Branch data Line data Source code
1 : : // Copyright (c) 2009-2010 Satoshi Nakamoto
2 : : // Copyright (c) 2009-2022 The Bitcoin Core developers
3 : : // Distributed under the MIT software license, see the accompanying
4 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 : :
6 : : #include <wallet/wallet.h>
7 : :
8 : : #include <config/bitcoin-config.h> // IWYU pragma: keep
9 : : #include <addresstype.h>
10 : : #include <blockfilter.h>
11 : : #include <chain.h>
12 : : #include <coins.h>
13 : : #include <common/args.h>
14 : : #include <common/messages.h>
15 : : #include <common/settings.h>
16 : : #include <common/signmessage.h>
17 : : #include <common/system.h>
18 : : #include <consensus/amount.h>
19 : : #include <consensus/consensus.h>
20 : : #include <consensus/validation.h>
21 : : #include <external_signer.h>
22 : : #include <interfaces/chain.h>
23 : : #include <interfaces/handler.h>
24 : : #include <interfaces/wallet.h>
25 : : #include <kernel/chain.h>
26 : : #include <kernel/mempool_removal_reason.h>
27 : : #include <key.h>
28 : : #include <key_io.h>
29 : : #include <logging.h>
30 : : #include <node/types.h>
31 : : #include <outputtype.h>
32 : : #include <policy/feerate.h>
33 : : #include <primitives/block.h>
34 : : #include <primitives/transaction.h>
35 : : #include <psbt.h>
36 : : #include <pubkey.h>
37 : : #include <random.h>
38 : : #include <script/descriptor.h>
39 : : #include <script/interpreter.h>
40 : : #include <script/script.h>
41 : : #include <script/sign.h>
42 : : #include <script/signingprovider.h>
43 : : #include <script/solver.h>
44 : : #include <serialize.h>
45 : : #include <span.h>
46 : : #include <streams.h>
47 : : #include <support/allocators/secure.h>
48 : : #include <support/allocators/zeroafterfree.h>
49 : : #include <support/cleanse.h>
50 : : #include <sync.h>
51 : : #include <tinyformat.h>
52 : : #include <uint256.h>
53 : : #include <univalue.h>
54 : : #include <util/check.h>
55 : : #include <util/fs.h>
56 : : #include <util/fs_helpers.h>
57 : : #include <util/moneystr.h>
58 : : #include <util/result.h>
59 : : #include <util/string.h>
60 : : #include <util/time.h>
61 : : #include <util/translation.h>
62 : : #include <wallet/coincontrol.h>
63 : : #include <wallet/context.h>
64 : : #include <wallet/crypter.h>
65 : : #include <wallet/db.h>
66 : : #include <wallet/external_signer_scriptpubkeyman.h>
67 : : #include <wallet/scriptpubkeyman.h>
68 : : #include <wallet/transaction.h>
69 : : #include <wallet/types.h>
70 : : #include <wallet/walletdb.h>
71 : : #include <wallet/walletutil.h>
72 : :
73 : : #include <algorithm>
74 : : #include <cassert>
75 : : #include <condition_variable>
76 : : #include <exception>
77 : : #include <optional>
78 : : #include <stdexcept>
79 : : #include <thread>
80 : : #include <tuple>
81 : : #include <variant>
82 : :
83 : : struct KeyOriginInfo;
84 : :
85 : : using common::AmountErrMsg;
86 : : using common::AmountHighWarn;
87 : : using common::PSBTError;
88 : : using interfaces::FoundBlock;
89 : : using util::ReplaceAll;
90 : : using util::ToString;
91 : :
92 : : namespace wallet {
93 : :
94 : 0 : bool AddWalletSetting(interfaces::Chain& chain, const std::string& wallet_name)
95 : : {
96 [ # # # # ]: 0 : common::SettingsValue setting_value = chain.getRwSetting("wallet");
97 [ # # # # : 0 : if (!setting_value.isArray()) setting_value.setArray();
# # ]
98 [ # # # # : 0 : for (const common::SettingsValue& value : setting_value.getValues()) {
# # ]
99 [ # # # # : 0 : if (value.isStr() && value.get_str() == wallet_name) return true;
# # # # ]
100 [ # # ]: 0 : }
101 [ # # # # ]: 0 : setting_value.push_back(wallet_name);
102 [ # # # # ]: 0 : return chain.updateRwSetting("wallet", setting_value);
103 : 0 : }
104 : :
105 : 0 : bool RemoveWalletSetting(interfaces::Chain& chain, const std::string& wallet_name)
106 : : {
107 [ # # # # ]: 0 : common::SettingsValue setting_value = chain.getRwSetting("wallet");
108 [ # # # # ]: 0 : if (!setting_value.isArray()) return true;
109 [ # # ]: 0 : common::SettingsValue new_value(common::SettingsValue::VARR);
110 [ # # # # ]: 0 : for (const common::SettingsValue& value : setting_value.getValues()) {
111 [ # # # # : 0 : if (!value.isStr() || value.get_str() != wallet_name) new_value.push_back(value);
# # # # #
# # # ]
112 : 0 : }
113 [ # # # # : 0 : if (new_value.size() == setting_value.size()) return true;
# # ]
114 [ # # # # ]: 0 : return chain.updateRwSetting("wallet", new_value);
115 : 0 : }
116 : :
117 : 0 : static void UpdateWalletSetting(interfaces::Chain& chain,
118 : : const std::string& wallet_name,
119 : : std::optional<bool> load_on_startup,
120 : : std::vector<bilingual_str>& warnings)
121 : : {
122 [ # # ]: 0 : if (!load_on_startup) return;
123 [ # # # # ]: 0 : if (load_on_startup.value() && !AddWalletSetting(chain, wallet_name)) {
124 [ # # # # : 0 : warnings.emplace_back(Untranslated("Wallet load on startup setting could not be updated, so wallet may not be loaded next node startup."));
# # ]
125 [ # # # # ]: 0 : } else if (!load_on_startup.value() && !RemoveWalletSetting(chain, wallet_name)) {
126 [ # # # # : 0 : warnings.emplace_back(Untranslated("Wallet load on startup setting could not be updated, so wallet may still be loaded next node startup."));
# # ]
127 : 0 : }
128 : 0 : }
129 : :
130 : : /**
131 : : * Refresh mempool status so the wallet is in an internally consistent state and
132 : : * immediately knows the transaction's status: Whether it can be considered
133 : : * trusted and is eligible to be abandoned ...
134 : : */
135 : 145160 : static void RefreshMempoolStatus(CWalletTx& tx, interfaces::Chain& chain)
136 : : {
137 [ - + ]: 145160 : if (chain.isInMempool(tx.GetHash())) {
138 : 0 : tx.m_state = TxStateInMempool();
139 [ + - ]: 145160 : } else if (tx.state<TxStateInMempool>()) {
140 : 0 : tx.m_state = TxStateInactive();
141 : 0 : }
142 : 145160 : }
143 : :
144 : 0 : bool AddWallet(WalletContext& context, const std::shared_ptr<CWallet>& wallet)
145 : : {
146 : 0 : LOCK(context.wallets_mutex);
147 [ # # ]: 0 : assert(wallet);
148 [ # # ]: 0 : std::vector<std::shared_ptr<CWallet>>::const_iterator i = std::find(context.wallets.begin(), context.wallets.end(), wallet);
149 [ # # ]: 0 : if (i != context.wallets.end()) return false;
150 [ # # ]: 0 : context.wallets.push_back(wallet);
151 [ # # ]: 0 : wallet->ConnectScriptPubKeyManNotifiers();
152 [ # # ]: 0 : wallet->NotifyCanGetAddressesChanged();
153 : 0 : return true;
154 : 0 : }
155 : :
156 : 0 : bool RemoveWallet(WalletContext& context, const std::shared_ptr<CWallet>& wallet, std::optional<bool> load_on_start, std::vector<bilingual_str>& warnings)
157 : : {
158 [ # # ]: 0 : assert(wallet);
159 : :
160 : 0 : interfaces::Chain& chain = wallet->chain();
161 : 0 : std::string name = wallet->GetName();
162 : :
163 : : // Unregister with the validation interface which also drops shared pointers.
164 : 0 : wallet->m_chain_notifications_handler.reset();
165 [ # # # # ]: 0 : LOCK(context.wallets_mutex);
166 [ # # ]: 0 : std::vector<std::shared_ptr<CWallet>>::iterator i = std::find(context.wallets.begin(), context.wallets.end(), wallet);
167 [ # # ]: 0 : if (i == context.wallets.end()) return false;
168 [ # # ]: 0 : context.wallets.erase(i);
169 : :
170 : : // Write the wallet setting
171 [ # # ]: 0 : UpdateWalletSetting(chain, name, load_on_start, warnings);
172 : :
173 : 0 : return true;
174 : 0 : }
175 : :
176 : 0 : bool RemoveWallet(WalletContext& context, const std::shared_ptr<CWallet>& wallet, std::optional<bool> load_on_start)
177 : : {
178 : 0 : std::vector<bilingual_str> warnings;
179 [ # # ]: 0 : return RemoveWallet(context, wallet, load_on_start, warnings);
180 : 0 : }
181 : :
182 : 0 : std::vector<std::shared_ptr<CWallet>> GetWallets(WalletContext& context)
183 : : {
184 : 0 : LOCK(context.wallets_mutex);
185 [ # # ]: 0 : return context.wallets;
186 : 0 : }
187 : :
188 : 0 : std::shared_ptr<CWallet> GetDefaultWallet(WalletContext& context, size_t& count)
189 : : {
190 : 0 : LOCK(context.wallets_mutex);
191 : 0 : count = context.wallets.size();
192 [ # # ]: 0 : return count == 1 ? context.wallets[0] : nullptr;
193 : 0 : }
194 : :
195 : 0 : std::shared_ptr<CWallet> GetWallet(WalletContext& context, const std::string& name)
196 : : {
197 : 0 : LOCK(context.wallets_mutex);
198 [ # # # # ]: 0 : for (const std::shared_ptr<CWallet>& wallet : context.wallets) {
199 [ # # # # ]: 0 : if (wallet->GetName() == name) return wallet;
200 [ # # ]: 0 : }
201 : 0 : return nullptr;
202 : 0 : }
203 : :
204 : 0 : std::unique_ptr<interfaces::Handler> HandleLoadWallet(WalletContext& context, LoadWalletFn load_wallet)
205 : : {
206 : 0 : LOCK(context.wallets_mutex);
207 [ # # ]: 0 : auto it = context.wallet_load_fns.emplace(context.wallet_load_fns.end(), std::move(load_wallet));
208 [ # # ]: 0 : return interfaces::MakeCleanupHandler([&context, it] { LOCK(context.wallets_mutex); context.wallet_load_fns.erase(it); });
209 : 0 : }
210 : :
211 : 0 : void NotifyWalletLoaded(WalletContext& context, const std::shared_ptr<CWallet>& wallet)
212 : : {
213 : 0 : LOCK(context.wallets_mutex);
214 [ # # ]: 0 : for (auto& load_wallet : context.wallet_load_fns) {
215 [ # # # # ]: 0 : load_wallet(interfaces::MakeWallet(context, wallet));
216 : 0 : }
217 : 0 : }
218 : :
219 : : static GlobalMutex g_loading_wallet_mutex;
220 : : static GlobalMutex g_wallet_release_mutex;
221 : 1 : static std::condition_variable g_wallet_release_cv;
222 : 1 : static std::set<std::string> g_loading_wallet_set GUARDED_BY(g_loading_wallet_mutex);
223 : 1 : static std::set<std::string> g_unloading_wallet_set GUARDED_BY(g_wallet_release_mutex);
224 : :
225 : : // Custom deleter for shared_ptr<CWallet>.
226 : 0 : static void ReleaseWallet(CWallet* wallet)
227 : : {
228 : 0 : const std::string name = wallet->GetName();
229 [ # # ]: 0 : wallet->WalletLogPrintf("Releasing wallet\n");
230 [ # # ]: 0 : wallet->Flush();
231 [ # # ]: 0 : delete wallet;
232 : : // Wallet is now released, notify UnloadWallet, if any.
233 : : {
234 [ # # # # ]: 0 : LOCK(g_wallet_release_mutex);
235 [ # # # # ]: 0 : if (g_unloading_wallet_set.erase(name) == 0) {
236 : : // UnloadWallet was not called for this wallet, all done.
237 : 0 : return;
238 : : }
239 [ # # ]: 0 : }
240 : 0 : g_wallet_release_cv.notify_all();
241 [ # # ]: 0 : }
242 : :
243 : 0 : void UnloadWallet(std::shared_ptr<CWallet>&& wallet)
244 : : {
245 : : // Mark wallet for unloading.
246 : 0 : const std::string name = wallet->GetName();
247 : : {
248 [ # # # # ]: 0 : LOCK(g_wallet_release_mutex);
249 [ # # ]: 0 : auto it = g_unloading_wallet_set.insert(name);
250 [ # # ]: 0 : assert(it.second);
251 : 0 : }
252 : : // The wallet can be in use so it's not possible to explicitly unload here.
253 : : // Notify the unload intent so that all remaining shared pointers are
254 : : // released.
255 [ # # ]: 0 : wallet->NotifyUnload();
256 : :
257 : : // Time to ditch our shared_ptr and wait for ReleaseWallet call.
258 : 0 : wallet.reset();
259 : : {
260 [ # # # # ]: 0 : WAIT_LOCK(g_wallet_release_mutex, lock);
261 [ # # # # ]: 0 : while (g_unloading_wallet_set.count(name) == 1) {
262 [ # # ]: 0 : g_wallet_release_cv.wait(lock);
263 : : }
264 : 0 : }
265 : 0 : }
266 : :
267 : : namespace {
268 : 0 : std::shared_ptr<CWallet> LoadWalletInternal(WalletContext& context, const std::string& name, std::optional<bool> load_on_start, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings)
269 : : {
270 : : try {
271 [ # # ]: 0 : std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(name, options, status, error);
272 [ # # ]: 0 : if (!database) {
273 [ # # # # : 0 : error = Untranslated("Wallet file verification failed.") + Untranslated(" ") + error;
# # # # #
# # # ]
274 : 0 : return nullptr;
275 : : }
276 : :
277 [ # # # # ]: 0 : context.chain->initMessage(_("Loading wallet…").translated);
278 [ # # ]: 0 : std::shared_ptr<CWallet> wallet = CWallet::Create(context, name, std::move(database), options.create_flags, error, warnings);
279 [ # # ]: 0 : if (!wallet) {
280 [ # # # # : 0 : error = Untranslated("Wallet loading failed.") + Untranslated(" ") + error;
# # # # #
# # # ]
281 : 0 : status = DatabaseStatus::FAILED_LOAD;
282 : 0 : return nullptr;
283 : : }
284 : :
285 : : // Legacy wallets are being deprecated, warn if the loaded wallet is legacy
286 [ # # ]: 0 : if (!wallet->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
287 [ # # # # ]: 0 : warnings.push_back(_("Wallet loaded successfully. The legacy wallet type is being deprecated and support for creating and opening legacy wallets will be removed in the future. Legacy wallets can be migrated to a descriptor wallet with migratewallet."));
288 : 0 : }
289 : :
290 [ # # ]: 0 : NotifyWalletLoaded(context, wallet);
291 [ # # ]: 0 : AddWallet(context, wallet);
292 [ # # ]: 0 : wallet->postInitProcess();
293 : :
294 : : // Write the wallet setting
295 [ # # ]: 0 : UpdateWalletSetting(*context.chain, name, load_on_start, warnings);
296 : :
297 : 0 : return wallet;
298 [ # # ]: 0 : } catch (const std::runtime_error& e) {
299 [ # # # # ]: 0 : error = Untranslated(e.what());
300 : 0 : status = DatabaseStatus::FAILED_LOAD;
301 : 0 : return nullptr;
302 [ # # ]: 0 : }
303 : 0 : }
304 : :
305 : : class FastWalletRescanFilter
306 : : {
307 : : public:
308 [ # # ]: 0 : FastWalletRescanFilter(const CWallet& wallet) : m_wallet(wallet)
309 : : {
310 : : // fast rescanning via block filters is only supported by descriptor wallets right now
311 [ # # # # ]: 0 : assert(!m_wallet.IsLegacy());
312 : :
313 : : // create initial filter with scripts from all ScriptPubKeyMans
314 [ # # # # ]: 0 : for (auto spkm : m_wallet.GetAllScriptPubKeyMans()) {
315 [ # # ]: 0 : auto desc_spkm{dynamic_cast<DescriptorScriptPubKeyMan*>(spkm)};
316 [ # # ]: 0 : assert(desc_spkm != nullptr);
317 [ # # ]: 0 : AddScriptPubKeys(desc_spkm);
318 : : // save each range descriptor's end for possible future filter updates
319 [ # # # # ]: 0 : if (desc_spkm->IsHDEnabled()) {
320 [ # # # # : 0 : m_last_range_ends.emplace(desc_spkm->GetID(), desc_spkm->GetEndRange());
# # ]
321 : 0 : }
322 : 0 : }
323 : 0 : }
324 : :
325 : 0 : void UpdateIfNeeded()
326 : : {
327 : : // repopulate filter with new scripts if top-up has happened since last iteration
328 [ # # ]: 0 : for (const auto& [desc_spkm_id, last_range_end] : m_last_range_ends) {
329 [ # # # # ]: 0 : auto desc_spkm{dynamic_cast<DescriptorScriptPubKeyMan*>(m_wallet.GetScriptPubKeyMan(desc_spkm_id))};
330 [ # # ]: 0 : assert(desc_spkm != nullptr);
331 : 0 : int32_t current_range_end{desc_spkm->GetEndRange()};
332 [ # # # # ]: 0 : if (current_range_end > last_range_end) {
333 : 0 : AddScriptPubKeys(desc_spkm, last_range_end);
334 : 0 : m_last_range_ends.at(desc_spkm->GetID()) = current_range_end;
335 : 0 : }
336 : 0 : }
337 : 0 : }
338 : :
339 : 0 : std::optional<bool> MatchesBlock(const uint256& block_hash) const
340 : : {
341 : 0 : return m_wallet.chain().blockFilterMatchesAny(BlockFilterType::BASIC, block_hash, m_filter_set);
342 : : }
343 : :
344 : : private:
345 : : const CWallet& m_wallet;
346 : : /** Map for keeping track of each range descriptor's last seen end range.
347 : : * This information is used to detect whether new addresses were derived
348 : : * (that is, if the current end range is larger than the saved end range)
349 : : * after processing a block and hence a filter set update is needed to
350 : : * take possible keypool top-ups into account.
351 : : */
352 : : std::map<uint256, int32_t> m_last_range_ends;
353 : : GCSFilter::ElementSet m_filter_set;
354 : :
355 : 0 : void AddScriptPubKeys(const DescriptorScriptPubKeyMan* desc_spkm, int32_t last_range_end = 0)
356 : : {
357 [ # # ]: 0 : for (const auto& script_pub_key : desc_spkm->GetScriptPubKeys(last_range_end)) {
358 [ # # # # : 0 : m_filter_set.emplace(script_pub_key.begin(), script_pub_key.end());
# # ]
359 : 0 : }
360 : 0 : }
361 : : };
362 : : } // namespace
363 : :
364 : 0 : std::shared_ptr<CWallet> LoadWallet(WalletContext& context, const std::string& name, std::optional<bool> load_on_start, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings)
365 : : {
366 [ # # ]: 0 : auto result = WITH_LOCK(g_loading_wallet_mutex, return g_loading_wallet_set.insert(name));
367 [ # # ]: 0 : if (!result.second) {
368 [ # # # # ]: 0 : error = Untranslated("Wallet already loading.");
369 : 0 : status = DatabaseStatus::FAILED_LOAD;
370 : 0 : return nullptr;
371 : : }
372 : 0 : auto wallet = LoadWalletInternal(context, name, load_on_start, options, status, error, warnings);
373 [ # # # # : 0 : WITH_LOCK(g_loading_wallet_mutex, g_loading_wallet_set.erase(result.first));
# # ]
374 : 0 : return wallet;
375 [ # # ]: 0 : }
376 : :
377 : 0 : std::shared_ptr<CWallet> CreateWallet(WalletContext& context, const std::string& name, std::optional<bool> load_on_start, DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings)
378 : : {
379 : 0 : uint64_t wallet_creation_flags = options.create_flags;
380 : 0 : const SecureString& passphrase = options.create_passphrase;
381 : :
382 : 0 : ArgsManager& args = *Assert(context.args);
383 : :
384 [ # # ]: 0 : if (wallet_creation_flags & WALLET_FLAG_DESCRIPTORS) options.require_format = DatabaseFormat::SQLITE;
385 [ # # # # : 0 : else if (args.GetBoolArg("-swapbdbendian", false)) {
# # ]
386 : 0 : options.require_format = DatabaseFormat::BERKELEY_SWAP;
387 : 0 : }
388 : :
389 : : // Indicate that the wallet is actually supposed to be blank and not just blank to make it encrypted
390 : 0 : bool create_blank = (wallet_creation_flags & WALLET_FLAG_BLANK_WALLET);
391 : :
392 : : // Born encrypted wallets need to be created blank first.
393 [ # # ]: 0 : if (!passphrase.empty()) {
394 : 0 : wallet_creation_flags |= WALLET_FLAG_BLANK_WALLET;
395 : 0 : }
396 : :
397 : : // Private keys must be disabled for an external signer wallet
398 [ # # # # ]: 0 : if ((wallet_creation_flags & WALLET_FLAG_EXTERNAL_SIGNER) && !(wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
399 [ # # # # ]: 0 : error = Untranslated("Private keys must be disabled when using an external signer");
400 : 0 : status = DatabaseStatus::FAILED_CREATE;
401 : 0 : return nullptr;
402 : : }
403 : :
404 : : // Descriptor support must be enabled for an external signer wallet
405 [ # # # # ]: 0 : if ((wallet_creation_flags & WALLET_FLAG_EXTERNAL_SIGNER) && !(wallet_creation_flags & WALLET_FLAG_DESCRIPTORS)) {
406 [ # # # # ]: 0 : error = Untranslated("Descriptor support must be enabled when using an external signer");
407 : 0 : status = DatabaseStatus::FAILED_CREATE;
408 : 0 : return nullptr;
409 : : }
410 : :
411 : : // Do not allow a passphrase when private keys are disabled
412 [ # # # # ]: 0 : if (!passphrase.empty() && (wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
413 [ # # # # ]: 0 : error = Untranslated("Passphrase provided but private keys are disabled. A passphrase is only used to encrypt private keys, so cannot be used for wallets with private keys disabled.");
414 : 0 : status = DatabaseStatus::FAILED_CREATE;
415 : 0 : return nullptr;
416 : : }
417 : :
418 : : // Wallet::Verify will check if we're trying to create a wallet with a duplicate name.
419 : 0 : std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(name, options, status, error);
420 [ # # ]: 0 : if (!database) {
421 [ # # # # : 0 : error = Untranslated("Wallet file verification failed.") + Untranslated(" ") + error;
# # # # #
# # # ]
422 : 0 : status = DatabaseStatus::FAILED_VERIFY;
423 : 0 : return nullptr;
424 : : }
425 : :
426 : : // Make the wallet
427 [ # # # # ]: 0 : context.chain->initMessage(_("Loading wallet…").translated);
428 [ # # ]: 0 : std::shared_ptr<CWallet> wallet = CWallet::Create(context, name, std::move(database), wallet_creation_flags, error, warnings);
429 [ # # ]: 0 : if (!wallet) {
430 [ # # # # : 0 : error = Untranslated("Wallet creation failed.") + Untranslated(" ") + error;
# # # # #
# # # ]
431 : 0 : status = DatabaseStatus::FAILED_CREATE;
432 : 0 : return nullptr;
433 : : }
434 : :
435 : : // Encrypt the wallet
436 [ # # # # ]: 0 : if (!passphrase.empty() && !(wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
437 [ # # # # ]: 0 : if (!wallet->EncryptWallet(passphrase)) {
438 [ # # # # ]: 0 : error = Untranslated("Error: Wallet created but failed to encrypt.");
439 : 0 : status = DatabaseStatus::FAILED_ENCRYPT;
440 : 0 : return nullptr;
441 : : }
442 [ # # ]: 0 : if (!create_blank) {
443 : : // Unlock the wallet
444 [ # # # # ]: 0 : if (!wallet->Unlock(passphrase)) {
445 [ # # # # ]: 0 : error = Untranslated("Error: Wallet was encrypted but could not be unlocked");
446 : 0 : status = DatabaseStatus::FAILED_ENCRYPT;
447 : 0 : return nullptr;
448 : : }
449 : :
450 : : // Set a seed for the wallet
451 : : {
452 [ # # # # ]: 0 : LOCK(wallet->cs_wallet);
453 [ # # # # ]: 0 : if (wallet->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
454 [ # # ]: 0 : wallet->SetupDescriptorScriptPubKeyMans();
455 : 0 : } else {
456 [ # # # # : 0 : for (auto spk_man : wallet->GetActiveScriptPubKeyMans()) {
# # ]
457 [ # # # # ]: 0 : if (!spk_man->SetupGeneration()) {
458 [ # # # # ]: 0 : error = Untranslated("Unable to generate initial keys");
459 : 0 : status = DatabaseStatus::FAILED_CREATE;
460 : 0 : return nullptr;
461 : : }
462 [ # # ]: 0 : }
463 : : }
464 [ # # ]: 0 : }
465 : :
466 : : // Relock the wallet
467 [ # # ]: 0 : wallet->Lock();
468 : 0 : }
469 : 0 : }
470 : :
471 [ # # ]: 0 : NotifyWalletLoaded(context, wallet);
472 [ # # ]: 0 : AddWallet(context, wallet);
473 [ # # ]: 0 : wallet->postInitProcess();
474 : :
475 : : // Write the wallet settings
476 [ # # ]: 0 : UpdateWalletSetting(*context.chain, name, load_on_start, warnings);
477 : :
478 : : // Legacy wallets are being deprecated, warn if a newly created wallet is legacy
479 [ # # ]: 0 : if (!(wallet_creation_flags & WALLET_FLAG_DESCRIPTORS)) {
480 [ # # # # ]: 0 : warnings.push_back(_("Wallet created successfully. The legacy wallet type is being deprecated and support for creating and opening legacy wallets will be removed in the future."));
481 : 0 : }
482 : :
483 : 0 : status = DatabaseStatus::SUCCESS;
484 : 0 : return wallet;
485 : 0 : }
486 : :
487 : 0 : std::shared_ptr<CWallet> RestoreWallet(WalletContext& context, const fs::path& backup_file, const std::string& wallet_name, std::optional<bool> load_on_start, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings)
488 : : {
489 : 0 : DatabaseOptions options;
490 [ # # ]: 0 : ReadDatabaseArgs(*context.args, options);
491 : 0 : options.require_existing = true;
492 : :
493 [ # # # # : 0 : const fs::path wallet_path = fsbridge::AbsPathJoin(GetWalletDir(), fs::u8path(wallet_name));
# # ]
494 [ # # # # ]: 0 : auto wallet_file = wallet_path / "wallet.dat";
495 : 0 : std::shared_ptr<CWallet> wallet;
496 : :
497 : : try {
498 [ # # # # ]: 0 : if (!fs::exists(backup_file)) {
499 [ # # # # ]: 0 : error = Untranslated("Backup file does not exist");
500 : 0 : status = DatabaseStatus::FAILED_INVALID_BACKUP_FILE;
501 : 0 : return nullptr;
502 : : }
503 : :
504 [ # # # # : 0 : if (fs::exists(wallet_path) || !TryCreateDirectories(wallet_path)) {
# # # # ]
505 [ # # # # : 0 : error = Untranslated(strprintf("Failed to create database path '%s'. Database already exists.", fs::PathToString(wallet_path)));
# # ]
506 : 0 : status = DatabaseStatus::FAILED_ALREADY_EXISTS;
507 : 0 : return nullptr;
508 : : }
509 : :
510 [ # # ]: 0 : fs::copy_file(backup_file, wallet_file, fs::copy_options::none);
511 : :
512 [ # # ]: 0 : wallet = LoadWallet(context, wallet_name, load_on_start, options, status, error, warnings);
513 [ # # ]: 0 : } catch (const std::exception& e) {
514 [ # # ]: 0 : assert(!wallet);
515 [ # # # # : 0 : if (!error.empty()) error += Untranslated("\n");
# # # # #
# ]
516 [ # # # # : 0 : error += strprintf(Untranslated("Unexpected exception: %s"), e.what());
# # # # ]
517 [ # # # # ]: 0 : }
518 [ # # ]: 0 : if (!wallet) {
519 [ # # ]: 0 : fs::remove_all(wallet_path);
520 : 0 : }
521 : :
522 : 0 : return wallet;
523 : 0 : }
524 : :
525 : : /** @defgroup mapWallet
526 : : *
527 : : * @{
528 : : */
529 : :
530 : 512295 : const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const
531 : : {
532 : 512295 : AssertLockHeld(cs_wallet);
533 : 512295 : const auto it = mapWallet.find(hash);
534 [ + + ]: 512295 : if (it == mapWallet.end())
535 : 57249 : return nullptr;
536 : 455046 : return &(it->second);
537 : 512295 : }
538 : :
539 : 0 : void CWallet::UpgradeKeyMetadata()
540 : : {
541 [ # # # # ]: 0 : if (IsLocked() || IsWalletFlagSet(WALLET_FLAG_KEY_ORIGIN_METADATA)) {
542 : 0 : return;
543 : : }
544 : :
545 : 0 : auto spk_man = GetLegacyScriptPubKeyMan();
546 [ # # ]: 0 : if (!spk_man) {
547 : 0 : return;
548 : : }
549 : :
550 : 0 : spk_man->UpgradeKeyMetadata();
551 : 0 : SetWalletFlag(WALLET_FLAG_KEY_ORIGIN_METADATA);
552 [ # # ]: 0 : }
553 : :
554 : 0 : void CWallet::UpgradeDescriptorCache()
555 : : {
556 [ # # # # : 0 : if (!IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS) || IsLocked() || IsWalletFlagSet(WALLET_FLAG_LAST_HARDENED_XPUB_CACHED)) {
# # ]
557 : 0 : return;
558 : : }
559 : :
560 [ # # ]: 0 : for (ScriptPubKeyMan* spkm : GetAllScriptPubKeyMans()) {
561 [ # # ]: 0 : DescriptorScriptPubKeyMan* desc_spkm = dynamic_cast<DescriptorScriptPubKeyMan*>(spkm);
562 [ # # ]: 0 : desc_spkm->UpgradeDescriptorCache();
563 : 0 : }
564 : 0 : SetWalletFlag(WALLET_FLAG_LAST_HARDENED_XPUB_CACHED);
565 : 0 : }
566 : :
567 : 0 : bool CWallet::Unlock(const SecureString& strWalletPassphrase)
568 : : {
569 : 0 : CCrypter crypter;
570 : 0 : CKeyingMaterial _vMasterKey;
571 : :
572 : : {
573 [ # # # # ]: 0 : LOCK(cs_wallet);
574 [ # # # # ]: 0 : for (const MasterKeyMap::value_type& pMasterKey : mapMasterKeys)
575 : : {
576 [ # # # # ]: 0 : if(!crypter.SetKeyFromPassphrase(strWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod))
577 : 0 : return false;
578 [ # # # # ]: 0 : if (!crypter.Decrypt(pMasterKey.second.vchCryptedKey, _vMasterKey))
579 : 0 : continue; // try another master key
580 [ # # # # ]: 0 : if (Unlock(_vMasterKey)) {
581 : : // Now that we've unlocked, upgrade the key metadata
582 [ # # ]: 0 : UpgradeKeyMetadata();
583 : : // Now that we've unlocked, upgrade the descriptor cache
584 [ # # ]: 0 : UpgradeDescriptorCache();
585 : 0 : return true;
586 : : }
587 [ # # # ]: 0 : }
588 [ # # ]: 0 : }
589 : 0 : return false;
590 : 0 : }
591 : :
592 : 0 : bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase)
593 : : {
594 : 0 : bool fWasLocked = IsLocked();
595 : :
596 : : {
597 [ # # # # ]: 0 : LOCK2(m_relock_mutex, cs_wallet);
598 [ # # ]: 0 : Lock();
599 : :
600 [ # # ]: 0 : CCrypter crypter;
601 : 0 : CKeyingMaterial _vMasterKey;
602 [ # # # # ]: 0 : for (MasterKeyMap::value_type& pMasterKey : mapMasterKeys)
603 : : {
604 [ # # # # ]: 0 : if(!crypter.SetKeyFromPassphrase(strOldWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod))
605 : 0 : return false;
606 [ # # # # ]: 0 : if (!crypter.Decrypt(pMasterKey.second.vchCryptedKey, _vMasterKey))
607 : 0 : return false;
608 [ # # # # ]: 0 : if (Unlock(_vMasterKey))
609 : : {
610 : 0 : constexpr MillisecondsDouble target{100};
611 : 0 : auto start{SteadyClock::now()};
612 [ # # ]: 0 : crypter.SetKeyFromPassphrase(strNewWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod);
613 [ # # # # : 0 : pMasterKey.second.nDeriveIterations = static_cast<unsigned int>(pMasterKey.second.nDeriveIterations * target / (SteadyClock::now() - start));
# # ]
614 : :
615 : 0 : start = SteadyClock::now();
616 [ # # ]: 0 : crypter.SetKeyFromPassphrase(strNewWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod);
617 [ # # # # : 0 : pMasterKey.second.nDeriveIterations = (pMasterKey.second.nDeriveIterations + static_cast<unsigned int>(pMasterKey.second.nDeriveIterations * target / (SteadyClock::now() - start))) / 2;
# # ]
618 : :
619 [ # # ]: 0 : if (pMasterKey.second.nDeriveIterations < 25000)
620 : 0 : pMasterKey.second.nDeriveIterations = 25000;
621 : :
622 [ # # ]: 0 : WalletLogPrintf("Wallet passphrase changed to an nDeriveIterations of %i\n", pMasterKey.second.nDeriveIterations);
623 : :
624 [ # # # # ]: 0 : if (!crypter.SetKeyFromPassphrase(strNewWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod))
625 : 0 : return false;
626 [ # # # # ]: 0 : if (!crypter.Encrypt(_vMasterKey, pMasterKey.second.vchCryptedKey))
627 : 0 : return false;
628 [ # # # # : 0 : WalletBatch(GetDatabase()).WriteMasterKey(pMasterKey.first, pMasterKey.second);
# # ]
629 [ # # ]: 0 : if (fWasLocked)
630 [ # # ]: 0 : Lock();
631 : 0 : return true;
632 : 0 : }
633 [ # # ]: 0 : }
634 [ # # ]: 0 : }
635 : :
636 : 0 : return false;
637 : 0 : }
638 : :
639 : 0 : void CWallet::chainStateFlushed(ChainstateRole role, const CBlockLocator& loc)
640 : : {
641 : : // Don't update the best block until the chain is attached so that in case of a shutdown,
642 : : // the rescan will be restarted at next startup.
