From a54c730662343b70ab3611151638422327b2ed51 Mon Sep 17 00:00:00 2001
From: "Joshua M. Boniface" <joshua@boniface.me>
Date: Mon, 29 Jul 2024 01:04:55 -0400
Subject: [PATCH] Add retries to ipmitool output

---
 roles/base/files/usr/lib/check_mk_agent/plugins/ipmi | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/roles/base/files/usr/lib/check_mk_agent/plugins/ipmi b/roles/base/files/usr/lib/check_mk_agent/plugins/ipmi
index e3cb85c..c1b8c4e 100755
--- a/roles/base/files/usr/lib/check_mk_agent/plugins/ipmi
+++ b/roles/base/files/usr/lib/check_mk_agent/plugins/ipmi
@@ -23,10 +23,16 @@ if [[ -z ${IPMIIP_INTERFACES} ]]; then
 fi
 
 # Grab IPMI IP from ipmitool
-IPMIIP_IPMITOOL="$( ipmitool lan print 2>/dev/null | grep 'IP Address' | grep -v 'Source' | awk '{ print $NF }' )"
+IPMIIP_IPMITOOL=""
+COUNT=0
+while [[ -z ${IPMIIP_IPMITOOL} && ${COUNT} -lt 3 ]]; do
+    IPMIIP_IPMITOOL="$( ipmitool lan print 2>/dev/null | grep 'IP Address' | grep -v 'Source' | awk '{ print $NF }' )"
+    sleep 1
+    COUNT=$(( ${COUNT} + 1 ))
+done
 
 if [[ -z ${IPMIIP_IPMITOOL} ]]; then
-	echo "No IPMI IP returned by ipmitool"
+	echo "No IPMI IP returned by ipmitool in 3 tries"
 	exit
 fi
 if [[ ${IPMIIP_INTERFACES} != ${IPMIIP_IPMITOOL} ]]; then