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90 lines
2.6 KiB
90 lines
2.6 KiB
package shardingconfig
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import (
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"math/big"
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ethCommon "github.com/ethereum/go-ethereum/common"
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"github.com/harmony-one/harmony/numeric"
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"github.com/harmony-one/harmony/internal/genesis"
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"github.com/harmony-one/harmony/internal/params"
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)
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// PangaeaSchedule is the Pangaea sharding configuration schedule.
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var PangaeaSchedule pangaeaSchedule
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type pangaeaSchedule struct{}
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const (
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// 8*450=3600 sec epochs for P3 of open staking
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pangaeaBlocksPerEpoch = 450
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pangaeaVdfDifficulty = 10000 // This takes about 20s to finish the vdf
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// PangaeaHTTPPattern is the http pattern for pangaea.
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PangaeaHTTPPattern = "https://api.s%d.os.hmny.io"
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// PangaeaWSPattern is the websocket pattern for pangaea.
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PangaeaWSPattern = "wss://ws.s%d.os.hmny.io"
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)
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func (ps pangaeaSchedule) InstanceForEpoch(epoch *big.Int) Instance {
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switch {
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case epoch.Cmp(params.PangaeaChainConfig.StakingEpoch) >= 0:
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return pangaeaV1
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default: // genesis
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return pangaeaV0
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}
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}
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func (ps pangaeaSchedule) BlocksPerEpoch() uint64 {
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return pangaeaBlocksPerEpoch
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}
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func (ps pangaeaSchedule) CalcEpochNumber(blockNum uint64) *big.Int {
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epoch := blockNum / ps.BlocksPerEpoch()
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return big.NewInt(int64(epoch))
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}
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func (ps pangaeaSchedule) IsLastBlock(blockNum uint64) bool {
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return (blockNum+1)%ps.BlocksPerEpoch() == 0
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}
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func (ps pangaeaSchedule) EpochLastBlock(epochNum uint64) uint64 {
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return ps.BlocksPerEpoch()*(epochNum+1) - 1
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}
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func (ps pangaeaSchedule) VdfDifficulty() int {
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return pangaeaVdfDifficulty
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}
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func (ps pangaeaSchedule) GetNetworkID() NetworkID {
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return Pangaea
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}
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// GetShardingStructure is the sharding structure for mainnet.
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func (ps pangaeaSchedule) GetShardingStructure(numShard, shardID int) []map[string]interface{} {
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return genShardingStructure(numShard, shardID, PangaeaHTTPPattern, PangaeaWSPattern)
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}
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// IsSkippedEpoch returns if an epoch was skipped on shard due to staking epoch
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func (ps pangaeaSchedule) IsSkippedEpoch(shardID uint32, epoch *big.Int) bool {
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return false
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}
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var pangaeaReshardingEpoch = []*big.Int{
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big.NewInt(0),
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params.PangaeaChainConfig.StakingEpoch,
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}
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var pangaeaV0 = MustNewInstance(
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4, 30, 30, 0, numeric.OneDec(), genesis.TNHarmonyAccounts,
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genesis.TNFoundationalAccounts, emptyAllowlist, nil,
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numeric.ZeroDec(), ethCommon.Address{},
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pangaeaReshardingEpoch, PangaeaSchedule.BlocksPerEpoch(),
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)
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var pangaeaV1 = MustNewInstance(
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4, 110, 30, 0, numeric.MustNewDecFromStr("0.68"),
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genesis.TNHarmonyAccounts, genesis.TNFoundationalAccounts,
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emptyAllowlist, nil, numeric.ZeroDec(), ethCommon.Address{},
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pangaeaReshardingEpoch, PangaeaSchedule.BlocksPerEpoch(),
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)
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