue;
+                }
 
                 // TODO async
                 List<String> master = connection.sync(RedisCommands.SENTINEL_GET_MASTER_ADDR_BY_NAME, cfg.getMasterName());