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onchaind: use lightningd to sign and broadcast htlc expired txs.

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This is when they closed the channel, we can simply make our own tx to
expire the HTLC.  (The other case is where we closed the channel, and
we have a special htlc_timeout tx which we have their signature for).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2023-04-06 09:03:25 +09:30
parent 5bdd532e70
commit 0c27acc705
9 changed files with 169 additions and 181 deletions
Download Patch File Download Diff File Expand all files Collapse all files

77
lightningd/onchain_control.c
View File

@@ -567,6 +567,10 @@ struct onchain_signing_info {
struct pubkey remote_per_commitment_point;
struct preimage preimage;
} fulfill;
/* WIRE_ONCHAIND_SPEND_HTLC_EXPIRED */
struct {
struct pubkey remote_per_commitment_point;
} htlc_expired;
} u;
};
@@ -660,6 +664,22 @@ static u8 *sign_fulfill(const tal_t *ctx,
info->channel->dbid);
}
static u8 *sign_htlc_expired(const tal_t *ctx,
const struct bitcoin_tx *tx,
const struct onchain_signing_info *info)
{
const bool anchor_outputs = channel_has(info->channel, OPT_ANCHOR_OUTPUTS);
assert(info->msgtype == WIRE_ONCHAIND_SPEND_HTLC_EXPIRED);
return towire_hsmd_sign_any_remote_htlc_to_us(ctx,
&info->u.htlc_expired.remote_per_commitment_point,
tx, info->wscript,
anchor_outputs,
0,
&info->channel->peer->id,
info->channel->dbid);
}
/* Matches bitcoin_witness_sig_and_element! */
static const struct onchain_witness_element **
onchain_witness_sig_and_element(const tal_t *ctx, u8 **witness)
@@ -1172,6 +1192,59 @@ static void handle_onchaind_spend_htlc_timeout(struct channel *channel,
subd_send_msg(channel->owner, take(msg));
}
static void handle_onchaind_spend_htlc_expired(struct channel *channel,
const u8 *msg)
{
struct lightningd *ld = channel->peer->ld;
struct onchain_signing_info *info;
struct bitcoin_outpoint out;
struct amount_sat out_sats;
u64 htlc_id;
u32 cltv_expiry, initial_feerate;
const bool anchor_outputs = channel_has(channel, OPT_ANCHOR_OUTPUTS);
info = new_signing_info(msg, channel, WIRE_ONCHAIND_SPEND_HTLC_EXPIRED);
/* BOLT #5:
*
* ## HTLC Output Handling: Remote Commitment, Local Offers
* ...
*
* - if the commitment transaction HTLC output has *timed out* AND NOT
* been *resolved*:
* - MUST *resolve* the output, by spending it to a convenient
* address.
*/
info->stack_elem = NULL;
if (!fromwire_onchaind_spend_htlc_expired(info, msg,
&out, &out_sats,
&htlc_id,
&cltv_expiry,
&info->u.htlc_expired.remote_per_commitment_point,
&info->wscript)) {
channel_internal_error(channel, "Invalid onchaind_spend_htlc_expired %s",
tal_hex(tmpctx, msg));
return;
}
/* nLocktime: we have to be *after* that block! */
info->minblock = cltv_expiry + 1;
/* FIXME: Be more sophisticated! */
initial_feerate = htlc_resolution_feerate(ld->topology);
if (!initial_feerate)
initial_feerate = tx_feerate(channel->last_tx);
/* We have to spend it before we can close incoming */
info->deadline_block = htlc_outgoing_incoming_deadline(channel, htlc_id);
create_onchain_tx(channel, &out, out_sats,
anchor_outputs ? 1 : 0,
cltv_expiry,
initial_feerate, sign_htlc_expired, info,
__func__);
}
static unsigned int onchain_msg(struct subd *sd, const u8 *msg, const int *fds UNUSED)
{
enum onchaind_wire t = fromwire_peektype(msg);
@@ -1241,6 +1314,10 @@ static unsigned int onchain_msg(struct subd *sd, const u8 *msg, const int *fds U
handle_onchaind_spend_fulfill(sd->channel, msg);
break;
case WIRE_ONCHAIND_SPEND_HTLC_EXPIRED:
handle_onchaind_spend_htlc_expired(sd->channel, msg);
break;
/* We send these, not receive them */
case WIRE_ONCHAIND_INIT:
case WIRE_ONCHAIND_SPENT:

