From fa41187f9ba013c9ad952c57c5e52f0404701d9e Mon Sep 17 00:00:00 2001
From: Asif Bacchus <asif@linuxprogramming.test.bacchus.network>
Date: Thu, 17 Oct 2019 17:58:10 -0600
Subject: [PATCH] logic error in DH exist check

---
 ab-nginx.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ab-nginx.sh b/ab-nginx.sh
index 5e896d5..a71f45f 100755
--- a/ab-nginx.sh
+++ b/ab-nginx.sh
@@ -87,7 +87,7 @@ if [ "$TLS13_ONLY" = FALSE ]; then
     if [ -z "$DH" ]; then
         printf "${err}\nA DHparam file must be specified when using TLS 1.2. Exiting.${norm}\n"
         exit 5
-    elif [ -f "$DH" ]; then
+    elif [ ! -f "$DH" ]; then
         printf "${err}\nCannot find specified DHparam file. Exiting.${norm}\n"
         exit 5
     fi