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lightningd: fix crash on startup expirations.

Browse source 
The wait code assumes ld->wallet is populated, but it's not.  Start the
expiration cycle later.

```
0x7f271a18d08f ??? /build/glibc-SzIz7B/glibc-2.31/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x5581a27dc082 wait_index_increment lightningd/wait.c:112
0x5581a27e331a invoice_index_inc wallet/invoices.c:738
0x5581a27e3dfe invoice_index_update_status wallet/invoices.c:775
0x5581a27e3ea3 trigger_expiration wallet/invoices.c:185
0x5581a27e3f47 invoices_new wallet/invoices.c:134
0x5581a27e8a2c wallet_new wallet/wallet.c:121
0x5581a27b08b5 main lightningd/lightningd.c:1082
```

Fixes: #6457
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2023-07-31 18:34:42 +09:30
parent 4b173eec3b
commit 2c2592fe36
5 changed files with 20 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
lightningd/lightningd.c
View file

@ -77,6 +77,7 @@
#include <lightningd/runes.h>
#include <lightningd/subd.h>
#include <sys/resource.h>
#include <wallet/invoices.h>
#include <wallet/txfilter.h>
#include <wally_bip32.h>
@ -1192,6 +1193,9 @@ int main(int argc, char *argv[])
/*~ Finish our runes initialization (includes reading from db) */
runes_finish_init(ld->runes);
/*~ Start expiring old invoices now ld->wallet is set.*/
invoices_start_expiration(ld);
/*~ That's all of the wallet db operations for now. */
db_commit_transaction(ld->wallet->db);

3
lightningd/test/run-find_my_abspath.c
View file

@ -114,6 +114,9 @@ void htlcs_notify_new_block(struct lightningd *ld UNNEEDED, u32 height UNNEEDED)
void htlcs_resubmit(struct lightningd *ld UNNEEDED,
struct htlc_in_map *unconnected_htlcs_in STEALS UNNEEDED)
{ fprintf(stderr, "htlcs_resubmit called!\n"); abort(); }
/* Generated stub for invoices_start_expiration */
void invoices_start_expiration(struct lightningd *ld UNNEEDED)
{ fprintf(stderr, "invoices_start_expiration called!\n"); abort(); }
/* Generated stub for json_add_string */
void json_add_string(struct json_stream *js UNNEEDED,
const char *fieldname UNNEEDED,

1
tests/test_invoices.py
View file

@ -913,7 +913,6 @@ def test_listinvoices_index(node_factory, executor):
assert only_one(l2.rpc.listinvoices(index='updated', start=i, limit=1)['invoices'])['label'] == str(70 + 1 - i)
@pytest.mark.xfail(strict=True)
def test_expiry_startup_crash(node_factory, bitcoind):
"""We crash trying to expire invoice on startup"""
l1 = node_factory.get_node()

9
wallet/invoices.c
View file

@ -6,6 +6,7 @@
#include <db/exec.h>
#include <db/utils.h>
#include <lightningd/invoice.h>
#include <lightningd/lightningd.h>
#include <lightningd/wait.h>
#include <wallet/invoices.h>
@ -115,7 +116,6 @@ static struct invoice_details *wallet_stmt2invoice_details(const tal_t *ctx,
return dtl;
}
static void trigger_expiration(struct invoices *invoices);
static void install_expiration_timer(struct invoices *invoices);
struct invoices *invoices_new(const tal_t *ctx,
@ -130,8 +130,6 @@ struct invoices *invoices_new(const tal_t *ctx,
list_head_init(&invs->waiters);
invs->expiration_timer = NULL;
trigger_expiration(invs);
return invs;
}
@ -784,3 +782,8 @@ u64 invoice_index_update_deldesc(struct lightningd *ld,
return invoice_index_inc(ld, NULL, label, NULL, description,
WAIT_INDEX_UPDATED);
}
void invoices_start_expiration(struct lightningd *ld)
{
trigger_expiration(ld->wallet->invoices);
}

7
wallet/invoices.h
View file

@ -26,6 +26,13 @@ struct invoices *invoices_new(const tal_t *ctx,
struct wallet *wallet,
struct timers *timers);
/**
* invoices_start_expiration - Once ld->wallet complete, we can start expiring.
*
* @ld - the lightningd object
*/
void invoices_start_expiration(struct lightningd *ld);
/**
* invoices_create - Create a new invoice.
*