diff --git a/scripts/rook.sh b/scripts/rook.sh
index 501e331e5..f71c45627 100755
--- a/scripts/rook.sh
+++ b/scripts/rook.sh
@@ -4,8 +4,10 @@ ROOK_VERSION=${ROOK_VERSION:-"v1.6.2"}
 ROOK_DEPLOY_TIMEOUT=${ROOK_DEPLOY_TIMEOUT:-300}
 ROOK_URL="https://raw.githubusercontent.com/rook/rook/${ROOK_VERSION}/cluster/examples/kubernetes/ceph"
 ROOK_BLOCK_POOL_NAME=${ROOK_BLOCK_POOL_NAME:-"newrbdpool"}
-KUBECTL_RETRY=5
-KUBECTL_RETRY_DELAY=10
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+# shellcheck disable=SC1091
+[ ! -e "${SCRIPT_DIR}"/utils.sh ] || source "${SCRIPT_DIR}"/utils.sh
 
 trap log_errors ERR
 
@@ -30,56 +32,6 @@ rook_version() {
 	echo "${ROOK_VERSION#v}" | cut -d'.' -f"${1}"
 }
 
-kubectl_retry() {
-    local retries=0 action="${1}" ret=0 stdout stderr
-    shift
-
-    # temporary files for kubectl output
-    stdout=$(mktemp rook-kubectl-stdout.XXXXXXXX)
-    stderr=$(mktemp rook-kubectl-stderr.XXXXXXXX)
-
-    while ! kubectl "${action}" "${@}" 2>"${stderr}" 1>"${stdout}"
-    do
-        # in case of a failure when running "create", ignore errors with "AlreadyExists"
-        if [ "${action}" == 'create' ]
-        then
-            # count lines in stderr that do not have "AlreadyExists"
-            ret=$(grep -cvw 'AlreadyExists' "${stderr}")
-            if [ "${ret}" -eq 0 ]
-            then
-                # Success! stderr is empty after removing all "AlreadyExists" lines.
-                break
-            fi
-        fi
-
-        retries=$((retries+1))
-        if [ ${retries} -eq ${KUBECTL_RETRY} ]
-        then
-            ret=1
-            break
-        fi
-
-	# log stderr and empty the tmpfile
-	cat "${stderr}" > /dev/stderr
-	true > "${stderr}"
-	echo "kubectl_retry ${*} failed, will retry in ${KUBECTL_RETRY_DELAY} seconds"
-
-        sleep ${KUBECTL_RETRY_DELAY}
-
-	# reset ret so that a next working kubectl does not cause a non-zero
-	# return of the function
-        ret=0
-    done
-
-    # write output so that calling functions can consume it
-    cat "${stdout}" > /dev/stdout
-    cat "${stderr}" > /dev/stderr
-
-    rm -f "${stdout}" "${stderr}"
-
-    return ${ret}
-}
-
 function deploy_rook() {
         kubectl_retry create -f "${ROOK_URL}/common.yaml"
 
diff --git a/scripts/utils.sh b/scripts/utils.sh
new file mode 100755
index 000000000..afcae9eb3
--- /dev/null
+++ b/scripts/utils.sh
@@ -0,0 +1,54 @@
+#!/bin/bash -E
+
+KUBECTL_RETRY=5
+KUBECTL_RETRY_DELAY=10
+
+kubectl_retry() {
+    local retries=0 action="${1}" ret=0 stdout stderr
+    shift
+
+    # temporary files for kubectl output
+    stdout=$(mktemp rook-kubectl-stdout.XXXXXXXX)
+    stderr=$(mktemp rook-kubectl-stderr.XXXXXXXX)
+
+    while ! kubectl "${action}" "${@}" 2>"${stderr}" 1>"${stdout}"
+    do
+        # in case of a failure when running "create", ignore errors with "AlreadyExists"
+        if [ "${action}" == 'create' ]
+        then
+            # count lines in stderr that do not have "AlreadyExists"
+            ret=$(grep -cvw 'AlreadyExists' "${stderr}")
+            if [ "${ret}" -eq 0 ]
+            then
+                # Success! stderr is empty after removing all "AlreadyExists" lines.
+                break
+            fi
+        fi
+
+        retries=$((retries+1))
+        if [ ${retries} -eq ${KUBECTL_RETRY} ]
+        then
+            ret=1
+            break
+        fi
+
+	# log stderr and empty the tmpfile
+	cat "${stderr}" > /dev/stderr
+	true > "${stderr}"
+	echo "kubectl_retry ${*} failed, will retry in ${KUBECTL_RETRY_DELAY} seconds"
+
+        sleep ${KUBECTL_RETRY_DELAY}
+
+	# reset ret so that a next working kubectl does not cause a non-zero
+	# return of the function
+        ret=0
+    done
+
+    # write output so that calling functions can consume it
+    cat "${stdout}" > /dev/stdout
+    cat "${stderr}" > /dev/stderr
+
+    rm -f "${stdout}" "${stderr}"
+
+    return ${ret}
+}