feat: add endpoint to stop background tasks

lnbits/extensions/lnurlp/__init__.py

@@ -1,4 +1,5 @@
 import asyncio
+from typing import List
 
 from fastapi import APIRouter
 from fastapi.staticfiles import StaticFiles
@@ -16,6 +17,7 @@ lnurlp_static_files = [
         "name": "lnurlp_static",
     }
 ]
+scheduled_tasks: List[asyncio.Task] = []
 
 lnurlp_ext: APIRouter = APIRouter(prefix="/lnurlp", tags=["lnurlp"])
 
@@ -32,4 +34,5 @@ from .views_api import *  # noqa: F401,F403
 
 def lnurlp_start():
     loop = asyncio.get_event_loop()
-    loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
+    task = loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
+    scheduled_tasks.append(task)

lnbits/extensions/lnurlp/views_api.py

@@ -1,4 +1,5 @@
 import json
+from asyncio.log import logger
 from http import HTTPStatus
 
 from fastapi import Depends, Query, Request
@@ -6,10 +7,10 @@ from lnurl.exceptions import InvalidUrl as LnurlInvalidUrl
 from starlette.exceptions import HTTPException
 
 from lnbits.core.crud import get_user
-from lnbits.decorators import WalletTypeInfo, get_key_type
+from lnbits.decorators import WalletTypeInfo, check_admin, get_key_type
 from lnbits.utils.exchange_rates import currencies, get_fiat_rate_satoshis
 
-from . import lnurlp_ext
+from . import lnurlp_ext, scheduled_tasks
 from .crud import (
     create_pay_link,
     delete_pay_link,
@@ -166,3 +167,14 @@ async def api_check_fiat_rate(currency):
         rate = None
 
     return {"rate": rate}
+
+
+@lnurlp_ext.delete("/api/v1", status_code=HTTPStatus.OK)
+async def api_stop(wallet: WalletTypeInfo = Depends(check_admin)):
+    for t in scheduled_tasks:
+        try:
+            t.cancel()
+        except Exception as ex:
+            logger.warning(ex)
+
+    return {"success": True}