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lnworker: MPP send: more aggressively split large htlcs

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related: https://github.com/spesmilo/electrum/issues/7987#issuecomment-1670002482
This commit is contained in:
SomberNight
2023-08-11 15:08:18 +00:00
parent 8f768d1da5
commit 35c9ac8f31
5 changed files with 35 additions and 4 deletions
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3
electrum/lnrouter.py
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@@ -153,6 +153,9 @@ def is_route_sane_to_use(route: LNPaymentRoute, invoice_amount_msat: int, min_fi
# TODO revise ad-hoc heuristics
if cltv > NBLOCK_CLTV_EXPIRY_TOO_FAR_INTO_FUTURE:
return False
# FIXME in case of MPP, the fee checks are done independently for each part,
# which is ok for the proportional checks but not for the absolute ones.
# This is not that big of a deal though as we don't split into *too many* parts.
if not is_fee_sane(total_fee, payment_amount_msat=invoice_amount_msat):
return False
return True