From e942c1b0b38560cb09afccc81502e3b81c7977bc Mon Sep 17 00:00:00 2001
From: Ken Hibino <ken.hibino7@gmail.com>
Date: Sat, 8 May 2021 21:38:52 -0700
Subject: [PATCH] Fix getRedisOptionsFromFlags helper

---
 main.go | 24 +++++++++++-------------
 1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/main.go b/main.go
index cad3cfc..7fe6f2c 100644
--- a/main.go
+++ b/main.go
@@ -100,23 +100,21 @@ func getRedisOptionsFromFlags() (*redis.Options, error) {
 		}
 	} else {
 		opts = &redis.Options{
-			Addr:      flagRedisAddr,
-			DB:        flagRedisDB,
-			Password:  flagRedisPassword,
-			TLSConfig: &tls.Config{},
+			Addr:     flagRedisAddr,
+			DB:       flagRedisDB,
+			Password: flagRedisPassword,
 		}
 	}
 
-	if tls := opts.TLSConfig; tls != nil {
-		if tlsHost := flagRedisTLS; tlsHost != "" {
-			tls.ServerName = tlsHost
-		}
-
-		if flagRedisInsecureTLS {
-			tls.InsecureSkipVerify = true
-		}
+	if flagRedisTLS != "" {
+		opts.TLSConfig = &tls.Config{ServerName: flagRedisTLS}
+	}
+	if flagRedisInsecureTLS {
+		if opts.TLSConfig == nil {
+			opts.TLSConfig = &tls.Config{}
+		}
+		opts.TLSConfig.InsecureSkipVerify = true
 	}
-
 	return opts, nil
 }