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https://github.com/MODSetter/SurfSense.git
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7d866a2279
shared/sandbox.py was used only by the filesystem middleware/tools (and the boundary) -- never by main_agent or subagents as shared code. Move it next to its only agent-side consumer: multi_agent_chat/shared/sandbox.py -> multi_agent_chat/shared/middleware/filesystem/sandbox.py
109 lines
3.5 KiB
Python
109 lines
3.5 KiB
Python
"""Routes for downloading files from Daytona sandbox environments."""
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from __future__ import annotations
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import asyncio
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import logging
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from fastapi import APIRouter, Depends, HTTPException, Query
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from fastapi.responses import Response
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy.future import select
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from app.db import NewChatThread, Permission, User, get_async_session
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from app.users import current_active_user
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from app.utils.rbac import check_permission
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logger = logging.getLogger(__name__)
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router = APIRouter()
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MIME_TYPES: dict[str, str] = {
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".png": "image/png",
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".jpg": "image/jpeg",
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".jpeg": "image/jpeg",
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".gif": "image/gif",
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".webp": "image/webp",
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".svg": "image/svg+xml",
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".pdf": "application/pdf",
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".csv": "text/csv",
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".json": "application/json",
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".txt": "text/plain",
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".html": "text/html",
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".md": "text/markdown",
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".py": "text/x-python",
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".xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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".zip": "application/zip",
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}
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def _guess_media_type(filename: str) -> str:
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ext = ("." + filename.rsplit(".", 1)[-1].lower()) if "." in filename else ""
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return MIME_TYPES.get(ext, "application/octet-stream")
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@router.get("/threads/{thread_id}/sandbox/download")
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async def download_sandbox_file(
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thread_id: int,
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path: str = Query(..., description="Absolute path of the file inside the sandbox"),
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session: AsyncSession = Depends(get_async_session),
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user: User = Depends(current_active_user),
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):
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"""Download a file from the Daytona sandbox associated with a chat thread."""
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from app.agents.chat.multi_agent_chat.shared.middleware.filesystem.sandbox import (
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get_or_create_sandbox,
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is_sandbox_enabled,
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)
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if not is_sandbox_enabled():
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raise HTTPException(status_code=404, detail="Sandbox is not enabled")
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result = await session.execute(
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select(NewChatThread).filter(NewChatThread.id == thread_id)
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)
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thread = result.scalars().first()
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if not thread:
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raise HTTPException(status_code=404, detail="Thread not found")
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await check_permission(
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session,
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user,
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thread.search_space_id,
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Permission.CHATS_READ.value,
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"You don't have permission to access files in this thread",
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)
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from app.agents.chat.multi_agent_chat.shared.middleware.filesystem.sandbox import (
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get_local_sandbox_file,
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)
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# Prefer locally-persisted copy (sandbox may already be deleted)
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local_content = get_local_sandbox_file(thread_id, path)
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if local_content is not None:
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filename = path.rsplit("/", 1)[-1] if "/" in path else path
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media_type = _guess_media_type(filename)
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return Response(
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content=local_content,
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media_type=media_type,
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headers={"Content-Disposition": f'attachment; filename="{filename}"'},
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)
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# Fall back to live sandbox download
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try:
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sandbox, _ = await get_or_create_sandbox(thread_id)
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content: bytes = await asyncio.to_thread(sandbox.download_file, path)
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except Exception as exc:
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logger.warning("Sandbox file download failed for %s: %s", path, exc)
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raise HTTPException(
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status_code=404, detail=f"Could not download file: {exc}"
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) from exc
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filename = path.rsplit("/", 1)[-1] if "/" in path else path
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media_type = _guess_media_type(filename)
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return Response(
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content=content,
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media_type=media_type,
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headers={"Content-Disposition": f'attachment; filename="{filename}"'},
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)
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