Update current feature

e2e/prereq-install.sh

@@ -9,22 +9,31 @@ set -euxo pipefail
 DIR=$(cd "$(dirname "$0")"; pwd -P)
 
 kind_version_opt=""
-cluster_name=$(ciux get clustername $DIR/..)
 monitoring=false
 
+usage () {
+    echo "Usage: $0 [-k kind_version] [-m]"
+    echo "  -k kind_version: kind version to install"
+    echo "  -m: install monitoring stack"
+    exit 1
+}
+
 # Get kind version from option -k
-while getopts mk: flag
+while getopts mk:h flag
 do
     case "${flag}" in
         k) kind_version_opt=--kind-version=${OPTARG};;
         m) monitoring=true;;
+        h) usage;;
+        *) usage; exit 1;;
     esac
 done
 
 ktbx install kind $kind_version_opt
 ktbx install kubectl
 ktbx install helm
 ink "Create kind cluster"
+cluster_name=$(ciux get clustername $DIR/..)
 ktbx create -s --name $cluster_name
 ink "Install OLM"
 ktbx install olm