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 : 28 : static UniValue GetNetworkHashPS(int lookup, int height, const CChain& active_chain) {
66 [ + + ]: 28 : if (lookup < -1 || lookup == 0) {
67 [ + - + - ]: 8 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid nblocks. Must be a positive number or -1.");
68 : : }
69 : :
70 [ + + + + ]: 24 : if (height < -1 || height > active_chain.Height()) {
71 [ + - + - ]: 8 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Block does not exist at specified height");
72 : : }
73 : :
74 [ + - ]: 20 : const CBlockIndex* pb = active_chain.Tip();
75 : :
76 [ + + ]: 20 : if (height >= 0) {
77 : 2 : pb = active_chain[height];
78 : : }
79 : :
80 [ + - + + ]: 20 : if (pb == nullptr || !pb->nHeight)
81 : 5 : return 0;
82 : :
83 : : // If lookup is -1, then use blocks since last difficulty change.
84 [ + + ]: 15 : if (lookup == -1)
85 : 2 : lookup = pb->nHeight % Params().GetConsensus().DifficultyAdjustmentInterval() + 1;
86 : :
87 : : // If lookup is larger than chain, then set it to chain length.
88 [ + + ]: 15 : if (lookup > pb->nHeight)
89 : 2 : lookup = pb->nHeight;
90 : :
91 : 15 : const CBlockIndex* pb0 = pb;
92 : 15 : int64_t minTime = pb0->GetBlockTime();
93 : 15 : int64_t maxTime = minTime;
94 [ + + ]: 1723 : for (int i = 0; i < lookup; i++) {
95 : 1708 : pb0 = pb0->pprev;
96 [ + + ]: 1708 : int64_t time = pb0->GetBlockTime();
97 [ + + ]: 1708 : minTime = std::min(time, minTime);
98 [ + + ]: 1709 : 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 [ - + ]: 15 : if (minTime == maxTime)
103 : 0 : return 0;
104 : :
105 : 15 : arith_uint256 workDiff = pb->nChainWork - pb0->nChainWork;
106 : 15 : int64_t timeDiff = maxTime - minTime;
107 : :
108 : 15 : return workDiff.getdouble() / timeDiff;
109 : : }
110 : :
111 : 2198 : static RPCHelpMan getnetworkhashps()
112 : : {
113 : 2198 : return RPCHelpMan{
114 : : "getnetworkhashps",
115 : : "Returns the estimated network hashes per second based on the last n blocks.\n"
116 : : "Pass in [blocks] to override # of blocks, -1 specifies since last difficulty change.\n"
117 : : "Pass in [height] to estimate the network speed at the time when a certain block was found.\n",
118 : : {
119 [ + - ]: 4396 : {"nblocks", RPCArg::Type::NUM, RPCArg::Default{120}, "The number of previous blocks to calculate estimate from, or -1 for blocks since last difficulty change."},
120 [ + - ]: 4396 : {"height", RPCArg::Type::NUM, RPCArg::Default{-1}, "To estimate at the time of the given height."},
121 : : },
122 : 0 : RPCResult{
123 [ + - + - : 4396 : RPCResult::Type::NUM, "", "Hashes per second estimated"},
+ - ]
124 : 2198 : RPCExamples{
125 [ + - + - : 4396 : HelpExampleCli("getnetworkhashps", "")
+ - ]
126 [ + - + - : 8792 : + HelpExampleRpc("getnetworkhashps", "")
+ - + - ]
127 [ + - ]: 2198 : },
128 : 28 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
129 : : {
130 : 28 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
131 : 28 : LOCK(cs_main);
132 [ + - + - : 28 : return GetNetworkHashPS(self.Arg<int>("nblocks"), self.Arg<int>("height"), chainman.ActiveChain());
+ - + + ]
133 : 20 : },
134 [ + - + - : 35168 : };
+ - + - +
- + - + -
+ - + + -
- ]
135 [ + - + - : 10990 : }
+ - - - ]
136 : :
137 : 38629 : static bool GenerateBlock(ChainstateManager& chainman, CBlock&& block, uint64_t& max_tries, std::shared_ptr<const CBlock>& block_out, bool process_new_block)
138 : : {
139 : 38629 : block_out.reset();
140 : 38629 : block.hashMerkleRoot = BlockMerkleRoot(block);
141 : :
142 [ + + + - : 1115645 : while (max_tries > 0 && block.nNonce < std::numeric_limits<uint32_t>::max() && !CheckProofOfWork(block.GetHash(), block.nBits, chainman.GetConsensus()) && !chainman.m_interrupt) {
+ + + - ]
143 : 1038387 : ++block.nNonce;
144 : 1038387 : --max_tries;
145 : : }
146 [ + + + - ]: 38629 : if (max_tries == 0 || chainman.m_interrupt) {
147 : 1 : return false;
148 : : }
149 [ + - ]: 38628 : if (block.nNonce == std::numeric_limits<uint32_t>::max()) {
150 : : return true;
151 : : }
152 : :
153 [ - + ]: 38628 : block_out = std::make_shared<const CBlock>(std::move(block));
154 : :
155 [ + + ]: 38628 : if (!process_new_block) return true;
156 : :
157 [ - + ]: 38623 : if (!chainman.ProcessNewBlock(block_out, /*force_processing=*/true, /*min_pow_checked=*/true, nullptr)) {
158 [ # # # # ]: 0 : throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
159 : : }
160 : :
161 : : return true;
162 : : }
163 : :
164 : 2717 : static UniValue generateBlocks(ChainstateManager& chainman, Mining& miner, const CScript& coinbase_output_script, int nGenerate, uint64_t nMaxTries)
165 : : {
166 : 2717 : UniValue blockHashes(UniValue::VARR);
167 [ + + + - : 41004 : while (nGenerate > 0 && !chainman.m_interrupt) {
+ - ]
168 : 38287 : std::unique_ptr<BlockTemplate> block_template(miner.createNewBlock({ .coinbase_output_script = coinbase_output_script }));
169 [ + - ]: 38288 : CHECK_NONFATAL(block_template);
170 : :
171 : 38288 : std::shared_ptr<const CBlock> block_out;
172 [ + - + - : 38288 : if (!GenerateBlock(chainman, block_template->getBlock(), nMaxTries, block_out, /*process_new_block=*/true)) {
+ + ]
173 : : break;
174 : : }
175 : :
176 [ + - ]: 38287 : if (block_out) {
177 : 38287 : --nGenerate;
178 [ + - + - : 38287 : blockHashes.push_back(block_out->GetHash().GetHex());
+ - + - ]
179 : : }
180 : 38288 : }
181 : 2717 : return blockHashes;
182 [ + - ]: 38288 : }
183 : :
184 : 1170 : static bool getScriptFromDescriptor(const std::string& descriptor, CScript& script, std::string& error)
185 : : {
186 : 1170 : FlatSigningProvider key_provider;
187 [ + - ]: 1170 : const auto descs = Parse(descriptor, key_provider, error, /* require_checksum = */ false);
188 [ + + ]: 1170 : if (descs.empty()) return false;
189 [ - + ]: 852 : if (descs.size() > 1) {
190 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Multipath descriptor not accepted");
191 : : }
192 [ + - ]: 852 : const auto& desc = descs.at(0);
193 [ + - + + ]: 852 : if (desc->IsRange()) {
194 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Ranged descriptor not accepted. Maybe pass through deriveaddresses first?");
195 : : }
196 : :
197 : 851 : FlatSigningProvider provider;
198 : 851 : std::vector<CScript> scripts;
199 [ + - + + ]: 851 : if (!desc->Expand(0, key_provider, scripts, provider)) {
200 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Cannot derive script without private keys");
201 : : }
202 : :
203 : : // Combo descriptors can have 2 or 4 scripts, so we can't just check scripts.size() == 1
204 [ + - - + : 850 : CHECK_NONFATAL(scripts.size() > 0 && scripts.size() <= 4);
+ - ]
205 : :
206 [ + + ]: 850 : if (scripts.size() == 1) {
207 [ + - ]: 848 : script = scripts.at(0);
208 [ + + ]: 2 : } else if (scripts.size() == 4) {
209 : : // For uncompressed keys, take the 3rd script, since it is p2wpkh
210 [ + - ]: 1 : script = scripts.at(2);
211 : : } else {
212 : : // Else take the 2nd script, since it is p2pkh
213 [ + - ]: 1 : script = scripts.at(1);
214 : : }
215 : :
216 : 850 : return true;
217 : 1174 : }
218 : :
219 : 2981 : static RPCHelpMan generatetodescriptor()
220 : : {
221 : 2981 : return RPCHelpMan{
222 : : "generatetodescriptor",
223 : : "Mine to a specified descriptor and return the block hashes.",
224 : : {
225 [ + - ]: 2981 : {"num_blocks", RPCArg::Type::NUM, RPCArg::Optional::NO, "How many blocks are generated."},
226 [ + - ]: 2981 : {"descriptor", RPCArg::Type::STR, RPCArg::Optional::NO, "The descriptor to send the newly generated bitcoin to."},
227 [ + - ]: 5962 : {"maxtries", RPCArg::Type::NUM, RPCArg::Default{DEFAULT_MAX_TRIES}, "How many iterations to try."},
228 : : },
229 : 0 : RPCResult{
230 : : RPCResult::Type::ARR, "", "hashes of blocks generated",
231 : : {
232 : : {RPCResult::Type::STR_HEX, "", "blockhash"},
233 : : }
234 [ + - + - : 8943 : },
+ - + - +
- + - + -
+ + - - ]
235 : 2981 : RPCExamples{
236 [ + - + - : 8943 : "\nGenerate 11 blocks to mydesc\n" + HelpExampleCli("generatetodescriptor", "11 \"mydesc\"")},
+ - + - +
- ]
237 : 822 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
238 : : {
239 : 822 : const auto num_blocks{self.Arg<int>("num_blocks")};
240 : 822 : const auto max_tries{self.Arg<uint64_t>("maxtries")};
241 : :
242 : 822 : CScript coinbase_output_script;
243 [ + - ]: 822 : std::string error;
244 [ + - + - : 822 : if (!getScriptFromDescriptor(self.Arg<std::string>("descriptor"), coinbase_output_script, error)) {
- + ]
245 [ # # ]: 0 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, error);
246 : : }
247 : :
248 [ + - ]: 822 : NodeContext& node = EnsureAnyNodeContext(request.context);
249 [ + - ]: 822 : Mining& miner = EnsureMining(node);
250 [ + - ]: 822 : ChainstateManager& chainman = EnsureChainman(node);
251 : :
252 [ + - ]: 822 : return generateBlocks(chainman, miner, coinbase_output_script, num_blocks, max_tries);
253 : 822 : },
254 [ + - + - : 50677 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
255 [ + - + - : 26829 : }
+ - + - +
- + - -
- ]
256 : :
257 : 2161 : static RPCHelpMan generate()
258 : : {
259 [ + - + - ]: 8644 : 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 {
260 [ + - + - ]: 2 : throw JSONRPCError(RPC_METHOD_NOT_FOUND, self.ToString());
261 [ + - + - : 10805 : }};
+ - + - ]
262 : : }
263 : :
264 : 4057 : static RPCHelpMan generatetoaddress()
265 : : {
266 : 4057 : return RPCHelpMan{"generatetoaddress",
267 : : "Mine to a specified address and return the block hashes.",
268 : : {
269 [ + - ]: 4057 : {"nblocks", RPCArg::Type::NUM, RPCArg::Optional::NO, "How many blocks are generated."},
270 [ + - ]: 4057 : {"address", RPCArg::Type::STR, RPCArg::Optional::NO, "The address to send the newly generated bitcoin to."},
271 [ + - ]: 8114 : {"maxtries", RPCArg::Type::NUM, RPCArg::Default{DEFAULT_MAX_TRIES}, "How many iterations to try."},
272 : : },
273 : 0 : RPCResult{
274 : : RPCResult::Type::ARR, "", "hashes of blocks generated",
275 : : {
276 : : {RPCResult::Type::STR_HEX, "", "blockhash"},
277 [ + - + - : 12171 : }},
+ - + - +
- + - + -
+ + - - ]
278 : 4057 : RPCExamples{
279 : : "\nGenerate 11 blocks to myaddress\n"
280 [ + - + - : 8114 : + HelpExampleCli("generatetoaddress", "11 \"myaddress\"")
+ - + - ]
281 : 4057 : + "If you are using the " CLIENT_NAME " wallet, you can get a new address to send the newly generated bitcoin to with:\n"
282 [ + - + - : 16228 : + HelpExampleCli("getnewaddress", "")
+ - + - ]
283 [ + - ]: 4057 : },
284 : 1897 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
285 : : {
286 : 1897 : const int num_blocks{request.params[0].getInt<int>()};
287 [ + + ]: 1897 : const uint64_t max_tries{request.params[2].isNull() ? DEFAULT_MAX_TRIES : request.params[2].getInt<int>()};
288 : :
289 : 1897 : CTxDestination destination = DecodeDestination(request.params[1].get_str());
290 [ + - + + ]: 1897 : if (!IsValidDestination(destination)) {
291 [ + - + - ]: 4 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Error: Invalid address");
292 : : }
293 : :
294 [ + - ]: 1895 : NodeContext& node = EnsureAnyNodeContext(request.context);
295 [ + - ]: 1895 : Mining& miner = EnsureMining(node);
296 [ + - ]: 1895 : ChainstateManager& chainman = EnsureChainman(node);
297 : :
298 [ + - ]: 1895 : CScript coinbase_output_script = GetScriptForDestination(destination);
299 : :
300 [ + - ]: 1895 : return generateBlocks(chainman, miner, coinbase_output_script, num_blocks, max_tries);
301 : 1895 : },
302 [ + - + - : 68969 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
303 [ + - + - : 36513 : }
+ - + - +
- + - -
- ]
304 : :
305 : 2507 : static RPCHelpMan generateblock()
306 : : {
307 : 2507 : return RPCHelpMan{"generateblock",
308 : : "Mine a set of ordered transactions to a specified address or descriptor and return the block hash.",
309 : : {
310 [ + - ]: 2507 : {"output", RPCArg::Type::STR, RPCArg::Optional::NO, "The address or descriptor to send the newly generated bitcoin to."},
311 [ + - ]: 2507 : {"transactions", RPCArg::Type::ARR, RPCArg::Optional::NO, "An array of hex strings which are either txids or raw transactions.\n"
312 : : "Txids must reference transactions currently in the mempool.\n"
313 : : "All transactions must be valid and in valid order, otherwise the block will be rejected.",
314 : : {
315 [ + - ]: 2507 : {"rawtx/txid", RPCArg::Type::STR_HEX, RPCArg::Optional::OMITTED, ""},
316 : : },
317 : : },
318 [ + - ]: 5014 : {"submit", RPCArg::Type::BOOL, RPCArg::Default{true}, "Whether to submit the block before the RPC call returns or to return it as hex."},
319 : : },
320 : 0 : RPCResult{
321 : : RPCResult::Type::OBJ, "", "",
322 : : {
323 : : {RPCResult::Type::STR_HEX, "hash", "hash of generated block"},
324 : : {RPCResult::Type::STR_HEX, "hex", /*optional=*/true, "hex of generated block, only present when submit=false"},
325 : : }
326 [ + - + - : 10028 : },
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
327 : 2507 : RPCExamples{
328 : : "\nGenerate a block to myaddress, with txs rawtx and mempool_txid\n"
329 [ + - + - : 5014 : + HelpExampleCli("generateblock", R"("myaddress" '["rawtx", "mempool_txid"]')")
+ - + - ]
330 [ + - ]: 2507 : },
331 : 348 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
332 : : {
333 : 348 : const auto address_or_descriptor = request.params[0].get_str();
334 : 348 : CScript coinbase_output_script;
335 [ + + ]: 348 : std::string error;
336 : :
337 [ + + + + ]: 348 : if (!getScriptFromDescriptor(address_or_descriptor, coinbase_output_script, error)) {
338 [ + - ]: 318 : const auto destination = DecodeDestination(address_or_descriptor);
339 [ + - + + ]: 318 : if (!IsValidDestination(destination)) {
340 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Error: Invalid address or descriptor");
341 : : }
342 : :
343 [ + - ]: 634 : coinbase_output_script = GetScriptForDestination(destination);
344 : 318 : }
345 : :
346 [ + - ]: 345 : NodeContext& node = EnsureAnyNodeContext(request.context);
347 [ + - ]: 345 : Mining& miner = EnsureMining(node);
348 [ + - ]: 345 : const CTxMemPool& mempool = EnsureMemPool(node);
349 : :
350 : 345 : std::vector<CTransactionRef> txs;
351 [ + - + - : 345 : const auto raw_txs_or_txids = request.params[1].get_array();
+ - ]
352 [ + + ]: 466 : for (size_t i = 0; i < raw_txs_or_txids.size(); i++) {
353 [ + - + - ]: 123 : const auto& str{raw_txs_or_txids[i].get_str()};
354 : :
355 [ + - ]: 123 : CMutableTransaction mtx;
356 [ + - + + ]: 123 : if (auto hash{uint256::FromHex(str)}) {
357 [ + - ]: 4 : const auto tx{mempool.get(*hash)};
358 [ + + ]: 4 : if (!tx) {
359 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, strprintf("Transaction %s not in mempool.", str));
360 : : }
361 : :
362 [ + - ]: 3 : txs.emplace_back(tx);
363 : :
364 [ + - + + ]: 123 : } else if (DecodeHexTx(mtx, str)) {
365 [ + - + - : 236 : txs.push_back(MakeTransactionRef(std::move(mtx)));
- + ]
366 : :
367 : : } else {
368 [ + - + - ]: 2 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("Transaction decode failed for %s. Make sure the tx has at least one input.", str));
369 : : }
370 : 123 : }
371 : :
372 [ + - + + : 343 : const bool process_new_block{request.params[2].isNull() ? true : request.params[2].get_bool()};
+ - + - ]
373 : 343 : CBlock block;
374 : :
375 [ + - ]: 343 : ChainstateManager& chainman = EnsureChainman(node);
376 : 343 : {
377 [ + - ]: 343 : LOCK(chainman.GetMutex());
378 : 343 : {
379 : 0 : std::unique_ptr<BlockTemplate> block_template{miner.createNewBlock({.use_mempool = false, .coinbase_output_script = coinbase_output_script})};
380 [ + - ]: 343 : CHECK_NONFATAL(block_template);
381 : :
382 [ + - ]: 343 : block = block_template->getBlock();
383 : 343 : }
384 : :
385 [ + - ]: 343 : CHECK_NONFATAL(block.vtx.size() == 1);
386 : :
387 : : // Add transactions
388 [ + - ]: 343 : block.vtx.insert(block.vtx.end(), txs.begin(), txs.end());
389 [ + - ]: 343 : RegenerateCommitments(block, chainman);
390 : :
391 [ + - ]: 343 : BlockValidationState state;
392 [ + - + - : 343 : if (!TestBlockValidity(state, chainman.GetParams(), chainman.ActiveChainstate(), block, chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock), /*fCheckPOW=*/false, /*fCheckMerkleRoot=*/false)) {
+ - + + ]
393 [ + - + - : 4 : throw JSONRPCError(RPC_VERIFY_ERROR, strprintf("TestBlockValidity failed: %s", state.ToString()));
+ - ]
394 : : }
395 [ + - ]: 345 : }
396 : :
397 : 341 : std::shared_ptr<const CBlock> block_out;
398 : 341 : uint64_t max_tries{DEFAULT_MAX_TRIES};
399 : :
400 [ + - + - : 341 : if (!GenerateBlock(chainman, std::move(block), max_tries, block_out, process_new_block) || !block_out) {
- + ]
401 [ # # # # ]: 0 : throw JSONRPCError(RPC_MISC_ERROR, "Failed to make block.");
402 : : }
403 : :
404 : 341 : UniValue obj(UniValue::VOBJ);
405 [ + - + - : 682 : obj.pushKV("hash", block_out->GetHash().GetHex());
+ - + - +
- ]
406 [ + + ]: 341 : if (!process_new_block) {
407 : 5 : DataStream block_ser;
408 [ + - ]: 5 : block_ser << TX_WITH_WITNESS(*block_out);
409 [ + - + - : 10 : obj.pushKV("hex", HexStr(block_ser));
+ - + - ]
410 : 5 : }
411 [ + - ]: 341 : return obj;
412 [ + - ]: 706 : },
413 [ + - + - : 50140 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + + +
+ - - -
- ]
414 [ + - + - : 30084 : }
+ - + - +
- + - + -
+ - - - -
- ]
415 : :
416 : 2178 : static RPCHelpMan getmininginfo()
417 : : {
418 : 2178 : return RPCHelpMan{
419 : : "getmininginfo",
420 : : "Returns a json object containing mining-related information.",
421 : : {},
422 : 0 : RPCResult{
423 : : RPCResult::Type::OBJ, "", "",
424 : : {
425 : : {RPCResult::Type::NUM, "blocks", "The current block"},
426 : : {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)"},
427 : : {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)"},
428 : : {RPCResult::Type::STR_HEX, "bits", "The current nBits, compact representation of the block difficulty target"},
429 : : {RPCResult::Type::NUM, "difficulty", "The current difficulty"},
430 : : {RPCResult::Type::STR_HEX, "target", "The current target"},
431 : : {RPCResult::Type::NUM, "networkhashps", "The network hashes per second"},
432 : : {RPCResult::Type::NUM, "pooledtx", "The size of the mempool"},
433 : : {RPCResult::Type::STR, "chain", "current network name (" LIST_CHAIN_NAMES ")"},
434 : : {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)"},
435 : : {RPCResult::Type::OBJ, "next", "The next block",
436 : : {
437 : : {RPCResult::Type::NUM, "height", "The next height"},
438 : : {RPCResult::Type::STR_HEX, "bits", "The next target nBits"},
439 : : {RPCResult::Type::NUM, "difficulty", "The next difficulty"},
440 : : {RPCResult::Type::STR_HEX, "target", "The next target"}
441 : : }},
442 [ + - + - : 2178 : (IsDeprecatedRPCEnabled("warnings") ?
- + ]
443 [ - - - - : 2178 : RPCResult{RPCResult::Type::STR, "warnings", "any network and blockchain warnings (DEPRECATED)"} :
- - - + -
+ - + - -
- - - - ]
444 : : RPCResult{RPCResult::Type::ARR, "warnings", "any network and blockchain warnings (run with `-deprecatedrpc=warnings` to return the latest warning as a single string)",
445 : : {
446 : : {RPCResult::Type::STR, "", "warning"},
447 : : }
448 [ + - + - : 17424 : }
+ - + - +
- + - + -
+ - + + +
- + - + -
+ - + - -
- - - - -
- - - - -
- - - -
- ]
449 : : ),
450 [ + - + - : 43560 : }},
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
+ + + - -
- - ]
451 : 2178 : RPCExamples{
452 [ + - + - : 4356 : HelpExampleCli("getmininginfo", "")
+ - ]
453 [ + - + - : 8712 : + HelpExampleRpc("getmininginfo", "")
+ - + - ]
454 [ + - ]: 2178 : },
455 : 10 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
456 : : {
457 : 10 : NodeContext& node = EnsureAnyNodeContext(request.context);
458 : 10 : const CTxMemPool& mempool = EnsureMemPool(node);
459 : 10 : ChainstateManager& chainman = EnsureChainman(node);
460 : 10 : LOCK(cs_main);
461 [ + - ]: 10 : const CChain& active_chain = chainman.ActiveChain();
462 [ + - + - ]: 20 : CBlockIndex& tip{*CHECK_NONFATAL(active_chain.Tip())};
463 : :
464 : 10 : UniValue obj(UniValue::VOBJ);
465 [ + - + - : 20 : obj.pushKV("blocks", active_chain.Height());
+ - ]
466 [ + + + - : 13 : if (BlockAssembler::m_last_block_weight) obj.pushKV("currentblockweight", *BlockAssembler::m_last_block_weight);
+ - + - ]
467 [ + + + - : 13 : if (BlockAssembler::m_last_block_num_txs) obj.pushKV("currentblocktx", *BlockAssembler::m_last_block_num_txs);
+ - + - ]
468 [ + - + - : 20 : obj.pushKV("bits", strprintf("%08x", tip.nBits));
+ - + - ]
469 [ + - + - : 20 : obj.pushKV("difficulty", GetDifficulty(tip));
+ - + - ]
470 [ + - + - : 20 : obj.pushKV("target", GetTarget(tip, chainman.GetConsensus().powLimit).GetHex());
+ - + - +
- ]
471 [ + - + - : 20 : obj.pushKV("networkhashps", getnetworkhashps().HandleRequest(request));
+ - + - ]
472 [ + - + - : 20 : obj.pushKV("pooledtx", (uint64_t)mempool.size());
+ - + - ]
473 [ + - + - : 20 : obj.pushKV("chain", chainman.GetParams().GetChainTypeString());
+ - + - ]
474 : :
475 : 10 : UniValue next(UniValue::VOBJ);
476 : 10 : CBlockIndex next_index;
477 [ + - ]: 10 : NextEmptyBlockIndex(tip, chainman.GetConsensus(), next_index);
478 : :
479 [ + - + - : 20 : next.pushKV("height", next_index.nHeight);
+ - ]
480 [ + - + - : 20 : next.pushKV("bits", strprintf("%08x", next_index.nBits));
+ - + - ]
481 [ + - + - : 20 : next.pushKV("difficulty", GetDifficulty(next_index));
+ - + - ]
482 [ + - + - : 20 : next.pushKV("target", GetTarget(next_index, chainman.GetConsensus().powLimit).GetHex());
+ - + - +
- ]
483 [ + - + - : 20 : obj.pushKV("next", next);
+ - ]
484 : :
485 [ + + ]: 10 : if (chainman.GetParams().GetChainType() == ChainType::SIGNET) {
486 [ + - ]: 3 : const std::vector<uint8_t>& signet_challenge =
487 : 3 : chainman.GetConsensus().signet_challenge;
488 [ + - + - : 6 : obj.pushKV("signet_challenge", HexStr(signet_challenge));
+ - + - ]
489 : : }
490 [ + - + - : 20 : obj.pushKV("warnings", node::GetWarningsForRpc(*CHECK_NONFATAL(node.warnings), IsDeprecatedRPCEnabled("warnings")));
+ - + - +
- + - ]
491 : 20 : return obj;
492 [ + - ]: 20 : },
493 [ + - + - : 13068 : };
+ - + - ]
494 [ + - + - : 39204 : }
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - - -
+ - + - -
- - - ]
495 : :
496 : :
497 : : // NOTE: Unlike wallet RPC (which use BTC values), mining RPCs follow GBT (BIP 22) in using satoshi amounts
498 : 2893 : static RPCHelpMan prioritisetransaction()
499 : : {
500 : 2893 : return RPCHelpMan{"prioritisetransaction",
501 : : "Accepts the transaction into mined blocks at a higher (or lower) priority\n",
502 : : {
503 [ + - ]: 2893 : {"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The transaction id."},
504 [ + - ]: 2893 : {"dummy", RPCArg::Type::NUM, RPCArg::Optional::OMITTED, "API-Compatibility for previous API. Must be zero or null.\n"
505 : : " DEPRECATED. For forward compatibility use named arguments and omit this parameter."},
506 [ + - ]: 2893 : {"fee_delta", RPCArg::Type::NUM, RPCArg::Optional::NO, "The fee value (in satoshis) to add (or subtract, if negative).\n"
507 : : " Note, that this value is not a fee rate. It is a value to modify absolute fee of the TX.\n"
508 : : " The fee is not actually paid, only the algorithm for selecting transactions into a block\n"
509 : : " considers the transaction as it would have paid a higher (or lower) fee."},
510 : : },
511 : 0 : RPCResult{
512 [ + - + - : 5786 : RPCResult::Type::BOOL, "", "Returns true"},
+ - ]
513 : 2893 : RPCExamples{
514 [ + - + - : 5786 : HelpExampleCli("prioritisetransaction", "\"txid\" 0.0 10000")
+ - ]
515 [ + - + - : 11572 : + HelpExampleRpc("prioritisetransaction", "\"txid\", 0.0, 10000")
+ - + - ]
516 [ + - ]: 2893 : },
517 : 719 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
518 : : {
519 : 719 : LOCK(cs_main);
520 : :
521 [ + - + + ]: 719 : uint256 hash(ParseHashV(request.params[0], "txid"));
522 [ + - ]: 717 : const auto dummy{self.MaybeArg<double>("dummy")};
523 [ + - + - ]: 717 : CAmount nAmount = request.params[2].getInt<int64_t>();
524 : :
525 [ + + + + ]: 717 : if (dummy && *dummy != 0) {
526 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Priority is no longer supported, dummy argument to prioritisetransaction must be 0.");
527 : : }
528 : :
529 [ + - ]: 716 : CTxMemPool& mempool = EnsureAnyMemPool(request.context);
530 : :
531 : : // Non-0 fee dust transactions are not allowed for entry, and modification not allowed afterwards
532 [ + - ]: 716 : const auto& tx = mempool.get(hash);
533 [ + - + + : 961 : if (mempool.m_opts.require_standard && tx && !GetDust(*tx, mempool.m_opts.dust_relay_feerate).empty()) {
+ - + + +
+ ]
534 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Priority is not supported for transactions with dust outputs.");
535 : : }
536 : :
537 [ + - ]: 715 : mempool.PrioritiseTransaction(hash, nAmount);
538 [ + - ]: 715 : return true;
539 [ + - ]: 1431 : },
540 [ + - + - : 43395 : };
+ - + - +
- + - + -
+ - + - +
- + + -
- ]
541 [ + - + - : 20251 : }
+ - + - -
- ]
542 : :
543 : 2197 : static RPCHelpMan getprioritisedtransactions()
544 : : {
545 : 2197 : return RPCHelpMan{"getprioritisedtransactions",
546 : : "Returns a map of all user-created (see prioritisetransaction) fee deltas by txid, and whether the tx is present in mempool.",
547 : : {},
548 : 0 : RPCResult{
549 : : RPCResult::Type::OBJ_DYN, "", "prioritisation keyed by txid",
550 : : {
551 : : {RPCResult::Type::OBJ, "<transactionid>", "", {
552 : : {RPCResult::Type::NUM, "fee_delta", "transaction fee delta in satoshis"},
553 : : {RPCResult::Type::BOOL, "in_mempool", "whether this transaction is currently in mempool"},
554 : : {RPCResult::Type::NUM, "modified_fee", /*optional=*/true, "modified fee in satoshis. Only returned if in_mempool=true"},
555 : : }}
556 : : },
557 [ + - + - : 15379 : },
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + +
+ + - - -
- ]
558 : 2197 : RPCExamples{
559 [ + - + - : 4394 : HelpExampleCli("getprioritisedtransactions", "")
+ - ]
560 [ + - + - : 8788 : + HelpExampleRpc("getprioritisedtransactions", "")
+ - + - ]
561 [ + - ]: 2197 : },
562 : 28 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
563 : : {
564 : 28 : NodeContext& node = EnsureAnyNodeContext(request.context);
565 : 28 : CTxMemPool& mempool = EnsureMemPool(node);
566 : 28 : UniValue rpc_result{UniValue::VOBJ};
567 [ + - + + ]: 56 : for (const auto& delta_info : mempool.GetPrioritisedTransactions()) {
568 : 28 : UniValue result_inner{UniValue::VOBJ};
569 [ + - + - : 56 : result_inner.pushKV("fee_delta", delta_info.delta);
+ - ]
570 [ + - + - : 56 : result_inner.pushKV("in_mempool", delta_info.in_mempool);
+ - ]
571 [ + + ]: 28 : if (delta_info.in_mempool) {
572 [ + - + - : 36 : result_inner.pushKV("modified_fee", *delta_info.modified_fee);
+ - ]
573 : : }
574 [ + - + - ]: 56 : rpc_result.pushKV(delta_info.txid.GetHex(), std::move(result_inner));
575 : 28 : }
576 : 28 : return rpc_result;
577 : 0 : },
578 [ + - + - : 13182 : };
+ - + - ]
579 [ + - + - : 10985 : }
+ - + - +
- - - ]
580 : :
581 : :
582 : : // NOTE: Assumes a conclusive result; if result is inconclusive, it must be handled by caller
583 : 22059 : static UniValue BIP22ValidationResult(const BlockValidationState& state)
584 : : {
585 [ + + ]: 22059 : if (state.IsValid())
586 : 19537 : return UniValue::VNULL;
587 : :
588 [ - + ]: 2522 : if (state.IsError())
589 [ # # # # ]: 0 : throw JSONRPCError(RPC_VERIFY_ERROR, state.ToString());
590 [ + - ]: 2522 : if (state.IsInvalid())
591 : : {
592 : 2522 : std::string strRejectReason = state.GetRejectReason();
593 [ - + ]: 2522 : if (strRejectReason.empty())
594 [ # # ]: 0 : return "rejected";
595 [ + - ]: 2522 : return strRejectReason;
596 : 2522 : }
597 : : // Should be impossible
598 : 0 : return "valid?";
599 : : }
600 : :
601 : : // Prefix rule name with ! if not optional, see BIP9
602 : 4131 : static std::string gbt_rule_value(const std::string& name, bool gbt_optional_rule)
603 : : {
604 : 4131 : std::string s{name};
605 [ - + ]: 4131 : if (!gbt_optional_rule) {
606 [ # # ]: 0 : s.insert(s.begin(), '!');
607 : : }
608 : 4131 : return s;
609 : 0 : }
610 : :
611 : 4252 : static RPCHelpMan getblocktemplate()
612 : : {
613 : 4252 : return RPCHelpMan{
614 : : "getblocktemplate",
615 : : "If the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
616 : : "It returns data needed to construct a block to work on.\n"
617 : : "For full specification, see BIPs 22, 23, 9, and 145:\n"
618 : : " https://github.com/bitcoin/bips/blob/master/bip-0022.mediawiki\n"
619 : : " https://github.com/bitcoin/bips/blob/master/bip-0023.mediawiki\n"
620 : : " https://github.com/bitcoin/bips/blob/master/bip-0009.mediawiki#getblocktemplate_changes\n"
621 : : " https://github.com/bitcoin/bips/blob/master/bip-0145.mediawiki\n",
622 : : {
623 [ + - ]: 4252 : {"template_request", RPCArg::Type::OBJ, RPCArg::Optional::NO, "Format of the template",
624 : : {
625 [ + - ]: 4252 : {"mode", RPCArg::Type::STR, /* treat as named arg */ RPCArg::Optional::OMITTED, "This must be set to \"template\", \"proposal\" (see BIP 23), or omitted"},
626 [ + - ]: 4252 : {"capabilities", RPCArg::Type::ARR, /* treat as named arg */ RPCArg::Optional::OMITTED, "A list of strings",
627 : : {
628 [ + - ]: 4252 : {"str", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "client side supported feature, 'longpoll', 'coinbasevalue', 'proposal', 'serverlist', 'workid'"},
629 : : }},
630 [ + - ]: 4252 : {"rules", RPCArg::Type::ARR, RPCArg::Optional::NO, "A list of strings",
631 : : {
632 [ + - ]: 4252 : {"segwit", RPCArg::Type::STR, RPCArg::Optional::NO, "(literal) indicates client side segwit support"},
633 [ + - ]: 4252 : {"str", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "other client side supported softfork deployment"},
634 : : }},
635 [ + - ]: 4252 : {"longpollid", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "delay processing request until the result would vary significantly from the \"longpollid\" of a prior template"},
636 [ + - ]: 4252 : {"data", RPCArg::Type::STR_HEX, RPCArg::Optional::OMITTED, "proposed block data to check, encoded in hexadecimal; valid only for mode=\"proposal\""},
637 : : },
638 : : },
639 : : },
640 : : {
641 [ + - + - : 8504 : RPCResult{"If the proposal was accepted with mode=='proposal'", RPCResult::Type::NONE, "", ""},
+ - + - ]
642 [ + - + - : 8504 : RPCResult{"If the proposal was not accepted with mode=='proposal'", RPCResult::Type::STR, "", "According to BIP22"},
+ - + - ]
643 : : RPCResult{"Otherwise", RPCResult::Type::OBJ, "", "",
644 : : {
645 : : {RPCResult::Type::NUM, "version", "The preferred block version"},
646 : : {RPCResult::Type::ARR, "rules", "specific block rules that are to be enforced",
647 : : {
648 : : {RPCResult::Type::STR, "", "name of a rule the client must understand to some extent; see BIP 9 for format"},
649 : : }},
650 : : {RPCResult::Type::OBJ_DYN, "vbavailable", "set of pending, supported versionbit (BIP 9) softfork deployments",
651 : : {
652 : : {RPCResult::Type::NUM, "rulename", "identifies the bit number as indicating acceptance and readiness for the named softfork rule"},
653 : : }},
654 : : {RPCResult::Type::ARR, "capabilities", "",
655 : : {
656 : : {RPCResult::Type::STR, "value", "A supported feature, for example 'proposal'"},
657 : : }},
658 : : {RPCResult::Type::NUM, "vbrequired", "bit mask of versionbits the server requires set in submissions"},
659 : : {RPCResult::Type::STR, "previousblockhash", "The hash of current highest block"},
660 : : {RPCResult::Type::ARR, "transactions", "contents of non-coinbase transactions that should be included in the next block",
661 : : {
662 : : {RPCResult::Type::OBJ, "", "",
663 : : {
664 : : {RPCResult::Type::STR_HEX, "data", "transaction data encoded in hexadecimal (byte-for-byte)"},
665 : : {RPCResult::Type::STR_HEX, "txid", "transaction hash excluding witness data, shown in byte-reversed hex"},
666 : : {RPCResult::Type::STR_HEX, "hash", "transaction hash including witness data, shown in byte-reversed hex"},
667 : : {RPCResult::Type::ARR, "depends", "array of numbers",
668 : : {
669 : : {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"},
670 : : }},
671 : : {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"},
672 : : {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"},
673 : : {RPCResult::Type::NUM, "weight", "total transaction weight, as counted for purposes of block limits"},
674 : : }},
675 : : }},
676 : : {RPCResult::Type::OBJ_DYN, "coinbaseaux", "data that should be included in the coinbase's scriptSig content",
677 : : {
678 : : {RPCResult::Type::STR_HEX, "key", "values must be in the coinbase (keys may be ignored)"},
679 : : }},
680 : : {RPCResult::Type::NUM, "coinbasevalue", "maximum allowable input to coinbase transaction, including the generation award and transaction fees (in satoshis)"},
681 : : {RPCResult::Type::STR, "longpollid", "an id to include with a request to longpoll on an update to this template"},
682 : : {RPCResult::Type::STR, "target", "The hash target"},
683 [ + - ]: 8504 : {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."},
684 : : {RPCResult::Type::ARR, "mutable", "list of ways the block template may be changed",
685 : : {
686 : : {RPCResult::Type::STR, "value", "A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'"},
687 : : }},
688 : : {RPCResult::Type::STR_HEX, "noncerange", "A range of valid nonces"},
689 : : {RPCResult::Type::NUM, "sigoplimit", "limit of sigops in blocks"},
690 : : {RPCResult::Type::NUM, "sizelimit", "limit of block size"},
691 : : {RPCResult::Type::NUM, "weightlimit", /*optional=*/true, "limit of block weight"},
692 [ + - ]: 8504 : {RPCResult::Type::NUM_TIME, "curtime", "current timestamp in " + UNIX_EPOCH_TIME + ". Adjusted for the proposed BIP94 timewarp rule."},
693 : : {RPCResult::Type::STR, "bits", "compressed target of next block"},
694 : : {RPCResult::Type::NUM, "height", "The height of the next block"},
695 : : {RPCResult::Type::STR_HEX, "signet_challenge", /*optional=*/true, "Only on signet"},
696 : : {RPCResult::Type::STR_HEX, "default_witness_commitment", /*optional=*/true, "a valid witness commitment for the unmodified block template"},
697 [ + - + - : 212600 : }},
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
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+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
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+ - + - +
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+ - + - +
- + - + -
+ - + - +
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+ - + - +
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+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + + + +
+ + + + +
+ + + + +
+ + + + -
- - - - -
- - - - -
- - - - -
- - ]
698 : : },
699 : 4252 : RPCExamples{
700 [ + - + - : 8504 : HelpExampleCli("getblocktemplate", "'{\"rules\": [\"segwit\"]}'")
+ - ]
701 [ + - + - : 17008 : + HelpExampleRpc("getblocktemplate", "{\"rules\": [\"segwit\"]}")
+ - + - ]
702 [ + - ]: 4252 : },
703 : 2084 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
704 : : {
705 : 2084 : NodeContext& node = EnsureAnyNodeContext(request.context);
706 : 2084 : ChainstateManager& chainman = EnsureChainman(node);
707 : 2084 : Mining& miner = EnsureMining(node);
708 : 2084 : LOCK(cs_main);
709 [ + - + - : 2084 : uint256 tip{CHECK_NONFATAL(miner.getTip()).value().hash};
+ - ]
710 : :
711 [ + - ]: 2084 : std::string strMode = "template";
712 [ + - ]: 2084 : UniValue lpval = NullUniValue;
713 [ + - ]: 2084 : std::set<std::string> setClientRules;
714 [ + - + - ]: 2084 : if (!request.params[0].isNull())
715 : : {
716 [ + - + - ]: 2084 : const UniValue& oparam = request.params[0].get_obj();
717 [ + - ]: 2084 : const UniValue& modeval = oparam.find_value("mode");
718 [ + + ]: 2084 : if (modeval.isStr())
719 [ + - + - ]: 13 : strMode = modeval.get_str();
720 [ - + ]: 2071 : else if (modeval.isNull())
721 : : {
722 : : /* Do nothing */
723 : : }
724 : : else
725 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
726 [ + - + - ]: 2084 : lpval = oparam.find_value("longpollid");
727 : :
728 [ + + ]: 2084 : if (strMode == "proposal")
729 : : {
730 [ + - ]: 13 : const UniValue& dataval = oparam.find_value("data");
731 [ - + ]: 13 : if (!dataval.isStr())
732 [ # # # # ]: 0 : throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
733 : :
734 : 13 : CBlock block;
735 [ + - + - : 13 : if (!DecodeHexBlk(block, dataval.get_str()))
+ + ]
736 [ + - + - ]: 4 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
737 : :
738 [ + - ]: 11 : uint256 hash = block.GetHash();
739 [ + - ]: 11 : const CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(hash);
740 [ - + ]: 11 : if (pindex) {
741 [ # # # # ]: 0 : if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
742 [ # # ]: 0 : return "duplicate";
743 [ # # ]: 0 : if (pindex->nStatus & BLOCK_FAILED_MASK)
744 [ # # ]: 0 : return "duplicate-invalid";
745 [ # # ]: 0 : return "duplicate-inconclusive";
746 : : }
747 : :
748 : : // TestBlockValidity only supports blocks built on the current Tip
749 [ + + ]: 11 : if (block.hashPrevBlock != tip) {
750 [ + - ]: 1 : return "inconclusive-not-best-prevblk";
751 : : }
752 [ + - ]: 10 : BlockValidationState state;
753 [ + - + - : 10 : TestBlockValidity(state, chainman.GetParams(), chainman.ActiveChainstate(), block, chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock), /*fCheckPOW=*/false, /*fCheckMerkleRoot=*/true);
+ - ]
754 [ + - ]: 10 : return BIP22ValidationResult(state);
755 : 23 : }
756 : :
757 [ + - ]: 2071 : const UniValue& aClientRules = oparam.find_value("rules");
758 [ + + ]: 2071 : if (aClientRules.isArray()) {
759 [ + + ]: 4141 : for (unsigned int i = 0; i < aClientRules.size(); ++i) {
760 [ + - ]: 2071 : const UniValue& v = aClientRules[i];
761 [ + - + - ]: 2071 : setClientRules.insert(v.get_str());
762 : : }
763 : : }
764 : : }
765 : :
766 [ - + ]: 2071 : if (strMode != "template")
767 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
768 : :
769 [ + - - + ]: 2071 : if (!miner.isTestChain()) {
770 [ # # ]: 0 : const CConnman& connman = EnsureConnman(node);
771 [ # # # # ]: 0 : if (connman.GetNodeCount(ConnectionDirection::Both) == 0) {
772 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, CLIENT_NAME " is not connected!");
773 : : }
774 : :
775 [ # # # # ]: 0 : if (miner.isInitialBlockDownload()) {
776 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, CLIENT_NAME " is in initial sync and waiting for blocks...");
777 : : }
778 : : }
779 : :
780 : 2071 : static unsigned int nTransactionsUpdatedLast;
781 [ + - ]: 2071 : const CTxMemPool& mempool = EnsureMemPool(node);
782 : :
783 : : // Long Polling (BIP22)
784 [ + + ]: 2071 : if (!lpval.isNull()) {
785 : : /**
786 : : * Wait to respond until either the best block changes, OR there are more
787 : : * transactions.
788 : : *
789 : : * The check for new transactions first happens after 1 minute and
790 : : * subsequently every 10 seconds. BIP22 does not require this particular interval.
791 : : * On mainnet the mempool changes frequently enough that in practice this RPC
792 : : * returns after 60 seconds, or sooner if the best block changes.
793 : : *
794 : : * getblocktemplate is unlikely to be called by bitcoin-cli, so
795 : : * -rpcclienttimeout is not a concern. BIP22 recommends a long request timeout.
796 : : *
797 : : * The longpollid is assumed to be a tip hash if it has the right format.
798 : : */
799 : 3 : uint256 hashWatchedChain;
800 : 3 : unsigned int nTransactionsUpdatedLastLP;
801 : :
802 [ + - ]: 3 : if (lpval.isStr())
803 : : {
804 : : // Format: <hashBestChain><nTransactionsUpdatedLast>
805 [ + - ]: 3 : const std::string& lpstr = lpval.get_str();
806 : :
807 : : // Assume the longpollid is a block hash. If it's not then we return
808 : : // early below.
809 [ + - + - : 3 : hashWatchedChain = ParseHashV(lpstr.substr(0, 64), "longpollid");
+ - ]
810 [ + - + - ]: 3 : nTransactionsUpdatedLastLP = LocaleIndependentAtoi<int64_t>(lpstr.substr(64));
811 : : }
812 : : else
813 : : {
814 : : // NOTE: Spec does not specify behaviour for non-string longpollid, but this makes testing easier
815 : 0 : hashWatchedChain = tip;
816 : 0 : nTransactionsUpdatedLastLP = nTransactionsUpdatedLast;
817 : : }
818 : :
819 : : // Release lock while waiting
820 : 3 : LEAVE_CRITICAL_SECTION(cs_main);
821 : 3 : {
822 : 3 : MillisecondsDouble checktxtime{std::chrono::minutes(1)};
823 [ + - + - ]: 3 : while (IsRPCRunning()) {
824 : : // If hashWatchedChain is not a real block hash, this will
825 : : // return immediately.
826 [ + - ]: 3 : std::optional<BlockRef> maybe_tip{miner.waitTipChanged(hashWatchedChain, checktxtime)};
827 : : // Node is shutting down
828 [ + - ]: 3 : if (!maybe_tip) break;
829 [ + + ]: 3 : tip = maybe_tip->hash;
830 [ + + ]: 3 : if (tip != hashWatchedChain) break;
831 : :
832 : : // Check transactions for update without holding the mempool
833 : : // lock to avoid deadlocks.
834 [ + - - + ]: 1 : if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLastLP) {
835 : : break;
836 : : }
837 : 0 : checktxtime = std::chrono::seconds(10);
838 : : }
839 : : }
840 [ + - ]: 3 : ENTER_CRITICAL_SECTION(cs_main);
841 : :
842 [ + - + - : 3 : tip = CHECK_NONFATAL(miner.getTip()).value().hash;
+ - ]
843 : :
844 [ + - - + ]: 3 : if (!IsRPCRunning())
845 [ # # # # ]: 0 : throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
846 : : // TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners?
847 : : }
848 : :
849 [ + + ]: 2071 : const Consensus::Params& consensusParams = chainman.GetParams().GetConsensus();
850 : :
851 : : // GBT must be called with 'signet' set in the rules for signet chains
852 [ + + + - : 2072 : if (consensusParams.signet_blocks && setClientRules.count("signet") != 1) {
- + - + ]
853 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, "getblocktemplate must be called with the signet rule set (call with {\"rules\": [\"segwit\", \"signet\"]})");
854 : : }
855 : :
856 : : // GBT must be called with 'segwit' set in the rules
857 [ + - + + ]: 2071 : if (setClientRules.count("segwit") != 1) {
858 [ + - + - ]: 2 : throw JSONRPCError(RPC_INVALID_PARAMETER, "getblocktemplate must be called with the segwit rule set (call with {\"rules\": [\"segwit\"]})");
859 : : }
860 : :
861 : : // Update block
862 : 2070 : static CBlockIndex* pindexPrev;
863 : 2070 : static int64_t time_start;
864 [ + + + - ]: 3149 : static std::unique_ptr<BlockTemplate> block_template;
865 [ + + + + ]: 2070 : if (!pindexPrev || pindexPrev->GetBlockHash() != tip ||
866 [ + - + + : 2010 : (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - time_start > 5))
+ - + + ]
867 : : {
868 : : // Clear pindexPrev so future calls make a new block, despite any failures from here on
869 : 62 : pindexPrev = nullptr;
870 : :
871 : : // Store the pindexBest used before createNewBlock, to avoid races
872 [ + - ]: 62 : nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
873 [ + - ]: 62 : CBlockIndex* pindexPrevNew = chainman.m_blockman.LookupBlockIndex(tip);
874 [ + - ]: 62 : time_start = GetTime();
875 : :
876 : : // Create new block
877 : 124 : block_template = miner.createNewBlock();
878 [ + - ]: 62 : CHECK_NONFATAL(block_template);
879 : :
880 : :
881 : : // Need to update only after we know createNewBlock succeeded
882 : 62 : pindexPrev = pindexPrevNew;
883 : : }
884 [ + - ]: 2070 : CHECK_NONFATAL(pindexPrev);
885 [ + - ]: 2070 : CBlock block{block_template->getBlock()};
886 : :
887 : : // Update nTime
888 [ + - ]: 2070 : UpdateTime(&block, consensusParams, pindexPrev);
889 : 2070 : block.nNonce = 0;
890 : :
891 : : // NOTE: If at some point we support pre-segwit miners post-segwit-activation, this needs to take segwit support into consideration
892 : 2070 : const bool fPreSegWit = !DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_SEGWIT);
893 : :
894 [ + - + - ]: 2070 : UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal");
895 : :
896 : 2070 : UniValue transactions(UniValue::VARR);
897 [ + - ]: 2070 : std::map<uint256, int64_t> setTxIndex;
898 [ + - ]: 2070 : std::vector<CAmount> tx_fees{block_template->getTxFees()};
899 [ + - ]: 2070 : std::vector<CAmount> tx_sigops{block_template->getTxSigops()};
900 : :
901 : 2070 : int i = 0;
902 [ + + ]: 4246 : for (const auto& it : block.vtx) {
903 [ + - ]: 2176 : const CTransaction& tx = *it;