643 [ # # # # ]: 0 : if (m_attaching_chain || role == ChainstateRole::BACKGROUND) {
644 : 0 : return;
645 : : }
646 : 0 : WalletBatch batch(GetDatabase());
647 [ # # ]: 0 : batch.WriteBestBlock(loc);
648 : 0 : }
649 : :
650 : 0 : void CWallet::SetMinVersion(enum WalletFeature nVersion, WalletBatch* batch_in)
651 : : {
652 : 0 : LOCK(cs_wallet);
653 [ # # ]: 0 : if (nWalletVersion >= nVersion)
654 : 0 : return;
655 [ # # ]: 0 : WalletLogPrintf("Setting minversion to %d\n", nVersion);
656 : 0 : nWalletVersion = nVersion;
657 : :
658 : : {
659 [ # # # # : 0 : WalletBatch* batch = batch_in ? batch_in : new WalletBatch(GetDatabase());
# # # # #
# ]
660 [ # # ]: 0 : if (nWalletVersion > 40000)
661 [ # # ]: 0 : batch->WriteMinVersion(nWalletVersion);
662 [ # # ]: 0 : if (!batch_in)
663 [ # # ]: 0 : delete batch;
664 : 0 : }
665 [ # # ]: 0 : }
666 : :
667 : 0 : std::set<uint256> CWallet::GetConflicts(const uint256& txid) const
668 : : {
669 : 0 : std::set<uint256> result;
670 [ # # ]: 0 : AssertLockHeld(cs_wallet);
671 : :
672 [ # # ]: 0 : const auto it = mapWallet.find(txid);
673 [ # # ]: 0 : if (it == mapWallet.end())
674 : 0 : return result;
675 : 0 : const CWalletTx& wtx = it->second;
676 : :
677 [ # # ]: 0 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range;
678 : :
679 [ # # ]: 0 : for (const CTxIn& txin : wtx.tx->vin)
680 : : {
681 [ # # # # ]: 0 : if (mapTxSpends.count(txin.prevout) <= 1)
682 : 0 : continue; // No conflict if zero or one spends
683 [ # # ]: 0 : range = mapTxSpends.equal_range(txin.prevout);
684 [ # # ]: 0 : for (TxSpends::const_iterator _it = range.first; _it != range.second; ++_it)
685 [ # # ]: 0 : result.insert(_it->second);
686 [ # # # ]: 0 : }
687 : 0 : return result;
688 [ # # ]: 0 : }
689 : :
690 : 0 : bool CWallet::HasWalletSpend(const CTransactionRef& tx) const
691 : : {
692 : 0 : AssertLockHeld(cs_wallet);
693 : 0 : const Txid& txid = tx->GetHash();
694 [ # # # # ]: 0 : for (unsigned int i = 0; i < tx->vout.size(); ++i) {
695 [ # # ]: 0 : if (IsSpent(COutPoint(txid, i))) {
696 : 0 : return true;
697 : : }
698 : 0 : }
699 : 0 : return false;
700 : 0 : }
701 : :
702 : 0 : void CWallet::Flush()
703 : : {
704 : 0 : GetDatabase().Flush();
705 : 0 : }
706 : :
707 : 0 : void CWallet::Close()
708 : : {
709 : 0 : GetDatabase().Close();
710 : 0 : }
711 : :
712 : 574983 : void CWallet::SyncMetaData(std::pair<TxSpends::iterator, TxSpends::iterator> range)
713 : : {
714 : : // We want all the wallet transactions in range to have the same metadata as
715 : : // the oldest (smallest nOrderPos).
716 : : // So: find smallest nOrderPos:
717 : :
718 : 574983 : int nMinOrderPos = std::numeric_limits<int>::max();
719 : 574983 : const CWalletTx* copyFrom = nullptr;
720 [ + + ]: 1149966 : for (TxSpends::iterator it = range.first; it != range.second; ++it) {
721 : 574983 : const CWalletTx* wtx = &mapWallet.at(it->second);
722 [ - + ]: 574983 : if (wtx->nOrderPos < nMinOrderPos) {
723 : 574983 : nMinOrderPos = wtx->nOrderPos;
724 : 574983 : copyFrom = wtx;
725 : 574983 : }
726 : 574983 : }
727 : :
728 [ + - ]: 574983 : if (!copyFrom) {
729 : 0 : return;
730 : : }
731 : :
732 : : // Now copy data from copyFrom to rest:
733 [ + + ]: 1149966 : for (TxSpends::iterator it = range.first; it != range.second; ++it)
734 : : {
735 : 574983 : const uint256& hash = it->second;
736 : 574983 : CWalletTx* copyTo = &mapWallet.at(hash);
737 [ - + ]: 574983 : if (copyFrom == copyTo) continue;
738 [ # # # # ]: 0 : assert(copyFrom && "Oldest wallet transaction in range assumed to have been found.");
739 [ # # ]: 0 : if (!copyFrom->IsEquivalentTo(*copyTo)) continue;
740 : 0 : copyTo->mapValue = copyFrom->mapValue;
741 : 0 : copyTo->vOrderForm = copyFrom->vOrderForm;
742 : : // fTimeReceivedIsTxTime not copied on purpose
743 : : // nTimeReceived not copied on purpose
744 : 0 : copyTo->nTimeSmart = copyFrom->nTimeSmart;
745 : 0 : copyTo->fFromMe = copyFrom->fFromMe;
746 : : // nOrderPos not copied on purpose
747 : : // cached members not copied on purpose
748 [ + - ]: 574983 : }
749 : 574983 : }
750 : :
751 : : /**
752 : : * Outpoint is spent if any non-conflicted transaction
753 : : * spends it:
754 : : */
755 : 25972218 : bool CWallet::IsSpent(const COutPoint& outpoint) const
756 : : {
757 : 25972218 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range;
758 : 25972218 : range = mapTxSpends.equal_range(outpoint);
759 : :
760 [ + + + + ]: 45627862 : for (TxSpends::const_iterator it = range.first; it != range.second; ++it) {
761 : 19655644 : const uint256& wtxid = it->second;
762 : 19655644 : const auto mit = mapWallet.find(wtxid);
763 [ - + ]: 19655644 : if (mit != mapWallet.end()) {
764 : 19655644 : const auto& wtx = mit->second;
765 [ + - + - : 19655644 : if (!wtx.isAbandoned() && !wtx.isBlockConflicted() && !wtx.isMempoolConflicted())
- + ]
766 : 19655644 : return true; // Spent
767 [ + - ]: 19655644 : }
768 [ + - ]: 19655644 : }
769 : 6316574 : return false;
770 : 25972218 : }
771 : :
772 : 574983 : void CWallet::AddToSpends(const COutPoint& outpoint, const uint256& wtxid, WalletBatch* batch)
773 : : {
774 : 574983 : mapTxSpends.insert(std::make_pair(outpoint, wtxid));
775 : :
776 [ + - ]: 574983 : if (batch) {
777 : 574983 : UnlockCoin(outpoint, batch);
778 : 574983 : } else {
779 : 0 : WalletBatch temp_batch(GetDatabase());
780 [ # # ]: 0 : UnlockCoin(outpoint, &temp_batch);
781 : 0 : }
782 : :
783 : 574983 : std::pair<TxSpends::iterator, TxSpends::iterator> range;
784 : 574983 : range = mapTxSpends.equal_range(outpoint);
785 : 574983 : SyncMetaData(range);
786 : 574983 : }
787 : :
788 : :
789 : 145160 : void CWallet::AddToSpends(const CWalletTx& wtx, WalletBatch* batch)
790 : : {
791 [ - + ]: 145160 : if (wtx.IsCoinBase()) // Coinbases don't spend anything!
792 : 0 : return;
793 : :
794 [ + + ]: 720143 : for (const CTxIn& txin : wtx.tx->vin)
795 : 574983 : AddToSpends(txin.prevout, wtx.GetHash(), batch);
796 : 145160 : }
797 : :
798 : 0 : bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase)
799 : : {
800 [ # # ]: 0 : if (IsCrypted())
801 : 0 : return false;
802 : :
803 : 0 : CKeyingMaterial _vMasterKey;
804 : :
805 [ # # ]: 0 : _vMasterKey.resize(WALLET_CRYPTO_KEY_SIZE);
806 [ # # ]: 0 : GetStrongRandBytes(_vMasterKey);
807 : :
808 [ # # ]: 0 : CMasterKey kMasterKey;
809 : :
810 [ # # ]: 0 : kMasterKey.vchSalt.resize(WALLET_CRYPTO_SALT_SIZE);
811 [ # # ]: 0 : GetStrongRandBytes(kMasterKey.vchSalt);
812 : :
813 [ # # ]: 0 : CCrypter crypter;
814 : 0 : constexpr MillisecondsDouble target{100};
815 : 0 : auto start{SteadyClock::now()};
816 [ # # ]: 0 : crypter.SetKeyFromPassphrase(strWalletPassphrase, kMasterKey.vchSalt, 25000, kMasterKey.nDerivationMethod);
817 [ # # # # : 0 : kMasterKey.nDeriveIterations = static_cast<unsigned int>(25000 * target / (SteadyClock::now() - start));
# # ]
818 : :
819 : 0 : start = SteadyClock::now();
820 [ # # ]: 0 : crypter.SetKeyFromPassphrase(strWalletPassphrase, kMasterKey.vchSalt, kMasterKey.nDeriveIterations, kMasterKey.nDerivationMethod);
821 [ # # # # : 0 : kMasterKey.nDeriveIterations = (kMasterKey.nDeriveIterations + static_cast<unsigned int>(kMasterKey.nDeriveIterations * target / (SteadyClock::now() - start))) / 2;
# # ]
822 : :
823 [ # # ]: 0 : if (kMasterKey.nDeriveIterations < 25000)
824 : 0 : kMasterKey.nDeriveIterations = 25000;
825 : :
826 [ # # ]: 0 : WalletLogPrintf("Encrypting Wallet with an nDeriveIterations of %i\n", kMasterKey.nDeriveIterations);
827 : :
828 [ # # # # ]: 0 : if (!crypter.SetKeyFromPassphrase(strWalletPassphrase, kMasterKey.vchSalt, kMasterKey.nDeriveIterations, kMasterKey.nDerivationMethod))
829 : 0 : return false;
830 [ # # # # ]: 0 : if (!crypter.Encrypt(_vMasterKey, kMasterKey.vchCryptedKey))
831 : 0 : return false;
832 : :
833 : : {
834 [ # # # # : 0 : LOCK2(m_relock_mutex, cs_wallet);
# # # # ]
835 [ # # # # ]: 0 : mapMasterKeys[++nMasterKeyMaxID] = kMasterKey;
836 [ # # # # : 0 : WalletBatch* encrypted_batch = new WalletBatch(GetDatabase());
# # ]
837 [ # # # # ]: 0 : if (!encrypted_batch->TxnBegin()) {
838 [ # # ]: 0 : delete encrypted_batch;
839 : 0 : encrypted_batch = nullptr;
840 : 0 : return false;
841 : : }
842 [ # # ]: 0 : encrypted_batch->WriteMasterKey(nMasterKeyMaxID, kMasterKey);
843 : :
844 [ # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
845 : 0 : auto spk_man = spk_man_pair.second.get();
846 [ # # # # ]: 0 : if (!spk_man->Encrypt(_vMasterKey, encrypted_batch)) {
847 [ # # ]: 0 : encrypted_batch->TxnAbort();
848 [ # # ]: 0 : delete encrypted_batch;
849 : 0 : encrypted_batch = nullptr;
850 : : // We now probably have half of our keys encrypted in memory, and half not...
851 : : // die and let the user reload the unencrypted wallet.
852 : 0 : assert(false);
853 : : }
854 : 0 : }
855 : :
856 : : // Encryption was introduced in version 0.4.0
857 [ # # ]: 0 : SetMinVersion(FEATURE_WALLETCRYPT, encrypted_batch);
858 : :
859 [ # # # # ]: 0 : if (!encrypted_batch->TxnCommit()) {
860 [ # # ]: 0 : delete encrypted_batch;
861 : 0 : encrypted_batch = nullptr;
862 : : // We now have keys encrypted in memory, but not on disk...
863 : : // die to avoid confusion and let the user reload the unencrypted wallet.
864 : 0 : assert(false);
865 : : }
866 : :
867 [ # # ]: 0 : delete encrypted_batch;
868 : 0 : encrypted_batch = nullptr;
869 : :
870 [ # # ]: 0 : Lock();
871 [ # # ]: 0 : Unlock(strWalletPassphrase);
872 : :
873 : : // If we are using descriptors, make new descriptors with a new seed
874 [ # # # # : 0 : if (IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS) && !IsWalletFlagSet(WALLET_FLAG_BLANK_WALLET)) {
# # # # ]
875 [ # # ]: 0 : SetupDescriptorScriptPubKeyMans();
876 [ # # # # : 0 : } else if (auto spk_man = GetLegacyScriptPubKeyMan()) {
# # ]
877 : : // if we are using HD, replace the HD seed with a new one
878 [ # # # # ]: 0 : if (spk_man->IsHDEnabled()) {
879 [ # # # # ]: 0 : if (!spk_man->SetupGeneration(true)) {
880 : 0 : return false;
881 : : }
882 : 0 : }
883 : 0 : }
884 [ # # ]: 0 : Lock();
885 : :
886 : : // Need to completely rewrite the wallet file; if we don't, bdb might keep
887 : : // bits of the unencrypted private key in slack space in the database file.
888 [ # # # # ]: 0 : GetDatabase().Rewrite();
889 : :
890 : : // BDB seems to have a bad habit of writing old data into
891 : : // slack space in .dat files; that is bad if the old data is
892 : : // unencrypted private keys. So:
893 [ # # # # ]: 0 : GetDatabase().ReloadDbEnv();
894 : :
895 [ # # ]: 0 : }
896 [ # # ]: 0 : NotifyStatusChanged(this);
897 : :
898 : 0 : return true;
899 : 0 : }
900 : :
901 : 0 : DBErrors CWallet::ReorderTransactions()
902 : : {
903 : 0 : LOCK(cs_wallet);
904 [ # # # # ]: 0 : WalletBatch batch(GetDatabase());
905 : :
906 : : // Old wallets didn't have any defined order for transactions
907 : : // Probably a bad idea to change the output of this
908 : :
909 : : // First: get all CWalletTx into a sorted-by-time multimap.
910 : : typedef std::multimap<int64_t, CWalletTx*> TxItems;
911 : 0 : TxItems txByTime;
912 : :
913 [ # # ]: 0 : for (auto& entry : mapWallet)
914 : : {
915 : 0 : CWalletTx* wtx = &entry.second;
916 [ # # # # ]: 0 : txByTime.insert(std::make_pair(wtx->nTimeReceived, wtx));
917 : 0 : }
918 : :
919 : 0 : nOrderPosNext = 0;
920 : 0 : std::vector<int64_t> nOrderPosOffsets;
921 [ # # # # ]: 0 : for (TxItems::iterator it = txByTime.begin(); it != txByTime.end(); ++it)
922 : : {
923 : 0 : CWalletTx *const pwtx = (*it).second;
924 : 0 : int64_t& nOrderPos = pwtx->nOrderPos;
925 : :
926 [ # # ]: 0 : if (nOrderPos == -1)
927 : : {
928 : 0 : nOrderPos = nOrderPosNext++;
929 [ # # ]: 0 : nOrderPosOffsets.push_back(nOrderPos);
930 : :
931 [ # # # # ]: 0 : if (!batch.WriteTx(*pwtx))
932 : 0 : return DBErrors::LOAD_FAIL;
933 : 0 : }
934 : : else
935 : : {
936 : 0 : int64_t nOrderPosOff = 0;
937 [ # # ]: 0 : for (const int64_t& nOffsetStart : nOrderPosOffsets)
938 : : {
939 [ # # ]: 0 : if (nOrderPos >= nOffsetStart)
940 : 0 : ++nOrderPosOff;
941 : 0 : }
942 : 0 : nOrderPos += nOrderPosOff;
943 [ # # ]: 0 : nOrderPosNext = std::max(nOrderPosNext, nOrderPos + 1);
944 : :
945 [ # # ]: 0 : if (!nOrderPosOff)
946 : 0 : continue;
947 : :
948 : : // Since we're changing the order, write it back
949 [ # # # # ]: 0 : if (!batch.WriteTx(*pwtx))
950 : 0 : return DBErrors::LOAD_FAIL;
951 [ # # ]: 0 : }
952 [ # # # ]: 0 : }
953 [ # # ]: 0 : batch.WriteOrderPosNext(nOrderPosNext);
954 : :
955 : 0 : return DBErrors::LOAD_OK;
956 : 0 : }
957 : :
958 : 145160 : int64_t CWallet::IncOrderPosNext(WalletBatch* batch)
959 : : {
960 : 145160 : AssertLockHeld(cs_wallet);
961 : 145160 : int64_t nRet = nOrderPosNext++;
962 [ + - ]: 145160 : if (batch) {
963 : 145160 : batch->WriteOrderPosNext(nOrderPosNext);
964 : 145160 : } else {
965 [ # # ]: 0 : WalletBatch(GetDatabase()).WriteOrderPosNext(nOrderPosNext);
966 : : }
967 : 290320 : return nRet;
968 : 145160 : }
969 : :
970 : 0 : void CWallet::MarkDirty()
971 : : {
972 : : {
973 : 0 : LOCK(cs_wallet);
974 [ # # ]: 0 : for (std::pair<const uint256, CWalletTx>& item : mapWallet)
975 [ # # ]: 0 : item.second.MarkDirty();
976 : 0 : }
977 : 0 : }
978 : :
979 : 0 : bool CWallet::MarkReplaced(const uint256& originalHash, const uint256& newHash)
980 : : {
981 : 0 : LOCK(cs_wallet);
982 : :
983 [ # # ]: 0 : auto mi = mapWallet.find(originalHash);
984 : :
985 : : // There is a bug if MarkReplaced is not called on an existing wallet transaction.
986 [ # # ]: 0 : assert(mi != mapWallet.end());
987 : :
988 : 0 : CWalletTx& wtx = (*mi).second;
989 : :
990 : : // Ensure for now that we're not overwriting data
991 [ # # # # : 0 : assert(wtx.mapValue.count("replaced_by_txid") == 0);
# # ]
992 : :
993 [ # # # # : 0 : wtx.mapValue["replaced_by_txid"] = newHash.ToString();
# # ]
994 : :
995 : : // Refresh mempool status without waiting for transactionRemovedFromMempool or transactionAddedToMempool
996 [ # # # # ]: 0 : RefreshMempoolStatus(wtx, chain());
997 : :
998 [ # # # # ]: 0 : WalletBatch batch(GetDatabase());
999 : :
1000 : 0 : bool success = true;
1001 [ # # # # ]: 0 : if (!batch.WriteTx(wtx)) {
1002 [ # # # # : 0 : WalletLogPrintf("%s: Updating batch tx %s failed\n", __func__, wtx.GetHash().ToString());
# # ]
1003 : 0 : success = false;
1004 : 0 : }
1005 : :
1006 [ # # ]: 0 : NotifyTransactionChanged(originalHash, CT_UPDATED);
1007 : :
1008 : 0 : return success;
1009 : 0 : }
1010 : :
1011 : 0 : void CWallet::SetSpentKeyState(WalletBatch& batch, const uint256& hash, unsigned int n, bool used, std::set<CTxDestination>& tx_destinations)
1012 : : {
1013 : 0 : AssertLockHeld(cs_wallet);
1014 : 0 : const CWalletTx* srctx = GetWalletTx(hash);
1015 [ # # ]: 0 : if (!srctx) return;
1016 : :
1017 : 0 : CTxDestination dst;
1018 [ # # # # ]: 0 : if (ExtractDestination(srctx->tx->vout[n].scriptPubKey, dst)) {
1019 [ # # # # ]: 0 : if (IsMine(dst)) {
1020 [ # # # # ]: 0 : if (used != IsAddressPreviouslySpent(dst)) {
1021 [ # # ]: 0 : if (used) {
1022 [ # # ]: 0 : tx_destinations.insert(dst);
1023 : 0 : }
1024 [ # # ]: 0 : SetAddressPreviouslySpent(batch, dst, used);
1025 : 0 : }
1026 : 0 : }
1027 : 0 : }
1028 [ # # ]: 0 : }
1029 : :
1030 : 0 : bool CWallet::IsSpentKey(const CScript& scriptPubKey) const
1031 : : {
1032 : 0 : AssertLockHeld(cs_wallet);
1033 : 0 : CTxDestination dest;
1034 [ # # # # ]: 0 : if (!ExtractDestination(scriptPubKey, dest)) {
1035 : 0 : return false;
1036 : : }
1037 [ # # # # ]: 0 : if (IsAddressPreviouslySpent(dest)) {
1038 : 0 : return true;
1039 : : }
1040 [ # # # # ]: 0 : if (IsLegacy()) {
1041 [ # # ]: 0 : LegacyScriptPubKeyMan* spk_man = GetLegacyScriptPubKeyMan();
1042 [ # # ]: 0 : assert(spk_man != nullptr);
1043 [ # # # # : 0 : for (const auto& keyid : GetAffectedKeys(scriptPubKey, *spk_man)) {
# # ]
1044 [ # # ]: 0 : WitnessV0KeyHash wpkh_dest(keyid);
1045 [ # # # # ]: 0 : if (IsAddressPreviouslySpent(wpkh_dest)) {
1046 : 0 : return true;
1047 : : }
1048 [ # # # # ]: 0 : ScriptHash sh_wpkh_dest(GetScriptForDestination(wpkh_dest));
1049 [ # # # # ]: 0 : if (IsAddressPreviouslySpent(sh_wpkh_dest)) {
1050 : 0 : return true;
1051 : : }
1052 [ # # ]: 0 : PKHash pkh_dest(keyid);
1053 [ # # # # ]: 0 : if (IsAddressPreviouslySpent(pkh_dest)) {
1054 : 0 : return true;
1055 : : }
1056 [ # # # # ]: 0 : }
1057 [ # # ]: 0 : }
1058 : 0 : return false;
1059 : 0 : }
1060 : :
1061 : 145160 : CWalletTx* CWallet::AddToWallet(CTransactionRef tx, const TxState& state, const UpdateWalletTxFn& update_wtx, bool fFlushOnClose, bool rescanning_old_block)
1062 : : {
1063 : 145160 : LOCK(cs_wallet);
1064 : :
1065 [ + - + - ]: 145160 : WalletBatch batch(GetDatabase(), fFlushOnClose);
1066 : :
1067 [ + - + - ]: 145160 : uint256 hash = tx->GetHash();
1068 : :
1069 [ + - + - ]: 145160 : if (IsWalletFlagSet(WALLET_FLAG_AVOID_REUSE)) {
1070 : : // Mark used destinations
1071 : 0 : std::set<CTxDestination> tx_destinations;
1072 : :
1073 [ # # ]: 0 : for (const CTxIn& txin : tx->vin) {
1074 : 0 : const COutPoint& op = txin.prevout;
1075 [ # # # # ]: 0 : SetSpentKeyState(batch, op.hash, op.n, true, tx_destinations);
1076 : 0 : }
1077 : :
1078 [ # # ]: 0 : MarkDestinationsDirty(tx_destinations);
1079 : 0 : }
1080 : :
1081 : : // Inserts only if not already there, returns tx inserted or tx found
1082 [ + - ]: 145160 : auto ret = mapWallet.emplace(std::piecewise_construct, std::forward_as_tuple(hash), std::forward_as_tuple(tx, state));
1083 : 145160 : CWalletTx& wtx = (*ret.first).second;
1084 : 145160 : bool fInsertedNew = ret.second;
1085 [ - + # # ]: 145160 : bool fUpdated = update_wtx && update_wtx(wtx, fInsertedNew);
1086 [ + - ]: 145160 : if (fInsertedNew) {
1087 [ + - ]: 145160 : wtx.nTimeReceived = GetTime();
1088 [ + - ]: 145160 : wtx.nOrderPos = IncOrderPosNext(&batch);
1089 [ + - + - ]: 145160 : wtx.m_it_wtxOrdered = wtxOrdered.insert(std::make_pair(wtx.nOrderPos, &wtx));
1090 [ + - ]: 145160 : wtx.nTimeSmart = ComputeTimeSmart(wtx, rescanning_old_block);
1091 [ + - ]: 145160 : AddToSpends(wtx, &batch);
1092 : :
1093 : : // Update birth time when tx time is older than it.
1094 [ + - + - ]: 145160 : MaybeUpdateBirthTime(wtx.GetTxTime());
1095 : 145160 : }
1096 : :
1097 [ + - ]: 145160 : if (!fInsertedNew)
1098 : : {
1099 [ # # ]: 0 : if (state.index() != wtx.m_state.index()) {
1100 : 0 : wtx.m_state = state;
1101 : 0 : fUpdated = true;
1102 : 0 : } else {
1103 [ # # # # : 0 : assert(TxStateSerializedIndex(wtx.m_state) == TxStateSerializedIndex(state));
# # ]
1104 [ # # # # : 0 : assert(TxStateSerializedBlockHash(wtx.m_state) == TxStateSerializedBlockHash(state));
# # # # ]
1105 : : }
1106 : : // If we have a witness-stripped version of this transaction, and we
1107 : : // see a new version with a witness, then we must be upgrading a pre-segwit
1108 : : // wallet. Store the new version of the transaction with the witness,
1109 : : // as the stripped-version must be invalid.
1110 : : // TODO: Store all versions of the transaction, instead of just one.
1111 [ # # # # : 0 : if (tx->HasWitness() && !wtx.tx->HasWitness()) {
# # # # ]
1112 [ # # ]: 0 : wtx.SetTx(tx);
1113 : 0 : fUpdated = true;
1114 : 0 : }
1115 : 0 : }
1116 : :
1117 : : // Mark inactive coinbase transactions and their descendants as abandoned
1118 [ + - - + : 145160 : if (wtx.IsCoinBase() && wtx.isInactive()) {
# # # # ]
1119 [ # # ]: 0 : std::vector<CWalletTx*> txs{&wtx};
1120 : :
1121 [ # # ]: 0 : TxStateInactive inactive_state = TxStateInactive{/*abandoned=*/true};
1122 : :
1123 [ # # ]: 0 : while (!txs.empty()) {
1124 : 0 : CWalletTx* desc_tx = txs.back();
1125 : 0 : txs.pop_back();
1126 : 0 : desc_tx->m_state = inactive_state;
1127 : : // Break caches since we have changed the state
1128 [ # # ]: 0 : desc_tx->MarkDirty();
1129 [ # # ]: 0 : batch.WriteTx(*desc_tx);
1130 [ # # ]: 0 : MarkInputsDirty(desc_tx->tx);
1131 [ # # ]: 0 : for (unsigned int i = 0; i < desc_tx->tx->vout.size(); ++i) {
1132 [ # # # # ]: 0 : COutPoint outpoint(desc_tx->GetHash(), i);
1133 [ # # ]: 0 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range = mapTxSpends.equal_range(outpoint);
1134 [ # # ]: 0 : for (TxSpends::const_iterator it = range.first; it != range.second; ++it) {
1135 [ # # ]: 0 : const auto wit = mapWallet.find(it->second);
1136 [ # # ]: 0 : if (wit != mapWallet.end()) {
1137 [ # # ]: 0 : txs.push_back(&wit->second);
1138 : 0 : }
1139 : 0 : }
1140 : 0 : }
1141 : 0 : }
1142 : 0 : }
1143 : :
1144 : : //// debug print
1145 [ + - + - : 145160 : WalletLogPrintf("AddToWallet %s %s%s %s\n", hash.ToString(), (fInsertedNew ? "new" : ""), (fUpdated ? "update" : ""), TxStateString(state));
+ - ]
1146 : :
1147 : : // Write to disk
1148 [ - + ]: 145160 : if (fInsertedNew || fUpdated)
1149 [ + - + - ]: 145160 : if (!batch.WriteTx(wtx))
1150 : 0 : return nullptr;
1151 : :
1152 : : // Break debit/credit balance caches:
1153 [ + - ]: 145160 : wtx.MarkDirty();
1154 : :
1155 : : // Notify UI of new or updated transaction
1156 [ + - ]: 145160 : NotifyTransactionChanged(hash, fInsertedNew ? CT_NEW : CT_UPDATED);
1157 : :
1158 : : #if HAVE_SYSTEM
1159 : : // notify an external script when a wallet transaction comes in or is updated
1160 [ + - ]: 145160 : std::string strCmd = m_notify_tx_changed_script;
1161 : :
1162 [ + - ]: 145160 : if (!strCmd.empty())
1163 : : {
1164 [ # # # # : 0 : ReplaceAll(strCmd, "%s", hash.GetHex());
# # ]
1165 [ # # # # ]: 0 : if (auto* conf = wtx.state<TxStateConfirmed>())
1166 : : {
1167 [ # # # # : 0 : ReplaceAll(strCmd, "%b", conf->confirmed_block_hash.GetHex());
# # ]
1168 [ # # # # : 0 : ReplaceAll(strCmd, "%h", ToString(conf->confirmed_block_height));
# # ]
1169 : 0 : } else {
1170 [ # # # # : 0 : ReplaceAll(strCmd, "%b", "unconfirmed");
# # ]
1171 [ # # # # : 0 : ReplaceAll(strCmd, "%h", "-1");
# # ]
1172 : : }
1173 : : #ifndef WIN32
1174 : : // Substituting the wallet name isn't currently supported on windows
1175 : : // because windows shell escaping has not been implemented yet:
1176 : : // https://github.com/bitcoin/bitcoin/pull/13339#issuecomment-537384875
1177 : : // A few ways it could be implemented in the future are described in:
1178 : : // https://github.com/bitcoin/bitcoin/pull/13339#issuecomment-461288094
1179 [ # # # # : 0 : ReplaceAll(strCmd, "%w", ShellEscape(GetName()));
# # # # ]
1180 : : #endif
1181 [ # # ]: 0 : std::thread t(runCommand, strCmd);
1182 [ # # ]: 0 : t.detach(); // thread runs free
1183 : 0 : }
1184 : : #endif
1185 : :
1186 : 145160 : return &wtx;
1187 : 145160 : }
1188 : :
1189 : 0 : bool CWallet::LoadToWallet(const uint256& hash, const UpdateWalletTxFn& fill_wtx)
1190 : : {
1191 : 0 : const auto& ins = mapWallet.emplace(std::piecewise_construct, std::forward_as_tuple(hash), std::forward_as_tuple(nullptr, TxStateInactive{}));
1192 : 0 : CWalletTx& wtx = ins.first->second;
1193 [ # # ]: 0 : if (!fill_wtx(wtx, ins.second)) {
1194 : 0 : return false;
1195 : : }
1196 : : // If wallet doesn't have a chain (e.g when using bitcoin-wallet tool),
1197 : : // don't bother to update txn.
1198 [ # # ]: 0 : if (HaveChain()) {
1199 : 0 : wtx.updateState(chain());
1200 : 0 : }
1201 [ # # ]: 0 : if (/* insertion took place */ ins.second) {
1202 : 0 : wtx.m_it_wtxOrdered = wtxOrdered.insert(std::make_pair(wtx.nOrderPos, &wtx));
1203 : 0 : }
1204 : 0 : AddToSpends(wtx);
1205 [ # # ]: 0 : for (const CTxIn& txin : wtx.tx->vin) {
1206 : 0 : auto it = mapWallet.find(txin.prevout.hash);
1207 [ # # ]: 0 : if (it != mapWallet.end()) {
1208 : 0 : CWalletTx& prevtx = it->second;
1209 [ # # ]: 0 : if (auto* prev = prevtx.state<TxStateBlockConflicted>()) {
1210 : 0 : MarkConflicted(prev->conflicting_block_hash, prev->conflicting_block_height, wtx.GetHash());
1211 : 0 : }
1212 : 0 : }
1213 : 0 : }
1214 : :
1215 : : // Update birth time when tx time is older than it.
1216 : 0 : MaybeUpdateBirthTime(wtx.GetTxTime());
1217 : :
1218 : 0 : return true;
1219 : 0 : }
1220 : :
1221 : 199668 : bool CWallet::AddToWalletIfInvolvingMe(const CTransactionRef& ptx, const SyncTxState& state, bool fUpdate, bool rescanning_old_block)
1222 : : {
1223 : 199668 : const CTransaction& tx = *ptx;
1224 : : {
1225 : 199668 : AssertLockHeld(cs_wallet);
1226 : :
1227 [ - + ]: 399336 : if (auto* conf = std::get_if<TxStateConfirmed>(&state)) {
1228 [ + + ]: 901396 : for (const CTxIn& txin : tx.vin) {
1229 : 701728 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range = mapTxSpends.equal_range(txin.prevout);
1230 [ + - ]: 701728 : while (range.first != range.second) {
1231 [ # # ]: 0 : if (range.first->second != tx.GetHash()) {
1232 [ # # # # : 0 : WalletLogPrintf("Transaction %s (in block %s) conflicts with wallet transaction %s (both spend %s:%i)\n", tx.GetHash().ToString(), conf->confirmed_block_hash.ToString(), range.first->second.ToString(), range.first->first.hash.ToString(), range.first->first.n);
# # # # ]
1233 : 0 : MarkConflicted(conf->confirmed_block_hash, conf->confirmed_block_height, range.first->second);
1234 : 0 : }
1235 : 0 : range.first++;
1236 : : }
1237 : 701728 : }
1238 : 199668 : }
1239 : :
1240 : 199668 : bool fExisted = mapWallet.count(tx.GetHash()) != 0;
1241 [ - + # # ]: 199668 : if (fExisted && !fUpdate) return false;
1242 [ + - + + : 199668 : if (fExisted || IsMine(tx) || IsFromMe(tx))
+ + ]
1243 : : {
1244 : : /* Check if any keys in the wallet keypool that were supposed to be unused
1245 : : * have appeared in a new transaction. If so, remove those keys from the keypool.
