From d108f3b51da5c3d340031ddc2eec42868a6b1186 Mon Sep 17 00:00:00 2001
From: yuyx <237899745@qq.com>
Date: Wed, 31 Dec 2025 18:22:03 +0800
Subject: [PATCH] bust spa asset cache by build id
---
routes/pages.py | 38 ++++++++++++++++++++++++++++++++++----
templates/admin.html | 9 ++++++++-
templates/app.html | 8 ++++++++
3 files changed, 50 insertions(+), 5 deletions(-)
diff --git a/routes/pages.py b/routes/pages.py
index b0656d8..54d6c3b 100644
--- a/routes/pages.py
+++ b/routes/pages.py
@@ -36,10 +36,18 @@ def render_app_spa_or_legacy(
logger.warning(f"[app_spa] manifest缺少入口文件: {manifest_path}")
return render_template(legacy_template_name, **legacy_context)
+ app_spa_js_file = f"app/{js_file}"
+ app_spa_css_files = [f"app/{p}" for p in css_files]
+ app_spa_build_id = _get_asset_build_id(
+ os.path.join(current_app.root_path, "static"),
+ [app_spa_js_file, *app_spa_css_files],
+ )
+
return render_template(
"app.html",
- app_spa_js_file=f"app/{js_file}",
- app_spa_css_files=[f"app/{p}" for p in css_files],
+ app_spa_js_file=app_spa_js_file,
+ app_spa_css_files=app_spa_css_files,
+ app_spa_build_id=app_spa_build_id,
app_spa_initial_state=spa_initial_state,
)
except FileNotFoundError:
@@ -50,6 +58,20 @@ def render_app_spa_or_legacy(
return render_template(legacy_template_name, **legacy_context)
+def _get_asset_build_id(static_root: str, rel_paths: list[str]) -> Optional[str]:
+ mtimes = []
+ for rel_path in rel_paths:
+ if not rel_path:
+ continue
+ try:
+ mtimes.append(os.path.getmtime(os.path.join(static_root, rel_path)))
+ except OSError:
+ continue
+ if not mtimes:
+ return None
+ return str(int(max(mtimes)))
+
+
@pages_bp.route("/")
def index():
"""主页 - 重定向到登录或应用"""
@@ -110,10 +132,18 @@ def admin_page():
logger.warning(f"[admin_spa] manifest缺少入口文件: {manifest_path}")
return render_template("admin_legacy.html")
+ admin_spa_js_file = f"admin/{js_file}"
+ admin_spa_css_files = [f"admin/{p}" for p in css_files]
+ admin_spa_build_id = _get_asset_build_id(
+ os.path.join(current_app.root_path, "static"),
+ [admin_spa_js_file, *admin_spa_css_files],
+ )
+
return render_template(
"admin.html",
- admin_spa_js_file=f"admin/{js_file}",
- admin_spa_css_files=[f"admin/{p}" for p in css_files],
+ admin_spa_js_file=admin_spa_js_file,
+ admin_spa_css_files=admin_spa_css_files,
+ admin_spa_build_id=admin_spa_build_id,
)
except FileNotFoundError:
logger.warning(f"[admin_spa] 未找到manifest: {manifest_path}，回退旧版后台模板")
diff --git a/templates/admin.html b/templates/admin.html
index e85f6ad..b9d01de 100644
--- a/templates/admin.html
+++ b/templates/admin.html
@@ -5,13 +5,20 @@
后台管理 - 知识管理平台
{% for css_file in admin_spa_css_files %}
+ {% if admin_spa_build_id %}
+
+ {% else %}
+ {% endif %}
{% endfor %}
+ {% if admin_spa_build_id %}
+
+ {% else %}
+ {% endif %}