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option cleanup: --dev-override-fee-rates

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Make --override-fee-rates a dev option.  We use default-fee-rate in
its place, which (since bitcoind won't give fee estimates in regtest
mode for short chains) gives an effective feerate of 15000/7500/3750.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2018-05-17 14:16:22 +09:30
parent ceb1ce0ef5
commit 0aa22741df
5 changed files with 57 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
lightningd/chaintopology.c
View File

@@ -595,10 +595,13 @@ static u32 guess_feerate(const struct chain_topology *topo, enum feerate feerate
u32 get_feerate(const struct chain_topology *topo, enum feerate feerate)
{
if (topo->override_fee_rate) {
#if DEVELOPER
if (topo->dev_override_fee_rate) {
log_debug(topo->log, "Forcing fee rate, ignoring estimate");
return topo->override_fee_rate[feerate];
} else if (topo->feerate[feerate] == 0) {
return topo->dev_override_fee_rate[feerate];
}
#endif
if (topo->feerate[feerate] == 0) {
return guess_feerate(topo, feerate);
}
return topo->feerate[feerate];
@@ -640,18 +643,18 @@ static void json_dev_setfees(struct command *cmd,
return;
}
if (!topo->override_fee_rate) {
if (!topo->dev_override_fee_rate) {
u32 fees[NUM_FEERATES];
for (size_t i = 0; i < ARRAY_SIZE(fees); i++)
fees[i] = get_feerate(topo, i);
topo->override_fee_rate = tal_dup_arr(topo, u32, fees,
topo->dev_override_fee_rate = tal_dup_arr(topo, u32, fees,
ARRAY_SIZE(fees), 0);
}
for (size_t i = 0; i < NUM_FEERATES; i++) {
if (!ratetok[i])
continue;
if (!json_tok_number(buffer, ratetok[i],
&topo->override_fee_rate[i])) {
&topo->dev_override_fee_rate[i])) {
command_fail(cmd, "Invalid feerate %.*s",
ratetok[i]->end - ratetok[i]->start,
buffer + ratetok[i]->start);
@@ -660,20 +663,20 @@ static void json_dev_setfees(struct command *cmd,
}
log_debug(topo->log,
"dev-setfees: fees now %u/%u/%u",
topo->override_fee_rate[FEERATE_IMMEDIATE],
topo->override_fee_rate[FEERATE_NORMAL],
topo->override_fee_rate[FEERATE_SLOW]);
topo->dev_override_fee_rate[FEERATE_IMMEDIATE],
topo->dev_override_fee_rate[FEERATE_NORMAL],
topo->dev_override_fee_rate[FEERATE_SLOW]);
notify_feerate_change(cmd->ld);
response = new_json_result(cmd);
json_object_start(response, NULL);
json_add_num(response, "immediate",
topo->override_fee_rate[FEERATE_IMMEDIATE]);
topo->dev_override_fee_rate[FEERATE_IMMEDIATE]);
json_add_num(response, "normal",
topo->override_fee_rate[FEERATE_NORMAL]);
topo->dev_override_fee_rate[FEERATE_NORMAL]);
json_add_num(response, "slow",
topo->override_fee_rate[FEERATE_SLOW]);
topo->dev_override_fee_rate[FEERATE_SLOW]);
json_object_end(response);
command_success(cmd, response);
}
@@ -727,10 +730,12 @@ struct chain_topology *new_topology(struct lightningd *ld, struct log *log)
topo->log = log;
topo->default_fee_rate = 40000;
memset(topo->feerate, 0, sizeof(topo->feerate));
topo->override_fee_rate = NULL;
topo->bitcoind = new_bitcoind(topo, ld, log);
topo->wallet = ld->wallet;
topo->poll_seconds = 30;
#if DEVELOPER
topo->dev_override_fee_rate = NULL;
#endif
return topo;
}

8
lightningd/chaintopology.h
View File

@@ -104,15 +104,17 @@ struct chain_topology {
/* Bitcoin transactions we're broadcasting */
struct list_head outgoing_txs;
/* Force a particular fee rate regardless of estimatefee (satoshis/kw) */
u32 *override_fee_rate;
/* What fee we use if estimatefee fails (satoshis/kw) */
u32 default_fee_rate;
/* Transactions/txos we are watching. */
struct txwatch_hash txwatches;
struct txowatch_hash txowatches;
#if DEVELOPER
/* Force a particular fee rate regardless of estimatefee (satoshis/kw) */
u32 *dev_override_fee_rate;
#endif
};
/* Information relevant to locating a TX in a blockchain. */

