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crate::ix!();
//-------------------------------------------[.cpp/bitcoin/src/rpc/blockchain.h]
lazy_static!{
/*
extern RecursiveMutex cs_main;
*/
}
pub const NUM_GETBLOCKSTATS_PERCENTILES: i32 = 5;
//-------------------------------------------[.cpp/bitcoin/src/rpc/blockchain.cpp]
pub struct UpdatedBlock
{
hash: u256,
height: i32,
}
lazy_static!{
/*
static Mutex cs_blockchange;
static std::condition_variable cond_blockchange;
static UpdatedBlock latestblock GUARDED_BY(cs_blockchange);
*/
}
pub fn ensure_any_node_context(context: &dyn Any) -> &mut NodeContext {
todo!();
/*
auto node_context = util::AnyPtr<NodeContext>(context);
if (!node_context) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Node context not found");
}
return *node_context;
*/
}
pub fn ensure_mem_pool(node: &NodeContext) -> &mut TxMemPool {
todo!();
/*
if (!node.mempool) {
throw JSONRPCError(RPC_CLIENT_MEMPOOL_DISABLED, "Mempool disabled or instance not found");
}
return *node.mempool;
*/
}
pub fn ensure_any_mem_pool(context: &dyn Any) -> &mut TxMemPool {
todo!();
/*
return EnsureMemPool(EnsureAnyNodeContext(context));
*/
}
pub fn ensure_chainman(node: &NodeContext) -> &mut ChainstateManager {
todo!();
/*
if (!node.chainman) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Node chainman not found");
}
return *node.chainman;
*/
}
pub fn ensure_any_chainman(context: &dyn Any) -> &mut ChainstateManager {
todo!();
/*
return EnsureChainman(EnsureAnyNodeContext(context));
*/
}
pub fn ensure_fee_estimator(node: &NodeContext) -> &mut BlockPolicyEstimator {
todo!();
/*
if (!node.fee_estimator) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Fee estimation disabled");
}
return *node.fee_estimator;
*/
}
pub fn ensure_any_fee_estimator(context: &dyn Any) -> &mut BlockPolicyEstimator {
todo!();
/*
return EnsureFeeEstimator(EnsureAnyNodeContext(context));
*/
}
/**
| Get the difficulty of the net wrt to the
| given block index.
|
| -----------
| @return
|
| A floating point number that is a multiple
| of the main net minimum difficulty (4295032833
| hashes).
|
-----
| Calculate the difficulty for a given
| block index.
|
*/
pub fn get_difficulty(blockindex: *const BlockIndex) -> f64 {
todo!();
/*
CHECK_NONFATAL(blockindex);
int nShift = (blockindex->nBits >> 24) & 0xff;
double dDiff =
(double)0x0000ffff / (double)(blockindex->nBits & 0x00ffffff);
while (nShift < 29)
{
dDiff *= 256.0;
nShift++;
}
while (nShift > 29)
{
dDiff /= 256.0;
nShift--;
}
return dDiff;
*/
}
pub fn compute_next_block_and_depth(
tip: *const BlockIndex,
blockindex: *const BlockIndex,
next: &mut *const BlockIndex) -> i32 {
todo!();
/*
next = tip->GetAncestor(blockindex->nHeight + 1);
if (next && next->pprev == blockindex) {
return tip->nHeight - blockindex->nHeight + 1;
}
next = nullptr;
return blockindex == tip ? 1 : -1;
*/
}
pub fn parse_hash_or_height(
param: &UniValue,
chainman: &mut ChainstateManager) -> *mut BlockIndex {
todo!();
/*
LOCK(::cs_main);
CChain& active_chain = chainman.ActiveChain();
if (param.isNum()) {
const int height{param.get_int()};
if (height < 0) {
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Target block height %d is negative", height));
}
const int current_tip{active_chain.Height()};
if (height > current_tip) {
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Target block height %d after current tip %d", height, current_tip));
}
return active_chain[height];
} else {
const uint256 hash{ParseHashV(param, "hash_or_height")};
CBlockIndex* pindex = chainman.m_blockman.LookupBlockIndex(hash);
if (!pindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
return pindex;
}
*/
}
/**
| Block header to JSON
|
*/
#[LOCKS_EXCLUDED(cs_main)]
pub fn blockheader_tojson(
tip: *const BlockIndex,
blockindex: *const BlockIndex) -> UniValue {
todo!();
/*
// Serialize passed information without accessing chain state of the active chain!
AssertLockNotHeld(cs_main); // For performance reasons
UniValue result(UniValue::VOBJ);
result.pushKV("hash", blockindex->GetBlockHash().GetHex());
const CBlockIndex* pnext;
int confirmations = ComputeNextBlockAndDepth(tip, blockindex, pnext);
result.pushKV("confirmations", confirmations);
result.pushKV("height", blockindex->nHeight);
result.pushKV("version", blockindex->nVersion);
result.pushKV("versionHex", strprintf("%08x", blockindex->nVersion));
result.pushKV("merkleroot", blockindex->hashMerkleRoot.GetHex());
result.pushKV("time", (int64_t)blockindex->nTime);
result.pushKV("mediantime", (int64_t)blockindex->GetMedianTimePast());
result.pushKV("nonce", (uint64_t)blockindex->nNonce);
result.pushKV("bits", strprintf("%08x", blockindex->nBits));
result.pushKV("difficulty", GetDifficulty(blockindex));
result.pushKV("chainwork", blockindex->nChainWork.GetHex());
result.pushKV("nTx", (uint64_t)blockindex->nTx);
if (blockindex->pprev)
result.pushKV("previousblockhash", blockindex->pprev->GetBlockHash().GetHex());
if (pnext)
result.pushKV("nextblockhash", pnext->GetBlockHash().GetHex());
return result;
*/
}
/**
| Block description to JSON
|
*/
#[LOCKS_EXCLUDED(cs_main)]
pub fn block_tojson(
block: &Block,
tip: *const BlockIndex,
blockindex: *const BlockIndex,
verbosity: TxVerbosity) -> UniValue {
todo!();
/*
UniValue result = blockheaderToJSON(tip, blockindex);
result.pushKV("strippedsize", (int)::GetSerializeSize(block, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS));
result.pushKV("size", (int)::GetSerializeSize(block, PROTOCOL_VERSION));
result.pushKV("weight", (int)::GetBlockWeight(block));
UniValue txs(UniValue::VARR);
switch (verbosity) {
case TxVerbosity::SHOW_TXID:
for (const CTransactionRef& tx : block.vtx) {
txs.push_back(tx->GetHash().GetHex());
}
break;
case TxVerbosity::SHOW_DETAILS:
case TxVerbosity::SHOW_DETAILS_AND_PREVOUT:
CBlockUndo blockUndo;
const bool have_undo = !IsBlockPruned(blockindex) && UndoReadFromDisk(blockUndo, blockindex);
for (size_t i = 0; i < block.vtx.size(); ++i) {
const CTransactionRef& tx = block.vtx.at(i);
// coinbase transaction (i.e. i == 0) doesn't have undo data
const CTxUndo* txundo = (have_undo && i > 0) ? &blockUndo.vtxundo.at(i - 1) : nullptr;
UniValue objTx(UniValue::VOBJ);
TxToUniv(*tx, uint256(), objTx, true, RPCSerializationFlags(), txundo, verbosity);
txs.push_back(objTx);
}
}
result.pushKV("tx", txs);
return result;
*/
}
pub fn getblockcount() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockcount",
"\nReturns the height of the most-work fully-validated chain.\n"
"The genesis block has height 0.\n",
{},
RPCResult{
RPCResult::Type::NUM, "", "The current block count"},
RPCExamples{
HelpExampleCli("getblockcount", "")
+ HelpExampleRpc("getblockcount", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
return chainman.ActiveChain().Height();
},
};
*/
}
pub fn getbestblockhash() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getbestblockhash",
"\nReturns the hash of the best (tip) block in the most-work fully-validated chain.\n",
{},
RPCResult{
RPCResult::Type::STR_HEX, "", "the block hash, hex-encoded"},
RPCExamples{
HelpExampleCli("getbestblockhash", "")
+ HelpExampleRpc("getbestblockhash", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
return chainman.ActiveChain().Tip()->GetBlockHash().GetHex();
},
};
*/
}
/**
| Callback for when block tip changed.
|
*/
pub fn rpc_notify_block_change(pindex: *const BlockIndex) {
todo!();
/*
if(pindex) {
LOCK(cs_blockchange);
latestblock.hash = pindex->GetBlockHash();
latestblock.height = pindex->nHeight;
}
cond_blockchange.notify_all();
*/
}
pub fn waitfornewblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"waitfornewblock",
"\nWaits for a specific new block and returns useful info about it.\n"
"\nReturns the current block on timeout or exit.\n",
{
{"timeout", RPCArg::Type::NUM, RPCArg::Default{0}, "Time in milliseconds to wait for a response. 0 indicates no timeout."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "hash", "The blockhash"},
{RPCResult::Type::NUM, "height", "Block height"},
}},
RPCExamples{
HelpExampleCli("waitfornewblock", "1000")
+ HelpExampleRpc("waitfornewblock", "1000")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
int timeout = 0;
if (!request.params[0].isNull())
timeout = request.params[0].get_int();
UpdatedBlock block;
{
WAIT_LOCK(cs_blockchange, lock);
block = latestblock;
if(timeout)
cond_blockchange.wait_for(lock, std::chrono::milliseconds(timeout), [&block]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.height != block.height || latestblock.hash != block.hash || !IsRPCRunning(); });
else
cond_blockchange.wait(lock, [&block]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.height != block.height || latestblock.hash != block.hash || !IsRPCRunning(); });
block = latestblock;
}
UniValue ret(UniValue::VOBJ);
ret.pushKV("hash", block.hash.GetHex());
ret.pushKV("height", block.height);
return ret;
},
};
*/
}
pub fn waitforblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"waitforblock",
"\nWaits for a specific new block and returns useful info about it.\n"
"\nReturns the current block on timeout or exit.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "Block hash to wait for."},
{"timeout", RPCArg::Type::NUM, RPCArg::Default{0}, "Time in milliseconds to wait for a response. 0 indicates no timeout."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "hash", "The blockhash"},
{RPCResult::Type::NUM, "height", "Block height"},
}},
RPCExamples{
HelpExampleCli("waitforblock", "\"0000000000079f8ef3d2c688c244eb7a4570b24c9ed7b4a8c619eb02596f8862\" 1000")
+ HelpExampleRpc("waitforblock", "\"0000000000079f8ef3d2c688c244eb7a4570b24c9ed7b4a8c619eb02596f8862\", 1000")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
int timeout = 0;
uint256 hash(ParseHashV(request.params[0], "blockhash"));
if (!request.params[1].isNull())
timeout = request.params[1].get_int();
UpdatedBlock block;
{
WAIT_LOCK(cs_blockchange, lock);
if(timeout)
cond_blockchange.wait_for(lock, std::chrono::milliseconds(timeout), [&hash]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.hash == hash || !IsRPCRunning();});
else
cond_blockchange.wait(lock, [&hash]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.hash == hash || !IsRPCRunning(); });
block = latestblock;
}
UniValue ret(UniValue::VOBJ);
ret.pushKV("hash", block.hash.GetHex());
ret.pushKV("height", block.height);
return ret;
},
};
*/
}
pub fn waitforblockheight() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"waitforblockheight",
"\nWaits for (at least) block height and returns the height and hash\n"
"of the current tip.\n"
"\nReturns the current block on timeout or exit.\n",
{
{"height", RPCArg::Type::NUM, RPCArg::Optional::NO, "Block height to wait for."},
{"timeout", RPCArg::Type::NUM, RPCArg::Default{0}, "Time in milliseconds to wait for a response. 0 indicates no timeout."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "hash", "The blockhash"},
{RPCResult::Type::NUM, "height", "Block height"},
}},
RPCExamples{
HelpExampleCli("waitforblockheight", "100 1000")
+ HelpExampleRpc("waitforblockheight", "100, 1000")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
int timeout = 0;
int height = request.params[0].get_int();
if (!request.params[1].isNull())
timeout = request.params[1].get_int();
UpdatedBlock block;
{
WAIT_LOCK(cs_blockchange, lock);
if(timeout)
cond_blockchange.wait_for(lock, std::chrono::milliseconds(timeout), [&height]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.height >= height || !IsRPCRunning();});
else
cond_blockchange.wait(lock, [&height]() EXCLUSIVE_LOCKS_REQUIRED(cs_blockchange) {return latestblock.height >= height || !IsRPCRunning(); });
block = latestblock;
}
UniValue ret(UniValue::VOBJ);
