chainstatemanager_args.cpp

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// Copyright (c) 2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <node/chainstatemanager_args.h>
 
#include <arith_uint256.h>
#include <avalanche/avalanche.h>
#include <common/args.h>
#include <kernel/chainstatemanager_opts.h>
#include <node/coins_view_args.h>
#include <node/database_args.h>
#include <tinyformat.h>
#include <uint256.h>
#include <util/strencodings.h>
#include <util/translation.h>
#include <validation.h>
 
#include <chrono>
#include <optional>
#include <string>
 
namespace node {
std::optional<bilingual_str>
ApplyArgsManOptions(const ArgsManager &args, ChainstateManager::Options &opts) {
    if (auto value{args.GetBoolArg("-checkblockindex")}) {
        opts.check_block_index = *value;
    }
 
    if (auto value{args.GetBoolArg("-checkpoints")}) {
        opts.checkpoints_enabled = *value;
    }
 
    if (auto value{args.GetArg("-minimumchainwork")}) {
        if (!IsHexNumber(*value)) {
            return strprintf(
                Untranslated(
                    "Invalid non-hex (%s) minimum chain work value specified"),
                *value);
        }
        opts.minimum_chain_work = UintToArith256(uint256S(*value));
    }
 
    if (auto value{args.GetArg("-assumevalid")}) {
        opts.assumed_valid_block = BlockHash::fromHex(*value);
    }
 
    if (auto value{args.GetIntArg("-maxtipage")}) {
        opts.max_tip_age = std::chrono::seconds{*value};
    }
 
    if (auto value{args.GetIntArg("-stopatheight")}) {
        opts.stop_at_height = *value;
    }
 
    ReadDatabaseArgs(args, opts.block_tree_db);
    ReadDatabaseArgs(args, opts.coins_db);
    ReadCoinsViewArgs(args, opts.coins_view);
 
    if (auto value{args.GetBoolArg("-persistrecentheaderstime")}) {
        opts.store_recent_headers_time = *value;
    }
 
    // When supplied with a max_size of 0, both the signature cache and
    // script execution cache create the minimum possible cache (2
    // elements). Therefore, we can use 0 as a floor here.
    if (auto max_size = args.GetIntArg("-maxscriptcachesize")) {
        opts.script_execution_cache_bytes =
            std::max<int64_t>(*max_size, 0) * (1 << 20);
    }
    if (auto max_size = args.GetIntArg("-maxsigcachesize")) {
        opts.signature_cache_bytes =
            std::max<int64_t>(*max_size, 0) * (1 << 20);
        ;
    }
 
    if (auto value{args.GetBoolArg("-parkdeepreorg")}) {
        opts.park_deep_reorg = *value;
    }
 
    opts.automatic_unparking = args.GetBoolArg(
        "-automaticunparking",
        !args.GetBoolArg("-avalanche", AVALANCHE_DEFAULT_ENABLED));
 
    opts.replay_protection_activation_time =
        gArgs.GetIntArg("-replayprotectionactivationtime");
 
    return std::nullopt;
}
} // namespace node