88 lines
2.7 KiB
Python
88 lines
2.7 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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数据库配置模块
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仅包含数据库连接的配置信息
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"""
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from urllib.parse import quote_plus
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from sqlalchemy.ext.declarative import declarative_base
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from config.settings import settings
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# 创建Model基类
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Base = declarative_base()
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# 数据库连接配置
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class DBConfig:
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"""数据库配置类"""
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# 数据库连接URL
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DATABASE_URL = settings.DATABASE_URL
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# 数据库连接参数（强制关闭echo）
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DATABASE_ARGS = {**settings.DATABASE_ARGS, "echo": False}
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# 异步数据库连接参数
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ASYNC_DATABASE_ARGS = {
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"pool_size": settings.DB_POOL_SIZE,
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"max_overflow": settings.DB_MAX_OVERFLOW,
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"pool_recycle": settings.DB_POOL_RECYCLE,
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"echo": False, # 强制关闭SQL日志输出
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"pool_pre_ping": True
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}
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@classmethod
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def create_db_url(cls, include_db_name=True):
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"""
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创建数据库连接URL
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Args:
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include_db_name: 是否包含数据库名称
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Returns:
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str: 数据库连接URL
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"""
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if include_db_name:
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return settings.DATABASE_URL
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else:
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# 根据数据库类型创建不同的连接URL
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if settings.DB_DIALECT == 'sqlite':
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return "sqlite:///:memory:"
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# 对用户名和密码进行URL编码，避免特殊字符（如@符号）造成解析错误
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encoded_user = quote_plus(settings.DB_USER)
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encoded_password = quote_plus(settings.DB_PASSWORD)
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return f"{settings.DB_DIALECT}+{settings.DB_DRIVER}://{encoded_user}:{encoded_password}@{settings.DB_HOST}:{settings.DB_PORT}/mysql"
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# 缓存配置
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class CacheConfig:
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"""缓存配置类，定义Redis缓存配置"""
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# Redis连接配置
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REDIS_URL = settings.REDIS_URL
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REDIS_HOST = settings.REDIS_HOST
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REDIS_PORT = settings.REDIS_PORT
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REDIS_DB = settings.REDIS_DB
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REDIS_PASSWORD = settings.REDIS_PASSWORD
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REDIS_PREFIX = settings.REDIS_PREFIX
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REDIS_SOCKET_TIMEOUT = settings.REDIS_SOCKET_TIMEOUT
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REDIS_SOCKET_CONNECT_TIMEOUT = settings.REDIS_SOCKET_CONNECT_TIMEOUT
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REDIS_DECODE_RESPONSES = settings.REDIS_DECODE_RESPONSES
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@classmethod
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def get_redis_connection_args(cls):
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"""
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获取Redis连接参数
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Returns:
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dict: Redis连接参数字典
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"""
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return {
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"host": cls.REDIS_HOST,
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"port": cls.REDIS_PORT,
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"db": cls.REDIS_DB,
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"password": cls.REDIS_PASSWORD,
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"socket_timeout": cls.REDIS_SOCKET_TIMEOUT,
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"socket_connect_timeout": cls.REDIS_SOCKET_CONNECT_TIMEOUT,
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"decode_responses": cls.REDIS_DECODE_RESPONSES
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}
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