1246 : : * This can happen when restoring an old wallet backup that does not contain
1247 : : * the mostly recently created transactions from newer versions of the wallet.
1248 : : */
1249 : :
1250 : : // loop though all outputs
1251 [ + + ]: 735337 : for (const CTxOut& txout: tx.vout) {
1252 [ + + ]: 992536 : for (const auto& spk_man : GetScriptPubKeyMans(txout.scriptPubKey)) {
1253 [ - + + - ]: 402359 : for (auto &dest : spk_man->MarkUnusedAddresses(txout.scriptPubKey)) {
1254 : : // If internal flag is not defined try to infer it from the ScriptPubKeyMan
1255 [ # # ]: 0 : if (!dest.internal.has_value()) {
1256 [ # # ]: 0 : dest.internal = IsInternalScriptPubKeyMan(spk_man);
1257 : 0 : }
1258 : :
1259 : : // skip if can't determine whether it's a receiving address or not
1260 [ # # ]: 0 : if (!dest.internal.has_value()) continue;
1261 : :
1262 : : // If this is a receiving address and it's not in the address book yet
1263 : : // (e.g. it wasn't generated on this node or we're restoring from backup)
1264 : : // add it to the address book for proper transaction accounting
1265 [ # # # # : 0 : if (!*dest.internal && !FindAddressBookEntry(dest.dest, /* allow_change= */ false)) {
# # ]
1266 [ # # # # ]: 0 : SetAddressBook(dest.dest, "", AddressPurpose::RECEIVE);
1267 : 0 : }
1268 [ # # # ]: 0 : }
1269 : 402359 : }
1270 : 590177 : }
1271 : :
1272 : : // Block disconnection override an abandoned tx as unconfirmed
1273 : : // which means user may have to call abandontransaction again
1274 : 290320 : TxState tx_state = std::visit([](auto&& s) -> TxState { return s; }, state);
1275 [ + - ]: 145160 : CWalletTx* wtx = AddToWallet(MakeTransactionRef(tx), tx_state, /*update_wtx=*/nullptr, /*fFlushOnClose=*/false, rescanning_old_block);
1276 [ + - ]: 145160 : if (!wtx) {
1277 : : // Can only be nullptr if there was a db write error (missing db, read-only db or a db engine internal writing error).
1278 : : // As we only store arriving transaction in this process, and we don't want an inconsistent state, let's throw an error.
1279 [ # # ]: 0 : throw std::runtime_error("DB error adding transaction to wallet, write failed");
1280 : : }
1281 : 145160 : return true;
1282 : 145160 : }
1283 [ + + ]: 199668 : }
1284 : 54508 : return false;
1285 : 199668 : }
1286 : :
1287 : 0 : bool CWallet::TransactionCanBeAbandoned(const uint256& hashTx) const
1288 : : {
1289 : 0 : LOCK(cs_wallet);
1290 [ # # ]: 0 : const CWalletTx* wtx = GetWalletTx(hashTx);
1291 [ # # # # : 0 : return wtx && !wtx->isAbandoned() && GetTxDepthInMainChain(*wtx) == 0 && !wtx->InMempool();
# # # # #
# # # ]
1292 : 0 : }
1293 : :
1294 : 145160 : void CWallet::MarkInputsDirty(const CTransactionRef& tx)
1295 : : {
1296 [ + + ]: 720143 : for (const CTxIn& txin : tx->vin) {
1297 : 574983 : auto it = mapWallet.find(txin.prevout.hash);
1298 [ + + ]: 574983 : if (it != mapWallet.end()) {
1299 : 462883 : it->second.MarkDirty();
1300 : 462883 : }
1301 : 574983 : }
1302 : 145160 : }
1303 : :
1304 : 0 : bool CWallet::AbandonTransaction(const uint256& hashTx)
1305 : : {
1306 : 0 : LOCK(cs_wallet);
1307 : :
1308 : : // Can't mark abandoned if confirmed or in mempool
1309 [ # # ]: 0 : auto it = mapWallet.find(hashTx);
1310 [ # # ]: 0 : assert(it != mapWallet.end());
1311 : 0 : const CWalletTx& origtx = it->second;
1312 [ # # # # : 0 : if (GetTxDepthInMainChain(origtx) != 0 || origtx.InMempool()) {
# # # # ]
1313 : 0 : return false;
1314 : : }
1315 : :
1316 : 0 : auto try_updating_state = [](CWalletTx& wtx) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet) {
1317 : : // If the orig tx was not in block/mempool, none of its spends can be.
1318 [ # # ]: 0 : assert(!wtx.isConfirmed());
1319 [ # # ]: 0 : assert(!wtx.InMempool());
1320 : : // If already conflicted or abandoned, no need to set abandoned
1321 [ # # # # ]: 0 : if (!wtx.isBlockConflicted() && !wtx.isAbandoned()) {
1322 : 0 : wtx.m_state = TxStateInactive{/*abandoned=*/true};
1323 : 0 : return TxUpdate::NOTIFY_CHANGED;
1324 : : }
1325 : 0 : return TxUpdate::UNCHANGED;
1326 : 0 : };
1327 : :
1328 : : // Iterate over all its outputs, and mark transactions in the wallet that spend them abandoned too.
1329 : : // States are not permanent, so these transactions can become unabandoned if they are re-added to the
1330 : : // mempool, or confirmed in a block, or conflicted.
1331 : : // Note: If the reorged coinbase is re-added to the main chain, the descendants that have not had their
1332 : : // states change will remain abandoned and will require manual broadcast if the user wants them.
1333 : :
1334 [ # # ]: 0 : RecursiveUpdateTxState(hashTx, try_updating_state);
1335 : :
1336 : 0 : return true;
1337 : 0 : }
1338 : :
1339 : 0 : void CWallet::MarkConflicted(const uint256& hashBlock, int conflicting_height, const uint256& hashTx)
1340 : : {
1341 : 0 : LOCK(cs_wallet);
1342 : :
1343 : : // If number of conflict confirms cannot be determined, this means
1344 : : // that the block is still unknown or not yet part of the main chain,
1345 : : // for example when loading the wallet during a reindex. Do nothing in that
1346 : : // case.
1347 [ # # # # ]: 0 : if (m_last_block_processed_height < 0 || conflicting_height < 0) {
1348 : 0 : return;
1349 : : }
1350 : 0 : int conflictconfirms = (m_last_block_processed_height - conflicting_height + 1) * -1;
1351 [ # # ]: 0 : if (conflictconfirms >= 0)
1352 : 0 : return;
1353 : :
1354 : 0 : auto try_updating_state = [&](CWalletTx& wtx) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet) {
1355 [ # # ]: 0 : if (conflictconfirms < GetTxDepthInMainChain(wtx)) {
1356 : : // Block is 'more conflicted' than current confirm; update.
1357 : : // Mark transaction as conflicted with this block.
1358 : 0 : wtx.m_state = TxStateBlockConflicted{hashBlock, conflicting_height};
1359 : 0 : return TxUpdate::CHANGED;
1360 : : }
1361 : 0 : return TxUpdate::UNCHANGED;
1362 : 0 : };
1363 : :
1364 : : // Iterate over all its outputs, and mark transactions in the wallet that spend them conflicted too.
1365 [ # # # # ]: 0 : RecursiveUpdateTxState(hashTx, try_updating_state);
1366 : :
1367 [ # # ]: 0 : }
1368 : :
1369 : 0 : void CWallet::RecursiveUpdateTxState(const uint256& tx_hash, const TryUpdatingStateFn& try_updating_state) {
1370 : : // Do not flush the wallet here for performance reasons
1371 : 0 : WalletBatch batch(GetDatabase(), false);
1372 [ # # ]: 0 : RecursiveUpdateTxState(&batch, tx_hash, try_updating_state);
1373 : 0 : }
1374 : :
1375 : 574983 : void CWallet::RecursiveUpdateTxState(WalletBatch* batch, const uint256& tx_hash, const TryUpdatingStateFn& try_updating_state) {
1376 : 574983 : std::set<uint256> todo;
1377 : 574983 : std::set<uint256> done;
1378 : :
1379 [ + - ]: 574983 : todo.insert(tx_hash);
1380 : :
1381 [ + + ]: 1149966 : while (!todo.empty()) {
1382 : 574983 : uint256 now = *todo.begin();
1383 [ + - ]: 574983 : todo.erase(now);
1384 [ + - ]: 574983 : done.insert(now);
1385 [ - + ]: 574983 : auto it = mapWallet.find(now);
1386 [ - + ]: 574983 : assert(it != mapWallet.end());
1387 : 574983 : CWalletTx& wtx = it->second;
1388 : :
1389 [ + - ]: 574983 : TxUpdate update_state = try_updating_state(wtx);
1390 [ - + ]: 574983 : if (update_state != TxUpdate::UNCHANGED) {
1391 [ # # ]: 0 : wtx.MarkDirty();
1392 [ # # # # ]: 0 : if (batch) batch->WriteTx(wtx);
1393 : : // Iterate over all its outputs, and update those tx states as well (if applicable)
1394 [ # # ]: 0 : for (unsigned int i = 0; i < wtx.tx->vout.size(); ++i) {
1395 [ # # # # : 0 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range = mapTxSpends.equal_range(COutPoint(Txid::FromUint256(now), i));
# # ]
1396 [ # # ]: 0 : for (TxSpends::const_iterator iter = range.first; iter != range.second; ++iter) {
1397 [ # # # # ]: 0 : if (!done.count(iter->second)) {
1398 [ # # ]: 0 : todo.insert(iter->second);
1399 : 0 : }
1400 : 0 : }
1401 : 0 : }
1402 : :
1403 [ # # ]: 0 : if (update_state == TxUpdate::NOTIFY_CHANGED) {
1404 [ # # # # : 0 : NotifyTransactionChanged(wtx.GetHash(), CT_UPDATED);
# # ]
1405 : 0 : }
1406 : :
1407 : : // If a transaction changes its tx state, that usually changes the balance
1408 : : // available of the outputs it spends. So force those to be recomputed
1409 [ # # ]: 0 : MarkInputsDirty(wtx.tx);
1410 : 0 : }
1411 : 574983 : }
1412 : 574983 : }
1413 : :
1414 : 199668 : void CWallet::SyncTransaction(const CTransactionRef& ptx, const SyncTxState& state, bool update_tx, bool rescanning_old_block)
1415 : : {
1416 [ + + ]: 199668 : if (!AddToWalletIfInvolvingMe(ptx, state, update_tx, rescanning_old_block))
1417 : 54508 : return; // Not one of ours
1418 : :
1419 : : // If a transaction changes 'conflicted' state, that changes the balance
1420 : : // available of the outputs it spends. So force those to be
1421 : : // recomputed, also:
1422 : 145160 : MarkInputsDirty(ptx);
1423 : 199668 : }
1424 : :
1425 : 0 : void CWallet::transactionAddedToMempool(const CTransactionRef& tx) {
1426 : 0 : LOCK(cs_wallet);
1427 [ # # ]: 0 : SyncTransaction(tx, TxStateInMempool{});
1428 : :
1429 [ # # # # : 0 : auto it = mapWallet.find(tx->GetHash());
# # ]
1430 [ # # ]: 0 : if (it != mapWallet.end()) {
1431 [ # # # # ]: 0 : RefreshMempoolStatus(it->second, chain());
1432 : 0 : }
1433 : :
1434 [ # # ]: 0 : const Txid& txid = tx->GetHash();
1435 : :
1436 [ # # ]: 0 : for (const CTxIn& tx_in : tx->vin) {
1437 : : // For each wallet transaction spending this prevout..
1438 [ # # # # ]: 0 : for (auto range = mapTxSpends.equal_range(tx_in.prevout); range.first != range.second; range.first++) {
1439 : 0 : const uint256& spent_id = range.first->second;
1440 : : // Skip the recently added tx
1441 [ # # # # : 0 : if (spent_id == txid) continue;
# # ]
1442 [ # # ]: 0 : RecursiveUpdateTxState(/*batch=*/nullptr, spent_id, [&txid](CWalletTx& wtx) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet) {
1443 : 0 : return wtx.mempool_conflicts.insert(txid).second ? TxUpdate::CHANGED : TxUpdate::UNCHANGED;
1444 : : });
1445 [ # # # ]: 0 : }
1446 : 0 : }
1447 : 0 : }
1448 : :
1449 : 199668 : void CWallet::transactionRemovedFromMempool(const CTransactionRef& tx, MemPoolRemovalReason reason) {
1450 : 199668 : LOCK(cs_wallet);
1451 [ + - + - : 199668 : auto it = mapWallet.find(tx->GetHash());
+ - ]
1452 [ + + ]: 199668 : if (it != mapWallet.end()) {
1453 [ + - + - ]: 145160 : RefreshMempoolStatus(it->second, chain());
1454 : 145160 : }
1455 : : // Handle transactions that were removed from the mempool because they
1456 : : // conflict with transactions in a newly connected block.
1457 [ + - ]: 199668 : if (reason == MemPoolRemovalReason::CONFLICT) {
1458 : : // Trigger external -walletnotify notifications for these transactions.
1459 : : // Set Status::UNCONFIRMED instead of Status::CONFLICTED for a few reasons:
1460 : : //
1461 : : // 1. The transactionRemovedFromMempool callback does not currently
1462 : : // provide the conflicting block's hash and height, and for backwards
1463 : : // compatibility reasons it may not be not safe to store conflicted
1464 : : // wallet transactions with a null block hash. See
1465 : : // https://github.com/bitcoin/bitcoin/pull/18600#discussion_r420195993.
1466 : : // 2. For most of these transactions, the wallet's internal conflict
1467 : : // detection in the blockConnected handler will subsequently call
1468 : : // MarkConflicted and update them with CONFLICTED status anyway. This
1469 : : // applies to any wallet transaction that has inputs spent in the
1470 : : // block, or that has ancestors in the wallet with inputs spent by
1471 : : // the block.
1472 : : // 3. Longstanding behavior since the sync implementation in
1473 : : // https://github.com/bitcoin/bitcoin/pull/9371 and the prior sync
1474 : : // implementation before that was to mark these transactions
1475 : : // unconfirmed rather than conflicted.
1476 : : //
1477 : : // Nothing described above should be seen as an unchangeable requirement
1478 : : // when improving this code in the future. The wallet's heuristics for
1479 : : // distinguishing between conflicted and unconfirmed transactions are
1480 : : // imperfect, and could be improved in general, see
1481 : : // https://github.com/bitcoin-core/bitcoin-devwiki/wiki/Wallet-Transaction-Conflict-Tracking
1482 [ # # # # ]: 0 : SyncTransaction(tx, TxStateInactive{});
1483 : 0 : }
1484 : :
1485 [ + - ]: 199668 : const Txid& txid = tx->GetHash();
1486 : :
1487 [ + + ]: 901396 : for (const CTxIn& tx_in : tx->vin) {
1488 : : // Iterate over all wallet transactions spending txin.prev
1489 : : // and recursively mark them as no longer conflicting with
1490 : : // txid
1491 [ - + + + ]: 1276711 : for (auto range = mapTxSpends.equal_range(tx_in.prevout); range.first != range.second; range.first++) {
1492 : 574983 : const uint256& spent_id = range.first->second;
1493 : :
1494 [ + - ]: 1149966 : RecursiveUpdateTxState(/*batch=*/nullptr, spent_id, [&txid](CWalletTx& wtx) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet) {
1495 : 574983 : return wtx.mempool_conflicts.erase(txid) ? TxUpdate::CHANGED : TxUpdate::UNCHANGED;
1496 : : });
1497 : 574983 : }
1498 : 701728 : }
1499 : 199668 : }
1500 : :
1501 : 37174 : void CWallet::blockConnected(ChainstateRole role, const interfaces::BlockInfo& block)
1502 : : {
1503 [ - + ]: 37174 : if (role == ChainstateRole::BACKGROUND) {
1504 : 0 : return;
1505 : : }
1506 [ + - ]: 37174 : assert(block.data);
1507 : 37174 : LOCK(cs_wallet);
1508 : :
1509 : 37174 : m_last_block_processed_height = block.height;
1510 : 37174 : m_last_block_processed = block.hash;
1511 : :
1512 : : // No need to scan block if it was created before the wallet birthday.
1513 : : // Uses chain max time and twice the grace period to adjust time for block time variability.
1514 [ - + ]: 37174 : if (block.chain_time_max < m_birth_time.load() - (TIMESTAMP_WINDOW * 2)) return;
1515 : :
1516 : : // Scan block
1517 [ + + ]: 236842 : for (size_t index = 0; index < block.data->vtx.size(); index++) {
1518 [ + - + - ]: 199668 : SyncTransaction(block.data->vtx[index], TxStateConfirmed{block.hash, block.height, static_cast<int>(index)});
1519 [ - + ]: 199668 : transactionRemovedFromMempool(block.data->vtx[index], MemPoolRemovalReason::BLOCK);
1520 : 199668 : }
1521 [ - + ]: 37174 : }
1522 : :
1523 : 0 : void CWallet::blockDisconnected(const interfaces::BlockInfo& block)
1524 : : {
1525 [ # # ]: 0 : assert(block.data);
1526 : 0 : LOCK(cs_wallet);
1527 : :
1528 : : // At block disconnection, this will change an abandoned transaction to
1529 : : // be unconfirmed, whether or not the transaction is added back to the mempool.
1530 : : // User may have to call abandontransaction again. It may be addressed in the
1531 : : // future with a stickier abandoned state or even removing abandontransaction call.
1532 : 0 : m_last_block_processed_height = block.height - 1;
1533 [ # # ]: 0 : m_last_block_processed = *Assert(block.prev_hash);
1534 : :
1535 : 0 : int disconnect_height = block.height;
1536 : :
1537 [ # # # # ]: 0 : for (const CTransactionRef& ptx : Assert(block.data)->vtx) {
1538 [ # # # # ]: 0 : SyncTransaction(ptx, TxStateInactive{});
1539 : :
1540 [ # # ]: 0 : for (const CTxIn& tx_in : ptx->vin) {
1541 : : // No other wallet transactions conflicted with this transaction
1542 [ # # # # ]: 0 : if (mapTxSpends.count(tx_in.prevout) < 1) continue;
1543 : :
1544 [ # # ]: 0 : std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range = mapTxSpends.equal_range(tx_in.prevout);
1545 : :
1546 : : // For all of the spends that conflict with this transaction
1547 [ # # ]: 0 : for (TxSpends::const_iterator _it = range.first; _it != range.second; ++_it) {
1548 [ # # ]: 0 : CWalletTx& wtx = mapWallet.find(_it->second)->second;
1549 : :
1550 [ # # # # ]: 0 : if (!wtx.isBlockConflicted()) continue;
1551 : :
1552 : 0 : auto try_updating_state = [&](CWalletTx& tx) {
1553 [ # # ]: 0 : if (!tx.isBlockConflicted()) return TxUpdate::UNCHANGED;
1554 [ # # ]: 0 : if (tx.state<TxStateBlockConflicted>()->conflicting_block_height >= disconnect_height) {
1555 : 0 : tx.m_state = TxStateInactive{};
1556 : 0 : return TxUpdate::CHANGED;
1557 : : }
1558 : 0 : return TxUpdate::UNCHANGED;
1559 : 0 : };
1560 : :
1561 [ # # # # : 0 : RecursiveUpdateTxState(wtx.tx->GetHash(), try_updating_state);
# # ]
1562 [ # # ]: 0 : }
1563 [ # # ]: 0 : }
1564 : 0 : }
1565 : 0 : }
1566 : :
1567 : 0 : void CWallet::updatedBlockTip()
1568 : : {
1569 : 0 : m_best_block_time = GetTime();
1570 : 0 : }
1571 : :
1572 : 0 : void CWallet::BlockUntilSyncedToCurrentChain() const {
1573 : 0 : AssertLockNotHeld(cs_wallet);
1574 : : // Skip the queue-draining stuff if we know we're caught up with
1575 : : // chain().Tip(), otherwise put a callback in the validation interface queue and wait
1576 : : // for the queue to drain enough to execute it (indicating we are caught up
1577 : : // at least with the time we entered this function).
1578 : 0 : uint256 last_block_hash = WITH_LOCK(cs_wallet, return m_last_block_processed);
1579 : 0 : chain().waitForNotificationsIfTipChanged(last_block_hash);
1580 : 0 : }
1581 : :
1582 : : // Note that this function doesn't distinguish between a 0-valued input,
1583 : : // and a not-"is mine" (according to the filter) input.
1584 : 783262 : CAmount CWallet::GetDebit(const CTxIn &txin, const isminefilter& filter) const
1585 : : {
1586 : : {
1587 : 783262 : LOCK(cs_wallet);
1588 [ + - + - ]: 783262 : const auto mi = mapWallet.find(txin.prevout.hash);
1589 [ + + ]: 783262 : if (mi != mapWallet.end())
1590 : : {
1591 : 607554 : const CWalletTx& prev = (*mi).second;
1592 [ - + ]: 607554 : if (txin.prevout.n < prev.tx->vout.size())
1593 [ + - + + ]: 607554 : if (IsMine(prev.tx->vout[txin.prevout.n]) & filter)
1594 : 451921 : return prev.tx->vout[txin.prevout.n].nValue;
1595 [ + + ]: 607554 : }
1596 [ - + + ]: 783262 : }
1597 : 331341 : return 0;
1598 : 783262 : }
1599 : :
1600 : 7667127 : isminetype CWallet::IsMine(const CTxOut& txout) const
1601 : : {
1602 : 7667127 : AssertLockHeld(cs_wallet);
1603 : 7667127 : return IsMine(txout.scriptPubKey);
1604 : : }
1605 : :
1606 : 345194 : isminetype CWallet::IsMine(const CTxDestination& dest) const
1607 : : {
1608 : 345194 : AssertLockHeld(cs_wallet);
1609 [ + - ]: 345194 : return IsMine(GetScriptForDestination(dest));
1610 : 0 : }
1611 : :
1612 : 8012321 : isminetype CWallet::IsMine(const CScript& script) const
1613 : : {
1614 : 8012321 : AssertLockHeld(cs_wallet);
1615 : :
1616 : : // Search the cache so that IsMine is called only on the relevant SPKMs instead of on everything in m_spk_managers
1617 : 8012321 : const auto& it = m_cached_spks.find(script);
1618 [ + + ]: 8012321 : if (it != m_cached_spks.end()) {
1619 : 5859641 : isminetype res = ISMINE_NO;
1620 [ + + ]: 11719305 : for (const auto& spkm : it->second) {
1621 : 5859664 : res = std::max(res, spkm->IsMine(script));
1622 : 5859664 : }
1623 : 5859641 : Assume(res == ISMINE_SPENDABLE);
1624 : 5859641 : return res;
1625 : 5859641 : }
1626 : :
1627 : : // Legacy wallet
1628 [ - + ]: 2152680 : if (IsLegacy()) return GetLegacyScriptPubKeyMan()->IsMine(script);
1629 : :
1630 : 2152680 : return ISMINE_NO;
1631 : 8012321 : }
1632 : :
1633 : 199668 : bool CWallet::IsMine(const CTransaction& tx) const
1634 : : {
1635 : 199668 : AssertLockHeld(cs_wallet);
1636 [ + + - + : 660041 : for (const CTxOut& txout : tx.vout)
+ ]
1637 [ + + ]: 460373 : if (IsMine(txout))
1638 [ + + ]: 460373 : return true;
1639 : 86245 : return false;
1640 : 199668 : }
1641 : :
1642 : 339875 : isminetype CWallet::IsMine(const COutPoint& outpoint) const
1643 : : {
1644 : 339875 : AssertLockHeld(cs_wallet);
1645 : 339875 : auto wtx = GetWalletTx(outpoint.hash);
1646 [ + + ]: 339875 : if (!wtx) {
1647 : 57249 : return ISMINE_NO;
1648 : : }
1649 [ - + ]: 282626 : if (outpoint.n >= wtx->tx->vout.size()) {
1650 : 0 : return ISMINE_NO;
1651 : : }
1652 : 282626 : return IsMine(wtx->tx->vout[outpoint.n]);
1653 : 339875 : }
1654 : :
1655 : 86245 : bool CWallet::IsFromMe(const CTransaction& tx) const
1656 : : {
1657 : 86245 : return (GetDebit(tx, ISMINE_ALL) > 0);
1658 : : }
1659 : :
1660 : 231017 : CAmount CWallet::GetDebit(const CTransaction& tx, const isminefilter& filter) const
1661 : : {
1662 : 231017 : CAmount nDebit = 0;
1663 [ + + ]: 1014279 : for (const CTxIn& txin : tx.vin)
1664 : : {
1665 : 783262 : nDebit += GetDebit(txin, filter);
1666 [ + - ]: 783262 : if (!MoneyRange(nDebit))
1667 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": value out of range");
# # # # #
# ]
1668 : 783262 : }
1669 : 462034 : return nDebit;
1670 : 231017 : }
1671 : :
1672 : 0 : bool CWallet::IsHDEnabled() const
1673 : : {
1674 : : // All Active ScriptPubKeyMans must be HD for this to be true
1675 : 0 : bool result = false;
1676 [ # # # # ]: 0 : for (const auto& spk_man : GetActiveScriptPubKeyMans()) {
1677 [ # # # # ]: 0 : if (!spk_man->IsHDEnabled()) return false;
1678 : 0 : result = true;
1679 [ # # ]: 0 : }
1680 : 0 : return result;
1681 : 0 : }
1682 : :
1683 : 0 : bool CWallet::CanGetAddresses(bool internal) const
1684 : : {
1685 : 0 : LOCK(cs_wallet);
1686 [ # # ]: 0 : if (m_spk_managers.empty()) return false;
1687 [ # # # # ]: 0 : for (OutputType t : OUTPUT_TYPES) {
1688 [ # # ]: 0 : auto spk_man = GetScriptPubKeyMan(t, internal);
1689 [ # # # # : 0 : if (spk_man && spk_man->CanGetAddresses(internal)) {
# # ]
1690 : 0 : return true;
1691 : : }
1692 [ # # # # ]: 0 : }
1693 : 0 : return false;
1694 : 0 : }
1695 : :
1696 : 11568 : void CWallet::SetWalletFlag(uint64_t flags)
1697 : : {
1698 : 11568 : LOCK(cs_wallet);
1699 : 11568 : m_wallet_flags |= flags;
1700 [ + - + - : 11568 : if (!WalletBatch(GetDatabase()).WriteWalletFlags(m_wallet_flags))
+ - + - ]
1701 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": writing wallet flags failed");
# # # # #
# ]
1702 : 11568 : }
1703 : :
1704 : 0 : void CWallet::UnsetWalletFlag(uint64_t flag)
1705 : : {
1706 : 0 : WalletBatch batch(GetDatabase());
1707 [ # # ]: 0 : UnsetWalletFlagWithDB(batch, flag);
1708 : 0 : }
1709 : :
1710 : 0 : void CWallet::UnsetWalletFlagWithDB(WalletBatch& batch, uint64_t flag)
1711 : : {
1712 : 0 : LOCK(cs_wallet);
1713 : 0 : m_wallet_flags &= ~flag;
1714 [ # # # # ]: 0 : if (!batch.WriteWalletFlags(m_wallet_flags))
1715 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": writing wallet flags failed");
# # # # #
# ]
1716 : 0 : }
1717 : :
1718 : 0 : void CWallet::UnsetBlankWalletFlag(WalletBatch& batch)
1719 : : {
1720 : 0 : UnsetWalletFlagWithDB(batch, WALLET_FLAG_BLANK_WALLET);
1721 : 0 : }
1722 : :
1723 : 1343704 : bool CWallet::IsWalletFlagSet(uint64_t flag) const
1724 : : {
1725 : 1343704 : return (m_wallet_flags & flag);
1726 : : }
1727 : :
1728 : 0 : bool CWallet::LoadWalletFlags(uint64_t flags)
1729 : : {
1730 : 0 : LOCK(cs_wallet);
1731 [ # # ]: 0 : if (((flags & KNOWN_WALLET_FLAGS) >> 32) ^ (flags >> 32)) {
1732 : : // contains unknown non-tolerable wallet flags
1733 : 0 : return false;
1734 : : }
1735 : 0 : m_wallet_flags = flags;
1736 : :
1737 : 0 : return true;
1738 : 0 : }
1739 : :
1740 : 0 : void CWallet::InitWalletFlags(uint64_t flags)
1741 : : {
1742 : 0 : LOCK(cs_wallet);
1743 : :
1744 : : // We should never be writing unknown non-tolerable wallet flags
1745 [ # # ]: 0 : assert(((flags & KNOWN_WALLET_FLAGS) >> 32) == (flags >> 32));
1746 : : // This should only be used once, when creating a new wallet - so current flags are expected to be blank
1747 [ # # ]: 0 : assert(m_wallet_flags == 0);
1748 : :
1749 [ # # # # : 0 : if (!WalletBatch(GetDatabase()).WriteWalletFlags(flags)) {
# # # # ]
1750 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": writing wallet flags failed");
# # # # #
# ]
1751 : : }
1752 : :
1753 [ # # # # ]: 0 : if (!LoadWalletFlags(flags)) assert(false);
1754 : 0 : }
1755 : :
1756 : 0 : bool CWallet::ImportScripts(const std::set<CScript> scripts, int64_t timestamp)
1757 : : {
1758 : 0 : auto spk_man = GetLegacyScriptPubKeyMan();
1759 [ # # ]: 0 : if (!spk_man) {
1760 : 0 : return false;
1761 : : }
1762 : 0 : LOCK(spk_man->cs_KeyStore);
1763 [ # # # # ]: 0 : return spk_man->ImportScripts(scripts, timestamp);
1764 : 0 : }
1765 : :
1766 : 0 : bool CWallet::ImportPrivKeys(const std::map<CKeyID, CKey>& privkey_map, const int64_t timestamp)
1767 : : {
1768 : 0 : auto spk_man = GetLegacyScriptPubKeyMan();
1769 [ # # ]: 0 : if (!spk_man) {
1770 : 0 : return false;
1771 : : }
1772 : 0 : LOCK(spk_man->cs_KeyStore);
1773 [ # # ]: 0 : return spk_man->ImportPrivKeys(privkey_map, timestamp);
1774 : 0 : }
1775 : :
1776 : 0 : bool CWallet::ImportPubKeys(const std::vector<CKeyID>& ordered_pubkeys, const std::map<CKeyID, CPubKey>& pubkey_map, const std::map<CKeyID, std::pair<CPubKey, KeyOriginInfo>>& key_origins, const bool add_keypool, const bool internal, const int64_t timestamp)
1777 : : {
1778 : 0 : auto spk_man = GetLegacyScriptPubKeyMan();
1779 [ # # ]: 0 : if (!spk_man) {
1780 : 0 : return false;
1781 : : }
1782 : 0 : LOCK(spk_man->cs_KeyStore);
1783 [ # # ]: 0 : return spk_man->ImportPubKeys(ordered_pubkeys, pubkey_map, key_origins, add_keypool, internal, timestamp);
1784 : 0 : }
1785 : :
1786 : 0 : bool CWallet::ImportScriptPubKeys(const std::string& label, const std::set<CScript>& script_pub_keys, const bool have_solving_data, const bool apply_label, const int64_t timestamp)
1787 : : {
1788 : 0 : auto spk_man = GetLegacyScriptPubKeyMan();
1789 [ # # ]: 0 : if (!spk_man) {
1790 : 0 : return false;
1791 : : }
1792 : 0 : LOCK(spk_man->cs_KeyStore);
1793 [ # # # # ]: 0 : if (!spk_man->ImportScriptPubKeys(script_pub_keys, have_solving_data, timestamp)) {
1794 : 0 : return false;
1795 : : }
1796 [ # # ]: 0 : if (apply_label) {
1797 [ # # # # ]: 0 : WalletBatch batch(GetDatabase());
1798 [ # # ]: 0 : for (const CScript& script : script_pub_keys) {
1799 [ # # ]: 0 : CTxDestination dest;
1800 [ # # ]: 0 : ExtractDestination(script, dest);
1801 [ # # # # ]: 0 : if (IsValidDestination(dest)) {
1802 [ # # ]: 0 : SetAddressBookWithDB(batch, dest, label, AddressPurpose::RECEIVE);
1803 : 0 : }
1804 : 0 : }
1805 : 0 : }
1806 : 0 : return true;
1807 : 0 : }
1808 : :
1809 : 174181 : void CWallet::MaybeUpdateBirthTime(int64_t time)
1810 : : {
1811 : 174181 : int64_t birthtime = m_birth_time.load();
1812 [ + + ]: 174181 : if (time < birthtime) {
1813 : 9939 : m_birth_time = time;
1814 : 9939 : }
1815 : 174181 : }
1816 : :
1817 : : /**
1818 : : * Scan active chain for relevant transactions after importing keys. This should
1819 : : * be called whenever new keys are added to the wallet, with the oldest key
1820 : : * creation time.
1821 : : *
1822 : : * @return Earliest timestamp that could be successfully scanned from. Timestamp
1823 : : * returned will be higher than startTime if relevant blocks could not be read.
1824 : : */
1825 : 0 : int64_t CWallet::RescanFromTime(int64_t startTime, const WalletRescanReserver& reserver, bool update)
1826 : : {
1827 : : // Find starting block. May be null if nCreateTime is greater than the
1828 : : // highest blockchain timestamp, in which case there is nothing that needs
1829 : : // to be scanned.
