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https://github.com/kaspanet/kaspad.git
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c5707f64dc
* [NOD-1420] Start working on ConsensusStateManager. Might be redundant due to recent changes * [NOD-1420] Convert model to externalapi in utxo_algerbra helpers * [NOD-1420] Add UTXO-diff algebra * [NOD-1420] Prepare skeleton of calculateAcceptanceDataAndMultiset * [NOD-1420] Added skeleton for AddBlockToVirtual * [NOD-1420] Implement PopulateTransactionWithUTXOEntries * [NOD-1420] Implement restorePastUTXO * [NOD-1420] Implement finality check * [NOD-1420] Move handling of tips to consensusStateManager * [NOD-1420] Implement calculateAcceptanceDataAndMultiset * [NOD-1420] Start implementing resolveBlockStatus * [NOD-1420] Implement resolveBlockStatus * [NOD-1420] Update related fields in end of resolveSingleBlockStatus * [NOD-1420] Start working on selectVirtualParents * [NOD-1420] Implemented BlockHeap * [NOD-1420] Implement selectVirtualParents * [NOD-1420] Implement updateVirtual * [NOD-1420] Added comments where they were missing * [NOD-1420] Place all consensusStateManager functions in correct files * [NOD-1420] Return the missing outpoints from populateTransactionWithUTXOEntriesFromVirtualOrDiff * [NOD-1420] Outpoint.ID -> TransactionID * [NOD-1420] Fix Stringer tests * [NOD-1420] Copy hash.FromString into utils * [NOD-1420] SetParents should return an error * [NOD-1420] Remove all reachabilityManager references from consensusStateManager * [NOD-1420] Remove VirtualData. Get the info from the stores where needed * [NOD-1420] Invert parameters to IsAncestorOf * [NOD-1420] Use model.AcceptanceData * [NOD-1420] Don't return accumulatedMassBefore in error cases * [NOD-1420] Don't expect store functions to return nil when the requested data was found - instead add HasXXX functions * [NOD-1420] addTransactionToMultiset sets isCoinbase properly * [NOD-1420] expected hash string length is externalapi.DomainHashSize * 2 * [NOD-1420] Rename reachabilityTree -> reachabilityManager + updateReindexRoot if isNextVirtualSelectedParent * [NOD-1420] ValidateCoinbaseTransaction in csm.verifyAndBuildUTXO * [NOD-1420] Re-write HAsUTXODiffChild * [NOD-1420] delete past_utxo.go.bak * [NOD-1420] Implement validateCoinbaseTransaction in CSM * [NOD-1420] Imlemented missing functionality in ValidateTransactionAndPopulateWithConsensusData * [NOD-1420] Moved merge depth logic to MergeDepthManager * [NOD-1420] Add logs
49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
package transactionvalidator
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import (
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"github.com/kaspanet/kaspad/domain/consensus/model/externalapi"
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"github.com/kaspanet/kaspad/domain/consensus/ruleerrors"
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"github.com/kaspanet/kaspad/domain/consensus/utils/constants"
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"github.com/kaspanet/kaspad/domain/consensus/utils/estimatedsize"
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"github.com/kaspanet/kaspad/domain/consensus/utils/transactionhelper"
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"github.com/kaspanet/kaspad/domain/consensus/utils/txscript"
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)
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func (v *transactionValidator) transactionMassStandalonePart(tx *externalapi.DomainTransaction) uint64 {
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size := estimatedsize.TransactionEstimatedSerializedSize(tx)
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totalScriptPubKeySize := uint64(0)
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for _, output := range tx.Outputs {
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totalScriptPubKeySize += uint64(len(output.ScriptPublicKey))
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}
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return size*constants.MassPerTxByte + totalScriptPubKeySize*constants.MassPerScriptPubKeyByte
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}
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func (v *transactionValidator) transactionMass(tx *externalapi.DomainTransaction) (uint64, error) {
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if transactionhelper.IsCoinBase(tx) {
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return 0, nil
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}
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standaloneMass := v.transactionMassStandalonePart(tx)
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sigOpsCount := uint64(0)
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var missingOutpoints []externalapi.DomainOutpoint
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for _, input := range tx.Inputs {
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utxoEntry := input.UTXOEntry
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if utxoEntry == nil {
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missingOutpoints = append(missingOutpoints, input.PreviousOutpoint)
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continue
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}
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// Count the precise number of signature operations in the
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// referenced public key script.
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sigScript := input.SignatureScript
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isP2SH := txscript.IsPayToScriptHash(utxoEntry.ScriptPublicKey)
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sigOpsCount += uint64(txscript.GetPreciseSigOpCount(sigScript, utxoEntry.ScriptPublicKey, isP2SH))
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}
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if len(missingOutpoints) > 0 {
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return 0, ruleerrors.NewErrMissingTxOut(missingOutpoints)
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}
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return standaloneMass + sigOpsCount*constants.MassPerSigOp, nil
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}
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