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refactor: 共享请求管道、按需懒加载、流式内存护栏与连接池治理
- 抽取 ApiRequestPipeline 单例,44 个路由文件共享同一实例 - Handler/Adapter 模块级 __getattr__ 延迟导入,减少启动时间 - 新增 ensure_stream_buffer_limit() 流式内存护栏(16MB 单行 / 32MB 总量) - HTTP 空闲连接清理与 curl_cffi LRU 会话池 - ensure_providers_bootstrapped 按需引导指定 provider_types - Usage 事件序列化迁移至 msgpack,Redis codec 隔离 - 启动预热任务(/readyz 就绪门控)与优雅关闭 - 通知邮件模块独立开关与 SMTP 配置校验 - CryptoService DCL 线程安全修复 - 通知模块开关 DB 查询 30s 内存缓存 - /readyz 对 unknown 状态返回 503 - 预热关闭 5s 超时保护 - 预热适配器逐个 try-except 容错 - FormatConversionRegistry 哨兵模式防并发重复物化 - 流式缓冲检查无条件执行 Closes #230 Co-authored-by: AAEE86 <ppk0227@hotmail.com>
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src/modules/notification_email/__init__.py
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46
src/modules/notification_email/__init__.py
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"""
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通知邮件模块
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提供错误通知邮件发送开关,并复用 SMTP 配置页。
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from src.core.modules.base import ModuleCategory, ModuleDefinition, ModuleMetadata
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if TYPE_CHECKING:
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from sqlalchemy.orm import Session
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def _validate_config(db: Session) -> tuple[bool, str]:
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"""
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验证通知邮件模块配置。
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启用要求:SMTP 基础配置有效(至少 host + from_email)。
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"""
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from src.services.email.email_sender import EmailSenderService
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if not EmailSenderService.is_smtp_configured(db):
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return False, "请先完成邮件配置(SMTP)"
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return True, ""
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notification_email_module = ModuleDefinition(
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metadata=ModuleMetadata(
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name="notification_email",
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display_name="异常通知",
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description="为 5xx 异常发送邮件通知,可在模块管理中启用或禁用",
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category=ModuleCategory.INTEGRATION,
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env_key="NOTIFICATION_EMAIL_AVAILABLE",
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default_available=True,
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required_packages=[],
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# 通知邮件与 SMTP 配置复用同一页面,不在模块卡片展示独立“配置”入口。
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admin_route=None,
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admin_menu_icon="Mail",
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admin_menu_group="system",
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admin_menu_order=58,
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),
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validate_config=_validate_config,
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)
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