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refactor: use chainman instead of chainParams for DeploymentActive*

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This commit is contained in:
Anthony Towns
2022-04-15 05:50:53 +10:00
parent deffe0df6c
commit 78adef1753
4 changed files with 60 additions and 63 deletions
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57
src/validation.cpp
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@@ -261,7 +261,7 @@ bool CheckSequenceLocksAtTip(CBlockIndex* tip,
}
// Returns the script flags which should be checked for a given block
static unsigned int GetBlockScriptFlags(const CBlockIndex& block_index, const Consensus::Params& chainparams);
static unsigned int GetBlockScriptFlags(const CBlockIndex& block_index, const ChainstateManager& chainman);
static void LimitMempoolSize(CTxMemPool& pool, CCoinsViewCache& coins_cache, size_t limit, std::chrono::seconds age)
EXCLUSIVE_LOCKS_REQUIRED(::cs_main, pool.cs)
@@ -1026,7 +1026,6 @@ bool MemPoolAccept::ConsensusScriptChecks(const ATMPArgs& args, Workspace& ws)
const CTransaction& tx = *ws.m_ptx;
const uint256& hash = ws.m_hash;
TxValidationState& state = ws.m_state;
const CChainParams& chainparams = args.m_chainparams;
// Check again against the current block tip's script verification
// flags to cache our script execution flags. This is, of course,
@@ -1043,7 +1042,7 @@ bool MemPoolAccept::ConsensusScriptChecks(const ATMPArgs& args, Workspace& ws)
// There is a similar check in CreateNewBlock() to prevent creating
// invalid blocks (using TestBlockValidity), however allowing such
// transactions into the mempool can be exploited as a DoS attack.
unsigned int currentBlockScriptVerifyFlags{GetBlockScriptFlags(*m_active_chainstate.m_chain.Tip(), chainparams.GetConsensus())};
unsigned int currentBlockScriptVerifyFlags{GetBlockScriptFlags(*m_active_chainstate.m_chain.Tip(), m_active_chainstate.m_chainman)};
if (!CheckInputsFromMempoolAndCache(tx, state, m_view, m_pool, currentBlockScriptVerifyFlags,
ws.m_precomputed_txdata, m_active_chainstate.CoinsTip())) {
LogPrintf("BUG! PLEASE REPORT THIS! CheckInputScripts failed against latest-block but not STANDARD flags %s, %s\n", hash.ToString(), state.ToString());
@@ -1929,8 +1928,10 @@ public:
static std::array<ThresholdConditionCache, VERSIONBITS_NUM_BITS> warningcache GUARDED_BY(cs_main);
static unsigned int GetBlockScriptFlags(const CBlockIndex& block_index, const Consensus::Params& consensusparams)
static unsigned int GetBlockScriptFlags(const CBlockIndex& block_index, const ChainstateManager& chainman)
{
const Consensus::Params& consensusparams = chainman.GetConsensus();
// BIP16 didn't become active until Apr 1 2012 (on mainnet, and
// retroactively applied to testnet)
// However, only one historical block violated the P2SH rules (on both
@@ -1946,22 +1947,22 @@ static unsigned int GetBlockScriptFlags(const CBlockIndex& block_index, const Co
}
// Enforce the DERSIG (BIP66) rule
if (DeploymentActiveAt(block_index, consensusparams, Consensus::DEPLOYMENT_DERSIG)) {
if (DeploymentActiveAt(block_index, chainman, Consensus::DEPLOYMENT_DERSIG)) {
flags |= SCRIPT_VERIFY_DERSIG;
}
// Enforce CHECKLOCKTIMEVERIFY (BIP65)
if (DeploymentActiveAt(block_index, consensusparams, Consensus::DEPLOYMENT_CLTV)) {
if (DeploymentActiveAt(block_index, chainman, Consensus::DEPLOYMENT_CLTV)) {
flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY;
}
// Enforce CHECKSEQUENCEVERIFY (BIP112)
if (DeploymentActiveAt(block_index, consensusparams, Consensus::DEPLOYMENT_CSV)) {
if (DeploymentActiveAt(block_index, chainman, Consensus::DEPLOYMENT_CSV)) {
flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY;
}
// Enforce BIP147 NULLDUMMY (activated simultaneously with segwit)
if (DeploymentActiveAt(block_index, consensusparams, Consensus::DEPLOYMENT_SEGWIT)) {
if (DeploymentActiveAt(block_index, chainman, Consensus::DEPLOYMENT_SEGWIT)) {
flags |= SCRIPT_VERIFY_NULLDUMMY;
}
@@ -2152,12 +2153,12 @@ bool CChainState::ConnectBlock(const CBlock& block, BlockValidationState& state,
// Enforce BIP68 (sequence locks)
int nLockTimeFlags = 0;
if (DeploymentActiveAt(*pindex, m_params.GetConsensus(), Consensus::DEPLOYMENT_CSV)) {
if (DeploymentActiveAt(*pindex, m_chainman, Consensus::DEPLOYMENT_CSV)) {
nLockTimeFlags |= LOCKTIME_VERIFY_SEQUENCE;
}
// Get the script flags for this block
unsigned int flags{GetBlockScriptFlags(*pindex, m_params.GetConsensus())};
unsigned int flags{GetBlockScriptFlags(*pindex, m_chainman)};
int64_t nTime2 = GetTimeMicros(); nTimeForks += nTime2 - nTime1;
LogPrint(BCLog::BENCH, " - Fork checks: %.2fms [%.2fs (%.2fms/blk)]\n", MILLI * (nTime2 - nTime1), nTimeForks * MICRO, nTimeForks * MILLI / nBlocksTotal);
@@ -3279,7 +3280,7 @@ void CChainState::ReceivedBlockTransactions(const CBlock& block, CBlockIndex* pi
pindexNew->nDataPos = pos.nPos;
pindexNew->nUndoPos = 0;
pindexNew->nStatus |= BLOCK_HAVE_DATA;
if (DeploymentActiveAt(*pindexNew, m_params.GetConsensus(), Consensus::DEPLOYMENT_SEGWIT)) {
if (DeploymentActiveAt(*pindexNew, m_chainman, Consensus::DEPLOYMENT_SEGWIT)) {
pindexNew->nStatus |= BLOCK_OPT_WITNESS;
}
pindexNew->RaiseValidity(BLOCK_VALID_TRANSACTIONS);
@@ -3401,7 +3402,7 @@ void ChainstateManager::UpdateUncommittedBlockStructures(CBlock& block, const CB
{
int commitpos = GetWitnessCommitmentIndex(block);
static const std::vector<unsigned char> nonce(32, 0x00);
if (commitpos != NO_WITNESS_COMMITMENT && DeploymentActiveAfter(pindexPrev, GetConsensus(), Consensus::DEPLOYMENT_SEGWIT) && !block.vtx[0]->HasWitness()) {
if (commitpos != NO_WITNESS_COMMITMENT && DeploymentActiveAfter(pindexPrev, *this, Consensus::DEPLOYMENT_SEGWIT) && !block.vtx[0]->HasWitness()) {
CMutableTransaction tx(*block.vtx[0]);
tx.vin[0].scriptWitness.stack.resize(1);
tx.vin[0].scriptWitness.stack[0] = nonce;
@@ -3445,14 +3446,14 @@ std::vector<unsigned char> ChainstateManager::GenerateCoinbaseCommitment(CBlock&
* in ConnectBlock().
* Note that -reindex-chainstate skips the validation that happens here!
