diff options
author | MacroFake <falke.marco@gmail.com> | 2022-07-20 22:00:11 +0200 |
---|---|---|
committer | MacroFake <falke.marco@gmail.com> | 2022-10-18 14:08:49 +0200 |
commit | fa29d0b57cdeb91c8798d5c90ba9cc18085e99fb (patch) | |
tree | 70ac8833fe2de5938b96d988537e5d9955b7c141 /src | |
parent | faf44876db555f7488c8df96db9fa88b793f897c (diff) | |
download | bitcoin-fa29d0b57cdeb91c8798d5c90ba9cc18085e99fb.tar.xz |
Move ::hashAssumeValid into ChainstateManager
This changes the assumed valid block for the bitcoin-chainstate
executable. Previously it was uint256{}, now it is defaultAssumeValid.
Diffstat (limited to 'src')
-rw-r--r-- | src/init.cpp | 2 | ||||
-rw-r--r-- | src/kernel/chainstatemanager_opts.h | 4 | ||||
-rw-r--r-- | src/node/chainstate.cpp | 4 | ||||
-rw-r--r-- | src/node/chainstatemanager_args.cpp | 2 | ||||
-rw-r--r-- | src/validation.cpp | 19 | ||||
-rw-r--r-- | src/validation.h | 9 |
6 files changed, 26 insertions, 14 deletions
diff --git a/src/init.cpp b/src/init.cpp index 153836e9e9..b99f16d85e 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -937,8 +937,6 @@ bool AppInitParameterInteraction(const ArgsManager& args, bool use_syscall_sandb fCheckBlockIndex = args.GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks()); fCheckpointsEnabled = args.GetBoolArg("-checkpoints", DEFAULT_CHECKPOINTS_ENABLED); - hashAssumeValid = uint256S(args.GetArg("-assumevalid", chainparams.GetConsensus().defaultAssumeValid.GetHex())); - if (args.IsArgSet("-minimumchainwork")) { const std::string minChainWorkStr = args.GetArg("-minimumchainwork", ""); if (!IsHexNumber(minChainWorkStr)) { diff --git a/src/kernel/chainstatemanager_opts.h b/src/kernel/chainstatemanager_opts.h index ab3ea254ba..f698372d05 100644 --- a/src/kernel/chainstatemanager_opts.h +++ b/src/kernel/chainstatemanager_opts.h @@ -5,10 +5,12 @@ #ifndef BITCOIN_KERNEL_CHAINSTATEMANAGER_OPTS_H #define BITCOIN_KERNEL_CHAINSTATEMANAGER_OPTS_H +#include <uint256.h> #include <util/time.h> #include <cstdint> #include <functional> +#include <optional> class CChainParams; @@ -24,6 +26,8 @@ namespace kernel { struct ChainstateManagerOpts { const CChainParams& chainparams; const std::function<NodeClock::time_point()> adjusted_time_callback{nullptr}; + //! If set, it will override the block hash whose ancestors we will assume to have valid scripts without checking them. + std::optional<uint256> assumed_valid_block; //! If the tip is older than this, the node is considered to be in initial block download. std::chrono::seconds max_tip_age{DEFAULT_MAX_TIP_AGE}; }; diff --git a/src/node/chainstate.cpp b/src/node/chainstate.cpp index 26af523491..d9df4b48b5 100644 --- a/src/node/chainstate.cpp +++ b/src/node/chainstate.cpp @@ -32,8 +32,8 @@ ChainstateLoadResult LoadChainstate(ChainstateManager& chainman, const CacheSize return options.reindex || options.reindex_chainstate || chainstate->CoinsTip().GetBestBlock().IsNull(); }; - if (!hashAssumeValid.IsNull()) { - LogPrintf("Assuming ancestors of block %s have valid signatures.\n", hashAssumeValid.GetHex()); + if (!chainman.AssumedValidBlock().IsNull()) { + LogPrintf("Assuming ancestors of block %s have valid signatures.\n", chainman.AssumedValidBlock().GetHex()); } else { LogPrintf("Validating signatures for all blocks.\n"); } diff --git a/src/node/chainstatemanager_args.cpp b/src/node/chainstatemanager_args.cpp index 05aba3d23e..811d812e9f 100644 --- a/src/node/chainstatemanager_args.cpp +++ b/src/node/chainstatemanager_args.cpp @@ -12,6 +12,8 @@ namespace node { void ApplyArgsManOptions(const ArgsManager& args, ChainstateManager::Options& opts) { + if (auto value{args.GetArg("-assumevalid")}) opts.assumed_valid_block = uint256S(*value); + if (auto value{args.GetIntArg("-maxtipage")}) opts.max_tip_age = std::chrono::seconds{*value}; } } // namespace node diff --git a/src/validation.cpp b/src/validation.cpp index db8a176a74..a6f71aba9f 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -124,7 +124,6 @@ bool g_parallel_script_checks{false}; bool fCheckBlockIndex = false; bool fCheckpointsEnabled = DEFAULT_CHECKPOINTS_ENABLED; -uint256 hashAssumeValid; arith_uint256 nMinimumChainWork; const CBlockIndex* Chainstate::FindForkInGlobalIndex(const CBlockLocator& locator) const @@ -2036,13 +2035,13 @@ bool Chainstate::ConnectBlock(const CBlock& block, BlockValidationState& state, } bool fScriptChecks = true; - if (!hashAssumeValid.IsNull()) { + if (!m_chainman.AssumedValidBlock().IsNull()) { // We've been configured with the hash of a block which has been externally verified to have a valid history. // A suitable default value is included with the software and updated from time to time. Because validity // relative to a piece of software is an objective fact these defaults can be easily reviewed. // This setting doesn't force the selection of any particular chain but makes validating some faster by // effectively caching the result of part of the verification. - BlockMap::const_iterator it = m_blockman.m_block_index.find(hashAssumeValid); + BlockMap::const_iterator it{m_blockman.m_block_index.find(m_chainman.AssumedValidBlock())}; if (it != m_blockman.m_block_index.end()) { if (it->second.GetAncestor(pindex->nHeight) == pindex && m_chainman.m_best_header->GetAncestor(pindex->nHeight) == pindex && @@ -5244,6 +5243,20 @@ void ChainstateManager::ResetChainstates() m_active_chainstate = nullptr; } +/** + * Apply default chain params to nullopt members. + * This helps to avoid coding errors around the accidental use of the compare + * operators that accept nullopt, thus ignoring the intended default value. + */ +static ChainstateManager::Options&& Flatten(ChainstateManager::Options&& opts) +{ + if (!opts.assumed_valid_block.has_value()) opts.assumed_valid_block = opts.chainparams.GetConsensus().defaultAssumeValid; + Assert(opts.adjusted_time_callback); + return std::move(opts); +} + +ChainstateManager::ChainstateManager(Options options) : m_options{Flatten(std::move(options))} {} + ChainstateManager::~ChainstateManager() { LOCK(::cs_main); diff --git a/src/validation.h b/src/validation.h index e1807c82f8..0483edaff3 100644 --- a/src/validation.h +++ b/src/validation.h @@ -99,9 +99,6 @@ extern bool g_parallel_script_checks; extern bool fCheckBlockIndex; extern bool fCheckpointsEnabled; -/** Block hash whose ancestors we will assume to have valid scripts without checking them. */ -extern uint256 hashAssumeValid; - /** Minimum work we will assume exists on some valid chain. */ extern arith_uint256 nMinimumChainWork; @@ -864,13 +861,11 @@ private: public: using Options = kernel::ChainstateManagerOpts; - explicit ChainstateManager(Options options) : m_options{std::move(options)} - { - Assert(m_options.adjusted_time_callback); - } + explicit ChainstateManager(Options options); const CChainParams& GetParams() const { return m_options.chainparams; } const Consensus::Params& GetConsensus() const { return m_options.chainparams.GetConsensus(); } + const uint256& AssumedValidBlock() const { return *Assert(m_options.assumed_valid_block); } /** * Alias for ::cs_main. |