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294 lines
11 KiB
Python
294 lines
11 KiB
Python
# ========= Copyright 2025-2026 @ Eigent.ai All Rights Reserved. =========
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ========= Copyright 2025-2026 @ Eigent.ai All Rights Reserved. =========
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import logging
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import os
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from camel.toolkits.mcp_toolkit import MCPToolkit
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from fastapi import APIRouter, Depends, HTTPException
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from fastapi_babel import _
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from fastapi_pagination import Page
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from fastapi_pagination.ext.sqlmodel import paginate
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from sqlalchemy.orm import selectinload, with_loader_criteria
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from sqlmodel import Session, col, select
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from app.component.auth import Auth, auth_must
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from app.component.database import session
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from app.component.environment import env
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from app.model.mcp.mcp import Mcp, McpOut, McpType
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from app.model.mcp.mcp_env import McpEnv, Status as McpEnvStatus
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from app.model.mcp.mcp_user import McpImportType, McpUser, Status
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logger = logging.getLogger("server_mcp_controller")
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from app.component.validator.McpServer import (
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McpRemoteServer,
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McpServerItem,
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validate_mcp_remote_servers,
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validate_mcp_servers,
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)
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router = APIRouter(tags=["Mcp Servers"])
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async def pre_instantiate_mcp_toolkit(config_dict: dict) -> bool:
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"""
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Pre-instantiate MCP toolkit to complete authentication process
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Args:
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config_dict: MCP server configuration dictionary
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Returns:
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bool: Whether successfully instantiated and connected
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"""
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try:
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# Ensure unified auth directory for all mcp servers
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for server_config in config_dict.get("mcpServers", {}).values():
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if "env" not in server_config:
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server_config["env"] = {}
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# Set global auth directory to persist authentication across tasks
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if "MCP_REMOTE_CONFIG_DIR" not in server_config["env"]:
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server_config["env"]["MCP_REMOTE_CONFIG_DIR"] = env(
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"MCP_REMOTE_CONFIG_DIR", os.path.expanduser("~/.mcp-auth")
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)
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# Create MCP toolkit and attempt to connect
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mcp_toolkit = MCPToolkit(config_dict=config_dict, timeout=30)
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await mcp_toolkit.connect()
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# Get tools list to ensure connection is successful
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tools = mcp_toolkit.get_tools()
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logger.info("MCP toolkit pre-instantiated", extra={"tools_count": len(tools)})
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# Disconnect, authentication info is already saved
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await mcp_toolkit.disconnect()
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return True
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except Exception as e:
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logger.warning("MCP toolkit pre-instantiation failed", extra={"error": str(e)}, exc_info=True)
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return False
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@router.get("/mcps", name="mcp list")
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async def gets(
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keyword: str | None = None,
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category_id: int | None = None,
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mine: int | None = None,
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session: Session = Depends(session),
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auth: Auth = Depends(auth_must),
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) -> Page[McpOut]:
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"""List MCP servers with optional filtering."""
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user_id = auth.user.id
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stmt = (
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select(Mcp)
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.where(Mcp.no_delete())
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.options(
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selectinload(Mcp.category),
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selectinload(Mcp.envs),
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with_loader_criteria(McpEnv, col(McpEnv.status) == McpEnvStatus.in_use),
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)
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)
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if keyword:
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stmt = stmt.where(col(Mcp.key).like(f"%{keyword.lower()}%"))
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if category_id:
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stmt = stmt.where(Mcp.category_id == category_id)
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if mine and auth:
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stmt = (
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stmt.join(McpUser)
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.where(McpUser.user_id == user_id)
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.options(
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selectinload(Mcp.mcp_user),
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with_loader_criteria(McpUser, col(McpUser.user_id) == user_id),
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)
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)
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result = paginate(session, stmt)
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total = result.total if hasattr(result, "total") else 0
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logger.debug(
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"MCP list retrieved",
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extra={"user_id": user_id, "keyword": keyword, "category_id": category_id, "mine": mine, "total": total},
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)
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return result
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@router.get("/mcp", name="mcp detail", response_model=McpOut)
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async def get(id: int, session: Session = Depends(session)):
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"""Get MCP server details."""
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try:
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stmt = (
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select(Mcp).where(Mcp.no_delete(), Mcp.id == id).options(selectinload(Mcp.category), selectinload(Mcp.envs))
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)
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model = session.exec(stmt).one()
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logger.debug("MCP detail retrieved", extra={"mcp_id": id, "mcp_key": model.key})
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return model
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except Exception:
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logger.warning("MCP not found", extra={"mcp_id": id})
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raise HTTPException(status_code=404, detail=_("Mcp not found"))
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@router.post("/mcp/install", name="mcp install")
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async def install(mcp_id: int, session: Session = Depends(session), auth: Auth = Depends(auth_must)):
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"""Install MCP server for user."""
