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85 lines
2.4 KiB
85 lines
2.4 KiB
package shardingconfig
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import (
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"math/big"
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"github.com/harmony-one/harmony/internal/genesis"
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)
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// LocalnetSchedule is the local testnet sharding
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// configuration schedule.
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var LocalnetSchedule localnetSchedule
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type localnetSchedule struct{}
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const (
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localnetV1Epoch = 1
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localnetV2Epoch = 2
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localnetEpochBlock1 = 10
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twoOne = 5
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localnetVdfDifficulty = 5000 // This takes about 10s to finish the vdf
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localnetConsensusRatio = float64(0.1)
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// TODO: remove it after randomness feature turned on mainnet
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localnetRandomnessStartingEpoch = 0
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)
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func (localnetSchedule) InstanceForEpoch(epoch *big.Int) Instance {
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switch {
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case epoch.Cmp(big.NewInt(localnetV2Epoch)) >= 0:
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return localnetV2
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case epoch.Cmp(big.NewInt(localnetV1Epoch)) >= 0:
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return localnetV1
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default: // genesis
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return localnetV0
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}
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}
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func (localnetSchedule) BlocksPerEpoch() uint64 {
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return twoOne
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}
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func (ls localnetSchedule) CalcEpochNumber(blockNum uint64) *big.Int {
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blocks := ls.BlocksPerEpoch()
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switch {
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case blockNum >= localnetEpochBlock1:
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return big.NewInt(int64((blockNum-localnetEpochBlock1)/blocks) + 1)
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default:
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return big.NewInt(0)
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}
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}
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func (ls localnetSchedule) IsLastBlock(blockNum uint64) bool {
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blocks := ls.BlocksPerEpoch()
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switch {
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case blockNum < localnetEpochBlock1-1:
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return false
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case blockNum == localnetEpochBlock1-1:
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return true
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default:
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return ((blockNum-localnetEpochBlock1)%blocks == blocks-1)
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}
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}
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func (ls localnetSchedule) VdfDifficulty() int {
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return localnetVdfDifficulty
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}
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// ConsensusRatio ratio of new nodes vs consensus total nodes
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func (ls localnetSchedule) ConsensusRatio() float64 {
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return localnetConsensusRatio
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}
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// TODO: remove it after randomness feature turned on mainnet
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//RandonnessStartingEpoch returns starting epoch of randonness generation
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func (ls localnetSchedule) RandomnessStartingEpoch() uint64 {
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return localnetRandomnessStartingEpoch
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}
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var localnetReshardingEpoch = []*big.Int{big.NewInt(0), big.NewInt(localnetV1Epoch), big.NewInt(localnetV2Epoch)}
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var localnetV0 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccounts, genesis.LocalFnAccounts, localnetReshardingEpoch)
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var localnetV1 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccountsV1, genesis.LocalFnAccountsV1, localnetReshardingEpoch)
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var localnetV2 = MustNewInstance(2, 10, 4, genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, localnetReshardingEpoch)
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