protected against a wrong format in the index.auto_expand_replicas setting

Author: kimchy

modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataUpdateSettingsService.java

@@ -55,13 +55,19 @@ public class MetaDataUpdateSettingsService extends AbstractComponent implements
  try {
  final int numberOfReplicas = event.state().nodes().dataNodes().size() - 1;
 
- int min = Integer.parseInt(autoExpandReplicas.substring(0, autoExpandReplicas.indexOf('-')));
+ int min;
  int max;
- String sMax = autoExpandReplicas.substring(autoExpandReplicas.indexOf('-') + 1);
- if (sMax.equals("all")) {
- max = event.state().nodes().dataNodes().size() - 1;
- } else {
- max = Integer.parseInt(sMax);
+ try {
+ min = Integer.parseInt(autoExpandReplicas.substring(0, autoExpandReplicas.indexOf('-')));
+ String sMax = autoExpandReplicas.substring(autoExpandReplicas.indexOf('-') + 1);
+ if (sMax.equals("all")) {
+ max = event.state().nodes().dataNodes().size() - 1;
+ } else {
+ max = Integer.parseInt(sMax);
+ }
+ } catch (Exception e) {
+ logger.warn("failed to set [{}], wrong format [{}]", IndexMetaData.SETTING_AUTO_EXPAND_REPLICAS, autoExpandReplicas);
+ continue;
  }
 
  // same value, nothing to do there