mirror of https://github.com/bitcoin/bitcoin.git
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
// Copyright (c) 2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <node/chainstatemanager_args.h>
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#include <arith_uint256.h>
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#include <common/args.h>
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#include <common/system.h>
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#include <logging.h>
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#include <node/coins_view_args.h>
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#include <node/database_args.h>
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#include <tinyformat.h>
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#include <uint256.h>
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#include <util/result.h>
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#include <util/strencodings.h>
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#include <util/translation.h>
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#include <validation.h>
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#include <algorithm>
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#include <chrono>
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#include <string>
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namespace node {
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util::Result<void> ApplyArgsManOptions(const ArgsManager& args, ChainstateManager::Options& opts)
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{
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if (auto value{args.GetBoolArg("-checkblockindex")}) opts.check_block_index = *value;
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if (auto value{args.GetBoolArg("-checkpoints")}) opts.checkpoints_enabled = *value;
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if (auto value{args.GetArg("-minimumchainwork")}) {
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if (!IsHexNumber(*value)) {
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return util::Error{strprintf(Untranslated("Invalid non-hex (%s) minimum chain work value specified"), *value)};
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}
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opts.minimum_chain_work = UintToArith256(uint256S(*value));
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}
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if (auto value{args.GetArg("-assumevalid")}) opts.assumed_valid_block = uint256S(*value);
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if (auto value{args.GetIntArg("-maxtipage")}) opts.max_tip_age = std::chrono::seconds{*value};
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ReadDatabaseArgs(args, opts.block_tree_db);
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ReadDatabaseArgs(args, opts.coins_db);
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ReadCoinsViewArgs(args, opts.coins_view);
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int script_threads = args.GetIntArg("-par", DEFAULT_SCRIPTCHECK_THREADS);
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if (script_threads <= 0) {
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// -par=0 means autodetect (number of cores - 1 script threads)
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// -par=-n means "leave n cores free" (number of cores - n - 1 script threads)
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script_threads += GetNumCores();
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}
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// Subtract 1 because the main thread counts towards the par threads.
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opts.worker_threads_num = std::clamp(script_threads - 1, 0, MAX_SCRIPTCHECK_THREADS);
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LogPrintf("Script verification uses %d additional threads\n", opts.worker_threads_num);
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return {};
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}
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} // namespace node
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