1830 : 0 : int start_height = 0;
1831 : 0 : uint256 start_block;
1832 : 0 : bool start = chain().findFirstBlockWithTimeAndHeight(startTime - TIMESTAMP_WINDOW, 0, FoundBlock().hash(start_block).height(start_height));
1833 [ # # # # ]: 0 : WalletLogPrintf("%s: Rescanning last %i blocks\n", __func__, start ? WITH_LOCK(cs_wallet, return GetLastBlockHeight()) - start_height + 1 : 0);
1834 : :
1835 [ # # ]: 0 : if (start) {
1836 : : // TODO: this should take into account failure by ScanResult::USER_ABORT
1837 : 0 : ScanResult result = ScanForWalletTransactions(start_block, start_height, /*max_height=*/{}, reserver, /*fUpdate=*/update, /*save_progress=*/false);
1838 [ # # ]: 0 : if (result.status == ScanResult::FAILURE) {
1839 : 0 : int64_t time_max;
1840 : 0 : CHECK_NONFATAL(chain().findBlock(result.last_failed_block, FoundBlock().maxTime(time_max)));
1841 : 0 : return time_max + TIMESTAMP_WINDOW + 1;
1842 : 0 : }
1843 [ # # ]: 0 : }
1844 : 0 : return startTime;
1845 : 0 : }
1846 : :
1847 : : /**
1848 : : * Scan the block chain (starting in start_block) for transactions
1849 : : * from or to us. If fUpdate is true, found transactions that already
1850 : : * exist in the wallet will be updated. If max_height is not set, the
1851 : : * mempool will be scanned as well.
1852 : : *
1853 : : * @param[in] start_block Scan starting block. If block is not on the active
1854 : : * chain, the scan will return SUCCESS immediately.
1855 : : * @param[in] start_height Height of start_block
1856 : : * @param[in] max_height Optional max scanning height. If unset there is
1857 : : * no maximum and scanning can continue to the tip
1858 : : *
1859 : : * @return ScanResult returning scan information and indicating success or
1860 : : * failure. Return status will be set to SUCCESS if scan was
1861 : : * successful. FAILURE if a complete rescan was not possible (due to
1862 : : * pruning or corruption). USER_ABORT if the rescan was aborted before
1863 : : * it could complete.
1864 : : *
1865 : : * @pre Caller needs to make sure start_block (and the optional stop_block) are on
1866 : : * the main chain after to the addition of any new keys you want to detect
1867 : : * transactions for.
1868 : : */
1869 : 0 : CWallet::ScanResult CWallet::ScanForWalletTransactions(const uint256& start_block, int start_height, std::optional<int> max_height, const WalletRescanReserver& reserver, bool fUpdate, const bool save_progress)
1870 : : {
1871 : 0 : constexpr auto INTERVAL_TIME{60s};
1872 : 0 : auto current_time{reserver.now()};
1873 : 0 : auto start_time{reserver.now()};
1874 : :
1875 [ # # ]: 0 : assert(reserver.isReserved());
1876 : :
1877 : 0 : uint256 block_hash = start_block;
1878 : 0 : ScanResult result;
1879 : :
1880 : 0 : std::unique_ptr<FastWalletRescanFilter> fast_rescan_filter;
1881 [ # # # # : 0 : if (!IsLegacy() && chain().hasBlockFilterIndex(BlockFilterType::BASIC)) fast_rescan_filter = std::make_unique<FastWalletRescanFilter>(*this);
# # # # #
# # # ]
1882 : :
1883 [ # # # # ]: 0 : WalletLogPrintf("Rescan started from block %s... (%s)\n", start_block.ToString(),
1884 : 0 : fast_rescan_filter ? "fast variant using block filters" : "slow variant inspecting all blocks");
1885 : :
1886 : 0 : fAbortRescan = false;
1887 [ # # # # : 0 : ShowProgress(strprintf("%s " + _("Rescanning…").translated, GetDisplayName()), 0); // show rescan progress in GUI as dialog or on splashscreen, if rescan required on startup (e.g. due to corruption)
# # # # #
# ]
1888 [ # # # # : 0 : uint256 tip_hash = WITH_LOCK(cs_wallet, return GetLastBlockHash());
# # ]
1889 : 0 : uint256 end_hash = tip_hash;
1890 [ # # # # : 0 : if (max_height) chain().findAncestorByHeight(tip_hash, *max_height, FoundBlock().hash(end_hash));
# # # # ]
1891 [ # # # # ]: 0 : double progress_begin = chain().guessVerificationProgress(block_hash);
1892 [ # # # # ]: 0 : double progress_end = chain().guessVerificationProgress(end_hash);
1893 : 0 : double progress_current = progress_begin;
1894 : 0 : int block_height = start_height;
1895 [ # # # # : 0 : while (!fAbortRescan && !chain().shutdownRequested()) {
# # # # ]
1896 [ # # ]: 0 : if (progress_end - progress_begin > 0.0) {
1897 : 0 : m_scanning_progress = (progress_current - progress_begin) / (progress_end - progress_begin);
1898 : 0 : } else { // avoid divide-by-zero for single block scan range (i.e. start and stop hashes are equal)
1899 : 0 : m_scanning_progress = 0;
1900 : : }
1901 [ # # # # ]: 0 : if (block_height % 100 == 0 && progress_end - progress_begin > 0.0) {
1902 [ # # # # : 0 : ShowProgress(strprintf("%s " + _("Rescanning…").translated, GetDisplayName()), std::max(1, std::min(99, (int)(m_scanning_progress * 100))));
# # # # #
# # # #
# ]
1903 : 0 : }
1904 : :
1905 [ # # # # : 0 : bool next_interval = reserver.now() >= current_time + INTERVAL_TIME;
# # ]
1906 [ # # ]: 0 : if (next_interval) {
1907 [ # # ]: 0 : current_time = reserver.now();
1908 [ # # ]: 0 : WalletLogPrintf("Still rescanning. At block %d. Progress=%f\n", block_height, progress_current);
1909 : 0 : }
1910 : :
1911 : 0 : bool fetch_block{true};
1912 [ # # ]: 0 : if (fast_rescan_filter) {
1913 [ # # ]: 0 : fast_rescan_filter->UpdateIfNeeded();
1914 [ # # ]: 0 : auto matches_block{fast_rescan_filter->MatchesBlock(block_hash)};
1915 [ # # ]: 0 : if (matches_block.has_value()) {
1916 [ # # ]: 0 : if (*matches_block) {
1917 [ # # # # : 0 : LogPrint(BCLog::SCAN, "Fast rescan: inspect block %d [%s] (filter matched)\n", block_height, block_hash.ToString());
# # # # #
# # # ]
1918 : 0 : } else {
1919 : 0 : result.last_scanned_block = block_hash;
1920 : 0 : result.last_scanned_height = block_height;
1921 : 0 : fetch_block = false;
1922 : : }
1923 : 0 : } else {
1924 [ # # # # : 0 : LogPrint(BCLog::SCAN, "Fast rescan: inspect block %d [%s] (WARNING: block filter not found!)\n", block_height, block_hash.ToString());
# # # # #
# # # ]
1925 : : }
1926 : 0 : }
1927 : :
1928 : : // Find next block separately from reading data above, because reading
1929 : : // is slow and there might be a reorg while it is read.
1930 : 0 : bool block_still_active = false;
1931 : 0 : bool next_block = false;
1932 [ # # ]: 0 : uint256 next_block_hash;
1933 [ # # # # : 0 : chain().findBlock(block_hash, FoundBlock().inActiveChain(block_still_active).nextBlock(FoundBlock().inActiveChain(next_block).hash(next_block_hash)));
# # # # #
# # # ]
1934 : :
1935 [ # # ]: 0 : if (fetch_block) {
1936 : : // Read block data
1937 [ # # ]: 0 : CBlock block;
1938 [ # # # # : 0 : chain().findBlock(block_hash, FoundBlock().data(block));
# # ]
1939 : :
1940 [ # # # # ]: 0 : if (!block.IsNull()) {
1941 [ # # # # ]: 0 : LOCK(cs_wallet);
1942 [ # # ]: 0 : if (!block_still_active) {
1943 : : // Abort scan if current block is no longer active, to prevent
1944 : : // marking transactions as coming from the wrong block.
1945 : 0 : result.last_failed_block = block_hash;
1946 : 0 : result.status = ScanResult::FAILURE;
1947 : 0 : break;
1948 : : }
1949 [ # # ]: 0 : for (size_t posInBlock = 0; posInBlock < block.vtx.size(); ++posInBlock) {
1950 [ # # # # ]: 0 : SyncTransaction(block.vtx[posInBlock], TxStateConfirmed{block_hash, block_height, static_cast<int>(posInBlock)}, fUpdate, /*rescanning_old_block=*/true);
1951 : 0 : }
1952 : : // scan succeeded, record block as most recent successfully scanned
1953 : 0 : result.last_scanned_block = block_hash;
1954 : 0 : result.last_scanned_height = block_height;
1955 : :
1956 [ # # # # ]: 0 : if (save_progress && next_interval) {
1957 [ # # ]: 0 : CBlockLocator loc = m_chain->getActiveChainLocator(block_hash);
1958 : :
1959 [ # # # # ]: 0 : if (!loc.IsNull()) {
1960 [ # # ]: 0 : WalletLogPrintf("Saving scan progress %d.\n", block_height);
1961 [ # # # # ]: 0 : WalletBatch batch(GetDatabase());
1962 [ # # ]: 0 : batch.WriteBestBlock(loc);
1963 : 0 : }
1964 : 0 : }
1965 [ # # ]: 0 : } else {
1966 : : // could not scan block, keep scanning but record this block as the most recent failure
1967 : 0 : result.last_failed_block = block_hash;
1968 : 0 : result.status = ScanResult::FAILURE;
1969 : : }
1970 [ # # ]: 0 : }
1971 [ # # # # ]: 0 : if (max_height && block_height >= *max_height) {
1972 : 0 : break;
1973 : : }
1974 : : {
1975 [ # # ]: 0 : if (!next_block) {
1976 : : // break successfully when rescan has reached the tip, or
1977 : : // previous block is no longer on the chain due to a reorg
1978 : 0 : break;
1979 : : }
1980 : :
1981 : : // increment block and verification progress
1982 : 0 : block_hash = next_block_hash;
1983 : 0 : ++block_height;
1984 [ # # # # ]: 0 : progress_current = chain().guessVerificationProgress(block_hash);
1985 : :
1986 : : // handle updated tip hash
1987 : 0 : const uint256 prev_tip_hash = tip_hash;
1988 [ # # # # : 0 : tip_hash = WITH_LOCK(cs_wallet, return GetLastBlockHash());
# # ]
1989 [ # # # # : 0 : if (!max_height && prev_tip_hash != tip_hash) {
# # ]
1990 : : // in case the tip has changed, update progress max
1991 [ # # # # ]: 0 : progress_end = chain().guessVerificationProgress(tip_hash);
1992 : 0 : }
1993 : 0 : }
1994 [ # # # ]: 0 : }
1995 [ # # ]: 0 : if (!max_height) {
1996 [ # # ]: 0 : WalletLogPrintf("Scanning current mempool transactions.\n");
1997 [ # # # # : 0 : WITH_LOCK(cs_wallet, chain().requestMempoolTransactions(*this));
# # ]
1998 : 0 : }
1999 [ # # # # : 0 : ShowProgress(strprintf("%s " + _("Rescanning…").translated, GetDisplayName()), 100); // hide progress dialog in GUI
# # # # #
# ]
2000 [ # # # # ]: 0 : if (block_height && fAbortRescan) {
2001 [ # # ]: 0 : WalletLogPrintf("Rescan aborted at block %d. Progress=%f\n", block_height, progress_current);
2002 : 0 : result.status = ScanResult::USER_ABORT;
2003 [ # # # # : 0 : } else if (block_height && chain().shutdownRequested()) {
# # # # ]
2004 [ # # ]: 0 : WalletLogPrintf("Rescan interrupted by shutdown request at block %d. Progress=%f\n", block_height, progress_current);
2005 : 0 : result.status = ScanResult::USER_ABORT;
2006 : 0 : } else {
2007 [ # # # # : 0 : WalletLogPrintf("Rescan completed in %15dms\n", Ticks<std::chrono::milliseconds>(reserver.now() - start_time));
# # # # ]
2008 : : }
2009 : : return result;
2010 : 0 : }
2011 : :
2012 : 0 : bool CWallet::SubmitTxMemoryPoolAndRelay(CWalletTx& wtx, std::string& err_string, bool relay) const
2013 : : {
2014 : 0 : AssertLockHeld(cs_wallet);
2015 : :
2016 : : // Can't relay if wallet is not broadcasting
2017 [ # # ]: 0 : if (!GetBroadcastTransactions()) return false;
2018 : : // Don't relay abandoned transactions
2019 [ # # ]: 0 : if (wtx.isAbandoned()) return false;
2020 : : // Don't try to submit coinbase transactions. These would fail anyway but would
2021 : : // cause log spam.
2022 [ # # ]: 0 : if (wtx.IsCoinBase()) return false;
2023 : : // Don't try to submit conflicted or confirmed transactions.
2024 [ # # ]: 0 : if (GetTxDepthInMainChain(wtx) != 0) return false;
2025 : :
2026 : : // Submit transaction to mempool for relay
2027 [ # # ]: 0 : WalletLogPrintf("Submitting wtx %s to mempool for relay\n", wtx.GetHash().ToString());
2028 : : // We must set TxStateInMempool here. Even though it will also be set later by the
2029 : : // entered-mempool callback, if we did not there would be a race where a
2030 : : // user could call sendmoney in a loop and hit spurious out of funds errors
2031 : : // because we think that this newly generated transaction's change is
2032 : : // unavailable as we're not yet aware that it is in the mempool.
2033 : : //
2034 : : // If broadcast fails for any reason, trying to set wtx.m_state here would be incorrect.
2035 : : // If transaction was previously in the mempool, it should be updated when
2036 : : // TransactionRemovedFromMempool fires.
2037 : 0 : bool ret = chain().broadcastTransaction(wtx.tx, m_default_max_tx_fee, relay, err_string);
2038 [ # # ]: 0 : if (ret) wtx.m_state = TxStateInMempool{};
2039 : 0 : return ret;
2040 : 0 : }
2041 : :
2042 : 0 : std::set<uint256> CWallet::GetTxConflicts(const CWalletTx& wtx) const
2043 : : {
2044 : 0 : AssertLockHeld(cs_wallet);
2045 : :
2046 : 0 : const uint256 myHash{wtx.GetHash()};
2047 : 0 : std::set<uint256> result{GetConflicts(myHash)};
2048 [ # # ]: 0 : result.erase(myHash);
2049 : 0 : return result;
2050 [ # # ]: 0 : }
2051 : :
2052 : 0 : bool CWallet::ShouldResend() const
2053 : : {
2054 : : // Don't attempt to resubmit if the wallet is configured to not broadcast
2055 [ # # ]: 0 : if (!fBroadcastTransactions) return false;
2056 : :
2057 : : // During reindex, importing and IBD, old wallet transactions become
2058 : : // unconfirmed. Don't resend them as that would spam other nodes.
2059 : : // We only allow forcing mempool submission when not relaying to avoid this spam.
2060 [ # # ]: 0 : if (!chain().isReadyToBroadcast()) return false;
2061 : :
2062 : : // Do this infrequently and randomly to avoid giving away
2063 : : // that these are our transactions.
2064 [ # # ]: 0 : if (NodeClock::now() < m_next_resend) return false;
2065 : :
2066 : 0 : return true;
2067 : 0 : }
2068 : :
2069 [ + - + - : 11568 : NodeClock::time_point CWallet::GetDefaultNextResend() { return FastRandomContext{}.rand_uniform_delay(NodeClock::now() + 12h, 24h); }
+ - + - +
- ]
2070 : :
2071 : : // Resubmit transactions from the wallet to the mempool, optionally asking the
2072 : : // mempool to relay them. On startup, we will do this for all unconfirmed
2073 : : // transactions but will not ask the mempool to relay them. We do this on startup
2074 : : // to ensure that our own mempool is aware of our transactions. There
2075 : : // is a privacy side effect here as not broadcasting on startup also means that we won't
2076 : : // inform the world of our wallet's state, particularly if the wallet (or node) is not
2077 : : // yet synced.
2078 : : //
2079 : : // Otherwise this function is called periodically in order to relay our unconfirmed txs.
2080 : : // We do this on a random timer to slightly obfuscate which transactions
2081 : : // come from our wallet.
2082 : : //
2083 : : // TODO: Ideally, we'd only resend transactions that we think should have been
2084 : : // mined in the most recent block. Any transaction that wasn't in the top
2085 : : // blockweight of transactions in the mempool shouldn't have been mined,
2086 : : // and so is probably just sitting in the mempool waiting to be confirmed.
2087 : : // Rebroadcasting does nothing to speed up confirmation and only damages
2088 : : // privacy.
2089 : : //
2090 : : // The `force` option results in all unconfirmed transactions being submitted to
2091 : : // the mempool. This does not necessarily result in those transactions being relayed,
2092 : : // that depends on the `relay` option. Periodic rebroadcast uses the pattern
2093 : : // relay=true force=false, while loading into the mempool
2094 : : // (on start, or after import) uses relay=false force=true.
2095 : 0 : void CWallet::ResubmitWalletTransactions(bool relay, bool force)
2096 : : {
2097 : : // Don't attempt to resubmit if the wallet is configured to not broadcast,
2098 : : // even if forcing.
2099 [ # # ]: 0 : if (!fBroadcastTransactions) return;
2100 : :
2101 : 0 : int submitted_tx_count = 0;
2102 : :
2103 : : { // cs_wallet scope
2104 : 0 : LOCK(cs_wallet);
2105 : :
2106 : : // First filter for the transactions we want to rebroadcast.
2107 : : // We use a set with WalletTxOrderComparator so that rebroadcasting occurs in insertion order
2108 : 0 : std::set<CWalletTx*, WalletTxOrderComparator> to_submit;
2109 [ # # ]: 0 : for (auto& [txid, wtx] : mapWallet) {
2110 : : // Only rebroadcast unconfirmed txs
2111 [ # # # # ]: 0 : if (!wtx.isUnconfirmed()) continue;
2112 : :
2113 : : // Attempt to rebroadcast all txes more than 5 minutes older than
2114 : : // the last block, or all txs if forcing.
2115 [ # # # # ]: 0 : if (!force && wtx.nTimeReceived > m_best_block_time - 5 * 60) continue;
2116 [ # # # # ]: 0 : to_submit.insert(&wtx);
2117 [ # # # ]: 0 : }
2118 : : // Now try submitting the transactions to the memory pool and (optionally) relay them.
2119 [ # # ]: 0 : for (auto wtx : to_submit) {
2120 : 0 : std::string unused_err_string;
2121 [ # # # # ]: 0 : if (SubmitTxMemoryPoolAndRelay(*wtx, unused_err_string, relay)) ++submitted_tx_count;
2122 : 0 : }
2123 : 0 : } // cs_wallet
2124 : :
2125 [ # # ]: 0 : if (submitted_tx_count > 0) {
2126 : 0 : WalletLogPrintf("%s: resubmit %u unconfirmed transactions\n", __func__, submitted_tx_count);
2127 : 0 : }
2128 : 0 : }
2129 : :
2130 : : /** @} */ // end of mapWallet
2131 : :
2132 : 0 : void MaybeResendWalletTxs(WalletContext& context)
2133 : : {
2134 [ # # ]: 0 : for (const std::shared_ptr<CWallet>& pwallet : GetWallets(context)) {
2135 [ # # # # ]: 0 : if (!pwallet->ShouldResend()) continue;
2136 [ # # ]: 0 : pwallet->ResubmitWalletTransactions(/*relay=*/true, /*force=*/false);
2137 [ # # ]: 0 : pwallet->SetNextResend();
2138 [ # # # ]: 0 : }
2139 : 0 : }
2140 : :
2141 : :
2142 : : /** @defgroup Actions
2143 : : *
2144 : : * @{
2145 : : */
2146 : :
2147 : 0 : bool CWallet::SignTransaction(CMutableTransaction& tx) const
2148 : : {
2149 : 0 : AssertLockHeld(cs_wallet);
2150 : :
2151 : : // Build coins map
2152 : 0 : std::map<COutPoint, Coin> coins;
2153 [ # # # # ]: 0 : for (auto& input : tx.vin) {
2154 [ # # # # ]: 0 : const auto mi = mapWallet.find(input.prevout.hash);
2155 [ # # # # ]: 0 : if(mi == mapWallet.end() || input.prevout.n >= mi->second.tx->vout.size()) {
2156 : 0 : return false;
2157 : : }
2158 : 0 : const CWalletTx& wtx = mi->second;
2159 [ # # # # : 0 : int prev_height = wtx.state<TxStateConfirmed>() ? wtx.state<TxStateConfirmed>()->confirmed_block_height : 0;
# # ]
2160 [ # # # # : 0 : coins[input.prevout] = Coin(wtx.tx->vout[input.prevout.n], prev_height, wtx.IsCoinBase());
# # ]
2161 [ # # # # ]: 0 : }
2162 : 0 : std::map<int, bilingual_str> input_errors;
2163 [ # # ]: 0 : return SignTransaction(tx, coins, SIGHASH_DEFAULT, input_errors);
2164 : 0 : }
2165 : :
2166 : 0 : bool CWallet::SignTransaction(CMutableTransaction& tx, const std::map<COutPoint, Coin>& coins, int sighash, std::map<int, bilingual_str>& input_errors) const
2167 : : {
2168 : : // Try to sign with all ScriptPubKeyMans
2169 [ # # # # : 0 : for (ScriptPubKeyMan* spk_man : GetAllScriptPubKeyMans()) {
# ]
2170 : : // spk_man->SignTransaction will return true if the transaction is complete,
2171 : : // so we can exit early and return true if that happens
2172 [ # # # # ]: 0 : if (spk_man->SignTransaction(tx, coins, sighash, input_errors)) {
2173 : 0 : return true;
2174 : : }
2175 [ # # ]: 0 : }
2176 : :
2177 : : // At this point, one input was not fully signed otherwise we would have exited already
2178 : 0 : return false;
2179 : 0 : }
2180 : :
2181 : 0 : std::optional<PSBTError> CWallet::FillPSBT(PartiallySignedTransaction& psbtx, bool& complete, int sighash_type, bool sign, bool bip32derivs, size_t * n_signed, bool finalize) const
2182 : : {
2183 [ # # ]: 0 : if (n_signed) {
2184 : 0 : *n_signed = 0;
2185 : 0 : }
2186 : 0 : LOCK(cs_wallet);
2187 : : // Get all of the previous transactions
2188 [ # # ]: 0 : for (unsigned int i = 0; i < psbtx.tx->vin.size(); ++i) {
2189 : 0 : const CTxIn& txin = psbtx.tx->vin[i];
2190 [ # # ]: 0 : PSBTInput& input = psbtx.inputs.at(i);
2191 : :
2192 [ # # # # ]: 0 : if (PSBTInputSigned(input)) {
2193 : 0 : continue;
2194 : : }
2195 : :
2196 : : // If we have no utxo, grab it from the wallet.
2197 [ # # ]: 0 : if (!input.non_witness_utxo) {
2198 [ # # ]: 0 : const uint256& txhash = txin.prevout.hash;
2199 [ # # ]: 0 : const auto it = mapWallet.find(txhash);
2200 [ # # ]: 0 : if (it != mapWallet.end()) {
2201 : 0 : const CWalletTx& wtx = it->second;
2202 : : // We only need the non_witness_utxo, which is a superset of the witness_utxo.
2203 : : // The signing code will switch to the smaller witness_utxo if this is ok.
2204 : 0 : input.non_witness_utxo = wtx.tx;
2205 : 0 : }
2206 : 0 : }
2207 [ # # # ]: 0 : }
2208 : :
2209 [ # # ]: 0 : const PrecomputedTransactionData txdata = PrecomputePSBTData(psbtx);
2210 : :
2211 : : // Fill in information from ScriptPubKeyMans
2212 [ # # # # : 0 : for (ScriptPubKeyMan* spk_man : GetAllScriptPubKeyMans()) {
# # ]
2213 : 0 : int n_signed_this_spkm = 0;
2214 [ # # ]: 0 : const auto error{spk_man->FillPSBT(psbtx, txdata, sighash_type, sign, bip32derivs, &n_signed_this_spkm, finalize)};
2215 [ # # ]: 0 : if (error) {
2216 : 0 : return error;
2217 : : }
2218 : :
2219 [ # # ]: 0 : if (n_signed) {
2220 : 0 : (*n_signed) += n_signed_this_spkm;
2221 : 0 : }
2222 [ # # # # ]: 0 : }
2223 : :
2224 [ # # ]: 0 : RemoveUnnecessaryTransactions(psbtx, sighash_type);
2225 : :
2226 : : // Complete if every input is now signed
2227 : 0 : complete = true;
2228 [ # # ]: 0 : for (const auto& input : psbtx.inputs) {
2229 [ # # ]: 0 : complete &= PSBTInputSigned(input);
2230 : 0 : }
2231 : :
2232 : 0 : return {};
2233 : 0 : }
2234 : :
2235 : 0 : SigningResult CWallet::SignMessage(const std::string& message, const PKHash& pkhash, std::string& str_sig) const
2236 : : {
2237 : 0 : SignatureData sigdata;
2238 [ # # ]: 0 : CScript script_pub_key = GetScriptForDestination(pkhash);
2239 [ # # # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
2240 [ # # # # ]: 0 : if (spk_man_pair.second->CanProvide(script_pub_key, sigdata)) {
2241 [ # # # # ]: 0 : LOCK(cs_wallet); // DescriptorScriptPubKeyMan calls IsLocked which can lock cs_wallet in a deadlocking order
2242 [ # # ]: 0 : return spk_man_pair.second->SignMessage(message, pkhash, str_sig);
2243 : 0 : }
2244 [ # # ]: 0 : }
2245 : 0 : return SigningResult::PRIVATE_KEY_NOT_AVAILABLE;
2246 : 0 : }
2247 : :
2248 : 107805 : OutputType CWallet::TransactionChangeType(const std::optional<OutputType>& change_type, const std::vector<CRecipient>& vecSend) const
2249 : : {
2250 : : // If -changetype is specified, always use that change type.
2251 [ + + ]: 107805 : if (change_type) {
2252 : 30607 : return *change_type;
2253 : : }
2254 : :
2255 : : // if m_default_address_type is legacy, use legacy address as change.
2256 [ + - ]: 77198 : if (m_default_address_type == OutputType::LEGACY) {
2257 : 0 : return OutputType::LEGACY;
2258 : : }
2259 : :
2260 : 77198 : bool any_tr{false};
2261 : 77198 : bool any_wpkh{false};
2262 : 77198 : bool any_sh{false};
2263 : 77198 : bool any_pkh{false};
2264 : :
2265 [ + + ]: 271944 : for (const auto& recipient : vecSend) {
2266 [ + + ]: 194746 : if (std::get_if<WitnessV1Taproot>(&recipient.dest)) {
2267 : 41780 : any_tr = true;
2268 [ + + ]: 194746 : } else if (std::get_if<WitnessV0KeyHash>(&recipient.dest)) {
2269 : 3000 : any_wpkh = true;
2270 [ + + ]: 152966 : } else if (std::get_if<ScriptHash>(&recipient.dest)) {
2271 : 51892 : any_sh = true;
2272 [ - + ]: 149966 : } else if (std::get_if<PKHash>(&recipient.dest)) {
2273 : 98074 : any_pkh = true;
2274 : 98074 : }
2275 : 194746 : }
2276 : :
2277 : 77198 : const bool has_bech32m_spkman(GetScriptPubKeyMan(OutputType::BECH32M, /*internal=*/true));
2278 [ + - + + ]: 77198 : if (has_bech32m_spkman && any_tr) {
2279 : : // Currently tr is the only type supported by the BECH32M spkman
2280 : 10514 : return OutputType::BECH32M;
2281 : : }
2282 : 66684 : const bool has_bech32_spkman(GetScriptPubKeyMan(OutputType::BECH32, /*internal=*/true));
2283 [ + - + + ]: 66684 : if (has_bech32_spkman && any_wpkh) {
2284 : : // Currently wpkh is the only type supported by the BECH32 spkman
2285 : 1495 : return OutputType::BECH32;
2286 : : }
2287 : 65189 : const bool has_p2sh_segwit_spkman(GetScriptPubKeyMan(OutputType::P2SH_SEGWIT, /*internal=*/true));
2288 [ + - + + ]: 65189 : if (has_p2sh_segwit_spkman && any_sh) {
2289 : : // Currently sh_wpkh is the only type supported by the P2SH_SEGWIT spkman
2290 : : // As of 2021 about 80% of all SH are wrapping WPKH, so use that
2291 : 4138 : return OutputType::P2SH_SEGWIT;
2292 : : }
2293 : 61051 : const bool has_legacy_spkman(GetScriptPubKeyMan(OutputType::LEGACY, /*internal=*/true));
2294 [ + - - + ]: 61051 : if (has_legacy_spkman && any_pkh) {
2295 : : // Currently pkh is the only type supported by the LEGACY spkman
2296 : 61051 : return OutputType::LEGACY;
2297 : : }
2298 : :
2299 [ # # ]: 0 : if (has_bech32m_spkman) {
2300 : 0 : return OutputType::BECH32M;
2301 : : }
2302 [ # # ]: 0 : if (has_bech32_spkman) {
2303 : 0 : return OutputType::BECH32;
2304 : : }
2305 : : // else use m_default_address_type for change
2306 : 0 : return m_default_address_type;
2307 : 107805 : }
2308 : :
2309 : 0 : void CWallet::CommitTransaction(CTransactionRef tx, mapValue_t mapValue, std::vector<std::pair<std::string, std::string>> orderForm)
2310 : : {
2311 : 0 : LOCK(cs_wallet);
2312 [ # # # # ]: 0 : WalletLogPrintf("CommitTransaction:\n%s", tx->ToString()); // NOLINT(bitcoin-unterminated-logprintf)
2313 : :
2314 : : // Add tx to wallet, because if it has change it's also ours,
2315 : : // otherwise just for transaction history.
2316 [ # # # # ]: 0 : CWalletTx* wtx = AddToWallet(tx, TxStateInactive{}, [&](CWalletTx& wtx, bool new_tx) {
2317 : 0 : CHECK_NONFATAL(wtx.mapValue.empty());
2318 : 0 : CHECK_NONFATAL(wtx.vOrderForm.empty());
2319 : 0 : wtx.mapValue = std::move(mapValue);
2320 : 0 : wtx.vOrderForm = std::move(orderForm);
2321 : 0 : wtx.fTimeReceivedIsTxTime = true;
2322 : 0 : wtx.fFromMe = true;
2323 : 0 : return true;
2324 : : });
2325 : :
2326 : : // wtx can only be null if the db write failed.
2327 [ # # ]: 0 : if (!wtx) {
2328 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": Wallet db error, transaction commit failed");
# # # # ]
2329 : : }
2330 : :
2331 : : // Notify that old coins are spent
2332 [ # # ]: 0 : for (const CTxIn& txin : tx->vin) {
2333 [ # # # # ]: 0 : CWalletTx &coin = mapWallet.at(txin.prevout.hash);
2334 [ # # ]: 0 : coin.MarkDirty();
2335 [ # # # # : 0 : NotifyTransactionChanged(coin.GetHash(), CT_UPDATED);
# # ]
2336 : 0 : }
2337 : :
2338 [ # # ]: 0 : if (!fBroadcastTransactions) {
2339 : : // Don't submit tx to the mempool
2340 : 0 : return;
2341 : : }
2342 : :
2343 : 0 : std::string err_string;
2344 [ # # # # ]: 0 : if (!SubmitTxMemoryPoolAndRelay(*wtx, err_string, true)) {
2345 [ # # # # ]: 0 : WalletLogPrintf("CommitTransaction(): Transaction cannot be broadcast immediately, %s\n", err_string);
2346 : : // TODO: if we expect the failure to be long term or permanent, instead delete wtx from the wallet and return failure.