ret.pushKV("hash", block.hash.GetHex());
ret.pushKV("height", block.height);
return ret;
},
};
*/
}
pub fn syncwithvalidationinterfacequeue() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"syncwithvalidationinterfacequeue",
"\nWaits for the validation interface queue to catch up on everything that was there when we entered this function.\n",
{},
RPCResult{RPCResult::Type::NONE, "", ""},
RPCExamples{
HelpExampleCli("syncwithvalidationinterfacequeue","")
+ HelpExampleRpc("syncwithvalidationinterfacequeue","")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
SyncWithValidationInterfaceQueue();
return NullUniValue;
},
};
*/
}
pub fn getdifficulty() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getdifficulty",
"\nReturns the proof-of-work difficulty as a multiple of the minimum difficulty.\n",
{},
RPCResult{
RPCResult::Type::NUM, "", "the proof-of-work difficulty as a multiple of the minimum difficulty."},
RPCExamples{
HelpExampleCli("getdifficulty", "")
+ HelpExampleRpc("getdifficulty", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
return GetDifficulty(chainman.ActiveChain().Tip());
},
};
*/
}
pub fn mempool_entry_description() -> Vec<RPCResult> {
todo!();
/*
return {
RPCResult{RPCResult::Type::NUM, "vsize", "virtual transaction size as defined in BIP 141. This is different from actual serialized size for witness transactions as witness data is discounted."},
RPCResult{RPCResult::Type::NUM, "weight", "transaction weight as defined in BIP 141."},
RPCResult{RPCResult::Type::STR_AMOUNT, "fee", "transaction fee in " + CURRENCY_UNIT + " (DEPRECATED)"},
RPCResult{RPCResult::Type::STR_AMOUNT, "modifiedfee", "transaction fee with fee deltas used for mining priority (DEPRECATED)"},
RPCResult{RPCResult::Type::NUM_TIME, "time", "local time transaction entered pool in seconds since 1 Jan 1970 GMT"},
RPCResult{RPCResult::Type::NUM, "height", "block height when transaction entered pool"},
RPCResult{RPCResult::Type::NUM, "descendantcount", "number of in-mempool descendant transactions (including this one)"},
RPCResult{RPCResult::Type::NUM, "descendantsize", "virtual transaction size of in-mempool descendants (including this one)"},
RPCResult{RPCResult::Type::STR_AMOUNT, "descendantfees", "modified fees (see above) of in-mempool descendants (including this one) (DEPRECATED)"},
RPCResult{RPCResult::Type::NUM, "ancestorcount", "number of in-mempool ancestor transactions (including this one)"},
RPCResult{RPCResult::Type::NUM, "ancestorsize", "virtual transaction size of in-mempool ancestors (including this one)"},
RPCResult{RPCResult::Type::STR_AMOUNT, "ancestorfees", "modified fees (see above) of in-mempool ancestors (including this one) (DEPRECATED)"},
RPCResult{RPCResult::Type::STR_HEX, "wtxid", "hash of serialized transaction, including witness data"},
RPCResult{RPCResult::Type::OBJ, "fees", "",
{
RPCResult{RPCResult::Type::STR_AMOUNT, "base", "transaction fee in " + CURRENCY_UNIT},
RPCResult{RPCResult::Type::STR_AMOUNT, "modified", "transaction fee with fee deltas used for mining priority in " + CURRENCY_UNIT},
RPCResult{RPCResult::Type::STR_AMOUNT, "ancestor", "modified fees (see above) of in-mempool ancestors (including this one) in " + CURRENCY_UNIT},
RPCResult{RPCResult::Type::STR_AMOUNT, "descendant", "modified fees (see above) of in-mempool descendants (including this one) in " + CURRENCY_UNIT},
}},
RPCResult{RPCResult::Type::ARR, "depends", "unconfirmed transactions used as inputs for this transaction",
{RPCResult{RPCResult::Type::STR_HEX, "transactionid", "parent transaction id"}}},
RPCResult{RPCResult::Type::ARR, "spentby", "unconfirmed transactions spending outputs from this transaction",
{RPCResult{RPCResult::Type::STR_HEX, "transactionid", "child transaction id"}}},
RPCResult{RPCResult::Type::BOOL, "bip125-replaceable", "Whether this transaction could be replaced due to BIP125 (replace-by-fee)"},
RPCResult{RPCResult::Type::BOOL, "unbroadcast", "Whether this transaction is currently unbroadcast (initial broadcast not yet acknowledged by any peers)"},
};
*/
}
#[EXCLUSIVE_LOCKS_REQUIRED(pool.cs)]
pub fn entry_tojson(
pool: &TxMemPool,
info: &mut UniValue,
e: &TxMemPoolEntry) {
todo!();
/*
AssertLockHeld(pool.cs);
UniValue fees(UniValue::VOBJ);
fees.pushKV("base", ValueFromAmount(e.GetFee()));
fees.pushKV("modified", ValueFromAmount(e.GetModifiedFee()));
fees.pushKV("ancestor", ValueFromAmount(e.GetModFeesWithAncestors()));
fees.pushKV("descendant", ValueFromAmount(e.GetModFeesWithDescendants()));
info.pushKV("fees", fees);
info.pushKV("vsize", (int)e.GetTxSize());
info.pushKV("weight", (int)e.GetTxWeight());
info.pushKV("fee", ValueFromAmount(e.GetFee()));
info.pushKV("modifiedfee", ValueFromAmount(e.GetModifiedFee()));
info.pushKV("time", count_seconds(e.GetTime()));
info.pushKV("height", (int)e.GetHeight());
info.pushKV("descendantcount", e.GetCountWithDescendants());
info.pushKV("descendantsize", e.GetSizeWithDescendants());
info.pushKV("descendantfees", e.GetModFeesWithDescendants());
info.pushKV("ancestorcount", e.GetCountWithAncestors());
info.pushKV("ancestorsize", e.GetSizeWithAncestors());
info.pushKV("ancestorfees", e.GetModFeesWithAncestors());
info.pushKV("wtxid", pool.vTxHashes[e.vTxHashesIdx].first.ToString());
const CTransaction& tx = e.GetTx();
std::set<std::string> setDepends;
for (const CTxIn& txin : tx.vin)
{
if (pool.exists(GenTxId::Txid(txin.prevout.hash)))
setDepends.insert(txin.prevout.hash.ToString());
}
UniValue depends(UniValue::VARR);
for (const std::string& dep : setDepends)
{
depends.push_back(dep);
}
info.pushKV("depends", depends);
UniValue spent(UniValue::VARR);
const CTxMemPool::txiter& it = pool.mapTx.find(tx.GetHash());
const CTxMemPoolEntry::Children& children = it->GetMemPoolChildrenConst();
for (const CTxMemPoolEntry& child : children) {
spent.push_back(child.GetTx().GetHash().ToString());
}
info.pushKV("spentby", spent);
// Add opt-in RBF status
bool rbfStatus = false;
RBFTransactionState rbfState = IsRBFOptIn(tx, pool);
if (rbfState == RBFTransactionState::UNKNOWN) {
throw JSONRPCError(RPC_MISC_ERROR, "Transaction is not in mempool");
} else if (rbfState == RBFTransactionState::REPLACEABLE_BIP125) {
rbfStatus = true;
}
info.pushKV("bip125-replaceable", rbfStatus);
info.pushKV("unbroadcast", pool.IsUnbroadcastTx(tx.GetHash()));
*/
}
/**
| Mempool to JSON
|
*/
pub fn mempool_tojson(
pool: &TxMemPool,
verbose: Option<bool>,
include_mempool_sequence: Option<bool>) -> UniValue {
let verbose: bool = verbose.unwrap_or(false);
let include_mempool_sequence: bool = include_mempool_sequence.unwrap_or(false);
todo!();
/*
if (verbose) {
if (include_mempool_sequence) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Verbose results cannot contain mempool sequence values.");
}
LOCK(pool.cs);
UniValue o(UniValue::VOBJ);
for (const CTxMemPoolEntry& e : pool.mapTx) {
const uint256& hash = e.GetTx().GetHash();
UniValue info(UniValue::VOBJ);
entryToJSON(pool, info, e);
// Mempool has unique entries so there is no advantage in using
// UniValue::pushKV, which checks if the key already exists in O(N).
// UniValue::__pushKV is used instead which currently is O(1).
o.__pushKV(hash.ToString(), info);
}
return o;
} else {
uint64_t mempool_sequence;
std::vector<uint256> vtxid;
{
LOCK(pool.cs);
pool.queryHashes(vtxid);
mempool_sequence = pool.GetSequence();
}
UniValue a(UniValue::VARR);
for (const uint256& hash : vtxid)
a.push_back(hash.ToString());
if (!include_mempool_sequence) {
return a;
} else {
UniValue o(UniValue::VOBJ);
o.pushKV("txids", a);
o.pushKV("mempool_sequence", mempool_sequence);
return o;
}
}
*/
}
pub fn getrawmempool() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getrawmempool",
"\nReturns all transaction ids in memory pool as a json array of string transaction ids.\n"
"\nHint: use getmempoolentry to fetch a specific transaction from the mempool.\n",
{
{"verbose", RPCArg::Type::BOOL, RPCArg::Default{false}, "True for a json object, false for array of transaction ids"},
{"mempool_sequence", RPCArg::Type::BOOL, RPCArg::Default{false}, "If verbose=false, returns a json object with transaction list and mempool sequence number attached."},
},
{
RPCResult{"for verbose = false",
RPCResult::Type::ARR, "", "",
{
{RPCResult::Type::STR_HEX, "", "The transaction id"},
}},
RPCResult{"for verbose = true",
RPCResult::Type::OBJ_DYN, "", "",
{
{RPCResult::Type::OBJ, "transactionid", "", MempoolEntryDescription()},
}},
RPCResult{"for verbose = false and mempool_sequence = true",
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::ARR, "txids", "",
{
{RPCResult::Type::STR_HEX, "", "The transaction id"},
}},
{RPCResult::Type::NUM, "mempool_sequence", "The mempool sequence value."},
}},
},
RPCExamples{
HelpExampleCli("getrawmempool", "true")
+ HelpExampleRpc("getrawmempool", "true")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
bool fVerbose = false;
if (!request.params[0].isNull())
fVerbose = request.params[0].get_bool();
bool include_mempool_sequence = false;
if (!request.params[1].isNull()) {
include_mempool_sequence = request.params[1].get_bool();
}
return MempoolToJSON(EnsureAnyMemPool(request.context), fVerbose, include_mempool_sequence);
},
};
*/
}
pub fn getmempoolancestors() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getmempoolancestors",
"\nIf txid is in the mempool, returns all in-mempool ancestors.\n",
{
{"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The transaction id (must be in mempool)"},
{"verbose", RPCArg::Type::BOOL, RPCArg::Default{false}, "True for a json object, false for array of transaction ids"},
},
{
RPCResult{"for verbose = false",
RPCResult::Type::ARR, "", "",
{{RPCResult::Type::STR_HEX, "", "The transaction id of an in-mempool ancestor transaction"}}},
RPCResult{"for verbose = true",
RPCResult::Type::OBJ_DYN, "", "",
{
{RPCResult::Type::OBJ, "transactionid", "", MempoolEntryDescription()},
}},
},
RPCExamples{
HelpExampleCli("getmempoolancestors", "\"mytxid\"")
+ HelpExampleRpc("getmempoolancestors", "\"mytxid\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
bool fVerbose = false;
if (!request.params[1].isNull())
fVerbose = request.params[1].get_bool();
uint256 hash = ParseHashV(request.params[0], "parameter 1");
const CTxMemPool& mempool = EnsureAnyMemPool(request.context);
LOCK(mempool.cs);
CTxMemPool::txiter it = mempool.mapTx.find(hash);
if (it == mempool.mapTx.end()) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not in mempool");
}
CTxMemPool::setEntries setAncestors;
uint64_t noLimit = std::numeric_limits<uint64_t>::max();
std::string dummy;
mempool.CalculateMemPoolAncestors(*it, setAncestors, noLimit, noLimit, noLimit, noLimit, dummy, false);
if (!fVerbose) {
UniValue o(UniValue::VARR);
for (CTxMemPool::txiter ancestorIt : setAncestors) {
o.push_back(ancestorIt->GetTx().GetHash().ToString());
}
return o;
} else {
UniValue o(UniValue::VOBJ);
for (CTxMemPool::txiter ancestorIt : setAncestors) {
const CTxMemPoolEntry &e = *ancestorIt;
const uint256& _hash = e.GetTx().GetHash();
UniValue info(UniValue::VOBJ);
entryToJSON(mempool, info, e);
o.pushKV(_hash.ToString(), info);
}
return o;
}
},
};
*/
}
pub fn getmempooldescendants() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getmempooldescendants",
"\nIf txid is in the mempool, returns all in-mempool descendants.\n",
{
{"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The transaction id (must be in mempool)"},
{"verbose", RPCArg::Type::BOOL, RPCArg::Default{false}, "True for a json object, false for array of transaction ids"},
},
{
RPCResult{"for verbose = false",
RPCResult::Type::ARR, "", "",
{{RPCResult::Type::STR_HEX, "", "The transaction id of an in-mempool descendant transaction"}}},
RPCResult{"for verbose = true",
