From 104e20928df5a9205ddaa82a0e270f90c9c0d3f8 Mon Sep 17 00:00:00 2001
From: Johnny Hughes <johnny@centos.org>
Date: Oct 04 2022 13:34:48 +0000
Subject: fix tests/p_mtr/mtr_test.sh to work if blocked at the default GW


---

diff --git a/tests/p_mtr/mtr_test.sh b/tests/p_mtr/mtr_test.sh
index 620d77f..bf6e3fa 100755
--- a/tests/p_mtr/mtr_test.sh
+++ b/tests/p_mtr/mtr_test.sh
@@ -21,14 +21,22 @@ FILE=/var/tmp/mtr_result
 
 IP=$(dig +short ${HOST} A ${HOST} AAAA)
 
+# getting IP-address of default gateway as a fall back
+defgw=$(ip route list | grep default | cut -d' ' -f3)
+
 if [[ ! -z "$IP" ]]
 then
   mtr -nr -c1 ${HOST} > ${FILE}
   COUNT=$(echo "$IP" | grep -cf - ${FILE})
+  GW=$(grep -c ${defgw} ${FILE})
   if [ $COUNT = 1 ]
   then
     t_Log "${TEST} reached ${HOST}"
     ret_val=0
+  elif ([ $COUNT = 0 ] && [ $GW -gt 0 ])
+  then
+    t_Log "${TEST} didn't reach ${HOST} (maybe because of ACLs on the network), but at least the Default Gateway ${defgw} was reached. Treating as SUCCESS."
+    ret_val=0
   else
     t_Log "${TEST} didn't reach ${HOST}"
     ret_val=1