From 3838294ef3c178c72c262a13283d229d0ebe4109 Mon Sep 17 00:00:00 2001
From: Johannes Truschnigg <johannes@truschnigg.info>
Date: Thu, 17 Mar 2022 19:54:11 +0100
Subject: [PATCH] Validate interface stats files

---
 lagdetect.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lagdetect.sh b/lagdetect.sh
index f964494..b3b4110 100755
--- a/lagdetect.sh
+++ b/lagdetect.sh
@@ -145,6 +145,17 @@ then
 fi
 
 
+for f in "${STATS_RX}" "${STATS_TX}"
+do
+  read -r _bw < "${f}"
+  if ! __is_int "${_bw}"
+  then
+    printf 'FATAL: Stats file "%s" content seems bogus\n' "${f}"
+    exit 1
+  fi
+done
+
+
 set -u
 
 
-- 
2.39.5