fix: 修复日志下载报错问题

xiaomusic/cli.py

@@ -78,49 +78,25 @@ def main():
     xiaomusic = XiaoMusic(config)
     HttpInit(xiaomusic)
 
-    log_config = {
-        "version": 1,
-        "formatters": {
-            "default": {
-                "()": "uvicorn.logging.DefaultFormatter",
-                "format": f"%(asctime)s [{__version__}] [%(levelname)s] %(filename)s:%(lineno)d: %(message)s",
-                "use_colors": False,
-            },
-        },
-        "handlers": {
-            "default": {
-                "class": "logging.StreamHandler",
-                "formatter": "default",
-                "stream": "ext://sys.stdout",
-            },
-            "file": {
-                "class": "logging.FileHandler",
-                "formatter": "default",
-                "filename": config.log_file,
-                "mode": "a",
-                "encoding": "utf-8",
-            },
-        },
-        "loggers": {
-            "uvicorn": {
-                "handlers": ["default", "file"],
-                "level": "INFO",
-            },
-            "uvicorn.error": {
-                "level": "INFO",
-                "handlers": ["default", "file"],
-                "propagate": False,
-            },
-            "uvicorn.access": {
-                "handlers": ["default", "file"],
-                "level": "INFO",
-                "propagate": False,
-            },
-        },
-    }
+    from uvicorn.config import LOGGING_CONFIG
 
+    LOGGING_CONFIG["formatters"]["access"] = {
+        "format": f"%(asctime)s [{__version__}] [%(levelname)s] %(filename)s:%(lineno)d: %(message)s",
+        "datefmt": "[%X]",
+    }
+    LOGGING_CONFIG["handlers"]["access"] = {
+        "level": "INFO",
+        "class": "logging.handlers.RotatingFileHandler",
+        "formatter": "access",
+        "filename": config.log_file,
+        "maxBytes": 10 * 1024 * 1024,
+        "backupCount": 1,
+    }
     uvicorn.run(
-        HttpApp, host=["::", "0.0.0.0"], port=config.port, log_config=log_config
+        HttpApp,
+        host=["::", "0.0.0.0"],
+        port=config.port,
+        log_config=LOGGING_CONFIG,
     )
 
 

xiaomusic/httpserver.py

@@ -2,6 +2,8 @@ import asyncio
 import json
 import os
 import secrets
+import shutil
+import tempfile
 from contextlib import asynccontextmanager
 from dataclasses import asdict
 from typing import Annotated
@@ -10,6 +12,7 @@ from fastapi import Depends, FastAPI, HTTPException, Request, status
 from fastapi.security import HTTPBasic, HTTPBasicCredentials
 from fastapi.staticfiles import StaticFiles
 from pydantic import BaseModel
+from starlette.background import BackgroundTask
 from starlette.responses import FileResponse
 
 from xiaomusic import __version__
@@ -239,7 +242,29 @@ async def downloadjson(data: UrlInfo):
 def downloadlog(Verifcation=Depends(verification)):
     file_path = xiaomusic.config.log_file
     if os.path.exists(file_path):
-        return FileResponse(path=file_path, media_type="text/plain")
+        # 创建一个临时文件来保存日志的快照
+        temp_file = tempfile.NamedTemporaryFile(delete=False)
+        try:
+            with open(file_path, "rb") as f:
+                shutil.copyfileobj(f, temp_file)
+            temp_file.close()
+
+            # 使用BackgroundTask在响应发送完毕后删除临时文件
+            def cleanup_temp_file(tmp_file_path):
+                os.remove(tmp_file_path)
+
+            background_task = BackgroundTask(cleanup_temp_file, temp_file.name)
+            return FileResponse(
+                temp_file.name,
+                media_type="text/plain",
+                filename="xiaomusic.txt",
+                background=background_task,
+            )
+        except Exception as e:
+            os.remove(temp_file.name)
+            raise HTTPException(
+                status_code=500, detail="Error capturing log file"
+            ) from e
     else:
         return {"message": "File not found."}