Transmit file in one netcat

wol/scripts/get_registry.sh

@@ -17,18 +17,13 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 IP=$(ip a | awk '/inet.*containers/ {print $2}' | cut -d / -f 1)
-netcat="netcat -l $IP 9999"
+port=9999
+netcat="netcat -l $IP $port"
 KPID=`ps aux | grep "$netcat" | awk '{print $2}'`
-[ ! -z "$KPID" ] && kill $KPID
+[ ! -z "$KPID" ] && kill $KPID > /dev/null 2>&1
 
 subnet=$(ip a | awk '/inet.*containers/ {print $2}' | cut -d / -f 1 | cut -d . -f 1-3)
 host=$subnet.52
-port=9999
 
 echo "get_registry" | netcat $host $port
-nline=$($netcat | cut -d ' ' -f 1)
-i=0;
-for i in $(seq 1 $nline)
-do
-    $netcat
-done
+stdbuf -i0 $netcat

wol/scripts/wakeonlanservice.sh

@@ -47,11 +47,6 @@ do
         done
     elif [ $MAC == "get_registry" ]
     then
-        hostfile="/etc/registry/hosts"
-        wc -l $hostfile | netcat $host $port
-        while read line
-        do
-            echo "$line" | netcat $host $port
-        done < $hostfile
+        stdbuf -oL cat /etc/registry/hosts | netcat $host $port
     fi
 done