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lightningd: code to spend anchor outputs if we want to boost commitment tx.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2023-06-26 08:38:21 +09:30
parent e036080fc5
commit 5332a8a67a
9 changed files with 482 additions and 25 deletions
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23
lightningd/peer_control.c
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@@ -37,6 +37,7 @@
#include <gossipd/gossipd_wiregen.h>
#include <hsmd/hsmd_wiregen.h>
#include <inttypes.h>
#include <lightningd/anchorspend.h>
#include <lightningd/bitcoind.h>
#include <lightningd/chaintopology.h>
#include <lightningd/channel.h>
@@ -266,6 +267,20 @@ bool invalid_last_tx(const struct bitcoin_tx *tx)
#endif
}
static bool commit_tx_send_finished(struct channel *channel,
const struct bitcoin_tx *tx,
bool success,
const char *err,
struct anchor_details *adet)
{
/* We might want to boost immediately! */
if (success)
commit_tx_boost(channel, &tx, adet);
/* Keep trying! */
return false;
}
static void sign_and_send_last(struct lightningd *ld,
struct channel *channel,
const char *cmd_id,
@@ -273,15 +288,19 @@ static void sign_and_send_last(struct lightningd *ld,
struct bitcoin_signature *last_sig)
{
struct bitcoin_txid txid;
struct anchor_details *adet;
sign_last_tx(channel, last_tx, last_sig);
bitcoin_txid(last_tx, &txid);
wallet_transaction_add(ld->wallet, last_tx->wtx, 0, 0);
/* Remember anchor information for commit_tx_boost */
adet = create_anchor_details(NULL, channel, last_tx);
/* Keep broadcasting until we say stop (can fail due to dup,
* if they beat us to the broadcast). */
broadcast_tx(ld->topology, channel, last_tx, cmd_id, false, 0, NULL,
NULL, NULL);
broadcast_tx(ld->topology, channel, last_tx, cmd_id, false, 0,
commit_tx_send_finished, commit_tx_boost, take(adet));
remove_sig(last_tx);
}