mirror of
https://github.com/fastapiadmin/FastapiAdmin.git
synced 2026-09-21 04:46:26 +00:00
zhangtao
cf88ab8897
- 移除原监控仪表盘独立模块，将相关功能合并到在线监控模块 - 重构租户配置字段名，统一使用logo_url和name替代tenant_logo/tenant_name - 优化搜索工具函数，移除重复导入 - 调整参数配置模型字段长度限制，移除config_value的max_length约束 - 清理冗余的常量定义和导入语句 - 修复批量状态设置接口的redis依赖注入 - 增强OAuth登录安全性，添加租户默认归属和state一次性消费 - 优化资源目录缓存逻辑，减少重复计算 - 新增API Token模块基础框架 - 完善用户token版本管理，支持主动失效JWT - 调整AI模型配置缓存过期时间 - 修复菜单类型字段索引，提升查询性能 - 简化前端刷新token调用逻辑 - 新增滑块验证完成接口和忘记密码验证码校验 - 调整系统配置默认值，添加操作日志保留天数和接口白名单配置 - 限制Mock支付回调仅在开发环境可用 - 重构websocket认证方式，支持更安全的subprotocol传参
388 lines
12 KiB
Python
388 lines
12 KiB
Python
from typing import Any
|
||
|
||
from redis.asyncio.client import Redis
|
||
|
||
from app.core.logger import logger
|
||
|
||
|
||
class RedisCURD:
|
||
"""缓存工具类"""
|
||
|
||
def __init__(self, redis: Redis) -> None:
|
||
"""初始化"""
|
||
self.redis = redis
|
||
|
||
async def mget(self, keys: list) -> list:
|
||
"""批量获取缓存
|
||
|
||
参数:
|
||
- keys (list): 键名列表
|
||
|
||
返回:
|
||
- list: 返回缓存值列表,如果获取失败则返回空列表
|
||
"""
|
||
try:
|
||
data = await self.redis.mget(*[str(key) for key in keys])
|
||
return data
|
||
except Exception as e:
|
||
logger.error(f"批量获取缓存失败: {e!s}")
|
||
return []
|
||
|
||
async def scan_keys(self, pattern: str = "*", count: int = 100) -> list:
|
||
"""SCAN 模式获取缓存键名（不阻塞 Redis，推荐替代 get_keys）
|
||
|
||
参数:
|
||
- pattern (str, optional): 匹配模式,默认值为"*"。
|
||
- count (int, optional): 每次迭代基数，默认 100。
|
||
|
||
返回:
|
||
- list: 返回匹配的缓存键名列表,如果获取失败则返回空列表
|
||
"""
|
||
try:
|
||
keys: list = []
|
||
async for key in self.redis.scan_iter(match=pattern, count=count):
|
||
keys.append(key)
|
||
return keys
|
||
except Exception as e:
|
||
logger.error(f"扫描缓存键名失败: {e!s}")
|
||
return []
|
||
|
||
async def get_keys(self, pattern: str = "*") -> list:
|
||
"""获取缓存键名（KEYS 命令，可能阻塞 Redis，小数据量使用）
|
||
|
||
参数:
|
||
- pattern (str, optional): 匹配模式,默认值为"*"。
|
||
|
||
返回:
|
||
- list: 返回匹配的缓存键名列表,如果获取失败则返回空列表
|
||
"""
|
||
try:
|
||
keys = await self.redis.keys(f"{pattern}")
|
||
return keys
|
||
except Exception as e:
|
||
logger.error(f"获取缓存键名失败: {e!s}")
|
||
return []
|
||
|
||
async def get(self, key: str) -> Any:
|
||
"""获取缓存
|
||
|
||
参数:
|
||
- key (str): 缓存键名
|
||
|
||
返回:
|
||
- Any: 返回缓存值,如果缓存不存在则返回None
|
||
"""
|
||
try:
|
||
data = await self.redis.get(f"{key}")
|
||
|
||
if data is None:
|
||
return None
|
||
|
||
return data
|
||
|
||
except Exception as e:
|
||
logger.error(f"获取缓存失败: {e!s}")
|
||
return None
|
||
|
||
async def set(self, key: str, value: Any, expire: int | None = None) -> bool:
|
||
"""设置缓存
|
||
|
||
参数:
|
||
- key (str): 缓存键名
|
||
- value (Any): 缓存值
|
||
- expire (int, optional): 过期时间,单位为秒,默认值为None
|
||
|
||
返回:
|
||
- bool: 如果设置缓存成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
if expire:
|
||
await self.redis.set(name=key, value=value, ex=expire)
|
||
else:
|
||
await self.redis.set(name=key, value=value)
|
||
return True
|
||
except Exception as e:
|
||
logger.error(f"设置缓存失败: {e!s}")
|
||
return False
|
||
|
||
async def lock(self, key: str, expire: int, value: str | None = None) -> tuple[bool, str]:
|
||
"""获取分布式锁
|
||
|
||
参数:
|
||
- key (str): 锁键名
|
||
- expire (int): 锁过期时间,单位为秒
|
||