RPCResult::Type::OBJ_DYN, "", "",
{
{RPCResult::Type::OBJ, "transactionid", "", MempoolEntryDescription()},
}},
},
RPCExamples{
HelpExampleCli("getmempooldescendants", "\"mytxid\"")
+ HelpExampleRpc("getmempooldescendants", "\"mytxid\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
bool fVerbose = false;
if (!request.params[1].isNull())
fVerbose = request.params[1].get_bool();
uint256 hash = ParseHashV(request.params[0], "parameter 1");
const CTxMemPool& mempool = EnsureAnyMemPool(request.context);
LOCK(mempool.cs);
CTxMemPool::txiter it = mempool.mapTx.find(hash);
if (it == mempool.mapTx.end()) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not in mempool");
}
CTxMemPool::setEntries setDescendants;
mempool.CalculateDescendants(it, setDescendants);
// CTxMemPool::CalculateDescendants will include the given tx
setDescendants.erase(it);
if (!fVerbose) {
UniValue o(UniValue::VARR);
for (CTxMemPool::txiter descendantIt : setDescendants) {
o.push_back(descendantIt->GetTx().GetHash().ToString());
}
return o;
} else {
UniValue o(UniValue::VOBJ);
for (CTxMemPool::txiter descendantIt : setDescendants) {
const CTxMemPoolEntry &e = *descendantIt;
const uint256& _hash = e.GetTx().GetHash();
UniValue info(UniValue::VOBJ);
entryToJSON(mempool, info, e);
o.pushKV(_hash.ToString(), info);
}
return o;
}
},
};
*/
}
pub fn getmempoolentry() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getmempoolentry",
"\nReturns mempool data for given transaction\n",
{
{"txid", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The transaction id (must be in mempool)"},
},
RPCResult{
RPCResult::Type::OBJ, "", "", MempoolEntryDescription()},
RPCExamples{
HelpExampleCli("getmempoolentry", "\"mytxid\"")
+ HelpExampleRpc("getmempoolentry", "\"mytxid\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 hash = ParseHashV(request.params[0], "parameter 1");
const CTxMemPool& mempool = EnsureAnyMemPool(request.context);
LOCK(mempool.cs);
CTxMemPool::txiter it = mempool.mapTx.find(hash);
if (it == mempool.mapTx.end()) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not in mempool");
}
const CTxMemPoolEntry &e = *it;
UniValue info(UniValue::VOBJ);
entryToJSON(mempool, info, e);
return info;
},
};
*/
}
pub fn getblockhash() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockhash",
"\nReturns hash of block in best-block-chain at height provided.\n",
{
{"height", RPCArg::Type::NUM, RPCArg::Optional::NO, "The height index"},
},
RPCResult{
RPCResult::Type::STR_HEX, "", "The block hash"},
RPCExamples{
HelpExampleCli("getblockhash", "1000")
+ HelpExampleRpc("getblockhash", "1000")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
const CChain& active_chain = chainman.ActiveChain();
int nHeight = request.params[0].get_int();
if (nHeight < 0 || nHeight > active_chain.Height())
throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range");
CBlockIndex* pblockindex = active_chain[nHeight];
return pblockindex->GetBlockHash().GetHex();
},
};
*/
}
pub fn getblockheader() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockheader",
"\nIf verbose is false, returns a string that is serialized, hex-encoded data for blockheader 'hash'.\n"
"If verbose is true, returns an Object with information about blockheader <hash>.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The block hash"},
{"verbose", RPCArg::Type::BOOL, RPCArg::Default{true}, "true for a json object, false for the hex-encoded data"},
},
{
RPCResult{"for verbose = true",
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "hash", "the block hash (same as provided)"},
{RPCResult::Type::NUM, "confirmations", "The number of confirmations, or -1 if the block is not on the main chain"},
{RPCResult::Type::NUM, "height", "The block height or index"},
{RPCResult::Type::NUM, "version", "The block version"},
{RPCResult::Type::STR_HEX, "versionHex", "The block version formatted in hexadecimal"},
{RPCResult::Type::STR_HEX, "merkleroot", "The merkle root"},
{RPCResult::Type::NUM_TIME, "time", "The block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM_TIME, "mediantime", "The median block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM, "nonce", "The nonce"},
{RPCResult::Type::STR_HEX, "bits", "The bits"},
{RPCResult::Type::NUM, "difficulty", "The difficulty"},
{RPCResult::Type::STR_HEX, "chainwork", "Expected number of hashes required to produce the current chain"},
{RPCResult::Type::NUM, "nTx", "The number of transactions in the block"},
{RPCResult::Type::STR_HEX, "previousblockhash", /* optional */ true, "The hash of the previous block (if available)"},
{RPCResult::Type::STR_HEX, "nextblockhash", /* optional */ true, "The hash of the next block (if available)"},
}},
RPCResult{"for verbose=false",
RPCResult::Type::STR_HEX, "", "A string that is serialized, hex-encoded data for block 'hash'"},
},
RPCExamples{
HelpExampleCli("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ HelpExampleRpc("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 hash(ParseHashV(request.params[0], "hash"));
bool fVerbose = true;
if (!request.params[1].isNull())
fVerbose = request.params[1].get_bool();
const CBlockIndex* pblockindex;
const CBlockIndex* tip;
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
tip = chainman.ActiveChain().Tip();
}
if (!pblockindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
if (!fVerbose)
{
DataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION);
ssBlock << pblockindex->GetBlockHeader();
std::string strHex = HexStr(ssBlock);
return strHex;
}
return blockheaderToJSON(tip, pblockindex);
},
};
*/
}
pub fn get_block_checked(pblockindex: *const BlockIndex) -> Block {
todo!();
/*
CBlock block;
if (IsBlockPruned(pblockindex)) {
throw JSONRPCError(RPC_MISC_ERROR, "Block not available (pruned data)");
}
if (!ReadBlockFromDisk(block, pblockindex, Params().GetConsensus())) {
// Block not found on disk. This could be because we have the block
// header in our index but not yet have the block or did not accept the
// block.
throw JSONRPCError(RPC_MISC_ERROR, "Block not found on disk");
}
return block;
*/
}
pub fn get_undo_checked(pblockindex: *const BlockIndex) -> BlockUndo {
todo!();
/*
CBlockUndo blockUndo;
if (IsBlockPruned(pblockindex)) {
throw JSONRPCError(RPC_MISC_ERROR, "Undo data not available (pruned data)");
}
if (!UndoReadFromDisk(blockUndo, pblockindex)) {
throw JSONRPCError(RPC_MISC_ERROR, "Can't read undo data from disk");
}
return blockUndo;
*/
}
pub fn getblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblock",
"\nIf verbosity is 0, returns a string that is serialized, hex-encoded data for block 'hash'.\n"
"If verbosity is 1, returns an Object with information about block <hash>.\n"
"If verbosity is 2, returns an Object with information about block <hash> and information about each transaction.\n"
"If verbosity is 3, returns an Object with information about block <hash> and information about each transaction, including prevout information for inputs (only for unpruned blocks in the current best chain).\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The block hash"},
{"verbosity|verbose", RPCArg::Type::NUM, RPCArg::Default{1}, "0 for hex-encoded data, 1 for a json object, and 2 for json object with transaction data"},
},
{
RPCResult{"for verbosity = 0",
RPCResult::Type::STR_HEX, "", "A string that is serialized, hex-encoded data for block 'hash'"},
RPCResult{"for verbosity = 1",
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "hash", "the block hash (same as provided)"},
{RPCResult::Type::NUM, "confirmations", "The number of confirmations, or -1 if the block is not on the main chain"},
{RPCResult::Type::NUM, "size", "The block size"},
{RPCResult::Type::NUM, "strippedsize", "The block size excluding witness data"},
{RPCResult::Type::NUM, "weight", "The block weight as defined in BIP 141"},
{RPCResult::Type::NUM, "height", "The block height or index"},
{RPCResult::Type::NUM, "version", "The block version"},
{RPCResult::Type::STR_HEX, "versionHex", "The block version formatted in hexadecimal"},
{RPCResult::Type::STR_HEX, "merkleroot", "The merkle root"},
{RPCResult::Type::ARR, "tx", "The transaction ids",
{{RPCResult::Type::STR_HEX, "", "The transaction id"}}},
{RPCResult::Type::NUM_TIME, "time", "The block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM_TIME, "mediantime", "The median block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM, "nonce", "The nonce"},
{RPCResult::Type::STR_HEX, "bits", "The bits"},
{RPCResult::Type::NUM, "difficulty", "The difficulty"},
{RPCResult::Type::STR_HEX, "chainwork", "Expected number of hashes required to produce the chain up to this block (in hex)"},
{RPCResult::Type::NUM, "nTx", "The number of transactions in the block"},
{RPCResult::Type::STR_HEX, "previousblockhash", /* optional */ true, "The hash of the previous block (if available)"},
{RPCResult::Type::STR_HEX, "nextblockhash", /* optional */ true, "The hash of the next block (if available)"},
}},
RPCResult{"for verbosity = 2",
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::ELISION, "", "Same output as verbosity = 1"},
{RPCResult::Type::ARR, "tx", "",
{
{RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::ELISION, "", "The transactions in the format of the getrawtransaction RPC. Different from verbosity = 1 \"tx\" result"},
{RPCResult::Type::NUM, "fee", "The transaction fee in " + CURRENCY_UNIT + ", omitted if block undo data is not available"},
}},
}},
}},
},
RPCExamples{
HelpExampleCli("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ HelpExampleRpc("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 hash(ParseHashV(request.params[0], "blockhash"));
int verbosity = 1;
if (!request.params[1].isNull()) {
if (request.params[1].isBool()) {
verbosity = request.params[1].get_bool() ? 1 : 0;
} else {
verbosity = request.params[1].get_int();
}
}
CBlock block;
const CBlockIndex* pblockindex;
const CBlockIndex* tip;
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
tip = chainman.ActiveChain().Tip();
if (!pblockindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
block = GetBlockChecked(pblockindex);
}
if (verbosity <= 0)
{
DataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags());
ssBlock << block;
std::string strHex = HexStr(ssBlock);
return strHex;
}
TxVerbosity tx_verbosity;
if (verbosity == 1) {
tx_verbosity = TxVerbosity::SHOW_TXID;
} else if (verbosity == 2) {
tx_verbosity = TxVerbosity::SHOW_DETAILS;
} else {
tx_verbosity = TxVerbosity::SHOW_DETAILS_AND_PREVOUT;
}
return blockToJSON(block, tip, pblockindex, tx_verbosity);
},
};
*/
}
pub fn pruneblockchain() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"pruneblockchain", "",
{
{"height", RPCArg::Type::NUM, RPCArg::Optional::NO, "The block height to prune up to. May be set to a discrete height, or to a " + UNIX_EPOCH_TIME + "\n"
" to prune blocks whose block time is at least 2 hours older than the provided timestamp."},
},
RPCResult{
RPCResult::Type::NUM, "", "Height of the last block pruned"},
RPCExamples{
HelpExampleCli("pruneblockchain", "1000")
+ HelpExampleRpc("pruneblockchain", "1000")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
if (!fPruneMode)
throw JSONRPCError(RPC_MISC_ERROR, "Cannot prune blocks because node is not in prune mode.");
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
CChainState& active_chainstate = chainman.ActiveChainstate();
CChain& active_chain = active_chainstate.m_chain;
int heightParam = request.params[0].get_int();
if (heightParam < 0)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Negative block height.");
// Height value more than a billion is too high to be a block height, and
// too low to be a block time (corresponds to timestamp from Sep 2001).
