feat(BIZ-129): Flask-Limiter 集成 + 登录/重置限流
- requirements.txt: flask-limiter>=4.0
- app.py: 创建 Limiter 实例(memory:// 存储,60/分钟默认)
- auth_api.py:
- 简化 register_auth_api(app, limiter=None)——limiter 仅作能力标记
- _rate_limit(rate, methods) 装饰器:手写 IP+endpoint 滚动窗口限流
(Flask-Limiter 在测试 client 下不生效,故手动实现;多进程需切换 Redis)
- login / reset-request / reset-confirm 三个路由应用装饰器
限流策略(架构决策 #5/#6 配合):
- /login: 5 次/分钟(IP 级爆破防御,配合账号级 5 次锁定 15min)
- /reset-request: 3 次/分钟(防邮件/短信滥用)
- /reset-confirm: 5 次/分钟(防 token 暴力猜解)
测试结果(test_client 压测):
- login: 1-5 次业务 401,6 次起 429 ✅
- reset-request: 1-3 次业务 200,4 次起 429 ✅
依赖:commit b002e92 的 7 路由蓝图。
BIZ-127 架构决策:
✓ #5 限流 5 次/分钟(IP 级,与账号级锁定 15min 双重防御)
Co-authored-by: multica-agent <github@multica.ai>
This commit is contained in:
@@ -31,6 +31,25 @@ from lottery import DoubleColorBallGenerator
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app = Flask(__name__)
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# ============================================================
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# Flask-Limiter 限流(BIZ-129 commit 2)
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# ============================================================
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# 架构决策:按 IP + 路径限流,内存存储(单进程;多进程需切换 Redis)
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# - 默认 60 次/分钟
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# - login / reset-* 路由单独在 auth_api.py 里装饰
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try:
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from flask_limiter import Limiter
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from flask_limiter.util import get_remote_address
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limiter = Limiter(
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key_func=get_remote_address,
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app=app,
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default_limits=['60 per minute'],
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storage_uri='memory://',
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)
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except ImportError as e:
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print(f'[BIZ-129] Flask-Limiter 不可用,限流禁用:{e}', file=sys.stderr)
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limiter = None
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# ============================================================
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# 认证 API 蓝图注册(BIZ-129 方案 C)
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# ============================================================
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@@ -38,7 +57,7 @@ app = Flask(__name__)
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# reset-request / reset-confirm。session 存 sha256 hash 入库(架构决策 #2)。
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try:
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from auth_api import register_auth_api
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register_auth_api(app)
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register_auth_api(app, limiter=limiter)
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except ImportError as e:
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# auth_api.py 未就绪时不影响主流程(保持向后兼容)
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print(f'[BIZ-129] auth_api 蓝图注册跳过:{e}', file=sys.stderr)
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