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splice: Only send or recv commit sig if needed

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Be more conservative about when we request of send commit sig for splice to match the Eclair behavior.
This commit is contained in:
Dusty Daemon
2025-04-30 17:35:24 -04:00
committed by Rusty Russell
parent c02f89baa8
commit b231db3f65
1 changed files with 9 additions and 5 deletions
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14
channeld/channeld.c
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@@ -5296,7 +5296,8 @@ static void peer_reconnect(struct peer *peer,
* indicate that we would like them to re-send
* commitment signatures */
/* DTODO: Add bolt reference */
send_next_commitment_number--;
if (!inflight->last_tx)
send_next_commitment_number--;
}
}
@@ -5437,7 +5438,7 @@ static void peer_reconnect(struct peer *peer,
status_info("Resuming splice negotation.");
resume_splice_negotiation(peer,
false,
true,
!inflight->last_tx,
false,
true);
} else if (bitcoin_txid_eq(remote_next_funding,
@@ -5450,8 +5451,8 @@ static void peer_reconnect(struct peer *peer,
if (local_next_funding)
assume_stfu_mode(peer);
resume_splice_negotiation(peer,
true,
local_next_funding,
next_commitment_number == peer->next_index[REMOTE] - 1,
local_next_funding && !inflight->last_tx,
true,
local_next_funding);
} else if (bitcoin_txid_eq(remote_next_funding,
@@ -5615,7 +5616,10 @@ static void peer_reconnect(struct peer *peer,
PRIu64,
next_commitment_number);
retransmit_commitment_signed = true;
if (!recv_tlvs || !recv_tlvs->next_funding)
retransmit_commitment_signed = true;
else
retransmit_commitment_signed = false;
/* BOLT #2:
*