核心功能: - 6 层检测管线: L0 结构分析 → L1 ClamAV → L2 文档深度检测 → L3 关键词匹配 → L4 YARA → L5 PE/二进制 - FastAPI + PostgreSQL + Redis + Docker Compose 架构 - 客户端 HMAC-SHA256 签名鉴权 + 限流 + 幂等性 - 控制台 UI (登录/Dashboard/诊断中心/策略管理/任务列表/测试中心/产品介绍页) - 三层诊断定时器 (error_scan 30s / db_aggregate 30s / container_check 5min) 并发与稳定性修复: - 诊断定时器 Redis 时间槽位锁 (多 worker 同一槽位只有一个执行) - JSONL 存储 fcntl 跨进程排他锁 + 容错解码 + 原子重写 - 移除 SQLite fallback, 统一 PostgreSQL - API_CLIENTS 脱敏为环境变量, .env 已 .gitignore
88 lines
2.8 KiB
Python
88 lines
2.8 KiB
Python
"""统一日志配置。
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特性:
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- 五级日志:DEBUG / INFO / WARNING / ERROR / CRITICAL,默认 INFO
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- 同时输出到控制台和文件(RotatingFileHandler 按大小轮转)
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- 通过环境变量 ``MESHSAFE_LOG_LEVEL`` 控制级别
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- 通过环境变量 ``MESHSAFE_LOG_DIR`` 控制日志文件目录
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- 日志文件按 10 MB 轮转,保留最近 5 份
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- 自动为 FastAPI / uvicorn / sqlalchemy 等第三方库设置一致的级别
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"""
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from __future__ import annotations
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import logging
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import logging.handlers
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import os
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import sys
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from pathlib import Path
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from app.config import get_settings
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_LOG_FORMAT = "%(asctime)s [%(levelname)s] %(name)s - %(message)s"
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_DATE_FORMAT = "%Y-%m-%d %H:%M:%S"
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_MAX_BYTES = 10 * 1024 * 1024 # 10 MB
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_BACKUP_COUNT = 5
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def setup_logging() -> None:
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"""初始化全局日志配置。幂等:多次调用不会重复添加 handler。"""
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settings = get_settings()
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level_name = os.environ.get("MESHSAFE_LOG_LEVEL", settings.log_level).upper()
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level = getattr(logging, level_name, logging.INFO)
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log_dir = os.environ.get("MESHSAFE_LOG_DIR", "/var/log/meshsafe")
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Path(log_dir).mkdir(parents=True, exist_ok=True)
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root_logger = logging.getLogger()
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root_logger.setLevel(level)
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# 幂等:已初始化则跳过
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if root_logger.handlers:
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# 更新级别即可
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root_logger.setLevel(level)
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for handler in root_logger.handlers:
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handler.setLevel(level)
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return
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formatter = logging.Formatter(_LOG_FORMAT, datefmt=_DATE_FORMAT)
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# 控制台 handler
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console = logging.StreamHandler(sys.stdout)
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console.setLevel(level)
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console.setFormatter(formatter)
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root_logger.addHandler(console)
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# 文件 handler(按大小轮转)
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log_file = os.path.join(log_dir, "meshsafe.log")
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file_handler = logging.handlers.RotatingFileHandler(
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log_file,
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maxBytes=_MAX_BYTES,
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backupCount=_BACKUP_COUNT,
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encoding="utf-8",
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)
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file_handler.setLevel(level)
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file_handler.setFormatter(formatter)
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root_logger.addHandler(file_handler)
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# 第三方库级别收敛:避免 uvicorn.access / sqlalchemy 刷屏
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logging.getLogger("uvicorn.access").setLevel(logging.WARNING)
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logging.getLogger("sqlalchemy.engine").setLevel(logging.WARNING)
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logging.getLogger("redis").setLevel(logging.WARNING)
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logging.getLogger("pydantic").setLevel(logging.WARNING)
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# 启动日志
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root_logger.info(
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"日志系统初始化完成:级别=%s,日志文件=%s(按 %d MB 轮转,保留 %d 份)",
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logging.getLevelName(level),
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log_file,
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_MAX_BYTES // (1024 * 1024),
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_BACKUP_COUNT,
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)
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def get_logger(name: str) -> logging.Logger:
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"""获取模块级 logger。"""
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return logging.getLogger(name)
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