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77a344cc29
* Implement validatePruningPointFutureHeaderTimestamps. * Fix TestIBDWithPruning. * Fix wrong logic. * Add a comment. * Fix a comment. * Fix a variable name. * Add a commment * Fix TestIBDWithPruning. Co-authored-by: Ori Newman <orinewman1@gmail.com>
75 lines
3.4 KiB
Go
75 lines
3.4 KiB
Go
package mempool
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import (
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"time"
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"github.com/kaspanet/kaspad/domain/consensus/utils/constants"
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"github.com/kaspanet/kaspad/util"
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"github.com/kaspanet/kaspad/domain/dagconfig"
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)
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const (
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defaultMaximumTransactionCount = 1_000_000
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defaultTransactionExpireIntervalSeconds uint64 = 60
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defaultTransactionExpireScanIntervalSeconds uint64 = 10
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defaultOrphanExpireIntervalSeconds uint64 = 60
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defaultOrphanExpireScanIntervalSeconds uint64 = 10
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defaultMaximumOrphanTransactionMass = 100000
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// defaultMaximumOrphanTransactionCount should remain small as long as we have recursion in
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// removeOrphans when removeRedeemers = true
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defaultMaximumOrphanTransactionCount = 50
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// defaultMinimumRelayTransactionFee specifies the minimum transaction fee for a transaction to be accepted to
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// the mempool and relayed. It is specified in sompi per 1kg (or 1000 grams) of transaction mass.
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defaultMinimumRelayTransactionFee = util.Amount(1000)
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// Standard transaction version range might be different from what consensus accepts, therefore
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// we define separate values in mempool.
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// However, currently there's exactly one transaction version, so mempool accepts the same version
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// as consensus.
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defaultMinimumStandardTransactionVersion = constants.MaxTransactionVersion
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defaultMaximumStandardTransactionVersion = constants.MaxTransactionVersion
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)
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// Config represents a mempool configuration
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type Config struct {
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MaximumTransactionCount uint64
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TransactionExpireIntervalDAAScore uint64
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TransactionExpireScanIntervalDAAScore uint64
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TransactionExpireScanIntervalSeconds uint64
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OrphanExpireIntervalDAAScore uint64
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OrphanExpireScanIntervalDAAScore uint64
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MaximumOrphanTransactionMass uint64
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MaximumOrphanTransactionCount uint64
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AcceptNonStandard bool
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MaximumMassPerBlock uint64
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MinimumRelayTransactionFee util.Amount
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MinimumStandardTransactionVersion uint16
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MaximumStandardTransactionVersion uint16
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}
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// DefaultConfig returns the default mempool configuration
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func DefaultConfig(dagParams *dagconfig.Params) *Config {
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targetBlocksPerSecond := time.Second.Seconds() / dagParams.TargetTimePerBlock.Seconds()
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return &Config{
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MaximumTransactionCount: defaultMaximumTransactionCount,
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TransactionExpireIntervalDAAScore: uint64(float64(defaultTransactionExpireIntervalSeconds) / targetBlocksPerSecond),
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TransactionExpireScanIntervalDAAScore: uint64(float64(defaultTransactionExpireScanIntervalSeconds) / targetBlocksPerSecond),
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TransactionExpireScanIntervalSeconds: defaultTransactionExpireScanIntervalSeconds,
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OrphanExpireIntervalDAAScore: uint64(float64(defaultOrphanExpireIntervalSeconds) / targetBlocksPerSecond),
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OrphanExpireScanIntervalDAAScore: uint64(float64(defaultOrphanExpireScanIntervalSeconds) / targetBlocksPerSecond),
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MaximumOrphanTransactionMass: defaultMaximumOrphanTransactionMass,
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MaximumOrphanTransactionCount: defaultMaximumOrphanTransactionCount,
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AcceptNonStandard: dagParams.RelayNonStdTxs,
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MaximumMassPerBlock: dagParams.MaxBlockMass,
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MinimumRelayTransactionFee: defaultMinimumRelayTransactionFee,
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MinimumStandardTransactionVersion: defaultMinimumStandardTransactionVersion,
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MaximumStandardTransactionVersion: defaultMaximumStandardTransactionVersion,
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}
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}
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