From 431af0217a257bd002a47503ee696d3ea1756642 Mon Sep 17 00:00:00 2001
From: lacerate551 <128470311+lacerate551@users.noreply.github.com>
Date: Tue, 9 Jun 2026 13:29:49 +0800
Subject: [PATCH] =?UTF-8?q?fix(knowledge):=20list=5Fcollections=20?=
 =?UTF-8?q?=E6=AF=8F=E6=AC=A1=E4=BB=8E=E7=A3=81=E7=9B=98=E9=87=8D=E8=BD=BD?=
 =?UTF-8?q?=E5=85=83=E6=95=B0=E6=8D=AE=EF=BC=8C=E4=BF=AE=E5=A4=8D=E5=A4=9A?=
 =?UTF-8?q?=20worker=20=E8=BF=94=E5=9B=9E=E6=95=B0=E9=87=8F=E4=B8=8D?=
 =?UTF-8?q?=E4=B8=80=E8=87=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

GUNICORN_WORKERS=2 时各 worker 进程的 self._metadata 独立，
一个 worker 清理失效条目后保存 kb_metadata.json，另一个 worker
内存仍是旧版本，导致 /collections 返回数量波动（3 或 5）。
在 list_collections() 开头调用 _load_metadata() 重新加载，
保证每次请求基于最新的磁盘状态。
---
 knowledge/collection.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/knowledge/collection.py b/knowledge/collection.py
index 7ae9e5f..26b3ee1 100644
--- a/knowledge/collection.py
+++ b/knowledge/collection.py
@@ -348,6 +348,8 @@ class CollectionMixin:
             - department: 所属部门
             - description: 描述
         """
+        # 从磁盘重新加载元数据，确保多 worker 进程间状态一致
+        self._metadata = self._load_metadata()
         result = []
 
         # 扫描 base_path 下的所有子目录作为向量库