Branch data Line data Source code
1 : : // Copyright (c) 2009-present The Bitcoin Core developers
2 : : // Distributed under the MIT software license, see the accompanying
3 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 : :
5 : : #include <chain.h>
6 : : #include <clientversion.h>
7 : : #include <core_io.h>
8 : : #include <hash.h>
9 : : #include <interfaces/chain.h>
10 : : #include <key_io.h>
11 : : #include <merkleblock.h>
12 : : #include <rpc/util.h>
13 : : #include <script/descriptor.h>
14 : : #include <script/script.h>
15 : : #include <script/solver.h>
16 : : #include <sync.h>
17 : : #include <uint256.h>
18 : : #include <util/bip32.h>
19 : : #include <util/fs.h>
20 : : #include <util/time.h>
21 : : #include <util/translation.h>
22 : : #include <wallet/rpc/util.h>
23 : : #include <wallet/wallet.h>
24 : :
25 : : #include <cstdint>
26 : : #include <fstream>
27 : : #include <tuple>
28 : : #include <string>
29 : :
30 : : #include <univalue.h>
31 : :
32 : :
33 : :
34 : : using interfaces::FoundBlock;
35 : :
36 : : namespace wallet {
37 : 0 : RPCHelpMan importprunedfunds()
38 : : {
39 : 0 : return RPCHelpMan{
40 : : "importprunedfunds",
41 : : "Imports funds without rescan. Corresponding address or script must previously be included in wallet. Aimed towards pruned wallets. The end-user is responsible to import additional transactions that subsequently spend the imported outputs or rescan after the point in the blockchain the transaction is included.\n",
42 : : {
43 [ # # ]: 0 : {"rawtransaction", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "A raw transaction in hex funding an already-existing address in wallet"},
44 [ # # ]: 0 : {"txoutproof", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The hex output from gettxoutproof that contains the transaction"},
45 : : },
46 [ # # # # : 0 : RPCResult{RPCResult::Type::NONE, "", ""},
# # ]
47 [ # # # # ]: 0 : RPCExamples{""},
48 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
49 : : {
50 : 0 : std::shared_ptr<CWallet> const pwallet = GetWalletForJSONRPCRequest(request);
51 [ # # ]: 0 : if (!pwallet) return UniValue::VNULL;
52 : :
53 [ # # ]: 0 : CMutableTransaction tx;
54 [ # # # # : 0 : if (!DecodeHexTx(tx, request.params[0].get_str())) {
# # # # ]
55 [ # # # # ]: 0 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed. Make sure the tx has at least one input.");
56 : : }
57 : :
58 [ # # # # : 0 : DataStream ssMB{ParseHexV(request.params[1], "proof")};
# # ]
59 [ # # ]: 0 : CMerkleBlock merkleBlock;
60 [ # # ]: 0 : ssMB >> merkleBlock;
61 : :
62 : : //Search partial merkle tree in proof for our transaction and index in valid block
63 : 0 : std::vector<uint256> vMatch;
64 : 0 : std::vector<unsigned int> vIndex;
65 [ # # # # ]: 0 : if (merkleBlock.txn.ExtractMatches(vMatch, vIndex) != merkleBlock.header.hashMerkleRoot) {
66 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Something wrong with merkleblock");
67 : : }
68 : :
69 [ # # ]: 0 : LOCK(pwallet->cs_wallet);
70 : 0 : int height;
71 [ # # # # : 0 : if (!pwallet->chain().findAncestorByHash(pwallet->GetLastBlockHash(), merkleBlock.header.GetHash(), FoundBlock().height(height))) {
# # ]
72 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found in chain");
73 : : }
74 : :
75 : 0 : std::vector<uint256>::const_iterator it;
76 [ # # # # ]: 0 : if ((it = std::find(vMatch.begin(), vMatch.end(), tx.GetHash())) == vMatch.end()) {
77 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction given doesn't exist in proof");
78 : : }
79 : :
80 [ # # ]: 0 : unsigned int txnIndex = vIndex[it - vMatch.begin()];
81 : :
82 [ # # ]: 0 : CTransactionRef tx_ref = MakeTransactionRef(tx);
83 [ # # # # ]: 0 : if (pwallet->IsMine(*tx_ref)) {
84 [ # # # # ]: 0 : pwallet->AddToWallet(std::move(tx_ref), TxStateConfirmed{merkleBlock.header.GetHash(), height, static_cast<int>(txnIndex)});
85 [ # # ]: 0 : return UniValue::VNULL;
86 : : }
87 : :
88 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No addresses in wallet correspond to included transaction");
89 [ # # ]: 0 : },
90 [ # # # # : 0 : };
# # # # #
# # # # #
# # # # #
# ]
91 [ # # # # : 0 : }
# # # # ]
92 : :
93 : 0 : RPCHelpMan removeprunedfunds()
94 : : {
95 : 0 : return RPCHelpMan{
96 : : "removeprunedfunds",
97 : : "Deletes the specified transaction from the wallet. Meant for use with pruned wallets and as a companion to importprunedfunds. This will affect wallet balances.\n",
98 : : {
99 [ # # ]: 0 : {"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The hex-encoded id of the transaction you are deleting"},
100 : : },
101 [ # # # # : 0 : RPCResult{RPCResult::Type::NONE, "", ""},
# # ]
102 : 0 : RPCExamples{
103 [ # # # # : 0 : HelpExampleCli("removeprunedfunds", "\"a8d0c0184dde994a09ec054286f1ce581bebf46446a512166eae7628734ea0a5\"") +
# # ]
104 : 0 : "\nAs a JSON-RPC call\n"
105 [ # # # # : 0 : + HelpExampleRpc("removeprunedfunds", "\"a8d0c0184dde994a09ec054286f1ce581bebf46446a512166eae7628734ea0a5\"")
# # # # ]
106 [ # # ]: 0 : },
107 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
108 : : {
109 : 0 : std::shared_ptr<CWallet> const pwallet = GetWalletForJSONRPCRequest(request);
110 [ # # ]: 0 : if (!pwallet) return UniValue::VNULL;
111 : :
112 [ # # ]: 0 : LOCK(pwallet->cs_wallet);
113 : :
114 [ # # # # ]: 0 : Txid hash{Txid::FromUint256(ParseHashV(request.params[0], "txid"))};
115 : 0 : std::vector<Txid> vHash;
116 [ # # ]: 0 : vHash.push_back(hash);
117 [ # # # # ]: 0 : if (auto res = pwallet->RemoveTxs(vHash); !res) {
118 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, util::ErrorString(res).original);
119 : 0 : }
120 : :
121 : 0 : return UniValue::VNULL;
122 [ # # ]: 0 : },
123 [ # # # # : 0 : };
# # # # #
# # # # #
# # ]
124 [ # # # # ]: 0 : }
125 : :
126 : 0 : static int64_t GetImportTimestamp(const UniValue& data, int64_t now)
127 : : {
128 [ # # ]: 0 : if (data.exists("timestamp")) {
129 [ # # ]: 0 : const UniValue& timestamp = data["timestamp"];
130 [ # # ]: 0 : if (timestamp.isNum()) {
131 : 0 : return timestamp.getInt<int64_t>();
132 [ # # # # ]: 0 : } else if (timestamp.isStr() && timestamp.get_str() == "now") {
133 : : return now;
134 : : }
135 [ # # # # : 0 : throw JSONRPCError(RPC_TYPE_ERROR, strprintf("Expected number or \"now\" timestamp value for key. got type %s", uvTypeName(timestamp.type())));
# # ]
136 : : }
137 [ # # # # ]: 0 : throw JSONRPCError(RPC_TYPE_ERROR, "Missing required timestamp field for key");
138 : : }
139 : :
140 : 0 : static UniValue ProcessDescriptorImport(CWallet& wallet, const UniValue& data, const int64_t timestamp) EXCLUSIVE_LOCKS_REQUIRED(wallet.cs_wallet)
141 : : {
142 : 0 : UniValue warnings(UniValue::VARR);
143 : 0 : UniValue result(UniValue::VOBJ);
144 : :
145 : 0 : try {
146 [ # # # # ]: 0 : if (!data.exists("desc")) {
147 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Descriptor not found.");
148 : : }
149 : :
150 [ # # # # : 0 : const std::string& descriptor = data["desc"].get_str();
# # ]
151 [ # # # # : 0 : const bool active = data.exists("active") ? data["active"].get_bool() : false;
# # # # #
# ]
152 [ # # # # : 0 : const std::string label{LabelFromValue(data["label"])};
# # ]
153 : :
154 : : // Parse descriptor string
155 : 0 : FlatSigningProvider keys;
156 [ # # ]: 0 : std::string error;
157 [ # # ]: 0 : auto parsed_descs = Parse(descriptor, keys, error, /* require_checksum = */ true);
158 [ # # ]: 0 : if (parsed_descs.empty()) {
159 [ # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, error);
160 : : }
161 : 0 : std::optional<bool> internal;
162 [ # # # # ]: 0 : if (data.exists("internal")) {
163 [ # # ]: 0 : if (parsed_descs.size() > 1) {
164 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Cannot have multipath descriptor while also specifying \'internal\'");
165 : : }
166 [ # # # # : 0 : internal = data["internal"].get_bool();
# # ]
167 : : }
168 : :
169 : : // Range check
170 : 0 : int64_t range_start = 0, range_end = 1, next_index = 0;
171 [ # # # # : 0 : if (!parsed_descs.at(0)->IsRange() && data.exists("range")) {
# # # # #
# # # #
# ]
172 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Range should not be specified for an un-ranged descriptor");
173 [ # # # # : 0 : } else if (parsed_descs.at(0)->IsRange()) {
# # ]
174 [ # # # # ]: 0 : if (data.exists("range")) {
175 [ # # # # : 0 : auto range = ParseDescriptorRange(data["range"]);
# # ]
176 : 0 : range_start = range.first;
177 : 0 : range_end = range.second + 1; // Specified range end is inclusive, but we need range end as exclusive
178 : : } else {
179 [ # # # # ]: 0 : warnings.push_back("Range not given, using default keypool range");
180 : 0 : range_start = 0;
181 : 0 : range_end = wallet.m_keypool_size;
182 : : }
183 : 0 : next_index = range_start;
184 : :
185 [ # # # # ]: 0 : if (data.exists("next_index")) {
186 [ # # # # : 0 : next_index = data["next_index"].getInt<int64_t>();
# # ]
187 : : // bound checks
188 [ # # ]: 0 : if (next_index < range_start || next_index >= range_end) {
189 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "next_index is out of range");
190 : : }
191 : : }
192 : : }
193 : :
194 : : // Active descriptors must be ranged
195 [ # # # # : 0 : if (active && !parsed_descs.at(0)->IsRange()) {
# # ]
196 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Active descriptors must be ranged");
197 : : }
198 : :
199 : : // Multipath descriptors should not have a label
200 [ # # # # : 0 : if (parsed_descs.size() > 1 && data.exists("label")) {
# # # # #
# ]
201 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Multipath descriptors should not have a label");
202 : : }
203 : :
204 : : // Ranged descriptors should not have a label
205 [ # # # # : 0 : if (data.exists("range") && data.exists("label")) {
# # # # #
# # # # #
# # ]
206 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Ranged descriptors should not have a label");
207 : : }
208 : :
209 : : // Internal addresses should not have a label either
210 [ # # # # : 0 : if (internal && data.exists("label")) {
# # # # #
# ]
211 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Internal addresses should not have a label");
212 : : }
213 : :
214 : : // Combo descriptor check
215 [ # # # # : 0 : if (active && !parsed_descs.at(0)->IsSingleType()) {
# # ]
216 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Combo descriptors cannot be set to active");
217 : : }
218 : :
219 : : // If the wallet disabled private keys, abort if private keys exist
220 [ # # # # : 0 : if (wallet.IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS) && !keys.keys.empty()) {
# # ]
221 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Cannot import private keys to a wallet with private keys disabled");
222 : : }
223 : :
224 [ # # ]: 0 : for (size_t j = 0; j < parsed_descs.size(); ++j) {
225 [ # # ]: 0 : auto parsed_desc = std::move(parsed_descs[j]);
226 [ # # # # ]: 0 : bool desc_internal = internal.has_value() && internal.value();
227 [ # # ]: 0 : if (parsed_descs.size() == 2) {
228 : 0 : desc_internal = j == 1;
229 [ # # ]: 0 : } else if (parsed_descs.size() > 2) {
230 [ # # ]: 0 : CHECK_NONFATAL(!desc_internal);
231 : : }
232 : : // Need to ExpandPrivate to check if private keys are available for all pubkeys
233 : 0 : FlatSigningProvider expand_keys;
234 : 0 : std::vector<CScript> scripts;
235 [ # # # # ]: 0 : if (!parsed_desc->Expand(0, keys, scripts, expand_keys)) {
236 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Cannot expand descriptor. Probably because of hardened derivations without private keys provided");
237 : : }
238 [ # # ]: 0 : parsed_desc->ExpandPrivate(0, keys, expand_keys);
239 : :
240 : : // Check if all private keys are provided
241 : 0 : bool have_all_privkeys = !expand_keys.keys.empty();
242 [ # # ]: 0 : for (const auto& entry : expand_keys.origins) {
243 : 0 : const CKeyID& key_id = entry.first;
244 : 0 : CKey key;
245 [ # # # # ]: 0 : if (!expand_keys.GetKey(key_id, key)) {
246 : 0 : have_all_privkeys = false;
247 : 0 : break;
248 : : }
249 : 0 : }
250 : :
251 : : // If private keys are enabled, check some things.
252 [ # # # # ]: 0 : if (!wallet.IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
253 [ # # ]: 0 : if (keys.keys.empty()) {
254 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Cannot import descriptor without private keys to a wallet with private keys enabled");
255 : : }
256 [ # # ]: 0 : if (!have_all_privkeys) {
257 [ # # # # ]: 0 : warnings.push_back("Not all private keys provided. Some wallet functionality may return unexpected errors");
258 : : }
259 : : }
260 : :
261 [ # # # # ]: 0 : WalletDescriptor w_desc(std::move(parsed_desc), timestamp, range_start, range_end, next_index);
262 : :
263 : : // Add descriptor to the wallet
264 [ # # ]: 0 : auto spk_manager_res = wallet.AddWalletDescriptor(w_desc, keys, label, desc_internal);
265 : :
266 [ # # ]: 0 : if (!spk_manager_res) {
267 [ # # # # : 0 : throw JSONRPCError(RPC_WALLET_ERROR, strprintf("Could not add descriptor '%s': %s", descriptor, util::ErrorString(spk_manager_res).original));
# # ]
268 : : }
269 : :
270 [ # # ]: 0 : auto& spk_manager = spk_manager_res.value().get();
271 : :
272 : : // Set descriptor as active if necessary
273 [ # # ]: 0 : if (active) {
274 [ # # # # ]: 0 : if (!w_desc.descriptor->GetOutputType()) {
275 [ # # # # ]: 0 : warnings.push_back("Unknown output type, cannot set descriptor to active.");
276 : : } else {
277 [ # # # # : 0 : wallet.AddActiveScriptPubKeyMan(spk_manager.GetID(), *w_desc.descriptor->GetOutputType(), desc_internal);
# # ]
278 : : }
279 : : } else {
280 [ # # # # ]: 0 : if (w_desc.descriptor->GetOutputType()) {
281 [ # # # # : 0 : wallet.DeactivateScriptPubKeyMan(spk_manager.GetID(), *w_desc.descriptor->GetOutputType(), desc_internal);
# # ]
282 : : }
283 : : }
284 : 0 : }
285 : :
286 [ # # # # : 0 : result.pushKV("success", UniValue(true));
# # ]
287 [ # # ]: 0 : } catch (const UniValue& e) {
288 [ - - - - : 0 : result.pushKV("success", UniValue(false));
- - ]
289 [ - - - - : 0 : result.pushKV("error", e);
- - ]
290 : 0 : }
291 [ # # ]: 0 : PushWarnings(warnings, result);
292 : 0 : return result;
293 : 0 : }
294 : :
295 : 0 : RPCHelpMan importdescriptors()
296 : : {
297 : 0 : return RPCHelpMan{
298 : : "importdescriptors",
299 : : "Import descriptors. This will trigger a rescan of the blockchain based on the earliest timestamp of all descriptors being imported. Requires a new wallet backup.\n"
300 : : "When importing descriptors with multipath key expressions, if the multipath specifier contains exactly two elements, the descriptor produced from the second element will be imported as an internal descriptor.\n"
301 : : "\nNote: This call can take over an hour to complete if using an early timestamp; during that time, other rpc calls\n"
302 : : "may report that the imported keys, addresses or scripts exist but related transactions are still missing.\n"
303 : : "The rescan is significantly faster if block filters are available (using startup option \"-blockfilterindex=1\").\n",
304 : : {
305 [ # # ]: 0 : {"requests", RPCArg::Type::ARR, RPCArg::Optional::NO, "Data to be imported",
306 : : {
307 [ # # ]: 0 : {"", RPCArg::Type::OBJ, RPCArg::Optional::OMITTED, "",
308 : : {
309 [ # # ]: 0 : {"desc", RPCArg::Type::STR, RPCArg::Optional::NO, "Descriptor to import."},
310 [ # # ]: 0 : {"active", RPCArg::Type::BOOL, RPCArg::Default{false}, "Set this descriptor to be the active descriptor for the corresponding output type/externality"},
311 [ # # ]: 0 : {"range", RPCArg::Type::RANGE, RPCArg::Optional::OMITTED, "If a ranged descriptor is used, this specifies the end or the range (in the form [begin,end]) to import"},
312 [ # # ]: 0 : {"next_index", RPCArg::Type::NUM, RPCArg::Optional::OMITTED, "If a ranged descriptor is set to active, this specifies the next index to generate addresses from"},
313 [ # # ]: 0 : {"timestamp", RPCArg::Type::NUM, RPCArg::Optional::NO, "Time from which to start rescanning the blockchain for this descriptor, in " + UNIX_EPOCH_TIME + "\n"
314 : : "Use the string \"now\" to substitute the current synced blockchain time.\n"
315 : : "\"now\" can be specified to bypass scanning, for outputs which are known to never have been used, and\n"
316 : : "0 can be specified to scan the entire blockchain. Blocks up to 2 hours before the earliest timestamp\n"
317 : 0 : "of all descriptors being imported will be scanned as well as the mempool.",
318 [ # # ]: 0 : RPCArgOptions{.type_str={"timestamp | \"now\"", "integer / string"}}
319 : : },
320 [ # # ]: 0 : {"internal", RPCArg::Type::BOOL, RPCArg::Default{false}, "Whether matching outputs should be treated as not incoming payments (e.g. change)"},
321 [ # # ]: 0 : {"label", RPCArg::Type::STR, RPCArg::Default{""}, "Label to assign to the address, only allowed with internal=false. Disabled for ranged descriptors"},
322 : : },
323 : : },
324 : : },
325 [ # # # # ]: 0 : RPCArgOptions{.oneline_description="requests"}},
326 : : },
327 : 0 : RPCResult{
328 : : RPCResult::Type::ARR, "", "Response is an array with the same size as the input that has the execution result",
329 : : {
330 : : {RPCResult::Type::OBJ, "", "",
331 : : {
332 : : {RPCResult::Type::BOOL, "success", ""},
333 : : {RPCResult::Type::ARR, "warnings", /*optional=*/true, "",
334 : : {
335 : : {RPCResult::Type::STR, "", ""},
336 : : }},
337 : : {RPCResult::Type::OBJ, "error", /*optional=*/true, "",
338 : : {
339 : : {RPCResult::Type::ELISION, "", "JSONRPC error"},
340 : : }},
341 : : }},
342 : : }
343 [ # # # # : 0 : },
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# # # # #
# ]
344 : 0 : RPCExamples{
345 [ # # # # : 0 : HelpExampleCli("importdescriptors", "'[{ \"desc\": \"<my descriptor>\", \"timestamp\":1455191478, \"internal\": true }, "
# # ]
346 : 0 : "{ \"desc\": \"<my descriptor 2>\", \"label\": \"example 2\", \"timestamp\": 1455191480 }]'") +
347 [ # # # # : 0 : HelpExampleCli("importdescriptors", "'[{ \"desc\": \"<my descriptor>\", \"timestamp\":1455191478, \"active\": true, \"range\": [0,100], \"label\": \"<my bech32 wallet>\" }]'")
# # # # ]
348 [ # # ]: 0 : },
349 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& main_request) -> UniValue
350 : : {
351 : 0 : std::shared_ptr<CWallet> const pwallet = GetWalletForJSONRPCRequest(main_request);
352 [ # # ]: 0 : if (!pwallet) return UniValue::VNULL;
353 [ # # ]: 0 : CWallet& wallet{*pwallet};
354 : :
355 : : // Make sure the results are valid at least up to the most recent block
356 : : // the user could have gotten from another RPC command prior to now
357 [ # # ]: 0 : wallet.BlockUntilSyncedToCurrentChain();
358 : :
359 : 0 : WalletRescanReserver reserver(*pwallet);
360 [ # # ]: 0 : if (!reserver.reserve(/*with_passphrase=*/true)) {
361 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Wallet is currently rescanning. Abort existing rescan or wait.");
362 : : }
363 : :
364 : : // Ensure that the wallet is not locked for the remainder of this RPC, as
365 : : // the passphrase is used to top up the keypool.
366 [ # # ]: 0 : LOCK(pwallet->m_relock_mutex);
367 : :
368 [ # # ]: 0 : const UniValue& requests = main_request.params[0];
369 : 0 : const int64_t minimum_timestamp = 1;
370 : 0 : int64_t now = 0;
371 : 0 : int64_t lowest_timestamp = 0;
372 : 0 : bool rescan = false;
373 : 0 : UniValue response(UniValue::VARR);
374 : 0 : {
375 [ # # ]: 0 : LOCK(pwallet->cs_wallet);
376 [ # # ]: 0 : EnsureWalletIsUnlocked(*pwallet);
377 : :
378 [ # # # # ]: 0 : CHECK_NONFATAL(pwallet->chain().findBlock(pwallet->GetLastBlockHash(), FoundBlock().time(lowest_timestamp).mtpTime(now)));
379 : :
380 : : // Get all timestamps and extract the lowest timestamp
381 [ # # # # ]: 0 : for (const UniValue& request : requests.getValues()) {
382 : : // This throws an error if "timestamp" doesn't exist
383 [ # # # # ]: 0 : const int64_t timestamp = std::max(GetImportTimestamp(request, now), minimum_timestamp);
384 [ # # ]: 0 : const UniValue result = ProcessDescriptorImport(*pwallet, request, timestamp);
385 [ # # # # ]: 0 : response.push_back(result);
386 : :
387 [ # # ]: 0 : if (lowest_timestamp > timestamp ) {
388 : 0 : lowest_timestamp = timestamp;
389 : : }
390 : :
391 : : // If we know the chain tip, and at least one request was successful then allow rescan
392 [ # # # # : 0 : if (!rescan && result["success"].get_bool()) {
# # # # #
# # # #
# ]
393 : 0 : rescan = true;
394 : : }
395 : 0 : }
396 [ # # ]: 0 : pwallet->ConnectScriptPubKeyManNotifiers();
397 : 0 : }
398 : :
399 : : // Rescan the blockchain using the lowest timestamp
400 [ # # ]: 0 : if (rescan) {
401 [ # # ]: 0 : int64_t scanned_time = pwallet->RescanFromTime(lowest_timestamp, reserver, /*update=*/true);
402 [ # # ]: 0 : pwallet->ResubmitWalletTransactions(/*relay=*/false, /*force=*/true);
403 : :
404 [ # # ]: 0 : if (pwallet->IsAbortingRescan()) {
405 [ # # # # ]: 0 : throw JSONRPCError(RPC_MISC_ERROR, "Rescan aborted by user.");
406 : : }
407 : :
408 [ # # ]: 0 : if (scanned_time > lowest_timestamp) {
409 [ # # # # ]: 0 : std::vector<UniValue> results = response.getValues();
410 [ # # ]: 0 : response.clear();
411 [ # # ]: 0 : response.setArray();
412 : :
413 : : // Compose the response
414 [ # # ]: 0 : for (unsigned int i = 0; i < requests.size(); ++i) {
415 [ # # # # ]: 0 : const UniValue& request = requests.getValues().at(i);
416 : :
417 : : // If the descriptor timestamp is within the successfully scanned
418 : : // range, or if the import result already has an error set, let
419 : : // the result stand unmodified. Otherwise replace the result
420 : : // with an error message.
