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74 lines
1.9 KiB
74 lines
1.9 KiB
package shardingconfig
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import (
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"math/big"
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"time"
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"github.com/harmony-one/harmony/common/denominations"
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)
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const (
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// VLBPE is a Very Large Block Per Epoch
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VLBPE = 1000000000000
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)
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type fixedSchedule struct {
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instance Instance
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}
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// InstanceForEpoch returns the fixed sharding configuration instance regardless
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// the given epoch.
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func (s fixedSchedule) InstanceForEpoch(epoch *big.Int) Instance {
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return s.instance
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}
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func (s fixedSchedule) BlocksPerEpoch() uint64 {
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return VLBPE
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}
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func (s fixedSchedule) CalcEpochNumber(blockNum uint64) *big.Int {
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return big.NewInt(int64(blockNum / s.BlocksPerEpoch()))
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}
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func (s fixedSchedule) IsLastBlock(blockNum uint64) bool {
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blocks := s.BlocksPerEpoch()
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return blockNum%blocks == blocks-1
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}
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func (s fixedSchedule) MaxTxAmountLimit() *big.Int {
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amountBigInt := big.NewInt(mainnetMaxTxAmountLimit)
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amountBigInt = amountBigInt.Mul(amountBigInt, big.NewInt(denominations.One))
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return amountBigInt
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}
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func (s fixedSchedule) MaxNumRecentTxsPerAccountLimit() uint64 {
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return mainnetMaxNumRecentTxsPerAccountLimit
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}
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func (s fixedSchedule) MaxTxPoolSizeLimit() int {
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return mainnetMaxTxPoolSizeLimit
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}
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func (s fixedSchedule) MaxNumTxsPerBlockLimit() int {
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return mainnetMaxNumTxsPerBlockLimit
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}
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func (s fixedSchedule) RecentTxDuration() time.Duration {
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return mainnetRecentTxDuration
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}
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func (s fixedSchedule) TxsThrottleConfig() *TxsThrottleConfig {
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return &TxsThrottleConfig{
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MaxTxAmountLimit: s.MaxTxAmountLimit(),
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MaxNumRecentTxsPerAccountLimit: s.MaxNumRecentTxsPerAccountLimit(),
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MaxTxPoolSizeLimit: s.MaxTxPoolSizeLimit(),
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MaxNumTxsPerBlockLimit: s.MaxNumTxsPerBlockLimit(),
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RecentTxDuration: s.RecentTxDuration(),
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}
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}
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// NewFixedSchedule returns a sharding configuration schedule that uses the
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// given config instance for all epochs. Useful for testing.
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func NewFixedSchedule(instance Instance) Schedule {
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return fixedSchedule{instance: instance}
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}
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