From 322bf2a82d7d356ba2a45f5ef603c82c94612ea4 Mon Sep 17 00:00:00 2001
From: Matthew Saunders Brown <matthewsaundersbrown@gmail.com>
Date: Thu, 18 May 2023 16:17:04 -0700
Subject: [PATCH] add check for existing pem file

---
 bin/letsencrypt-certonly.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/bin/letsencrypt-certonly.sh b/bin/letsencrypt-certonly.sh
index 7177258..3027e97 100755
--- a/bin/letsencrypt-certonly.sh
+++ b/bin/letsencrypt-certonly.sh
@@ -57,7 +57,13 @@ done
 # check for domain (hostname)
 if [[ -z $domain ]]; then
   echo "domain (hostname) is required"
-  exit
+  exit 1
+fi
+
+# check for existing pem file
+if [[ -f /etc/ssl/letsencrypt/$domain.pem ]]; then
+  echo "pem file for $domain already exists"
+  exit 1
 fi
 
 # set vars