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update trampoline feature bits. fixes #7801

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This commit is contained in:
ThomasV
2022-06-16 10:13:19 +02:00
parent 0fca35fa40
commit 7d9f20f8ab
2 changed files with 21 additions and 9 deletions
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23
electrum/lnutil.py
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@@ -1090,12 +1090,27 @@ class LnFeatures(IntFlag):
_ln_feature_contexts[OPTION_SUPPORT_LARGE_CHANNEL_OPT] = (LNFC.INIT | LNFC.NODE_ANN)
_ln_feature_contexts[OPTION_SUPPORT_LARGE_CHANNEL_REQ] = (LNFC.INIT | LNFC.NODE_ANN)
OPTION_TRAMPOLINE_ROUTING_REQ = 1 << 24
OPTION_TRAMPOLINE_ROUTING_OPT = 1 << 25
# This is still a temporary number. Also used by Eclair.
OPTION_TRAMPOLINE_ROUTING_REQ = 1 << 148
OPTION_TRAMPOLINE_ROUTING_OPT = 1 << 149
_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)
# allow old Electrum wallets to pay us with trampoline
OPTION_TRAMPOLINE_ROUTING_REQ_COMPAT_ELECTRUM = 1 << 24
OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ELECTRUM = 1 << 25
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_REQ_COMPAT_ELECTRUM] = (LNFC.INVOICE)
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ELECTRUM] = (LNFC.INVOICE)
# allow old Phoenix wallets to pay us with trampoline
OPTION_TRAMPOLINE_ROUTING_REQ_COMPAT_ECLAIR = 1 << 50
OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ECLAIR = 1 << 51
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_REQ_COMPAT_ECLAIR] = (LNFC.INVOICE)
_ln_feature_contexts[OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ECLAIR] = (LNFC.INVOICE)
OPTION_SHUTDOWN_ANYSEGWIT_REQ = 1 << 26
OPTION_SHUTDOWN_ANYSEGWIT_OPT = 1 << 27
@@ -1108,10 +1123,6 @@ class LnFeatures(IntFlag):
_ln_feature_contexts[OPTION_CHANNEL_TYPE_REQ] = (LNFC.INIT | LNFC.NODE_ANN)
_ln_feature_contexts[OPTION_CHANNEL_TYPE_OPT] = (LNFC.INIT | LNFC.NODE_ANN)
# temporary
OPTION_TRAMPOLINE_ROUTING_REQ_ECLAIR = 1 << 50
OPTION_TRAMPOLINE_ROUTING_OPT_ECLAIR = 1 << 51
def validate_transitive_dependencies(self) -> bool:
# for all even bit set, set corresponding odd bit:
features = self # copy

7
electrum/trampoline.py
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@@ -106,10 +106,11 @@ def is_legacy_relay(invoice_features, r_tags) -> Tuple[bool, Optional[bytes]]:
"""
invoice_features = LnFeatures(invoice_features)
# trampoline-supporting wallets:
# OPTION_TRAMPOLINE_ROUTING_OPT_ECLAIR: these are Phoenix/Eclair wallets
# OPTION_TRAMPOLINE_ROUTING_OPT: these are Electrum wallets
# OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ECLAIR: old Phoenix/Eclair wallets
# OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ELECTRUM: old Electrum wallets
if (invoice_features.supports(LnFeatures.OPTION_TRAMPOLINE_ROUTING_OPT)
or invoice_features.supports(LnFeatures.OPTION_TRAMPOLINE_ROUTING_OPT_ECLAIR)):
or invoice_features.supports(LnFeatures.OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ECLAIR)
or invoice_features.supports(LnFeatures.OPTION_TRAMPOLINE_ROUTING_OPT_COMPAT_ELECTRUM)):
# If there are no r_tags (routing hints) included, the wallet doesn't have
# private channels and is probably directly connected to a trampoline node.
# Any trampoline node should be able to figure out a path to the receiver and