59
lightningd/options.c
View File

@@ -266,29 +266,6 @@ static char *opt_set_alias(const char *arg, struct lightningd *ld)
return NULL;
}
static char *opt_set_fee_rates(const char *arg, struct chain_topology *topo)
{
tal_free(topo->override_fee_rate);
topo->override_fee_rate = tal_arr(topo, u32, 3);
for (size_t i = 0; i < tal_count(topo->override_fee_rate); i++) {
char *endp;
char term;
if (i == tal_count(topo->override_fee_rate)-1)
term = '\0';
else
term = '/';
topo->override_fee_rate[i] = strtol(arg, &endp, 10);
if (endp == arg || *endp != term)
return tal_fmt(NULL,
"Feerates must be <num>/<num>/<num>");
arg = endp + 1;
}
return NULL;
}
static char *opt_set_offline(struct lightningd *ld)
{
ld->reconnect = false;
@@ -345,9 +322,6 @@ static void config_register_opts(struct lightningd *ld)
opt_register_arg("--commit-fee=<percent>", opt_set_u32, opt_show_u32,
&ld->config.commitment_fee_percent,
"Percentage of fee to request for their commitment");
opt_register_arg("--override-fee-rates", opt_set_fee_rates, NULL,
ld->topology,
"Force a specific rates (immediate/normal/slow) in satoshis per kw regardless of estimated fees");
opt_register_arg("--default-fee-rate", opt_set_u32, opt_show_u32,
&ld->topology->default_fee_rate,
"Satoshis per kw if can't estimate fees");
@@ -427,6 +401,29 @@ static void config_register_opts(struct lightningd *ld)
}
#if DEVELOPER
static char *opt_set_fee_rates(const char *arg, struct chain_topology *topo)
{
tal_free(topo->dev_override_fee_rate);
topo->dev_override_fee_rate = tal_arr(topo, u32, 3);
for (size_t i = 0; i < tal_count(topo->dev_override_fee_rate); i++) {
char *endp;
char term;
if (i == tal_count(topo->dev_override_fee_rate)-1)
term = '\0';
else
term = '/';
topo->dev_override_fee_rate[i] = strtol(arg, &endp, 10);
if (endp == arg || *endp != term)
return tal_fmt(NULL,
"Feerates must be <num>/<num>/<num>");
arg = endp + 1;
}
return NULL;
}
static void dev_register_opts(struct lightningd *ld)
{
opt_register_noarg("--dev-no-reconnect", opt_set_invbool,
@@ -447,6 +444,9 @@ static void dev_register_opts(struct lightningd *ld)
opt_register_arg("--dev-bitcoind-poll", opt_set_u32, opt_show_u32,
&ld->topology->poll_seconds,
"Time between polling for new transactions");
opt_register_arg("--dev-override-fee-rates", opt_set_fee_rates, NULL,
ld->topology,
"Force a specific rates (immediate/normal/slow) in satoshis per kw regardless of estimated fees");
}
#endif
@@ -942,13 +942,6 @@ static void add_config(struct lightningd *ld,
answer = (const char *)ld->alias;
} else if (opt->cb_arg == (void *)arg_log_to_file) {
answer = ld->logfile;
} else if (opt->cb_arg == (void *)opt_set_fee_rates) {
struct chain_topology *topo = ld->topology;
if (topo->override_fee_rate)
answer = tal_fmt(name0, "%u/%u/%u",
topo->override_fee_rate[0],
topo->override_fee_rate[1],
topo->override_fee_rate[2]);
} else if (opt->cb_arg == (void *)opt_set_port) {
if (!deprecated_apis)
answer = tal_fmt(name0, "%u", ld->portnum);

8
tests/test_lightningd.py
View File

@@ -1478,6 +1478,7 @@ class LightningDTests(BaseLightningDTests):
# Get close confirmed
l1.bitcoin.generate_block(100)
@unittest.skipIf(not DEVELOPER, "needs dev-override-feerates")
def test_closing_different_fees(self):
l1 = self.node_factory.get_node()
@@ -1493,7 +1494,7 @@ class LightningDTests(BaseLightningDTests):
for feerate in feerates:
for amount in amounts:
p = self.node_factory.get_node(options={
'override-fee-rates': '{}/{}/{}'.format(feerate[0],
'dev-override-fee-rates': '{}/{}/{}'.format(feerate[0],
feerate[1],
feerate[2])
})
@@ -4158,7 +4159,7 @@ class LightningDTests(BaseLightningDTests):
# L1 asks for stupid low fees
l1.rpc.dev_setfees(15)
l1.daemon.wait_for_log('Peer permanent failure in CHANNELD_NORMAL: lightning_channeld: received ERROR channel .*: update_fee 15 outside range 500-75000')
l1.daemon.wait_for_log('Peer permanent failure in CHANNELD_NORMAL: lightning_channeld: received ERROR channel .*: update_fee 15 outside range 1875-75000')
# Make sure the resolution of this one doesn't interfere with the next!
# Note: may succeed, may fail with insufficient fee, depending on how
# bitcoind feels!
@@ -4300,7 +4301,7 @@ class LightningDTests(BaseLightningDTests):
# Make l2 upset by asking for crazy fee.
l1.rpc.dev_setfees('150000')
# Wait for l1 notice
l1.daemon.wait_for_log(r'Peer permanent failure in CHANNELD_NORMAL: lightning_channeld: received ERROR channel .*: update_fee 150000 outside range 500-75000')
l1.daemon.wait_for_log(r'Peer permanent failure in CHANNELD_NORMAL: lightning_channeld: received ERROR channel .*: update_fee 150000 outside range 1875-75000')
# Can't pay while its offline.
self.assertRaises(ValueError, l1.rpc.sendpay, to_json(route), rhash)
@@ -4340,7 +4341,6 @@ class LightningDTests(BaseLightningDTests):
assert configs['bitcoin-datadir'] == bitcoind.bitcoin_dir
assert configs['lightning-dir'] == l1.daemon.lightning_dir
assert configs['allow-deprecated-apis'] is False
assert configs['override-fee-rates'] == '15000/7500/1000'
assert configs['network'] == 'regtest'
assert configs['ignore-fee-limits'] is False

2
tests/utils.py
View File

@@ -263,7 +263,7 @@ class LightningD(TailableProc):
'lightning-dir': lightning_dir,
'addr': '127.0.0.1:{}'.format(port),
'allow-deprecated-apis': 'false',
'override-fee-rates': '15000/7500/1000',
'default-fee-rate': 15000,
'network': 'regtest',
'ignore-fee-limits': 'false',
}