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Retry backend connection on startup

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This commit is contained in:
callebtc 2022-02-21 09:17:36 +01:00
parent 41a9689014
commit fbafe2b8f1
1 changed files with 10 additions and 8 deletions
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18
lnbits/app.py
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@ -84,18 +84,20 @@ def create_app(config_object="lnbits.settings") -> FastAPI:
def check_funding_source(app: FastAPI) -> None: def check_funding_source(app: FastAPI) -> None:
@app.on_event("startup") @app.on_event("startup")
async def check_wallet_status(): async def check_wallet_status():
error_message, balance = await WALLET.status() success = False
if error_message: while not success:
error_message, balance = await WALLET.status()
if not error_message:
break
warnings.warn( warnings.warn(
f" × The backend for {WALLET.__class__.__name__} isn't working properly: '{error_message}'", f" × The backend for {WALLET.__class__.__name__} isn't working properly: '{error_message}'",
RuntimeWarning, RuntimeWarning,
) )
print("Retrying connection to backend in 5 seconds...")
sys.exit(4) await asyncio.sleep(5)
else: print(
print( f" ✔️ {WALLET.__class__.__name__} seems to be connected and with a balance of {balance} msat."
f" ✔️ {WALLET.__class__.__name__} seems to be connected and with a balance of {balance} msat." )
)
def register_routes(app: FastAPI) -> None: def register_routes(app: FastAPI) -> None: