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db: add flag to database for recving remote's sigs

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We need to know if they've sent us their sigs message yet. Ideally, we'd
be able to check the 'finalness' of the PSBT, however if the peer
doesn't have any inputs to the channel this doesn't work.
This commit is contained in:
niftynei
2020-12-10 13:59:03 -06:00
committed by Christian Decker
parent 924aaf180e
commit fd2e16f8bc
9 changed files with 306 additions and 274 deletions
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5
lightningd/dual_open_control.c
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@@ -645,6 +645,7 @@ wallet_commit_channel(struct lightningd *ld,
AMOUNT_MSAT(0),
our_funding,
false, /* !remote_funding_locked */
false, /* !remote_tx_sigs */
NULL, /* no scid yet */
cid,
/* The three arguments below are msatoshi_to_us,
@@ -1388,6 +1389,10 @@ static void handle_peer_tx_sigs_msg(struct subd *dualopend,
return;
}
/* Save that we've gotten their sigs. Sometimes
* the peer doesn't send any sigs (no inputs), otherwise
* we could just check the PSBT was finalized */
channel->remote_tx_sigs = true;
tal_wally_start();
if (wally_psbt_combine(channel->psbt, psbt) != WALLY_OK) {
channel_internal_error(channel,