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feat: Conway protocol parameter updates
* update protocol parameter set from protocol param update spec * update protocol parameter set from genesis * move GenesisRat type to common Fixes #746
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,232 @@ | ||
| // Copyright 2024 Blink Labs Software | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package conway | ||
|
|
||
| import ( | ||
| "github.com/blinklabs-io/gouroboros/cbor" | ||
| "github.com/blinklabs-io/gouroboros/ledger/babbage" | ||
| "github.com/blinklabs-io/gouroboros/ledger/common" | ||
| ) | ||
|
|
||
| type ConwayProtocolParameters struct { | ||
| cbor.StructAsArray | ||
| MinFeeA uint | ||
| MinFeeB uint | ||
| MaxBlockBodySize uint | ||
| MaxTxSize uint | ||
| MaxBlockHeaderSize uint | ||
| KeyDeposit uint | ||
| PoolDeposit uint | ||
| MaxEpoch uint | ||
| NOpt uint | ||
| A0 *cbor.Rat | ||
| Rho *cbor.Rat | ||
| Tau *cbor.Rat | ||
| ProtocolVersion common.ProtocolParametersProtocolVersion | ||
| MinPoolCost uint64 | ||
| AdaPerUtxoByte uint64 | ||
| CostModels map[uint][]uint64 | ||
| ExecutionCosts common.ExUnitPrice | ||
| MaxTxExUnits common.ExUnit | ||
| MaxBlockExUnits common.ExUnit | ||
| MaxValueSize uint | ||
| CollateralPercentage uint | ||
| MaxCollateralInputs uint | ||
| PoolVotingThresholds PoolVotingThresholds | ||
| DRepVotingThresholds DRepVotingThresholds | ||
| MinCommitteeSize uint | ||
| CommitteeTermLimit uint64 | ||
| GovActionValidityPeriod uint64 | ||
| GovActionDeposit uint64 | ||
| DRepDeposit uint64 | ||
| DRepInactivityPeriod uint64 | ||
| MinFeeRefScriptCostPerByte *cbor.Rat | ||
| } | ||
|
|
||
| func (p *ConwayProtocolParameters) Update(paramUpdate *ConwayProtocolParameterUpdate) { | ||
| if paramUpdate.MinFeeA != nil { | ||
| p.MinFeeA = *paramUpdate.MinFeeA | ||
| } | ||
| if paramUpdate.MinFeeB != nil { | ||
| p.MinFeeB = *paramUpdate.MinFeeB | ||
| } | ||
| if paramUpdate.MaxBlockBodySize != nil { | ||
| p.MaxBlockBodySize = *paramUpdate.MaxBlockBodySize | ||
| } | ||
| if paramUpdate.MaxTxSize != nil { | ||
| p.MaxTxSize = *paramUpdate.MaxTxSize | ||
| } | ||
| if paramUpdate.MaxBlockHeaderSize != nil { | ||
| p.MaxBlockHeaderSize = *paramUpdate.MaxBlockHeaderSize | ||
| } | ||
| if paramUpdate.KeyDeposit != nil { | ||
| p.KeyDeposit = *paramUpdate.KeyDeposit | ||
| } | ||
| if paramUpdate.PoolDeposit != nil { | ||
| p.PoolDeposit = *paramUpdate.PoolDeposit | ||
| } | ||
| if paramUpdate.MaxEpoch != nil { | ||
| p.MaxEpoch = *paramUpdate.MaxEpoch | ||
| } | ||
| if paramUpdate.NOpt != nil { | ||
| p.NOpt = *paramUpdate.NOpt | ||
| } | ||
| if paramUpdate.A0 != nil { | ||
| p.A0 = paramUpdate.A0 | ||
| } | ||
| if paramUpdate.Rho != nil { | ||