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user_id = auth.user.id
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mcp = session.get_one(Mcp, mcp_id)
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if not mcp:
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logger.warning("MCP install failed: MCP not found", extra={"user_id": user_id, "mcp_id": mcp_id})
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raise HTTPException(status_code=404, detail=_("Mcp not found"))
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exists = session.exec(select(McpUser).where(McpUser.mcp_id == mcp.id, McpUser.user_id == user_id)).first()
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if exists:
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logger.warning(
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"MCP install failed: already installed", extra={"user_id": user_id, "mcp_id": mcp_id, "mcp_key": mcp.key}
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)
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raise HTTPException(status_code=400, detail=_("mcp is installed"))
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install_command: dict = mcp.install_command
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# Pre-instantiate MCP toolkit for authentication
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config_dict = {"mcpServers": {mcp.key: install_command}}
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try:
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success = await pre_instantiate_mcp_toolkit(config_dict)
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if not success:
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logger.warning(
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"MCP pre-instantiation failed, continuing with installation",
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extra={"user_id": user_id, "mcp_id": mcp_id, "mcp_key": mcp.key},
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)
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else:
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logger.debug("MCP toolkit pre-instantiated", extra={"mcp_key": mcp.key})
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except Exception as e:
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logger.warning(
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"MCP pre-instantiation exception",
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extra={"user_id": user_id, "mcp_key": mcp.key, "error": str(e)},
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exc_info=True,
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)
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try:
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mcp_user = McpUser(
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mcp_id=mcp.id,
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user_id=user_id,
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mcp_name=mcp.name,
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mcp_key=mcp.key,
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mcp_desc=mcp.description,
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type=mcp.type,
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status=Status.enable,
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command=install_command["command"],
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args=install_command["args"],
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env=install_command["env"],
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server_url=None,
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)
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mcp_user.save()
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logger.info("MCP installed", extra={"user_id": user_id, "mcp_id": mcp_id, "mcp_key": mcp.key})
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return mcp_user
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except Exception as e:
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logger.error(
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"MCP installation failed",
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extra={"user_id": user_id, "mcp_id": mcp_id, "mcp_key": mcp.key, "error": str(e)},
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail="Internal server error")
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@router.post("/mcp/import/{mcp_type}", name="mcp import")
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async def import_mcp(
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mcp_type: McpImportType, mcp_data: dict, session: Session = Depends(session), auth: Auth = Depends(auth_must)
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):
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"""Import MCP servers (local or remote)."""
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user_id = auth.user.id
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if mcp_type == McpImportType.Local:
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logger.info("Importing local MCP servers", extra={"user_id": user_id})
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is_valid, res = validate_mcp_servers(mcp_data)
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if not is_valid:
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logger.warning("Local MCP import validation failed", extra={"user_id": user_id, "error": res})
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raise HTTPException(status_code=400, detail=res)
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mcp_data: dict[str, McpServerItem] = res.mcpServers
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imported_count = 0
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for name, data in mcp_data.items():
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config_dict = {"mcpServers": {name: {"command": data.command, "args": data.args, "env": data.env or {}}}}
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try:
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success = await pre_instantiate_mcp_toolkit(config_dict)
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if not success:
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logger.warning(
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"Local MCP pre-instantiation failed, continuing", extra={"user_id": user_id, "mcp_name": name}
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)
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except Exception as e:
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logger.warning(
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"Local MCP pre-instantiation exception",
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extra={"user_id": user_id, "mcp_name": name, "error": str(e)},
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)
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try:
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mcp_user = McpUser(
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mcp_id=0,
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user_id=user_id,
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mcp_name=name,
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mcp_key=name,
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mcp_desc=name,
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type=McpType.Local,
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status=Status.enable,
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command=data.command,
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args=data.args,
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env=data.env,
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server_url=None,
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)
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mcp_user.save()
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imported_count += 1
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except Exception as e:
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logger.error(
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"Failed to import local MCP",
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extra={"user_id": user_id, "mcp_name": name, "error": str(e)},
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exc_info=True,
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)
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logger.info("Local MCPs imported", extra={"user_id": user_id, "count": imported_count})
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return {"message": "Local MCP servers imported successfully", "count": imported_count}
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elif mcp_type == McpImportType.Remote:
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logger.info("Importing remote MCP server", extra={"user_id": user_id})
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is_valid, res = validate_mcp_remote_servers(mcp_data)
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if not is_valid:
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logger.warning("Remote MCP import validation failed", extra={"user_id": user_id, "error": res})
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raise HTTPException(status_code=400, detail=res)
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data: McpRemoteServer = res
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try:
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# For remote servers, we don't need to pre-instantiate as they typically don't require authentication
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# but we can still try to validate the connection if needed
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mcp_user = McpUser(
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mcp_id=0,
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user_id=user_id,
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type=McpType.Remote,
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status=Status.enable,
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mcp_name=data.server_name,
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server_url=data.server_url,
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)
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mcp_user.save()
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logger.info(
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"Remote MCP imported",
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extra={"user_id": user_id, "server_name": data.server_name, "server_url": data.server_url},
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)
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return mcp_user
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except Exception as e:
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logger.error(
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"Remote MCP import failed",
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extra={"user_id": user_id, "server_name": data.server_name, "error": str(e)},
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail="Internal server error")
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