- value (str, optional): 锁值,默认值为None（自动生成UUID）。
|
||
|
||
返回:
|
||
- tuple[bool, str]: (获取锁是否成功, 锁值)
|
||
"""
|
||
try:
|
||
import uuid
|
||
|
||
# 如果没有提供value，生成唯一的UUID
|
||
lock_value = value or str(uuid.uuid4())
|
||
# 使用setnx命令实现原子性锁获取
|
||
result = await self.redis.set(
|
||
name=key,
|
||
value=lock_value,
|
||
ex=expire,
|
||
nx=True, # 只有当键不存在时才设置
|
||
)
|
||
return (result is not None, lock_value)
|
||
except Exception as e:
|
||
logger.error(f"获取分布式锁失败: {e!s}")
|
||
return (False, "")
|
||
|
||
async def unlock(self, key: str, value: str) -> bool:
|
||
"""释放分布式锁（安全版本，验证锁值）
|
||
|
||
参数:
|
||
- key (str): 锁键名
|
||
- value (str): 锁值，用于验证锁的持有者
|
||
|
||
返回:
|
||
- bool: 如果释放锁成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
# 使用Lua脚本确保原子性验证和删除
|
||
script = """
|
||
if redis.call('get', KEYS[1]) == ARGV[1] then
|
||
return redis.call('del', KEYS[1])
|
||
else
|
||
return 0
|
||
end
|
||
"""
|
||
result = await self.redis.eval(script, 1, key, value) # pyright: ignore[reportGeneralTypeIssues]
|
||
return result == 1
|
||
except Exception as e:
|
||
logger.error(f"释放分布式锁失败: {e!s}")
|
||
return False
|
||
|
||
async def unlock_simple(self, key: str) -> bool:
|
||
"""释放分布式锁（简单版本，不验证锁值）
|
||
|
||
参数:
|
||
- key (str): 锁键名
|
||
|
||
返回:
|
||
- bool: 如果释放锁成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
await self.redis.delete(key)
|
||
return True
|
||
except Exception as e:
|
||
logger.error(f"释放分布式锁失败: {e!s}")
|
||
return False
|
||
|
||
async def delete(self, *keys: str) -> bool:
|
||
"""删除缓存
|
||
|
||
参数:
|
||
- keys (str): 缓存键名
|
||
|
||
返回:
|
||
- bool: 如果删除缓存成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
await self.redis.delete(*keys)
|
||
return True
|
||
except Exception as e:
|
||
logger.error(f"删除缓存失败: {e!s}")
|
||
return False
|
||
|
||
async def clear(self, pattern: str = "*") -> bool:
|
||
"""清空缓存
|
||
|
||
参数:
|
||
- pattern (str, optional): 匹配模式,默认值为"*"。
|
||
|
||
返回:
|
||
- bool: 如果清空缓存成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
keys = await self.redis.keys(f"{pattern}")
|
||
if keys:
|
||
await self.redis.delete(*keys)
|
||
return True
|
||
except Exception as e:
|
||
logger.error(f"清空缓存失败: {e!s}")
|
||
return False
|
||
|
||
async def exists(self, key: str) -> bool:
|
||
"""判断缓存是否存在
|
||
|
||
参数:
|
||
- key (str): 缓存键名
|
||
|
||
返回:
|
||
- bool: 如果缓存存在则返回True,否则返回False
|
||
"""
|
||
try:
|
||
return await self.redis.exists(f"{key}")
|
||
except Exception as e:
|
||
logger.error(f"判断缓存是否存在失败: {e!s}")
|
||
return False
|
||
|
||
async def ttl(self, key: str) -> int:
|
||
"""获取缓存过期时间
|
||
|
||
参数:
|
||
- key (str): 缓存键名
|
||
|
||
返回:
|
||
- int: 返回缓存过期时间,单位为秒,如果缓存没有设置过期时间则返回-1
|
||
"""
|
||
try:
|
||
return await self.redis.ttl(f"{key}")
|
||
except Exception as e:
|
||
logger.error(f"获取缓存过期时间失败: {e!s}")
|
||
return -1
|
||
|
||
async def renew_lock(self, key: str, expire: int, value: str) -> bool:
|
||
"""续约分布式锁
|
||
|
||
参数:
|
||
- key (str): 锁键名
|
||
- expire (int): 新的过期时间,单位为秒
|
||
- value (str): 锁值，用于验证锁的持有者
|
||
|
||
返回:
|
||
- bool: 如果续约锁成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
# 使用Lua脚本确保原子性验证和续约
|
||
script = """
|
||
if redis.call('get', KEYS[1]) == ARGV[1] then
|
||
