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NeteaseUrl/core/repo.py
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snowy-yang 2c55b55e03 feat(routes): 迁移查询类路由到 FastAPI + 会话互通 + 统一错误/限流
会话互通(迁移关键):
- core/session.py:itsdangerous 兼容的签名 Cookie 编解码(同密钥/同 salt/同
  时间戳编码),Flask 与 FastAPI 双向可读——实测 F->core 与 core->F 双向解出一致,
  篡改/错密钥返回 None

FastAPI 基础设施:
- web/deps.py    会话→当前用户(封禁/顶号校验,口径同 auth_system.current_user)
- web/errors.py  AppError + 全局异常处理,404/405/400 统一为本站包体
- web/ratelimit.py 复用 core.state 同一批限流桶(跨栈共享,避免绕框架绕过限流)
- core/repo.py  补 get_user_by_id(异步)

迁移路由(/api/v1/*,与 Flask 同端点逐字段对齐):
- toplist / artist_songs / comments / search,走 music_api 异步方法
- search 的服务器昵称遮蔽改为 FastAPI 侧异步实现(不再依赖 main)

契约奇偶校验:扩展至 7 项(含登录会话互通 + 未登录 401),全 OK;
CDN 分片主机差异归一化(上游易变值,非契约漂移)。

验证:pytest 33/33;ruff All checks passed;pyright 0 errors;
uvicorn 实跑未登录 401 包体与 Flask 一致。
2026-09-26 01:09:01 +08:00

67 lines
2.4 KiB
Python

# -*- coding: utf-8 -*-
"""站点数据异步读写仓储(FastAPI 栈用)。
直接读写 auth_system 建立的同一份 SQLite(同一 DB_PATH / 同一 schema),
但走 core.db 的 aiosqlite 异步层——读并发、写串行、WAL 读写同时进行。
设计约束:本模块**不改动** auth_system 既有 schema,只做读写;字段口径与
auth_system 保持一致(键名、默认值)。迁移期两条栈共存、共库。
"""
from typing import Any
from core import db
# ---------- settings ----------
async def get_setting(key: str, default: str = '') -> str:
"""读单个站点设置(对应 auth_system.get_setting)。"""
row = await db.fetch_one('SELECT value FROM settings WHERE key = ?', (key,))
return row['value'] if row is not None else default
async def set_setting(key: str, value: str) -> None:
"""写站点设置(upsert)。"""
await db.execute(
'INSERT INTO settings (key, value) VALUES (?, ?) '
'ON CONFLICT(key) DO UPDATE SET value = excluded.value',
(key, value),
)
async def all_settings() -> dict[str, str]:
rows = await db.fetch_all('SELECT key, value FROM settings')
return {r['key']: r['value'] for r in rows}
# ---------- announcements ----------
async def list_announcements(limit: int = 20) -> list[dict[str, Any]]:
rows = await db.fetch_all(
'SELECT * FROM announcements ORDER BY rowid DESC LIMIT ?', (limit,))
return [dict(r) for r in rows]
# ---------- users(只读统计;写操作请走 auth_system 的事务口径) ----------
async def count_users(role: str | None = None) -> int:
if role:
return int(await db.fetch_val('SELECT COUNT(*) FROM users WHERE role = ?', (role,), 0))
return int(await db.fetch_val('SELECT COUNT(*) FROM users', (), 0))
async def get_user_by_name(username: str) -> dict[str, Any] | None:
row = await db.fetch_one('SELECT * FROM users WHERE username = ?', (username,))
return dict(row) if row is not None else None
async def get_user_by_id(uid: int) -> dict[str, Any] | None:
row = await db.fetch_one('SELECT * FROM users WHERE id = ?', (uid,))
return dict(row) if row is not None else None
# ---------- billing ledger(只读对账) ----------
async def ledger_open_count() -> int:
return int(await db.fetch_val(
"SELECT COUNT(*) FROM billing_ledger WHERE status = 'open'", (), 0))