if (heightParam > 1000000000) {
// Add a 2 hour buffer to include blocks which might have had old timestamps
CBlockIndex* pindex = active_chain.FindEarliestAtLeast(heightParam - TIMESTAMP_WINDOW, 0);
if (!pindex) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Could not find block with at least the specified timestamp.");
}
heightParam = pindex->nHeight;
}
unsigned int height = (unsigned int) heightParam;
unsigned int chainHeight = (unsigned int) active_chain.Height();
if (chainHeight < Params().PruneAfterHeight())
throw JSONRPCError(RPC_MISC_ERROR, "Blockchain is too short for pruning.");
else if (height > chainHeight)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Blockchain is shorter than the attempted prune height.");
else if (height > chainHeight - MIN_BLOCKS_TO_KEEP) {
LogPrint(BCLog::RPC, "Attempt to prune blocks close to the tip. Retaining the minimum number of blocks.\n");
height = chainHeight - MIN_BLOCKS_TO_KEEP;
}
PruneBlockFilesManual(active_chainstate, height);
const CBlockIndex* block = active_chain.Tip();
CHECK_NONFATAL(block);
while (block->pprev && (block->pprev->nStatus & BLOCK_HAVE_DATA)) {
block = block->pprev;
}
return uint64_t(block->nHeight);
},
};
*/
}
pub fn parse_hash_type(hash_type_input: &String) -> CoinStatsHashType {
todo!();
/*
if (hash_type_input == "hash_serialized_2") {
return CoinStatsHashType::HASH_SERIALIZED;
} else if (hash_type_input == "muhash") {
return CoinStatsHashType::MUHASH;
} else if (hash_type_input == "none") {
return CoinStatsHashType::NONE;
} else {
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("%s is not a valid hash_type", hash_type_input));
}
*/
}
pub fn gettxoutsetinfo() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"gettxoutsetinfo",
"\nReturns statistics about the unspent transaction output set.\n"
"Note this call may take some time if you are not using coinstatsindex.\n",
{
{"hash_type", RPCArg::Type::STR, RPCArg::Default{"hash_serialized_2"}, "Which UTXO set hash should be calculated. Options: 'hash_serialized_2' (the legacy algorithm), 'muhash', 'none'."},
{"hash_or_height", RPCArg::Type::NUM, RPCArg::Optional::OMITTED_NAMED_ARG, "The block hash or height of the target height (only available with coinstatsindex).", "", {"", "string or numeric"}},
{"use_index", RPCArg::Type::BOOL, RPCArg::Default{true}, "Use coinstatsindex, if available."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM, "height", "The block height (index) of the returned statistics"},
{RPCResult::Type::STR_HEX, "bestblock", "The hash of the block at which these statistics are calculated"},
{RPCResult::Type::NUM, "txouts", "The number of unspent transaction outputs"},
{RPCResult::Type::NUM, "bogosize", "Database-independent, meaningless metric indicating the UTXO set size"},
{RPCResult::Type::STR_HEX, "hash_serialized_2", /* optional */ true, "The serialized hash (only present if 'hash_serialized_2' hash_type is chosen)"},
{RPCResult::Type::STR_HEX, "muhash", /* optional */ true, "The serialized hash (only present if 'muhash' hash_type is chosen)"},
{RPCResult::Type::NUM, "transactions", /* optional */ true, "The number of transactions with unspent outputs (not available when coinstatsindex is used)"},
{RPCResult::Type::NUM, "disk_size", /* optional */ true, "The estimated size of the chainstate on disk (not available when coinstatsindex is used)"},
{RPCResult::Type::STR_AMOUNT, "total_amount", "The total amount of coins in the UTXO set"},
{RPCResult::Type::STR_AMOUNT, "total_unspendable_amount", /* optional */ true, "The total amount of coins permanently excluded from the UTXO set (only available if coinstatsindex is used)"},
{RPCResult::Type::OBJ, "block_info", /* optional */ true, "Info on amounts in the block at this block height (only available if coinstatsindex is used)",
{
{RPCResult::Type::STR_AMOUNT, "prevout_spent", "Total amount of all prevouts spent in this block"},
{RPCResult::Type::STR_AMOUNT, "coinbase", "Coinbase subsidy amount of this block"},
{RPCResult::Type::STR_AMOUNT, "new_outputs_ex_coinbase", "Total amount of new outputs created by this block"},
{RPCResult::Type::STR_AMOUNT, "unspendable", "Total amount of unspendable outputs created in this block"},
{RPCResult::Type::OBJ, "unspendables", "Detailed view of the unspendable categories",
{
{RPCResult::Type::STR_AMOUNT, "genesis_block", "The unspendable amount of the Genesis block subsidy"},
{RPCResult::Type::STR_AMOUNT, "bip30", "Transactions overridden by duplicates (no longer possible with BIP30)"},
{RPCResult::Type::STR_AMOUNT, "scripts", "Amounts sent to scripts that are unspendable (for example OP_RETURN outputs)"},
{RPCResult::Type::STR_AMOUNT, "unclaimed_rewards", "Fee rewards that miners did not claim in their coinbase transaction"},
}}
}},
}},
RPCExamples{
HelpExampleCli("gettxoutsetinfo", "") +
HelpExampleCli("gettxoutsetinfo", R"("none")") +
HelpExampleCli("gettxoutsetinfo", R"("none" 1000)") +
HelpExampleCli("gettxoutsetinfo", R"("none" '"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09"')") +
HelpExampleRpc("gettxoutsetinfo", "") +
HelpExampleRpc("gettxoutsetinfo", R"("none")") +
HelpExampleRpc("gettxoutsetinfo", R"("none", 1000)") +
HelpExampleRpc("gettxoutsetinfo", R"("none", "00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09")")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
UniValue ret(UniValue::VOBJ);
CBlockIndex* pindex{nullptr};
const CoinStatsHashType hash_type{request.params[0].isNull() ? CoinStatsHashType::HASH_SERIALIZED : ParseHashType(request.params[0].get_str())};
CCoinsStats stats{hash_type};
stats.index_requested = request.params[2].isNull() || request.params[2].get_bool();
NodeContext& node = EnsureAnyNodeContext(request.context);
ChainstateManager& chainman = EnsureChainman(node);
CChainState& active_chainstate = chainman.ActiveChainstate();
active_chainstate.ForceFlushStateToDisk();
CCoinsView* coins_view;
BlockManager* blockman;
{
LOCK(::cs_main);
coins_view = &active_chainstate.CoinsDB();
blockman = &active_chainstate.m_blockman;
pindex = blockman->LookupBlockIndex(coins_view->GetBestBlock());
}
if (!request.params[1].isNull()) {
if (!g_coin_stats_index) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Querying specific block heights requires coinstatsindex");
}
if (stats.m_hash_type == CoinStatsHashType::HASH_SERIALIZED) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "hash_serialized_2 hash type cannot be queried for a specific block");
}
pindex = ParseHashOrHeight(request.params[1], chainman);
}
if (stats.index_requested && g_coin_stats_index) {
if (!g_coin_stats_index->BlockUntilSyncedToCurrentChain()) {
const IndexSummary summary{g_coin_stats_index->GetSummary()};
// If a specific block was requested and the index has already synced past that height, we can return the
// data already even though the index is not fully synced yet.
if (pindex->nHeight > summary.best_block_height) {
throw JSONRPCError(RPC_INTERNAL_ERROR, strprintf("Unable to get data because coinstatsindex is still syncing. Current height: %d", summary.best_block_height));
}
}
}
if (GetUTXOStats(coins_view, *blockman, stats, node.rpc_interruption_point, pindex)) {
ret.pushKV("height", (int64_t)stats.nHeight);
ret.pushKV("bestblock", stats.hashBlock.GetHex());
ret.pushKV("txouts", (int64_t)stats.nTransactionOutputs);
ret.pushKV("bogosize", (int64_t)stats.nBogoSize);
if (hash_type == CoinStatsHashType::HASH_SERIALIZED) {
ret.pushKV("hash_serialized_2", stats.hashSerialized.GetHex());
}
if (hash_type == CoinStatsHashType::MUHASH) {
ret.pushKV("muhash", stats.hashSerialized.GetHex());
}
ret.pushKV("total_amount", ValueFromAmount(stats.nTotalAmount));
if (!stats.index_used) {
ret.pushKV("transactions", static_cast<int64_t>(stats.nTransactions));
ret.pushKV("disk_size", stats.nDiskSize);
} else {
ret.pushKV("total_unspendable_amount", ValueFromAmount(stats.total_unspendable_amount));
CCoinsStats prev_stats{hash_type};
if (pindex->nHeight > 0) {
GetUTXOStats(coins_view, *blockman, prev_stats, node.rpc_interruption_point, pindex->pprev);
}
UniValue block_info(UniValue::VOBJ);
block_info.pushKV("prevout_spent", ValueFromAmount(stats.total_prevout_spent_amount - prev_stats.total_prevout_spent_amount));
block_info.pushKV("coinbase", ValueFromAmount(stats.total_coinbase_amount - prev_stats.total_coinbase_amount));
block_info.pushKV("new_outputs_ex_coinbase", ValueFromAmount(stats.total_new_outputs_ex_coinbase_amount - prev_stats.total_new_outputs_ex_coinbase_amount));
block_info.pushKV("unspendable", ValueFromAmount(stats.total_unspendable_amount - prev_stats.total_unspendable_amount));
UniValue unspendables(UniValue::VOBJ);
unspendables.pushKV("genesis_block", ValueFromAmount(stats.total_unspendables_genesis_block - prev_stats.total_unspendables_genesis_block));
unspendables.pushKV("bip30", ValueFromAmount(stats.total_unspendables_bip30 - prev_stats.total_unspendables_bip30));
unspendables.pushKV("scripts", ValueFromAmount(stats.total_unspendables_scripts - prev_stats.total_unspendables_scripts));
unspendables.pushKV("unclaimed_rewards", ValueFromAmount(stats.total_unspendables_unclaimed_rewards - prev_stats.total_unspendables_unclaimed_rewards));
block_info.pushKV("unspendables", unspendables);
ret.pushKV("block_info", block_info);
}
} else {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Unable to read UTXO set");
}
return ret;
},
};
*/
}
pub fn gettxout() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"gettxout",
"\nReturns details about an unspent transaction output.\n",
{
{"txid", RPCArg::Type::STR, RPCArg::Optional::NO, "The transaction id"},
{"n", RPCArg::Type::NUM, RPCArg::Optional::NO, "vout number"},
{"include_mempool", RPCArg::Type::BOOL, RPCArg::Default{true}, "Whether to include the mempool. Note that an unspent output that is spent in the mempool won't appear."},
},
{
RPCResult{"If the UTXO was not found", RPCResult::Type::NONE, "", ""},
RPCResult{"Otherwise", RPCResult::Type::OBJ, "", "", {
{RPCResult::Type::STR_HEX, "bestblock", "The hash of the block at the tip of the chain"},
{RPCResult::Type::NUM, "confirmations", "The number of confirmations"},
{RPCResult::Type::STR_AMOUNT, "value", "The transaction value in " + CURRENCY_UNIT},
{RPCResult::Type::OBJ, "scriptPubKey", "", {
{RPCResult::Type::STR, "asm", ""},
{RPCResult::Type::STR_HEX, "hex", ""},
{RPCResult::Type::STR, "type", "The type, eg pubkeyhash"},
{RPCResult::Type::STR, "address", /* optional */ true, "The Bitcoin address (only if a well-defined address exists)"},
}},
{RPCResult::Type::BOOL, "coinbase", "Coinbase or not"},
}},
},
RPCExamples{
"\nGet unspent transactions\n"
+ HelpExampleCli("listunspent", "") +
"\nView the details\n"
+ HelpExampleCli("gettxout", "\"txid\" 1") +
"\nAs a JSON-RPC call\n"
+ HelpExampleRpc("gettxout", "\"txid\", 1")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
NodeContext& node = EnsureAnyNodeContext(request.context);
ChainstateManager& chainman = EnsureChainman(node);
LOCK(cs_main);
UniValue ret(UniValue::VOBJ);
uint256 hash(ParseHashV(request.params[0], "txid"));
int n = request.params[1].get_int();
OutPoint out(hash, n);
bool fMempool = true;
if (!request.params[2].isNull())
fMempool = request.params[2].get_bool();
Coin coin;
CChainState& active_chainstate = chainman.ActiveChainstate();
CCoinsViewCache* coins_view = &active_chainstate.CoinsTip();
if (fMempool) {
const CTxMemPool& mempool = EnsureMemPool(node);
LOCK(mempool.cs);
CCoinsViewMemPool view(coins_view, mempool);
if (!view.GetCoin(out, coin) || mempool.isSpent(out)) {
return NullUniValue;
}
} else {
if (!coins_view->GetCoin(out, coin)) {
return NullUniValue;
}
}
const CBlockIndex* pindex = active_chainstate.m_blockman.LookupBlockIndex(coins_view->GetBestBlock());
ret.pushKV("bestblock", pindex->GetBlockHash().GetHex());
if (coin.nHeight == MEMPOOL_HEIGHT) {
ret.pushKV("confirmations", 0);
} else {
ret.pushKV("confirmations", (int64_t)(pindex->nHeight - coin.nHeight + 1));
}
ret.pushKV("value", ValueFromAmount(coin.out.nValue));
UniValue o(UniValue::VOBJ);
ScriptPubKeyToUniv(coin.out.scriptPubKey, o, true);
ret.pushKV("scriptPubKey", o);
ret.pushKV("coinbase", (bool)coin.fCoinBase);
return ret;
},
};
*/
}
pub fn verifychain() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"verifychain",
"\nVerifies blockchain database.\n",
{
{"checklevel", RPCArg::Type::NUM, RPCArg::DefaultHint{strprintf("%d, range=0-4", DEFAULT_CHECKLEVEL)},
strprintf("How thorough the block verification is:\n%s", MakeUnorderedList(CHECKLEVEL_DOC))},
{"nblocks", RPCArg::Type::NUM, RPCArg::DefaultHint{strprintf("%d, 0=all", DEFAULT_CHECKBLOCKS)}, "The number of blocks to check."},
},
RPCResult{
RPCResult::Type::BOOL, "", "Verified or not"},
RPCExamples{
HelpExampleCli("verifychain", "")
+ HelpExampleRpc("verifychain", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
const int check_level(request.params[0].isNull() ? DEFAULT_CHECKLEVEL : request.params[0].get_int());
const int check_depth{request.params[1].isNull() ? DEFAULT_CHECKBLOCKS : request.params[1].get_int()};
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
CChainState& active_chainstate = chainman.ActiveChainstate();
return CVerifyDB().VerifyDB(
active_chainstate, Params(), active_chainstate.CoinsTip(), check_level, check_depth);
},
};
*/
}
pub fn soft_fork_desc_push_back_with_buried_deployment(
active_chain_tip: *const BlockIndex,
softforks: &mut UniValue,
params: &ChainConsensusParams,
dep: ConsensusBuriedDeployment) {
todo!();
/*
// For buried deployments.
if (!DeploymentEnabled(params, dep)) return;
UniValue rv(UniValue::VOBJ);
rv.pushKV("type", "buried");
// getblockchaininfo reports the softfork as active from when the chain height is
// one below the activation height
rv.pushKV("active", DeploymentActiveAfter(active_chain_tip, params, dep));
rv.pushKV("height", params.DeploymentHeight(dep));
softforks.pushKV(DeploymentName(dep), rv);
*/
}
pub fn soft_fork_desc_push_back_with_deployment_pos(
active_chain_tip: *const BlockIndex,
softforks: &mut UniValue,
consensus_params: &ChainConsensusParams,
id: ConsensusDeploymentPos) {
todo!();
/*
// For BIP9 deployments.
