diff --git a/deploy.sh b/deploy.sh
index 918ea1ffc..f9f49308f 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -61,8 +61,9 @@ build_push_images() {
 
 	# build and push per arch images
 	for ARCH in amd64 arm64; do
-		ifs=$IFS; IFS=
-		digest=$(awk -v ARCH=${ARCH} '{if (archfound) {print $NF; exit 0}}; {archfound=($0 ~ "arch.*"ARCH)}' <<< "${manifests}")
+		ifs=$IFS
+		IFS=
+		digest=$(awk -v ARCH=${ARCH} '{if (archfound) {print $NF; exit 0}}; {archfound=($0 ~ "arch.*"ARCH)}' <<<"${manifests}")
 		IFS=$ifs
 		sed -i "s|\(^FROM.*\)${baseimg}.*$|\1${baseimg}@${digest}|" "${dockerfile}"
 		GOARCH=${ARCH} make push-image-cephcsi
diff --git a/scripts/minikube.sh b/scripts/minikube.sh
index 82708b1df..925e3873b 100755
--- a/scripts/minikube.sh
+++ b/scripts/minikube.sh
@@ -102,13 +102,13 @@ ssh)
     ;;
 deploy-rook)
     echo "deploy rook"
-	DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-	"$DIR"/rook.sh deploy
+    DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+    "$DIR"/rook.sh deploy
     ;;
 teardown-rook)
     echo "teardown rook"
-	DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-	"$DIR"/rook.sh teardown
+    DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+    "$DIR"/rook.sh teardown
 
     # delete rook data for minikube
     minikube ssh "sudo rm -rf /mnt/${DISK}/var/lib/rook; sudo rm -rf /var/lib/rook"
diff --git a/scripts/rook.sh b/scripts/rook.sh
index 8abdafa3f..2d9792188 100755
--- a/scripts/rook.sh
+++ b/scripts/rook.sh
@@ -5,40 +5,40 @@ ROOK_DEPLOY_TIMEOUT=${ROOK_DEPLOY_TIMEOUT:-300}
 ROOK_URL="https://raw.githubusercontent.com/rook/rook/${ROOK_VERSION}/cluster/examples/kubernetes/ceph"
 
 function deploy_rook() {
-    kubectl create -f "${ROOK_URL}/common.yaml"
-    kubectl create -f "${ROOK_URL}/operator.yaml"
-    kubectl create -f "${ROOK_URL}/cluster-test.yaml"
-    kubectl create -f "${ROOK_URL}/toolbox.yaml"
-    kubectl create -f "${ROOK_URL}/filesystem-test.yaml"
-    kubectl create -f "${ROOK_URL}/pool-test.yaml"
+	kubectl create -f "${ROOK_URL}/common.yaml"
+	kubectl create -f "${ROOK_URL}/operator.yaml"
+	kubectl create -f "${ROOK_URL}/cluster-test.yaml"
+	kubectl create -f "${ROOK_URL}/toolbox.yaml"
+	kubectl create -f "${ROOK_URL}/filesystem-test.yaml"
+	kubectl create -f "${ROOK_URL}/pool-test.yaml"
 
 	# Check if CephCluster is empty
-	if ! kubectl -n rook-ceph get cephclusters -oyaml | grep 'items: \[\]' &> /dev/null; then
+	if ! kubectl -n rook-ceph get cephclusters -oyaml | grep 'items: \[\]' &>/dev/null; then
 		check_ceph_cluster_health
 	fi
 
 	# Check if CephFileSystem is empty
-	if ! kubectl -n rook-ceph get cephfilesystems -oyaml | grep 'items: \[\]' &> /dev/null; then
+	if ! kubectl -n rook-ceph get cephfilesystems -oyaml | grep 'items: \[\]' &>/dev/null; then
 		check_mds_stat
 	fi
 
 	# Check if CephBlockPool is empty
-	if ! kubectl -n rook-ceph get cephblockpools -oyaml | grep 'items: \[\]' &> /dev/null; then
+	if ! kubectl -n rook-ceph get cephblockpools -oyaml | grep 'items: \[\]' &>/dev/null; then
 		check_rbd_stat
 	fi
 }
 
 function teardown_rook() {
-    kubectl delete -f "${ROOK_URL}/pool-test.yaml"
-    kubectl delete -f "${ROOK_URL}/filesystem-test.yaml"
-    kubectl delete -f "${ROOK_URL}/toolbox.yaml"
-    kubectl delete -f "${ROOK_URL}/cluster-test.yaml"
-    kubectl delete -f "${ROOK_URL}/operator.yaml"
-    kubectl delete -f "${ROOK_URL}/common.yaml"
+	kubectl delete -f "${ROOK_URL}/pool-test.yaml"
+	kubectl delete -f "${ROOK_URL}/filesystem-test.yaml"
+	kubectl delete -f "${ROOK_URL}/toolbox.yaml"
+	kubectl delete -f "${ROOK_URL}/cluster-test.yaml"
+	kubectl delete -f "${ROOK_URL}/operator.yaml"
+	kubectl delete -f "${ROOK_URL}/common.yaml"
 }
 
