HDFS-8477. describe dfs.ha.zkfc.port in hdfs-default.xml. Contributed by Kanaka Kumar Avvaru.

(cherry picked from commit 058cfddebbbbdad367bafbd13485df70b4cc50c8)

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -31,6 +31,9 @@ Release 2.9.0 - UNRELEASED
     HDFS-9300. TestDirectoryScanner.testThrottle() is still a little flakey.
     (Daniel Templeton via wang)
 
+    HDFS-8477. describe dfs.ha.zkfc.port in hdfs-default.xml.
+    (Kanaka Kumar Avvaru via wang)
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml

@@ -2572,4 +2572,12 @@
   </description>
 </property>
 
+<property>
+  <name>dfs.ha.zkfc.port</name>
+  <value>8019</value>
+  <description>
+    RPC port for Zookeeper Failover Controller.
+  </description>
+</property>
+
 </configuration>