2347 : 0 : }
2348 : 0 : }
2349 : :
2350 : 0 : DBErrors CWallet::LoadWallet()
2351 : : {
2352 : 0 : LOCK(cs_wallet);
2353 : :
2354 [ # # ]: 0 : Assert(m_spk_managers.empty());
2355 [ # # ]: 0 : Assert(m_wallet_flags == 0);
2356 [ # # # # : 0 : DBErrors nLoadWalletRet = WalletBatch(GetDatabase()).LoadWallet(this);
# # ]
2357 [ # # ]: 0 : if (nLoadWalletRet == DBErrors::NEED_REWRITE)
2358 : : {
2359 [ # # # # : 0 : if (GetDatabase().Rewrite("\x04pool"))
# # ]
2360 : : {
2361 [ # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
2362 [ # # ]: 0 : spk_man_pair.second->RewriteDB();
2363 : 0 : }
2364 : 0 : }
2365 : 0 : }
2366 : :
2367 [ # # ]: 0 : if (m_spk_managers.empty()) {
2368 [ # # ]: 0 : assert(m_external_spk_managers.empty());
2369 [ # # ]: 0 : assert(m_internal_spk_managers.empty());
2370 : 0 : }
2371 : :
2372 : 0 : return nLoadWalletRet;
2373 : 0 : }
2374 : :
2375 : 0 : util::Result<void> CWallet::RemoveTxs(std::vector<uint256>& txs_to_remove)
2376 : : {
2377 : 0 : AssertLockHeld(cs_wallet);
2378 : 0 : WalletBatch batch(GetDatabase());
2379 [ # # # # : 0 : if (!batch.TxnBegin()) return util::Error{_("Error starting db txn for wallet transactions removal")};
# # # # ]
2380 : :
2381 : : // Check for transaction existence and remove entries from disk
2382 : : using TxIterator = std::unordered_map<uint256, CWalletTx, SaltedTxidHasher>::const_iterator;
2383 : 0 : std::vector<TxIterator> erased_txs;
2384 : 0 : bilingual_str str_err;
2385 [ # # ]: 0 : for (const uint256& hash : txs_to_remove) {
2386 [ # # ]: 0 : auto it_wtx = mapWallet.find(hash);
2387 [ # # ]: 0 : if (it_wtx == mapWallet.end()) {
2388 [ # # # # : 0 : str_err = strprintf(_("Transaction %s does not belong to this wallet"), hash.GetHex());
# # ]
2389 : 0 : break;
2390 : : }
2391 [ # # # # ]: 0 : if (!batch.EraseTx(hash)) {
2392 [ # # # # : 0 : str_err = strprintf(_("Failure removing transaction: %s"), hash.GetHex());
# # ]
2393 : 0 : break;
2394 : : }
2395 [ # # ]: 0 : erased_txs.emplace_back(it_wtx);
2396 [ # # # # ]: 0 : }
2397 : :
2398 : : // Roll back removals in case of an error
2399 [ # # # # ]: 0 : if (!str_err.empty()) {
2400 [ # # ]: 0 : batch.TxnAbort();
2401 [ # # # # ]: 0 : return util::Error{str_err};
2402 : : }
2403 : :
2404 : : // Dump changes to disk
2405 [ # # # # : 0 : if (!batch.TxnCommit()) return util::Error{_("Error committing db txn for wallet transactions removal")};
# # # # ]
2406 : :
2407 : : // Update the in-memory state and notify upper layers about the removals
2408 [ # # ]: 0 : for (const auto& it : erased_txs) {
2409 : 0 : const uint256 hash{it->first};
2410 [ # # ]: 0 : wtxOrdered.erase(it->second.m_it_wtxOrdered);
2411 [ # # ]: 0 : for (const auto& txin : it->second.tx->vin)
2412 [ # # ]: 0 : mapTxSpends.erase(txin.prevout);
2413 [ # # ]: 0 : mapWallet.erase(it);
2414 [ # # ]: 0 : NotifyTransactionChanged(hash, CT_DELETED);
2415 : 0 : }
2416 : :
2417 [ # # ]: 0 : MarkDirty();
2418 : :
2419 [ # # ]: 0 : return {}; // all good
2420 : 0 : }
2421 : :
2422 : 345194 : bool CWallet::SetAddressBookWithDB(WalletBatch& batch, const CTxDestination& address, const std::string& strName, const std::optional<AddressPurpose>& new_purpose)
2423 : : {
2424 : 345194 : bool fUpdated = false;
2425 : 345194 : bool is_mine;
2426 : 345194 : std::optional<AddressPurpose> purpose;
2427 : : {
2428 : 345194 : LOCK(cs_wallet);
2429 [ + - ]: 345194 : std::map<CTxDestination, CAddressBookData>::iterator mi = m_address_book.find(address);
2430 [ + + + - ]: 345194 : fUpdated = mi != m_address_book.end() && !mi->second.IsChange();
2431 : :
2432 [ + + + - ]: 345194 : CAddressBookData& record = mi != m_address_book.end() ? mi->second : m_address_book[address];
2433 [ + - + - ]: 345194 : record.SetLabel(strName);
2434 [ + - ]: 345194 : is_mine = IsMine(address) != ISMINE_NO;
2435 [ - + ]: 345194 : if (new_purpose) { /* update purpose only if requested */
2436 : 345194 : record.purpose = new_purpose;
2437 : 345194 : }
2438 : 345194 : purpose = record.purpose;
2439 : 345194 : }
2440 : :
2441 : 345194 : const std::string& encoded_dest = EncodeDestination(address);
2442 [ - + + - : 345194 : if (new_purpose && !batch.WritePurpose(encoded_dest, PurposeToString(*new_purpose))) {
+ - - + -
+ + - # #
# # ]
2443 [ # # ]: 0 : WalletLogPrintf("Error: fail to write address book 'purpose' entry\n");
2444 : 0 : return false;
2445 : : }
2446 [ + - - + ]: 345194 : if (!batch.WriteName(encoded_dest, strName)) {
2447 [ # # ]: 0 : WalletLogPrintf("Error: fail to write address book 'name' entry\n");
2448 : 0 : return false;
2449 : : }
2450 : :
2451 : : // In very old wallets, address purpose may not be recorded so we derive it from IsMine
2452 [ + - ]: 345194 : NotifyAddressBookChanged(address, strName, is_mine,
2453 [ + - ]: 345194 : purpose.value_or(is_mine ? AddressPurpose::RECEIVE : AddressPurpose::SEND),
2454 : 345194 : (fUpdated ? CT_UPDATED : CT_NEW));
2455 : 345194 : return true;
2456 : 345194 : }
2457 : :
2458 : 345194 : bool CWallet::SetAddressBook(const CTxDestination& address, const std::string& strName, const std::optional<AddressPurpose>& purpose)
2459 : : {
2460 : 345194 : WalletBatch batch(GetDatabase());
2461 [ + - ]: 345194 : return SetAddressBookWithDB(batch, address, strName, purpose);
2462 : 345194 : }
2463 : :
2464 : 0 : bool CWallet::DelAddressBook(const CTxDestination& address)
2465 : : {
2466 [ # # ]: 0 : return RunWithinTxn(GetDatabase(), /*process_desc=*/"address book entry removal", [&](WalletBatch& batch){
2467 : 0 : return DelAddressBookWithDB(batch, address);
2468 : : });
2469 : 0 : }
2470 : :
2471 : 0 : bool CWallet::DelAddressBookWithDB(WalletBatch& batch, const CTxDestination& address)
2472 : : {
2473 : 0 : const std::string& dest = EncodeDestination(address);
2474 : : {
2475 [ # # # # ]: 0 : LOCK(cs_wallet);
2476 : : // If we want to delete receiving addresses, we should avoid calling EraseAddressData because it will delete the previously_spent value. Could instead just erase the label so it becomes a change address, and keep the data.
2477 : : // NOTE: This isn't a problem for sending addresses because they don't have any data that needs to be kept.
2478 : : // When adding new address data, it should be considered here whether to retain or delete it.
2479 [ # # # # ]: 0 : if (IsMine(address)) {
2480 [ # # ]: 0 : WalletLogPrintf("%s called with IsMine address, NOT SUPPORTED. Please report this bug! %s\n", __func__, PACKAGE_BUGREPORT);
2481 : 0 : return false;
2482 : : }
2483 : : // Delete data rows associated with this address
2484 [ # # # # ]: 0 : if (!batch.EraseAddressData(address)) {
2485 [ # # ]: 0 : WalletLogPrintf("Error: cannot erase address book entry data\n");
2486 : 0 : return false;
2487 : : }
2488 : :
2489 : : // Delete purpose entry
2490 [ # # # # ]: 0 : if (!batch.ErasePurpose(dest)) {
2491 [ # # ]: 0 : WalletLogPrintf("Error: cannot erase address book entry purpose\n");
2492 : 0 : return false;
2493 : : }
2494 : :
2495 : : // Delete name entry
2496 [ # # # # ]: 0 : if (!batch.EraseName(dest)) {
2497 [ # # ]: 0 : WalletLogPrintf("Error: cannot erase address book entry name\n");
2498 : 0 : return false;
2499 : : }
2500 : :
2501 : : // finally, remove it from the map
2502 [ # # ]: 0 : m_address_book.erase(address);
2503 [ # # ]: 0 : }
2504 : :
2505 : : // All good, signal changes
2506 [ # # # # ]: 0 : NotifyAddressBookChanged(address, "", /*is_mine=*/false, AddressPurpose::SEND, CT_DELETED);
2507 : 0 : return true;
2508 : 0 : }
2509 : :
2510 : 0 : size_t CWallet::KeypoolCountExternalKeys() const
2511 : : {
2512 : 0 : AssertLockHeld(cs_wallet);
2513 : :
2514 : 0 : auto legacy_spk_man = GetLegacyScriptPubKeyMan();
2515 [ # # ]: 0 : if (legacy_spk_man) {
2516 : 0 : return legacy_spk_man->KeypoolCountExternalKeys();
2517 : : }
2518 : :
2519 : 0 : unsigned int count = 0;
2520 [ # # ]: 0 : for (auto spk_man : m_external_spk_managers) {
2521 : 0 : count += spk_man.second->GetKeyPoolSize();
2522 : 0 : }
2523 : :
2524 : 0 : return count;
2525 : 0 : }
2526 : :
2527 : 0 : unsigned int CWallet::GetKeyPoolSize() const
2528 : : {
2529 : 0 : AssertLockHeld(cs_wallet);
2530 : :
2531 : 0 : unsigned int count = 0;
2532 [ # # ]: 0 : for (auto spk_man : GetActiveScriptPubKeyMans()) {
2533 [ # # ]: 0 : count += spk_man->GetKeyPoolSize();
2534 : 0 : }
2535 : 0 : return count;
2536 : 0 : }
2537 : :
2538 : 0 : bool CWallet::TopUpKeyPool(unsigned int kpSize)
2539 : : {
2540 : 0 : LOCK(cs_wallet);
2541 : 0 : bool res = true;
2542 [ # # # # ]: 0 : for (auto spk_man : GetActiveScriptPubKeyMans()) {
2543 [ # # ]: 0 : res &= spk_man->TopUp(kpSize);
2544 : 0 : }
2545 : 0 : return res;
2546 : 0 : }
2547 : :
2548 : 343982 : util::Result<CTxDestination> CWallet::GetNewDestination(const OutputType type, const std::string label)
2549 : : {
2550 : 343982 : LOCK(cs_wallet);
2551 [ + - ]: 343982 : auto spk_man = GetScriptPubKeyMan(type, /*internal=*/false);
2552 [ + - ]: 343982 : if (!spk_man) {
2553 [ # # # # : 0 : return util::Error{strprintf(_("Error: No %s addresses available."), FormatOutputType(type))};
# # # # ]
2554 : : }
2555 : :
2556 [ + - ]: 343982 : auto op_dest = spk_man->GetNewDestination(type);
2557 [ - + ]: 343982 : if (op_dest) {
2558 [ + - + - ]: 343982 : SetAddressBook(*op_dest, label, AddressPurpose::RECEIVE);
2559 : 343982 : }
2560 : :
2561 : 343982 : return op_dest;
2562 [ + - ]: 687964 : }
2563 : :
2564 : 184745 : util::Result<CTxDestination> CWallet::GetNewChangeDestination(const OutputType type)
2565 : : {
2566 : 184745 : LOCK(cs_wallet);
2567 : :
2568 [ + - ]: 184745 : ReserveDestination reservedest(this, type);
2569 [ + - ]: 184745 : auto op_dest = reservedest.GetReservedDestination(true);
2570 [ - + + - ]: 184745 : if (op_dest) reservedest.KeepDestination();
2571 : :
2572 : 184745 : return op_dest;
2573 [ + - ]: 184745 : }
2574 : :
2575 : 0 : std::optional<int64_t> CWallet::GetOldestKeyPoolTime() const
2576 : : {
2577 : 0 : LOCK(cs_wallet);
2578 [ # # ]: 0 : if (m_spk_managers.empty()) {
2579 : 0 : return std::nullopt;
2580 : : }
2581 : :
2582 : 0 : std::optional<int64_t> oldest_key{std::numeric_limits<int64_t>::max()};
2583 [ # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
2584 [ # # # # ]: 0 : oldest_key = std::min(oldest_key, spk_man_pair.second->GetOldestKeyPoolTime());
2585 : 0 : }
2586 : 0 : return oldest_key;
2587 : 0 : }
2588 : :
2589 : 0 : void CWallet::MarkDestinationsDirty(const std::set<CTxDestination>& destinations) {
2590 [ # # ]: 0 : for (auto& entry : mapWallet) {
2591 : 0 : CWalletTx& wtx = entry.second;
2592 [ # # ]: 0 : if (wtx.m_is_cache_empty) continue;
2593 [ # # ]: 0 : for (unsigned int i = 0; i < wtx.tx->vout.size(); i++) {
2594 : 0 : CTxDestination dst;
2595 [ # # # # : 0 : if (ExtractDestination(wtx.tx->vout[i].scriptPubKey, dst) && destinations.count(dst)) {
# # # # ]
2596 [ # # ]: 0 : wtx.MarkDirty();
2597 : 0 : break;
2598 : : }
2599 [ # # ]: 0 : }
2600 [ # # # # : 0 : }
# ]
2601 : 0 : }
2602 : :
2603 : 0 : void CWallet::ForEachAddrBookEntry(const ListAddrBookFunc& func) const
2604 : : {
2605 : 0 : AssertLockHeld(cs_wallet);
2606 [ # # ]: 0 : for (const std::pair<const CTxDestination, CAddressBookData>& item : m_address_book) {
2607 : 0 : const auto& entry = item.second;
2608 [ # # # # ]: 0 : func(item.first, entry.GetLabel(), entry.IsChange(), entry.purpose);
2609 : 0 : }
2610 : 0 : }
2611 : :
2612 : 0 : std::vector<CTxDestination> CWallet::ListAddrBookAddresses(const std::optional<AddrBookFilter>& _filter) const
2613 : : {
2614 : 0 : AssertLockHeld(cs_wallet);
2615 : 0 : std::vector<CTxDestination> result;
2616 [ # # # # ]: 0 : AddrBookFilter filter = _filter ? *_filter : AddrBookFilter();
2617 [ # # ]: 0 : ForEachAddrBookEntry([&result, &filter](const CTxDestination& dest, const std::string& label, bool is_change, const std::optional<AddressPurpose>& purpose) {
2618 : : // Filter by change
2619 [ # # # # ]: 0 : if (filter.ignore_change && is_change) return;
2620 : : // Filter by label
2621 [ # # # # ]: 0 : if (filter.m_op_label && *filter.m_op_label != label) return;
2622 : : // All good
2623 : 0 : result.emplace_back(dest);
2624 : 0 : });
2625 : 0 : return result;
2626 [ # # ]: 0 : }
2627 : :
2628 : 0 : std::set<std::string> CWallet::ListAddrBookLabels(const std::optional<AddressPurpose> purpose) const
2629 : : {
2630 : 0 : AssertLockHeld(cs_wallet);
2631 : 0 : std::set<std::string> label_set;
2632 [ # # ]: 0 : ForEachAddrBookEntry([&](const CTxDestination& _dest, const std::string& _label,
2633 : : bool _is_change, const std::optional<AddressPurpose>& _purpose) {
2634 [ # # ]: 0 : if (_is_change) return;
2635 [ # # # # ]: 0 : if (!purpose || purpose == _purpose) {
2636 : 0 : label_set.insert(_label);
2637 : 0 : }
2638 : 0 : });
2639 : 0 : return label_set;
2640 [ # # ]: 0 : }
2641 : :
2642 : 203863 : util::Result<CTxDestination> ReserveDestination::GetReservedDestination(bool internal)
2643 : : {
2644 : 203863 : m_spk_man = pwallet->GetScriptPubKeyMan(type, internal);
2645 [ + - ]: 203863 : if (!m_spk_man) {
2646 [ # # # # : 0 : return util::Error{strprintf(_("Error: No %s addresses available."), FormatOutputType(type))};
# # ]
2647 : : }
2648 : :
2649 [ - + ]: 203863 : if (nIndex == -1) {
2650 : 203863 : CKeyPool keypool;
2651 : 203863 : int64_t index;
2652 : 203863 : auto op_address = m_spk_man->GetReservedDestination(type, internal, index, keypool);
2653 [ + - ]: 203863 : if (!op_address) return op_address;
2654 : 203863 : nIndex = index;
2655 [ + - + - ]: 203863 : address = *op_address;
2656 : 203863 : fInternal = keypool.fInternal;
2657 [ - + - - : 203863 : }
+ ]
2658 [ + - ]: 203863 : return address;
2659 : 203863 : }
2660 : :
2661 : 220740 : void ReserveDestination::KeepDestination()
2662 : : {
2663 [ + + ]: 220740 : if (nIndex != -1) {
2664 : 189136 : m_spk_man->KeepDestination(nIndex, type);
2665 : 189136 : }
2666 : 220740 : nIndex = -1;
2667 : 220740 : address = CNoDestination();
2668 : 220740 : }
2669 : :
2670 : 292550 : void ReserveDestination::ReturnDestination()
2671 : : {
2672 [ + + ]: 292550 : if (nIndex != -1) {
2673 : 14727 : m_spk_man->ReturnDestination(nIndex, fInternal, address);
2674 : 14727 : }
2675 : 292550 : nIndex = -1;
2676 : 292550 : address = CNoDestination();
2677 : 292550 : }
2678 : :
2679 : 0 : util::Result<void> CWallet::DisplayAddress(const CTxDestination& dest)
2680 : : {
2681 : 0 : CScript scriptPubKey = GetScriptForDestination(dest);
2682 [ # # # # : 0 : for (const auto& spk_man : GetScriptPubKeyMans(scriptPubKey)) {
# # ]
2683 [ # # ]: 0 : auto signer_spk_man = dynamic_cast<ExternalSignerScriptPubKeyMan *>(spk_man);
2684 [ # # ]: 0 : if (signer_spk_man == nullptr) {
2685 : 0 : continue;
2686 : : }
2687 [ # # ]: 0 : ExternalSigner signer = ExternalSignerScriptPubKeyMan::GetExternalSigner();
2688 [ # # ]: 0 : return signer_spk_man->DisplayAddress(dest, signer);
2689 [ # # ]: 0 : }
2690 [ # # # # ]: 0 : return util::Error{_("There is no ScriptPubKeyManager for this address")};
2691 : 0 : }
2692 : :
2693 : 0 : bool CWallet::LockCoin(const COutPoint& output, WalletBatch* batch)
2694 : : {
2695 : 0 : AssertLockHeld(cs_wallet);
2696 : 0 : setLockedCoins.insert(output);
2697 [ # # ]: 0 : if (batch) {
2698 : 0 : return batch->WriteLockedUTXO(output);
2699 : : }
2700 : 0 : return true;
2701 : 0 : }
2702 : :
2703 : 574983 : bool CWallet::UnlockCoin(const COutPoint& output, WalletBatch* batch)
2704 : : {
2705 : 574983 : AssertLockHeld(cs_wallet);
2706 : 574983 : bool was_locked = setLockedCoins.erase(output);
2707 [ + - + - ]: 574983 : if (batch && was_locked) {
2708 : 0 : return batch->EraseLockedUTXO(output);
2709 : : }
2710 : 574983 : return true;
2711 : 574983 : }
2712 : :
2713 : 0 : bool CWallet::UnlockAllCoins()
2714 : : {
2715 : 0 : AssertLockHeld(cs_wallet);
2716 : 0 : bool success = true;
2717 : 0 : WalletBatch batch(GetDatabase());
2718 [ # # ]: 0 : for (auto it = setLockedCoins.begin(); it != setLockedCoins.end(); ++it) {
2719 [ # # ]: 0 : success &= batch.EraseLockedUTXO(*it);
2720 : 0 : }
2721 : 0 : setLockedCoins.clear();
2722 : 0 : return success;
2723 : 0 : }
2724 : :
2725 : 23812902 : bool CWallet::IsLockedCoin(const COutPoint& output) const
2726 : : {
2727 : 23812902 : AssertLockHeld(cs_wallet);
2728 : 23812902 : return setLockedCoins.count(output) > 0;
2729 : : }
2730 : :
2731 : 0 : void CWallet::ListLockedCoins(std::vector<COutPoint>& vOutpts) const
2732 : : {
2733 : 0 : AssertLockHeld(cs_wallet);
2734 [ # # ]: 0 : for (std::set<COutPoint>::iterator it = setLockedCoins.begin();
2735 : 0 : it != setLockedCoins.end(); it++) {
2736 : 0 : COutPoint outpt = (*it);
2737 : 0 : vOutpts.push_back(outpt);
2738 : 0 : }
2739 : 0 : }
2740 : :
2741 : : /** @} */ // end of Actions
2742 : :
2743 : 0 : void CWallet::GetKeyBirthTimes(std::map<CKeyID, int64_t>& mapKeyBirth) const {
2744 : 0 : AssertLockHeld(cs_wallet);
2745 : 0 : mapKeyBirth.clear();
2746 : :
2747 : : // map in which we'll infer heights of other keys
2748 : 0 : std::map<CKeyID, const TxStateConfirmed*> mapKeyFirstBlock;
2749 [ # # # # ]: 0 : TxStateConfirmed max_confirm{uint256{}, /*height=*/-1, /*index=*/-1};
2750 [ # # # # : 0 : max_confirm.confirmed_block_height = GetLastBlockHeight() > 144 ? GetLastBlockHeight() - 144 : 0; // the tip can be reorganized; use a 144-block safety margin
# # ]
2751 [ # # # # : 0 : CHECK_NONFATAL(chain().findAncestorByHeight(GetLastBlockHash(), max_confirm.confirmed_block_height, FoundBlock().hash(max_confirm.confirmed_block_hash)));
# # # # #
# ]
2752 : :
2753 : : {
2754 [ # # ]: 0 : LegacyScriptPubKeyMan* spk_man = GetLegacyScriptPubKeyMan();
2755 [ # # ]: 0 : assert(spk_man != nullptr);
2756 [ # # # # ]: 0 : LOCK(spk_man->cs_KeyStore);
2757 : :
2758 : : // get birth times for keys with metadata
2759 [ # # ]: 0 : for (const auto& entry : spk_man->mapKeyMetadata) {
2760 [ # # ]: 0 : if (entry.second.nCreateTime) {
2761 [ # # ]: 0 : mapKeyBirth[entry.first] = entry.second.nCreateTime;
2762 : 0 : }
2763 : 0 : }
2764 : :
2765 : : // Prepare to infer birth heights for keys without metadata
2766 [ # # # # ]: 0 : for (const CKeyID &keyid : spk_man->GetKeys()) {
2767 [ # # # # ]: 0 : if (mapKeyBirth.count(keyid) == 0)
2768 [ # # ]: 0 : mapKeyFirstBlock[keyid] = &max_confirm;
2769 : 0 : }
2770 : :
2771 : : // if there are no such keys, we're done
2772 [ # # ]: 0 : if (mapKeyFirstBlock.empty())
2773 : 0 : return;
2774 : :
2775 : : // find first block that affects those keys, if there are any left
2776 [ # # ]: 0 : for (const auto& entry : mapWallet) {
2777 : : // iterate over all wallet transactions...
2778 : 0 : const CWalletTx &wtx = entry.second;
2779 [ # # # # ]: 0 : if (auto* conf = wtx.state<TxStateConfirmed>()) {
2780 : : // ... which are already in a block
2781 [ # # ]: 0 : for (const CTxOut &txout : wtx.tx->vout) {
2782 : : // iterate over all their outputs
2783 [ # # # # ]: 0 : for (const auto &keyid : GetAffectedKeys(txout.scriptPubKey, *spk_man)) {
2784 : : // ... and all their affected keys
2785 [ # # ]: 0 : auto rit = mapKeyFirstBlock.find(keyid);
2786 [ # # # # ]: 0 : if (rit != mapKeyFirstBlock.end() && conf->confirmed_block_height < rit->second->confirmed_block_height) {
2787 : 0 : rit->second = conf;
2788 : 0 : }
2789 : 0 : }
2790 : 0 : }
2791 : 0 : }
2792 : 0 : }
2793 [ # # ]: 0 : }
2794 : :
2795 : : // Extract block timestamps for those keys
2796 [ # # ]: 0 : for (const auto& entry : mapKeyFirstBlock) {
2797 : 0 : int64_t block_time;
2798 [ # # # # : 0 : CHECK_NONFATAL(chain().findBlock(entry.second->confirmed_block_hash, FoundBlock().time(block_time)));
# # # # ]
2799 [ # # ]: 0 : mapKeyBirth[entry.first] = block_time - TIMESTAMP_WINDOW; // block times can be 2h off
2800 : 0 : }
2801 [ # # ]: 0 : }
2802 : :
2803 : : /**
2804 : : * Compute smart timestamp for a transaction being added to the wallet.
2805 : : *
2806 : : * Logic:
2807 : : * - If sending a transaction, assign its timestamp to the current time.
2808 : : * - If receiving a transaction outside a block, assign its timestamp to the
2809 : : * current time.
2810 : : * - If receiving a transaction during a rescanning process, assign all its
2811 : : * (not already known) transactions' timestamps to the block time.
2812 : : * - If receiving a block with a future timestamp, assign all its (not already
2813 : : * known) transactions' timestamps to the current time.
2814 : : * - If receiving a block with a past timestamp, before the most recent known
2815 : : * transaction (that we care about), assign all its (not already known)
2816 : : * transactions' timestamps to the same timestamp as that most-recent-known
2817 : : * transaction.
2818 : : * - If receiving a block with a past timestamp, but after the most recent known
2819 : : * transaction, assign all its (not already known) transactions' timestamps to
2820 : : * the block time.
2821 : : *
2822 : : * For more information see CWalletTx::nTimeSmart,
2823 : : * https://bitcointalk.org/?topic=54527, or
2824 : : * https://github.com/bitcoin/bitcoin/pull/1393.
2825 : : */
2826 : 145160 : unsigned int CWallet::ComputeTimeSmart(const CWalletTx& wtx, bool rescanning_old_block) const
2827 : : {
2828 : 145160 : std::optional<uint256> block_hash;
2829 [ + - ]: 290320 : if (auto* conf = wtx.state<TxStateConfirmed>()) {
2830 : 145160 : block_hash = conf->confirmed_block_hash;
2831 [ # # ]: 145160 : } else if (auto* conf = wtx.state<TxStateBlockConflicted>()) {
2832 : 0 : block_hash = conf->conflicting_block_hash;
2833 : 0 : }
2834 : :
2835 : 145160 : unsigned int nTimeSmart = wtx.nTimeReceived;
2836 [ - + ]: 145160 : if (block_hash) {
2837 : 145160 : int64_t blocktime;
2838 : 145160 : int64_t block_max_time;
2839 [ - + ]: 145160 : if (chain().findBlock(*block_hash, FoundBlock().time(blocktime).maxTime(block_max_time))) {
2840 [ # # ]: 0 : if (rescanning_old_block) {
2841 : 0 : nTimeSmart = block_max_time;
2842 : 0 : } else {
2843 : 0 : int64_t latestNow = wtx.nTimeReceived;
2844 : 0 : int64_t latestEntry = 0;
2845 : :
2846 : : // Tolerate times up to the last timestamp in the wallet not more than 5 minutes into the future
2847 : 0 : int64_t latestTolerated = latestNow + 300;
2848 : 0 : const TxItems& txOrdered = wtxOrdered;
2849 [ # # ]: 0 : for (auto it = txOrdered.rbegin(); it != txOrdered.rend(); ++it) {
2850 : 0 : CWalletTx* const pwtx = it->second;
2851 [ # # ]: 0 : if (pwtx == &wtx) {
2852 : 0 : continue;
2853 : : }
2854 : 0 : int64_t nSmartTime;
2855 : 0 : nSmartTime = pwtx->nTimeSmart;
2856 [ # # ]: 0 : if (!nSmartTime) {
2857 : 0 : nSmartTime = pwtx->nTimeReceived;
2858 : 0 : }
2859 [ # # ]: 0 : if (nSmartTime <= latestTolerated) {
2860 : 0 : latestEntry = nSmartTime;
2861 [ # # ]: 0 : if (nSmartTime > latestNow) {
2862 : 0 : latestNow = nSmartTime;
2863 : 0 : }
2864 : 0 : break;
2865 : : }
2866 [ # # # ]: 0 : }
2867 : :
2868 : 0 : nTimeSmart = std::max(latestEntry, std::min(blocktime, latestNow));
2869 : 0 : }
2870 : 0 : } else {
2871 [ + - + - ]: 145160 : WalletLogPrintf("%s: found %s in block %s not in index\n", __func__, wtx.GetHash().ToString(), block_hash->ToString());
2872 : : }
2873 : 145160 : }
2874 : 290320 : return nTimeSmart;
2875 : 145160 : }
2876 : :
2877 : 0 : bool CWallet::SetAddressPreviouslySpent(WalletBatch& batch, const CTxDestination& dest, bool used)
2878 : : {
2879 [ # # ]: 0 : if (std::get_if<CNoDestination>(&dest))
2880 : 0 : return false;
2881 : :
2882 [ # # ]: 0 : if (!used) {
2883 [ # # ]: 0 : if (auto* data{common::FindKey(m_address_book, dest)}) data->previously_spent = false;
2884 : 0 : return batch.WriteAddressPreviouslySpent(dest, false);
2885 : : }
2886 : :
2887 : 0 : LoadAddressPreviouslySpent(dest);
2888 : 0 : return batch.WriteAddressPreviouslySpent(dest, true);
2889 : 0 : }
2890 : :
2891 : 0 : void CWallet::LoadAddressPreviouslySpent(const CTxDestination& dest)
2892 : : {
2893 : 0 : m_address_book[dest].previously_spent = true;
2894 : 0 : }
2895 : :
2896 : 0 : void CWallet::LoadAddressReceiveRequest(const CTxDestination& dest, const std::string& id, const std::string& request)
2897 : : {
2898 : 0 : m_address_book[dest].receive_requests[id] = request;
2899 : 0 : }
2900 : :
2901 : 0 : bool CWallet::IsAddressPreviouslySpent(const CTxDestination& dest) const
2902 : : {
2903 [ # # # # : 0 : if (auto* data{common::FindKey(m_address_book, dest)}) return data->previously_spent;
# ]
2904 : 0 : return false;
2905 : 0 : }
2906 : :
2907 : 0 : std::vector<std::string> CWallet::GetAddressReceiveRequests() const
2908 : : {
2909 : 0 : std::vector<std::string> values;
2910 [ # # ]: 0 : for (const auto& [dest, entry] : m_address_book) {
2911 [ # # ]: 0 : for (const auto& [id, request] : entry.receive_requests) {
2912 [ # # ]: 0 : values.emplace_back(request);
2913 : 0 : }
2914 : 0 : }
2915 : 0 : return values;
2916 [ # # ]: 0 : }
2917 : :
2918 : 0 : bool CWallet::SetAddressReceiveRequest(WalletBatch& batch, const CTxDestination& dest, const std::string& id, const std::string& value)
2919 : : {
2920 [ # # ]: 0 : if (!batch.WriteAddressReceiveRequest(dest, id, value)) return false;
2921 : 0 : m_address_book[dest].receive_requests[id] = value;
2922 : 0 : return true;
2923 : 0 : }
2924 : :
2925 : 0 : bool CWallet::EraseAddressReceiveRequest(WalletBatch& batch, const CTxDestination& dest, const std::string& id)
2926 : : {
2927 [ # # ]: 0 : if (!batch.EraseAddressReceiveRequest(dest, id)) return false;
2928 : 0 : m_address_book[dest].receive_requests.erase(id);
2929 : 0 : return true;
2930 : 0 : }
2931 : :
2932 : 0 : std::unique_ptr<WalletDatabase> MakeWalletDatabase(const std::string& name, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error_string)
2933 : : {
2934 : : // Do some checking on wallet path. It should be either a:
2935 : : //
2936 : : // 1. Path where a directory can be created.
2937 : : // 2. Path to an existing directory.
2938 : : // 3. Path to a symlink to a directory.
2939 : : // 4. For backwards compatibility, the name of a data file in -walletdir.
2940 [ # # # # ]: 0 : const fs::path wallet_path = fsbridge::AbsPathJoin(GetWalletDir(), fs::PathFromString(name));
2941 [ # # ]: 0 : fs::file_type path_type = fs::symlink_status(wallet_path).type();
2942 [ # # # # : 0 : if (!(path_type == fs::file_type::not_found || path_type == fs::file_type::directory ||
# # # # #
# # # # #
# # # # #
# # # # #
# # # # ]
2943 [ # # # # : 0 : (path_type == fs::file_type::symlink && fs::is_directory(wallet_path)) ||
# # ]
2944 [ # # # # : 0 : (path_type == fs::file_type::regular && fs::PathFromString(name).filename() == fs::PathFromString(name)))) {
# # # # ]
2945 [ # # # # ]: 0 : error_string = Untranslated(strprintf(
2946 : : "Invalid -wallet path '%s'. -wallet path should point to a directory where wallet.dat and "
2947 : : "database/log.?????????? files can be stored, a location where such a directory could be created, "
2948 : : "or (for backwards compatibility) the name of an existing data file in -walletdir (%s)",
2949 [ # # # # : 0 : name, fs::quoted(fs::PathToString(GetWalletDir()))));
# # ]
2950 : 0 : status = DatabaseStatus::FAILED_BAD_PATH;
2951 : 0 : return nullptr;
2952 : : }
2953 [ # # ]: 0 : return MakeDatabase(wallet_path, options, status, error_string);
2954 : 0 : }
2955 : :
2956 : 0 : std::shared_ptr<CWallet> CWallet::Create(WalletContext& context, const std::string& name, std::unique_ptr<WalletDatabase> database, uint64_t wallet_creation_flags, bilingual_str& error, std::vector<bilingual_str>& warnings)
2957 : : {
2958 : 0 : interfaces::Chain* chain = context.chain;
2959 : 0 : ArgsManager& args = *Assert(context.args);
2960 : 0 : const std::string& walletFile = database->Filename();
2961 : :
2962 : 0 : const auto start{SteadyClock::now()};
2963 : : // TODO: Can't use std::make_shared because we need a custom deleter but
2964 : : // should be possible to use std::allocate_shared.
