AaronFiore/electrum
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If trampoline is enabled, do not add non-trampoline nodes to invoices

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Rationale: The sender should not assume that they share the same list of
hardcoded trampolines as the receiver.
This commit is contained in:
ThomasV
2023-10-29 16:08:35 +01:00
parent 4d60432064
commit 120faa480e
5 changed files with 15 additions and 9 deletions
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electrum/trampoline.py
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@@ -143,7 +143,7 @@ def is_legacy_relay(invoice_features, r_tags) -> Tuple[bool, Set[bytes]]:
# endpoints connected to T1 and T2, and sender only has send-capacity with T1, while
# recipient only has recv-capacity with T2.
singlehop_r_tags = [x for x in r_tags if len(x) == 1]
invoice_trampolines = [x[0][0] for x in singlehop_r_tags if is_hardcoded_trampoline(x[0][0])]
invoice_trampolines = [x[0][0] for x in singlehop_r_tags]
invoice_trampolines = set(invoice_trampolines)
if invoice_trampolines:
return False, invoice_trampolines