From 53c1b923f8a26e537c90495ee4888f1a5a7ddec2 Mon Sep 17 00:00:00 2001
From: Abdullah AlOsaimi <abdullah@osaimi.dev>
Date: Thu, 16 Oct 2025 10:25:46 +0300
Subject: [PATCH] accept single-label hostnames in validate_url

Signed-off-by: Abdullah AlOsaimi <abdullah@osaimi.dev>
---
 src/vllm_router/utils.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/vllm_router/utils.py b/src/vllm_router/utils.py
index 17b4464e0..856725e2c 100644
--- a/src/vllm_router/utils.py
+++ b/src/vllm_router/utils.py
@@ -157,6 +157,7 @@ def validate_url(url: str) -> bool:
     regex = re.compile(
         r"^(http|https)://"  # Protocol
         r"(([a-zA-Z0-9_-]+\.)+[a-zA-Z]{2,}|"  # Domain name
+        r"[a-zA-Z0-9_-]+|" # single-label
         r"localhost|"  # Or localhost
         r"\d{1,3}(\.\d{1,3}){3})"  # Or IPv4 address
         r"(:\d+)?"  # Optional port