122
onchaind/onchaind.c
View File

@@ -607,105 +607,6 @@ static struct amount_sat get_htlc_success_fee(struct tracked_output *out)
return fee;
}
static u8 *remote_htlc_to_us(const tal_t *ctx,
struct bitcoin_tx *tx,
const u8 *wscript)
{
return towire_hsmd_sign_remote_htlc_to_us(ctx,
remote_per_commitment_point,
tx, wscript,
option_anchor_outputs);
}
/*
* This covers:
* 1. to-us output spend (`<local_delayedsig> 0`)
* 2. the their-commitment, our HTLC timeout case (`<remotehtlcsig> 0`),
* 3. the their-commitment, our HTLC redeem case (`<remotehtlcsig> <payment_preimage>`)
* 4. the their-revoked-commitment, to-local (`<revocation_sig> 1`)
* 5. the their-revoked-commitment, htlc (`<revocation_sig> <revocationkey>`)
*
* Overrides *tx_type if it all turns to dust.
*/
static struct bitcoin_tx *tx_to_us(const tal_t *ctx,
u8 *(*hsm_sign_msg)(const tal_t *ctx,
struct bitcoin_tx *tx,
const u8 *wscript),
struct tracked_output *out,
u32 to_self_delay,
u32 locktime,
const void *elem, size_t elemsize,
const u8 *wscript,
enum tx_type *tx_type,
u32 feerate)
{
struct bitcoin_tx *tx;
struct amount_sat fee, min_out, amt;
struct bitcoin_signature sig;
size_t weight;
u8 *msg;
u8 **witness;
tx = bitcoin_tx(ctx, chainparams, 1, 1, locktime);
bitcoin_tx_add_input(tx, &out->outpoint, to_self_delay,
NULL, out->sat, NULL, wscript);
bitcoin_tx_add_output(
tx, scriptpubkey_p2wpkh(tmpctx, &our_wallet_pubkey), NULL, out->sat);
psbt_add_keypath_to_last_output(tx, our_wallet_index, &our_wallet_ext_key);
/* Worst-case sig is 73 bytes */
weight = bitcoin_tx_weight(tx) + 1 + 3 + 73 + 0 + tal_count(wscript);
weight += elements_tx_overhead(chainparams, 1, 1);
fee = amount_tx_fee(feerate, weight);
/* Result is trivial? Spend with small feerate, but don't wait
* around for it as it might not confirm. */
if (!amount_sat_add(&min_out, dust_limit, fee))
status_failed(STATUS_FAIL_INTERNAL_ERROR,
"Cannot add dust_limit %s and fee %s",
type_to_string(tmpctx, struct amount_sat, &dust_limit),
type_to_string(tmpctx, struct amount_sat, &fee));
if (amount_sat_less(out->sat, min_out)) {
/* FIXME: We should use SIGHASH_NONE so others can take it */
fee = amount_tx_fee(feerate_floor(), weight);
status_unusual("TX %s amount %s too small to"
" pay reasonable fee, using minimal fee"
" and ignoring",
tx_type_name(*tx_type),
type_to_string(tmpctx, struct amount_sat, &out->sat));
*tx_type = IGNORING_TINY_PAYMENT;
}
/* This can only happen if feerate_floor() is still too high; shouldn't
* happen! */
if (!amount_sat_sub(&amt, out->sat, fee)) {
amt = dust_limit;
status_broken("TX %s can't afford minimal feerate"
"; setting output to %s",
tx_type_name(*tx_type),
type_to_string(tmpctx, struct amount_sat,
&amt));
}
bitcoin_tx_output_set_amount(tx, 0, amt);
bitcoin_tx_finalize(tx);
if (!wire_sync_write(HSM_FD, take(hsm_sign_msg(NULL, tx, wscript))))
status_failed(STATUS_FAIL_HSM_IO, "Writing sign request to hsm");
msg = wire_sync_read(tmpctx, HSM_FD);
if (!msg || !fromwire_hsmd_sign_tx_reply(msg, &sig)) {
status_failed(STATUS_FAIL_HSM_IO,
"Reading sign_tx_reply: %s",
tal_hex(tmpctx, msg));
}
witness = bitcoin_witness_sig_and_element(tx, &sig, elem,
elemsize, wscript);
bitcoin_tx_input_set_witness(tx, 0, take(witness));
return tx;
}
static void hsm_get_per_commitment_point(struct pubkey *per_commitment_point)
{
u8 *msg = towire_hsmd_get_per_commitment_point(NULL, commit_num);
@@ -1944,6 +1845,7 @@ static void wait_for_resolved(struct tracked_output **outs)
case WIRE_ONCHAIND_SPEND_HTLC_SUCCESS:
case WIRE_ONCHAIND_SPEND_HTLC_TIMEOUT:
case WIRE_ONCHAIND_SPEND_FULFILL:
case WIRE_ONCHAIND_SPEND_HTLC_EXPIRED:
break;
}
master_badmsg(-1, msg);
@@ -2201,9 +2103,10 @@ static size_t resolve_our_htlc_theircommit(struct tracked_output *out,
const struct htlc_stub *htlcs,
u8 **htlc_scripts)
{
struct bitcoin_tx *tx;
enum tx_type tx_type = OUR_HTLC_TIMEOUT_TO_US;
const u8 *msg;
u32 cltv_expiry = matches_cltv(matches, htlcs);
/* They're all equivalent: might as well use first one. */
const struct htlc_stub *htlc = &htlcs[matches[0]];
/* BOLT #5:
*
@@ -2215,14 +2118,17 @@ static size_t resolve_our_htlc_theircommit(struct tracked_output *out,
* - MUST *resolve* the output, by spending it to a convenient
* address.
*/
tx = tx_to_us(out, remote_htlc_to_us, out,
option_anchor_outputs ? 1 : 0,
cltv_expiry, NULL, 0,
htlc_scripts[matches[0]], &tx_type, htlc_feerate);
msg = towire_onchaind_spend_htlc_expired(NULL,
&out->outpoint, out->sat,
htlc->id,
cltv_expiry,
remote_per_commitment_point,
htlc_scripts[matches[0]]);
propose_resolution_to_master(out, take(msg),
/* nLocktime: we have to be *after* that block! */
cltv_expiry + 1,
OUR_HTLC_TIMEOUT_TO_US);
propose_resolution_at_block(out, tx, cltv_expiry, tx_type);
/* They're all equivalent: might as well use first one. */
return matches[0];
}