| p.Rho = paramUpdate.Rho | ||
| } | ||
| if paramUpdate.Tau != nil { | ||
| p.Tau = paramUpdate.Tau | ||
| } | ||
| if paramUpdate.ProtocolVersion != nil { | ||
| p.ProtocolVersion = *paramUpdate.ProtocolVersion | ||
| } | ||
| if paramUpdate.MinPoolCost != nil { | ||
| p.MinPoolCost = *paramUpdate.MinPoolCost | ||
| } | ||
| if paramUpdate.AdaPerUtxoByte != nil { | ||
| p.AdaPerUtxoByte = *paramUpdate.AdaPerUtxoByte | ||
| } | ||
| if paramUpdate.CostModels != nil { | ||
| p.CostModels = paramUpdate.CostModels | ||
| } | ||
| if paramUpdate.ExecutionCosts != nil { | ||
| p.ExecutionCosts = *paramUpdate.ExecutionCosts | ||
| } | ||
| if paramUpdate.MaxTxExUnits != nil { | ||
| p.MaxTxExUnits = *paramUpdate.MaxTxExUnits | ||
| } | ||
| if paramUpdate.MaxBlockExUnits != nil { | ||
| p.MaxBlockExUnits = *paramUpdate.MaxBlockExUnits | ||
| } | ||
| if paramUpdate.MaxValueSize != nil { | ||
| p.MaxValueSize = *paramUpdate.MaxValueSize | ||
| } | ||
| if paramUpdate.CollateralPercentage != nil { | ||
| p.CollateralPercentage = *paramUpdate.CollateralPercentage | ||
| } | ||
| if paramUpdate.MaxCollateralInputs != nil { | ||
| p.MaxCollateralInputs = *paramUpdate.MaxCollateralInputs | ||
| } | ||
| if paramUpdate.PoolVotingThresholds != nil { | ||
| p.PoolVotingThresholds = *paramUpdate.PoolVotingThresholds | ||
| } | ||
| if paramUpdate.DRepVotingThresholds != nil { | ||
| p.DRepVotingThresholds = *paramUpdate.DRepVotingThresholds | ||
| } | ||
| if paramUpdate.MinCommitteeSize != nil { | ||
| p.MinCommitteeSize = *paramUpdate.MinCommitteeSize | ||
| } | ||
| if paramUpdate.CommitteeTermLimit != nil { | ||
| p.CommitteeTermLimit = *paramUpdate.CommitteeTermLimit | ||
| } | ||
| if paramUpdate.GovActionValidityPeriod != nil { | ||
| p.GovActionValidityPeriod = *paramUpdate.GovActionValidityPeriod | ||
| } | ||
| if paramUpdate.GovActionDeposit != nil { | ||
| p.GovActionDeposit = *paramUpdate.GovActionDeposit | ||
| } | ||
| if paramUpdate.DRepDeposit != nil { | ||
| p.DRepDeposit = *paramUpdate.DRepDeposit | ||
| } | ||
| if paramUpdate.DRepInactivityPeriod != nil { | ||
| p.DRepInactivityPeriod = *paramUpdate.DRepInactivityPeriod | ||
| } | ||
| if paramUpdate.MinFeeRefScriptCostPerByte != nil { | ||
| p.MinFeeRefScriptCostPerByte = paramUpdate.MinFeeRefScriptCostPerByte | ||
| } | ||
| } | ||
|
|
||
| func (p *ConwayProtocolParameters) UpdateFromGenesis(genesis *ConwayGenesis) { | ||
| // TODO | ||
| /* | ||
| PoolVotingThresholds ConwayGenesisPoolVotingThresholds | ||
| DRepVotingThresholds ConwayGenesisDRepVotingThresholds | ||
| MinCommitteeSize uint `json:"committeeMinSize"` | ||
| CommitteeTermLimit uint64 `json:"committeeMaxTermLength"` | ||
| GovActionValidityPeriod uint64 `json:"govActionLifetime"` | ||