421 [ # # # # : 0 : if (scanned_time <= GetImportTimestamp(request, now) || results.at(i).exists("error")) {
# # # # #
# # # # #
# # ]
422 [ # # # # : 0 : response.push_back(results.at(i));
# # ]
423 : : } else {
424 : 0 : std::string error_msg{strprintf("Rescan failed for descriptor with timestamp %d. There "
425 : : "was an error reading a block from time %d, which is after or within %d seconds "
426 : : "of key creation, and could contain transactions pertaining to the desc. As a "
427 : : "result, transactions and coins using this desc may not appear in the wallet.",
428 [ # # # # ]: 0 : GetImportTimestamp(request, now), scanned_time - TIMESTAMP_WINDOW - 1, TIMESTAMP_WINDOW)};
429 [ # # # # ]: 0 : if (pwallet->chain().havePruned()) {
430 [ # # ]: 0 : error_msg += strprintf(" This error could be caused by pruning or data corruption "
431 : : "(see bitcoind log for details) and could be dealt with by downloading and "
432 : 0 : "rescanning the relevant blocks (see -reindex option and rescanblockchain RPC).");
433 [ # # # # ]: 0 : } else if (pwallet->chain().hasAssumedValidChain()) {
434 [ # # ]: 0 : error_msg += strprintf(" This error is likely caused by an in-progress assumeutxo "
435 : : "background sync. Check logs or getchainstates RPC for assumeutxo background "
436 : 0 : "sync progress and try again later.");
437 : : } else {
438 [ # # ]: 0 : error_msg += strprintf(" This error could potentially caused by data corruption. If "
439 : 0 : "the issue persists you may want to reindex (see -reindex option).");
440 : : }
441 : :
442 : 0 : UniValue result = UniValue(UniValue::VOBJ);
443 [ # # # # : 0 : result.pushKV("success", UniValue(false));
# # ]
444 [ # # # # : 0 : result.pushKV("error", JSONRPCError(RPC_MISC_ERROR, error_msg));
# # ]
445 [ # # ]: 0 : response.push_back(std::move(result));
446 : 0 : }
447 : : }
448 : 0 : }
449 : : }
450 : :
451 : 0 : return response;
452 [ # # ]: 0 : },
453 [ # # # # : 0 : };
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454 [ # # # # : 0 : }
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455 : :
456 : 0 : RPCHelpMan listdescriptors()
457 : : {
458 : 0 : return RPCHelpMan{
459 : : "listdescriptors",
460 : : "List all descriptors present in a wallet.\n",
461 : : {
462 [ # # ]: 0 : {"private", RPCArg::Type::BOOL, RPCArg::Default{false}, "Show private descriptors."}
463 : : },
464 : 0 : RPCResult{RPCResult::Type::OBJ, "", "", {
465 : : {RPCResult::Type::STR, "wallet_name", "Name of wallet this operation was performed on"},
466 : : {RPCResult::Type::ARR, "descriptors", "Array of descriptor objects (sorted by descriptor string representation)",
467 : : {
468 : : {RPCResult::Type::OBJ, "", "", {
469 : : {RPCResult::Type::STR, "desc", "Descriptor string representation"},
470 : : {RPCResult::Type::NUM, "timestamp", "The creation time of the descriptor"},
471 : : {RPCResult::Type::BOOL, "active", "Whether this descriptor is currently used to generate new addresses"},
472 : : {RPCResult::Type::BOOL, "internal", /*optional=*/true, "True if this descriptor is used to generate change addresses. False if this descriptor is used to generate receiving addresses; defined only for active descriptors"},
473 : : {RPCResult::Type::ARR_FIXED, "range", /*optional=*/true, "Defined only for ranged descriptors", {
474 : : {RPCResult::Type::NUM, "", "Range start inclusive"},
475 : : {RPCResult::Type::NUM, "", "Range end inclusive"},
476 : : }},
477 : : {RPCResult::Type::NUM, "next", /*optional=*/true, "Same as next_index field. Kept for compatibility reason."},
478 : : {RPCResult::Type::NUM, "next_index", /*optional=*/true, "The next index to generate addresses from; defined only for ranged descriptors"},
479 : : }},
480 : : }}
481 [ # # # # : 0 : }},
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482 : 0 : RPCExamples{
483 [ # # # # : 0 : HelpExampleCli("listdescriptors", "") + HelpExampleRpc("listdescriptors", "")
# # # # #
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# ]
484 [ # # # # : 0 : + HelpExampleCli("listdescriptors", "true") + HelpExampleRpc("listdescriptors", "true")
# # # # #
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# # ]
485 [ # # ]: 0 : },
486 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