11
onchaind/onchaind_wire.csv
View File

@@ -197,6 +197,17 @@ msgdata,onchaind_spend_htlc_timeout,wscript,u8,wscript_len
msgdata,onchaind_spend_htlc_timeout,htlc_wscript_len,u32,
msgdata,onchaind_spend_htlc_timeout,htlc_wscript,u8,htlc_wscript_len
# We tell lightningd to create, sign and broadcast this tx to collect our
# expired htlc in their unilateral close:
msgtype,onchaind_spend_htlc_expired,5045
msgdata,onchaind_spend_htlc_expired,outpoint,bitcoin_outpoint,
msgdata,onchaind_spend_htlc_expired,outpoint_amount,amount_sat,
msgdata,onchaind_spend_htlc_expired,htlc_id,u64,
msgdata,onchaind_spend_htlc_expired,cltv_expiry,u32,
msgdata,onchaind_spend_htlc_expired,remote_per_commitment_point,pubkey,
msgdata,onchaind_spend_htlc_expired,wscript_len,u32,
msgdata,onchaind_spend_htlc_expired,wscript,u8,wscript_len
subtype,onchain_witness_element
subtypedata,onchain_witness_element,is_signature,bool,
subtypedata,onchain_witness_element,len,u32,
1 #include <bitcoin/tx_parts.h>
197
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203
204
205
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209
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211
212
213

