AMBARI-8496. Configs: ZooKeeper data retention (aonishuk)

ambari-server/src/main/resources/stacks/HDP/1.3.2/services/ZOOKEEPER/configuration/zoo.cfg.xml

@@ -46,4 +46,17 @@
     <value>/hadoop/zookeeper</value>
     <description>Data directory for ZooKeeper.</description>
   </property>
+  <property>
+    <name>autopurge.snapRetainCount</name>
+    <value>30</value>
+    <description>ZooKeeper purge feature retains the autopurge.snapRetainCount
+      most recent snapshots and the corresponding transaction
+      logs in the dataDir and dataLogDir respectively and deletes the rest. </description>
+  </property>
+  <property>
+    <name>autopurge.purgeInterval</name>
+    <value>24</value>
+    <description>The time interval in hours for which the purge task has to be triggered.
+      Set to a positive integer (1 and above) to enable the auto purging.</description>
+  </property>
 </configuration>

ambari-server/src/main/resources/stacks/HDP/2.0.6/services/ZOOKEEPER/configuration/zoo.cfg.xml

@@ -46,4 +46,17 @@
     <value>/hadoop/zookeeper</value>
     <description>Data directory for ZooKeeper.</description>
   </property>
+  <property>
+    <name>autopurge.snapRetainCount</name>
+    <value>30</value>
+    <description>ZooKeeper purge feature retains the autopurge.snapRetainCount
+      most recent snapshots and the corresponding transaction
+      logs in the dataDir and dataLogDir respectively and deletes the rest. </description>
+  </property>
+  <property>
+    <name>autopurge.purgeInterval</name>
+    <value>24</value>
+    <description>The time interval in hours for which the purge task has to be triggered.
+      Set to a positive integer (1 and above) to enable the auto purging.</description>
+  </property>
 </configuration>