From da4cc1ced52e28107e30967da0e7a6dd4c304369 Mon Sep 17 00:00:00 2001
From: Rob Gill <rrobgill@protonmail.com>
Date: Mon, 14 Oct 2019 19:59:00 +1000
Subject: [PATCH] Regex specifies : must start with alphanumeric, may have no
 more than two consecutive hyphens, must not end or start with hyphen, final
 must be at least two apha characters.

Signed-off-by: Rob Gill <rrobgill@protonmail.com>
---
 auto_install/install.sh | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/auto_install/install.sh b/auto_install/install.sh
index ac2e190..1ff0cc9 100755
--- a/auto_install/install.sh
+++ b/auto_install/install.sh
@@ -389,8 +389,7 @@ function valid_domain()
   local domain=$1
   local stat=1
 
-
-  if [[ $domain =~ ^[a-zA-Z0-9][a-zA-Z0-9-]{1,61}\.[a-zA-Z]{2,}$ ]]; then
+  if [[ $domain =~ ^(([a-zA-Z0-9]{1,63}|([a-zA-Z0-9]{1,60}[-a-zA-Z0-9()]{0,2}[a-zA-Z0-9]{1,60}))\.){1,6}([a-zA-Z]{2,})$ ]]; then
     stat=$?
   fi
   return $stat