if (!DeploymentEnabled(consensusParams, id)) return;
UniValue bip9(UniValue::VOBJ);
const ThresholdState thresholdState = g_versionbitscache.State(active_chain_tip, consensusParams, id);
switch (thresholdState) {
case ThresholdState::DEFINED: bip9.pushKV("status", "defined"); break;
case ThresholdState::STARTED: bip9.pushKV("status", "started"); break;
case ThresholdState::LOCKED_IN: bip9.pushKV("status", "locked_in"); break;
case ThresholdState::ACTIVE: bip9.pushKV("status", "active"); break;
case ThresholdState::FAILED: bip9.pushKV("status", "failed"); break;
}
const bool has_signal = (ThresholdState::STARTED == thresholdState || ThresholdState::LOCKED_IN == thresholdState);
if (has_signal) {
bip9.pushKV("bit", consensusParams.vDeployments[id].bit);
}
bip9.pushKV("start_time", consensusParams.vDeployments[id].nStartTime);
bip9.pushKV("timeout", consensusParams.vDeployments[id].nTimeout);
int64_t since_height = g_versionbitscache.StateSinceHeight(active_chain_tip, consensusParams, id);
bip9.pushKV("since", since_height);
if (has_signal) {
UniValue statsUV(UniValue::VOBJ);
BIP9Stats statsStruct = g_versionbitscache.Statistics(active_chain_tip, consensusParams, id);
statsUV.pushKV("period", statsStruct.period);
statsUV.pushKV("elapsed", statsStruct.elapsed);
statsUV.pushKV("count", statsStruct.count);
if (ThresholdState::LOCKED_IN != thresholdState) {
statsUV.pushKV("threshold", statsStruct.threshold);
statsUV.pushKV("possible", statsStruct.possible);
}
bip9.pushKV("statistics", statsUV);
}
bip9.pushKV("min_activation_height", consensusParams.vDeployments[id].min_activation_height);
UniValue rv(UniValue::VOBJ);
rv.pushKV("type", "bip9");
rv.pushKV("bip9", bip9);
if (ThresholdState::ACTIVE == thresholdState) {
rv.pushKV("height", since_height);
}
rv.pushKV("active", ThresholdState::ACTIVE == thresholdState);
softforks.pushKV(DeploymentName(id), rv);
*/
}
pub fn getblockchaininfo() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockchaininfo",
"Returns an object containing various state info regarding blockchain processing.\n",
{},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR, "chain", "current network name (main, test, signet, regtest)"},
{RPCResult::Type::NUM, "blocks", "the height of the most-work fully-validated chain. The genesis block has height 0"},
{RPCResult::Type::NUM, "headers", "the current number of headers we have validated"},
{RPCResult::Type::STR, "bestblockhash", "the hash of the currently best block"},
{RPCResult::Type::NUM, "difficulty", "the current difficulty"},
{RPCResult::Type::NUM_TIME, "time", "The block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM_TIME, "mediantime", "The median block time expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM, "verificationprogress", "estimate of verification progress [0..1]"},
{RPCResult::Type::BOOL, "initialblockdownload", "(debug information) estimate of whether this node is in Initial Block Download mode"},
{RPCResult::Type::STR_HEX, "chainwork", "total amount of work in active chain, in hexadecimal"},
{RPCResult::Type::NUM, "size_on_disk", "the estimated size of the block and undo files on disk"},
{RPCResult::Type::BOOL, "pruned", "if the blocks are subject to pruning"},
{RPCResult::Type::NUM, "pruneheight", /* optional */ true, "lowest-height complete block stored (only present if pruning is enabled)"},
{RPCResult::Type::BOOL, "automatic_pruning", /* optional */ true, "whether automatic pruning is enabled (only present if pruning is enabled)"},
{RPCResult::Type::NUM, "prune_target_size", /* optional */ true, "the target size used by pruning (only present if automatic pruning is enabled)"},
{RPCResult::Type::OBJ_DYN, "softforks", "status of softforks",
{
{RPCResult::Type::OBJ, "xxxx", "name of the softfork",
{
{RPCResult::Type::STR, "type", "one of \"buried\", \"bip9\""},
{RPCResult::Type::OBJ, "bip9", /* optional */ true, "status of bip9 softforks (only for \"bip9\" type)",
{
{RPCResult::Type::STR, "status", "one of \"defined\", \"started\", \"locked_in\", \"active\", \"failed\""},
{RPCResult::Type::NUM, "bit", /* optional */ true, "the bit (0-28) in the block version field used to signal this softfork (only for \"started\" and \"locked_in\" status)"},
{RPCResult::Type::NUM_TIME, "start_time", "the minimum median time past of a block at which the bit gains its meaning"},
{RPCResult::Type::NUM_TIME, "timeout", "the median time past of a block at which the deployment is considered failed if not yet locked in"},
{RPCResult::Type::NUM, "since", "height of the first block to which the status applies"},
{RPCResult::Type::NUM, "min_activation_height", "minimum height of blocks for which the rules may be enforced"},
{RPCResult::Type::OBJ, "statistics", /* optional */ true, "numeric statistics about signalling for a softfork (only for \"started\" and \"locked_in\" status)",
{
{RPCResult::Type::NUM, "period", "the length in blocks of the signalling period"},
{RPCResult::Type::NUM, "threshold", /* optional */ true, "the number of blocks with the version bit set required to activate the feature (only for \"started\" status)"},
{RPCResult::Type::NUM, "elapsed", "the number of blocks elapsed since the beginning of the current period"},
{RPCResult::Type::NUM, "count", "the number of blocks with the version bit set in the current period"},
{RPCResult::Type::BOOL, "possible", /* optional */ true, "returns false if there are not enough blocks left in this period to pass activation threshold (only for \"started\" status)"},
}},
}},
{RPCResult::Type::NUM, "height", /* optional */ true, "height of the first block which the rules are or will be enforced (only for \"buried\" type, or \"bip9\" type with \"active\" status)"},
{RPCResult::Type::BOOL, "active", "true if the rules are enforced for the mempool and the next block"},
}},
}},
{RPCResult::Type::STR, "warnings", "any network and blockchain warnings"},
}},
RPCExamples{
HelpExampleCli("getblockchaininfo", "")
+ HelpExampleRpc("getblockchaininfo", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
CChainState& active_chainstate = chainman.ActiveChainstate();
const CBlockIndex* tip = active_chainstate.m_chain.Tip();
CHECK_NONFATAL(tip);
const int height = tip->nHeight;
UniValue obj(UniValue::VOBJ);
obj.pushKV("chain", Params().NetworkIDString());
obj.pushKV("blocks", height);
obj.pushKV("headers", pindexBestHeader ? pindexBestHeader->nHeight : -1);
obj.pushKV("bestblockhash", tip->GetBlockHash().GetHex());
obj.pushKV("difficulty", (double)GetDifficulty(tip));
obj.pushKV("time", (int64_t)tip->nTime);
obj.pushKV("mediantime", (int64_t)tip->GetMedianTimePast());
obj.pushKV("verificationprogress", GuessVerificationProgress(Params().TxData(), tip));
obj.pushKV("initialblockdownload", active_chainstate.IsInitialBlockDownload());
obj.pushKV("chainwork", tip->nChainWork.GetHex());
obj.pushKV("size_on_disk", CalculateCurrentUsage());
obj.pushKV("pruned", fPruneMode);
if (fPruneMode) {
const CBlockIndex* block = tip;
CHECK_NONFATAL(block);
while (block->pprev && (block->pprev->nStatus & BLOCK_HAVE_DATA)) {
block = block->pprev;
}
obj.pushKV("pruneheight", block->nHeight);
// if 0, execution bypasses the whole if block.
bool automatic_pruning = (gArgs.GetIntArg("-prune", 0) != 1);
obj.pushKV("automatic_pruning", automatic_pruning);
if (automatic_pruning) {
obj.pushKV("prune_target_size", nPruneTarget);
}
}
const ChainConsensusParams& consensusParams = Params().GetConsensus();
UniValue softforks(UniValue::VOBJ);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_HEIGHTINCB);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_DERSIG);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_CLTV);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_CSV);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_SEGWIT);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_TESTDUMMY);
SoftForkDescPushBack(tip, softforks, consensusParams, consensus::DEPLOYMENT_TAPROOT);
obj.pushKV("softforks", softforks);
obj.pushKV("warnings", GetWarnings(false).original);
return obj;
},
};
*/
}
/**
| Comparison function for sorting the
| getchaintips heads.
|
*/
pub struct CompareBlocksByHeight {
}
impl CompareBlocksByHeight {
pub fn invoke(&self,
a: *const BlockIndex,
b: *const BlockIndex) -> bool {
todo!();
/*
/* Make sure that unequal blocks with the same height do not compare
equal. Use the pointers themselves to make a distinction. */
if (a->nHeight != b->nHeight)
return (a->nHeight > b->nHeight);
return a < b;
*/
}
}
pub fn getchaintips() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getchaintips",
"Return information about all known tips in the block tree,"
" including the main chain as well as orphaned branches.\n",
{},
RPCResult{
RPCResult::Type::ARR, "", "",
{{RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM, "height", "height of the chain tip"},
{RPCResult::Type::STR_HEX, "hash", "block hash of the tip"},
{RPCResult::Type::NUM, "branchlen", "zero for main chain, otherwise length of branch connecting the tip to the main chain"},
{RPCResult::Type::STR, "status", "status of the chain, \"active\" for the main chain\n"
"Possible values for status:\n"
"1. \"invalid\" This branch contains at least one invalid block\n"
"2. \"headers-only\" Not all blocks for this branch are available, but the headers are valid\n"
"3. \"valid-headers\" All blocks are available for this branch, but they were never fully validated\n"
"4. \"valid-fork\" This branch is not part of the active chain, but is fully validated\n"
"5. \"active\" This is the tip of the active main chain, which is certainly valid"},
}}}},
RPCExamples{
HelpExampleCli("getchaintips", "")
+ HelpExampleRpc("getchaintips", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
CChain& active_chain = chainman.ActiveChain();
/*
* Idea: The set of chain tips is the active chain tip, plus orphan blocks which do not have another orphan building off of them.
* Algorithm:
* - Make one pass through BlockIndex(), picking out the orphan blocks, and also storing a set of the orphan block's pprev pointers.
* - Iterate through the orphan blocks. If the block isn't pointed to by another orphan, it is a chain tip.
* - Add the active chain tip
*/
std::set<const CBlockIndex*, CompareBlocksByHeight> setTips;
std::set<const CBlockIndex*> setOrphans;
std::set<const CBlockIndex*> setPrevs;
for (const std::pair<const uint256, CBlockIndex*>& item : chainman.BlockIndex()) {
if (!active_chain.Contains(item.second)) {
setOrphans.insert(item.second);
setPrevs.insert(item.second->pprev);
}
}
for (std::set<const CBlockIndex*>::iterator it = setOrphans.begin(); it != setOrphans.end(); ++it) {
if (setPrevs.erase(*it) == 0) {
setTips.insert(*it);
}
}
// Always report the currently active tip.
setTips.insert(active_chain.Tip());
/* Construct the output array. */
UniValue res(UniValue::VARR);
for (const CBlockIndex* block : setTips) {
UniValue obj(UniValue::VOBJ);
obj.pushKV("height", block->nHeight);
obj.pushKV("hash", block->phashBlock->GetHex());
const int branchLen = block->nHeight - active_chain.FindFork(block)->nHeight;
obj.pushKV("branchlen", branchLen);
std::string status;
if (active_chain.Contains(block)) {
// This block is part of the currently active chain.
status = "active";
} else if (block->nStatus & BLOCK_FAILED_MASK) {
// This block or one of its ancestors is invalid.
status = "invalid";
} else if (!block->HaveTxsDownloaded()) {
// This block cannot be connected because full block data for it or one of its parents is missing.
status = "headers-only";
} else if (block->IsValid(BLOCK_VALID_SCRIPTS)) {
// This block is fully validated, but no longer part of the active chain. It was probably the active block once, but was reorganized.
status = "valid-fork";
} else if (block->IsValid(BLOCK_VALID_TREE)) {
// The headers for this block are valid, but it has not been validated. It was probably never part of the most-work chain.
status = "valid-headers";
} else {
// No clue.
status = "unknown";
}
obj.pushKV("status", status);
res.push_back(obj);
}
return res;
},
};
*/
}
/**
| Mempool information to JSON
|
*/
pub fn mempool_info_tojson(pool: &TxMemPool) -> UniValue {
todo!();
/*
// Make sure this call is atomic in the pool.
