AaronFiore/electrum
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implement option_shutdown_anysegwit

Browse Source 
https://github.com/lightningnetwork/lightning-rfc/pull/672

We check the received shutdown script against higher segwit versions and
accept closing to that script if option_shutdown_anysegwit has been
negotiated.
This commit is contained in:
bitromortac
2021-10-22 11:59:44 +02:00
parent 5c91212fab
commit f2f8c4533b
5 changed files with 55 additions and 8 deletions
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7
electrum/lnutil.py
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@@ -1026,6 +1026,12 @@ class LnFeatures(IntFlag):
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_REQ] = (LNFC.INIT | LNFC.NODE_ANN | LNFC.INVOICE)
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_OPT] = (LNFC.INIT | LNFC.NODE_ANN | LNFC.INVOICE)
OPTION_SHUTDOWN_ANYSEGWIT_REQ = 1 << 26
OPTION_SHUTDOWN_ANYSEGWIT_OPT = 1 << 27
_ln_feature_contexts[OPTION_SHUTDOWN_ANYSEGWIT_REQ] = (LNFC.INIT | LNFC.NODE_ANN)
_ln_feature_contexts[OPTION_SHUTDOWN_ANYSEGWIT_OPT] = (LNFC.INIT | LNFC.NODE_ANN)
# temporary
OPTION_TRAMPOLINE_ROUTING_REQ_ECLAIR = 1 << 50
OPTION_TRAMPOLINE_ROUTING_OPT_ECLAIR = 1 << 51
@@ -1114,6 +1120,7 @@ LN_FEATURES_IMPLEMENTED = (
| LnFeatures.PAYMENT_SECRET_OPT | LnFeatures.PAYMENT_SECRET_REQ
| LnFeatures.BASIC_MPP_OPT | LnFeatures.BASIC_MPP_REQ
| LnFeatures.OPTION_TRAMPOLINE_ROUTING_OPT | LnFeatures.OPTION_TRAMPOLINE_ROUTING_REQ
| LnFeatures.OPTION_SHUTDOWN_ANYSEGWIT_OPT | LnFeatures.OPTION_SHUTDOWN_ANYSEGWIT_REQ
)