Branch data Line data Source code
1 : : // Copyright (c) 2010 Satoshi Nakamoto
2 : : // Copyright (c) 2009-present 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 <bitcoin-build-config.h> // IWYU pragma: keep
7 : :
8 : : #include <chain.h>
9 : : #include <chainparams.h>
10 : : #include <chainparamsbase.h>
11 : : #include <common/system.h>
12 : : #include <consensus/amount.h>
13 : : #include <consensus/consensus.h>
14 : : #include <consensus/merkle.h>
15 : : #include <consensus/params.h>
16 : : #include <consensus/validation.h>
17 : : #include <core_io.h>
18 : : #include <deploymentinfo.h>
19 : : #include <deploymentstatus.h>
20 : : #include <interfaces/mining.h>
21 : : #include <key_io.h>
22 : : #include <net.h>
23 : : #include <node/context.h>
24 : : #include <node/miner.h>
25 : : #include <node/warnings.h>
26 : : #include <policy/ephemeral_policy.h>
27 : : #include <pow.h>
28 : : #include <rpc/blockchain.h>
29 : : #include <rpc/mining.h>
30 : : #include <rpc/server.h>
31 : : #include <rpc/server_util.h>
32 : : #include <rpc/util.h>
33 : : #include <script/descriptor.h>
34 : : #include <script/script.h>
35 : : #include <script/signingprovider.h>
36 : : #include <txmempool.h>
37 : : #include <univalue.h>
38 : : #include <util/signalinterrupt.h>
39 : : #include <util/strencodings.h>
40 : : #include <util/string.h>
41 : : #include <util/time.h>
42 : : #include <util/translation.h>
43 : : #include <validation.h>
44 : : #include <validationinterface.h>
45 : :
46 : : #include <memory>
47 : : #include <stdint.h>
48 : :
49 : : using interfaces::BlockRef;
50 : : using interfaces::BlockTemplate;
51 : : using interfaces::Mining;
52 : : using node::BlockAssembler;
53 : : using node::GetMinimumTime;
54 : : using node::NodeContext;
55 : : using node::RegenerateCommitments;
56 : : using node::UpdateTime;
57 : : using util::ToString;
58 : :
59 : : /**
60 : : * Return average network hashes per second based on the last 'lookup' blocks,
61 : : * or from the last difficulty change if 'lookup' is -1.
62 : : * If 'height' is -1, compute the estimate from current chain tip.
63 : : * If 'height' is a valid block height, compute the estimate at the time when a given block was found.
64 : : */
65 : 8 : static UniValue GetNetworkHashPS(int lookup, int height, const CChain& active_chain) {
66 [ + + ]: 8 : if (lookup < -1 || lookup == 0) {
67 [ + - + - ]: 4 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid nblocks. Must be a positive number or -1.");
68 : : }
69 : :
70 [ + + + + ]: 6 : if (height < -1 || height > active_chain.Height()) {
71 [ + - + - ]: 4 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Block does not exist at specified height");
72 : : }
73 : :
74 [ + - ]: 4 : const CBlockIndex* pb = active_chain.Tip();
75 : :
76 [ + + ]: 4 : if (height >= 0) {
77 : 2 : pb = active_chain[height];
78 : : }
79 : :
80 [ + - + - ]: 4 : if (pb == nullptr || !pb->nHeight)
81 : 4 : return 0;
82 : :
83 : : // If lookup is -1, then use blocks since last difficulty change.
84 [ # # ]: 0 : if (lookup == -1)
85 : 0 : lookup = pb->nHeight % Params().GetConsensus().DifficultyAdjustmentInterval() + 1;
86 : :
87 : : // If lookup is larger than chain, then set it to chain length.
88 [ # # ]: 0 : if (lookup > pb->nHeight)
89 : 0 : lookup = pb->nHeight;
90 : :
91 : 0 : const CBlockIndex* pb0 = pb;
92 : 0 : int64_t minTime = pb0->GetBlockTime();
93 : 0 : int64_t maxTime = minTime;
94 [ # # ]: 0 : for (int i = 0; i < lookup; i++) {
95 : 0 : pb0 = pb0->pprev;
96 [ # # ]: 0 : int64_t time = pb0->GetBlockTime();
97 [ # # ]: 0 : minTime = std::min(time, minTime);
98 [ # # ]: 0 : maxTime = std::max(time, maxTime);
99 : : }
100 : :
101 : : // In case there's a situation where minTime == maxTime, we don't want a divide by zero exception.
102 [ # # ]: 0 : if (minTime == maxTime)
103 : 0 : return 0;
104 : :
105 : 0 : arith_uint256 workDiff = pb->nChainWork - pb0->nChainWork;
106 : 0 : int64_t timeDiff = maxTime - minTime;
107 : :
108 : 0 : return workDiff.getdouble() / timeDiff;
109 : : }
110 : :
111 : 67 : static RPCHelpMan getnetworkhashps()
112 : : {
113 : 67 : return RPCHelpMan{"getnetworkhashps",
114 : : "\nReturns the estimated network hashes per second based on the last n blocks.\n"
115 : : "Pass in [blocks] to override # of blocks, -1 specifies since last difficulty change.\n"
116 : : "Pass in [height] to estimate the network speed at the time when a certain block was found.\n",
117 : : {
118 [ + - ]: 134 : {"nblocks", RPCArg::Type::NUM, RPCArg::Default{120}, "The number of previous blocks to calculate estimate from, or -1 for blocks since last difficulty change."},
119 [ + - ]: 134 : {"height", RPCArg::Type::NUM, RPCArg::Default{-1}, "To estimate at the time of the given height."},
120 : : },
121 : 0 : RPCResult{
122 [ + - + - : 134 : RPCResult::Type::NUM, "", "Hashes per second estimated"},
+ - ]
123 : 67 : RPCExamples{
124 [ + - + - : 134 : HelpExampleCli("getnetworkhashps", "")
+ - ]
125 [ + - + - : 268 : + HelpExampleRpc("getnetworkhashps", "")
+ - + - ]
126 [ + - ]: 67 : },
127 : 10 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
128 : : {
129 : 10 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
130 : 10 : LOCK(cs_main);
131 [ + - + + : 10 : return GetNetworkHashPS(self.Arg<int>("nblocks"), self.Arg<int>("height"), chainman.ActiveChain());
+ + + + ]
132 : 4 : },
133 [ + - + - : 1072 : };
+ - + - +
- + - + -
+ - + + -
- ]
134 [ + - + - : 335 : }
+ - - - ]
135 : :
136 : 0 : static bool GenerateBlock(ChainstateManager& chainman, CBlock&& block, uint64_t& max_tries, std::shared_ptr<const CBlock>& block_out, bool process_new_block)
137 : : {
138 : 0 : block_out.reset();
139 : 0 : block.hashMerkleRoot = BlockMerkleRoot(block);
140 : :
141 [ # # # # : 0 : while (max_tries > 0 && block.nNonce < std::numeric_limits<uint32_t>::max() && !CheckProofOfWork(block.GetHash(), block.nBits, chainman.GetConsensus()) && !chainman.m_interrupt) {
# # # # ]
142 : 0 : ++block.nNonce;
143 : 0 : --max_tries;
144 : : }
145 [ # # # # ]: 0 : if (max_tries == 0 || chainman.m_interrupt) {
146 : 0 : return false;
147 : : }
148 [ # # ]: 0 : if (block.nNonce == std::numeric_limits<uint32_t>::max()) {
149 : : return true;
150 : : }
151 : :
152 [ # # ]: 0 : block_out = std::make_shared<const CBlock>(std::move(block));
153 : :
154 [ # # ]: 0 : if (!process_new_block) return true;
155 : :
156 [ # # ]: 0 : if (!chainman.ProcessNewBlock(block_out, /*force_processing=*/true, /*min_pow_checked=*/true, nullptr)) {
157 [ # # # # ]: 0 : throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
158 : : }
159 : :
160 : : return true;
161 : : }
162 : :
163 : 0 : static UniValue generateBlocks(ChainstateManager& chainman, Mining& miner, const CScript& coinbase_output_script, int nGenerate, uint64_t nMaxTries)
164 : : {
165 : 0 : UniValue blockHashes(UniValue::VARR);
166 [ # # # # : 0 : while (nGenerate > 0 && !chainman.m_interrupt) {
# # ]
167 : 0 : std::unique_ptr<BlockTemplate> block_template(miner.createNewBlock({ .coinbase_output_script = coinbase_output_script }));