return redis.call('expire', KEYS[1], ARGV[2])
|
||
else
|
||
return 0
|
||
end
|
||
"""
|
||
result = await self.redis.eval(script, 1, key, value, str(expire)) # pyright: ignore[reportGeneralTypeIssues]
|
||
return result == 1
|
||
except Exception as e:
|
||
logger.error(f"续约分布式锁失败: {e!s}")
|
||
return False
|
||
|
||
async def expire(self, key: str, expire: int) -> bool:
|
||
"""设置缓存过期时间
|
||
|
||
参数:
|
||
- key (str): 缓存键名
|
||
- expire (int): 过期时间,单位为秒
|
||
|
||
返回:
|
||
- bool: 如果设置缓存过期时间成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
return bool(await self.redis.expire(name=key, time=expire))
|
||
except Exception as e:
|
||
logger.error(f"设置缓存过期时间失败: {e!s}")
|
||
return False
|
||
|
||
async def delete_by_pattern(self, pattern: str) -> int:
|
||
"""按 glob 模式批量删除 Redis 键，返回实际删除的键数
|
||
|
||
参数:
|
||
- pattern (str): 通配符模式，例如 "USER_SESSION:123*"
|
||
|
||
返回:
|
||
- int: 实际删除的键数量
|
||
"""
|
||
try:
|
||
count = 0
|
||
async for key in self.redis.scan_iter(match=pattern, count=100):
|
||
if await self.redis.delete(key):
|
||
count += 1
|
||
return count
|
||
except Exception as e:
|
||
logger.error(f"按模式删除缓存失败: pattern={pattern}, err={e!s}")
|
||
return 0
|
||
|
||
async def info(self) -> dict:
|
||
"""获取缓存信息
|
||
|
||
返回:
|
||
- dict: 返回缓存信息字典,如果获取失败则返回空字典
|
||
"""
|
||
try:
|
||
return await self.redis.info()
|
||
except Exception as e:
|
||
logger.error(f"获取缓存信息失败: {e!s}")
|
||
return {}
|
||
|
||
async def db_size(self) -> int:
|
||
"""获取数据库大小
|
||
|
||
返回:
|
||
- int: 返回数据库大小,如果获取失败则返回0
|
||
"""
|
||
try:
|
||
return await self.redis.dbsize()
|
||
except Exception as e:
|
||
logger.error(f"获取数据库大小失败: {e!s}")
|
||
return 0
|
||
|
||
async def commandstats(self) -> dict:
|
||
"""获取命令统计信息
|
||
|
||
返回:
|
||
- dict: 返回命令统计信息字典,如果获取失败则返回空字典
|
||
"""
|
||
try:
|
||
return await self.redis.info("commandstats")
|
||
except Exception as e:
|
||
logger.error(f"获取命令统计信息失败: {e!s}")
|
||
return {}
|
||
|
||
async def hash_set(self, name: str, key: str, value: Any) -> bool:
|
||
"""设置哈希缓存
|
||
|
||
参数:
|
||
- name (str): 哈希缓存名称
|
||
- key (str): 哈希缓存键名
|
||
- value (Any): 哈希缓存值
|
||
|
||
返回:
|
||
- bool: 如果设置哈希缓存成功则返回True,否则返回False
|
||
"""
|
||
try:
|
||
await self.redis.hset(name=name, key=key, value=value) # type: ignore[arg-type]
|
||
return True
|
||
except Exception as e:
|
||
logger.error(f"设置哈希缓存失败: {e!s}")
|
||
return False
|
||
|
||
async def hash_get(self, name: str, keys: list[str]) -> list[Any]:
|
||
"""获取哈希缓存
|
||
|
||
参数:
|
||
- name (str): 哈希缓存名称
|
||
- keys (list[str]): 哈希缓存键名列表
|
||
|
||
返回:
|
||
- Awaitable[list[Any]] | list[Any]: 返回哈希缓存值列表,如果获取失败则返回空列表
|
||
"""
|
||
try:
|
||
data = await self.redis.hmget(name=name, keys=keys) # type: ignore[arg-type]
|
||
return data
|
||
except Exception as e:
|
||
logger.error(f"获取哈希缓存失败: {e!s}")
|
||
return []
|
||
|
||
async def publish(self, channel: str, message: str) -> int:
|
||
"""发布消息到频道（Redis pub/sub）
|
||
|
||
参数:
|
||
- channel (str): 频道名称
|
||
- message (str): 消息内容
|
||
|
||
返回:
|
||
- int: 订阅者数量
|
||
"""
|
||
try:
|
||
return await self.redis.publish(channel, message)
|
||
except Exception as e:
|
||
logger.error(f"Redis 发布消息失败: channel={channel}, err={e!s}")
|
||
return 0
|