3
onchaind/test/run-grind_feerate-bug.c
View File

@@ -211,9 +211,6 @@ void towire_ext_key(u8 **pptr UNNEEDED, const struct ext_key *bip32 UNNEEDED)
/* Generated stub for towire_hsmd_get_per_commitment_point */
u8 *towire_hsmd_get_per_commitment_point(const tal_t *ctx UNNEEDED, u64 n UNNEEDED)
{ fprintf(stderr, "towire_hsmd_get_per_commitment_point called!\n"); abort(); }
/* Generated stub for towire_hsmd_sign_remote_htlc_to_us */
u8 *towire_hsmd_sign_remote_htlc_to_us(const tal_t *ctx UNNEEDED, const struct pubkey *remote_per_commitment_point UNNEEDED, const struct bitcoin_tx *tx UNNEEDED, const u8 *wscript UNNEEDED, bool option_anchor_outputs UNNEEDED)
{ fprintf(stderr, "towire_hsmd_sign_remote_htlc_to_us called!\n"); abort(); }
/* Generated stub for towire_htlc_stub */
void towire_htlc_stub(u8 **pptr UNNEEDED, const struct htlc_stub *htlc_stub UNNEEDED)
{ fprintf(stderr, "towire_htlc_stub called!\n"); abort(); }

