Github user tzulitai commented on a diff in the pull request:
https://github.com/apache/flink/pull/1962#discussion_r67636257
--- Diff:
flink-streaming-connectors/flink-connector-elasticsearch2/src/main/java/org/apache/flink/streaming/connectors/elasticsearch2/ElasticsearchSink.java
---
@@ -166,30 +265,37 @@ public void open(Configuration configuration) {
transportClient.addTransportAddress(transport);
}
- // verify that we actually are connected to a cluster
+ return transportClient;
+ }
+
+ private boolean checkConnectionStatus(TransportClient transportClient) {
+ // Check if client is connected to any Elasticsearch nodes
ImmutableList<DiscoveryNode> nodes =
ImmutableList.copyOf(transportClient.connectedNodes());
if (nodes.isEmpty()) {
- throw new RuntimeException("Client is not connected to
any Elasticsearch nodes!");
- }
+ LOG.error("Client is not connected to any Elasticsearch
nodes!");
--- End diff --
Warn debug level instead of error might be more suitable?
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