YARN-6069. CORS support in timeline v2 (Rohith Sharma K S via Varun Saxena)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml

@@ -3178,6 +3178,17 @@
     <value>64</value>
   </property>
 
+  <property>
+    <description>
+      Flag to enable cross-origin (CORS) support for timeline service v1.x or
+      Timeline Reader in timeline service v2. For timeline service v2, also add
+      org.apache.hadoop.security.HttpCrossOriginFilterInitializer to the
+      configuration hadoop.http.filter.initializers in core-site.xml.
+    </description>
+    <name>yarn.timeline-service.http-cross-origin.enabled</name>
+    <value>false</value>
+  </property>
+  
   <property>
     <description>
       Flag to enable cross-origin (CORS) support for timeline service v1.x or