2965 [ # # # # : 0 : std::shared_ptr<CWallet> walletInstance(new CWallet(chain, name, std::move(database)), ReleaseWallet);
# # # # ]
2966 [ # # # # : 0 : walletInstance->m_keypool_size = std::max(args.GetIntArg("-keypool", DEFAULT_KEYPOOL_SIZE), int64_t{1});
# # ]
2967 [ # # # # : 0 : walletInstance->m_notify_tx_changed_script = args.GetArg("-walletnotify", "");
# # ]
2968 : :
2969 : : // Load wallet
2970 : 0 : bool rescan_required = false;
2971 [ # # ]: 0 : DBErrors nLoadWalletRet = walletInstance->LoadWallet();
2972 [ # # ]: 0 : if (nLoadWalletRet != DBErrors::LOAD_OK) {
2973 [ # # ]: 0 : if (nLoadWalletRet == DBErrors::CORRUPT) {
2974 [ # # # # ]: 0 : error = strprintf(_("Error loading %s: Wallet corrupted"), walletFile);
2975 : 0 : return nullptr;
2976 : : }
2977 [ # # ]: 0 : else if (nLoadWalletRet == DBErrors::NONCRITICAL_ERROR)
2978 : : {
2979 [ # # # # : 0 : warnings.push_back(strprintf(_("Error reading %s! All keys read correctly, but transaction data"
# # ]
2980 : : " or address metadata may be missing or incorrect."),
2981 : 0 : walletFile));
2982 : 0 : }
2983 [ # # ]: 0 : else if (nLoadWalletRet == DBErrors::TOO_NEW) {
2984 [ # # # # ]: 0 : error = strprintf(_("Error loading %s: Wallet requires newer version of %s"), walletFile, PACKAGE_NAME);
2985 : 0 : return nullptr;
2986 : : }
2987 [ # # ]: 0 : else if (nLoadWalletRet == DBErrors::EXTERNAL_SIGNER_SUPPORT_REQUIRED) {
2988 [ # # # # ]: 0 : error = strprintf(_("Error loading %s: External signer wallet being loaded without external signer support compiled"), walletFile);
2989 : 0 : return nullptr;
2990 : : }
2991 [ # # ]: 0 : else if (nLoadWalletRet == DBErrors::NEED_REWRITE)
2992 : : {
2993 [ # # # # ]: 0 : error = strprintf(_("Wallet needed to be rewritten: restart %s to complete"), PACKAGE_NAME);
2994 : 0 : return nullptr;
2995 [ # # ]: 0 : } else if (nLoadWalletRet == DBErrors::NEED_RESCAN) {
2996 [ # # # # : 0 : warnings.push_back(strprintf(_("Error reading %s! Transaction data may be missing or incorrect."
# # ]
2997 : 0 : " Rescanning wallet."), walletFile));
2998 : 0 : rescan_required = true;
2999 [ # # ]: 0 : } else if (nLoadWalletRet == DBErrors::UNKNOWN_DESCRIPTOR) {
3000 [ # # # # ]: 0 : error = strprintf(_("Unrecognized descriptor found. Loading wallet %s\n\n"
3001 : : "The wallet might had been created on a newer version.\n"
3002 : 0 : "Please try running the latest software version.\n"), walletFile);
3003 : 0 : return nullptr;
3004 [ # # ]: 0 : } else if (nLoadWalletRet == DBErrors::UNEXPECTED_LEGACY_ENTRY) {
3005 [ # # # # ]: 0 : error = strprintf(_("Unexpected legacy entry in descriptor wallet found. Loading wallet %s\n\n"
3006 : 0 : "The wallet might have been tampered with or created with malicious intent.\n"), walletFile);
3007 : 0 : return nullptr;
3008 : : } else {
3009 [ # # # # ]: 0 : error = strprintf(_("Error loading %s"), walletFile);
3010 : 0 : return nullptr;
3011 : : }
3012 : 0 : }
3013 : :
3014 : : // This wallet is in its first run if there are no ScriptPubKeyMans and it isn't blank or no privkeys
3015 [ # # ]: 0 : const bool fFirstRun = walletInstance->m_spk_managers.empty() &&
3016 [ # # ]: 0 : !walletInstance->IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS) &&
3017 : 0 : !walletInstance->IsWalletFlagSet(WALLET_FLAG_BLANK_WALLET);
3018 [ # # ]: 0 : if (fFirstRun)
3019 : : {
3020 : : // ensure this wallet.dat can only be opened by clients supporting HD with chain split and expects no default key
3021 [ # # ]: 0 : walletInstance->SetMinVersion(FEATURE_LATEST);
3022 : :
3023 [ # # ]: 0 : walletInstance->InitWalletFlags(wallet_creation_flags);
3024 : :
3025 : : // Only create LegacyScriptPubKeyMan when not descriptor wallet
3026 [ # # ]: 0 : if (!walletInstance->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
3027 [ # # ]: 0 : walletInstance->SetupLegacyScriptPubKeyMan();
3028 : 0 : }
3029 : :
3030 [ # # # # ]: 0 : if ((wallet_creation_flags & WALLET_FLAG_EXTERNAL_SIGNER) || !(wallet_creation_flags & (WALLET_FLAG_DISABLE_PRIVATE_KEYS | WALLET_FLAG_BLANK_WALLET))) {
3031 [ # # # # ]: 0 : LOCK(walletInstance->cs_wallet);
3032 [ # # ]: 0 : if (walletInstance->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
3033 [ # # ]: 0 : walletInstance->SetupDescriptorScriptPubKeyMans();
3034 : : // SetupDescriptorScriptPubKeyMans already calls SetupGeneration for us so we don't need to call SetupGeneration separately
3035 : 0 : } else {
3036 : : // Legacy wallets need SetupGeneration here.
3037 [ # # # # : 0 : for (auto spk_man : walletInstance->GetActiveScriptPubKeyMans()) {
# # ]
3038 [ # # # # ]: 0 : if (!spk_man->SetupGeneration()) {
3039 [ # # ]: 0 : error = _("Unable to generate initial keys");
3040 : 0 : return nullptr;
3041 : : }
3042 [ # # ]: 0 : }
3043 : : }
3044 [ # # ]: 0 : }
3045 : :
3046 [ # # ]: 0 : if (chain) {
3047 [ # # # # ]: 0 : walletInstance->chainStateFlushed(ChainstateRole::NORMAL, chain->getTipLocator());
3048 : 0 : }
3049 [ # # ]: 0 : } else if (wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS) {
3050 : : // Make it impossible to disable private keys after creation
3051 [ # # # # ]: 0 : error = strprintf(_("Error loading %s: Private keys can only be disabled during creation"), walletFile);
3052 : 0 : return nullptr;
3053 [ # # ]: 0 : } else if (walletInstance->IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
3054 [ # # # # ]: 0 : for (auto spk_man : walletInstance->GetActiveScriptPubKeyMans()) {
3055 [ # # # # ]: 0 : if (spk_man->HavePrivateKeys()) {
3056 [ # # # # : 0 : warnings.push_back(strprintf(_("Warning: Private keys detected in wallet {%s} with disabled private keys"), walletFile));
# # ]
3057 : 0 : break;
3058 : : }
3059 [ # # ]: 0 : }
3060 : 0 : }
3061 : :
3062 [ # # # # : 0 : if (!args.GetArg("-addresstype", "").empty()) {
# # # # ]
3063 [ # # # # : 0 : std::optional<OutputType> parsed = ParseOutputType(args.GetArg("-addresstype", ""));
# # # # ]
3064 [ # # ]: 0 : if (!parsed) {
3065 [ # # # # : 0 : error = strprintf(_("Unknown address type '%s'"), args.GetArg("-addresstype", ""));
# # # # #
# ]
3066 : 0 : return nullptr;
3067 : : }
3068 [ # # ]: 0 : walletInstance->m_default_address_type = parsed.value();
3069 [ # # ]: 0 : }
3070 : :
3071 [ # # # # : 0 : if (!args.GetArg("-changetype", "").empty()) {
# # # # ]
3072 [ # # # # : 0 : std::optional<OutputType> parsed = ParseOutputType(args.GetArg("-changetype", ""));
# # # # ]
3073 [ # # ]: 0 : if (!parsed) {
3074 [ # # # # : 0 : error = strprintf(_("Unknown change type '%s'"), args.GetArg("-changetype", ""));
# # # # #
# ]
3075 : 0 : return nullptr;
3076 : : }
3077 [ # # ]: 0 : walletInstance->m_default_change_type = parsed.value();
3078 [ # # ]: 0 : }
3079 : :
3080 [ # # # # : 0 : if (args.IsArgSet("-mintxfee")) {
# # ]
3081 [ # # # # : 0 : std::optional<CAmount> min_tx_fee = ParseMoney(args.GetArg("-mintxfee", ""));
# # # # ]
3082 [ # # ]: 0 : if (!min_tx_fee) {
3083 [ # # # # : 0 : error = AmountErrMsg("mintxfee", args.GetArg("-mintxfee", ""));
# # # # #
# ]
3084 : 0 : return nullptr;
3085 [ # # # # ]: 0 : } else if (min_tx_fee.value() > HIGH_TX_FEE_PER_KB) {
3086 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-mintxfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3087 [ # # ]: 0 : _("This is the minimum transaction fee you pay on every transaction."));
3088 : 0 : }
3089 : :
3090 [ # # # # ]: 0 : walletInstance->m_min_fee = CFeeRate{min_tx_fee.value()};
3091 [ # # ]: 0 : }
3092 : :
3093 [ # # # # : 0 : if (args.IsArgSet("-maxapsfee")) {
# # ]
3094 [ # # # # : 0 : const std::string max_aps_fee{args.GetArg("-maxapsfee", "")};
# # ]
3095 [ # # # # ]: 0 : if (max_aps_fee == "-1") {
3096 : 0 : walletInstance->m_max_aps_fee = -1;
3097 [ # # # # : 0 : } else if (std::optional<CAmount> max_fee = ParseMoney(max_aps_fee)) {
# # ]
3098 [ # # # # ]: 0 : if (max_fee.value() > HIGH_APS_FEE) {
3099 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-maxapsfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3100 [ # # ]: 0 : _("This is the maximum transaction fee you pay (in addition to the normal fee) to prioritize partial spend avoidance over regular coin selection."));
3101 : 0 : }
3102 [ # # ]: 0 : walletInstance->m_max_aps_fee = max_fee.value();
3103 : 0 : } else {
3104 [ # # # # ]: 0 : error = AmountErrMsg("maxapsfee", max_aps_fee);
3105 : 0 : return nullptr;
3106 : : }
3107 [ # # ]: 0 : }
3108 : :
3109 [ # # # # : 0 : if (args.IsArgSet("-fallbackfee")) {
# # ]
3110 [ # # # # : 0 : std::optional<CAmount> fallback_fee = ParseMoney(args.GetArg("-fallbackfee", ""));
# # # # ]
3111 [ # # ]: 0 : if (!fallback_fee) {
3112 [ # # # # : 0 : error = strprintf(_("Invalid amount for %s=<amount>: '%s'"), "-fallbackfee", args.GetArg("-fallbackfee", ""));
# # # # #
# ]
3113 : 0 : return nullptr;
3114 [ # # # # ]: 0 : } else if (fallback_fee.value() > HIGH_TX_FEE_PER_KB) {
3115 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-fallbackfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3116 [ # # ]: 0 : _("This is the transaction fee you may pay when fee estimates are not available."));
3117 : 0 : }
3118 [ # # # # ]: 0 : walletInstance->m_fallback_fee = CFeeRate{fallback_fee.value()};
3119 [ # # ]: 0 : }
3120 : :
3121 : : // Disable fallback fee in case value was set to 0, enable if non-null value
3122 [ # # ]: 0 : walletInstance->m_allow_fallback_fee = walletInstance->m_fallback_fee.GetFeePerK() != 0;
3123 : :
3124 [ # # # # : 0 : if (args.IsArgSet("-discardfee")) {
# # ]
3125 [ # # # # : 0 : std::optional<CAmount> discard_fee = ParseMoney(args.GetArg("-discardfee", ""));
# # # # ]
3126 [ # # ]: 0 : if (!discard_fee) {
3127 [ # # # # : 0 : error = strprintf(_("Invalid amount for %s=<amount>: '%s'"), "-discardfee", args.GetArg("-discardfee", ""));
# # # # #
# ]
3128 : 0 : return nullptr;
3129 [ # # # # ]: 0 : } else if (discard_fee.value() > HIGH_TX_FEE_PER_KB) {
3130 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-discardfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3131 [ # # ]: 0 : _("This is the transaction fee you may discard if change is smaller than dust at this level"));
3132 : 0 : }
3133 [ # # # # ]: 0 : walletInstance->m_discard_rate = CFeeRate{discard_fee.value()};
3134 [ # # ]: 0 : }
3135 : :
3136 [ # # # # : 0 : if (args.IsArgSet("-paytxfee")) {
# # ]
3137 [ # # # # : 0 : std::optional<CAmount> pay_tx_fee = ParseMoney(args.GetArg("-paytxfee", ""));
# # # # ]
3138 [ # # ]: 0 : if (!pay_tx_fee) {
3139 [ # # # # : 0 : error = AmountErrMsg("paytxfee", args.GetArg("-paytxfee", ""));
# # # # #
# ]
3140 : 0 : return nullptr;
3141 [ # # # # ]: 0 : } else if (pay_tx_fee.value() > HIGH_TX_FEE_PER_KB) {
3142 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-paytxfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3143 [ # # ]: 0 : _("This is the transaction fee you will pay if you send a transaction."));
3144 : 0 : }
3145 : :
3146 [ # # # # ]: 0 : walletInstance->m_pay_tx_fee = CFeeRate{pay_tx_fee.value(), 1000};
3147 : :
3148 [ # # # # : 0 : if (chain && walletInstance->m_pay_tx_fee < chain->relayMinFee()) {
# # # # ]
3149 [ # # # # ]: 0 : error = strprintf(_("Invalid amount for %s=<amount>: '%s' (must be at least %s)"),
3150 [ # # # # : 0 : "-paytxfee", args.GetArg("-paytxfee", ""), chain->relayMinFee().ToString());
# # # # #
# ]
3151 : 0 : return nullptr;
3152 : : }
3153 [ # # ]: 0 : }
3154 : :
3155 [ # # # # : 0 : if (args.IsArgSet("-maxtxfee")) {
# # ]
3156 [ # # # # : 0 : std::optional<CAmount> max_fee = ParseMoney(args.GetArg("-maxtxfee", ""));
# # # # ]
3157 [ # # ]: 0 : if (!max_fee) {
3158 [ # # # # : 0 : error = AmountErrMsg("maxtxfee", args.GetArg("-maxtxfee", ""));
# # # # #
# ]
3159 : 0 : return nullptr;
3160 [ # # # # ]: 0 : } else if (max_fee.value() > HIGH_MAX_TX_FEE) {
3161 [ # # # # : 0 : warnings.push_back(strprintf(_("%s is set very high! Fees this large could be paid on a single transaction."), "-maxtxfee"));
# # ]
3162 : 0 : }
3163 : :
3164 [ # # # # : 0 : if (chain && CFeeRate{max_fee.value(), 1000} < chain->relayMinFee()) {
# # # # #
# # # ]
3165 [ # # # # ]: 0 : error = strprintf(_("Invalid amount for %s=<amount>: '%s' (must be at least the minrelay fee of %s to prevent stuck transactions)"),
3166 [ # # # # : 0 : "-maxtxfee", args.GetArg("-maxtxfee", ""), chain->relayMinFee().ToString());
# # # # #
# ]
3167 : 0 : return nullptr;
3168 : : }
3169 : :
3170 [ # # ]: 0 : walletInstance->m_default_max_tx_fee = max_fee.value();
3171 [ # # ]: 0 : }
3172 : :
3173 [ # # # # : 0 : if (args.IsArgSet("-consolidatefeerate")) {
# # ]
3174 [ # # # # : 0 : if (std::optional<CAmount> consolidate_feerate = ParseMoney(args.GetArg("-consolidatefeerate", ""))) {
# # # # #
# # # ]
3175 [ # # ]: 0 : walletInstance->m_consolidate_feerate = CFeeRate(*consolidate_feerate);
3176 : 0 : } else {
3177 [ # # # # : 0 : error = AmountErrMsg("consolidatefeerate", args.GetArg("-consolidatefeerate", ""));
# # # # #
# ]
3178 : 0 : return nullptr;
3179 : : }
3180 : 0 : }
3181 : :
3182 [ # # # # : 0 : if (chain && chain->relayMinFee().GetFeePerK() > HIGH_TX_FEE_PER_KB) {
# # # # ]
3183 [ # # # # : 0 : warnings.push_back(AmountHighWarn("-minrelaytxfee") + Untranslated(" ") +
# # # # #
# # # #
# ]
3184 [ # # ]: 0 : _("The wallet will avoid paying less than the minimum relay fee."));
3185 : 0 : }
3186 : :
3187 [ # # # # ]: 0 : walletInstance->m_confirm_target = args.GetIntArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET);
3188 [ # # # # ]: 0 : walletInstance->m_spend_zero_conf_change = args.GetBoolArg("-spendzeroconfchange", DEFAULT_SPEND_ZEROCONF_CHANGE);
3189 [ # # # # ]: 0 : walletInstance->m_signal_rbf = args.GetBoolArg("-walletrbf", DEFAULT_WALLET_RBF);
3190 : :
3191 [ # # # # : 0 : walletInstance->WalletLogPrintf("Wallet completed loading in %15dms\n", Ticks<std::chrono::milliseconds>(SteadyClock::now() - start));
# # ]
3192 : :
3193 : : // Try to top up keypool. No-op if the wallet is locked.
3194 [ # # ]: 0 : walletInstance->TopUpKeyPool();
3195 : :
3196 : : // Cache the first key time
3197 : 0 : std::optional<int64_t> time_first_key;
3198 [ # # # # ]: 0 : for (auto spk_man : walletInstance->GetAllScriptPubKeyMans()) {
3199 [ # # ]: 0 : int64_t time = spk_man->GetTimeFirstKey();
3200 [ # # # # ]: 0 : if (!time_first_key || time < *time_first_key) time_first_key = time;
3201 : 0 : }
3202 [ # # ]: 0 : if (time_first_key) walletInstance->MaybeUpdateBirthTime(*time_first_key);
3203 : :
3204 [ # # # # : 0 : if (chain && !AttachChain(walletInstance, *chain, rescan_required, error, warnings)) {
# # ]
3205 : 0 : walletInstance->m_chain_notifications_handler.reset(); // Reset this pointer so that the wallet will actually be unloaded
3206 : 0 : return nullptr;
3207 : : }
3208 : :
3209 : : {
3210 [ # # # # ]: 0 : LOCK(walletInstance->cs_wallet);
3211 [ # # # # : 0 : walletInstance->SetBroadcastTransactions(args.GetBoolArg("-walletbroadcast", DEFAULT_WALLETBROADCAST));
# # ]
3212 [ # # # # ]: 0 : walletInstance->WalletLogPrintf("setKeyPool.size() = %u\n", walletInstance->GetKeyPoolSize());
3213 [ # # ]: 0 : walletInstance->WalletLogPrintf("mapWallet.size() = %u\n", walletInstance->mapWallet.size());
3214 [ # # ]: 0 : walletInstance->WalletLogPrintf("m_address_book.size() = %u\n", walletInstance->m_address_book.size());
3215 : 0 : }
3216 : :
3217 : 0 : return walletInstance;
3218 : 0 : }
3219 : :
3220 : 0 : bool CWallet::AttachChain(const std::shared_ptr<CWallet>& walletInstance, interfaces::Chain& chain, const bool rescan_required, bilingual_str& error, std::vector<bilingual_str>& warnings)
3221 : : {
3222 : 0 : LOCK(walletInstance->cs_wallet);
3223 : : // allow setting the chain if it hasn't been set already but prevent changing it
3224 [ # # # # ]: 0 : assert(!walletInstance->m_chain || walletInstance->m_chain == &chain);
3225 : 0 : walletInstance->m_chain = &chain;
3226 : :
3227 : : // Unless allowed, ensure wallet files are not reused across chains:
3228 [ # # # # : 0 : if (!gArgs.GetBoolArg("-walletcrosschain", DEFAULT_WALLETCROSSCHAIN)) {
# # ]
3229 [ # # # # ]: 0 : WalletBatch batch(walletInstance->GetDatabase());
3230 [ # # ]: 0 : CBlockLocator locator;
3231 [ # # # # : 0 : if (batch.ReadBestBlock(locator) && locator.vHave.size() > 0 && chain.getHeight()) {
# # # # #
# ]
3232 : : // Wallet is assumed to be from another chain, if genesis block in the active
3233 : : // chain differs from the genesis block known to the wallet.
3234 [ # # # # : 0 : if (chain.getBlockHash(0) != locator.vHave.back()) {
# # ]
3235 [ # # # # ]: 0 : error = Untranslated("Wallet files should not be reused across chains. Restart bitcoind with -walletcrosschain to override.");
3236 : 0 : return false;
3237 : : }
3238 : 0 : }
3239 [ # # ]: 0 : }
3240 : :
3241 : : // Register wallet with validationinterface. It's done before rescan to avoid
3242 : : // missing block connections between end of rescan and validation subscribing.
3243 : : // Because of wallet lock being hold, block connection notifications are going to
3244 : : // be pending on the validation-side until lock release. It's likely to have
3245 : : // block processing duplicata (if rescan block range overlaps with notification one)
3246 : : // but we guarantee at least than wallet state is correct after notifications delivery.
3247 : : // However, chainStateFlushed notifications are ignored until the rescan is finished
3248 : : // so that in case of a shutdown event, the rescan will be repeated at the next start.
3249 : : // This is temporary until rescan and notifications delivery are unified under same
3250 : : // interface.
3251 : 0 : walletInstance->m_attaching_chain = true; //ignores chainStateFlushed notifications
3252 [ # # # # ]: 0 : walletInstance->m_chain_notifications_handler = walletInstance->chain().handleNotifications(walletInstance);
3253 : :
3254 : : // If rescan_required = true, rescan_height remains equal to 0
3255 : 0 : int rescan_height = 0;
3256 [ # # ]: 0 : if (!rescan_required)
3257 : : {
3258 [ # # # # ]: 0 : WalletBatch batch(walletInstance->GetDatabase());
3259 [ # # ]: 0 : CBlockLocator locator;
3260 [ # # # # ]: 0 : if (batch.ReadBestBlock(locator)) {
3261 [ # # # # ]: 0 : if (const std::optional<int> fork_height = chain.findLocatorFork(locator)) {
3262 : 0 : rescan_height = *fork_height;
3263 : 0 : }
3264 : 0 : }
3265 : 0 : }
3266 : :
3267 [ # # ]: 0 : const std::optional<int> tip_height = chain.getHeight();
3268 [ # # ]: 0 : if (tip_height) {
3269 [ # # ]: 0 : walletInstance->m_last_block_processed = chain.getBlockHash(*tip_height);
3270 : 0 : walletInstance->m_last_block_processed_height = *tip_height;
3271 : 0 : } else {
3272 [ # # ]: 0 : walletInstance->m_last_block_processed.SetNull();
3273 : 0 : walletInstance->m_last_block_processed_height = -1;
3274 : : }
3275 : :
3276 [ # # # # ]: 0 : if (tip_height && *tip_height != rescan_height)
3277 : : {
3278 : : // No need to read and scan block if block was created before
3279 : : // our wallet birthday (as adjusted for block time variability)
3280 : 0 : std::optional<int64_t> time_first_key = walletInstance->m_birth_time.load();
3281 [ # # ]: 0 : if (time_first_key) {
3282 [ # # ]: 0 : FoundBlock found = FoundBlock().height(rescan_height);
3283 [ # # ]: 0 : chain.findFirstBlockWithTimeAndHeight(*time_first_key - TIMESTAMP_WINDOW, rescan_height, found);
3284 [ # # ]: 0 : if (!found.found) {
3285 : : // We were unable to find a block that had a time more recent than our earliest timestamp
3286 : : // or a height higher than the wallet was synced to, indicating that the wallet is newer than the
3287 : : // current chain tip. Skip rescanning in this case.
3288 : 0 : rescan_height = *tip_height;
3289 : 0 : }
3290 : 0 : }
3291 : :
3292 : : // Technically we could execute the code below in any case, but performing the
3293 : : // `while` loop below can make startup very slow, so only check blocks on disk
3294 : : // if necessary.
3295 [ # # # # : 0 : if (chain.havePruned() || chain.hasAssumedValidChain()) {
# # # # ]
3296 : 0 : int block_height = *tip_height;
3297 [ # # # # : 0 : while (block_height > 0 && chain.haveBlockOnDisk(block_height - 1) && rescan_height != block_height) {
# # # # ]
3298 : 0 : --block_height;
3299 : : }
3300 : :
3301 [ # # ]: 0 : if (rescan_height != block_height) {
3302 : : // We can't rescan beyond blocks we don't have data for, stop and throw an error.
3303 : : // This might happen if a user uses an old wallet within a pruned node
3304 : : // or if they ran -disablewallet for a longer time, then decided to re-enable
3305 : : // Exit early and print an error.
3306 : : // It also may happen if an assumed-valid chain is in use and therefore not
3307 : : // all block data is available.
3308 : : // If a block is pruned after this check, we will load the wallet,
3309 : : // but fail the rescan with a generic error.
3310 : :
3311 [ # # # # : 0 : error = chain.havePruned() ?
# # # # #
# # # ]
3312 [ # # ]: 0 : _("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)") :
3313 [ # # # # ]: 0 : strprintf(_(
3314 : : "Error loading wallet. Wallet requires blocks to be downloaded, "
3315 : : "and software does not currently support loading wallets while "
3316 : : "blocks are being downloaded out of order when using assumeutxo "
3317 : : "snapshots. Wallet should be able to load successfully after "
3318 : : "node sync reaches height %s"), block_height);
3319 : 0 : return false;
3320 : : }
3321 [ # # ]: 0 : }
3322 : :
3323 [ # # # # ]: 0 : chain.initMessage(_("Rescanning…").translated);
3324 [ # # ]: 0 : walletInstance->WalletLogPrintf("Rescanning last %i blocks (from block %i)...\n", *tip_height - rescan_height, rescan_height);
3325 : :
3326 : : {
3327 [ # # ]: 0 : WalletRescanReserver reserver(*walletInstance);
3328 [ # # # # : 0 : if (!reserver.reserve() || (ScanResult::SUCCESS != walletInstance->ScanForWalletTransactions(chain.getBlockHash(rescan_height), rescan_height, /*max_height=*/{}, reserver, /*fUpdate=*/true, /*save_progress=*/true).status)) {
# # # # #
# ]
3329 [ # # ]: 0 : error = _("Failed to rescan the wallet during initialization");
3330 : 0 : return false;
3331 : : }
3332 [ # # ]: 0 : }
3333 : 0 : walletInstance->m_attaching_chain = false;
3334 [ # # # # ]: 0 : walletInstance->chainStateFlushed(ChainstateRole::NORMAL, chain.getTipLocator());
3335 [ # # # # ]: 0 : walletInstance->GetDatabase().IncrementUpdateCounter();
3336 [ # # ]: 0 : }
3337 : 0 : walletInstance->m_attaching_chain = false;
3338 : :
3339 : 0 : return true;
3340 : 0 : }
3341 : :
3342 : 0 : const CAddressBookData* CWallet::FindAddressBookEntry(const CTxDestination& dest, bool allow_change) const
3343 : : {
3344 : 0 : const auto& address_book_it = m_address_book.find(dest);
3345 [ # # ]: 0 : if (address_book_it == m_address_book.end()) return nullptr;
3346 [ # # # # ]: 0 : if ((!allow_change) && address_book_it->second.IsChange()) {
3347 : 0 : return nullptr;
3348 : : }
3349 : 0 : return &address_book_it->second;
3350 : 0 : }
3351 : :
3352 : 0 : bool CWallet::UpgradeWallet(int version, bilingual_str& error)
3353 : : {
3354 : 0 : int prev_version = GetVersion();
3355 [ # # ]: 0 : if (version == 0) {
3356 : 0 : WalletLogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
3357 : 0 : version = FEATURE_LATEST;
3358 : 0 : } else {
3359 : 0 : WalletLogPrintf("Allowing wallet upgrade up to %i\n", version);
3360 : : }
3361 [ # # ]: 0 : if (version < prev_version) {
3362 [ # # ]: 0 : error = strprintf(_("Cannot downgrade wallet from version %i to version %i. Wallet version unchanged."), prev_version, version);
3363 : 0 : return false;
3364 : : }
3365 : :
3366 : 0 : LOCK(cs_wallet);
3367 : :
3368 : : // Do not upgrade versions to any version between HD_SPLIT and FEATURE_PRE_SPLIT_KEYPOOL unless already supporting HD_SPLIT
3369 [ # # # # : 0 : if (!CanSupportFeature(FEATURE_HD_SPLIT) && version >= FEATURE_HD_SPLIT && version < FEATURE_PRE_SPLIT_KEYPOOL) {
# # # # ]
3370 [ # # # # ]: 0 : error = strprintf(_("Cannot upgrade a non HD split wallet from version %i to version %i without upgrading to support pre-split keypool. Please use version %i or no version specified."), prev_version, version, FEATURE_PRE_SPLIT_KEYPOOL);
3371 : 0 : return false;
3372 : : }
3373 : :
3374 : : // Permanently upgrade to the version
3375 [ # # # # ]: 0 : SetMinVersion(GetClosestWalletFeature(version));
3376 : :
3377 [ # # # # : 0 : for (auto spk_man : GetActiveScriptPubKeyMans()) {
# # ]
3378 [ # # # # ]: 0 : if (!spk_man->Upgrade(prev_version, version, error)) {
3379 : 0 : return false;
3380 : : }
3381 [ # # ]: 0 : }
3382 : 0 : return true;
3383 : 0 : }
3384 : :
3385 : 0 : void CWallet::postInitProcess()
3386 : : {
3387 : : // Add wallet transactions that aren't already in a block to mempool
3388 : : // Do this here as mempool requires genesis block to be loaded
3389 : 0 : ResubmitWalletTransactions(/*relay=*/false, /*force=*/true);
3390 : :
3391 : : // Update wallet transactions with current mempool transactions.
