AaronFiore/electrum
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lnworker: add fees from private path to the amount passed to find_route.

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(see #7050)
This commit is contained in:
ThomasV
2021-02-24 16:11:15 +01:00
parent 391dba7117
commit bf1d516959
1 changed files with 4 additions and 1 deletions
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5
electrum/lnworker.py
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@@ -1473,6 +1473,7 @@ class LNWallet(LNWorker):
# first try with routing hints, then without
for private_path in r_tags + [[]]:
private_route = []
amount_for_node = amount_msat
path = full_path
if len(private_path) > NUM_MAX_EDGES_IN_PAYMENT_PATH:
continue
@@ -1507,6 +1508,8 @@ class LNWallet(LNWorker):
cltv_expiry_delta=cltv_expiry_delta,
node_features=node_info.features if node_info else 0))
prev_node_id = node_pubkey
for edge in private_route[::-1]:
amount_for_node += edge.fee_for_edge(amount_for_node)
if full_path:
# user pre-selected path. check that end of given path coincides with private_route:
if [edge.short_channel_id for edge in full_path[-len(private_path):]] != [edge[1] for edge in private_path]:
@@ -1514,7 +1517,7 @@ class LNWallet(LNWorker):
path = full_path[:-len(private_path)]
try:
route = self.network.path_finder.find_route(
self.node_keypair.pubkey, border_node_pubkey, amount_msat,
self.node_keypair.pubkey, border_node_pubkey, amount_for_node,
path=path, my_channels=scid_to_my_channels, blacklist=blacklist)
except NoChannelPolicy:
continue