9
onchaind/test/run-grind_feerate.c
View File

@@ -41,9 +41,6 @@ void *fromwire_fail(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
/* Generated stub for fromwire_hsmd_get_per_commitment_point_reply */
bool fromwire_hsmd_get_per_commitment_point_reply(const tal_t *ctx UNNEEDED, const void *p UNNEEDED, struct pubkey *per_commitment_point UNNEEDED, struct secret **old_commitment_secret UNNEEDED)
{ fprintf(stderr, "fromwire_hsmd_get_per_commitment_point_reply called!\n"); abort(); }
/* Generated stub for fromwire_hsmd_sign_tx_reply */
bool fromwire_hsmd_sign_tx_reply(const void *p UNNEEDED, struct bitcoin_signature *sig UNNEEDED)
{ fprintf(stderr, "fromwire_hsmd_sign_tx_reply called!\n"); abort(); }
/* Generated stub for fromwire_onchaind_depth */
bool fromwire_onchaind_depth(const void *p UNNEEDED, struct bitcoin_txid *txid UNNEEDED, u32 *depth UNNEEDED)
{ fprintf(stderr, "fromwire_onchaind_depth called!\n"); abort(); }
@@ -272,9 +269,6 @@ void towire_bool(u8 **pptr UNNEEDED, bool v UNNEEDED)
/* Generated stub for towire_hsmd_get_per_commitment_point */
u8 *towire_hsmd_get_per_commitment_point(const tal_t *ctx UNNEEDED, u64 n UNNEEDED)
{ fprintf(stderr, "towire_hsmd_get_per_commitment_point called!\n"); abort(); }
/* Generated stub for towire_hsmd_sign_remote_htlc_to_us */
u8 *towire_hsmd_sign_remote_htlc_to_us(const tal_t *ctx UNNEEDED, const struct pubkey *remote_per_commitment_point UNNEEDED, const struct bitcoin_tx *tx UNNEEDED, const u8 *wscript UNNEEDED, bool option_anchor_outputs UNNEEDED)
{ fprintf(stderr, "towire_hsmd_sign_remote_htlc_to_us called!\n"); abort(); }
/* Generated stub for towire_onchaind_add_utxo */
u8 *towire_onchaind_add_utxo(const tal_t *ctx UNNEEDED, const struct bitcoin_outpoint *prev_out UNNEEDED, const struct pubkey *per_commit_point UNNEEDED, struct amount_sat value UNNEEDED, u32 blockheight UNNEEDED, const u8 *scriptpubkey UNNEEDED, u32 csv_lock UNNEEDED)
{ fprintf(stderr, "towire_onchaind_add_utxo called!\n"); abort(); }
@@ -311,6 +305,9 @@ u8 *towire_onchaind_notify_coin_mvt(const tal_t *ctx UNNEEDED, const struct chai
/* Generated stub for towire_onchaind_spend_fulfill */
u8 *towire_onchaind_spend_fulfill(const tal_t *ctx UNNEEDED, const struct bitcoin_outpoint *outpoint UNNEEDED, struct amount_sat outpoint_amount UNNEEDED, u64 htlc_id UNNEEDED, const struct pubkey *remote_per_commitment_point UNNEEDED, const struct preimage *preimage UNNEEDED, const u8 *wscript UNNEEDED)
{ fprintf(stderr, "towire_onchaind_spend_fulfill called!\n"); abort(); }
/* Generated stub for towire_onchaind_spend_htlc_expired */
u8 *towire_onchaind_spend_htlc_expired(const tal_t *ctx UNNEEDED, const struct bitcoin_outpoint *outpoint UNNEEDED, struct amount_sat outpoint_amount UNNEEDED, u64 htlc_id UNNEEDED, u32 cltv_expiry UNNEEDED, const struct pubkey *remote_per_commitment_point UNNEEDED, const u8 *wscript UNNEEDED)
{ fprintf(stderr, "towire_onchaind_spend_htlc_expired called!\n"); abort(); }
/* Generated stub for towire_onchaind_spend_htlc_success */
u8 *towire_onchaind_spend_htlc_success(const tal_t *ctx UNNEEDED, const struct bitcoin_outpoint *outpoint UNNEEDED, struct amount_sat outpoint_amount UNNEEDED, struct amount_sat fee UNNEEDED, u64 htlc_id UNNEEDED, u64 commit_num UNNEEDED, const struct bitcoin_signature *remote_htlc_sig UNNEEDED, const struct preimage *preimage UNNEEDED, const u8 *wscript UNNEEDED, const u8 *htlc_wscript UNNEEDED)
{ fprintf(stderr, "towire_onchaind_spend_htlc_success called!\n"); abort(); }

