Files
blog-service/config/logging.py
2025-10-20 15:43:03 +08:00

90 lines
2.1 KiB
Python

import atexit
import sys
from fluent import sender
from loguru import logger
from config.setting import settings
FLUENTD_HOST = settings.FLUENTD_HOST
FLUENTD_PORT = 24224
TOPIC_TAG = 'blog-service'
# 日志级别
LOG_LEVEL = settings.LOG_LEVEL.upper()
# 日志格式
STDOUT_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>"
)
FILE_FORMAT = (
"{time:YYYY-MM-DD HH:mm:ss.SSS} | "
"{level: <8} | "
"{name}:{function}:{line} - {message}"
)
fluent_sender = sender.FluentSender(
tag=TOPIC_TAG,
host=FLUENTD_HOST,
port=FLUENTD_PORT,
buffer_max_size=8 * 1024 * 1024,
timeout=3.0,
retry_timeout=60
)
def log_to_fluent(message):
try:
record = message.record
# 构建结构化日志数据
log_data = {
'topic': TOPIC_TAG,
'timestamp': record['time'].timestamp(),
'level': record['level'].name.lower(),
'message': record['message'],
'source': f"{record['file'].path}:{record['line']}",
'module': record['module'],
'function': record['function'],
'process_id': record['process'].id,
'thread_id': record['thread'].id,
**record['extra']
}
if not fluent_sender.emit(TOPIC_TAG, log_data):
print(f"Fluentd 发送失败: {fluent_sender.last_error}")
except Exception as e:
print(f"日志处理异常: {str(e)}")
# 移除默认处理器
logger.remove()
# 添加控制台处理器
logger.add(
sink=sys.stdout,
level=LOG_LEVEL,
format=STDOUT_FORMAT,
colorize=True,
backtrace=True, # 显示完整异常堆栈
diagnose=True, # 显示详细异常信息
)
logger.add(
log_to_fluent,
level=LOG_LEVEL, # 处理 INFO 及以上级别
format="{message}", # 原始消息(实际使用结构化数据)
backtrace=True, # 启用堆栈回溯
diagnose=True # 显示诊断信息
)
atexit.register(fluent_sender.close)
# 导出配置好的logger
__all__ = ["logger"]