fix drone

drone/deploy.sh

@@ -11,15 +11,15 @@ find_pid() {
   ps -aux | tr -s " " | grep -E "\bjava -jar .*$1\b" | cut -d " " -f2
 }
 
-SERVER_PROD_PID=$(prod_pid $PROD_SERVER_JAR_NAME)
-EMITTER_PROD_PID=$(prod_pid $PROD_EMITTER_JAR_NAME)
+SERVER_PROD_PID=$(find_pid $PROD_SERVER_JAR_NAME)
+EMITTER_PROD_PID=$(find_pid $PROD_EMITTER_JAR_NAME)
 
 try_shutdown() {
   if [ "$1" ]; then
     #will cause the old server to gracefully shutdown
     echo "shutting down old $2 version ..."
     kill "$PROD_PID"
-    while [ ! "$(prod_pid $2)" ]; do sleep 1; done #sleep until process ends
+    while [ ! "$(find_pid $2)" ]; do sleep 1; done #sleep until process ends
     echo "$2 shut down"
   fi
 }
@@ -39,5 +39,6 @@ if ! screen -ls | grep -q -E "\b[0-9]+\.$SCREEN\b"; then
   screen -S "$SCREEN" -d -m
 fi
 
+chmod 755 /run/screen
 screen -d -r "$SCREEN" -X stuff $"$DIR/start.sh\n"
 echo "server is started into $SCREEN screen."