80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
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# Copyright © 2025 Unsloth AI
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"""MCP helper endpoints for data recipe."""
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from __future__ import annotations
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from collections import defaultdict
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from fastapi import APIRouter
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from core.data_recipe.service import build_mcp_providers
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from models.data_recipe import (
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McpToolsListRequest,
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McpToolsListResponse,
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McpToolsProviderResult,
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)
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router = APIRouter()
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@router.post("/mcp/tools", response_model=McpToolsListResponse)
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def list_mcp_tools(payload: McpToolsListRequest) -> McpToolsListResponse:
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try:
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from data_designer.engine.mcp import io as mcp_io
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except ImportError as exc:
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return McpToolsListResponse(
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providers=[
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McpToolsProviderResult(
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name="",
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error=f"MCP dependencies unavailable: {exc}",
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)
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]
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)
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providers: list[McpToolsProviderResult] = []
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tool_to_providers: dict[str, list[str]] = defaultdict(list)
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for provider_payload in payload.mcp_providers:
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provider_name = str(provider_payload.get("name", "")).strip()
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built = build_mcp_providers({"mcp_providers": [provider_payload]})
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if len(built) != 1:
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providers.append(
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McpToolsProviderResult(
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name=provider_name,
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error="Unsupported MCP provider config.",
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)
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)
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continue
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provider = built[0]
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try:
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tools = mcp_io.list_tools(provider, timeout_sec=payload.timeout_sec)
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tool_names = sorted({tool.name for tool in tools if getattr(tool, "name", "")})
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for tool_name in tool_names:
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tool_to_providers[tool_name].append(provider.name)
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providers.append(
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McpToolsProviderResult(
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name=provider.name,
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tools=tool_names,
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)
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)
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except Exception as exc:
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providers.append(
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McpToolsProviderResult(
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name=provider.name or provider_name,
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error=str(exc).strip() or "Failed to load tools.",
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)
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)
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duplicate_tools = {
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tool_name: provider_names
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for tool_name, provider_names in sorted(tool_to_providers.items())
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if len(provider_names) > 1
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}
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return McpToolsListResponse(
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providers=providers,
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duplicate_tools=duplicate_tools,
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)
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