From 7446bf2222a03392651af6f45f735b478377bc53 Mon Sep 17 00:00:00 2001
From: suluyan <suluyan.sly@aliabab-inc.com>
Date: Mon, 20 Jul 2026 19:25:41 +0800
Subject: [PATCH] fix(docker): catch JSONDecodeError when querying Docker Hub
 tags

Non-JSON Hub responses (block pages, 5xx HTML) would bypass URLError
handling and crash json.load; surface them as RuntimeError instead.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 docker/build_image.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docker/build_image.py b/docker/build_image.py
index 5aaf2286..513a34b6 100644
--- a/docker/build_image.py
+++ b/docker/build_image.py
@@ -516,7 +516,7 @@ class AmdImageBuilder(Builder):
             try:
                 with urllib.request.urlopen(req, timeout=60) as resp:
                     payload = json.load(resp)
-            except urllib.error.URLError as exc:
+            except (urllib.error.URLError, json.JSONDecodeError) as exc:
                 raise RuntimeError(
                     f'Failed to query Docker Hub tags for {VLLM_ROCM_REPO}: '
                     f'{exc}') from exc