904 : 2176 : uint256 txHash = tx.GetHash();
905 [ + - ]: 2176 : setTxIndex[txHash] = i++;
906 : :
907 [ + + ]: 2176 : if (tx.IsCoinBase())
908 : 2070 : continue;
909 : :
910 : 106 : UniValue entry(UniValue::VOBJ);
911 : :
912 [ + - + - : 212 : entry.pushKV("data", EncodeHexTx(tx));
+ - + - ]
913 [ + - + - : 212 : entry.pushKV("txid", txHash.GetHex());
+ - + - ]
914 [ + - + - : 212 : entry.pushKV("hash", tx.GetWitnessHash().GetHex());
+ - + - ]
915 : :
916 : 106 : UniValue deps(UniValue::VARR);
917 [ + + ]: 212 : for (const CTxIn &in : tx.vin)
918 : : {
919 [ + + ]: 106 : if (setTxIndex.count(in.prevout.hash))
920 [ + - + - : 8 : deps.push_back(setTxIndex[in.prevout.hash]);
+ - ]
921 : : }
922 [ + - + - ]: 212 : entry.pushKV("depends", std::move(deps));
923 : :
924 : 106 : int index_in_template = i - 2;
925 [ + - + - : 212 : entry.pushKV("fee", tx_fees.at(index_in_template));
+ - + - ]
926 [ + - ]: 106 : int64_t nTxSigOps{tx_sigops.at(index_in_template)};
927 [ + + ]: 106 : if (fPreSegWit) {
928 [ + - ]: 5 : CHECK_NONFATAL(nTxSigOps % WITNESS_SCALE_FACTOR == 0);
929 : 5 : nTxSigOps /= WITNESS_SCALE_FACTOR;
930 : : }
931 [ + - + - : 212 : entry.pushKV("sigops", nTxSigOps);
+ - ]
932 [ + - + - : 212 : entry.pushKV("weight", GetTransactionWeight(tx));
+ - ]
933 : :
934 [ + - ]: 106 : transactions.push_back(std::move(entry));
935 : 106 : }
936 : :
937 : 2070 : UniValue aux(UniValue::VOBJ);
938 : :
939 [ + - ]: 4140 : arith_uint256 hashTarget = arith_uint256().SetCompact(block.nBits);
940 : :
941 : 2070 : UniValue aMutable(UniValue::VARR);
942 [ + - + - ]: 2070 : aMutable.push_back("time");
943 [ + - + - ]: 2070 : aMutable.push_back("transactions");
944 [ + - + - ]: 2070 : aMutable.push_back("prevblock");
945 : :
946 : 2070 : UniValue result(UniValue::VOBJ);
947 [ + - + - ]: 4140 : result.pushKV("capabilities", std::move(aCaps));
948 : :
949 : 2070 : UniValue aRules(UniValue::VARR);
950 [ + - + - ]: 2070 : aRules.push_back("csv");
951 [ + + + - : 2070 : if (!fPreSegWit) aRules.push_back("!segwit");
+ - ]
952 [ + + ]: 2070 : if (consensusParams.signet_blocks) {
953 : : // indicate to miner that they must understand signet rules
954 : : // when attempting to mine with this template
955 [ + - + - ]: 1 : aRules.push_back("!signet");
956 : : }
957 : :
958 : 2070 : UniValue vbavailable(UniValue::VOBJ);
959 [ + - ]: 2070 : const auto gbtstatus = chainman.m_versionbitscache.GBTStatus(*pindexPrev, consensusParams);
960 : :
961 [ + - + + ]: 2113 : for (const auto& [name, info] : gbtstatus.signalling) {
962 [ + - + - : 86 : vbavailable.pushKV(gbt_rule_value(name, info.gbt_optional_rule), info.bit);
+ - ]
963 [ - + - - ]: 43 : if (!info.gbt_optional_rule && !setClientRules.count(name)) {
964 : : // If the client doesn't support this, don't indicate it in the [default] version
965 : 0 : block.nVersion &= ~info.mask;
966 : : }
967 : : }
968 : :
969 [ + - + + ]: 2087 : for (const auto& [name, info] : gbtstatus.locked_in) {
970 : 17 : block.nVersion |= info.mask;
971 [ + - + - : 34 : vbavailable.pushKV(gbt_rule_value(name, info.gbt_optional_rule), info.bit);
+ - ]
972 [ - + - - ]: 17 : if (!info.gbt_optional_rule && !setClientRules.count(name)) {
973 : : // If the client doesn't support this, don't indicate it in the [default] version
974 : 0 : block.nVersion &= ~info.mask;
975 : : }
976 : : }
977 : :
978 [ + - + + ]: 6141 : for (const auto& [name, info] : gbtstatus.active) {
979 [ + - + - : 4071 : aRules.push_back(gbt_rule_value(name, info.gbt_optional_rule));
+ - ]
980 [ - + - - ]: 4071 : if (!info.gbt_optional_rule && !setClientRules.count(name)) {
981 : : // Not supported by the client; make sure it's safe to proceed
982 [ # # # # ]: 0 : throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Support for '%s' rule requires explicit client support", name));
983 : : }
984 : : }
985 : :
986 [ + - + - : 4140 : result.pushKV("version", block.nVersion);
+ - ]
987 [ + - + - ]: 4140 : result.pushKV("rules", std::move(aRules));
988 [ + - + - ]: 4140 : result.pushKV("vbavailable", std::move(vbavailable));
989 [ + - + - : 4140 : result.pushKV("vbrequired", int(0));
+ - ]
990 : :
991 [ + - + - : 4140 : result.pushKV("previousblockhash", block.hashPrevBlock.GetHex());
+ - + - ]
992 [ + - + - ]: 4140 : result.pushKV("transactions", std::move(transactions));
993 [ + - + - ]: 4140 : result.pushKV("coinbaseaux", std::move(aux));
994 [ + - + - : 4140 : result.pushKV("coinbasevalue", (int64_t)block.vtx[0]->vout[0].nValue);
+ - ]
995 [ + - + - : 4140 : result.pushKV("longpollid", tip.GetHex() + ToString(nTransactionsUpdatedLast));
+ - + - +
- + - ]
996 [ + - + - : 4140 : result.pushKV("target", hashTarget.GetHex());
+ - + - ]
997 [ + - + - : 4140 : result.pushKV("mintime", GetMinimumTime(pindexPrev, consensusParams.DifficultyAdjustmentInterval()));
+ - + - ]
998 [ + - + - ]: 4140 : result.pushKV("mutable", std::move(aMutable));
999 [ + - + - : 4140 : result.pushKV("noncerange", "00000000ffffffff");
+ - ]
1000 : 2070 : int64_t nSigOpLimit = MAX_BLOCK_SIGOPS_COST;
1001 : 2070 : int64_t nSizeLimit = MAX_BLOCK_SERIALIZED_SIZE;
1002 [ + + ]: 2070 : if (fPreSegWit) {
1003 [ + - ]: 4 : CHECK_NONFATAL(nSigOpLimit % WITNESS_SCALE_FACTOR == 0);
1004 : 4 : nSigOpLimit /= WITNESS_SCALE_FACTOR;
1005 [ + - ]: 4 : CHECK_NONFATAL(nSizeLimit % WITNESS_SCALE_FACTOR == 0);
1006 : 4 : nSizeLimit /= WITNESS_SCALE_FACTOR;
1007 : : }
1008 [ + - + - : 4140 : result.pushKV("sigoplimit", nSigOpLimit);
+ - ]
1009 [ + - + - : 4140 : result.pushKV("sizelimit", nSizeLimit);
+ - ]
1010 [ + + ]: 2070 : if (!fPreSegWit) {
1011 [ + - + - : 4132 : result.pushKV("weightlimit", (int64_t)MAX_BLOCK_WEIGHT);
+ - ]
1012 : : }
1013 [ + - + - : 4140 : result.pushKV("curtime", block.GetBlockTime());
+ - ]
1014 [ + - + - : 4140 : result.pushKV("bits", strprintf("%08x", block.nBits));
+ - + - ]
1015 [ + - + - : 4140 : result.pushKV("height", (int64_t)(pindexPrev->nHeight+1));
+ - ]
1016 : :
1017 [ + + ]: 2070 : if (consensusParams.signet_blocks) {
1018 [ + - + - : 2 : result.pushKV("signet_challenge", HexStr(consensusParams.signet_challenge));
+ - + - ]
1019 : : }
1020 : :
1021 [ + - + - ]: 2070 : if (!block_template->getCoinbaseCommitment().empty()) {
1022 [ + - + - : 4140 : result.pushKV("default_witness_commitment", HexStr(block_template->getCoinbaseCommitment()));
+ - + - +
- ]
1023 : : }
1024 : :
1025 : 2070 : return result;
1026 [ + - + - : 6362 : },
+ - ]
1027 [ + - + - : 157324 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + +
+ + + + +
+ + + - -
- - - - -
- - - ]
1028 [ + - + - : 250868 : }
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- - - - -
- - - - -
- ]
1029 : :
1030 : : class submitblock_StateCatcher final : public CValidationInterface
1031 : : {
1032 : : public:
1033 : : uint256 hash;
1034 : : bool found{false};
1035 : : BlockValidationState state;
1036 : :
1037 : 27140 : explicit submitblock_StateCatcher(const uint256 &hashIn) : hash(hashIn), state() {}
1038 : :
1039 : : protected:
1040 : 22178 : void BlockChecked(const CBlock& block, const BlockValidationState& stateIn) override {
1041 [ + + ]: 22178 : if (block.GetHash() != hash)
1042 : : return;
1043 : 22049 : found = true;
1044 : 22049 : state = stateIn;
1045 : : }
1046 : : };
1047 : :
1048 : 29309 : static RPCHelpMan submitblock()
1049 : : {
1050 : : // We allow 2 arguments for compliance with BIP22. Argument 2 is ignored.
1051 : 29309 : return RPCHelpMan{
1052 : : "submitblock",
1053 : : "Attempts to submit new block to network.\n"
1054 : : "See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n",
1055 : : {
1056 [ + - ]: 29309 : {"hexdata", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hex-encoded block data to submit"},
1057 [ + - ]: 58618 : {"dummy", RPCArg::Type::STR, RPCArg::DefaultHint{"ignored"}, "dummy value, for compatibility with BIP22. This value is ignored."},
1058 : : },
1059 : : {
1060 [ + - + - : 58618 : RPCResult{"If the block was accepted", RPCResult::Type::NONE, "", ""},
+ - + - ]
1061 [ + - + - : 58618 : RPCResult{"Otherwise", RPCResult::Type::STR, "", "According to BIP22"},
+ - + - ]
1062 : : },
1063 : 29309 : RPCExamples{
1064 [ + - + - : 58618 : HelpExampleCli("submitblock", "\"mydata\"")
+ - ]
1065 [ + - + - : 117236 : + HelpExampleRpc("submitblock", "\"mydata\"")
+ - + - ]
1066 [ + - ]: 29309 : },
1067 : 27141 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
1068 : : {
1069 : 27141 : std::shared_ptr<CBlock> blockptr = std::make_shared<CBlock>();
1070 [ + - ]: 27141 : CBlock& block = *blockptr;
1071 [ + - + - : 27141 : if (!DecodeHexBlk(block, request.params[0].get_str())) {
+ - + + ]
1072 [ + - + - ]: 2 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
1073 : : }
1074 : :
1075 [ + - ]: 27140 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
1076 : 27140 : {
1077 [ + - ]: 27140 : LOCK(cs_main);
1078 [ + - ]: 27140 : const CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(block.hashPrevBlock);
1079 [ + + ]: 27140 : if (pindex) {
1080 [ + - ]: 27136 : chainman.UpdateUncommittedBlockStructures(block, pindex);
1081 : : }
1082 : 0 : }
1083 : :
1084 : 27140 : bool new_block;
1085 [ + - ]: 27140 : auto sc = std::make_shared<submitblock_StateCatcher>(block.GetHash());
1086 [ + - + - : 54280 : CHECK_NONFATAL(chainman.m_options.signals)->RegisterSharedValidationInterface(sc);
+ - ]
1087 [ + - + - : 54280 : bool accepted = chainman.ProcessNewBlock(blockptr, /*force_processing=*/true, /*min_pow_checked=*/true, /*new_block=*/&new_block);
+ - ]
1088 [ + - + - : 54280 : CHECK_NONFATAL(chainman.m_options.signals)->UnregisterSharedValidationInterface(sc);
+ - ]
1089 [ + + + + ]: 27140 : if (!new_block && accepted) {
1090 [ + - ]: 4942 : return "duplicate";
1091 : : }
1092 [ + + ]: 22198 : if (!sc->found) {
1093 [ + - ]: 149 : return "inconclusive";
1094 : : }
1095 [ + - ]: 22049 : return BIP22ValidationResult(sc->state);
1096 [ + - ]: 54280 : },
1097 [ + - + - : 498253 : };
+ - + - +
- + - + -
+ - + - +
+ + + - -
- - ]
1098 [ + - + - : 234472 : }
+ - + - +
- + - - -
- - ]
1099 : :
1100 : 3892 : static RPCHelpMan submitheader()
1101 : : {
1102 : 3892 : return RPCHelpMan{
1103 : : "submitheader",
1104 : : "Decode the given hexdata as a header and submit it as a candidate chain tip if valid."
1105 : : "\nThrows when the header is invalid.\n",
1106 : : {
1107 [ + - ]: 3892 : {"hexdata", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hex-encoded block header data"},
1108 : : },
1109 : 0 : RPCResult{
1110 [ + - + - : 7784 : RPCResult::Type::NONE, "", "None"},
+ - ]
1111 : 3892 : RPCExamples{
1112 [ + - + - : 7784 : HelpExampleCli("submitheader", "\"aabbcc\"") +
+ - ]
1113 [ + - + - : 11676 : HelpExampleRpc("submitheader", "\"aabbcc\"")
+ - + - ]
1114 [ + - ]: 3892 : },
1115 : 1724 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
1116 : : {
1117 : 1724 : CBlockHeader h;
1118 [ + + ]: 1724 : if (!DecodeHexBlockHeader(h, request.params[0].get_str())) {
1119 [ + - + - ]: 4 : throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block header decode failed");
1120 : : }
1121 : 1722 : ChainstateManager& chainman = EnsureAnyChainman(request.context);
1122 : 1722 : {
1123 : 1722 : LOCK(cs_main);
1124 [ + - + + ]: 1722 : if (!chainman.m_blockman.LookupBlockIndex(h.hashPrevBlock)) {
1125 [ + - + - : 3 : throw JSONRPCError(RPC_VERIFY_ERROR, "Must submit previous header (" + h.hashPrevBlock.GetHex() + ") first");
+ - ]
1126 : : }
1127 : 1 : }
1128 : :
1129 [ + - ]: 1721 : BlockValidationState state;
1130 [ + - ]: 1721 : chainman.ProcessNewBlockHeaders({{h}}, /*min_pow_checked=*/true, state);
1131 [ + + ]: 1721 : if (state.IsValid()) return UniValue::VNULL;
1132 [ - + ]: 6 : if (state.IsError()) {
1133 [ # # # # ]: 0 : throw JSONRPCError(RPC_VERIFY_ERROR, state.ToString());
1134 : : }
1135 [ + - + - ]: 12 : throw JSONRPCError(RPC_VERIFY_ERROR, state.GetRejectReason());
1136 : 1715 : },
1137 [ + - + - : 35028 : };
+ - + - +
- + - + +
- - ]
1138 [ + - + - ]: 11676 : }
1139 : :
1140 : 1209 : void RegisterMiningRPCCommands(CRPCTable& t)
1141 : : {
1142 : 1209 : static const CRPCCommand commands[]{
1143 : : {"mining", &getnetworkhashps},
1144 : : {"mining", &getmininginfo},
1145 : : {"mining", &prioritisetransaction},
1146 : : {"mining", &getprioritisedtransactions},
1147 : : {"mining", &getblocktemplate},
1148 : : {"mining", &submitblock},
1149 : : {"mining", &submitheader},
1150 : :
1151 : : {"hidden", &generatetoaddress},
1152 : : {"hidden", &generatetodescriptor},
1153 : : {"hidden", &generateblock},
1154 : : {"hidden", &generate},
1155 [ + + + - : 2288 : };
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - -
- ]
1156 [ + + ]: 14508 : for (const auto& c : commands) {
1157 : 13299 : t.appendCommand(c.name, &c);
1158 : : }
1159 : 1209 : }
|
