"""
日志系统配置
使用Loguru实现结构化日志记录
"""
import sys
from pathlib import Path
from loguru import logger
from datetime import datetime
from ..config.settings import settings
def setup_logger():
"""配置日志系统"""
# 移除默认处理器
logger.remove()
# 控制台输出配置
console_format = (
"<green>{time:YYYY-MM-DD HH:mm:ss.SSS}</green> | "
"<level>{level: <8}</level> | "
"<cyan>{name}</cyan>:<cyan>{function}</cyan>:<cyan>{line}</cyan> - "
"<level>{message}</level>"
)
logger.add(
sys.stdout,
format=console_format,
level=settings.log_level,
colorize=True,
enqueue=True # 异步写入
)
# 文件输出配置
logs_dir = Path("logs")
logs_dir.mkdir(exist_ok=True)
# 详细日志文件
detailed_format = (
"{time:YYYY-MM-DD HH:mm:ss.SSS} | "
"{level: <8} | "
"{name}:{function}:{line} - "
"{message} | "
"{extra}"
)
logger.add(
logs_dir / "mcp_commute_{time:YYYY-MM-DD}.log",
format=detailed_format,
level="DEBUG",
rotation="00:00", # 每天轮转
retention="30 days", # 保留30天
compression="zip", # 压缩旧日志
enqueue=True,
serialize=False
)
# 错误日志文件
logger.add(
logs_dir / "error_{time:YYYY-MM-DD}.log",
format=detailed_format,
level="ERROR",
rotation="00:00",
retention="90 days",
compression="zip",
enqueue=True,
serialize=False
)
# 结构化JSON日志（用于分析）
logger.add(
logs_dir / "structured_{time:YYYY-MM-DD}.json",
format="{message}",
level="INFO",
rotation="00:00",
retention="7 days",
compression="zip",
enqueue=True,
serialize=True # JSON序列化
)
logger.info("日志系统初始化完成")
logger.info(f"日志级别: {settings.log_level}")
logger.info(f"日志目录: {logs_dir.absolute()}")
return logger
def get_logger(name: str = None):
"""获取日志记录器实例"""
if name:
return logger.bind(name=name)
return logger
# 初始化全局日志记录器
app_logger = setup_logger()
# 导出常用方法
debug = app_logger.debug
info = app_logger.info
warning = app_logger.warning
error = app_logger.error
critical = app_logger.critical
exception = app_logger.exception