3392 [ # # ]: 0 : WITH_LOCK(cs_wallet, chain().requestMempoolTransactions(*this));
3393 : 0 : }
3394 : :
3395 : 0 : bool CWallet::BackupWallet(const std::string& strDest) const
3396 : : {
3397 : 0 : return GetDatabase().Backup(strDest);
3398 : : }
3399 : :
3400 : 203863 : CKeyPool::CKeyPool()
3401 : : {
3402 : 203863 : nTime = GetTime();
3403 : 203863 : fInternal = false;
3404 : 203863 : m_pre_split = false;
3405 : 203863 : }
3406 : :
3407 : 0 : CKeyPool::CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn)
3408 : : {
3409 : 0 : nTime = GetTime();
3410 : 0 : vchPubKey = vchPubKeyIn;
3411 : 0 : fInternal = internalIn;
3412 : 0 : m_pre_split = false;
3413 : 0 : }
3414 : :
3415 : 12831277 : int CWallet::GetTxDepthInMainChain(const CWalletTx& wtx) const
3416 : : {
3417 : 12831277 : AssertLockHeld(cs_wallet);
3418 [ + - ]: 25662554 : if (auto* conf = wtx.state<TxStateConfirmed>()) {
3419 [ + - ]: 12831277 : assert(conf->confirmed_block_height >= 0);
3420 : 12831277 : return GetLastBlockHeight() - conf->confirmed_block_height + 1;
3421 [ # # ]: 0 : } else if (auto* conf = wtx.state<TxStateBlockConflicted>()) {
3422 [ # # ]: 0 : assert(conf->conflicting_block_height >= 0);
3423 : 0 : return -1 * (GetLastBlockHeight() - conf->conflicting_block_height + 1);
3424 : : } else {
3425 : 0 : return 0;
3426 : : }
3427 : 12831277 : }
3428 : :
3429 : 26765719 : int CWallet::GetTxBlocksToMaturity(const CWalletTx& wtx) const
3430 : : {
3431 : 26765719 : AssertLockHeld(cs_wallet);
3432 : :
3433 [ + - ]: 26765719 : if (!wtx.IsCoinBase()) {
3434 : 26765719 : return 0;
3435 : : }
3436 : 0 : int chain_depth = GetTxDepthInMainChain(wtx);
3437 [ # # ]: 0 : assert(chain_depth >= 0); // coinbase tx should not be conflicted
3438 : 0 : return std::max(0, (COINBASE_MATURITY+1) - chain_depth);
3439 : 26765719 : }
3440 : :
3441 : 26765719 : bool CWallet::IsTxImmatureCoinBase(const CWalletTx& wtx) const
3442 : : {
3443 : 26765719 : AssertLockHeld(cs_wallet);
3444 : :
3445 : : // note GetBlocksToMaturity is 0 for non-coinbase tx
3446 : 26765719 : return GetTxBlocksToMaturity(wtx) > 0;
3447 : : }
3448 : :
3449 : 0 : bool CWallet::IsCrypted() const
3450 : : {
3451 : 0 : return HasEncryptionKeys();
3452 : : }
3453 : :
3454 : 0 : bool CWallet::IsLocked() const
3455 : : {
3456 [ # # ]: 0 : if (!IsCrypted()) {
3457 : 0 : return false;
3458 : : }
3459 : 0 : LOCK(cs_wallet);
3460 : 0 : return vMasterKey.empty();
3461 : 0 : }
3462 : :
3463 : 0 : bool CWallet::Lock()
3464 : : {
3465 [ # # ]: 0 : if (!IsCrypted())
3466 : 0 : return false;
3467 : :
3468 : : {
3469 [ # # # # ]: 0 : LOCK2(m_relock_mutex, cs_wallet);
3470 [ # # ]: 0 : if (!vMasterKey.empty()) {
3471 [ # # ]: 0 : memory_cleanse(vMasterKey.data(), vMasterKey.size() * sizeof(decltype(vMasterKey)::value_type));
3472 : 0 : vMasterKey.clear();
3473 : 0 : }
3474 : 0 : }
3475 : :
3476 : 0 : NotifyStatusChanged(this);
3477 : 0 : return true;
3478 : 0 : }
3479 : :
3480 : 0 : bool CWallet::Unlock(const CKeyingMaterial& vMasterKeyIn)
3481 : : {
3482 : : {
3483 : 0 : LOCK(cs_wallet);
3484 [ # # # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
3485 [ # # # # ]: 0 : if (!spk_man_pair.second->CheckDecryptionKey(vMasterKeyIn)) {
3486 : 0 : return false;
3487 : : }
3488 [ # # ]: 0 : }
3489 [ # # ]: 0 : vMasterKey = vMasterKeyIn;
3490 [ # # # ]: 0 : }
3491 : 0 : NotifyStatusChanged(this);
3492 : 0 : return true;
3493 : 0 : }
3494 : :
3495 : 0 : std::set<ScriptPubKeyMan*> CWallet::GetActiveScriptPubKeyMans() const
3496 : : {
3497 : 0 : std::set<ScriptPubKeyMan*> spk_mans;
3498 [ # # ]: 0 : for (bool internal : {false, true}) {
3499 [ # # ]: 0 : for (OutputType t : OUTPUT_TYPES) {
3500 [ # # ]: 0 : auto spk_man = GetScriptPubKeyMan(t, internal);
3501 [ # # ]: 0 : if (spk_man) {
3502 [ # # ]: 0 : spk_mans.insert(spk_man);
3503 : 0 : }
3504 : 0 : }
3505 : 0 : }
3506 : 0 : return spk_mans;
3507 [ # # ]: 0 : }
3508 : :
3509 : 0 : bool CWallet::IsActiveScriptPubKeyMan(const ScriptPubKeyMan& spkm) const
3510 : : {
3511 [ # # # # ]: 0 : for (const auto& [_, ext_spkm] : m_external_spk_managers) {
3512 [ # # ]: 0 : if (ext_spkm == &spkm) return true;
3513 [ # # ]: 0 : }
3514 [ # # # # ]: 0 : for (const auto& [_, int_spkm] : m_internal_spk_managers) {
3515 [ # # ]: 0 : if (int_spkm == &spkm) return true;
3516 [ # # ]: 0 : }
3517 : 0 : return false;
3518 : 0 : }
3519 : :
3520 : 0 : std::set<ScriptPubKeyMan*> CWallet::GetAllScriptPubKeyMans() const
3521 : : {
3522 : 0 : std::set<ScriptPubKeyMan*> spk_mans;
3523 [ # # ]: 0 : for (const auto& spk_man_pair : m_spk_managers) {
3524 [ # # ]: 0 : spk_mans.insert(spk_man_pair.second.get());
3525 : 0 : }
3526 : 0 : return spk_mans;
3527 [ # # ]: 0 : }
3528 : :
3529 : 817967 : ScriptPubKeyMan* CWallet::GetScriptPubKeyMan(const OutputType& type, bool internal) const
3530 : : {
3531 [ + + ]: 817967 : const std::map<OutputType, ScriptPubKeyMan*>& spk_managers = internal ? m_internal_spk_managers : m_external_spk_managers;
3532 : 817967 : std::map<OutputType, ScriptPubKeyMan*>::const_iterator it = spk_managers.find(type);
3533 [ - + ]: 817967 : if (it == spk_managers.end()) {
3534 : 0 : return nullptr;
3535 : : }
3536 : 817967 : return it->second;
3537 : 817967 : }
3538 : :
3539 : 841631 : std::set<ScriptPubKeyMan*> CWallet::GetScriptPubKeyMans(const CScript& script) const
3540 : : {
3541 : 841631 : std::set<ScriptPubKeyMan*> spk_mans;
3542 : :
3543 : : // Search the cache for relevant SPKMs instead of iterating m_spk_managers
3544 [ + - ]: 841631 : const auto& it = m_cached_spks.find(script);
3545 [ + + ]: 841631 : if (it != m_cached_spks.end()) {
3546 [ + - ]: 653813 : spk_mans.insert(it->second.begin(), it->second.end());
3547 : 653813 : }
3548 [ + - ]: 841631 : SignatureData sigdata;
3549 [ + - + - ]: 1495444 : Assume(std::all_of(spk_mans.begin(), spk_mans.end(), [&script, &sigdata](ScriptPubKeyMan* spkm) { return spkm->CanProvide(script, sigdata); }));
3550 : :
3551 : : // Legacy wallet
3552 [ + - - + : 841631 : if (IsLegacy() && GetLegacyScriptPubKeyMan()->CanProvide(script, sigdata)) spk_mans.insert(GetLegacyScriptPubKeyMan());
# # # # #
# # # #
# ]
3553 : :
3554 : 841631 : return spk_mans;
3555 [ + - ]: 841631 : }
3556 : :
3557 : 0 : ScriptPubKeyMan* CWallet::GetScriptPubKeyMan(const uint256& id) const
3558 : : {
3559 [ # # ]: 0 : if (m_spk_managers.count(id) > 0) {
3560 : 0 : return m_spk_managers.at(id).get();
3561 : : }
3562 : 0 : return nullptr;
3563 : 0 : }
3564 : :
3565 : 4168320 : std::unique_ptr<SigningProvider> CWallet::GetSolvingProvider(const CScript& script) const
3566 : : {
3567 : 4168320 : SignatureData sigdata;
3568 [ + - ]: 4168320 : return GetSolvingProvider(script, sigdata);
3569 : 4168320 : }
3570 : :
3571 : 4168320 : std::unique_ptr<SigningProvider> CWallet::GetSolvingProvider(const CScript& script, SignatureData& sigdata) const
3572 : : {
3573 : : // Search the cache for relevant SPKMs instead of iterating m_spk_managers
3574 : 4168320 : const auto& it = m_cached_spks.find(script);
3575 [ + - ]: 4168320 : if (it != m_cached_spks.end()) {
3576 : : // All spkms for a given script must already be able to make a SigningProvider for the script, so just return the first one.
3577 : 4168320 : Assume(it->second.at(0)->CanProvide(script, sigdata));
3578 : 4168320 : return it->second.at(0)->GetSolvingProvider(script);
3579 : : }
3580 : :
3581 : : // Legacy wallet
3582 [ # # # # ]: 0 : if (IsLegacy() && GetLegacyScriptPubKeyMan()->CanProvide(script, sigdata)) return GetLegacyScriptPubKeyMan()->GetSolvingProvider(script);
3583 : :
3584 : 0 : return nullptr;
3585 : 4168320 : }
3586 : :
3587 : 0 : std::vector<WalletDescriptor> CWallet::GetWalletDescriptors(const CScript& script) const
3588 : : {
3589 : 0 : std::vector<WalletDescriptor> descs;
3590 [ # # # # ]: 0 : for (const auto spk_man: GetScriptPubKeyMans(script)) {
3591 [ # # # # ]: 0 : if (const auto desc_spk_man = dynamic_cast<DescriptorScriptPubKeyMan*>(spk_man)) {
3592 [ # # # # ]: 0 : LOCK(desc_spk_man->cs_desc_man);
3593 [ # # # # ]: 0 : descs.push_back(desc_spk_man->GetWalletDescriptor());
3594 : 0 : }
3595 : 0 : }
3596 : 0 : return descs;
3597 [ # # ]: 0 : }
3598 : :
3599 : 0 : LegacyScriptPubKeyMan* CWallet::GetLegacyScriptPubKeyMan() const
3600 : : {
3601 [ # # ]: 0 : if (IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
3602 : 0 : return nullptr;
3603 : : }
3604 : : // Legacy wallets only have one ScriptPubKeyMan which is a LegacyScriptPubKeyMan.
3605 : : // Everything in m_internal_spk_managers and m_external_spk_managers point to the same legacyScriptPubKeyMan.
3606 : 0 : auto it = m_internal_spk_managers.find(OutputType::LEGACY);
3607 [ # # ]: 0 : if (it == m_internal_spk_managers.end()) return nullptr;
3608 [ # # ]: 0 : return dynamic_cast<LegacyScriptPubKeyMan*>(it->second);
3609 : 0 : }
3610 : :
3611 : 0 : LegacyScriptPubKeyMan* CWallet::GetOrCreateLegacyScriptPubKeyMan()
3612 : : {
3613 : 0 : SetupLegacyScriptPubKeyMan();
3614 : 0 : return GetLegacyScriptPubKeyMan();
3615 : : }
3616 : :
3617 : 29021 : void CWallet::AddScriptPubKeyMan(const uint256& id, std::unique_ptr<ScriptPubKeyMan> spkm_man)
3618 : : {
3619 : : // Add spkm_man to m_spk_managers before calling any method
3620 : : // that might access it.
3621 : 29021 : const auto& spkm = m_spk_managers[id] = std::move(spkm_man);
3622 : :
3623 : : // Update birth time if needed
3624 : 29021 : MaybeUpdateBirthTime(spkm->GetTimeFirstKey());
3625 : 29021 : }
3626 : :
3627 : 0 : void CWallet::SetupLegacyScriptPubKeyMan()
3628 : : {
3629 [ # # # # : 0 : if (!m_internal_spk_managers.empty() || !m_external_spk_managers.empty() || !m_spk_managers.empty() || IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
# # # # ]
3630 : 0 : return;
3631 : : }
3632 : :
3633 [ # # ]: 0 : auto spk_manager = std::unique_ptr<ScriptPubKeyMan>(new LegacyScriptPubKeyMan(*this, m_keypool_size));
3634 [ # # ]: 0 : for (const auto& type : LEGACY_OUTPUT_TYPES) {
3635 [ # # ]: 0 : m_internal_spk_managers[type] = spk_manager.get();
3636 [ # # ]: 0 : m_external_spk_managers[type] = spk_manager.get();
3637 : 0 : }
3638 [ # # ]: 0 : uint256 id = spk_manager->GetID();
3639 [ # # ]: 0 : AddScriptPubKeyMan(id, std::move(spk_manager));
3640 : 0 : }
3641 : :
3642 : 0 : bool CWallet::WithEncryptionKey(std::function<bool (const CKeyingMaterial&)> cb) const
3643 : : {
3644 : 0 : LOCK(cs_wallet);
3645 [ # # ]: 0 : return cb(vMasterKey);
3646 : 0 : }
3647 : :
3648 : 1070881 : bool CWallet::HasEncryptionKeys() const
3649 : : {
3650 : 1070881 : return !mapMasterKeys.empty();
3651 : : }
3652 : :
3653 : 0 : void CWallet::ConnectScriptPubKeyManNotifiers()
3654 : : {
3655 [ # # ]: 0 : for (const auto& spk_man : GetActiveScriptPubKeyMans()) {
3656 [ # # # # ]: 0 : spk_man->NotifyWatchonlyChanged.connect(NotifyWatchonlyChanged);
3657 [ # # # # ]: 0 : spk_man->NotifyCanGetAddressesChanged.connect(NotifyCanGetAddressesChanged);
3658 [ # # # # : 0 : spk_man->NotifyFirstKeyTimeChanged.connect(std::bind(&CWallet::MaybeUpdateBirthTime, this, std::placeholders::_2));
# # ]
3659 : 0 : }
3660 : 0 : }
3661 : :
3662 : 0 : DescriptorScriptPubKeyMan& CWallet::LoadDescriptorScriptPubKeyMan(uint256 id, WalletDescriptor& desc)
3663 : : {
3664 : 0 : DescriptorScriptPubKeyMan* spk_manager;
3665 [ # # ]: 0 : if (IsWalletFlagSet(WALLET_FLAG_EXTERNAL_SIGNER)) {
3666 [ # # ]: 0 : spk_manager = new ExternalSignerScriptPubKeyMan(*this, desc, m_keypool_size);
3667 : 0 : } else {
3668 [ # # ]: 0 : spk_manager = new DescriptorScriptPubKeyMan(*this, desc, m_keypool_size);
3669 : : }
3670 [ # # ]: 0 : AddScriptPubKeyMan(id, std::unique_ptr<ScriptPubKeyMan>(spk_manager));
3671 : 0 : return *spk_manager;
3672 : 0 : }
3673 : :
3674 : 0 : DescriptorScriptPubKeyMan& CWallet::SetupDescriptorScriptPubKeyMan(WalletBatch& batch, const CExtKey& master_key, const OutputType& output_type, bool internal)
3675 : : {
3676 : 0 : AssertLockHeld(cs_wallet);
3677 [ # # ]: 0 : auto spk_manager = std::unique_ptr<DescriptorScriptPubKeyMan>(new DescriptorScriptPubKeyMan(*this, m_keypool_size));
3678 [ # # # # ]: 0 : if (IsCrypted()) {
3679 [ # # # # ]: 0 : if (IsLocked()) {
3680 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": Wallet is locked, cannot setup new descriptors");
# # # # #
# ]
3681 : : }
3682 [ # # # # : 0 : if (!spk_manager->CheckDecryptionKey(vMasterKey) && !spk_manager->Encrypt(vMasterKey, &batch)) {
# # # # ]
3683 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": Could not encrypt new descriptors");
# # # # ]
3684 : : }
3685 : 0 : }
3686 [ # # ]: 0 : spk_manager->SetupDescriptorGeneration(batch, master_key, output_type, internal);
3687 : 0 : DescriptorScriptPubKeyMan* out = spk_manager.get();
3688 [ # # ]: 0 : uint256 id = spk_manager->GetID();
3689 [ # # ]: 0 : AddScriptPubKeyMan(id, std::move(spk_manager));
3690 [ # # ]: 0 : AddActiveScriptPubKeyManWithDb(batch, id, output_type, internal);
3691 : 0 : return *out;
3692 : 0 : }
3693 : :
3694 : 0 : void CWallet::SetupDescriptorScriptPubKeyMans(const CExtKey& master_key)
3695 : : {
3696 : 0 : AssertLockHeld(cs_wallet);
3697 : :
3698 : : // Create single batch txn
3699 : 0 : WalletBatch batch(GetDatabase());
3700 [ # # # # : 0 : if (!batch.TxnBegin()) throw std::runtime_error("Error: cannot create db transaction for descriptors setup");
# # # # ]
3701 : :
3702 [ # # ]: 0 : for (bool internal : {false, true}) {
3703 [ # # ]: 0 : for (OutputType t : OUTPUT_TYPES) {
3704 [ # # ]: 0 : SetupDescriptorScriptPubKeyMan(batch, master_key, t, internal);
3705 : 0 : }
3706 : 0 : }
3707 : :
3708 : : // Ensure information is committed to disk
3709 [ # # # # : 0 : if (!batch.TxnCommit()) throw std::runtime_error("Error: cannot commit db transaction for descriptors setup");
# # ]
3710 : 0 : }
3711 : :
3712 : 0 : void CWallet::SetupDescriptorScriptPubKeyMans()
3713 : : {
3714 : 0 : AssertLockHeld(cs_wallet);
3715 : :
3716 [ # # ]: 0 : if (!IsWalletFlagSet(WALLET_FLAG_EXTERNAL_SIGNER)) {
3717 : : // Make a seed
3718 : 0 : CKey seed_key = GenerateRandomKey();
3719 [ # # ]: 0 : CPubKey seed = seed_key.GetPubKey();
3720 [ # # # # ]: 0 : assert(seed_key.VerifyPubKey(seed));
3721 : :
3722 : : // Get the extended key
3723 [ # # ]: 0 : CExtKey master_key;
3724 [ # # # # ]: 0 : master_key.SetSeed(seed_key);
3725 : :
3726 [ # # ]: 0 : SetupDescriptorScriptPubKeyMans(master_key);
3727 : 0 : } else {
3728 : 0 : ExternalSigner signer = ExternalSignerScriptPubKeyMan::GetExternalSigner();
3729 : :
3730 : : // TODO: add account parameter
3731 : 0 : int account = 0;
3732 [ # # ]: 0 : UniValue signer_res = signer.GetDescriptors(account);
3733 : :
3734 [ # # # # : 0 : if (!signer_res.isObject()) throw std::runtime_error(std::string(__func__) + ": Unexpected result");
# # # # #
# # # ]
3735 : :
3736 [ # # # # ]: 0 : WalletBatch batch(GetDatabase());
3737 [ # # # # : 0 : if (!batch.TxnBegin()) throw std::runtime_error("Error: cannot create db transaction for descriptors import");
# # ]
3738 : :
3739 [ # # ]: 0 : for (bool internal : {false, true}) {
3740 [ # # ]: 0 : const UniValue& descriptor_vals = signer_res.find_value(internal ? "internal" : "receive");
3741 [ # # # # : 0 : if (!descriptor_vals.isArray()) throw std::runtime_error(std::string(__func__) + ": Unexpected result");
# # # # #
# # # ]
3742 [ # # # # : 0 : for (const UniValue& desc_val : descriptor_vals.get_array().getValues()) {
# # ]
3743 [ # # ]: 0 : const std::string& desc_str = desc_val.getValStr();
3744 : 0 : FlatSigningProvider keys;
3745 : 0 : std::string desc_error;
3746 [ # # ]: 0 : std::unique_ptr<Descriptor> desc = Parse(desc_str, keys, desc_error, false);
3747 [ # # ]: 0 : if (desc == nullptr) {
3748 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": Invalid descriptor \"" + desc_str + "\" (" + desc_error + ")");
# # # # #
# # # # #
# # ]
3749 : : }
3750 [ # # # # ]: 0 : if (!desc->GetOutputType()) {
3751 : 0 : continue;
3752 : : }
3753 [ # # ]: 0 : OutputType t = *desc->GetOutputType();
3754 [ # # # # ]: 0 : auto spk_manager = std::unique_ptr<ExternalSignerScriptPubKeyMan>(new ExternalSignerScriptPubKeyMan(*this, m_keypool_size));
3755 [ # # ]: 0 : spk_manager->SetupDescriptor(batch, std::move(desc));
3756 [ # # ]: 0 : uint256 id = spk_manager->GetID();
3757 [ # # ]: 0 : AddScriptPubKeyMan(id, std::move(spk_manager));
3758 [ # # ]: 0 : AddActiveScriptPubKeyManWithDb(batch, id, t, internal);
3759 [ # # # # ]: 0 : }
3760 : 0 : }
3761 : :
3762 : : // Ensure imported descriptors are committed to disk
3763 [ # # # # : 0 : if (!batch.TxnCommit()) throw std::runtime_error("Error: cannot commit db transaction for descriptors import");
# # ]
3764 : 0 : }
3765 : 0 : }
3766 : :
3767 : 21808 : void CWallet::AddActiveScriptPubKeyMan(uint256 id, OutputType type, bool internal)
3768 : : {
3769 : 21808 : WalletBatch batch(GetDatabase());
3770 [ + - ]: 21808 : return AddActiveScriptPubKeyManWithDb(batch, id, type, internal);
3771 : 21808 : }
3772 : :
3773 : 21808 : void CWallet::AddActiveScriptPubKeyManWithDb(WalletBatch& batch, uint256 id, OutputType type, bool internal)
3774 : : {
3775 [ + - ]: 21808 : if (!batch.WriteActiveScriptPubKeyMan(static_cast<uint8_t>(type), id, internal)) {
3776 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": writing active ScriptPubKeyMan id failed");
# # # # #
# ]
3777 : : }
3778 : 21808 : LoadActiveScriptPubKeyMan(id, type, internal);
3779 : 21808 : }
3780 : :
3781 : 21808 : void CWallet::LoadActiveScriptPubKeyMan(uint256 id, OutputType type, bool internal)
3782 : : {
3783 : : // Activating ScriptPubKeyManager for a given output and change type is incompatible with legacy wallets.
3784 : : // Legacy wallets have only one ScriptPubKeyManager and it's active for all output and change types.
3785 : 21808 : Assert(IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS));
3786 : :
3787 [ + - + - : 21808 : WalletLogPrintf("Setting spkMan to active: id = %s, type = %s, internal = %s\n", id.ToString(), FormatOutputType(type), internal ? "true" : "false");
+ - ]
3788 [ + + ]: 21808 : auto& spk_mans = internal ? m_internal_spk_managers : m_external_spk_managers;
3789 [ + + ]: 21808 : auto& spk_mans_other = internal ? m_external_spk_managers : m_internal_spk_managers;
3790 : 21808 : auto spk_man = m_spk_managers.at(id).get();
3791 : 21808 : spk_mans[type] = spk_man;
3792 : :
3793 : 21808 : const auto it = spk_mans_other.find(type);
3794 [ + + + - ]: 21808 : if (it != spk_mans_other.end() && it->second == spk_man) {
3795 : 0 : spk_mans_other.erase(type);
3796 : 0 : }
3797 : :
3798 : 21808 : NotifyCanGetAddressesChanged();
3799 : 21808 : }
3800 : :
3801 : 0 : void CWallet::DeactivateScriptPubKeyMan(uint256 id, OutputType type, bool internal)
3802 : : {
3803 : 0 : auto spk_man = GetScriptPubKeyMan(type, internal);
3804 [ # # # # ]: 0 : if (spk_man != nullptr && spk_man->GetID() == id) {
3805 [ # # # # : 0 : WalletLogPrintf("Deactivate spkMan: id = %s, type = %s, internal = %s\n", id.ToString(), FormatOutputType(type), internal ? "true" : "false");
# # ]
3806 : 0 : WalletBatch batch(GetDatabase());
3807 [ # # # # ]: 0 : if (!batch.EraseActiveScriptPubKeyMan(static_cast<uint8_t>(type), internal)) {
3808 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": erasing active ScriptPubKeyMan id failed");
# # # # #
# ]
3809 : : }
3810 : :
3811 [ # # ]: 0 : auto& spk_mans = internal ? m_internal_spk_managers : m_external_spk_managers;
3812 [ # # ]: 0 : spk_mans.erase(type);
3813 : 0 : }
3814 : :
3815 : 0 : NotifyCanGetAddressesChanged();
3816 : 0 : }
3817 : :
3818 : 2994311 : bool CWallet::IsLegacy() const
3819 : : {
3820 [ + - ]: 2994311 : if (m_internal_spk_managers.count(OutputType::LEGACY) == 0) {
3821 : 0 : return false;
3822 : : }
3823 [ + - ]: 2994311 : auto spk_man = dynamic_cast<LegacyScriptPubKeyMan*>(m_internal_spk_managers.at(OutputType::LEGACY));
3824 : 2994311 : return spk_man != nullptr;
3825 : 2994311 : }
3826 : :
3827 : 58118 : DescriptorScriptPubKeyMan* CWallet::GetDescriptorScriptPubKeyMan(const WalletDescriptor& desc) const
3828 : : {
3829 [ + + - + : 218063 : for (auto& spk_man_pair : m_spk_managers) {
+ ]
3830 : : // Try to downcast to DescriptorScriptPubKeyMan then check if the descriptors match
3831 [ + - ]: 159945 : DescriptorScriptPubKeyMan* spk_manager = dynamic_cast<DescriptorScriptPubKeyMan*>(spk_man_pair.second.get());
3832 [ + - + + ]: 159945 : if (spk_manager != nullptr && spk_manager->HasWalletDescriptor(desc)) {
3833 : 7289 : return spk_manager;
3834 : : }
3835 [ + + + + ]: 159945 : }
3836 : :
3837 : 50829 : return nullptr;
3838 : 58118 : }
3839 : :
3840 : 0 : std::optional<bool> CWallet::IsInternalScriptPubKeyMan(ScriptPubKeyMan* spk_man) const
3841 : : {
3842 : : // Legacy script pubkey man can't be either external or internal
3843 [ # # ]: 0 : if (IsLegacy()) {
3844 : 0 : return std::nullopt;
3845 : : }
3846 : :
3847 : : // only active ScriptPubKeyMan can be internal
3848 [ # # # # ]: 0 : if (!GetActiveScriptPubKeyMans().count(spk_man)) {
3849 : 0 : return std::nullopt;
3850 : : }
3851 : :
3852 [ # # ]: 0 : const auto desc_spk_man = dynamic_cast<DescriptorScriptPubKeyMan*>(spk_man);
3853 [ # # ]: 0 : if (!desc_spk_man) {
3854 [ # # # # : 0 : throw std::runtime_error(std::string(__func__) + ": unexpected ScriptPubKeyMan type.");
# # # # #
# ]
3855 : : }
3856 : :
3857 : 0 : LOCK(desc_spk_man->cs_desc_man);
3858 [ # # # # ]: 0 : const auto& type = desc_spk_man->GetWalletDescriptor().descriptor->GetOutputType();
3859 [ # # ]: 0 : assert(type.has_value());
3860 : :
3861 [ # # ]: 0 : return GetScriptPubKeyMan(*type, /* internal= */ true) == desc_spk_man;
3862 : 0 : }
3863 : :
3864 : 29059 : ScriptPubKeyMan* CWallet::AddWalletDescriptor(WalletDescriptor& desc, const FlatSigningProvider& signing_provider, const std::string& label, bool internal)
3865 : : {
3866 : 29059 : AssertLockHeld(cs_wallet);
3867 : :
3868 [ - + ]: 29059 : if (!IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
3869 : 0 : WalletLogPrintf("Cannot add WalletDescriptor to a non-descriptor wallet\n");
3870 : 0 : return nullptr;
3871 : : }
3872 : :
3873 : 29059 : auto spk_man = GetDescriptorScriptPubKeyMan(desc);
3874 [ + + ]: 29059 : if (spk_man) {
3875 [ + - ]: 38 : WalletLogPrintf("Update existing descriptor: %s\n", desc.descriptor->ToString());
3876 : 38 : spk_man->UpdateWalletDescriptor(desc);
3877 : 38 : } else {
3878 [ + - ]: 29021 : auto new_spk_man = std::unique_ptr<DescriptorScriptPubKeyMan>(new DescriptorScriptPubKeyMan(*this, desc, m_keypool_size));
3879 : 29021 : spk_man = new_spk_man.get();
3880 : :
3881 : : // Save the descriptor to memory
3882 [ + - ]: 29021 : uint256 id = new_spk_man->GetID();
3883 [ + - ]: 29021 : AddScriptPubKeyMan(id, std::move(new_spk_man));
3884 : 29021 : }
3885 : :
3886 : : // Add the private keys to the descriptor
3887 [ + + ]: 52586 : for (const auto& entry : signing_provider.keys) {
3888 : 23527 : const CKey& key = entry.second;
3889 : 23527 : spk_man->AddDescriptorKey(key, key.GetPubKey());
3890 : 23527 : }
3891 : :
3892 : : // Top up key pool, the manager will generate new scriptPubKeys internally
3893 [ + + ]: 29059 : if (!spk_man->TopUp()) {
3894 : 134 : WalletLogPrintf("Could not top up scriptPubKeys\n");
3895 : 134 : return nullptr;
3896 : : }
3897 : :
3898 : : // Apply the label if necessary
3899 : : // Note: we disable labels for ranged descriptors
3900 [ + + ]: 28925 : if (!desc.descriptor->IsRange()) {
3901 : 6000 : auto script_pub_keys = spk_man->GetScriptPubKeys();
3902 [ - + ]: 6000 : if (script_pub_keys.empty()) {
3903 [ # # ]: 0 : WalletLogPrintf("Could not generate scriptPubKeys (cache is empty)\n");
3904 : 0 : return nullptr;
3905 : : }
3906 : :
3907 [ - + ]: 6000 : if (!internal) {
3908 [ + + ]: 12409 : for (const auto& script : script_pub_keys) {
3909 [ + - ]: 6409 : CTxDestination dest;
3910 [ + - + + ]: 6409 : if (ExtractDestination(script, dest)) {
3911 [ - + ]: 1212 : SetAddressBook(dest, label, AddressPurpose::RECEIVE);
3912 : 1212 : }
3913 : 6409 : }
3914 : 6000 : }
3915 [ - + ]: 6000 : }
3916 : :
3917 : : // Save the descriptor to DB
3918 : 28925 : spk_man->WriteDescriptor();
3919 : :
3920 : 28925 : return spk_man;
3921 : 29059 : }
3922 : :
3923 : 0 : bool CWallet::MigrateToSQLite(bilingual_str& error)
3924 : : {
3925 : 0 : AssertLockHeld(cs_wallet);
3926 : :
3927 : 0 : WalletLogPrintf("Migrating wallet storage database from BerkeleyDB to SQLite.\n");
3928 : :
3929 [ # # # # ]: 0 : if (m_database->Format() == "sqlite") {
3930 : 0 : error = _("Error: This wallet already uses SQLite");
3931 : 0 : return false;
3932 : : }
3933 : :
3934 : : // Get all of the records for DB type migration
3935 : 0 : std::unique_ptr<DatabaseBatch> batch = m_database->MakeBatch();
3936 [ # # ]: 0 : std::unique_ptr<DatabaseCursor> cursor = batch->GetNewCursor();
3937 : 0 : std::vector<std::pair<SerializeData, SerializeData>> records;
3938 [ # # ]: 0 : if (!cursor) {
3939 [ # # ]: 0 : error = _("Error: Unable to begin reading all records in the database");
3940 : 0 : return false;
3941 : : }
3942 : 0 : DatabaseCursor::Status status = DatabaseCursor::Status::FAIL;
3943 : 0 : while (true) {
3944 [ # # ]: 0 : DataStream ss_key{};
3945 [ # # ]: 0 : DataStream ss_value{};
3946 [ # # ]: 0 : status = cursor->Next(ss_key, ss_value);
3947 [ # # ]: 0 : if (status != DatabaseCursor::Status::MORE) {
3948 : 0 : break;
3949 : : }
3950 [ # # # # : 0 : SerializeData key(ss_key.begin(), ss_key.end());
# # ]
3951 [ # # # # : 0 : SerializeData value(ss_value.begin(), ss_value.end());
# # ]
3952 [ # # ]: 0 : records.emplace_back(key, value);
3953 [ # # # ]: 0 : }
3954 : 0 : cursor.reset();
3955 : 0 : batch.reset();
3956 [ # # ]: 0 : if (status != DatabaseCursor::Status::DONE) {
3957 [ # # ]: 0 : error = _("Error: Unable to read all records in the database");
3958 : 0 : return false;
3959 : : }
3960 : :
3961 : : // Close this database and delete the file
3962 [ # # # # ]: 0 : fs::path db_path = fs::PathFromString(m_database->Filename());
3963 [ # # ]: 0 : m_database->Close();
3964 [ # # ]: 0 : fs::remove(db_path);
3965 : :
3966 : : // Generate the path for the location of the migrated wallet
3967 : : // Wallets that are plain files rather than wallet directories will be migrated to be wallet directories.
3968 [ # # # # : 0 : const fs::path wallet_path = fsbridge::AbsPathJoin(GetWalletDir(), fs::PathFromString(m_name));
# # ]
3969 : :
3970 : : // Make new DB
3971 : 0 : DatabaseOptions opts;
3972 : 0 : opts.require_create = true;
3973 : 0 : opts.require_format = DatabaseFormat::SQLITE;
3974 : 0 : DatabaseStatus db_status;
3975 [ # # ]: 0 : std::unique_ptr<WalletDatabase> new_db = MakeDatabase(wallet_path, opts, db_status, error);
3976 [ # # ]: 0 : assert(new_db); // This is to prevent doing anything further with this wallet. The original file was deleted, but a backup exists.
3977 : 0 : m_database.reset();
3978 : 0 : m_database = std::move(new_db);
3979 : :
3980 : : // Write existing records into the new DB
3981 [ # # ]: 0 : batch = m_database->MakeBatch();
3982 [ # # ]: 0 : bool began = batch->TxnBegin();
3983 [ # # ]: 0 : assert(began); // This is a critical error, the new db could not be written to. The original db exists as a backup, but we should not continue execution.
3984 [ # # ]: 0 : for (const auto& [key, value] : records) {
3985 [ # # # # : 0 : if (!batch->Write(Span{key}, Span{value})) {
# # # # #
# # # ]
3986 [ # # ]: 0 : batch->TxnAbort();
3987 [ # # ]: 0 : m_database->Close();
3988 [ # # # # : 0 : fs::remove(m_database->Filename());
# # ]
3989 : 0 : assert(false); // This is a critical error, the new db could not be written to. The original db exists as a backup, but we should not continue execution.
3990 : : }
3991 : 0 : }
3992 [ # # ]: 0 : bool committed = batch->TxnCommit();
3993 [ # # ]: 0 : assert(committed); // This is a critical error, the new db could not be written to. The original db exists as a backup, but we should not continue execution.
3994 : 0 : return true;
3995 : 0 : }
3996 : :
3997 : 0 : std::optional<MigrationData> CWallet::GetDescriptorsForLegacy(bilingual_str& error) const
3998 : : {
3999 : 0 : AssertLockHeld(cs_wallet);
4000 : :
4001 : 0 : LegacyScriptPubKeyMan* legacy_spkm = GetLegacyScriptPubKeyMan();
4002 [ # # ]: 0 : if (!Assume(legacy_spkm)) {
4003 : : // This shouldn't happen
4004 [ # # ]: 0 : error = Untranslated(STR_INTERNAL_BUG("Error: Legacy wallet data missing"));
4005 : 0 : return std::nullopt;
4006 : : }
4007 : :
4008 : 0 : std::optional<MigrationData> res = legacy_spkm->MigrateToDescriptor();
4009 [ # # ]: 0 : if (res == std::nullopt) {
4010 [ # # ]: 0 : error = _("Error: Unable to produce descriptors for this legacy wallet. Make sure to provide the wallet's passphrase if it is encrypted.");
4011 : 0 : return std::nullopt;
4012 : : }
4013 : 0 : return res;
4014 : 0 : }
4015 : :
4016 : 0 : bool CWallet::ApplyMigrationData(MigrationData& data, bilingual_str& error)
4017 : : {
4018 : 0 : AssertLockHeld(cs_wallet);
4019 : :
4020 : 0 : LegacyScriptPubKeyMan* legacy_spkm = GetLegacyScriptPubKeyMan();
4021 [ # # ]: 0 : if (!Assume(legacy_spkm)) {
4022 : : // This shouldn't happen
4023 [ # # ]: 0 : error = Untranslated(STR_INTERNAL_BUG("Error: Legacy wallet data missing"));
4024 : 0 : return false;
4025 : : }
4026 : :
4027 : : // Get all invalid or non-watched scripts that will not be migrated
4028 : 0 : std::set<CTxDestination> not_migrated_dests;
4029 [ # # # # ]: 0 : for (const auto& script : legacy_spkm->GetNotMineScriptPubKeys()) {
4030 [ # # ]: 0 : CTxDestination dest;
4031 [ # # # # : 0 : if (ExtractDestination(script, dest)) not_migrated_dests.emplace(dest);
# # ]
4032 : 0 : }
4033 : :
4034 [ # # ]: 0 : Assume(!m_cached_spks.empty());
4035 : :
4036 [ # # # # ]: 0 : for (auto& desc_spkm : data.desc_spkms) {
4037 [ # # # # : 0 : if (m_spk_managers.count(desc_spkm->GetID()) > 0) {
# # ]
4038 [ # # ]: 0 : error = _("Error: Duplicate descriptors created during migration. Your wallet may be corrupted.");
4039 : 0 : return false;
4040 : : }
4041 [ # # ]: 0 : uint256 id = desc_spkm->GetID();
4042 [ # # ]: 0 : AddScriptPubKeyMan(id, std::move(desc_spkm));
4043 [ # # ]: 0 : }
4044 : :
4045 : : // Remove the LegacyScriptPubKeyMan from disk
4046 [ # # # # ]: 0 : if (!legacy_spkm->DeleteRecords()) {
4047 : 0 : return false;
4048 : : }
4049 : :
4050 : : // Remove the LegacyScriptPubKeyMan from memory
4051 [ # # # # ]: 0 : m_spk_managers.erase(legacy_spkm->GetID());
4052 : 0 : m_external_spk_managers.clear();
4053 : 0 : m_internal_spk_managers.clear();
4054 : :
4055 : : // Setup new descriptors
4056 [ # # ]: 0 : SetWalletFlag(WALLET_FLAG_DESCRIPTORS);
4057 [ # # ]: 0 : if (!IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
4058 : : // Use the existing master key if we have it
4059 [ # # # # ]: 0 : if (data.master_key.key.IsValid()) {
4060 [ # # ]: 0 : SetupDescriptorScriptPubKeyMans(data.master_key);
4061 : 0 : } else {
4062 : : // Setup with a new seed if we don't.