168 [ # # ]: 0 : CHECK_NONFATAL(block_template);
169 : :
170 : 0 : std::shared_ptr<const CBlock> block_out;
171 [ # # # # : 0 : if (!GenerateBlock(chainman, block_template->getBlock(), nMaxTries, block_out, /*process_new_block=*/true)) {
# # ]
172 : : break;
173 : : }
174 : :
175 [ # # ]: 0 : if (block_out) {
176 : 0 : --nGenerate;
177 [ # # # # : 0 : blockHashes.push_back(block_out->GetHash().GetHex());
# # # # ]
178 : : }
179 : 0 : }
180 : 0 : return blockHashes;
181 [ # # ]: 0 : }
182 : :
183 : 185 : static bool getScriptFromDescriptor(const std::string& descriptor, CScript& script, std::string& error)
184 : : {
185 : 185 : FlatSigningProvider key_provider;
186 [ + - ]: 185 : const auto descs = Parse(descriptor, key_provider, error, /* require_checksum = */ false);
187 [ + + ]: 185 : if (descs.empty()) return false;
188 [ - + ]: 17 : if (descs.size() > 1) {
189 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Multipath descriptor not accepted");
190 : : }
191 [ + - ]: 17 : const auto& desc = descs.at(0);
192 [ + - - + ]: 17 : if (desc->IsRange()) {
193 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Ranged descriptor not accepted. Maybe pass through deriveaddresses first?");
194 : : }
195 : :
196 : 17 : FlatSigningProvider provider;
197 : 17 : std::vector<CScript> scripts;
198 [ + - - + ]: 17 : if (!desc->Expand(0, key_provider, scripts, provider)) {
199 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Cannot derive script without private keys");
200 : : }
201 : :
202 : : // Combo descriptors can have 2 or 4 scripts, so we can't just check scripts.size() == 1
203 [ + - - + : 17 : CHECK_NONFATAL(scripts.size() > 0 && scripts.size() <= 4);
+ - ]
204 : :
205 [ + - ]: 17 : if (scripts.size() == 1) {
206 [ + - ]: 17 : script = scripts.at(0);
207 [ # # ]: 0 : } else if (scripts.size() == 4) {
208 : : // For uncompressed keys, take the 3rd script, since it is p2wpkh
209 [ # # ]: 0 : script = scripts.at(2);
210 : : } else {
211 : : // Else take the 2nd script, since it is p2pkh
212 [ # # ]: 0 : script = scripts.at(1);
213 : : }
214 : :
215 : 17 : return true;
216 : 185 : }
217 : :
218 : 54 : static RPCHelpMan generatetodescriptor()
219 : : {
220 : 54 : return RPCHelpMan{
221 : : "generatetodescriptor",
222 : : "Mine to a specified descriptor and return the block hashes.",
223 : : {
224 [ + - ]: 54 : {"num_blocks", RPCArg::Type::NUM, RPCArg::Optional::NO, "How many blocks are generated."},
225 [ + - ]: 54 : {"descriptor", RPCArg::Type::STR, RPCArg::Optional::NO, "The descriptor to send the newly generated bitcoin to."},
226 [ + - ]: 108 : {"maxtries", RPCArg::Type::NUM, RPCArg::Default{DEFAULT_MAX_TRIES}, "How many iterations to try."},
227 : : },
228 : 0 : RPCResult{
229 : : RPCResult::Type::ARR, "", "hashes of blocks generated",
230 : : {
231 : : {RPCResult::Type::STR_HEX, "", "blockhash"},
232 : : }
233 [ + - + - : 162 : },
+ - + - +
- + - + -
+ + - - ]
234 : 54 : RPCExamples{
235 [ + - + - : 162 : "\nGenerate 11 blocks to mydesc\n" + HelpExampleCli("generatetodescriptor", "11 \"mydesc\"")},
+ - + - +
- ]
236 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
237 : : {
238 : 0 : const auto num_blocks{self.Arg<int>("num_blocks")};
239 : 0 : const auto max_tries{self.Arg<uint64_t>("maxtries")};
240 : :
241 : 0 : CScript coinbase_output_script;
242 [ # # ]: 0 : std::string error;
243 [ # # # # : 0 : if (!getScriptFromDescriptor(self.Arg<std::string>("descriptor"), coinbase_output_script, error)) {
# # ]
244 [ # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, error);
245 : : }
246 : :
247 [ # # ]: 0 : NodeContext& node = EnsureAnyNodeContext(request.context);
248 [ # # ]: 0 : Mining& miner = EnsureMining(node);
249 [ # # ]: 0 : ChainstateManager& chainman = EnsureChainman(node);
250 : :
251 [ # # ]: 0 : return generateBlocks(chainman, miner, coinbase_output_script, num_blocks, max_tries);
252 : 0 : },
253 [ + - + - : 918 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
254 [ + - + - : 486 : }
+ - + - +
- + - -
- ]
255 : :
256 : 63 : static RPCHelpMan generate()
257 : : {
258 [ + - + - ]: 252 : return RPCHelpMan{"generate", "has been replaced by the -generate cli option. Refer to -help for more information.", {}, {}, RPCExamples{""}, [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue {
259 [ + - + - ]: 2 : throw JSONRPCError(RPC_METHOD_NOT_FOUND, self.ToString());
260 [ + - + - : 315 : }};
+ - + - ]
261 : : }
262 : :
263 : 53 : static RPCHelpMan generatetoaddress()
264 : : {
265 : 53 : return RPCHelpMan{"generatetoaddress",
266 : : "Mine to a specified address and return the block hashes.",
267 : : {
268 [ + - ]: 53 : {"nblocks", RPCArg::Type::NUM, RPCArg::Optional::NO, "How many blocks are generated."},
269 [ + - ]: 53 : {"address", RPCArg::Type::STR, RPCArg::Optional::NO, "The address to send the newly generated bitcoin to."},
270 [ + - ]: 106 : {"maxtries", RPCArg::Type::NUM, RPCArg::Default{DEFAULT_MAX_TRIES}, "How many iterations to try."},
271 : : },
272 : 0 : RPCResult{
273 : : RPCResult::Type::ARR, "", "hashes of blocks generated",
274 : : {
275 : : {RPCResult::Type::STR_HEX, "", "blockhash"},
276 [ + - + - : 159 : }},
+ - + - +
- + - + -
+ + - - ]
277 : 53 : RPCExamples{
278 : : "\nGenerate 11 blocks to myaddress\n"
279 [ + - + - : 106 : + HelpExampleCli("generatetoaddress", "11 \"myaddress\"")
+ - + - ]
280 : 53 : + "If you are using the " CLIENT_NAME " wallet, you can get a new address to send the newly generated bitcoin to with:\n"
281 [ + - + - : 212 : + HelpExampleCli("getnewaddress", "")
+ - + - ]
282 [ + - ]: 53 : },
283 : 0 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
284 : : {
285 : 0 : const int num_blocks{request.params[0].getInt<int>()};
286 [ # # ]: 0 : const uint64_t max_tries{request.params[2].isNull() ? DEFAULT_MAX_TRIES : request.params[2].getInt<int>()};
287 : :
288 : 0 : CTxDestination destination = DecodeDestination(request.params[1].get_str());
289 [ # # # # ]: 0 : if (!IsValidDestination(destination)) {
290 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Error: Invalid address");
291 : : }
292 : :
293 [ # # ]: 0 : NodeContext& node = EnsureAnyNodeContext(request.context);
294 [ # # ]: 0 : Mining& miner = EnsureMining(node);
295 [ # # ]: 0 : ChainstateManager& chainman = EnsureChainman(node);
296 : :
297 [ # # ]: 0 : CScript coinbase_output_script = GetScriptForDestination(destination);
298 : :
299 [ # # ]: 0 : return generateBlocks(chainman, miner, coinbase_output_script, num_blocks, max_tries);
300 : 0 : },
301 [ + - + - : 901 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
302 [ + - + - : 477 : }
+ - + - +
- + - -
- ]
303 : :
304 : 239 : static RPCHelpMan generateblock()
305 : : {
306 : 239 : return RPCHelpMan{"generateblock",
307 : : "Mine a set of ordered transactions to a specified address or descriptor and return the block hash.",
308 : : {
309 [ + - ]: 239 : {"output", RPCArg::Type::STR, RPCArg::Optional::NO, "The address or descriptor to send the newly generated bitcoin to."},
310 [ + - ]: 239 : {"transactions", RPCArg::Type::ARR, RPCArg::Optional::NO, "An array of hex strings which are either txids or raw transactions.\n"
311 : : "Txids must reference transactions currently in the mempool.\n"
312 : : "All transactions must be valid and in valid order, otherwise the block will be rejected.",
313 : : {
314 [ + - ]: 239 : {"rawtx/txid", RPCArg::Type::STR_HEX, RPCArg::Optional::OMITTED, ""},
315 : : },
316 : : },
317 [ + - ]: 478 : {"submit", RPCArg::Type::BOOL, RPCArg::Default{true}, "Whether to submit the block before the RPC call returns or to return it as hex."},
318 : : },
319 : 0 : RPCResult{
320 : : RPCResult::Type::OBJ, "", "",
321 : : {
322 : : {RPCResult::Type::STR_HEX, "hash", "hash of generated block"},
323 : : {RPCResult::Type::STR_HEX, "hex", /*optional=*/true, "hex of generated block, only present when submit=false"},
324 : : }
325 [ + - + - : 956 : },
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
326 : 239 : RPCExamples{
327 : : "\nGenerate a block to myaddress, with txs rawtx and mempool_txid\n"
328 [ + - + - : 478 : + HelpExampleCli("generateblock", R"("myaddress" '["rawtx", "mempool_txid"]')")
+ - + - ]
329 [ + - ]: 239 : },
330 : 185 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
331 : : {
332 : 185 : const auto address_or_descriptor = request.params[0].get_str();
333 : 185 : CScript coinbase_output_script;
334 [ + - ]: 185 : std::string error;
335 : :
336 [ + - + + ]: 185 : if (!getScriptFromDescriptor(address_or_descriptor, coinbase_output_script, error)) {
337 [ + - ]: 168 : const auto destination = DecodeDestination(address_or_descriptor);
338 [ + - + + ]: 168 : if (!IsValidDestination(destination)) {
339 [ + - + - ]: 320 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Error: Invalid address or descriptor");
340 : : }
341 : :
342 [ + - ]: 16 : coinbase_output_script = GetScriptForDestination(destination);
343 : 168 : }
344 : :
345 [ + - ]: 25 : NodeContext& node = EnsureAnyNodeContext(request.context);
346 [ - + ]: 25 : Mining& miner = EnsureMining(node);
347 [ # # ]: 0 : const CTxMemPool& mempool = EnsureMemPool(node);
348 : :
349 : 0 : std::vector<CTransactionRef> txs;
350 [ # # # # : 0 : const auto raw_txs_or_txids = request.params[1].get_array();
# # ]
351 [ # # ]: 0 : for (size_t i = 0; i < raw_txs_or_txids.size(); i++) {
352 [ # # # # ]: 0 : const auto& str{raw_txs_or_txids[i].get_str()};
353 : :
354 [ # # ]: 0 : CMutableTransaction mtx;
355 [ # # # # ]: 0 : if (auto hash{uint256::FromHex(str)}) {
356 [ # # ]: 0 : const auto tx{mempool.get(*hash)};
357 [ # # ]: 0 : if (!tx) {
358 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, strprintf("Transaction %s not in mempool.", str));
359 : : }
360 : :
361 [ # # ]: 0 : txs.emplace_back(tx);
362 : :
363 [ # # # # ]: 0 : } else if (DecodeHexTx(mtx, str)) {
364 [ # # # # : 0 : txs.push_back(MakeTransactionRef(std::move(mtx)));
# # ]
365 : :
366 : : } else {
367 [ # # # # ]: 0 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("Transaction decode failed for %s. Make sure the tx has at least one input.", str));
368 : : }
369 : 0 : }
370 : :
371 [ # # # # : 0 : const bool process_new_block{request.params[2].isNull() ? true : request.params[2].get_bool()};
# # # # ]
372 : 0 : CBlock block;
373 : :
374 [ # # ]: 0 : ChainstateManager& chainman = EnsureChainman(node);
375 : 0 : {
376 [ # # ]: 0 : LOCK(chainman.GetMutex());
377 : 0 : {
378 : 0 : std::unique_ptr<BlockTemplate> block_template{miner.createNewBlock({.use_mempool = false, .coinbase_output_script = coinbase_output_script})};
379 [ # # ]: 0 : CHECK_NONFATAL(block_template);
380 : :
381 [ # # ]: 0 : block = block_template->getBlock();
382 : 0 : }
383 : :
384 [ # # ]: 0 : CHECK_NONFATAL(block.vtx.size() == 1);
385 : :
386 : : // Add transactions
387 [ # # ]: 0 : block.vtx.insert(block.vtx.end(), txs.begin(), txs.end());
388 [ # # ]: 0 : RegenerateCommitments(block, chainman);
389 : :
390 [ # # ]: 0 : BlockValidationState state;
391 [ # # # # : 0 : if (!TestBlockValidity(state, chainman.GetParams(), chainman.ActiveChainstate(), block, chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock), /*fCheckPOW=*/false, /*fCheckMerkleRoot=*/false)) {
# # # # ]
392 [ # # # # : 0 : throw JSONRPCError(RPC_VERIFY_ERROR, strprintf("TestBlockValidity failed: %s", state.ToString()));
# # ]
393 : : }
394 [ # # ]: 0 : }
395 : :
396 : 0 : std::shared_ptr<const CBlock> block_out;
397 : 0 : uint64_t max_tries{DEFAULT_MAX_TRIES};
398 : :
399 [ # # # # : 0 : if (!GenerateBlock(chainman, std::move(block), max_tries, block_out, process_new_block) || !block_out) {
# # ]
400 [ # # # # ]: 0 : throw JSONRPCError(RPC_MISC_ERROR, "Failed to make block.");
401 : : }
402 : :
403 : 0 : UniValue obj(UniValue::VOBJ);
404 [ # # # # : 0 : obj.pushKV("hash", block_out->GetHash().GetHex());
# # # # #
# ]
405 [ # # ]: 0 : if (!process_new_block) {
406 : 0 : DataStream block_ser;
407 [ # # ]: 0 : block_ser << TX_WITH_WITNESS(*block_out);
408 [ # # # # : 0 : obj.pushKV("hex", HexStr(block_ser));
# # # # ]
409 : 0 : }
410 [ # # ]: 0 : return obj;
411 [ - - ]: 370 : },
412 [ + - + - : 4780 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + + +
+ - - -
- ]
413 [ + - + - : 2868 : }
+ - + - +
- + - + -
+ - - - -
- ]
414 : :
415 : 63 : static RPCHelpMan getmininginfo()
416 : : {
417 : 63 : return RPCHelpMan{"getmininginfo",
418 : : "\nReturns a json object containing mining-related information.",
419 : : {},
420 : 0 : RPCResult{
421 : : RPCResult::Type::OBJ, "", "",
422 : : {
423 : : {RPCResult::Type::NUM, "blocks", "The current block"},
424 : : {RPCResult::Type::NUM, "currentblockweight", /*optional=*/true, "The block weight (including reserved weight for block header, txs count and coinbase tx) of the last assembled block (only present if a block was ever assembled)"},
425 : : {RPCResult::Type::NUM, "currentblocktx", /*optional=*/true, "The number of block transactions (excluding coinbase) of the last assembled block (only present if a block was ever assembled)"},
426 : : {RPCResult::Type::STR_HEX, "bits", "The current nBits, compact representation of the block difficulty target"},
427 : : {RPCResult::Type::NUM, "difficulty", "The current difficulty"},
428 : : {RPCResult::Type::STR_HEX, "target", "The current target"},
429 : : {RPCResult::Type::NUM, "networkhashps", "The network hashes per second"},
430 : : {RPCResult::Type::NUM, "pooledtx", "The size of the mempool"},
431 : : {RPCResult::Type::STR, "chain", "current network name (" LIST_CHAIN_NAMES ")"},
432 : : {RPCResult::Type::STR_HEX, "signet_challenge", /*optional=*/true, "The block challenge (aka. block script), in hexadecimal (only present if the current network is a signet)"},
433 : : {RPCResult::Type::OBJ, "next", "The next block",
434 : : {
435 : : {RPCResult::Type::NUM, "height", "The next height"},
436 : : {RPCResult::Type::STR_HEX, "bits", "The next target nBits"},
437 : : {RPCResult::Type::NUM, "difficulty", "The next difficulty"},
438 : : {RPCResult::Type::STR_HEX, "target", "The next target"}
439 : : }},
440 [ + - + - : 63 : (IsDeprecatedRPCEnabled("warnings") ?
- + ]
441 [ - - - - : 63 : RPCResult{RPCResult::Type::STR, "warnings", "any network and blockchain warnings (DEPRECATED)"} :
- - - + -
+ - + - -
- - - - ]
442 : : RPCResult{RPCResult::Type::ARR, "warnings", "any network and blockchain warnings (run with `-deprecatedrpc=warnings` to return the latest warning as a single string)",
443 : : {
444 : : {RPCResult::Type::STR, "", "warning"},
445 : : }
446 [ + - + - : 504 : }
+ - + - +
- + - + -
+ - + + +
- + - + -
+ - + - -
- - - - -
- - - - -
- - - -
- ]
447 : : ),
448 [ + - + - : 1260 : }},
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
+ + + - -
- - ]
449 : 63 : RPCExamples{
450 [ + - + - : 126 : HelpExampleCli("getmininginfo", "")
+ - ]
451 [ + - + - : 252 : + HelpExampleRpc("getmininginfo", "")
+ - + - ]
452 [ + - ]: 63 : },
453 : 2 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
454 : : {
455 : 2 : NodeContext& node = EnsureAnyNodeContext(request.context);
456 : 2 : const CTxMemPool& mempool = EnsureMemPool(node);
457 : 2 : ChainstateManager& chainman = EnsureChainman(node);
458 : 2 : LOCK(cs_main);
459 [ + - ]: 2 : const CChain& active_chain = chainman.ActiveChain();
460 [ + - + - ]: 4 : CBlockIndex& tip{*CHECK_NONFATAL(active_chain.Tip())};
461 : :
462 : 2 : UniValue obj(UniValue::VOBJ);
463 [ + - + - : 4 : obj.pushKV("blocks", active_chain.Height());
+ - ]
464 [ - + - - : 2 : if (BlockAssembler::m_last_block_weight) obj.pushKV("currentblockweight", *BlockAssembler::m_last_block_weight);
- - - - ]
465 [ - + - - : 2 : if (BlockAssembler::m_last_block_num_txs) obj.pushKV("currentblocktx", *BlockAssembler::m_last_block_num_txs);
- - - - ]
466 [ + - + - : 4 : obj.pushKV("bits", strprintf("%08x", tip.nBits));
+ - + - ]
467 [ + - + - : 4 : obj.pushKV("difficulty", GetDifficulty(tip));
+ - + - ]
468 [ + - + - : 4 : obj.pushKV("target", GetTarget(tip, chainman.GetConsensus().powLimit).GetHex());
+ - + - +
- ]
469 [ + - + - : 4 : obj.pushKV("networkhashps", getnetworkhashps().HandleRequest(request));
+ - + - ]
470 [ + - + - : 4 : obj.pushKV("pooledtx", (uint64_t)mempool.size());
+ - + - ]
471 [ + - + - : 4 : obj.pushKV("chain", chainman.GetParams().GetChainTypeString());
+ - + - ]
472 : :
473 : 2 : UniValue next(UniValue::VOBJ);
474 : 2 : CBlockIndex next_index;
475 [ + - ]: 2 : NextEmptyBlockIndex(tip, chainman.GetConsensus(), next_index);
476 : :
477 [ + - + - : 4 : next.pushKV("height", next_index.nHeight);
+ - ]
478 [ + - + - : 4 : next.pushKV("bits", strprintf("%08x", next_index.nBits));
+ - + - ]
479 [ + - + - : 4 : next.pushKV("difficulty", GetDifficulty(next_index));
+ - + - ]
480 [ + - + - : 4 : next.pushKV("target", GetTarget(next_index, chainman.GetConsensus().powLimit).GetHex());
+ - + - +
- ]
481 [ + - + - : 4 : obj.pushKV("next", next);
+ - ]
482 : :
483 [ - + ]: 2 : if (chainman.GetParams().GetChainType() == ChainType::SIGNET) {
484 [ # # ]: 0 : const std::vector<uint8_t>& signet_challenge =
485 : 0 : chainman.GetConsensus().signet_challenge;
486 [ # # # # : 0 : obj.pushKV("signet_challenge", HexStr(signet_challenge));
# # # # ]
487 : : }
488 [ + - + - : 4 : obj.pushKV("warnings", node::GetWarningsForRpc(*CHECK_NONFATAL(node.warnings), IsDeprecatedRPCEnabled("warnings")));
+ - + - +
- + - ]
489 : 4 : return obj;
490 [ + - ]: 4 : },
491 [ + - + - : 378 : };
+ - + - ]
492 [ + - + - : 1134 : }
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - - -
+ - + - -
- - - ]
493 : :
494 : :
495 : : // NOTE: Unlike wallet RPC (which use BTC values), mining RPCs follow GBT (BIP 22) in using satoshi amounts
496 : 89 : static RPCHelpMan prioritisetransaction()
497 : : {
498 : 89 : return RPCHelpMan{"prioritisetransaction",
499 : : "Accepts the transaction into mined blocks at a higher (or lower) priority\n",
500 : : {
501 [ + - ]: 89 : {"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The transaction id."},
502 [ + - ]: 89 : {"dummy", RPCArg::Type::NUM, RPCArg::Optional::OMITTED, "API-Compatibility for previous API. Must be zero or null.\n"
503 : : " DEPRECATED. For forward compatibility use named arguments and omit this parameter."},
504 [ + - ]: 89 : {"fee_delta", RPCArg::Type::NUM, RPCArg::Optional::NO, "The fee value (in satoshis) to add (or subtract, if negative).\n"
505 : : " Note, that this value is not a fee rate. It is a value to modify absolute fee of the TX.\n"
506 : : " The fee is not actually paid, only the algorithm for selecting transactions into a block\n"
507 : : " considers the transaction as it would have paid a higher (or lower) fee."},
508 : : },
509 : 0 : RPCResult{
510 [ + - + - : 178 : RPCResult::Type::BOOL, "", "Returns true"},
+ - ]
511 : 89 : RPCExamples{
512 [ + - + - : 178 : HelpExampleCli("prioritisetransaction", "\"txid\" 0.0 10000")
+ - ]
513 [ + - + - : 356 : + HelpExampleRpc("prioritisetransaction", "\"txid\", 0.0, 10000")
+ - + - ]
514 [ + - ]: 89 : },
515 : 31 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
516 : : {
517 : 31 : LOCK(cs_main);
518 : :
519 [ + - + + ]: 31 : uint256 hash(ParseHashV(request.params[0], "txid"));
520 [ + + ]: 30 : const auto dummy{self.MaybeArg<double>("dummy")};
521 [ + - + + ]: 29 : CAmount nAmount = request.params[2].getInt<int64_t>();
522 : :
523 [ + + + + ]: 28 : if (dummy && *dummy != 0) {
524 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Priority is no longer supported, dummy argument to prioritisetransaction must be 0.");
525 : : }
526 : :
527 [ + - ]: 27 : CTxMemPool& mempool = EnsureAnyMemPool(request.context);
528 : :
529 : : // Non-0 fee dust transactions are not allowed for entry, and modification not allowed afterwards
530 [ + - ]: 27 : const auto& tx = mempool.get(hash);
531 [ + - - + : 27 : if (mempool.m_opts.require_standard && tx && !GetDust(*tx, mempool.m_opts.dust_relay_feerate).empty()) {
- - - - -
+ ]
532 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Priority is not supported for transactions with dust outputs.");
533 : : }
534 : :
535 [ + - ]: 27 : mempool.PrioritiseTransaction(hash, nAmount);
536 [ + - ]: 27 : return true;
537 [ + - ]: 54 : },
538 [ + - + - : 1335 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
539 [ + - + - : 623 : }
+ - + - -
- ]
540 : :
541 : 77 : static RPCHelpMan getprioritisedtransactions()
542 : : {
543 : 77 : return RPCHelpMan{"getprioritisedtransactions",
544 : : "Returns a map of all user-created (see prioritisetransaction) fee deltas by txid, and whether the tx is present in mempool.",
545 : : {},
546 : 0 : RPCResult{
547 : : RPCResult::Type::OBJ_DYN, "", "prioritisation keyed by txid",
548 : : {
549 : : {RPCResult::Type::OBJ, "<transactionid>", "", {
550 : : {RPCResult::Type::NUM, "fee_delta", "transaction fee delta in satoshis"},
551 : : {RPCResult::Type::BOOL, "in_mempool", "whether this transaction is currently in mempool"},
552 : : {RPCResult::Type::NUM, "modified_fee", /*optional=*/true, "modified fee in satoshis. Only returned if in_mempool=true"},
553 : : }}
554 : : },
555 [ + - + - : 539 : },
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + +
+ + - - -
- ]
556 : 77 : RPCExamples{
557 [ + - + - : 154 : HelpExampleCli("getprioritisedtransactions", "")
+ - ]
558 [ + - + - : 308 : + HelpExampleRpc("getprioritisedtransactions", "")
+ - + - ]
559 [ + - ]: 77 : },
560 : 9 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
561 : : {
562 : 9 : NodeContext& node = EnsureAnyNodeContext(request.context);
563 : 9 : CTxMemPool& mempool = EnsureMemPool(node);
564 : 9 : UniValue rpc_result{UniValue::VOBJ};
565 [ + - + + ]: 57 : for (const auto& delta_info : mempool.GetPrioritisedTransactions()) {
566 : 48 : UniValue result_inner{UniValue::VOBJ};
567 [ + - + - : 96 : result_inner.pushKV("fee_delta", delta_info.delta);
+ - ]
568 [ + - + - : 96 : result_inner.pushKV("in_mempool", delta_info.in_mempool);
+ - ]
569 [ - + ]: 48 : if (delta_info.in_mempool) {
570 [ # # # # : 0 : result_inner.pushKV("modified_fee", *delta_info.modified_fee);
# # ]
571 : : }
572 [ + - + - ]: 96 : rpc_result.pushKV(delta_info.txid.GetHex(), std::move(result_inner));
573 : 48 : }
574 : 9 : return rpc_result;
575 : 0 : },
576 [ + - + - : 462 : };
+ - + - ]
577 [ + - + - : 385 : }
+ - + - +
- - - ]
578 : :
579 : :
580 : : // NOTE: Assumes a conclusive result; if result is inconclusive, it must be handled by caller
581 : 37 : static UniValue BIP22ValidationResult(const BlockValidationState& state)
582 : : {
583 [ - + ]: 37 : if (state.IsValid())
584 : 0 : return UniValue::VNULL;
585 : :
586 [ - + ]: 37 : if (state.IsError())
587 [ # # # # ]: 0 : throw JSONRPCError(RPC_VERIFY_ERROR, state.ToString());
588 [ + - ]: 37 : if (state.IsInvalid())
589 : : {
590 : 37 : std::string strRejectReason = state.GetRejectReason();
591 [ - + ]: 37 : if (strRejectReason.empty())
592 [ # # ]: 0 : return "rejected";
593 [ + - ]: 37 : return strRejectReason;
594 : 37 : }
595 : : // Should be impossible
596 : 0 : return "valid?";
597 : : }
598 : :
599 : 0 : static std::string gbt_force_name(const std::string& name, bool gbt_force)
600 : : {
601 : 0 : std::string s{name};
602 [ # # ]: 0 : if (!gbt_force) {
603 [ # # ]: 0 : s.insert(s.begin(), '!');
604 : : }
605 : 0 : return s;
606 : 0 : }
607 : :
608 : 62 : static RPCHelpMan getblocktemplate()
609 : : {
610 : 62 : return RPCHelpMan{"getblocktemplate",
611 : : "\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
612 : : "It returns data needed to construct a block to work on.\n"
613 : : "For full specification, see BIPs 22, 23, 9, and 145:\n"
614 : : " https://github.com/bitcoin/bips/blob/master/bip-0022.mediawiki\n"
615 : : " https://github.com/bitcoin/bips/blob/master/bip-0023.mediawiki\n"
616 : : " https://github.com/bitcoin/bips/blob/master/bip-0009.mediawiki#getblocktemplate_changes\n"
617 : : " https://github.com/bitcoin/bips/blob/master/bip-0145.mediawiki\n",
618 : : {
619 [ + - ]: 62 : {"template_request", RPCArg::Type::OBJ, RPCArg::Optional::NO, "Format of the template",
620 : : {
621 [ + - ]: 62 : {"mode", RPCArg::Type::STR, /* treat as named arg */ RPCArg::Optional::OMITTED, "This must be set to \"template\", \"proposal\" (see BIP 23), or omitted"},
622 [ + - ]: 62 : {"capabilities", RPCArg::Type::ARR, /* treat as named arg */ RPCArg::Optional::OMITTED, "A list of strings",
623 : : {
624 [ + - ]: 62 : {"str", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "client side supported feature, 'longpoll', 'coinbasevalue', 'proposal', 'serverlist', 'workid'"},
625 : : }},
626 [ + - ]: 62 : {"rules", RPCArg::Type::ARR, RPCArg::Optional::NO, "A list of strings",
627 : : {
628 [ + - ]: 62 : {"segwit", RPCArg::Type::STR, RPCArg::Optional::NO, "(literal) indicates client side segwit support"},
629 [ + - ]: 62 : {"str", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "other client side supported softfork deployment"},
630 : : }},
631 [ + - ]: 62 : {"longpollid", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "delay processing request until the result would vary significantly from the \"longpollid\" of a prior template"},
632 [ + - ]: 62 : {"data", RPCArg::Type::STR_HEX, RPCArg::Optional::OMITTED, "proposed block data to check, encoded in hexadecimal; valid only for mode=\"proposal\""},
633 : : },
634 : : },
635 : : },
636 : : {
637 [ + - + - : 124 : RPCResult{"If the proposal was accepted with mode=='proposal'", RPCResult::Type::NONE, "", ""},
+ - + - ]
638 [ + - + - : 124 : RPCResult{"If the proposal was not accepted with mode=='proposal'", RPCResult::Type::STR, "", "According to BIP22"},
+ - + - ]
639 : : RPCResult{"Otherwise", RPCResult::Type::OBJ, "", "",
640 : : {
641 : : {RPCResult::Type::NUM, "version", "The preferred block version"},
642 : : {RPCResult::Type::ARR, "rules", "specific block rules that are to be enforced",
643 : : {
644 : : {RPCResult::Type::STR, "", "name of a rule the client must understand to some extent; see BIP 9 for format"},
645 : : }},
646 : : {RPCResult::Type::OBJ_DYN, "vbavailable", "set of pending, supported versionbit (BIP 9) softfork deployments",
647 : : {
648 : : {RPCResult::Type::NUM, "rulename", "identifies the bit number as indicating acceptance and readiness for the named softfork rule"},
649 : : }},
650 : : {RPCResult::Type::ARR, "capabilities", "",
651 : : {
652 : : {RPCResult::Type::STR, "value", "A supported feature, for example 'proposal'"},
653 : : }},
654 : : {RPCResult::Type::NUM, "vbrequired", "bit mask of versionbits the server requires set in submissions"},
655 : : {RPCResult::Type::STR, "previousblockhash", "The hash of current highest block"},
656 : : {RPCResult::Type::ARR, "transactions", "contents of non-coinbase transactions that should be included in the next block",
657 : : {
658 : : {RPCResult::Type::OBJ, "", "",
659 : : {
660 : : {RPCResult::Type::STR_HEX, "data", "transaction data encoded in hexadecimal (byte-for-byte)"},
661 : : {RPCResult::Type::STR_HEX, "txid", "transaction hash excluding witness data, shown in byte-reversed hex"},
662 : : {RPCResult::Type::STR_HEX, "hash", "transaction hash including witness data, shown in byte-reversed hex"},
663 : : {RPCResult::Type::ARR, "depends", "array of numbers",
664 : : {
665 : : {RPCResult::Type::NUM, "", "transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is"},
666 : : }},
667 : : {RPCResult::Type::NUM, "fee", "difference in value between transaction inputs and outputs (in satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one"},
668 : : {RPCResult::Type::NUM, "sigops", "total SigOps cost, as counted for purposes of block limits; if key is not present, sigop cost is unknown and clients MUST NOT assume it is zero"},
669 : : {RPCResult::Type::NUM, "weight", "total transaction weight, as counted for purposes of block limits"},
670 : : }},
671 : : }},
672 : : {RPCResult::Type::OBJ_DYN, "coinbaseaux", "data that should be included in the coinbase's scriptSig content",
673 : : {
674 : : {RPCResult::Type::STR_HEX, "key", "values must be in the coinbase (keys may be ignored)"},
675 : : }},
676 : : {RPCResult::Type::NUM, "coinbasevalue", "maximum allowable input to coinbase transaction, including the generation award and transaction fees (in satoshis)"},
677 : : {RPCResult::Type::STR, "longpollid", "an id to include with a request to longpoll on an update to this template"},
678 : : {RPCResult::Type::STR, "target", "The hash target"},
679 [ + - ]: 124 : {RPCResult::Type::NUM_TIME, "mintime", "The minimum timestamp appropriate for the next block time, expressed in " + UNIX_EPOCH_TIME + ". Adjusted for the proposed BIP94 timewarp rule."},
680 : : {RPCResult::Type::ARR, "mutable", "list of ways the block template may be changed",
681 : : {
682 : : {RPCResult::Type::STR, "value", "A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'"},
683 : : }},
684 : : {RPCResult::Type::STR_HEX, "noncerange", "A range of valid nonces"},
685 : : {RPCResult::Type::NUM, "sigoplimit", "limit of sigops in blocks"},
686 : : {RPCResult::Type::NUM, "sizelimit", "limit of block size"},
687 : : {RPCResult::Type::NUM, "weightlimit", /*optional=*/true, "limit of block weight"},
688 [ + - ]: 124 : {RPCResult::Type::NUM_TIME, "curtime", "current timestamp in " + UNIX_EPOCH_TIME + ". Adjusted for the proposed BIP94 timewarp rule."},
689 : : {RPCResult::Type::STR, "bits", "compressed target of next block"},
690 : : {RPCResult::Type::NUM, "height", "The height of the next block"},
691 : : {RPCResult::Type::STR_HEX, "signet_challenge", /*optional=*/true, "Only on signet"},
692 : : {RPCResult::Type::STR_HEX, "default_witness_commitment", /*optional=*/true, "a valid witness commitment for the unmodified block template"},
693 [ + - + - : 3100 : }},
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + + + +
+ + + + +
+ + + + +
+ + + + -
- - - - -
- - - - -
- - - - -
- - ]
694 : : },
695 : 62 : RPCExamples{
696 [ + - + - : 124 : HelpExampleCli("getblocktemplate", "'{\"rules\": [\"segwit\"]}'")
+ - ]
697 [ + - + - : 248 : + HelpExampleRpc("getblocktemplate", "{\"rules\": [\"segwit\"]}")
+ - + - ]
698 [ + - ]: 62 : },
699 : 1 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
700 : : {
701 : 1 : NodeContext& node = EnsureAnyNodeContext(request.context);
702 : 1 : ChainstateManager& chainman = EnsureChainman(node);
703 : 1 : Mining& miner = EnsureMining(node);
704 : 0 : LOCK(cs_main);
705 [ # # # # : 0 : uint256 tip{CHECK_NONFATAL(miner.getTip()).value().hash};
# # ]
706 : :
707 [ # # ]: 0 : std::string strMode = "template";
708 [ # # ]: 0 : UniValue lpval = NullUniValue;
709 [ # # ]: 0 : std::set<std::string> setClientRules;
710 [ # # # # ]: 0 : if (!request.params[0].isNull())
711 : : {
712 [ # # # # ]: 0 : const UniValue& oparam = request.params[0].get_obj();
713 [ # # ]: 0 : const UniValue& modeval = oparam.find_value("mode");
714 [ # # ]: 0 : if (modeval.isStr())
715 [ # # # # ]: 0 : strMode = modeval.get_str();
716 [ # # ]: 0 : else if (modeval.isNull())
717 : : {
718 : : /* Do nothing */
719 : : }
720 : : else
721 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
722 [ # # # # ]: 0 : lpval = oparam.find_value("longpollid");
723 : :
724 [ # # ]: 0 : if (strMode == "proposal")
725 : : {
726 [ # # ]: 0 : const UniValue& dataval = oparam.find_value("data");
727 [ # # ]: 0 : if (!dataval.isStr())
728 [ # # # # ]: 0 : throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
729 : :
730 : 0 : CBlock block;
731 [ # # # # : 0 : if (!DecodeHexBlk(block, dataval.get_str()))
# # ]
732 [ # # # # ]: 0 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
733 : :
734 [ # # ]: 0 : uint256 hash = block.GetHash();
735 [ # # ]: 0 : const CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(hash);
736 [ # # ]: 0 : if (pindex) {
737 [ # # # # ]: 0 : if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
738 [ # # ]: 0 : return "duplicate";
739 [ # # ]: 0 : if (pindex->nStatus & BLOCK_FAILED_MASK)
740 [ # # ]: 0 : return "duplicate-invalid";
741 [ # # ]: 0 : return "duplicate-inconclusive";
742 : : }
743 : :
744 : : // TestBlockValidity only supports blocks built on the current Tip
745 [ # # ]: 0 : if (block.hashPrevBlock != tip) {
746 [ # # ]: 0 : return "inconclusive-not-best-prevblk";
747 : : }
748 [ # # ]: 0 : BlockValidationState state;
749 [ # # # # : 0 : TestBlockValidity(state, chainman.GetParams(), chainman.ActiveChainstate(), block, chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock), /*fCheckPOW=*/false, /*fCheckMerkleRoot=*/true);
# # ]
750 [ # # ]: 0 : return BIP22ValidationResult(state);
751 : 0 : }
752 : :
753 [ # # ]: 0 : const UniValue& aClientRules = oparam.find_value("rules");
754 [ # # ]: 0 : if (aClientRules.isArray()) {
755 [ # # ]: 0 : for (unsigned int i = 0; i < aClientRules.size(); ++i) {
756 [ # # ]: 0 : const UniValue& v = aClientRules[i];
757 [ # # # # ]: 0 : setClientRules.insert(v.get_str());
758 : : }
759 : : }
760 : : }
761 : :
762 [ # # ]: 0 : if (strMode != "template")
763 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
764 : :
765 [ # # # # ]: 0 : if (!miner.isTestChain()) {
766 [ # # ]: 0 : const CConnman& connman = EnsureConnman(node);
767 [ # # # # ]: 0 : if (connman.GetNodeCount(ConnectionDirection::Both) == 0) {
768 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, CLIENT_NAME " is not connected!");
769 : : }
770 : :
771 [ # # # # ]: 0 : if (miner.isInitialBlockDownload()) {
772 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, CLIENT_NAME " is in initial sync and waiting for blocks...");
773 : : }
774 : : }
775 : :
776 : 0 : static unsigned int nTransactionsUpdatedLast;
777 [ # # ]: 0 : const CTxMemPool& mempool = EnsureMemPool(node);
778 : :
779 : : // Long Polling (BIP22)
780 [ # # ]: 0 : if (!lpval.isNull()) {
781 : : /**
782 : : * Wait to respond until either the best block changes, OR there are more
783 : : * transactions.
784 : : *
785 : : * The check for new transactions first happens after 1 minute and
786 : : * subsequently every 10 seconds. BIP22 does not require this particular interval.
787 : : * On mainnet the mempool changes frequently enough that in practice this RPC
788 : : * returns after 60 seconds, or sooner if the best block changes.
789 : : *
790 : : * getblocktemplate is unlikely to be called by bitcoin-cli, so
791 : : * -rpcclienttimeout is not a concern. BIP22 recommends a long request timeout.
792 : : *
793 : : * The longpollid is assumed to be a tip hash if it has the right format.
794 : : */
795 : 0 : uint256 hashWatchedChain;
796 : 0 : unsigned int nTransactionsUpdatedLastLP;
797 : :
798 [ # # ]: 0 : if (lpval.isStr())
799 : : {
800 : : // Format: <hashBestChain><nTransactionsUpdatedLast>
801 [ # # ]: 0 : const std::string& lpstr = lpval.get_str();
802 : :
803 : : // Assume the longpollid is a block hash. If it's not then we return
804 : : // early below.
805 [ # # # # : 0 : hashWatchedChain = ParseHashV(lpstr.substr(0, 64), "longpollid");
# # ]
806 [ # # # # ]: 0 : nTransactionsUpdatedLastLP = LocaleIndependentAtoi<int64_t>(lpstr.substr(64));
807 : : }
808 : : else
809 : : {
810 : : // NOTE: Spec does not specify behaviour for non-string longpollid, but this makes testing easier
811 : 0 : hashWatchedChain = tip;
812 : 0 : nTransactionsUpdatedLastLP = nTransactionsUpdatedLast;
813 : : }
814 : :
815 : : // Release lock while waiting
816 : 0 : LEAVE_CRITICAL_SECTION(cs_main);
817 : 0 : {
818 : 0 : MillisecondsDouble checktxtime{std::chrono::minutes(1)};
819 [ # # # # ]: 0 : while (IsRPCRunning()) {
820 : : // If hashWatchedChain is not a real block hash, this will
821 : : // return immediately.
822 [ # # ]: 0 : std::optional<BlockRef> maybe_tip{miner.waitTipChanged(hashWatchedChain, checktxtime)};
823 : : // Node is shutting down
824 [ # # ]: 0 : if (!maybe_tip) break;
825 [ # # ]: 0 : tip = maybe_tip->hash;
826 [ # # ]: 0 : if (tip != hashWatchedChain) break;
827 : :
828 : : // Check transactions for update without holding the mempool
829 : : // lock to avoid deadlocks.
830 [ # # # # ]: 0 : if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLastLP) {
831 : : break;
832 : : }
833 : 0 : checktxtime = std::chrono::seconds(10);
834 : : }
835 : : }
836 [ # # ]: 0 : ENTER_CRITICAL_SECTION(cs_main);
837 : :
838 [ # # # # : 0 : tip = CHECK_NONFATAL(miner.getTip()).value().hash;
# # ]
839 : :
840 [ # # # # ]: 0 : if (!IsRPCRunning())
841 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
842 : : // TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners?
843 : : }
844 : :
845 [ # # ]: 0 : const Consensus::Params& consensusParams = chainman.GetParams().GetConsensus();
846 : :
847 : : // GBT must be called with 'signet' set in the rules for signet chains
848 [ # # # # : 0 : if (consensusParams.signet_blocks && setClientRules.count("signet") != 1) {
# # # # ]
849 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "getblocktemplate must be called with the signet rule set (call with {\"rules\": [\"segwit\", \"signet\"]})");
850 : : }
851 : :
852 : : // GBT must be called with 'segwit' set in the rules
853 [ # # # # ]: 0 : if (setClientRules.count("segwit") != 1) {
854 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "getblocktemplate must be called with the segwit rule set (call with {\"rules\": [\"segwit\"]})");
855 : : }
856 : :
857 : : // Update block
858 : 0 : static CBlockIndex* pindexPrev;
859 : 0 : static int64_t time_start;
860 [ - - - - ]: 26 : static std::unique_ptr<BlockTemplate> block_template;
861 [ # # # # ]: 0 : if (!pindexPrev || pindexPrev->GetBlockHash() != tip ||
862 [ # # # # : 0 : (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - time_start > 5))
# # # # ]
863 : : {
864 : : // Clear pindexPrev so future calls make a new block, despite any failures from here on
865 : 0 : pindexPrev = nullptr;
866 : :
867 : : // Store the pindexBest used before createNewBlock, to avoid races
868 [ # # ]: 0 : nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
869 [ # # ]: 0 : CBlockIndex* pindexPrevNew = chainman.m_blockman.LookupBlockIndex(tip);
870 [ # # ]: 0 : time_start = GetTime();
871 : :
872 : : // Create new block
873 : 0 : block_template = miner.createNewBlock();
874 [ # # ]: 0 : CHECK_NONFATAL(block_template);
875 : :
876 : :
877 : : // Need to update only after we know createNewBlock succeeded
878 : 0 : pindexPrev = pindexPrevNew;
879 : : }
880 [ # # ]: 0 : CHECK_NONFATAL(pindexPrev);
881 [ # # ]: 0 : CBlock block{block_template->getBlock()};
882 : :
883 : : // Update nTime
884 [ # # ]: 0 : UpdateTime(&block, consensusParams, pindexPrev);
885 : 0 : block.nNonce = 0;
886 : :
887 : : // NOTE: If at some point we support pre-segwit miners post-segwit-activation, this needs to take segwit support into consideration
888 : 0 : const bool fPreSegWit = !DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_SEGWIT);
889 : :
890 [ # # # # ]: 0 : UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal");
891 : :
892 : 0 : UniValue transactions(UniValue::VARR);
893 [ # # ]: 0 : std::map<uint256, int64_t> setTxIndex;
894 [ # # ]: 0 : std::vector<CAmount> tx_fees{block_template->getTxFees()};
895 [ # # ]: 0 : std::vector<CAmount> tx_sigops{block_template->getTxSigops()};
896 : :
897 : 0 : int i = 0;
898 [ # # ]: 0 : for (const auto& it : block.vtx) {
899 [ # # ]: 0 : const CTransaction& tx = *it;
900 : 0 : uint256 txHash = tx.GetHash();
901 [ # # ]: 0 : setTxIndex[txHash] = i++;
902 : :
903 [ # # ]: 0 : if (tx.IsCoinBase())
904 : 0 : continue;
905 : :
906 : 0 : UniValue entry(UniValue::VOBJ);
907 : :
908 [ # # # # : 0 : entry.pushKV("data", EncodeHexTx(tx));
# # # # ]
909 [ # # # # : 0 : entry.pushKV("txid", txHash.GetHex());
# # # # ]
910 [ # # # # : 0 : entry.pushKV("hash", tx.GetWitnessHash().GetHex());
# # # # ]
911 : :
912 : 0 : UniValue deps(UniValue::VARR);
913 [ # # ]: 0 : for (const CTxIn &in : tx.vin)
914 : : {
915 [ # # ]: 0 : if (setTxIndex.count(in.prevout.hash))
916 [ # # # # : 0 : deps.push_back(setTxIndex[in.prevout.hash]);
# # ]
917 : : }
918 [ # # # # ]: 0 : entry.pushKV("depends", std::move(deps));
919 : :
920 : 0 : int index_in_template = i - 2;
921 [ # # # # : 0 : entry.pushKV("fee", tx_fees.at(index_in_template));
# # # # ]
922 [ # # ]: 0 : int64_t nTxSigOps{tx_sigops.at(index_in_template)};
923 [ # # ]: 0 : if (fPreSegWit) {
924 [ # # ]: 0 : CHECK_NONFATAL(nTxSigOps % WITNESS_SCALE_FACTOR == 0);
925 : 0 : nTxSigOps /= WITNESS_SCALE_FACTOR;
926 : : }
927 [ # # # # : 0 : entry.pushKV("sigops", nTxSigOps);
# # ]
928 [ # # # # : 0 : entry.pushKV("weight", GetTransactionWeight(tx));
# # ]
929 : :
930 [ # # ]: 0 : transactions.push_back(std::move(entry));
931 : 0 : }
932 : :
933 : 0 : UniValue aux(UniValue::VOBJ);
934 : :
935 [ # # ]: 0 : arith_uint256 hashTarget = arith_uint256().SetCompact(block.nBits);
936 : :
937 : 0 : UniValue aMutable(UniValue::VARR);
938 [ # # # # ]: 0 : aMutable.push_back("time");
939 [ # # # # ]: 0 : aMutable.push_back("transactions");
940 [ # # # # ]: 0 : aMutable.push_back("prevblock");
941 : :
942 : 0 : UniValue result(UniValue::VOBJ);
943 [ # # # # ]: 0 : result.pushKV("capabilities", std::move(aCaps));
944 : :
945 : 0 : UniValue aRules(UniValue::VARR);
946 [ # # # # ]: 0 : aRules.push_back("csv");
947 [ # # # # : 0 : if (!fPreSegWit) aRules.push_back("!segwit");
# # ]
948 [ # # ]: 0 : if (consensusParams.signet_blocks) {
949 : : // indicate to miner that they must understand signet rules
950 : : // when attempting to mine with this template
951 [ # # # # ]: 0 : aRules.push_back("!signet");
952 : : }
953 : :
954 : 0 : UniValue vbavailable(UniValue::VOBJ);
955 [ # # ]: 0 : const auto gbtstatus = chainman.m_versionbitscache.GBTStatus(*pindexPrev, consensusParams);
956 : :
957 [ # # # # ]: 0 : for (const auto& [name, info] : gbtstatus.signalling) {
958 [ # # # # : 0 : vbavailable.pushKV(gbt_force_name(name, info.gbt_force), info.bit);
# # ]
959 [ # # # # ]: 0 : if (!info.gbt_force && !setClientRules.count(name)) {
960 : : // If the client doesn't support this, don't indicate it in the [default] version
961 : 0 : block.nVersion &= ~info.mask;
962 : : }
963 : : }
964 : :
965 [ # # # # ]: 0 : for (const auto& [name, info] : gbtstatus.locked_in) {
966 : 0 : block.nVersion |= info.mask;
967 [ # # # # : 0 : vbavailable.pushKV(gbt_force_name(name, info.gbt_force), info.bit);
# # ]
968 [ # # # # ]: 0 : if (!info.gbt_force && !setClientRules.count(name)) {
969 : : // If the client doesn't support this, don't indicate it in the [default] version
970 : 0 : block.nVersion &= ~info.mask;
971 : : }
972 : : }
973 : :
974 [ # # # # ]: 0 : for (const auto& [name, info] : gbtstatus.active) {
975 [ # # # # : 0 : aRules.push_back(gbt_force_name(name, info.gbt_force));
# # ]
976 [ # # # # ]: 0 : if (!info.gbt_force && !setClientRules.count(name)) {
977 : : // Not supported by the client; make sure it's safe to proceed
978 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Support for '%s' rule requires explicit client support", name));
979 : : }
980 : : }
981 : :
982 [ # # # # : 0 : result.pushKV("version", block.nVersion);
# # ]
983 [ # # # # ]: 0 : result.pushKV("rules", std::move(aRules));
984 [ # # # # ]: 0 : result.pushKV("vbavailable", std::move(vbavailable));
985 [ # # # # : 0 : result.pushKV("vbrequired", int(0));
# # ]
986 : :
987 [ # # # # : 0 : result.pushKV("previousblockhash", block.hashPrevBlock.GetHex());
# # # # ]
988 [ # # # # ]: 0 : result.pushKV("transactions", std::move(transactions));
989 [ # # # # ]: 0 : result.pushKV("coinbaseaux", std::move(aux));
990 [ # # # # : 0 : result.pushKV("coinbasevalue", (int64_t)block.vtx[0]->vout[0].nValue);
# # ]
991 [ # # # # : 0 : result.pushKV("longpollid", tip.GetHex() + ToString(nTransactionsUpdatedLast));
# # # # #
# # # ]
992 [ # # # # : 0 : result.pushKV("target", hashTarget.GetHex());
# # # # ]
993 [ # # # # : 0 : result.pushKV("mintime", GetMinimumTime(pindexPrev, consensusParams.DifficultyAdjustmentInterval()));
# # # # ]
994 [ # # # # ]: 0 : result.pushKV("mutable", std::move(aMutable));
995 [ # # # # : 0 : result.pushKV("noncerange", "00000000ffffffff");
# # ]
996 : 0 : int64_t nSigOpLimit = MAX_BLOCK_SIGOPS_COST;
997 : 0 : int64_t nSizeLimit = MAX_BLOCK_SERIALIZED_SIZE;
998 [ # # ]: 0 : if (fPreSegWit) {
999 [ # # ]: 0 : CHECK_NONFATAL(nSigOpLimit % WITNESS_SCALE_FACTOR == 0);
1000 : 0 : nSigOpLimit /= WITNESS_SCALE_FACTOR;
1001 [ # # ]: 0 : CHECK_NONFATAL(nSizeLimit % WITNESS_SCALE_FACTOR == 0);
1002 : 0 : nSizeLimit /= WITNESS_SCALE_FACTOR;
1003 : : }
1004 [ # # # # : 0 : result.pushKV("sigoplimit", nSigOpLimit);
# # ]
1005 [ # # # # : 0 : result.pushKV("sizelimit", nSizeLimit);
# # ]
1006 [ # # ]: 0 : if (!fPreSegWit) {
1007 [ # # # # : 0 : result.pushKV("weightlimit", (int64_t)MAX_BLOCK_WEIGHT);
# # ]
1008 : : }
1009 [ # # # # : 0 : result.pushKV("curtime", block.GetBlockTime());
# # ]
1010 [ # # # # : 0 : result.pushKV("bits", strprintf("%08x", block.nBits));
# # # # ]
1011 [ # # # # : 0 : result.pushKV("height", (int64_t)(pindexPrev->nHeight+1));
# # ]
1012 : :
1013 [ # # ]: 0 : if (consensusParams.signet_blocks) {
1014 [ # # # # : 0 : result.pushKV("signet_challenge", HexStr(consensusParams.signet_challenge));
# # # # ]
1015 : : }
1016 : :
1017 [ # # # # ]: 0 : if (!block_template->getCoinbaseCommitment().empty()) {
1018 [ # # # # : 0 : result.pushKV("default_witness_commitment", HexStr(block_template->getCoinbaseCommitment()));
# # # # #
# ]
1019 : : }
1020 : :
1021 : 0 : return result;
1022 [ # # # # : 0 : },
# # ]
1023 [ + - + - : 2294 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + +
+ + + + +
+ + + - -
- - - - -
- - - ]
1024 [ + - + - : 3658 : }
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- - - - -
- - - - -
- ]
1025 : :
1026 : : class submitblock_StateCatcher final : public CValidationInterface
1027 : : {
1028 : : public:
1029 : : uint256 hash;
1030 : : bool found{false};
1031 : : BlockValidationState state;
1032 : :
1033 : 37 : explicit submitblock_StateCatcher(const uint256 &hashIn) : hash(hashIn), state() {}
1034 : :
1035 : : protected:
1036 : 37 : void BlockChecked(const CBlock& block, const BlockValidationState& stateIn) override {
1037 [ + - ]: 37 : if (block.GetHash() != hash)
1038 : : return;
1039 : 37 : found = true;
1040 : 37 : state = stateIn;
1041 : : }
1042 : : };
1043 : :
1044 : 101 : static RPCHelpMan submitblock()
1045 : : {
1046 : : // We allow 2 arguments for compliance with BIP22. Argument 2 is ignored.
1047 : 101 : return RPCHelpMan{"submitblock",
1048 : : "\nAttempts to submit new block to network.\n"
1049 : : "See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n",
1050 : : {
1051 [ + - ]: 101 : {"hexdata", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hex-encoded block data to submit"},
1052 [ + - ]: 202 : {"dummy", RPCArg::Type::STR, RPCArg::DefaultHint{"ignored"}, "dummy value, for compatibility with BIP22. This value is ignored."},
1053 : : },
1054 : : {
1055 [ + - + - : 202 : RPCResult{"If the block was accepted", RPCResult::Type::NONE, "", ""},
+ - + - ]
1056 [ + - + - : 202 : RPCResult{"Otherwise", RPCResult::Type::STR, "", "According to BIP22"},
+ - + - ]
1057 : : },
1058 : 101 : RPCExamples{
1059 [ + - + - : 202 : HelpExampleCli("submitblock", "\"mydata\"")
+ - ]
1060 [ + - + - : 404 : + HelpExampleRpc("submitblock", "\"mydata\"")
+ - + - ]
1061 [ + - ]: 101 : },
1062 : 42 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
1063 : : {
1064 : 42 : std::shared_ptr<CBlock> blockptr = std::make_shared<CBlock>();
1065 [ + - ]: 42 : CBlock& block = *blockptr;
1066 [ + - + - : 42 : if (!DecodeHexBlk(block, request.params[0].get_str())) {
+ - + + ]
1067 [ + - + - ]: 10 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
1068 : : }
1069 : :
1070 [ + - ]: 37 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
1071 : 37 : {
1072 [ + - ]: 37 : LOCK(cs_main);
1073 [ + - ]: 37 : const CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock);
1074 [ + + ]: 37 : if (pindex) {
1075 [ + - ]: 19 : chainman.UpdateUncommittedBlockStructures(block, pindex);
1076 : : }
1077 : 0 : }
1078 : :
1079 : 37 : bool new_block;
1080 [ + - ]: 37 : auto sc = std::make_shared<submitblock_StateCatcher>(block.GetHash());
1081 [ + - + - : 74 : CHECK_NONFATAL(chainman.m_options.signals)->RegisterSharedValidationInterface(sc);
+ - ]
1082 [ + - + - : 74 : bool accepted = chainman.ProcessNewBlock(blockptr, /*force_processing=*/true, /*min_pow_checked=*/true, /*new_block=*/&new_block);
+ - ]
1083 [ + - + - : 74 : CHECK_NONFATAL(chainman.m_options.signals)->UnregisterSharedValidationInterface(sc);
+ - ]
1084 [ + - - + ]: 37 : if (!new_block && accepted) {
1085 [ # # ]: 0 : return "duplicate";
1086 : : }
1087 [ - + ]: 37 : if (!sc->found) {
1088 [ # # ]: 0 : return "inconclusive";
1089 : : }
1090 [ + - ]: 37 : return BIP22ValidationResult(sc->state);
1091 [ + - ]: 74 : },
1092 [ + - + - : 1717 : };
+ - + - +
- + - + -
+ - + - +
+ + + - -
- - ]
1093 [ + - + - : 808 : }
+ - + - +
- + - - -
- - ]
1094 : :
1095 : 110 : static RPCHelpMan submitheader()
1096 : : {
1097 : 110 : return RPCHelpMan{"submitheader",
1098 : : "\nDecode the given hexdata as a header and submit it as a candidate chain tip if valid."
1099 : : "\nThrows when the header is invalid.\n",
1100 : : {
1101 [ + - ]: 110 : {"hexdata", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hex-encoded block header data"},
1102 : : },
1103 : 0 : RPCResult{
1104 [ + - + - : 220 : RPCResult::Type::NONE, "", "None"},
+ - ]
1105 : 110 : RPCExamples{
1106 [ + - + - : 220 : HelpExampleCli("submitheader", "\"aabbcc\"") +
+ - ]
1107 [ + - + - : 330 : HelpExampleRpc("submitheader", "\"aabbcc\"")
+ - + - ]
1108 [ + - ]: 110 : },
1109 : 52 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
1110 : : {
1111 : 52 : CBlockHeader h;
1112 [ + + ]: 52 : if (!DecodeHexBlockHeader(h, request.params[0].get_str())) {
1113 [ + - + - ]: 4 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block header decode failed");
1114 : : }
1115 : 50 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
1116 : 50 : {
1117 : 50 : LOCK(cs_main);
1118 [ + - + + ]: 50 : if (!chainman.m_blockman.LookupBlockIndex(h.hashPrevBlock)) {
1119 [ + - + - : 3 : throw JSONRPCError(RPC_VERIFY_ERROR, "Must submit previous header (" + h.hashPrevBlock.GetHex() + ") first");
+ - ]
1120 : : }
1121 : 1 : }
1122 : :
1123 [ + - ]: 49 : BlockValidationState state;
1124 [ + - ]: 49 : chainman.ProcessNewBlockHeaders({{h}}, /*min_pow_checked=*/true, state);
1125 [ + + ]: 49 : if (state.IsValid()) return UniValue::VNULL;
1126 [ - + ]: 10 : if (state.IsError()) {
1127 [ # # # # ]: 0 : throw JSONRPCError(RPC_VERIFY_ERROR, state.ToString());
1128 : : }
1129 [ + - + - ]: 20 : throw JSONRPCError(RPC_VERIFY_ERROR, state.GetRejectReason());
1130 : 39 : },
1131 [ + - + - : 990 : };
+ - + - +
- + - + +
- - ]
1132 [ + - + - ]: 330 : }
1133 : :
1134 : 28 : void RegisterMiningRPCCommands(CRPCTable& t)
1135 : : {
1136 : 28 : static const CRPCCommand commands[]{
1137 : : {"mining", &getnetworkhashps},
1138 : : {"mining", &getmininginfo},
1139 : : {"mining", &prioritisetransaction},
1140 : : {"mining", &getprioritisedtransactions},
1141 : : {"mining", &getblocktemplate},
1142 : : {"mining", &submitblock},
1143 : : {"mining", &submitheader},
1144 : :
1145 : : {"hidden", &generatetoaddress},
1146 : : {"hidden", &generatetodescriptor},
1147 : : {"hidden", &generateblock},
1148 : : {"hidden", &generate},
1149 [ + + + - : 54 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - -
- ]
1150 [ + + ]: 336 : for (const auto& c : commands) {
1151 : 308 : t.appendCommand(c.name, &c);
1152 : : }
1153 : 28 : }
|
