From 070833a312c130424a0b6ffe155b57bbb5a17f26 Mon Sep 17 00:00:00 2001
From: Karl Rister <krister@redhat.com>
Date: Tue, 24 Oct 2023 14:46:32 -0500
Subject: [PATCH] switch egrep to 'grep -E'

- newer versions of egrep emit messages about it being obsolete; this
  output can break us in some situations
---
 endpoints/base | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/endpoints/base b/endpoints/base
index 4f40e4ee..71e4f80f 100755
--- a/endpoints/base
+++ b/endpoints/base
@@ -1051,9 +1051,9 @@ function process_roadblocks() {
 function is_ip() {
     local ip=$1; shift
 
-    if echo "$ip" | egrep --silent '[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}'; then
+    if echo "$ip" | grep -E --silent '[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}\.[[:digit:]]{1,3}'; then
         return 0
-    elif echo "$ip" | egrep --silent '[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]'; then
+    elif echo "$ip" | grep -E --silent '[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]{1,4}\:[[:xdigit:]]'; then
         return 0
     else
         return 1