487 : : {
488 [ # # ]: 0 : const std::shared_ptr<const CWallet> wallet = GetWalletForJSONRPCRequest(request);
489 [ # # ]: 0 : if (!wallet) return UniValue::VNULL;
490 : :
491 [ # # # # : 0 : const bool priv = !request.params[0].isNull() && request.params[0].get_bool();
# # # # #
# ]
492 : 0 : if (priv) {
493 [ # # ]: 0 : EnsureWalletIsUnlocked(*wallet);
494 : : }
495 : :
496 [ # # ]: 0 : LOCK(wallet->cs_wallet);
497 : :
498 [ # # ]: 0 : const auto active_spk_mans = wallet->GetActiveScriptPubKeyMans();
499 : :
500 [ # # ]: 0 : struct WalletDescInfo {
501 : : std::string descriptor;
502 : : uint64_t creation_time;
503 : : bool active;
504 : : std::optional<bool> internal;
505 : : std::optional<std::pair<int64_t,int64_t>> range;
506 : : int64_t next_index;
507 : : };
508 : :
509 : 0 : std::vector<WalletDescInfo> wallet_descriptors;
510 [ # # # # ]: 0 : for (const auto& spk_man : wallet->GetAllScriptPubKeyMans()) {
511 [ # # ]: 0 : const auto desc_spk_man = dynamic_cast<DescriptorScriptPubKeyMan*>(spk_man);
512 [ # # ]: 0 : if (!desc_spk_man) {
513 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Unexpected ScriptPubKey manager type.");
514 : : }
515 [ # # ]: 0 : LOCK(desc_spk_man->cs_desc_man);
516 [ # # ]: 0 : const auto& wallet_descriptor = desc_spk_man->GetWalletDescriptor();
517 [ # # ]: 0 : std::string descriptor;
518 [ # # # # ]: 0 : if (!desc_spk_man->GetDescriptorString(descriptor, priv)) {
519 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Can't get descriptor string.");
520 : : }
521 [ # # ]: 0 : const bool is_range = wallet_descriptor.descriptor->IsRange();
522 : 0 : wallet_descriptors.push_back({
523 : : descriptor,
524 : 0 : wallet_descriptor.creation_time,
525 : 0 : active_spk_mans.count(desc_spk_man) != 0,
526 [ # # ]: 0 : wallet->IsInternalScriptPubKeyMan(desc_spk_man),
527 [ # # ]: 0 : is_range ? std::optional(std::make_pair(wallet_descriptor.range_start, wallet_descriptor.range_end)) : std::nullopt,
528 : 0 : wallet_descriptor.next_index
529 : : });
530 [ # # ]: 0 : }
531 : :
532 : 0 : std::sort(wallet_descriptors.begin(), wallet_descriptors.end(), [](const auto& a, const auto& b) {
533 [ # # # # : 0 : return a.descriptor < b.descriptor;
# # # # #
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# ]
534 : : });
535 : :
536 : 0 : UniValue descriptors(UniValue::VARR);
537 [ # # ]: 0 : for (const WalletDescInfo& info : wallet_descriptors) {
538 : 0 : UniValue spk(UniValue::VOBJ);
539 [ # # # # : 0 : spk.pushKV("desc", info.descriptor);
# # ]
540 [ # # # # : 0 : spk.pushKV("timestamp", info.creation_time);
# # ]
541 [ # # # # : 0 : spk.pushKV("active", info.active);
# # ]
542 [ # # ]: 0 : if (info.internal.has_value()) {
543 [ # # # # : 0 : spk.pushKV("internal", info.internal.value());
# # ]
544 : : }
545 [ # # ]: 0 : if (info.range.has_value()) {
546 : 0 : UniValue range(UniValue::VARR);
547 [ # # # # ]: 0 : range.push_back(info.range->first);
548 [ # # # # ]: 0 : range.push_back(info.range->second - 1);
549 [ # # # # ]: 0 : spk.pushKV("range", std::move(range));
550 [ # # # # : 0 : spk.pushKV("next", info.next_index);
# # ]
551 [ # # # # : 0 : spk.pushKV("next_index", info.next_index);
# # ]
552 : 0 : }
553 [ # # ]: 0 : descriptors.push_back(std::move(spk));
554 : 0 : }
555 : :
556 : 0 : UniValue response(UniValue::VOBJ);
557 [ # # # # : 0 : response.pushKV("wallet_name", wallet->GetName());
# # ]
558 [ # # # # ]: 0 : response.pushKV("descriptors", std::move(descriptors));
559 : :
560 : 0 : return response;
561 [ # # # # : 0 : },
# # # # ]
562 [ # # # # : 0 : };
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563 [ # # # # : 0 : }
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564 : :
565 : 0 : RPCHelpMan backupwallet()
566 : : {
567 : 0 : return RPCHelpMan{
568 : : "backupwallet",
569 : : "Safely copies the current wallet file to the specified destination, which can either be a directory or a path with a filename.\n",
570 : : {
571 [ # # ]: 0 : {"destination", RPCArg::Type::STR, RPCArg::Optional::NO, "The destination directory or file"},
572 : : },
573 [ # # # # : 0 : RPCResult{RPCResult::Type::NONE, "", ""},
# # ]
574 : 0 : RPCExamples{
575 [ # # # # : 0 : HelpExampleCli("backupwallet", "\"backup.dat\"")
