package shardingconfig import ( "fmt" "math/big" "github.com/harmony-one/harmony/internal/params" "github.com/harmony-one/harmony/numeric" "github.com/harmony-one/harmony/internal/genesis" ) // LocalnetSchedule is the local testnet sharding // configuration schedule. var LocalnetSchedule localnetSchedule type localnetSchedule struct{} const ( localnetV1Epoch = 1 localnetEpochBlock1 = 10 localnetBlocksPerEpoch = 5 localnetBlocksPerEpochV2 = 10 localnetVdfDifficulty = 5000 // This takes about 10s to finish the vdf ) func (ls localnetSchedule) InstanceForEpoch(epoch *big.Int) Instance { switch { case params.LocalnetChainConfig.IsSixtyPercent(epoch): return localnetV3_1 case params.LocalnetChainConfig.IsTwoSeconds(epoch): return localnetV3 case params.LocalnetChainConfig.IsStaking(epoch): return localnetV2 case epoch.Cmp(big.NewInt(localnetV1Epoch)) >= 0: return localnetV1 default: // genesis return localnetV0 } } func (ls localnetSchedule) BlocksPerEpochOld() uint64 { return localnetBlocksPerEpoch } func (ls localnetSchedule) BlocksPerEpoch() uint64 { return localnetBlocksPerEpochV2 } func (ls localnetSchedule) twoSecondsFirstBlock() uint64 { if params.LocalnetChainConfig.TwoSecondsEpoch.Uint64() == 0 { return 0 } return (params.LocalnetChainConfig.TwoSecondsEpoch.Uint64()-1)*ls.BlocksPerEpochOld() + localnetEpochBlock1 } func (ls localnetSchedule) CalcEpochNumber(blockNum uint64) *big.Int { blocks := ls.BlocksPerEpochOld() var oldEpochNumber int64 switch { case blockNum >= localnetEpochBlock1: oldEpochNumber = int64((blockNum-localnetEpochBlock1)/blocks) + 1 default: oldEpochNumber = 0 } firstBlock2s := ls.twoSecondsFirstBlock() switch { case params.LocalnetChainConfig.IsTwoSeconds(big.NewInt(oldEpochNumber)): return big.NewInt(int64((blockNum-firstBlock2s)/ls.BlocksPerEpoch() + params.LocalnetChainConfig.TwoSecondsEpoch.Uint64())) default: // genesis return big.NewInt(oldEpochNumber) } } func (ls localnetSchedule) IsLastBlock(blockNum uint64) bool { blocks := ls.BlocksPerEpochOld() switch { case blockNum < localnetEpochBlock1-1: return false case blockNum == localnetEpochBlock1-1: return true default: firstBlock2s := ls.twoSecondsFirstBlock() switch { case blockNum >= firstBlock2s: return ((blockNum-firstBlock2s)%ls.BlocksPerEpoch() == ls.BlocksPerEpoch()-1) default: // genesis return ((blockNum-localnetEpochBlock1)%blocks == blocks-1) } } } func (ls localnetSchedule) EpochLastBlock(epochNum uint64) uint64 { blocks := ls.BlocksPerEpochOld() switch { case epochNum == 0: return localnetEpochBlock1 - 1 default: firstBlock2s := ls.twoSecondsFirstBlock() switch { case params.LocalnetChainConfig.IsTwoSeconds(big.NewInt(int64(epochNum))): return firstBlock2s - 1 + ls.BlocksPerEpoch()*(epochNum-params.LocalnetChainConfig.TwoSecondsEpoch.Uint64()+1) default: // genesis return localnetEpochBlock1 - 1 + blocks*epochNum } } } func (ls localnetSchedule) VdfDifficulty() int { return localnetVdfDifficulty } func (ls localnetSchedule) GetNetworkID() NetworkID { return LocalNet } // GetShardingStructure is the sharding structure for localnet. func (ls localnetSchedule) GetShardingStructure(numShard, shardID int) []map[string]interface{} { res := []map[string]interface{}{} for i := 0; i < numShard; i++ { res = append(res, map[string]interface{}{ "current": int(shardID) == i, "shardID": i, "http": fmt.Sprintf("http://127.0.0.1:%d", 9500+i), "ws": fmt.Sprintf("ws://127.0.0.1:%d", 9800+i), }) } return res } // IsSkippedEpoch returns if an epoch was skipped on shard due to staking epoch func (ls localnetSchedule) IsSkippedEpoch(shardID uint32, epoch *big.Int) bool { return false } var ( localnetReshardingEpoch = []*big.Int{ big.NewInt(0), big.NewInt(localnetV1Epoch), params.LocalnetChainConfig.StakingEpoch, params.LocalnetChainConfig.TwoSecondsEpoch, } // Number of shards, how many slots on each , how many slots owned by Harmony localnetV0 = MustNewInstance(2, 7, 5, 0, numeric.OneDec(), genesis.LocalHarmonyAccounts, genesis.LocalFnAccounts, localnetReshardingEpoch, LocalnetSchedule.BlocksPerEpochOld()) localnetV1 = MustNewInstance(2, 8, 5, 0, numeric.OneDec(), genesis.LocalHarmonyAccountsV1, genesis.LocalFnAccountsV1, localnetReshardingEpoch, LocalnetSchedule.BlocksPerEpochOld()) localnetV2 = MustNewInstance(2, 9, 6, 0, numeric.MustNewDecFromStr("0.68"), genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, localnetReshardingEpoch, LocalnetSchedule.BlocksPerEpochOld()) localnetV3 = MustNewInstance(2, 9, 6, 0, numeric.MustNewDecFromStr("0.68"), genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, localnetReshardingEpoch, LocalnetSchedule.BlocksPerEpoch()) localnetV3_1 = MustNewInstance(2, 9, 6, 0, numeric.MustNewDecFromStr("0.68"), genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, localnetReshardingEpoch, LocalnetSchedule.BlocksPerEpoch()) )