*/
static bool ContextualCheckBlockHeader(const CBlockHeader& block, BlockValidationState& state, BlockManager& blockman, const CChainParams& params, const CBlockIndex* pindexPrev, int64_t nAdjustedTime) EXCLUSIVE_LOCKS_REQUIRED(::cs_main)
static bool ContextualCheckBlockHeader(const CBlockHeader& block, BlockValidationState& state, BlockManager& blockman, const ChainstateManager& chainman, const CBlockIndex* pindexPrev, int64_t nAdjustedTime) EXCLUSIVE_LOCKS_REQUIRED(::cs_main)
{
AssertLockHeld(::cs_main);
assert(pindexPrev != nullptr);
const int nHeight = pindexPrev->nHeight + 1;
// Check proof of work
const Consensus::Params& consensusParams = params.GetConsensus();
const Consensus::Params& consensusParams = chainman.GetConsensus();
if (block.nBits != GetNextWorkRequired(pindexPrev, &block, consensusParams))
return state.Invalid(BlockValidationResult::BLOCK_INVALID_HEADER, "bad-diffbits", "incorrect proof of work");
@@ -3461,7 +3462,7 @@ static bool ContextualCheckBlockHeader(const CBlockHeader& block, BlockValidatio
// Don't accept any forks from the main chain prior to last checkpoint.
// GetLastCheckpoint finds the last checkpoint in MapCheckpoints that's in our
// BlockIndex().
const CBlockIndex* pcheckpoint = blockman.GetLastCheckpoint(params.Checkpoints());
const CBlockIndex* pcheckpoint = blockman.GetLastCheckpoint(chainman.GetParams().Checkpoints());
if (pcheckpoint && nHeight < pcheckpoint->nHeight) {
LogPrintf("ERROR: %s: forked chain older than last checkpoint (height %d)\n", __func__, nHeight);
return state.Invalid(BlockValidationResult::BLOCK_CHECKPOINT, "bad-fork-prior-to-checkpoint");
@@ -3477,9 +3478,9 @@ static bool ContextualCheckBlockHeader(const CBlockHeader& block, BlockValidatio
return state.Invalid(BlockValidationResult::BLOCK_TIME_FUTURE, "time-too-new", "block timestamp too far in the future");
// Reject blocks with outdated version
if ((block.nVersion < 2 && DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_HEIGHTINCB)) ||
(block.nVersion < 3 && DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_DERSIG)) ||
(block.nVersion < 4 && DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_CLTV))) {
if ((block.nVersion < 2 && DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_HEIGHTINCB)) ||
(block.nVersion < 3 && DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_DERSIG)) ||
(block.nVersion < 4 && DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_CLTV))) {
return state.Invalid(BlockValidationResult::BLOCK_INVALID_HEADER, strprintf("bad-version(0x%08x)", block.nVersion),
strprintf("rejected nVersion=0x%08x block", block.nVersion));
}
@@ -3493,13 +3494,13 @@ static bool ContextualCheckBlockHeader(const CBlockHeader& block, BlockValidatio
* in ConnectBlock().
* Note that -reindex-chainstate skips the validation that happens here!
*/
static bool ContextualCheckBlock(const CBlock& block, BlockValidationState& state, const Consensus::Params& consensusParams, const CBlockIndex* pindexPrev)
static bool ContextualCheckBlock(const CBlock& block, BlockValidationState& state, const ChainstateManager& chainman, const CBlockIndex* pindexPrev)
{
const int nHeight = pindexPrev == nullptr ? 0 : pindexPrev->nHeight + 1;
// Enforce BIP113 (Median Time Past).
int nLockTimeFlags = 0;
if (DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_CSV)) {
if (DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_CSV)) {
assert(pindexPrev != nullptr);
nLockTimeFlags |= LOCKTIME_MEDIAN_TIME_PAST;
}
@@ -3516,7 +3517,7 @@ static bool ContextualCheckBlock(const CBlock& block, BlockValidationState& stat
}
// Enforce rule that the coinbase starts with serialized block height
if (DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_HEIGHTINCB))
if (DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_HEIGHTINCB))
{
CScript expect = CScript() << nHeight;
if (block.vtx[0]->vin[0].scriptSig.size() < expect.size() ||
@@ -3534,7 +3535,7 @@ static bool ContextualCheckBlock(const CBlock& block, BlockValidationState& stat
// {0xaa, 0x21, 0xa9, 0xed}, and the following 32 bytes are SHA256^2(witness root, witness reserved value). In case there are
// multiple, the last one is used.
bool fHaveWitness = false;
if (DeploymentActiveAfter(pindexPrev, consensusParams, Consensus::DEPLOYMENT_SEGWIT)) {
if (DeploymentActiveAfter(pindexPrev, chainman, Consensus::DEPLOYMENT_SEGWIT)) {
int commitpos = GetWitnessCommitmentIndex(block);
if (commitpos != NO_WITNESS_COMMITMENT) {
bool malleated = false;
@@ -3611,7 +3612,7 @@ bool ChainstateManager::AcceptBlockHeader(const CBlockHeader& block, BlockValida
LogPrint(BCLog::VALIDATION, "%s: %s prev block invalid\n", __func__, hash.ToString());
return state.Invalid(BlockValidationResult::BLOCK_INVALID_PREV, "bad-prevblk");
}
if (!ContextualCheckBlockHeader(block, state, m_blockman, GetParams(), pindexPrev, GetAdjustedTime())) {
if (!ContextualCheckBlockHeader(block, state, m_blockman, *this, pindexPrev, GetAdjustedTime())) {
LogPrint(BCLog::VALIDATION, "%s: Consensus::ContextualCheckBlockHeader: %s, %s\n", __func__, hash.ToString(), state.ToString());
return false;
}
@@ -3744,7 +3745,7 @@ bool CChainState::AcceptBlock(const std::shared_ptr<const CBlock>& pblock, Block
}
if (!CheckBlock(block, state, m_params.GetConsensus()) ||
!ContextualCheckBlock(block, state, m_params.GetConsensus(), pindex->pprev)) {
!ContextualCheckBlock(block, state, m_chainman, pindex->pprev)) {
if (state.IsInvalid() && state.GetResult() != BlockValidationResult::BLOCK_MUTATED) {
pindex->nStatus |= BLOCK_FAILED_VALID;
m_blockman.m_dirty_blockindex.insert(pindex);
@@ -3848,11 +3849,11 @@ bool TestBlockValidity(BlockValidationState& state,
indexDummy.phashBlock = &block_hash;
// NOTE: CheckBlockHeader is called by CheckBlock
if (!ContextualCheckBlockHeader(block, state, chainstate.m_blockman, chainparams, pindexPrev, GetAdjustedTime()))
if (!ContextualCheckBlockHeader(block, state, chainstate.m_blockman, chainstate.m_chainman, pindexPrev, GetAdjustedTime()))
return error("%s: Consensus::ContextualCheckBlockHeader: %s", __func__, state.ToString());
if (!CheckBlock(block, state, chainparams.GetConsensus(), fCheckPOW, fCheckMerkleRoot))
return error("%s: Consensus::CheckBlock: %s", __func__, state.ToString());
if (!ContextualCheckBlock(block, state, chainparams.GetConsensus(), pindexPrev))
if (!ContextualCheckBlock(block, state, chainstate.m_chainman, pindexPrev))
return error("%s: Consensus::ContextualCheckBlock: %s", __func__, state.ToString());
if (!chainstate.ConnectBlock(block, state, &indexDummy, viewNew, true)) {
return false;
@@ -4132,7 +4133,7 @@ bool CChainState::NeedsRedownload() const
// At and above m_params.SegwitHeight, segwit consensus rules must be validated
CBlockIndex* block{m_chain.Tip()};
while (block != nullptr && DeploymentActiveAt(*block, m_params.GetConsensus(), Consensus::DEPLOYMENT_SEGWIT)) {
while (block != nullptr && DeploymentActiveAt(*block, m_chainman, Consensus::DEPLOYMENT_SEGWIT)) {
if (!(block->nStatus & BLOCK_OPT_WITNESS)) {
// block is insufficiently validated for a segwit client
return true;
@@ -5146,7 +5147,7 @@ bool ChainstateManager::PopulateAndValidateSnapshot(
// Fake BLOCK_OPT_WITNESS so that CChainState::NeedsRedownload()
// won't ask to rewind the entire assumed-valid chain on startup.
if (DeploymentActiveAt(*index, GetConsensus(), Consensus::DEPLOYMENT_SEGWIT)) {
if (DeploymentActiveAt(*index, *this, Consensus::DEPLOYMENT_SEGWIT)) {
index->nStatus |= BLOCK_OPT_WITNESS;
}