diff --git a/docker/docker.sh b/docker/docker.sh
index 73c60c4..57d09dd 100755
--- a/docker/docker.sh
+++ b/docker/docker.sh
@@ -5,6 +5,30 @@ export LC_ALL=""
 export LANG="en_US.UTF-8"
 version="0.0"
 
-echo "test"
+JSON=""
+#### PARAMETRS ####
+METRIC="$1"
+ITEM="$2"
+
+case "$METRIC" in
+discovery)
+
+JSON="{ \"data\":["
 
 
+JSON=${JSON::-1}
+JSON=${JSON}"]}"
+echo ${JSON}
+exit 0
+;;
+
+help)
+echo "please use these parametrs
+{
+discovery
+}"
+;;
+*)
+	echo ""
+;;
+esac