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bust spa asset cache by build id

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This commit is contained in:
yuyx
2025-12-31 18:22:03 +08:00
parent 41ead4bead
commit d108f3b51d
3 changed files with 50 additions and 5 deletions
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38
routes/pages.py
View File

@@ -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")

9
templates/admin.html
View File

@@ -5,13 +5,20 @@
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<title>后台管理 - 知识管理平台</title>
{% for css_file in admin_spa_css_files %}
{% if admin_spa_build_id %}
<link rel="stylesheet" href="{{ url_for('serve_static', filename=css_file, v=admin_spa_build_id) }}" />
{% else %}
<link rel="stylesheet" href="{{ url_for('serve_static', filename=css_file) }}" />
{% endif %}
{% endfor %}
</head>
<body>
<noscript>该页面需要启用 JavaScript 才能使用。</noscript>
<div id="app"></div>
{% if admin_spa_build_id %}
<script type="module" src="{{ url_for('serve_static', filename=admin_spa_js_file, v=admin_spa_build_id) }}"></script>
{% else %}
<script type="module" src="{{ url_for('serve_static', filename=admin_spa_js_file) }}"></script>
{% endif %}
</body>
</html>

8
templates/app.html
View File

@@ -5,7 +5,11 @@
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<title>知识管理平台</title>
{% for css_file in app_spa_css_files %}
{% if app_spa_build_id %}
<link rel="stylesheet" href="{{ url_for('serve_static', filename=css_file, v=app_spa_build_id) }}" />
{% else %}
<link rel="stylesheet" href="{{ url_for('serve_static', filename=css_file) }}" />
{% endif %}
{% endfor %}
</head>
<body>
@@ -16,6 +20,10 @@
window.__APP_INITIAL_STATE__ = {{ app_spa_initial_state | tojson }};
</script>
{% endif %}
{% if app_spa_build_id %}
<script type="module" src="{{ url_for('serve_static', filename=app_spa_js_file, v=app_spa_build_id) }}"></script>
{% else %}
<script type="module" src="{{ url_for('serve_static', filename=app_spa_js_file) }}"></script>
{% endif %}
</body>
</html>