Inside Bitcoin

1// Copyright (c) 2022-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#include <addresstype.h>
6#include <bench/bench.h>
7#include <key.h>
8#include <key_io.h>
9#include <script/descriptor.h>
10#include <script/script.h>
11#include <script/signingprovider.h>
12#include <sync.h>
13#include <test/util/setup_common.h>
14#include <util/check.h>
15#include <wallet/context.h>
16#include <wallet/db.h>
17#include <wallet/sqlite.h>
18#include <wallet/test/util.h>
19#include <wallet/wallet.h>
20#include <wallet/walletutil.h>
21
22#include <cstdint>
23#include <memory>
24#include <string>
25#include <utility>
26#include <vector>
27
28namespace wallet {
29static void WalletIsMine(benchmark::Bench& bench, int num_combo = 0)
30{
31    const auto test_setup = MakeNoLogFileContext<TestingSetup>();
32
33    WalletContext context;
34    context.args = &test_setup->m_args;
35    context.chain = test_setup->m_node.chain.get();
36
37    // Setup the wallet
38    // Loading the wallet will also create it
39    uint64_t create_flags = WALLET_FLAG_DESCRIPTORS;
40    auto database = MakeInMemoryWalletDatabase();
41    auto wallet = TestCreateWallet(std::move(database), context, create_flags);
42
43    // For a descriptor wallet, fill with num_combo combo descriptors with random keys
44    // This benchmarks a non-HD wallet migrated to descriptors
45    if (num_combo > 0) {
46        LOCK(wallet->cs_wallet);
47        for (int i = 0; i < num_combo; ++i) {
48            CKey key;
49            key.MakeNewKey(/*fCompressed=*/true);
50            FlatSigningProvider keys;
51            std::string error;
52            std::vector<std::unique_ptr<Descriptor>> desc = Parse("combo(" + EncodeSecret(key) + ")", keys, error, /*require_checksum=*/false);
53            WalletDescriptor w_desc(std::move(desc.at(0)), /*creation_time=*/0, /*range_start=*/0, /*range_end=*/0, /*next_index=*/0);
54            Assert(wallet->AddWalletDescriptor(w_desc, keys, /*label=*/"", /*internal=*/false));
55        }
56    }
57
58    const CScript script = GetScriptForDestination(DecodeDestination(ADDRESS_BCRT1_UNSPENDABLE));
59
60    bench.run([&] {
61        LOCK(wallet->cs_wallet);
62        bool mine = wallet->IsMine(script);
63        assert(!mine);
64    });
65
66    TestUnloadWallet(std::move(wallet));
67}
68
69static void WalletIsMineDescriptors(benchmark::Bench& bench) { WalletIsMine(bench); }
70static void WalletIsMineMigratedDescriptors(benchmark::Bench& bench) { WalletIsMine(bench, /*num_combo=*/2000); }
71BENCHMARK(WalletIsMineDescriptors);
72BENCHMARK(WalletIsMineMigratedDescriptors);
73} // namespace wallet
74