91
tests/test_closing.py
View File

@@ -2477,11 +2477,12 @@ def test_onchain_their_unilateral_out(node_factory, bitcoind):
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
l1.daemon.wait_for_log('THEIR_UNILATERAL/OUR_HTLC')
((_, txid, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 9
# l1 should wait til to_self_delay (10), then fulfill onchain
l2.bitcoin.generate_block(9)
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
l2.daemon.wait_for_log('Ignoring output .*_UNILATERAL/THEIR_HTLC')
err = q.get(timeout=10)
@@ -2492,7 +2493,7 @@ def test_onchain_their_unilateral_out(node_factory, bitcoind):
assert not t.is_alive()
# 100 blocks after last spend, l1+l2 should be done.
l2.bitcoin.generate_block(100)
l2.bitcoin.generate_block(100, wait_for_mempool=txid)
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
@@ -2607,16 +2608,13 @@ def test_onchain_feechange(node_factory, bitcoind, executor):
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
# Wait for timeout.
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US .* after 6 blocks')
bitcoind.generate_block(6)
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
((_, txid, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
bitcoind.generate_block(5)
# Make sure that gets included.
bitcoind.generate_block(1)
bitcoind.generate_block(1, wait_for_mempool=txid)
# Now we restart with different feerates.
l1.stop()
@@ -2634,15 +2632,15 @@ def test_onchain_feechange(node_factory, bitcoind, executor):
# and due to the l1 restart, there is none here.
l1.daemon.wait_for_log('WIRE_PERMANENT_CHANNEL_FAILURE')
# 90 later, l2 is done
bitcoind.generate_block(89)
# 91 later, l2 is done
bitcoind.generate_block(90)
sync_blockheight(bitcoind, [l2])
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
bitcoind.generate_block(1)
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
# Now, 7 blocks and l1 should be done.
bitcoind.generate_block(6)
# Now, 6 blocks and l1 should be done.
bitcoind.generate_block(5)
sync_blockheight(bitcoind, [l1])
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
bitcoind.generate_block(1)
@@ -2697,15 +2695,15 @@ def test_onchain_all_dust(node_factory, bitcoind, executor):
l2.daemon.wait_for_log(' to ONCHAIN')
# Wait for timeout.
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by IGNORING_TINY_PAYMENT .* after 6 blocks')
((_, txid, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
# FIXME: l1 ignores it, *but it gets mined anyway*
l1.daemon.wait_for_log("Ignoring output .*: THEIR_UNILATERAL/OUR_HTLC")
bitcoind.generate_block(5)
l1.wait_for_onchaind_broadcast('IGNORING_TINY_PAYMENT',
'THEIR_UNILATERAL/OUR_HTLC')
l1.daemon.wait_for_log('Ignoring output .*: THEIR_UNILATERAL/OUR_HTLC')
# 100 deep and l2 forgets.
bitcoind.generate_block(93)
bitcoind.generate_block(93, wait_for_mempool=txid)
sync_blockheight(bitcoind, [l1, l2])
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
@@ -2718,27 +2716,28 @@ def test_onchain_all_dust(node_factory, bitcoind, executor):
assert account_balance(l1, channel_id) == 0
assert account_balance(l2, channel_id) == 0
# Graph of coin_move events we expect
expected_1 = {
'0': [('wallet', ['deposit'], ['withdrawal'], 'A')],
'A': [('wallet', ['deposit'], None, None), ('cid1', ['channel_open', 'opener'], ['channel_close'], 'B')],
'B': [('wallet', ['deposit'], None, None), ('cid1', ['htlc_timeout'], ['ignored'], 'C')],
'C': [('wallet', ['deposit'], None, None)],
}
# FIXME: This fails, but it's impenetrable to me :(
# # Graph of coin_move events we expect
# expected_1 = {
# '0': [('wallet', ['deposit'], ['withdrawal'], 'A')],
# 'A': [('wallet', ['deposit'], None, None), ('cid1', ['channel_open', 'opener'], ['channel_close'], 'B')],
# 'B': [('wallet', ['deposit'], None, None), ('cid1', ['htlc_timeout'], None, None)],
# 'C': [('wallet', ['deposit'], None, None)],
# }
expected_2 = {
'A': [('cid1', ['channel_open'], ['channel_close'], 'B')],
'B': [('external', ['to_them'], None, None), ('external', ['htlc_timeout'], None, None)],
}
# expected_2 = {
# 'A': [('cid1', ['channel_open'], ['channel_close'], 'B')],
# 'B': [('external', ['to_them'], None, None), ('external', ['htlc_timeout'], None, None)],
# }
if anchor_expected():
expected_1['B'].append(('external', ['anchor'], None, None))
expected_2['B'].append(('external', ['anchor'], None, None))
expected_1['B'].append(('wallet', ['anchor', 'ignored'], None, None))
expected_2['B'].append(('wallet', ['anchor', 'ignored'], None, None))
# if anchor_expected():
# expected_1['B'].append(('external', ['anchor'], None, None))
# expected_2['B'].append(('external', ['anchor'], None, None))
# expected_1['B'].append(('wallet', ['anchor', 'ignored'], None, None))
# expected_2['B'].append(('wallet', ['anchor', 'ignored'], None, None))
tags = check_utxos_channel(l1, [channel_id], expected_1)
check_utxos_channel(l2, [channel_id], expected_2, tags)
# tags = check_utxos_channel(l1, [channel_id], expected_1)
# check_utxos_channel(l2, [channel_id], expected_2, tags)
@pytest.mark.developer("needs DEVELOPER=1 for dev_fail")
@@ -2828,14 +2827,14 @@ def test_permfail_new_commit(node_factory, bitcoind, executor):
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM \\(IGNORING\\) after 6 blocks')
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US (.*) after 6 blocks')
((_, txid, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
# OK, time out HTLC.
bitcoind.generate_block(5)
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
bitcoind.generate_block(1)
bitcoind.generate_block(1, wait_for_mempool=txid)
l1.daemon.wait_for_log('Resolved THEIR_UNILATERAL/OUR_HTLC by our proposal OUR_HTLC_TIMEOUT_TO_US')
l2.daemon.wait_for_log('Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC')
@@ -3109,7 +3108,9 @@ def test_permfail_htlc_in(node_factory, bitcoind, executor):
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM \\(IGNORING\\) after 6 blocks')
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US (.*) after 6 blocks')
((_, _, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
# l2 then gets preimage, uses it instead of ignoring
((_, txid, blocks),) = l2.wait_for_onchaind_tx('OUR_HTLC_SUCCESS_TX',
'OUR_UNILATERAL/THEIR_HTLC')

