Merge pull request #1996 from jerryfletcher21/cln-invoice-dropped-fix

cln fix invoice dropped that caused order stuck

api/lightning/cln.py

@@ -307,7 +307,7 @@ class CLNNode:
         holdstub = hold_pb2_grpc.HoldStub(cls.hold_channel)
         response = holdstub.HoldInvoiceLookup(request)
 
-        # Will fail if 'unable to locate invoice'. Happens if invoice expiry
+        # Will fail if 'empty result for listdatastore_state' or 'Invoice dropped from internal state unexpectedly'. Happens if invoice expiry
         # time has passed (but these are 15% padded at the moment). Should catch it
         # and report back that the invoice has expired (better robustness)
         if response.state == hold_pb2.Holdstate.OPEN:
@@ -361,7 +361,10 @@ class CLNNode:
             # If it fails at finding the invoice: it has been expired for more than an hour (and could be paid or just expired).
             # In RoboSats DB we make a distinction between cancelled and returned
             #  (holdinvoice plugin has separate state for hodl-invoices, which it forgets after an invoice expired more than an hour ago)
-            if "empty result for listdatastore_state" in str(e):
+            if (
+                "empty result for listdatastore_state" in str(e) or
+                "Invoice dropped from internal state unexpectedly" in str(e)
+            ):
                 print(str(e))
                 request2 = node_pb2.ListinvoicesRequest(
                     payment_hash=bytes.fromhex(lnpayment.payment_hash)
@@ -369,8 +372,6 @@ class CLNNode:
                 try:
                     nodestub = node_pb2_grpc.NodeStub(cls.node_channel)
                     response2 = nodestub.ListInvoices(request2).invoices
-                except Exception as e:
-                    print(str(e))
 
                     if (
                         response2[0].status
@@ -384,6 +385,8 @@ class CLNNode:
                         status = LNPayment.Status.CANCEL
                     else:
                         print(str(e))
+                except Exception as e:
+                    print(str(e))
 
             # Other write to logs
             else:

api/lightning/lnd.py

@@ -353,7 +353,7 @@ class LNDNode:
                 status = LNPayment.Status.CANCEL
 
             # LND restarted.
-            if "wallet locked, unlock it" in str(e):
+            elif "wallet locked, unlock it" in str(e):
                 print(str(timezone.now()) + " :: Wallet Locked")
 
             # Other write to logs

api/management/commands/clean_orders.py

@@ -2,11 +2,29 @@ import time
 
 from django.core.management.base import BaseCommand
 from django.utils import timezone
+from decouple import config
 
 from api.logics import Logics
 from api.models import Order, TakeOrder
 
 
+LNVENDOR = config("LNVENDOR", cast=str, default="LND")
+
+
+def invoice_lookup_error(exc_string: str) -> bool:
+    if LNVENDOR == "LND":
+        if "unable to locate invoice" in exc_string:
+            return True
+    elif LNVENDOR == "CLN":
+        if (
+            "empty result for listdatastore_state" in exc_string or
+            "Invoice dropped from internal state unexpectedly" in exc_string
+        ):
+            return True
+
+    return False
+
+
 class Command(BaseCommand):
     help = "Follows all active orders and make them expire if needed."
 
@@ -57,7 +75,7 @@ class Command(BaseCommand):
                 debug["failed_order_expiry"].append({idx: context})
                 debug["reason_failure"].append({idx: str(e)})
 
-                if "unable to locate invoice" in str(e):
+                if invoice_lookup_error(str(e)):
                     self.stdout.write(str(e))
                     order.update_status(Order.Status.EXP)
                     debug["expired_orders"].append({idx: context})
@@ -85,7 +103,7 @@ class Command(BaseCommand):
                 debug["failed_take_order_expiry"].append({idx: context})
                 debug["reason_take_failure"].append({idx: str(e)})
 
-                if "unable to locate invoice" in str(e):
+                if invoice_lookup_error(str(e)):
                     self.stdout.write(str(e))
                     debug["expired_take_orders"].append({idx: context})