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Add zero-confirmation support to webhooks (only) (#72)

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This commit is contained in:
Lee *!* Clagett
2023-07-01 11:18:18 -04:00
committed by Lee *!* Clagett
parent f827dca8d1
commit fdbd3669a6
12 changed files with 408 additions and 32 deletions
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36
src/db/storage.cpp
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@@ -749,6 +749,42 @@ namespace db
return requests.get_value<request_info>(value);
}
expect<std::vector<webhook_value>>
storage_reader::find_webhook(webhook_key const& key, crypto::hash8 const& payment_id, cursor::webhooks cur)
{
MONERO_PRECOND(txn != nullptr);
assert(db != nullptr);
MONERO_CHECK(check_cursor(*txn, db->tables.webhooks, cur));
webhook_dupsort dup{};
static_assert(sizeof(dup.payment_id) == sizeof(payment_id), "bad memcpy");
std::memcpy(std::addressof(dup.payment_id), std::addressof(payment_id), sizeof(payment_id));
MDB_val lkey = lmdb::to_val(key);
MDB_val lvalue = lmdb::to_val(dup);
std::vector<webhook_value> result{};
int err = mdb_cursor_get(cur.get(), &lkey, &lvalue, MDB_GET_BOTH_RANGE);
for (;;)
{
if (err)
{
if (err == MDB_NOTFOUND)
break;
return {lmdb::error(err)};
}
if (webhooks.get_fixed_value<MONERO_FIELD(webhook_dupsort, payment_id)>(lvalue) != dup.payment_id)
break;
result.push_back(MONERO_UNWRAP(webhooks.get_value(lvalue)));
err = mdb_cursor_get(cur.get(), &lkey, &lvalue, MDB_NEXT_DUP);
}
return result;
}
expect<std::vector<std::pair<webhook_key, std::vector<webhook_value>>>>
storage_reader::get_webhooks(cursor::webhooks cur)
{