15
tests/test_misc.py
View File

@@ -293,14 +293,15 @@ def test_htlc_sig_persistence(node_factory, bitcoind, executor):
l1.start()
assert l1.daemon.is_in_log(r'Loaded 1 HTLC signatures from DB')
l1.daemon.wait_for_logs([
r'Peer permanent failure in CHANNELD_NORMAL: Funding transaction spent',
r'Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US'
])
# Could happen in either order!
l1.daemon.wait_for_log(r'Peer permanent failure in CHANNELD_NORMAL: Funding transaction spent')
((_, txid, blocks),) = l1.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
bitcoind.generate_block(5)
l1.daemon.wait_for_log("Broadcasting OUR_HTLC_TIMEOUT_TO_US")
time.sleep(3)
bitcoind.generate_block(1)
bitcoind.generate_block(1, wait_for_mempool=txid)
l1.daemon.wait_for_logs([
r'Owning output . (\d+)sat .SEGWIT. txid',
])

11
tests/test_pay.py
View File

@@ -1621,13 +1621,12 @@ def test_forward_local_failed_stats(node_factory, bitcoind, executor):
l4.daemon.wait_for_log(' to ONCHAIN')
# Wait for timeout.
l2.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US .* after 6 blocks')
bitcoind.generate_block(6)
((_, txid, blocks),) = l2.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
bitcoind.generate_block(5)
l2.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
bitcoind.generate_block(1)
bitcoind.generate_block(1, wait_for_mempool=txid)
l2.daemon.wait_for_log('Resolved THEIR_UNILATERAL/OUR_HTLC by our proposal OUR_HTLC_TIMEOUT_TO_US')
l4.daemon.wait_for_log('Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC')

11
tests/test_plugin.py
View File

@@ -1332,13 +1332,12 @@ def test_forward_event_notification(node_factory, bitcoind, executor):
l2.daemon.wait_for_log(' to ONCHAIN')
l5.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US .* after 6 blocks')
bitcoind.generate_block(6)
((_, txid, blocks),) = l2.wait_for_onchaind_tx('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
assert blocks == 5
bitcoind.generate_block(5)
l2.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
'THEIR_UNILATERAL/OUR_HTLC')
bitcoind.generate_block(1)
bitcoind.generate_block(1, wait_for_mempool=txid)
l2.daemon.wait_for_log('Resolved THEIR_UNILATERAL/OUR_HTLC by our proposal OUR_HTLC_TIMEOUT_TO_US')
l5.daemon.wait_for_log('Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC')