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opts: Add the --rescan option

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This is intended to recover from an inconsistent state, involving
`onchaind`. Should we for some reason not restore the `onchaind` process
correctly we can instruct `lightningd` to go back in time and just replay
everything.

Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker 2018-04-18 15:23:15 +02:00
parent 7406a5b614
commit 0f191f5d4f
2 changed files with 14 additions and 0 deletions
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4
lightningd/lightningd.h
View File

@ -72,6 +72,10 @@ struct config {
/* Do we let the funder set any fee rate they want */
bool ignore_fee_limits;
/* Number of blocks to rescan from the current head, or absolute
* blockheight if rescan >= 500'000 */
s32 rescan;
};
struct lightningd {

10
lightningd/options.c
View File

@ -309,6 +309,10 @@ static void config_register_opts(struct lightningd *ld)
opt_register_arg("--fee-base", opt_set_u32, opt_show_u32,
&ld->config.fee_base,
"Millisatoshi minimum to charge for HTLC");
opt_register_arg("--rescan", opt_set_s32, opt_show_s32,
&ld->config.rescan,
"Number of blocks to rescan from the current head, or "
"absolute blockheight if negative");
opt_register_arg("--fee-per-satoshi", opt_set_s32, opt_show_s32,
&ld->config.fee_per_satoshi,
"Microsatoshi fee for every satoshi in HTLC");
@ -420,6 +424,9 @@ static const struct config testnet_config = {
/* Testnet sucks */
.ignore_fee_limits = true,
/* Rescan 5 hours of blocks on testnet, it's reorg happy */
.rescan = 30,
};
/* aka. "Dude, where's my coins?" */
@ -481,6 +488,9 @@ static const struct config mainnet_config = {
/* Mainnet should have more stable fees */
.ignore_fee_limits = false,
/* Rescan 2.5 hours of blocks on startup, it's not so reorg happy */
.rescan = 15,
};
static void check_config(struct lightningd *ld)