4063 [ # # ]: 0 : SetupDescriptorScriptPubKeyMans();
4064 : : }
4065 : 0 : }
4066 : :
4067 : : // Get best block locator so that we can copy it to the watchonly and solvables
4068 [ # # ]: 0 : CBlockLocator best_block_locator;
4069 [ # # # # : 0 : if (!WalletBatch(GetDatabase()).ReadBestBlock(best_block_locator)) {
# # # # ]
4070 [ # # ]: 0 : error = _("Error: Unable to read wallet's best block locator record");
4071 : 0 : return false;
4072 : : }
4073 : :
4074 : : // Check if the transactions in the wallet are still ours. Either they belong here, or they belong in the watchonly wallet.
4075 : : // We need to go through these in the tx insertion order so that lookups to spends works.
4076 : 0 : std::vector<uint256> txids_to_delete;
4077 : 0 : std::unique_ptr<WalletBatch> watchonly_batch;
4078 [ # # ]: 0 : if (data.watchonly_wallet) {
4079 [ # # # # ]: 0 : watchonly_batch = std::make_unique<WalletBatch>(data.watchonly_wallet->GetDatabase());
4080 : : // Copy the next tx order pos to the watchonly wallet
4081 [ # # # # ]: 0 : LOCK(data.watchonly_wallet->cs_wallet);
4082 : 0 : data.watchonly_wallet->nOrderPosNext = nOrderPosNext;
4083 [ # # ]: 0 : watchonly_batch->WriteOrderPosNext(data.watchonly_wallet->nOrderPosNext);
4084 : : // Write the best block locator to avoid rescanning on reload
4085 [ # # # # ]: 0 : if (!watchonly_batch->WriteBestBlock(best_block_locator)) {
4086 [ # # ]: 0 : error = _("Error: Unable to write watchonly wallet best block locator record");
4087 : 0 : return false;
4088 : : }
4089 [ # # ]: 0 : }
4090 [ # # ]: 0 : if (data.solvable_wallet) {
4091 : : // Write the best block locator to avoid rescanning on reload
4092 [ # # # # : 0 : if (!WalletBatch(data.solvable_wallet->GetDatabase()).WriteBestBlock(best_block_locator)) {
# # # # ]
4093 [ # # ]: 0 : error = _("Error: Unable to write solvable wallet best block locator record");
4094 : 0 : return false;
4095 : : }
4096 : 0 : }
4097 [ # # # # ]: 0 : for (const auto& [_pos, wtx] : wtxOrdered) {
4098 : : // Check it is the watchonly wallet's
4099 : : // solvable_wallet doesn't need to be checked because transactions for those scripts weren't being watched for
4100 [ # # # # : 0 : bool is_mine = IsMine(*wtx->tx) || IsFromMe(*wtx->tx);
# # # # ]
4101 [ # # ]: 0 : if (data.watchonly_wallet) {
4102 [ # # # # ]: 0 : LOCK(data.watchonly_wallet->cs_wallet);
4103 [ # # # # : 0 : if (data.watchonly_wallet->IsMine(*wtx->tx) || data.watchonly_wallet->IsFromMe(*wtx->tx)) {
# # # # #
# # # ]
4104 : : // Add to watchonly wallet
4105 [ # # # # : 0 : const uint256& hash = wtx->GetHash();
# # ]
4106 : 0 : const CWalletTx& to_copy_wtx = *wtx;
4107 [ # # # # ]: 0 : if (!data.watchonly_wallet->LoadToWallet(hash, [&](CWalletTx& ins_wtx, bool new_tx) EXCLUSIVE_LOCKS_REQUIRED(data.watchonly_wallet->cs_wallet) {
4108 [ # # ]: 0 : if (!new_tx) return false;
4109 : 0 : ins_wtx.SetTx(to_copy_wtx.tx);
4110 : 0 : ins_wtx.CopyFrom(to_copy_wtx);
4111 : 0 : return true;
4112 : 0 : })) {
4113 [ # # # # : 0 : error = strprintf(_("Error: Could not add watchonly tx %s to watchonly wallet"), wtx->GetHash().GetHex());
# # # # #
# ]
4114 : 0 : return false;
4115 : : }
4116 [ # # # # ]: 0 : watchonly_batch->WriteTx(data.watchonly_wallet->mapWallet.at(hash));
4117 : : // Mark as to remove from the migrated wallet only if it does not also belong to it
4118 [ # # ]: 0 : if (!is_mine) {
4119 [ # # ]: 0 : txids_to_delete.push_back(hash);
4120 : 0 : }
4121 : 0 : continue;
4122 : 0 : }
4123 [ # # ]: 0 : }
4124 [ # # ]: 0 : if (!is_mine) {
4125 : : // Both not ours and not in the watchonly wallet
4126 [ # # # # : 0 : error = strprintf(_("Error: Transaction %s in wallet cannot be identified to belong to migrated wallets"), wtx->GetHash().GetHex());
# # # # #
# ]
4127 : 0 : return false;
4128 : : }
4129 [ # # # # : 0 : }
# ]
4130 : 0 : watchonly_batch.reset(); // Flush
4131 : : // Do the removes
4132 [ # # ]: 0 : if (txids_to_delete.size() > 0) {
4133 [ # # # # : 0 : if (auto res = RemoveTxs(txids_to_delete); !res) {
# # ]
4134 [ # # # # : 0 : error = _("Error: Could not delete watchonly transactions. ") + util::ErrorString(res);
# # ]
4135 : 0 : return false;
4136 : : }
4137 : 0 : }
4138 : :
4139 : : // Pair external wallets with their corresponding db handler
4140 : 0 : std::vector<std::pair<std::shared_ptr<CWallet>, std::unique_ptr<WalletBatch>>> wallets_vec;
4141 [ # # # # ]: 0 : for (const auto& ext_wallet : {data.watchonly_wallet, data.solvable_wallet}) {
4142 [ # # ]: 0 : if (!ext_wallet) continue;
4143 : :
4144 [ # # # # ]: 0 : std::unique_ptr<WalletBatch> batch = std::make_unique<WalletBatch>(ext_wallet->GetDatabase());
4145 [ # # # # ]: 0 : if (!batch->TxnBegin()) {
4146 [ # # # # : 0 : error = strprintf(_("Error: database transaction cannot be executed for wallet %s"), ext_wallet->GetName());
# # ]
4147 : 0 : return false;
4148 : : }
4149 [ # # ]: 0 : wallets_vec.emplace_back(ext_wallet, std::move(batch));
4150 [ # # # # : 0 : }
# ]
4151 : :
4152 : : // Write address book entry to disk
4153 : 0 : auto func_store_addr = [](WalletBatch& batch, const CTxDestination& dest, const CAddressBookData& entry) {
4154 : 0 : auto address{EncodeDestination(dest)};
4155 [ # # # # : 0 : if (entry.purpose) batch.WritePurpose(address, PurposeToString(*entry.purpose));
# # ]
4156 [ # # # # ]: 0 : if (entry.label) batch.WriteName(address, *entry.label);
4157 [ # # ]: 0 : for (const auto& [id, request] : entry.receive_requests) {
4158 [ # # # # ]: 0 : batch.WriteAddressReceiveRequest(dest, id, request);
4159 : 0 : }
4160 [ # # # # ]: 0 : if (entry.previously_spent) batch.WriteAddressPreviouslySpent(dest, true);
4161 : 0 : };
4162 : :
4163 : : // Check the address book data in the same way we did for transactions
4164 : 0 : std::vector<CTxDestination> dests_to_delete;
4165 [ # # # # ]: 0 : for (const auto& [dest, record] : m_address_book) {
4166 : : // Ensure "receive" entries that are no longer part of the original wallet are transferred to another wallet
4167 : : // Entries for everything else ("send") will be cloned to all wallets.
4168 [ # # # # : 0 : bool require_transfer = record.purpose == AddressPurpose::RECEIVE && !IsMine(dest);
# # # # ]
4169 : 0 : bool copied = false;
4170 [ # # ]: 0 : for (auto& [wallet, batch] : wallets_vec) {
4171 [ # # # # : 0 : LOCK(wallet->cs_wallet);
# # ]
4172 [ # # # # : 0 : if (require_transfer && !wallet->IsMine(dest)) continue;
# # # # ]
4173 : :
4174 : : // Copy the entire address book entry
4175 [ # # # # : 0 : wallet->m_address_book[dest] = record;
# # ]
4176 [ # # # # ]: 0 : func_store_addr(*batch, dest, record);
4177 : :
4178 : 0 : copied = true;
4179 : : // Only delete 'receive' records that are no longer part of the original wallet
4180 [ # # ]: 0 : if (require_transfer) {
4181 [ # # ]: 0 : dests_to_delete.push_back(dest);
4182 : 0 : break;
4183 : : }
4184 [ # # # # : 0 : }
# ]
4185 : :
4186 : : // Fail immediately if we ever found an entry that was ours and cannot be transferred
4187 : : // to any of the created wallets (watch-only, solvable).
4188 : : // Means that no inferred descriptor maps to the stored entry. Which mustn't happen.
4189 [ # # # # ]: 0 : if (require_transfer && !copied) {
4190 : :
4191 : : // Skip invalid/non-watched scripts that will not be migrated
4192 [ # # # # ]: 0 : if (not_migrated_dests.count(dest) > 0) {
4193 [ # # ]: 0 : dests_to_delete.push_back(dest);
4194 : 0 : continue;
4195 : : }
4196 : :
4197 [ # # ]: 0 : error = _("Error: Address book data in wallet cannot be identified to belong to migrated wallets");
4198 : 0 : return false;
4199 : : }
4200 [ # # # # : 0 : }
# ]
4201 : :
4202 : : // Persist external wallets address book entries
4203 [ # # # # ]: 0 : for (auto& [wallet, batch] : wallets_vec) {
4204 [ # # # # ]: 0 : if (!batch->TxnCommit()) {
4205 [ # # # # : 0 : error = strprintf(_("Error: address book copy failed for wallet %s"), wallet->GetName());
# # ]
4206 : 0 : return false;
4207 : : }
4208 [ # # ]: 0 : }
4209 : :
4210 : : // Remove the things to delete in this wallet
4211 [ # # # # ]: 0 : WalletBatch local_wallet_batch(GetDatabase());
4212 [ # # ]: 0 : local_wallet_batch.TxnBegin();
4213 [ # # ]: 0 : if (dests_to_delete.size() > 0) {
4214 [ # # # # ]: 0 : for (const auto& dest : dests_to_delete) {
4215 [ # # # # ]: 0 : if (!DelAddressBookWithDB(local_wallet_batch, dest)) {
4216 [ # # ]: 0 : error = _("Error: Unable to remove watchonly address book data");
4217 : 0 : return false;
4218 : : }
4219 [ # # ]: 0 : }
4220 : 0 : }
4221 [ # # ]: 0 : local_wallet_batch.TxnCommit();
4222 : :
4223 : : // Connect the SPKM signals
4224 [ # # ]: 0 : ConnectScriptPubKeyManNotifiers();
4225 [ # # ]: 0 : NotifyCanGetAddressesChanged();
4226 : :
4227 [ # # ]: 0 : WalletLogPrintf("Wallet migration complete.\n");
4228 : :
4229 : 0 : return true;
4230 : 0 : }
4231 : :
4232 : 562577 : bool CWallet::CanGrindR() const
4233 : : {
4234 : 562577 : return !IsWalletFlagSet(WALLET_FLAG_EXTERNAL_SIGNER);
4235 : : }
4236 : :
4237 : 0 : bool DoMigration(CWallet& wallet, WalletContext& context, bilingual_str& error, MigrationResult& res) EXCLUSIVE_LOCKS_REQUIRED(wallet.cs_wallet)
4238 : : {
4239 : 0 : AssertLockHeld(wallet.cs_wallet);
4240 : :
4241 : : // Get all of the descriptors from the legacy wallet
4242 : 0 : std::optional<MigrationData> data = wallet.GetDescriptorsForLegacy(error);
4243 [ # # ]: 0 : if (data == std::nullopt) return false;
4244 : :
4245 : : // Create the watchonly and solvable wallets if necessary
4246 [ # # # # ]: 0 : if (data->watch_descs.size() > 0 || data->solvable_descs.size() > 0) {
4247 : 0 : DatabaseOptions options;
4248 : 0 : options.require_existing = false;
4249 : 0 : options.require_create = true;
4250 : 0 : options.require_format = DatabaseFormat::SQLITE;
4251 : :
4252 [ # # ]: 0 : WalletContext empty_context;
4253 : 0 : empty_context.args = context.args;
4254 : :
4255 : : // Make the wallets
4256 : 0 : options.create_flags = WALLET_FLAG_DISABLE_PRIVATE_KEYS | WALLET_FLAG_BLANK_WALLET | WALLET_FLAG_DESCRIPTORS;
4257 [ # # ]: 0 : if (wallet.IsWalletFlagSet(WALLET_FLAG_AVOID_REUSE)) {
4258 : 0 : options.create_flags |= WALLET_FLAG_AVOID_REUSE;
4259 : 0 : }
4260 [ # # ]: 0 : if (wallet.IsWalletFlagSet(WALLET_FLAG_KEY_ORIGIN_METADATA)) {
4261 : 0 : options.create_flags |= WALLET_FLAG_KEY_ORIGIN_METADATA;
4262 : 0 : }
4263 [ # # ]: 0 : if (data->watch_descs.size() > 0) {
4264 [ # # ]: 0 : wallet.WalletLogPrintf("Making a new watchonly wallet containing the watched scripts\n");
4265 : :
4266 : 0 : DatabaseStatus status;
4267 : 0 : std::vector<bilingual_str> warnings;
4268 [ # # # # ]: 0 : std::string wallet_name = wallet.GetName() + "_watchonly";
4269 [ # # ]: 0 : std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(wallet_name, options, status, error);
4270 [ # # ]: 0 : if (!database) {
4271 [ # # # # ]: 0 : error = strprintf(_("Wallet file creation failed: %s"), error);
4272 : 0 : return false;
4273 : : }
4274 : :
4275 [ # # ]: 0 : data->watchonly_wallet = CWallet::Create(empty_context, wallet_name, std::move(database), options.create_flags, error, warnings);
4276 [ # # ]: 0 : if (!data->watchonly_wallet) {
4277 [ # # ]: 0 : error = _("Error: Failed to create new watchonly wallet");
4278 : 0 : return false;
4279 : : }
4280 : 0 : res.watchonly_wallet = data->watchonly_wallet;
4281 [ # # # # ]: 0 : LOCK(data->watchonly_wallet->cs_wallet);
4282 : :
4283 : : // Parse the descriptors and add them to the new wallet
4284 [ # # ]: 0 : for (const auto& [desc_str, creation_time] : data->watch_descs) {
4285 : : // Parse the descriptor
4286 : 0 : FlatSigningProvider keys;
4287 : 0 : std::string parse_err;
4288 [ # # # # ]: 0 : std::unique_ptr<Descriptor> desc = Parse(desc_str, keys, parse_err, /* require_checksum */ true);
4289 [ # # ]: 0 : assert(desc); // It shouldn't be possible to have the LegacyScriptPubKeyMan make an invalid descriptor
4290 [ # # # # ]: 0 : assert(!desc->IsRange()); // It shouldn't be possible to have LegacyScriptPubKeyMan make a ranged watchonly descriptor
4291 : :
4292 : : // Add to the wallet
4293 [ # # # # ]: 0 : WalletDescriptor w_desc(std::move(desc), creation_time, 0, 0, 0);
4294 [ # # # # ]: 0 : data->watchonly_wallet->AddWalletDescriptor(w_desc, keys, "", false);
4295 : 0 : }
4296 : :
4297 : : // Add the wallet to settings
4298 [ # # ]: 0 : UpdateWalletSetting(*context.chain, wallet_name, /*load_on_startup=*/true, warnings);
4299 [ # # ]: 0 : }
4300 [ # # ]: 0 : if (data->solvable_descs.size() > 0) {
4301 [ # # ]: 0 : wallet.WalletLogPrintf("Making a new watchonly wallet containing the unwatched solvable scripts\n");
4302 : :
4303 : 0 : DatabaseStatus status;
4304 : 0 : std::vector<bilingual_str> warnings;
4305 [ # # # # ]: 0 : std::string wallet_name = wallet.GetName() + "_solvables";
4306 [ # # ]: 0 : std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(wallet_name, options, status, error);
4307 [ # # ]: 0 : if (!database) {
4308 [ # # # # ]: 0 : error = strprintf(_("Wallet file creation failed: %s"), error);
4309 : 0 : return false;
4310 : : }
4311 : :
4312 [ # # ]: 0 : data->solvable_wallet = CWallet::Create(empty_context, wallet_name, std::move(database), options.create_flags, error, warnings);
4313 [ # # ]: 0 : if (!data->solvable_wallet) {
4314 [ # # ]: 0 : error = _("Error: Failed to create new watchonly wallet");
4315 : 0 : return false;
4316 : : }
4317 : 0 : res.solvables_wallet = data->solvable_wallet;
4318 [ # # # # ]: 0 : LOCK(data->solvable_wallet->cs_wallet);
4319 : :
4320 : : // Parse the descriptors and add them to the new wallet
4321 [ # # ]: 0 : for (const auto& [desc_str, creation_time] : data->solvable_descs) {
4322 : : // Parse the descriptor
4323 : 0 : FlatSigningProvider keys;
4324 : 0 : std::string parse_err;
4325 [ # # # # ]: 0 : std::unique_ptr<Descriptor> desc = Parse(desc_str, keys, parse_err, /* require_checksum */ true);
4326 [ # # ]: 0 : assert(desc); // It shouldn't be possible to have the LegacyScriptPubKeyMan make an invalid descriptor
4327 [ # # # # ]: 0 : assert(!desc->IsRange()); // It shouldn't be possible to have LegacyScriptPubKeyMan make a ranged watchonly descriptor
4328 : :
4329 : : // Add to the wallet
4330 [ # # # # ]: 0 : WalletDescriptor w_desc(std::move(desc), creation_time, 0, 0, 0);
4331 [ # # # # ]: 0 : data->solvable_wallet->AddWalletDescriptor(w_desc, keys, "", false);
4332 : 0 : }
4333 : :
4334 : : // Add the wallet to settings
4335 [ # # ]: 0 : UpdateWalletSetting(*context.chain, wallet_name, /*load_on_startup=*/true, warnings);
4336 [ # # ]: 0 : }
4337 [ # # ]: 0 : }
4338 : :
4339 : : // Add the descriptors to wallet, remove LegacyScriptPubKeyMan, and cleanup txs and address book data
4340 [ # # # # ]: 0 : if (!wallet.ApplyMigrationData(*data, error)) {
4341 : 0 : return false;
4342 : : }
4343 : 0 : return true;
4344 : 0 : }
4345 : :
4346 : 0 : util::Result<MigrationResult> MigrateLegacyToDescriptor(const std::string& wallet_name, const SecureString& passphrase, WalletContext& context)
4347 : : {
4348 : 0 : MigrationResult res;
4349 : 0 : bilingual_str error;
4350 : 0 : std::vector<bilingual_str> warnings;
4351 : :
4352 : : // If the wallet is still loaded, unload it so that nothing else tries to use it while we're changing it
4353 : 0 : bool was_loaded = false;
4354 [ # # # # : 0 : if (auto wallet = GetWallet(context, wallet_name)) {
# # ]
4355 [ # # # # ]: 0 : if (!RemoveWallet(context, wallet, /*load_on_start=*/std::nullopt, warnings)) {
4356 [ # # # # ]: 0 : return util::Error{_("Unable to unload the wallet before migrating")};
4357 : : }
4358 [ # # ]: 0 : UnloadWallet(std::move(wallet));
4359 : 0 : was_loaded = true;
4360 : 0 : }
4361 : :
4362 : : // Load the wallet but only in the context of this function.
4363 : : // No signals should be connected nor should anything else be aware of this wallet
4364 [ # # ]: 0 : WalletContext empty_context;
4365 : 0 : empty_context.args = context.args;
4366 : 0 : DatabaseOptions options;
4367 : 0 : options.require_existing = true;
4368 : 0 : DatabaseStatus status;
4369 [ # # ]: 0 : std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(wallet_name, options, status, error);
4370 [ # # ]: 0 : if (!database) {
4371 [ # # # # : 0 : return util::Error{Untranslated("Wallet file verification failed.") + Untranslated(" ") + error};
# # # # #
# # # #
# ]
4372 : : }
4373 : :
4374 : : // Make the local wallet
4375 [ # # ]: 0 : std::shared_ptr<CWallet> local_wallet = CWallet::Create(empty_context, wallet_name, std::move(database), options.create_flags, error, warnings);
4376 [ # # ]: 0 : if (!local_wallet) {
4377 [ # # # # : 0 : return util::Error{Untranslated("Wallet loading failed.") + Untranslated(" ") + error};
# # # # #
# # # #
# ]
4378 : : }
4379 : :
4380 : : // Helper to reload as normal for some of our exit scenarios
4381 : 0 : const auto& reload_wallet = [&](std::shared_ptr<CWallet>& to_reload) {
4382 [ # # ]: 0 : assert(to_reload.use_count() == 1);
4383 : 0 : std::string name = to_reload->GetName();
4384 : 0 : to_reload.reset();
4385 [ # # ]: 0 : to_reload = LoadWallet(context, name, /*load_on_start=*/std::nullopt, options, status, error, warnings);
4386 : 0 : return to_reload != nullptr;
4387 : 0 : };
4388 : :
4389 : : // Before anything else, check if there is something to migrate.
4390 [ # # ]: 0 : if (local_wallet->IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS)) {
4391 [ # # ]: 0 : if (was_loaded) {
4392 [ # # ]: 0 : reload_wallet(local_wallet);
4393 : 0 : }
4394 [ # # # # ]: 0 : return util::Error{_("Error: This wallet is already a descriptor wallet")};
4395 : : }
4396 : :
4397 : : // Make a backup of the DB
4398 [ # # # # : 0 : fs::path this_wallet_dir = fs::absolute(fs::PathFromString(local_wallet->GetDatabase().Filename())).parent_path();
# # # # #
# # # ]
4399 [ # # # # : 0 : fs::path backup_filename = fs::PathFromString(strprintf("%s_%d.legacy.bak", (wallet_name.empty() ? "default_wallet" : wallet_name), GetTime()));
# # # # #
# # # # #
# # # # #
# ]
4400 [ # # # # ]: 0 : fs::path backup_path = this_wallet_dir / backup_filename;
4401 [ # # # # : 0 : if (!local_wallet->BackupWallet(fs::PathToString(backup_path))) {
# # ]
4402 [ # # ]: 0 : if (was_loaded) {
4403 [ # # ]: 0 : reload_wallet(local_wallet);
4404 : 0 : }
4405 [ # # # # ]: 0 : return util::Error{_("Error: Unable to make a backup of your wallet")};
4406 : : }
4407 [ # # ]: 0 : res.backup_path = backup_path;
4408 : :
4409 : 0 : bool success = false;
4410 : :
4411 : : // Unlock the wallet if needed
4412 [ # # # # : 0 : if (local_wallet->IsLocked() && !local_wallet->Unlock(passphrase)) {
# # # # ]
4413 [ # # ]: 0 : if (was_loaded) {
4414 [ # # ]: 0 : reload_wallet(local_wallet);
4415 : 0 : }
4416 [ # # ]: 0 : if (passphrase.find('\0') == std::string::npos) {
4417 [ # # # # : 0 : return util::Error{Untranslated("Error: Wallet decryption failed, the wallet passphrase was not provided or was incorrect.")};
# # ]
4418 : : } else {
4419 [ # # # # : 0 : return util::Error{Untranslated("Error: Wallet decryption failed, the wallet passphrase entered was incorrect. "
# # ]
4420 : : "The passphrase contains a null character (ie - a zero byte). "
4421 : : "If this passphrase was set with a version of this software prior to 25.0, "
4422 : : "please try again with only the characters up to — but not including — "
4423 : : "the first null character.")};
4424 : : }
4425 : : }
4426 : :
4427 : : {
4428 [ # # # # ]: 0 : LOCK(local_wallet->cs_wallet);
4429 : : // First change to using SQLite
4430 [ # # # # : 0 : if (!local_wallet->MigrateToSQLite(error)) return util::Error{error};
# # # # ]
4431 : :
4432 : : // Do the migration of keys and scripts for non-blank wallets, and cleanup if it fails
4433 : 0 : success = local_wallet->IsWalletFlagSet(WALLET_FLAG_BLANK_WALLET);
4434 [ # # ]: 0 : if (!success) {
4435 [ # # ]: 0 : success = DoMigration(*local_wallet, context, error, res);
4436 : 0 : } else {
4437 : : // Make sure that descriptors flag is actually set
4438 [ # # ]: 0 : local_wallet->SetWalletFlag(WALLET_FLAG_DESCRIPTORS);
4439 : : }
4440 [ # # ]: 0 : }
4441 : :
4442 : : // In case of reloading failure, we need to remember the wallet dirs to remove
4443 : : // Set is used as it may be populated with the same wallet directory paths multiple times,
4444 : : // both before and after reloading. This ensures the set is complete even if one of the wallets
4445 : : // fails to reload.
4446 : 0 : std::set<fs::path> wallet_dirs;
4447 [ # # ]: 0 : if (success) {
4448 : : // Migration successful, unload all wallets locally, then reload them.
4449 : : // Reload the main wallet
4450 [ # # # # : 0 : wallet_dirs.insert(fs::PathFromString(local_wallet->GetDatabase().Filename()).parent_path());
# # # # #
# # # ]
4451 [ # # ]: 0 : success = reload_wallet(local_wallet);
4452 : 0 : res.wallet = local_wallet;
4453 [ # # ]: 0 : res.wallet_name = wallet_name;
4454 [ # # # # ]: 0 : if (success && res.watchonly_wallet) {
4455 : : // Reload watchonly
4456 [ # # # # : 0 : wallet_dirs.insert(fs::PathFromString(res.watchonly_wallet->GetDatabase().Filename()).parent_path());
# # # # #
# # # ]
4457 [ # # ]: 0 : success = reload_wallet(res.watchonly_wallet);
4458 : 0 : }
4459 [ # # # # ]: 0 : if (success && res.solvables_wallet) {
4460 : : // Reload solvables
4461 [ # # # # : 0 : wallet_dirs.insert(fs::PathFromString(res.solvables_wallet->GetDatabase().Filename()).parent_path());
# # # # #
# # # ]
4462 [ # # ]: 0 : success = reload_wallet(res.solvables_wallet);
4463 : 0 : }
4464 : 0 : }
4465 [ # # ]: 0 : if (!success) {
4466 : : // Migration failed, cleanup
4467 : : // Copy the backup to the actual wallet dir
4468 [ # # # # ]: 0 : fs::path temp_backup_location = fsbridge::AbsPathJoin(GetWalletDir(), backup_filename);
4469 [ # # ]: 0 : fs::copy_file(backup_path, temp_backup_location, fs::copy_options::none);
4470 : :
4471 : : // Make list of wallets to cleanup
4472 : 0 : std::vector<std::shared_ptr<CWallet>> created_wallets;
4473 [ # # # # ]: 0 : if (local_wallet) created_wallets.push_back(std::move(local_wallet));
4474 [ # # # # ]: 0 : if (res.watchonly_wallet) created_wallets.push_back(std::move(res.watchonly_wallet));
4475 [ # # # # ]: 0 : if (res.solvables_wallet) created_wallets.push_back(std::move(res.solvables_wallet));
4476 : :
4477 : : // Get the directories to remove after unloading
4478 [ # # ]: 0 : for (std::shared_ptr<CWallet>& w : created_wallets) {
4479 [ # # # # : 0 : wallet_dirs.emplace(fs::PathFromString(w->GetDatabase().Filename()).parent_path());
# # # # #
# ]
4480 : 0 : }
4481 : :
4482 : : // Unload the wallets
4483 [ # # # # ]: 0 : for (std::shared_ptr<CWallet>& w : created_wallets) {
4484 [ # # # # ]: 0 : if (w->HaveChain()) {
4485 : : // Unloading for wallets that were loaded for normal use
4486 [ # # # # ]: 0 : if (!RemoveWallet(context, w, /*load_on_start=*/false)) {
4487 [ # # # # ]: 0 : error += _("\nUnable to cleanup failed migration");
4488 [ # # # # ]: 0 : return util::Error{error};
4489 : : }
4490 [ # # ]: 0 : UnloadWallet(std::move(w));
4491 : 0 : } else {
4492 : : // Unloading for wallets in local context
4493 [ # # ]: 0 : assert(w.use_count() == 1);
4494 : 0 : w.reset();
4495 : : }
4496 [ # # ]: 0 : }
4497 : :
4498 : : // Delete the wallet directories
4499 [ # # ]: 0 : for (const fs::path& dir : wallet_dirs) {
4500 [ # # ]: 0 : fs::remove_all(dir);
4501 : 0 : }
4502 : :
4503 : : // Restore the backup
4504 : 0 : DatabaseStatus status;
4505 : 0 : std::vector<bilingual_str> warnings;
4506 [ # # # # ]: 0 : if (!RestoreWallet(context, temp_backup_location, wallet_name, /*load_on_start=*/std::nullopt, status, error, warnings)) {
4507 [ # # # # ]: 0 : error += _("\nUnable to restore backup of wallet.");
4508 [ # # # # ]: 0 : return util::Error{error};
4509 : : }
4510 : :
4511 : : // Move the backup to the wallet dir
4512 [ # # ]: 0 : fs::copy_file(temp_backup_location, backup_path, fs::copy_options::none);
4513 [ # # ]: 0 : fs::remove(temp_backup_location);
4514 : :
4515 [ # # # # ]: 0 : return util::Error{error};
4516 : 0 : }
4517 [ # # ]: 0 : return res;
4518 : 0 : }
4519 : :
4520 : 1019588 : void CWallet::CacheNewScriptPubKeys(const std::set<CScript>& spks, ScriptPubKeyMan* spkm)
4521 : : {
4522 [ + + ]: 3401219 : for (const auto& script : spks) {
4523 : 2381631 : m_cached_spks[script].push_back(spkm);
4524 : 2381631 : }
4525 : 1019588 : }
4526 : :
4527 : 1019588 : void CWallet::TopUpCallback(const std::set<CScript>& spks, ScriptPubKeyMan* spkm)
4528 : : {
4529 : : // Update scriptPubKey cache
4530 : 1019588 : CacheNewScriptPubKeys(spks, spkm);
4531 : 1019588 : }
4532 : :
4533 : 0 : std::set<CExtPubKey> CWallet::GetActiveHDPubKeys() const
4534 : : {
4535 : 0 : AssertLockHeld(cs_wallet);
4536 : :
4537 : 0 : Assert(IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS));
4538 : :
4539 : 0 : std::set<CExtPubKey> active_xpubs;
4540 [ # # # # ]: 0 : for (const auto& spkm : GetActiveScriptPubKeyMans()) {
4541 [ # # ]: 0 : const DescriptorScriptPubKeyMan* desc_spkm = dynamic_cast<DescriptorScriptPubKeyMan*>(spkm);
4542 [ # # ]: 0 : assert(desc_spkm);
4543 [ # # # # ]: 0 : LOCK(desc_spkm->cs_desc_man);
4544 [ # # ]: 0 : WalletDescriptor w_desc = desc_spkm->GetWalletDescriptor();
4545 : :
4546 : 0 : std::set<CPubKey> desc_pubkeys;
4547 : 0 : std::set<CExtPubKey> desc_xpubs;
4548 [ # # ]: 0 : w_desc.descriptor->GetPubKeys(desc_pubkeys, desc_xpubs);
4549 [ # # ]: 0 : active_xpubs.merge(std::move(desc_xpubs));
4550 : 0 : }
4551 : 0 : return active_xpubs;
4552 [ # # ]: 0 : }
4553 : :
4554 : 0 : std::optional<CKey> CWallet::GetKey(const CKeyID& keyid) const
4555 : : {
4556 : 0 : Assert(IsWalletFlagSet(WALLET_FLAG_DESCRIPTORS));
4557 : :
4558 [ # # # # : 0 : for (const auto& spkm : GetAllScriptPubKeyMans()) {
# ]
4559 [ # # ]: 0 : const DescriptorScriptPubKeyMan* desc_spkm = dynamic_cast<DescriptorScriptPubKeyMan*>(spkm);
4560 [ # # ]: 0 : assert(desc_spkm);
4561 [ # # # # ]: 0 : LOCK(desc_spkm->cs_desc_man);
4562 [ # # # # : 0 : if (std::optional<CKey> key = desc_spkm->GetKey(keyid)) {
# # ]
4563 : 0 : return key;
4564 : : }
4565 [ # # # # ]: 0 : }
4566 : 0 : return std::nullopt;
4567 : 0 : }
4568 : : } // namespace wallet
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