-function check_ceph_cluster_health(){
-	for ((retry=0; retry<=ROOK_DEPLOY_TIMEOUT; retry=retry+5)); do
+function check_ceph_cluster_health() {
+	for ((retry = 0; retry <= ROOK_DEPLOY_TIMEOUT; retry = retry + 5)); do
 		echo "Wait for rook deploy... ${retry}s" && sleep 5
 
 		CEPH_STATE=$(kubectl -n rook-ceph get cephclusters -o jsonpath='{.items[0].status.state}')
@@ -47,15 +47,15 @@ function check_ceph_cluster_health(){
 		if [ "$CEPH_STATE" = "Created" ]; then
 			if [ "$CEPH_HEALTH" = "HEALTH_OK" ]; then
 				echo "Creating CEPH cluster is done. [$CEPH_HEALTH]"
-				break;
+				break
 			fi
 		fi
 	done
 	echo ""
 }
 
-function check_mds_stat(){
-	for ((retry=0; retry<=ROOK_DEPLOY_TIMEOUT; retry=retry+5)); do
+function check_mds_stat() {
+	for ((retry = 0; retry <= ROOK_DEPLOY_TIMEOUT; retry = retry + 5)); do
 		FS_NAME=$(kubectl -n rook-ceph get cephfilesystems.ceph.rook.io -ojsonpath='{.items[0].metadata.name}')
 		echo "Checking MDS ($FS_NAME) stats... ${retry}s" && sleep 5
 
@@ -63,20 +63,20 @@ function check_mds_stat(){
 
 		ACTIVE_COUNT_NUM=$((ACTIVE_COUNT + 0))
 		echo "MDS ($FS_NAME) active_count: [$ACTIVE_COUNT_NUM]"
-		if (( ACTIVE_COUNT_NUM < 1 )); then
-			continue;
+		if ((ACTIVE_COUNT_NUM < 1)); then
+			continue
 		else
-			if kubectl -n rook-ceph get pod -l rook_file_system=myfs | grep Running &> /dev/null; then
+			if kubectl -n rook-ceph get pod -l rook_file_system=myfs | grep Running &>/dev/null; then
 				echo "Filesystem ($FS_NAME) is successfully created..."
-				break;
+				break
 			fi
 		fi
 	done
 	echo ""
 }
 
-function check_rbd_stat(){
-	for ((retry=0; retry<=ROOK_DEPLOY_TIMEOUT; retry=retry+5)); do
+function check_rbd_stat() {
+	for ((retry = 0; retry <= ROOK_DEPLOY_TIMEOUT; retry = retry + 5)); do
 		RBD_POOL_NAME=$(kubectl -n rook-ceph get cephblockpools -ojsonpath='{.items[0].metadata.name}')
 		echo "Checking RBD ($RBD_POOL_NAME) stats... ${retry}s" && sleep 5
 
@@ -85,7 +85,7 @@ function check_rbd_stat(){
 		echo "Toolbox POD ($TOOLBOX_POD) status: [$TOOLBOX_POD_STATUS]"
 		[[ "$TOOLBOX_POD_STATUS" != "Running" ]] && continue
 
-		if kubectl exec -n rook-ceph "$TOOLBOX_POD" -it -- rbd pool stats "$RBD_POOL_NAME" &> /dev/null; then
+		if kubectl exec -n rook-ceph "$TOOLBOX_POD" -it -- rbd pool stats "$RBD_POOL_NAME" &>/dev/null; then
 			echo "RBD ($RBD_POOL_NAME) is successfully created..."
 			break
 		fi
@@ -95,16 +95,16 @@ function check_rbd_stat(){
 
 case "${1:-}" in
 deploy)
-    deploy_rook
-    ;;
+	deploy_rook
+	;;
 teardown)
-    teardown_rook
-    ;;
+	teardown_rook
+	;;
 *)
-    echo " $0 [command]
+	echo " $0 [command]
 Available Commands:
   deploy         Deploy a rook
   teardown       Teardown a rook
 " >&2
-    ;;
+	;;
 esac