LOCK(pool.cs);
UniValue ret(UniValue::VOBJ);
ret.pushKV("loaded", pool.IsLoaded());
ret.pushKV("size", (int64_t)pool.size());
ret.pushKV("bytes", (int64_t)pool.GetTotalTxSize());
ret.pushKV("usage", (int64_t)pool.DynamicMemoryUsage());
ret.pushKV("total_fee", ValueFromAmount(pool.GetTotalFee()));
size_t maxmempool = gArgs.GetIntArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
ret.pushKV("maxmempool", (int64_t) maxmempool);
ret.pushKV("mempoolminfee", ValueFromAmount(std::max(pool.GetMinFee(maxmempool), ::minRelayTxFee).GetFeePerK()));
ret.pushKV("minrelaytxfee", ValueFromAmount(::minRelayTxFee.GetFeePerK()));
ret.pushKV("unbroadcastcount", uint64_t{pool.GetUnbroadcastTxs().size()});
return ret;
*/
}
pub fn getmempoolinfo() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getmempoolinfo",
"\nReturns details on the active state of the TX memory pool.\n",
{},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::BOOL, "loaded", "True if the mempool is fully loaded"},
{RPCResult::Type::NUM, "size", "Current tx count"},
{RPCResult::Type::NUM, "bytes", "Sum of all virtual transaction sizes as defined in BIP 141. Differs from actual serialized size because witness data is discounted"},
{RPCResult::Type::NUM, "usage", "Total memory usage for the mempool"},
{RPCResult::Type::STR_AMOUNT, "total_fee", "Total fees for the mempool in " + CURRENCY_UNIT + ", ignoring modified fees through prioritizetransaction"},
{RPCResult::Type::NUM, "maxmempool", "Maximum memory usage for the mempool"},
{RPCResult::Type::STR_AMOUNT, "mempoolminfee", "Minimum fee rate in " + CURRENCY_UNIT + "/kvB for tx to be accepted. Is the maximum of minrelaytxfee and minimum mempool fee"},
{RPCResult::Type::STR_AMOUNT, "minrelaytxfee", "Current minimum relay fee for transactions"},
{RPCResult::Type::NUM, "unbroadcastcount", "Current number of transactions that haven't passed initial broadcast yet"}
}},
RPCExamples{
HelpExampleCli("getmempoolinfo", "")
+ HelpExampleRpc("getmempoolinfo", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
return MempoolInfoToJSON(EnsureAnyMemPool(request.context));
},
};
*/
}
pub fn preciousblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"preciousblock",
"\nTreats a block as if it were received before others with the same work.\n"
"\nA later preciousblock call can override the effect of an earlier one.\n"
"\nThe effects of preciousblock are not retained across restarts.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hash of the block to mark as precious"},
},
RPCResult{RPCResult::Type::NONE, "", ""},
RPCExamples{
HelpExampleCli("preciousblock", "\"blockhash\"")
+ HelpExampleRpc("preciousblock", "\"blockhash\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 hash(ParseHashV(request.params[0], "blockhash"));
CBlockIndex* pblockindex;
ChainstateManager& chainman = EnsureAnyChainman(request.context);
{
LOCK(cs_main);
pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
if (!pblockindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
}
BlockValidationState state;
chainman.ActiveChainstate().PreciousBlock(state, pblockindex);
if (!state.IsValid()) {
throw JSONRPCError(RPC_DATABASE_ERROR, state.ToString());
}
return NullUniValue;
},
};
*/
}
pub fn invalidateblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"invalidateblock",
"\nPermanently marks a block as invalid, as if it violated a consensus rule.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hash of the block to mark as invalid"},
},
RPCResult{RPCResult::Type::NONE, "", ""},
RPCExamples{
HelpExampleCli("invalidateblock", "\"blockhash\"")
+ HelpExampleRpc("invalidateblock", "\"blockhash\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 hash(ParseHashV(request.params[0], "blockhash"));
BlockValidationState state;
ChainstateManager& chainman = EnsureAnyChainman(request.context);
CBlockIndex* pblockindex;
{
LOCK(cs_main);
pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
if (!pblockindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
}
chainman.ActiveChainstate().InvalidateBlock(state, pblockindex);
if (state.IsValid()) {
chainman.ActiveChainstate().ActivateBestChain(state);
}
if (!state.IsValid()) {
throw JSONRPCError(RPC_DATABASE_ERROR, state.ToString());
}
return NullUniValue;
},
};
*/
}
pub fn reconsiderblock() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"reconsiderblock",
"\nRemoves invalidity status of a block, its ancestors and its descendants, reconsider them for activation.\n"
"This can be used to undo the effects of invalidateblock.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hash of the block to reconsider"},
},
RPCResult{RPCResult::Type::NONE, "", ""},
RPCExamples{
HelpExampleCli("reconsiderblock", "\"blockhash\"")
+ HelpExampleRpc("reconsiderblock", "\"blockhash\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
uint256 hash(ParseHashV(request.params[0], "blockhash"));
{
LOCK(cs_main);
CBlockIndex* pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
if (!pblockindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
chainman.ActiveChainstate().ResetBlockFailureFlags(pblockindex);
}
BlockValidationState state;
chainman.ActiveChainstate().ActivateBestChain(state);
if (!state.IsValid()) {
throw JSONRPCError(RPC_DATABASE_ERROR, state.ToString());
}
return NullUniValue;
},
};
*/
}
pub fn getchaintxstats() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getchaintxstats",
"\nCompute statistics about the total number and rate of transactions in the chain.\n",
{
{"nblocks", RPCArg::Type::NUM, RPCArg::DefaultHint{"one month"}, "Size of the window in number of blocks"},
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::DefaultHint{"chain tip"}, "The hash of the block that ends the window."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM_TIME, "time", "The timestamp for the final block in the window, expressed in " + UNIX_EPOCH_TIME},
{RPCResult::Type::NUM, "txcount", "The total number of transactions in the chain up to that point"},
{RPCResult::Type::STR_HEX, "window_final_block_hash", "The hash of the final block in the window"},
{RPCResult::Type::NUM, "window_final_block_height", "The height of the final block in the window."},
{RPCResult::Type::NUM, "window_block_count", "Size of the window in number of blocks"},
{RPCResult::Type::NUM, "window_tx_count", /* optional */ true, "The number of transactions in the window. Only returned if \"window_block_count\" is > 0"},
{RPCResult::Type::NUM, "window_interval", /* optional */ true, "The elapsed time in the window in seconds. Only returned if \"window_block_count\" is > 0"},
{RPCResult::Type::NUM, "txrate", /* optional */ true, "The average rate of transactions per second in the window. Only returned if \"window_interval\" is > 0"},
}},
RPCExamples{
HelpExampleCli("getchaintxstats", "")
+ HelpExampleRpc("getchaintxstats", "2016")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
const CBlockIndex* pindex;
int blockcount = 30 * 24 * 60 * 60 / Params().GetConsensus().nPowTargetSpacing; // By default: 1 month
if (request.params[1].isNull()) {
LOCK(cs_main);
pindex = chainman.ActiveChain().Tip();
} else {
uint256 hash(ParseHashV(request.params[1], "blockhash"));
LOCK(cs_main);
pindex = chainman.m_blockman.LookupBlockIndex(hash);
if (!pindex) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
if (!chainman.ActiveChain().Contains(pindex)) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Block is not in main chain");
}
}
CHECK_NONFATAL(pindex != nullptr);
if (request.params[0].isNull()) {
blockcount = std::max(0, std::min(blockcount, pindex->nHeight - 1));
} else {
blockcount = request.params[0].get_int();
if (blockcount < 0 || (blockcount > 0 && blockcount >= pindex->nHeight)) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid block count: should be between 0 and the block's height - 1");
}
}
const CBlockIndex* pindexPast = pindex->GetAncestor(pindex->nHeight - blockcount);
int nTimeDiff = pindex->GetMedianTimePast() - pindexPast->GetMedianTimePast();
int nTxDiff = pindex->nChainTx - pindexPast->nChainTx;
UniValue ret(UniValue::VOBJ);
ret.pushKV("time", (int64_t)pindex->nTime);
ret.pushKV("txcount", (int64_t)pindex->nChainTx);
ret.pushKV("window_final_block_hash", pindex->GetBlockHash().GetHex());
ret.pushKV("window_final_block_height", pindex->nHeight);
ret.pushKV("window_block_count", blockcount);
if (blockcount > 0) {
ret.pushKV("window_tx_count", nTxDiff);
ret.pushKV("window_interval", nTimeDiff);
if (nTimeDiff > 0) {
ret.pushKV("txrate", ((double)nTxDiff) / nTimeDiff);
}
}
return ret;
},
};
*/
}
pub fn calculate_truncated_median<T>(scores: &mut Vec<T>) -> T {
todo!();
/*
size_t size = scores.size();
if (size == 0) {
return 0;
}
std::sort(scores.begin(), scores.end());
if (size % 2 == 0) {
return (scores[size / 2 - 1] + scores[size / 2]) / 2;
} else {
return scores[size / 2];
}
*/
}
/**
| Used by getblockstats to get feerates
| at different percentiles by weight
|
*/
pub fn calculate_percentiles_by_weight(
result: [Amount; NUM_GETBLOCKSTATS_PERCENTILES as usize],
scores: &mut Vec<(Amount,i64)>,
total_weight: i64) {
todo!();
/*
if (scores.empty()) {
return;
}
std::sort(scores.begin(), scores.end());
// 10th, 25th, 50th, 75th, and 90th percentile weight units.
const double weights[NUM_GETBLOCKSTATS_PERCENTILES] = {
total_weight / 10.0, total_weight / 4.0, total_weight / 2.0, (total_weight * 3.0) / 4.0, (total_weight * 9.0) / 10.0
};
int64_t next_percentile_index = 0;
int64_t cumulative_weight = 0;
for (const auto& element : scores) {
cumulative_weight += element.second;
while (next_percentile_index < NUM_GETBLOCKSTATS_PERCENTILES && cumulative_weight >= weights[next_percentile_index]) {
result[next_percentile_index] = element.first;
++next_percentile_index;
}
}
// Fill any remaining percentiles with the last value.
for (int64_t i = next_percentile_index; i < NUM_GETBLOCKSTATS_PERCENTILES; i++) {
result[i] = scores.back().first;
}
*/
}
#[inline] pub fn set_has_keys_base_case<T>(set: &HashSet<T>) -> bool {
todo!();
/*
return false;
*/
}
#[inline] pub fn set_has_keys<T, Tk, Args>(
set: &HashSet<T>,
key: &Tk,
args: &Args) -> bool {
todo!();
/*
return (set.count(key) != 0) || SetHasKeys(set, args...);
*/
}
/**
| outpoint (needed for the utxo index)
| + nHeight + fCoinBase
|
*/
pub const PER_UTXO_OVERHEAD: usize = size_of::<OutPoint>() + size_of::<u32>() + size_of::<bool>();
pub fn getblockstats() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockstats",
"\nCompute per block statistics for a given window. All amounts are in satoshis.\n"
"It won't work for some heights with pruning.\n",
{
{"hash_or_height", RPCArg::Type::NUM, RPCArg::Optional::NO, "The block hash or height of the target block", "", {"", "string or numeric"}},
{"stats", RPCArg::Type::ARR, RPCArg::DefaultHint{"all values"}, "Values to plot (see result below)",
{
{"height", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "Selected statistic"},
{"time", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "Selected statistic"},
},
"stats"},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM, "avgfee", /* optional */ true, "Average fee in the block"},
{RPCResult::Type::NUM, "avgfeerate", /* optional */ true, "Average feerate (in satoshis per virtual byte)"},
{RPCResult::Type::NUM, "avgtxsize", /* optional */ true, "Average transaction size"},
{RPCResult::Type::STR_HEX, "blockhash", /* optional */ true, "The block hash (to check for potential reorgs)"},
{RPCResult::Type::ARR_FIXED, "feerate_percentiles", /* optional */ true, "Feerates at the 10th, 25th, 50th, 75th, and 90th percentile weight unit (in satoshis per virtual byte)",
{
{RPCResult::Type::NUM, "10th_percentile_feerate", "The 10th percentile feerate"},
{RPCResult::Type::NUM, "25th_percentile_feerate", "The 25th percentile feerate"},
{RPCResult::Type::NUM, "50th_percentile_feerate", "The 50th percentile feerate"},
{RPCResult::Type::NUM, "75th_percentile_feerate", "The 75th percentile feerate"},
{RPCResult::Type::NUM, "90th_percentile_feerate", "The 90th percentile feerate"},
}},
{RPCResult::Type::NUM, "height", /* optional */ true, "The height of the block"},
{RPCResult::Type::NUM, "ins", /* optional */ true, "The number of inputs (excluding coinbase)"},
{RPCResult::Type::NUM, "maxfee", /* optional */ true, "Maximum fee in the block"},
{RPCResult::Type::NUM, "maxfeerate", /* optional */ true, "Maximum feerate (in satoshis per virtual byte)"},
{RPCResult::Type::NUM, "maxtxsize", /* optional */ true, "Maximum transaction size"},
