init

.gitignore

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+__pycache__
+.venv
+venv
+
+.vscode
+.idea
+
+upload

main.py

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+from pathlib import Path
+from loguru import logger
+from fastapi import FastAPI, HTTPException, Request
+from fastapi.responses import FileResponse
+import aiofiles
+
+
+def mk_upload_dir():
+    import os
+    os.makedirs("upload", exist_ok=True)
+
+
+mk_upload_dir()
+
+app = FastAPI()
+
+
+@app.get("/{file:path}")
+def download(file: str) -> FileResponse:
+    file = "/"+file
+
+    logger.info(f"Downloading {file}")
+    file_path = Path("upload") / file
+    if not file_path.exists():
+        raise HTTPException(status_code=404, detail="File not found")
+    return FileResponse(path=file, filename=file)
+
+
+@app.post("/{file:path}")
+async def upload(file: str, request: Request) -> dict:
+    logger.info(f"Uploading {file}")
+
+    # 确保目录存在
+    full_path = Path("upload") / file
+    full_path.parent.mkdir(parents=True, exist_ok=True)
+
+    # 流式写入文件
+    total_size = 0
+    async with aiofiles.open(full_path, 'wb') as f:
+        async for chunk in request.stream():
+            await f.write(chunk)
+            total_size += len(chunk)
+
+    return {
+        "status": "success",
+        "file": file,
+        "size": total_size,
+        "path": full_path
+    }

requirements.txt

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+fastapi
+uvicorn[standard]
+loguru
+aiofiles