Files
api/services/chat/app/main.py
Roberto Musso 90018af311 feat: add WS Gateway and Chat Service (Step 2)
WS Gateway:
- WebSocket lifecycle handler with RS256 JWT auth
- Redis bridge: device registry, frame publishing, tool_result routing
- Inbound routing: tool_result→LPUSH, home/floating→chat pub/sub
- Outbound: subscribes to ws:out:{user_id}, forwards to Electron
- Single-worker Dockerfile (long-lived WS connections)

Chat Service:
- Redis consumer: subscribes to chat:request:* pattern
- Redis-based ws_context: tool_call→publish, BRPOP tool_result (30s timeout)
- deep_agent: single-agent runner with home/floating/stream variants
- memory_middleware: core/associative/episodic/proactive memory with Fernet
- Domain agents: task (8 tools), note (5), project (6), timeline (4)
- LLM factory via LiteLLM (100+ providers)
- Output formatter (StreamFormatter)
- POST /chat REST fallback with Traefik header auth
- Multi-worker Dockerfile with 120s timeout for LLM calls
2026-03-22 01:20:11 +01:00

72 lines
1.7 KiB
Python

"""Chat Service — LLM orchestration, domain agents, memory.
Consumes chat requests from Redis, executes deep_agent (home/floating),
streams responses back via Redis pub/sub to WS Gateway.
Owns: memory_core, memory_associative, memory_episodic, memory_proactive tables.
"""
from contextlib import asynccontextmanager
import logging
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from shared.config import settings
logging.basicConfig(
level=logging.INFO,
format="%(asctime)s %(levelname)s %(name)s: %(message)s",
)
logging.getLogger("sqlalchemy.engine").setLevel(logging.WARNING)
logging.getLogger("sqlalchemy.pool").setLevel(logging.WARNING)
@asynccontextmanager
async def lifespan(app: FastAPI):
# Start Redis consumer in background
from app.redis_consumer import start_consumer
consumer_task = start_consumer()
yield
consumer_task.cancel()
from shared.db import engine
await engine.dispose()
from shared.redis import redis_client
await redis_client.aclose()
def create_app() -> FastAPI:
app = FastAPI(
title="Adiuva Chat Service",
version="0.1.0",
docs_url="/docs" if settings.ENV == "dev" else None,
redoc_url=None,
lifespan=lifespan,
)
app.add_middleware(
CORSMiddleware,
allow_origins=settings.CORS_ORIGINS,
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
from app.routes import router
app.include_router(router, prefix="/api/v1")
@app.get("/api/v1/health", tags=["health"])
async def health() -> dict:
return {"status": "ok", "service": "chat", "version": app.version}
return app
app = create_app()