From d25c4cc91407a80a2b7052ea9e1a96bbcf7f1f5a Mon Sep 17 00:00:00 2001
From: Shay Banon <kimchy@gmail.com>
Date: Sun, 18 Mar 2012 11:55:35 +0200
Subject: [PATCH] When `node.data` is set to `false`, the upgrade shards
 process from 0.18 fails, closes #1793.

---
 src/main/java/org/elasticsearch/cluster/node/DiscoveryNode.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/org/elasticsearch/cluster/node/DiscoveryNode.java b/src/main/java/org/elasticsearch/cluster/node/DiscoveryNode.java
index df0a39391a5..74486c3c928 100644
--- a/src/main/java/org/elasticsearch/cluster/node/DiscoveryNode.java
+++ b/src/main/java/org/elasticsearch/cluster/node/DiscoveryNode.java
@@ -58,7 +58,7 @@ public class DiscoveryNode implements Streamable, Serializable {
     }
 
     public static boolean dataNode(Settings settings) {
-        String data = settings.get("data");
+        String data = settings.get("node.data");
         if (data == null) {
             return !clientNode(settings);
         }