Files
evotraders/backend/apps/agent_service.py

90 lines
2.6 KiB
Python

# -*- coding: utf-8 -*-
"""Agent control-plane FastAPI surface."""
from __future__ import annotations
from contextlib import asynccontextmanager
from pathlib import Path
from typing import AsyncGenerator
from fastapi import FastAPI
from backend.apps.cors import add_cors_middleware
from backend.api import agents_router, guard_router, workspaces_router
from backend.agents import AgentFactory, WorkspaceManager, get_registry
# Global instances (initialized on startup)
agent_factory: AgentFactory | None = None
workspace_manager: WorkspaceManager | None = None
def create_app(project_root: Path | None = None) -> FastAPI:
"""Create the agent control-plane app."""
resolved_project_root = project_root or Path(__file__).resolve().parents[2]
@asynccontextmanager
async def lifespan(_app: FastAPI) -> AsyncGenerator[None, None]:
"""Initialize workspace and registry state for the control plane."""
global agent_factory, workspace_manager
workspace_manager = WorkspaceManager(project_root=resolved_project_root)
agent_factory = AgentFactory(project_root=resolved_project_root)
agent_factory.workspaces_root.mkdir(parents=True, exist_ok=True)
registry = get_registry()
print("✓ 大时代 API started")
print(f" - Workspaces root: {agent_factory.workspaces_root}")
print(f" - Registered agents: {registry.get_agent_count()}")
yield
print("✓ 大时代 API shutting down")
app = FastAPI(
title="大时代 Agent Service",
description="REST API for the 大时代 multi-agent control plane",
version="0.1.0",
lifespan=lifespan,
)
add_cors_middleware(app)
@app.get("/health")
async def health_check() -> dict[str, object]:
"""Health check endpoint."""
registry = get_registry()
return {
"status": "healthy",
"version": "0.1.0",
"agents_registered": registry.get_agent_count(),
"workspaces_available": (
len(workspace_manager.list_workspaces())
if workspace_manager
else 0
),
}
@app.get("/api/status")
async def api_status() -> dict[str, object]:
"""Get API status and registry information."""
registry = get_registry()
return {
"status": "operational",
"registry": registry.get_stats(),
}
app.include_router(workspaces_router)
app.include_router(agents_router)
app.include_router(guard_router)
return app
app = create_app()
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=8000)