Files
api/services/chat/app/main.py

88 lines
2.1 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.
"""
import sys
from contextlib import asynccontextmanager
import logging
from pathlib import Path
# Ensure the repo root is on sys.path so "shared" is importable in local dev.
_repo_root = str(Path(__file__).resolve().parents[3])
if _repo_root not in sys.path:
sys.path.insert(0, _repo_root)
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):
# Initialise Langfuse tracing (no-op if keys are missing)
from app.tracing import init_langfuse
init_langfuse()
# Start Redis consumer in background
from app.redis_consumer import start_consumer
consumer_task = start_consumer()
yield
consumer_task.cancel()
from app.tracing import shutdown as shutdown_langfuse
shutdown_langfuse()
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()