HDFS-12783. [branch-2] dfsrouter should use hdfsScript. Contributed by Brahma Reddy Battula

(cherry picked from commit 135abcac4ba3fda0e287b0766c415ce4e0c37931)

hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh

@@ -150,7 +150,7 @@ case $startStop in
     echo starting $command, logging to $log
     cd "$HADOOP_PREFIX"
     case $command in
-      namenode|secondarynamenode|datanode|journalnode|dfs|dfsadmin|fsck|balancer|zkfc|portmap|nfs3)
+      namenode|secondarynamenode|datanode|journalnode|dfs|dfsadmin|fsck|balancer|zkfc|portmap|nfs3|dfsrouter)
         if [ -z "$HADOOP_HDFS_HOME" ]; then
           hdfsScript="$HADOOP_PREFIX"/bin/hdfs
         else