Adding data archival configurations (missed from #977)

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/conf/cdm-config.xml

@@ -87,6 +87,31 @@
         <Enable>true</Enable>
         <ExpiryTime>86400</ExpiryTime>
     </CertificateCacheConfiguration>
+    <ArchivalConfiguration>
+        <DataSourceConfiguration>
+            <JndiLookupDefinition>
+                <Name>jdbc/DM_ARCHIVAL_DS</Name>
+            </JndiLookupDefinition>
+        </DataSourceConfiguration>
+        <ArchivalTask>
+            <Enabled>false</Enabled>
+            <TaskClass>org.wso2.carbon.device.mgt.core.task.impl.ArchivalTask</TaskClass>
+            <!-- Cron expression to run the task at specified time -->
+            <CronExpression>0 0 0 1/1 * ? *</CronExpression>
+            <!-- How many days of data should we keep in transactional tables? Must be in number of days -->
+            <RetentionPeriod>30</RetentionPeriod>
+            <ExecutionBatchSize>1000</ExecutionBatchSize>
+            <PurgingTask>
+                <Enabled>false</Enabled>
+                <TaskClass>org.wso2.carbon.device.mgt.core.task.impl.ArchivedDataDeletionTask</TaskClass>
+                <!-- Cron expression to run the task at specified time -->
+                <CronExpression>0 0 3 1/1 * ? *</CronExpression>
+                <!-- After this number of days, data will be permanently deleted from archival tables.
+                Data retention period must be in number of DAYS -->
+                <RetentionPeriod>365</RetentionPeriod>
+            </PurgingTask>
+        </ArchivalTask>
+    </ArchivalConfiguration>
     <OperationAnalyticsConfiguration>
         <isEnabled>false</isEnabled>
         <PublishOperationResponse>false</PublishOperationResponse>