From fe16ee700e532d82a00b8926ad11923355450ddd Mon Sep 17 00:00:00 2001
From: Boaz Leskes <b.leskes@gmail.com>
Date: Tue, 4 Mar 2014 16:58:43 +0100
Subject: [PATCH] Made `marvel.agent.shard_stats.enabled` dynamically updatable

Relates to #20
---
 .../java/org/elasticsearch/marvel/agent/AgentService.java  | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/agent/src/main/java/org/elasticsearch/marvel/agent/AgentService.java b/agent/src/main/java/org/elasticsearch/marvel/agent/AgentService.java
index accb996182f547..608972e311c089 100644
--- a/agent/src/main/java/org/elasticsearch/marvel/agent/AgentService.java
+++ b/agent/src/main/java/org/elasticsearch/marvel/agent/AgentService.java
@@ -124,6 +124,7 @@ public AgentService(Settings settings, IndicesService indicesService,
         nodeSettingsService.addListener(this);
         dynamicSettings.addDynamicSetting(SETTINGS_INTERVAL);
         dynamicSettings.addDynamicSetting(SETTINGS_INDICES + ".*"); // array settings
+        dynamicSettings.addDynamicSetting(SETTINGS_SHARD_STATS_ENABLED);
     }
 
     protected void applyIntervalSettings() {
@@ -202,6 +203,12 @@ public void onRefreshSettings(Settings settings) {
             logger.info("sampling indices updated to [{}]", Strings.arrayToCommaDelimitedString(indices));
             indicesToExport = indices;
         }
+
+        Boolean shardsExport = settings.getAsBoolean(SETTINGS_SHARD_STATS_ENABLED, null);
+        if (shardsExport != null) {
+            logger.info("updating " + SETTINGS_SHARD_STATS_ENABLED + " to [" + shardsExport + "]");
+            exportShardStats = shardsExport;
+        }
     }
 
     class ExportingWorker implements Runnable {