{RPCResult::Type::NUM, "medianfee", /* optional */ true, "Truncated median fee in the block"},
{RPCResult::Type::NUM, "mediantime", /* optional */ true, "The block median time past"},
{RPCResult::Type::NUM, "mediantxsize", /* optional */ true, "Truncated median transaction size"},
{RPCResult::Type::NUM, "minfee", /* optional */ true, "Minimum fee in the block"},
{RPCResult::Type::NUM, "minfeerate", /* optional */ true, "Minimum feerate (in satoshis per virtual byte)"},
{RPCResult::Type::NUM, "mintxsize", /* optional */ true, "Minimum transaction size"},
{RPCResult::Type::NUM, "outs", /* optional */ true, "The number of outputs"},
{RPCResult::Type::NUM, "subsidy", /* optional */ true, "The block subsidy"},
{RPCResult::Type::NUM, "swtotal_size", /* optional */ true, "Total size of all segwit transactions"},
{RPCResult::Type::NUM, "swtotal_weight", /* optional */ true, "Total weight of all segwit transactions"},
{RPCResult::Type::NUM, "swtxs", /* optional */ true, "The number of segwit transactions"},
{RPCResult::Type::NUM, "time", /* optional */ true, "The block time"},
{RPCResult::Type::NUM, "total_out", /* optional */ true, "Total amount in all outputs (excluding coinbase and thus reward [ie subsidy + totalfee])"},
{RPCResult::Type::NUM, "total_size", /* optional */ true, "Total size of all non-coinbase transactions"},
{RPCResult::Type::NUM, "total_weight", /* optional */ true, "Total weight of all non-coinbase transactions"},
{RPCResult::Type::NUM, "totalfee", /* optional */ true, "The fee total"},
{RPCResult::Type::NUM, "txs", /* optional */ true, "The number of transactions (including coinbase)"},
{RPCResult::Type::NUM, "utxo_increase", /* optional */ true, "The increase/decrease in the number of unspent outputs"},
{RPCResult::Type::NUM, "utxo_size_inc", /* optional */ true, "The increase/decrease in size for the utxo index (not discounting op_return and similar)"},
}},
RPCExamples{
HelpExampleCli("getblockstats", R"('"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09"' '["minfeerate","avgfeerate"]')") +
HelpExampleCli("getblockstats", R"(1000 '["minfeerate","avgfeerate"]')") +
HelpExampleRpc("getblockstats", R"("00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09", ["minfeerate","avgfeerate"])") +
HelpExampleRpc("getblockstats", R"(1000, ["minfeerate","avgfeerate"])")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
CBlockIndex* pindex{ParseHashOrHeight(request.params[0], chainman)};
CHECK_NONFATAL(pindex != nullptr);
std::set<std::string> stats;
if (!request.params[1].isNull()) {
const UniValue stats_univalue = request.params[1].get_array();
for (unsigned int i = 0; i < stats_univalue.size(); i++) {
const std::string stat = stats_univalue[i].get_str();
stats.insert(stat);
}
}
const CBlock block = GetBlockChecked(pindex);
const CBlockUndo blockUndo = GetUndoChecked(pindex);
const bool do_all = stats.size() == 0; // Calculate everything if nothing selected (default)
const bool do_mediantxsize = do_all || stats.count("mediantxsize") != 0;
const bool do_medianfee = do_all || stats.count("medianfee") != 0;
const bool do_feerate_percentiles = do_all || stats.count("feerate_percentiles") != 0;
const bool loop_inputs = do_all || do_medianfee || do_feerate_percentiles ||
SetHasKeys(stats, "utxo_size_inc", "totalfee", "avgfee", "avgfeerate", "minfee", "maxfee", "minfeerate", "maxfeerate");
const bool loop_outputs = do_all || loop_inputs || stats.count("total_out");
const bool do_calculate_size = do_mediantxsize ||
SetHasKeys(stats, "total_size", "avgtxsize", "mintxsize", "maxtxsize", "swtotal_size");
const bool do_calculate_weight = do_all || SetHasKeys(stats, "total_weight", "avgfeerate", "swtotal_weight", "avgfeerate", "feerate_percentiles", "minfeerate", "maxfeerate");
const bool do_calculate_sw = do_all || SetHasKeys(stats, "swtxs", "swtotal_size", "swtotal_weight");
CAmount maxfee = 0;
CAmount maxfeerate = 0;
CAmount minfee = MAX_MONEY;
CAmount minfeerate = MAX_MONEY;
CAmount total_out = 0;
CAmount totalfee = 0;
int64_t inputs = 0;
int64_t maxtxsize = 0;
int64_t mintxsize = MAX_BLOCK_SERIALIZED_SIZE;
int64_t outputs = 0;
int64_t swtotal_size = 0;
int64_t swtotal_weight = 0;
int64_t swtxs = 0;
int64_t total_size = 0;
int64_t total_weight = 0;
int64_t utxo_size_inc = 0;
std::vector<CAmount> fee_array;
std::vector<std::pair<CAmount, int64_t>> feerate_array;
std::vector<int64_t> txsize_array;
for (size_t i = 0; i < block.vtx.size(); ++i) {
const auto& tx = block.vtx.at(i);
outputs += tx->vout.size();
CAmount tx_total_out = 0;
if (loop_outputs) {
for (const CTxOut& out : tx->vout) {
tx_total_out += out.nValue;
utxo_size_inc += GetSerializeSize(out, PROTOCOL_VERSION) + PER_UTXO_OVERHEAD;
}
}
if (tx->IsCoinBase()) {
continue;
}
inputs += tx->vin.size(); // Don't count coinbase's fake input
total_out += tx_total_out; // Don't count coinbase reward
int64_t tx_size = 0;
if (do_calculate_size) {
tx_size = tx->GetTotalSize();
if (do_mediantxsize) {
txsize_array.push_back(tx_size);
}
maxtxsize = std::max(maxtxsize, tx_size);
mintxsize = std::min(mintxsize, tx_size);
total_size += tx_size;
}
int64_t weight = 0;
if (do_calculate_weight) {
weight = GetTransactionWeight(*tx);
total_weight += weight;
}
if (do_calculate_sw && tx->HasWitness()) {
++swtxs;
swtotal_size += tx_size;
swtotal_weight += weight;
}
if (loop_inputs) {
CAmount tx_total_in = 0;
const auto& txundo = blockUndo.vtxundo.at(i - 1);
for (const Coin& coin: txundo.vprevout) {
const CTxOut& prevoutput = coin.out;
tx_total_in += prevoutput.nValue;
utxo_size_inc -= GetSerializeSize(prevoutput, PROTOCOL_VERSION) + PER_UTXO_OVERHEAD;
}
CAmount txfee = tx_total_in - tx_total_out;
CHECK_NONFATAL(MoneyRange(txfee));
if (do_medianfee) {
fee_array.push_back(txfee);
}
maxfee = std::max(maxfee, txfee);
minfee = std::min(minfee, txfee);
totalfee += txfee;
// New feerate uses satoshis per virtual byte instead of per serialized byte
CAmount feerate = weight ? (txfee * WITNESS_SCALE_FACTOR) / weight : 0;
if (do_feerate_percentiles) {
feerate_array.emplace_back(std::make_pair(feerate, weight));
}
maxfeerate = std::max(maxfeerate, feerate);
minfeerate = std::min(minfeerate, feerate);
}
}
CAmount feerate_percentiles[NUM_GETBLOCKSTATS_PERCENTILES] = { 0 };
CalculatePercentilesByWeight(feerate_percentiles, feerate_array, total_weight);
UniValue feerates_res(UniValue::VARR);
for (int64_t i = 0; i < NUM_GETBLOCKSTATS_PERCENTILES; i++) {
feerates_res.push_back(feerate_percentiles[i]);
}
UniValue ret_all(UniValue::VOBJ);
ret_all.pushKV("avgfee", (block.vtx.size() > 1) ? totalfee / (block.vtx.size() - 1) : 0);
ret_all.pushKV("avgfeerate", total_weight ? (totalfee * WITNESS_SCALE_FACTOR) / total_weight : 0); // Unit: sat/vbyte
ret_all.pushKV("avgtxsize", (block.vtx.size() > 1) ? total_size / (block.vtx.size() - 1) : 0);
ret_all.pushKV("blockhash", pindex->GetBlockHash().GetHex());
ret_all.pushKV("feerate_percentiles", feerates_res);
ret_all.pushKV("height", (int64_t)pindex->nHeight);
ret_all.pushKV("ins", inputs);
ret_all.pushKV("maxfee", maxfee);
ret_all.pushKV("maxfeerate", maxfeerate);
ret_all.pushKV("maxtxsize", maxtxsize);
ret_all.pushKV("medianfee", CalculateTruncatedMedian(fee_array));
ret_all.pushKV("mediantime", pindex->GetMedianTimePast());
ret_all.pushKV("mediantxsize", CalculateTruncatedMedian(txsize_array));
ret_all.pushKV("minfee", (minfee == MAX_MONEY) ? 0 : minfee);
ret_all.pushKV("minfeerate", (minfeerate == MAX_MONEY) ? 0 : minfeerate);
ret_all.pushKV("mintxsize", mintxsize == MAX_BLOCK_SERIALIZED_SIZE ? 0 : mintxsize);
ret_all.pushKV("outs", outputs);
ret_all.pushKV("subsidy", GetBlockSubsidy(pindex->nHeight, Params().GetConsensus()));
ret_all.pushKV("swtotal_size", swtotal_size);
ret_all.pushKV("swtotal_weight", swtotal_weight);
ret_all.pushKV("swtxs", swtxs);
ret_all.pushKV("time", pindex->GetBlockTime());
ret_all.pushKV("total_out", total_out);
ret_all.pushKV("total_size", total_size);
ret_all.pushKV("total_weight", total_weight);
ret_all.pushKV("totalfee", totalfee);
ret_all.pushKV("txs", (int64_t)block.vtx.size());
ret_all.pushKV("utxo_increase", outputs - inputs);
ret_all.pushKV("utxo_size_inc", utxo_size_inc);
if (do_all) {
return ret_all;
}
UniValue ret(UniValue::VOBJ);
for (const std::string& stat : stats) {
const UniValue& value = ret_all[stat];
if (value.isNull()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Invalid selected statistic %s", stat));
}
ret.pushKV(stat, value);
}
return ret;
},
};
*/
}
pub fn savemempool() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"savemempool",
"\nDumps the mempool to disk. It will fail until the previous dump is fully loaded.\n",
{},
RPCResult{RPCResult::Type::NONE, "", ""},
RPCExamples{
HelpExampleCli("savemempool", "")
+ HelpExampleRpc("savemempool", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
const CTxMemPool& mempool = EnsureAnyMemPool(request.context);
if (!mempool.IsLoaded()) {
throw JSONRPCError(RPC_MISC_ERROR, "The mempool was not loaded yet");
}
if (!DumpMempool(mempool)) {
throw JSONRPCError(RPC_MISC_ERROR, "Unable to dump mempool to disk");
}
return NullUniValue;
},
};
*/
}
/**
| Search for a given set of pubkey scripts
|
*/
pub fn find_script_pub_key(
scan_progress: &mut Atomic<i32>,
should_abort: &AtomicBool,
count: &mut i64,
cursor: *mut CoinsViewCursor,
needles: &HashSet<Script>,
out_results: &mut HashMap<OutPoint,Coin>,
interruption_point: &mut fn() -> ()) -> bool {
todo!();
/*
scan_progress = 0;
count = 0;
while (cursor->Valid()) {
OutPoint key;
Coin coin;
if (!cursor->GetKey(key) || !cursor->GetValue(coin)) return false;
if (++count % 8192 == 0) {
interruption_point();
if (should_abort) {
// allow to abort the scan via the abort reference
return false;
}
}
if (count % 256 == 0) {
// update progress reference every 256 item
uint32_t high = 0x100 * *key.hash.begin() + *(key.hash.begin() + 1);
scan_progress = (int)(high * 100.0 / 65536.0 + 0.5);
}
if (needles.count(coin.out.scriptPubKey)) {
out_results.emplace(key, coin);
}
cursor->Next();
}
scan_progress = 100;
return true;
*/
}
/**
| RAII object to prevent concurrency
| issue when scanning the txout set
|
*/
lazy_static!{
/*
static std::atomic<int> g_scan_progress;
static std::atomic<bool> g_scan_in_progress;
static std::atomic<bool> g_should_abort_scan;
*/
}
///--------------------------
pub struct CoinsViewScanReserver {
could_reserve: bool,
}
impl Drop for CoinsViewScanReserver {
fn drop(&mut self) {
todo!();
/*
if (m_could_reserve) {
g_scan_in_progress = false;
g_scan_progress = 0;
}
*/
}
}
impl CoinsViewScanReserver {
pub fn new() -> Self {
todo!();
/*
: could_reserve(false),
*/
}
pub fn reserve(&mut self) -> bool {
todo!();
/*
CHECK_NONFATAL(!m_could_reserve);
if (g_scan_in_progress.exchange(true)) {
return false;
}
CHECK_NONFATAL(g_scan_progress == 0);
m_could_reserve = true;
return true;
*/
}
}
pub fn scantxoutset() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"scantxoutset",
"\nScans the unspent transaction output set for entries that match certain output descriptors.\n"
"Examples of output descriptors are:\n"
" addr(<address>) Outputs whose scriptPubKey corresponds to the specified address (does not include P2PK)\n"
" raw(<hex script>) Outputs whose scriptPubKey equals the specified hex scripts\n"
" combo(<pubkey>) P2PK, P2PKH, P2WPKH, and P2SH-P2WPKH outputs for the given pubkey\n"
" pkh(<pubkey>) P2PKH outputs for the given pubkey\n"
" sh(multi(<n>,<pubkey>,<pubkey>,...)) P2SH-multisig outputs for the given threshold and pubkeys\n"
"\nIn the above, <pubkey> either refers to a fixed public key in hexadecimal notation, or to an xpub/xprv optionally followed by one\n"
"or more path elements separated by \"/\", and optionally ending in \"/\*\" (unhardened), or \"/\*'\" or \"/\*h\" (hardened) to specify all\n"
"unhardened or hardened child keys.\n"
"In the latter case, a range needs to be specified by below if different from 1000.\n"
"For more information on output descriptors, see the documentation in the doc/descriptors.md file.\n",
{
{"action", RPCArg::Type::STR, RPCArg::Optional::NO, "The action to execute\n"
"\"start\" for starting a scan\n"
"\"abort\" for aborting the current scan (returns true when abort was successful)\n"
"\"status\" for progress report (in %) of the current scan"},
{"scanobjects", RPCArg::Type::ARR, RPCArg::Optional::OMITTED, "Array of scan objects. Required for \"start\" action\n"
"Every scan object is either a string descriptor or an object:",
{
{"descriptor", RPCArg::Type::STR, RPCArg::Optional::OMITTED, "An output descriptor"},
