From 6d5c782fce0009d265e6ea115ed83f6bf2e415ce Mon Sep 17 00:00:00 2001
From: Graham Whaley <graham.whaley@intel.com>
Date: Fri, 23 Aug 2019 10:53:46 +0100
Subject: [PATCH] metrics: scaling: check we have `bc` installed

We now use `bc` for some of the stats calculations. Ensure it
is installed, or we silently generate bad field data.

Signed-off-by: Graham Whaley <graham.whaley@intel.com>
---
 metrics/scaling/k8s_scale.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/metrics/scaling/k8s_scale.sh b/metrics/scaling/k8s_scale.sh
index 03f425d..0561e0c 100755
--- a/metrics/scaling/k8s_scale.sh
+++ b/metrics/scaling/k8s_scale.sh
@@ -199,6 +199,10 @@ EOF
 
 init() {
 	info "Initialising"
+
+	local cmds=("bc")
+	check_cmds "${cmds[@]}"
+
 	info "Checking k8s accessible"
 	local worked=$( kubectl get nodes > /dev/null 2>&1 && echo $? || echo $? )
 	if [ "$worked" != 0 ]; then