| GovActionDeposit uint64 | ||
| DRepDeposit uint64 `json:"dRepDeposit"` | ||
| DRepInactivityPeriod uint64 `json:"dRepActivity"` | ||
| MinFeeRefScriptCostPerByte float32 | ||
| PlutusV3CostModel []int `json:"plutusV3CostModel"` | ||
| */ | ||
| /* | ||
| // XXX: do we need to convert this? | ||
| p.AdaPerUtxoByte = genesis.LovelacePerUtxoWord | ||
| p.MaxValueSize = genesis.MaxValueSize | ||
| p.CollateralPercentage = genesis.CollateralPercentage | ||
| p.MaxCollateralInputs = genesis.MaxCollateralInputs | ||
| p.MaxTxExUnits = common.ExUnit{ | ||
| Mem: genesis.MaxTxExUnits.Mem, | ||
| Steps: genesis.MaxTxExUnits.Steps, | ||
| } | ||
| p.MaxBlockExUnits = common.ExUnit{ | ||
| Mem: genesis.MaxBlockExUnits.Mem, | ||
| Steps: genesis.MaxBlockExUnits.Steps, | ||
| } | ||
| if genesis.ExecutionPrices.Mem != nil && genesis.ExecutionPrices.Steps != nil { | ||
| p.ExecutionCosts = common.ExUnitPrice{ | ||
| MemPrice: &cbor.Rat{Rat: genesis.ExecutionPrices.Mem.Rat}, | ||
| StepPrice: &cbor.Rat{Rat: genesis.ExecutionPrices.Steps.Rat}, | ||
| } | ||
| } | ||
| // TODO: cost models | ||
| // We have 150+ string values to map to array indexes | ||
| // CostModels map[string]map[string]int | ||
| */ | ||
| } | ||
|
|
||
| type ConwayProtocolParameterUpdate struct { | ||
| babbage.BabbageProtocolParameterUpdate | ||
| PoolVotingThresholds *PoolVotingThresholds `cbor:"25,keyasint"` | ||
| DRepVotingThresholds *DRepVotingThresholds `cbor:"26,keyasint"` | ||
| MinCommitteeSize *uint `cbor:"27,keyasint"` | ||
| CommitteeTermLimit *uint64 `cbor:"28,keyasint"` | ||
| GovActionValidityPeriod *uint64 `cbor:"29,keyasint"` | ||
| GovActionDeposit *uint64 `cbor:"30,keyasint"` | ||
| DRepDeposit *uint64 `cbor:"31,keyasint"` | ||
| DRepInactivityPeriod *uint64 `cbor:"32,keyasint"` | ||
| MinFeeRefScriptCostPerByte *cbor.Rat `cbor:"33,keyasint"` | ||
| } | ||
|
|
||
| func (u *ConwayProtocolParameterUpdate) UnmarshalCBOR(data []byte) error { | ||
| return u.UnmarshalCbor(data, u) | ||
| } | ||
|
|
||
| type PoolVotingThresholds struct { | ||
| cbor.StructAsArray | ||
| MotionNoConfidence cbor.Rat | ||
| CommitteeNormal cbor.Rat | ||
| CommitteeNoConfidence cbor.Rat | ||
| HardForkInitiation cbor.Rat | ||
| SecurityRelevantParameterVotingThreshold cbor.Rat | ||
| } | ||
|
|
||
| type DRepVotingThresholds struct { | ||
| cbor.StructAsArray | ||
| MotionNoConfidence cbor.Rat | ||
| CommitteeNormal cbor.Rat | ||
| CommitteeNoConfidence cbor.Rat | ||
| UpdateConstitution cbor.Rat | ||
| HardForkInitiation cbor.Rat | ||
| PPNetworkGroup cbor.Rat | ||
| PPEconomicGroup cbor.Rat | ||
| PPTechnicalGroup cbor.Rat | ||
| PPGovGroup cbor.Rat | ||
| TreasureWithdrawal cbor.Rat | ||
| } |
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