# # ]
576 [ # # # # : 0 : + HelpExampleRpc("backupwallet", "\"backup.dat\"")
# # # # ]
577 [ # # ]: 0 : },
578 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
579 : : {
580 [ # # ]: 0 : const std::shared_ptr<const CWallet> pwallet = GetWalletForJSONRPCRequest(request);
581 [ # # ]: 0 : if (!pwallet) return UniValue::VNULL;
582 : :
583 : : // Make sure the results are valid at least up to the most recent block
584 : : // the user could have gotten from another RPC command prior to now
585 [ # # ]: 0 : pwallet->BlockUntilSyncedToCurrentChain();
586 : :
587 [ # # ]: 0 : LOCK(pwallet->cs_wallet);
588 : :
589 [ # # # # : 0 : std::string strDest = request.params[0].get_str();
# # ]
590 [ # # # # ]: 0 : if (!pwallet->BackupWallet(strDest)) {
591 [ # # # # ]: 0 : throw JSONRPCError(RPC_WALLET_ERROR, "Error: Wallet backup failed!");
592 : : }
593 : :
594 : 0 : return UniValue::VNULL;
595 [ # # ]: 0 : },
596 [ # # # # : 0 : };
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597 [ # # # # ]: 0 : }
598 : :
599 : :
600 : 0 : RPCHelpMan restorewallet()
601 : : {
602 : 0 : return RPCHelpMan{
603 : : "restorewallet",
604 : : "Restores and loads a wallet from backup.\n"
605 : : "\nThe rescan is significantly faster if block filters are available"
606 : : "\n(using startup option \"-blockfilterindex=1\").\n",
607 : : {
608 [ # # ]: 0 : {"wallet_name", RPCArg::Type::STR, RPCArg::Optional::NO, "The name that will be applied to the restored wallet"},
609 [ # # ]: 0 : {"backup_file", RPCArg::Type::STR, RPCArg::Optional::NO, "The backup file that will be used to restore the wallet."},
610 [ # # ]: 0 : {"load_on_startup", RPCArg::Type::BOOL, RPCArg::Optional::OMITTED, "Save wallet name to persistent settings and load on startup. True to add wallet to startup list, false to remove, null to leave unchanged."},
611 : : },
612 : 0 : RPCResult{
613 : : RPCResult::Type::OBJ, "", "",
614 : : {
615 : : {RPCResult::Type::STR, "name", "The wallet name if restored successfully."},
616 : : {RPCResult::Type::ARR, "warnings", /*optional=*/true, "Warning messages, if any, related to restoring and loading the wallet.",
617 : : {
618 : : {RPCResult::Type::STR, "", ""},
619 : : }},
620 : : }
621 [ # # # # : 0 : },
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622 : 0 : RPCExamples{
623 [ # # # # : 0 : HelpExampleCli("restorewallet", "\"testwallet\" \"home\\backups\\backup-file.bak\"")
# # ]
624 [ # # # # : 0 : + HelpExampleRpc("restorewallet", "\"testwallet\" \"home\\backups\\backup-file.bak\"")
# # # # ]
625 [ # # # # : 0 : + HelpExampleCliNamed("restorewallet", {{"wallet_name", "testwallet"}, {"backup_file", "home\\backups\\backup-file.bak\""}, {"load_on_startup", true}})
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626 [ # # # # : 0 : + HelpExampleRpcNamed("restorewallet", {{"wallet_name", "testwallet"}, {"backup_file", "home\\backups\\backup-file.bak\""}, {"load_on_startup", true}})
# # # # #
# # # ]
627 [ # # ]: 0 : },
628 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
629 : : {
630 : :
631 : 0 : WalletContext& context = EnsureWalletContext(request.context);
632 : :
633 : 0 : auto backup_file = fs::u8path(request.params[1].get_str());
634 : :
635 [ # # # # : 0 : std::string wallet_name = request.params[0].get_str();
# # ]
636 : :
637 [ # # # # : 0 : std::optional<bool> load_on_start = request.params[2].isNull() ? std::nullopt : std::optional<bool>(request.params[2].get_bool());
# # # # ]
638 : :
639 : 0 : DatabaseStatus status;
640 [ # # ]: 0 : bilingual_str error;
641 : 0 : std::vector<bilingual_str> warnings;
642 : :
643 [ # # ]: 0 : const std::shared_ptr<CWallet> wallet = RestoreWallet(context, backup_file, wallet_name, load_on_start, status, error, warnings);
644 : :
645 [ # # # # ]: 0 : HandleWalletError(wallet, status, error);
646 : :
647 : 0 : UniValue obj(UniValue::VOBJ);
648 [ # # # # : 0 : obj.pushKV("name", wallet->GetName());
# # ]
649 [ # # ]: 0 : PushWarnings(warnings, obj);
650 : :
651 [ # # ]: 0 : return obj;
652 : :
653 : 0 : },
654 [ # # # # : 0 : };
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655 [ # # # # : 0 : }
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656 : : } // namespace wallet
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