Files
aitbc/apps/blockchain-event-bridge/src/blockchain_event_bridge/main.py
aitbc 136364298c Migrate blockchain-event-bridge app to centralized aitbc package utilities
- Migrate polling/batch.py and polling/conditions.py from logging to aitbc.get_logger
2026-04-25 07:20:45 +02:00

76 lines
1.7 KiB
Python

"""Main FastAPI application for blockchain event bridge."""
import asyncio
from contextlib import asynccontextmanager
from aitbc.aitbc_logging import get_logger
from fastapi import FastAPI
from prometheus_client import make_asgi_app
from .config import settings
from .bridge import BlockchainEventBridge
from .metrics import (
events_received_total,
events_processed_total,
actions_triggered_total,
actions_failed_total,
)
logger = get_logger(__name__)
bridge_instance: BlockchainEventBridge | None = None
@asynccontextmanager
async def lifespan(app: FastAPI):
"""Lifespan context manager for startup/shutdown."""
global bridge_instance
logger.info(f"Starting {settings.app_name}...")
# Initialize and start the bridge
bridge_instance = BlockchainEventBridge(settings)
await bridge_instance.start()
logger.info(f"{settings.app_name} started successfully")
yield
# Shutdown
logger.info(f"Shutting down {settings.app_name}...")
if bridge_instance:
await bridge_instance.stop()
logger.info(f"{settings.app_name} shut down successfully")
app = FastAPI(
title=settings.app_name,
description="Bridge between AITBC blockchain events and OpenClaw agent triggers",
version="0.1.0",
lifespan=lifespan,
)
# Add Prometheus metrics endpoint
metrics_app = make_asgi_app()
app.mount("/metrics", metrics_app)
@app.get("/health")
async def health_check():
"""Health check endpoint."""
return {
"status": "healthy",
"bridge_running": bridge_instance is not None and bridge_instance.is_running,
}
@app.get("/")
async def root():
"""Root endpoint."""
return {
"service": settings.app_name,
"version": "0.1.0",
"status": "running",
}