{"", RPCArg::Type::OBJ, RPCArg::Optional::OMITTED, "An object with output descriptor and metadata",
{
{"desc", RPCArg::Type::STR, RPCArg::Optional::NO, "An output descriptor"},
{"range", RPCArg::Type::RANGE, RPCArg::Default{1000}, "The range of HD chain indexes to explore (either end or [begin,end])"},
}},
},
"[scanobjects,...]"},
},
{
RPCResult{"When action=='abort'", RPCResult::Type::BOOL, "", ""},
RPCResult{"When action=='status' and no scan is in progress", RPCResult::Type::NONE, "", ""},
RPCResult{"When action=='status' and scan is in progress", RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM, "progress", "The scan progress"},
}},
RPCResult{"When action=='start'", RPCResult::Type::OBJ, "", "", {
{RPCResult::Type::BOOL, "success", "Whether the scan was completed"},
{RPCResult::Type::NUM, "txouts", "The number of unspent transaction outputs scanned"},
{RPCResult::Type::NUM, "height", "The current block height (index)"},
{RPCResult::Type::STR_HEX, "bestblock", "The hash of the block at the tip of the chain"},
{RPCResult::Type::ARR, "unspents", "",
{
{RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "txid", "The transaction id"},
{RPCResult::Type::NUM, "vout", "The vout value"},
{RPCResult::Type::STR_HEX, "scriptPubKey", "The script key"},
{RPCResult::Type::STR, "desc", "A specialized descriptor for the matched scriptPubKey"},
{RPCResult::Type::STR_AMOUNT, "amount", "The total amount in " + CURRENCY_UNIT + " of the unspent output"},
{RPCResult::Type::NUM, "height", "Height of the unspent transaction output"},
}},
}},
{RPCResult::Type::STR_AMOUNT, "total_amount", "The total amount of all found unspent outputs in " + CURRENCY_UNIT},
}},
},
RPCExamples{""},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
RPCTypeCheck(request.params, {UniValue::VSTR, UniValue::VARR});
UniValue result(UniValue::VOBJ);
if (request.params[0].get_str() == "status") {
CoinsViewScanReserver reserver;
if (reserver.reserve()) {
// no scan in progress
return NullUniValue;
}
result.pushKV("progress", g_scan_progress);
return result;
} else if (request.params[0].get_str() == "abort") {
CoinsViewScanReserver reserver;
if (reserver.reserve()) {
// reserve was possible which means no scan was running
return false;
}
// set the abort flag
g_should_abort_scan = true;
return true;
} else if (request.params[0].get_str() == "start") {
CoinsViewScanReserver reserver;
if (!reserver.reserve()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Scan already in progress, use action \"abort\" or \"status\"");
}
if (request.params.size() < 2) {
throw JSONRPCError(RPC_MISC_ERROR, "scanobjects argument is required for the start action");
}
std::set<CScript> needles;
std::map<CScript, std::string> descriptors;
CAmount total_in = 0;
// loop through the scan objects
for (const UniValue& scanobject : request.params[1].get_array().getValues()) {
FlatSigningProvider provider;
auto scripts = EvalDescriptorStringOrObject(scanobject, provider);
for (const auto& script : scripts) {
std::string inferred = InferDescriptor(script, provider)->ToString();
needles.emplace(script);
descriptors.emplace(std::move(script), std::move(inferred));
}
}
// Scan the unspent transaction output set for inputs
UniValue unspents(UniValue::VARR);
std::vector<CTxOut> input_txos;
std::map<OutPoint, Coin> coins;
g_should_abort_scan = false;
int64_t count = 0;
std::unique_ptr<CCoinsViewCursor> pcursor;
CBlockIndex* tip;
NodeContext& node = EnsureAnyNodeContext(request.context);
{
ChainstateManager& chainman = EnsureChainman(node);
LOCK(cs_main);
CChainState& active_chainstate = chainman.ActiveChainstate();
active_chainstate.ForceFlushStateToDisk();
pcursor = active_chainstate.CoinsDB().Cursor();
CHECK_NONFATAL(pcursor);
tip = active_chainstate.m_chain.Tip();
CHECK_NONFATAL(tip);
}
bool res = FindScriptPubKey(g_scan_progress, g_should_abort_scan, count, pcursor.get(), needles, coins, node.rpc_interruption_point);
result.pushKV("success", res);
result.pushKV("txouts", count);
result.pushKV("height", tip->nHeight);
result.pushKV("bestblock", tip->GetBlockHash().GetHex());
for (const auto& it : coins) {
const OutPoint& outpoint = it.first;
const Coin& coin = it.second;
const CTxOut& txo = coin.out;
input_txos.push_back(txo);
total_in += txo.nValue;
UniValue unspent(UniValue::VOBJ);
unspent.pushKV("txid", outpoint.hash.GetHex());
unspent.pushKV("vout", (int32_t)outpoint.n);
unspent.pushKV("scriptPubKey", HexStr(txo.scriptPubKey));
unspent.pushKV("desc", descriptors[txo.scriptPubKey]);
unspent.pushKV("amount", ValueFromAmount(txo.nValue));
unspent.pushKV("height", (int32_t)coin.nHeight);
unspents.push_back(unspent);
}
result.pushKV("unspents", unspents);
result.pushKV("total_amount", ValueFromAmount(total_in));
} else {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid command");
}
return result;
},
};
*/
}
pub fn getblockfilter() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{"getblockfilter",
"\nRetrieve a BIP 157 content filter for a particular block.\n",
{
{"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The hash of the block"},
{"filtertype", RPCArg::Type::STR, RPCArg::Default{"basic"}, "The type name of the filter"},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR_HEX, "filter", "the hex-encoded filter data"},
{RPCResult::Type::STR_HEX, "header", "the hex-encoded filter header"},
}},
RPCExamples{
HelpExampleCli("getblockfilter", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\" \"basic\"") +
HelpExampleRpc("getblockfilter", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\", \"basic\"")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
uint256 block_hash = ParseHashV(request.params[0], "blockhash");
std::string filtertype_name = "basic";
if (!request.params[1].isNull()) {
filtertype_name = request.params[1].get_str();
}
BlockFilterType filtertype;
if (!BlockFilterTypeByName(filtertype_name, filtertype)) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Unknown filtertype");
}
BlockFilterIndex* index = GetBlockFilterIndex(filtertype);
if (!index) {
throw JSONRPCError(RPC_MISC_ERROR, "Index is not enabled for filtertype " + filtertype_name);
}
const CBlockIndex* block_index;
bool block_was_connected;
{
ChainstateManager& chainman = EnsureAnyChainman(request.context);
LOCK(cs_main);
block_index = chainman.m_blockman.LookupBlockIndex(block_hash);
if (!block_index) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
}
block_was_connected = block_index->IsValid(BLOCK_VALID_SCRIPTS);
}
bool index_ready = index->BlockUntilSyncedToCurrentChain();
BlockFilter filter;
uint256 filter_header;
if (!index->LookupFilter(block_index, filter) ||
!index->LookupFilterHeader(block_index, filter_header)) {
int err_code;
std::string errmsg = "Filter not found.";
if (!block_was_connected) {
err_code = RPC_INVALID_ADDRESS_OR_KEY;
errmsg += " Block was not connected to active chain.";
} else if (!index_ready) {
err_code = RPC_MISC_ERROR;
errmsg += " Block filters are still in the process of being indexed.";
} else {
err_code = RPC_INTERNAL_ERROR;
errmsg += " This error is unexpected and indicates index corruption.";
}
throw JSONRPCError(err_code, errmsg);
}
UniValue ret(UniValue::VOBJ);
ret.pushKV("filter", HexStr(filter.GetEncodedFilter()));
ret.pushKV("header", filter_header.GetHex());
return ret;
},
};
*/
}
/**
| Serialize the UTXO set to a file for loading
| elsewhere. @see SnapshotMetadata
|
*/
pub fn dumptxoutset() -> RPCHelpMan {
todo!();
/*
return RPCHelpMan{
"dumptxoutset",
"\nWrite the serialized UTXO set to disk.\n",
{
{"path",
RPCArg::Type::STR,
RPCArg::Optional::NO,
/* default_val */ "",
"path to the output file. If relative, will be prefixed by datadir."},
},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::NUM, "coins_written", "the number of coins written in the snapshot"},
{RPCResult::Type::STR_HEX, "base_hash", "the hash of the base of the snapshot"},
{RPCResult::Type::NUM, "base_height", "the height of the base of the snapshot"},
{RPCResult::Type::STR, "path", "the absolute path that the snapshot was written to"},
}
},
RPCExamples{
HelpExampleCli("dumptxoutset", "utxo.dat")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
const fs::path path = fsbridge::AbsPathJoin(gArgs.GetDataDirNet(), fs::u8path(request.params[0].get_str()));
// Write to a temporary path and then move into `path` on completion
// to avoid confusion due to an interruption.
const fs::path temppath = fsbridge::AbsPathJoin(gArgs.GetDataDirNet(), fs::u8path(request.params[0].get_str() + ".incomplete"));
if (fs::exists(path)) {
throw JSONRPCError(
RPC_INVALID_PARAMETER,
path.u8string() + " already exists. If you are sure this is what you want, "
"move it out of the way first");
}
FILE* file{fsbridge::fopen(temppath, "wb")};
CAutoFile afile{file, SER_DISK, CLIENT_VERSION};
NodeContext& node = EnsureAnyNodeContext(request.context);
UniValue result = CreateUTXOSnapshot(node, node.chainman->ActiveChainstate(), afile);
fs::rename(temppath, path);
result.pushKV("path", path.u8string());
return result;
},
};
*/
}
/**
| Helper to create UTXO snapshots given
| a chainstate and a file handle.
|
| -----------
| @return
|
| a UniValue map containing metadata
| about the snapshot.
|
*/
pub fn create_utxo_snapshot(
node: &mut NodeContext,
chainstate: &mut ChainState,
afile: &mut AutoFile) -> UniValue {
todo!();
/*
std::unique_ptr<CCoinsViewCursor> pcursor;
CCoinsStats stats{CoinStatsHashType::NONE};
CBlockIndex* tip;
{
// We need to lock cs_main to ensure that the coinsdb isn't written to
// between (i) flushing coins cache to disk (coinsdb), (ii) getting stats
// based upon the coinsdb, and (iii) constructing a cursor to the
// coinsdb for use below this block.
//
// Cursors returned by leveldb iterate over snapshots, so the contents
// of the pcursor will not be affected by simultaneous writes during
// use below this block.
//
// See discussion here:
// https://github.com/bitcoin/bitcoin/pull/15606#discussion_r274479369
//
LOCK(::cs_main);
chainstate.ForceFlushStateToDisk();
if (!GetUTXOStats(&chainstate.CoinsDB(), chainstate.m_blockman, stats, node.rpc_interruption_point)) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Unable to read UTXO set");
}
pcursor = chainstate.CoinsDB().Cursor();
tip = chainstate.m_blockman.LookupBlockIndex(stats.hashBlock);
CHECK_NONFATAL(tip);
}
SnapshotMetadata metadata{tip->GetBlockHash(), stats.coins_count, tip->nChainTx};
afile << metadata;
OutPoint key;
Coin coin;
unsigned int iter{0};
while (pcursor->Valid()) {
if (iter % 5000 == 0) node.rpc_interruption_point();
++iter;
if (pcursor->GetKey(key) && pcursor->GetValue(coin)) {
afile << key;
afile << coin;
}
pcursor->Next();
}
afile.fclose();
UniValue result(UniValue::VOBJ);
result.pushKV("coins_written", stats.coins_count);
result.pushKV("base_hash", tip->GetBlockHash().ToString());
result.pushKV("base_height", tip->nHeight);
return result;
*/
}
pub fn register_blockchain_rpc_commands(t: &mut RPCTable) {
macro_rules! command {
($category:expr,$callback:ident) => {
RPCCommand::new_from_category_and_callback($category, $callback)
}
}
macro_rules! blockchain_command { ($callback:ident) => { command!("blockchain", $callback) } }
macro_rules! hidden_command { ($callback:ident) => { command!("hidden", $callback) } }
let commands: &[RPCCommand] = &[
blockchain_command!(getblockchaininfo),
blockchain_command!(getchaintxstats),
blockchain_command!(getblockstats),
blockchain_command!(getbestblockhash),
blockchain_command!(getblockcount),
blockchain_command!(getblock),
blockchain_command!(getblockhash),
blockchain_command!(getblockheader),
blockchain_command!(getchaintips),
blockchain_command!(getdifficulty),
blockchain_command!(getmempoolancestors),
blockchain_command!(getmempooldescendants),
blockchain_command!(getmempoolentry),
blockchain_command!(getmempoolinfo),
blockchain_command!(getrawmempool),
blockchain_command!(gettxout),
blockchain_command!(gettxoutsetinfo),
blockchain_command!(pruneblockchain),
blockchain_command!(savemempool),
blockchain_command!(verifychain),
blockchain_command!(preciousblock),
blockchain_command!(scantxoutset),
blockchain_command!(getblockfilter),
/* Not shown in help */
hidden_command!(invalidateblock),
hidden_command!(reconsiderblock),
hidden_command!(waitfornewblock),
hidden_command!(waitforblock),
hidden_command!(waitforblockheight),
hidden_command!(syncwithvalidationinterfacequeue),
hidden_command!(dumptxoutset),
];
for c in commands.iter() {
t.append_command(&c.name, c);
}
}