Bitcoin ABC  0.26.3
P2P Digital Currency
rpc_mempool.cpp
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1 // Copyright (c) 2011-2019 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <bench/bench.h>
6 #include <consensus/amount.h>
7 #include <rpc/blockchain.h>
8 #include <txmempool.h>
9 
10 #include <univalue.h>
11 
12 static void AddTx(const CTransactionRef &tx, const Amount &fee,
14  LockPoints lp;
15  pool.addUnchecked(CTxMemPoolEntry(tx, fee, /* time */ 0,
16  /* height */ 1,
17  /* spendsCoinbase */ false,
18  /*_sigChecks=*/1, lp));
19 }
20 
21 static void RpcMempool(benchmark::Bench &bench) {
22  CTxMemPool pool;
23  LOCK2(cs_main, pool.cs);
24 
25  for (int i = 0; i < 1000; ++i) {
27  tx.vin.resize(1);
28  tx.vin[0].scriptSig = CScript() << OP_1;
29  tx.vout.resize(1);
30  tx.vout[0].scriptPubKey = CScript() << OP_1 << OP_EQUAL;
31  tx.vout[0].nValue = i * COIN;
32  const CTransactionRef tx_r{MakeTransactionRef(tx)};
33  AddTx(tx_r, /* fee */ i * COIN, pool);
34  }
35 
36  bench.run([&] { (void)MempoolToJSON(pool, /*verbose*/ true); });
37 }
38 
static constexpr Amount COIN
Definition: amount.h:154
UniValue MempoolToJSON(const CTxMemPool &pool, bool verbose, bool include_mempool_sequence)
Mempool to JSON.
Definition: blockchain.cpp:579
RecursiveMutex cs_main
Global state.
Definition: validation.cpp:111
A mutable version of CTransaction.
Definition: transaction.h:278
std::vector< CTxOut > vout
Definition: transaction.h:281
std::vector< CTxIn > vin
Definition: transaction.h:280
Serialized script, used inside transaction inputs and outputs.
Definition: script.h:431
CTxMemPoolEntry stores data about the corresponding transaction, as well as data about all in-mempool...
Definition: txmempool.h:88
CTxMemPool stores valid-according-to-the-current-best-chain transactions that may be included in the ...
Definition: txmempool.h:438
RecursiveMutex cs
This mutex needs to be locked when accessing mapTx or other members that are guarded by it.
Definition: txmempool.h:521
Main entry point to nanobench's benchmarking facility.
Definition: nanobench.h:616
Bench & run(char const *benchmarkName, Op &&op)
Repeatedly calls op() based on the configuration, and performs measurements.
Definition: nanobench.h:1183
LockPoints lp
static CTransactionRef MakeTransactionRef()
Definition: transaction.h:320
std::shared_ptr< const CTransaction > CTransactionRef
Definition: transaction.h:319
static void AddTx(const CTransactionRef &tx, const Amount &fee, CTxMemPool &pool) EXCLUSIVE_LOCKS_REQUIRED(cs_main
static void RpcMempool(benchmark::Bench &bench)
Definition: rpc_mempool.cpp:21
BENCHMARK(RpcMempool)
@ OP_EQUAL
Definition: script.h:119
@ OP_1
Definition: script.h:56
Definition: amount.h:19
#define LOCK2(cs1, cs2)
Definition: sync.h:246
#define EXCLUSIVE_LOCKS_REQUIRED(...)
Definition: threadsafety.h:56