jihoonson closed pull request #6131: Fetch unhandled curator exceptions
URL: https://github.com/apache/incubator-druid/pull/6131
This is a PR merged from a forked repository.
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diff --git a/server/src/main/java/io/druid/curator/CuratorModule.java
b/server/src/main/java/io/druid/curator/CuratorModule.java
index bc1ec986551..163ae73c371 100644
--- a/server/src/main/java/io/druid/curator/CuratorModule.java
+++ b/server/src/main/java/io/druid/curator/CuratorModule.java
@@ -91,6 +91,16 @@ public CuratorFramework makeCurator(
.aclProvider(config.getEnableAcl() ? new SecuredACLProvider() : new
DefaultACLProvider())
.build();
+ framework.getUnhandledErrorListenable().addListener((message, e) -> {
+ log.error(e, "Unhandled error in Curator Framework");
+ try {
+ lifecycle.stop();
+ }
+ catch (Throwable t) {
+ log.warn(t, "Exception when stopping druid lifecycle");
+ }
+ });
+
lifecycle.addHandler(
new Lifecycle.Handler()
{
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