Merge pull request #11688 from szroland/master

Add option to `_cat/indices` to return index creation date #11524

core/src/main/java/org/elasticsearch/rest/action/cat/RestIndicesAction.java

@@ -42,6 +42,8 @@ import org.elasticsearch.rest.*;
 import org.elasticsearch.rest.action.support.RestActionListener;
 import org.elasticsearch.rest.action.support.RestResponseListener;
 import org.elasticsearch.rest.action.support.RestTable;
+import org.joda.time.DateTime;
+import org.joda.time.DateTimeZone;
 
 import java.util.Locale;
 
@@ -112,6 +114,9 @@ public class RestIndicesAction extends AbstractCatAction {
         table.addCell("docs.count", "alias:dc,docsCount;text-align:right;desc:available docs");
         table.addCell("docs.deleted", "alias:dd,docsDeleted;text-align:right;desc:deleted docs");
 
+        table.addCell("creation.date", "alias:cd;default:false;desc:index creation date (millisecond value)");
+        table.addCell("creation.date.string", "alias:cds;default:false;desc:index creation date (as string)");        
+
         table.addCell("store.size", "sibling:pri;alias:ss,storeSize;text-align:right;desc:store size of primaries & replicas");
         table.addCell("pri.store.size", "text-align:right;desc:store size of primaries");
 
@@ -320,6 +325,9 @@ public class RestIndicesAction extends AbstractCatAction {
             table.addCell(indexStats == null ? null : indexStats.getPrimaries().getDocs().getCount());
             table.addCell(indexStats == null ? null : indexStats.getPrimaries().getDocs().getDeleted());
 
+            table.addCell(indexMetaData.creationDate());
+            table.addCell(new DateTime(indexMetaData.creationDate(), DateTimeZone.getDefault()));
+
             table.addCell(indexStats == null ? null : indexStats.getTotal().getStore().size());
             table.addCell(indexStats == null ? null : indexStats.getPrimaries().getStore().size());
 

rest-api-spec/src/main/resources/rest-api-spec/test/cat.indices/10_basic.yaml

@@ -36,3 +36,18 @@
                   (\d+|\d+[.]\d+)(kb|b) \s*
                 )
                 $/
+
+  - do:
+      cat.indices:
+        v: false
+        h: i,cd,cds,creation.date,creation.date.string
+  - match:
+      $body: |
+               /^(
+                  index1                                                    \s+
+                  (\d+)                                                     \s+
+                  (\d\d\d\d\-\d\d\-\d\dT\d\d:\d\d:\d\d.\d\d\d[+-]\d\d:\d\d) \s+
+                  (\d+)                                                     \s+
+                  (\d\d\d\d\-\d\d\-\d\dT\d\d:\d\d:\d\d.\d\d\d[+-]\d\d:\d\d) \s*
+                )
+                $/