From fab2a6d41e15eab1400b84cf78c884cf39bacca6 Mon Sep 17 00:00:00 2001
From: hwdsl2 <hwdsl2@users.noreply.github.com>
Date: Fri, 20 Oct 2023 00:29:37 -0500
Subject: [PATCH] Fix for Linux clients

- Limit client names to 15 characters for compatibility with
  Linux WireGuard clients.
  Ref: Upstream commit Nyr/wireguard-install 7865df2.
---
 wireguard-install.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wireguard-install.sh b/wireguard-install.sh
index f00f298..b775dc4 100644
--- a/wireguard-install.sh
+++ b/wireguard-install.sh
@@ -288,7 +288,8 @@ enter_custom_dns() {
 
 set_client_name() {
 	# Allow a limited set of characters to avoid conflicts
-	client=$(sed 's/[^0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-]/_/g' <<< "$unsanitized_client")
+	# Limit to 15 characters for compatibility with Linux clients
+	client=$(sed 's/[^0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-]/_/g' <<< "$unsanitized_client" | cut -c-15)
 }
 
 enter_client_name() {