RANGER-4672: updated tagsync log configuration to include hostname and username in log file name

Signed-off-by: Madhan Neethiraj <madhan@apache.org>
diff --git a/tagsync/conf.dist/logback.xml b/tagsync/conf.dist/logback.xml
index c1a94fe..71cc4a5 100644
--- a/tagsync/conf.dist/logback.xml
+++ b/tagsync/conf.dist/logback.xml
@@ -21,12 +21,12 @@
     <!--See http://logback.qos.ch/manual/appenders.html#RollingFileAppender-->
     <!--and http://logback.qos.ch/manual/appenders.html#TimeBasedRollingPolicy-->
     <!--for further documentation-->
-    <file>${logdir}/tagsync.log</file>
+    <file>${logdir}/tagsync-${hostname}-${user}.log</file>
     <encoder>
       <pattern>%d{dd MMM yyyy HH:mm:ss} %5p %c{1} [%t] - %L %m%n</pattern>
     </encoder>
     <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
-      <fileNamePattern>${logdir}/tagsync.log.%d{yyyy-MM-dd}</fileNamePattern>
+      <fileNamePattern>${logdir}/tagsync-${hostname}-${user}.log.%d{yyyy-MM-dd}</fileNamePattern>
       <maxHistory>15</maxHistory>
       <cleanHistoryOnStart>true</cleanHistoryOnStart>
     </rollingPolicy>
diff --git a/tagsync/scripts/ranger-tagsync-services.sh b/tagsync/scripts/ranger-tagsync-services.sh
index 460c4a1..ab23ab9 100755
--- a/tagsync/scripts/ranger-tagsync-services.sh
+++ b/tagsync/scripts/ranger-tagsync-services.sh
@@ -97,7 +97,7 @@
 	fi
 
 	SLEEP_TIME_AFTER_START=5
-	nohup java -Dproc_rangertagsync ${JAVA_OPTS} -Dlogdir="${RANGER_TAGSYNC_LOG_DIR}" -Dlogback.configurationFile=file:${TAGSYNC_CONF_DIR}/logback.xml -cp "${cp}" org.apache.ranger.tagsync.process.TagSynchronizer  > ${RANGER_TAGSYNC_LOG_DIR}/tagsync.out 2>&1 &
+	nohup java -Dproc_rangertagsync ${JAVA_OPTS} -Dlogdir="${RANGER_TAGSYNC_LOG_DIR}" -Dlogback.configurationFile=file:${TAGSYNC_CONF_DIR}/logback.xml -Duser=${USER} -Dhostname=${HOSTNAME} -cp "${cp}" org.apache.ranger.tagsync.process.TagSynchronizer  > ${RANGER_TAGSYNC_LOG_DIR}/tagsync.out 2>&1 &
 	VALUE_OF_PID=$!
 	echo "Starting Apache Ranger Tagsync Service"
 	sleep $SLEEP_TIME_AFTER_START