330 lines
10 KiB
Go
330 lines
10 KiB
Go
package vm
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import (
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"fmt"
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"github.com/ipfs/go-cid"
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"github.com/filecoin-project/go-address"
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addr "github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/go-state-types/crypto"
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vmr "github.com/filecoin-project/specs-actors/v7/actors/runtime"
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proof7 "github.com/filecoin-project/specs-actors/v7/actors/runtime/proof"
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"github.com/filecoin-project/lotus/build"
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)
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type GasCharge struct {
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Name string
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Extra interface{}
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ComputeGas int64
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StorageGas int64
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VirtualCompute int64
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VirtualStorage int64
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}
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func (g GasCharge) Total() int64 {
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return g.ComputeGas + g.StorageGas
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}
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func (g GasCharge) WithVirtual(compute, storage int64) GasCharge {
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out := g
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out.VirtualCompute = compute
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out.VirtualStorage = storage
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return out
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}
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func (g GasCharge) WithExtra(extra interface{}) GasCharge {
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out := g
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out.Extra = extra
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return out
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}
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func newGasCharge(name string, computeGas int64, storageGas int64) GasCharge {
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return GasCharge{
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Name: name,
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ComputeGas: computeGas,
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StorageGas: storageGas,
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}
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}
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// Pricelist provides prices for operations in the LegacyVM.
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//
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// Note: this interface should be APPEND ONLY since last chain checkpoint
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type Pricelist interface {
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// OnChainMessage returns the gas used for storing a message of a given size in the chain.
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OnChainMessage(msgSize int) GasCharge
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// OnChainReturnValue returns the gas used for storing the response of a message in the chain.
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OnChainReturnValue(dataSize int) GasCharge
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// OnMethodInvocation returns the gas used when invoking a method.
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OnMethodInvocation(value abi.TokenAmount, methodNum abi.MethodNum) GasCharge
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// OnIpldGet returns the gas used for storing an object
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OnIpldGet() GasCharge
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// OnIpldPut returns the gas used for storing an object
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OnIpldPut(dataSize int) GasCharge
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// OnCreateActor returns the gas used for creating an actor
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OnCreateActor() GasCharge
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// OnDeleteActor returns the gas used for deleting an actor
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OnDeleteActor() GasCharge
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OnVerifySignature(sigType crypto.SigType, planTextSize int) (GasCharge, error)
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OnHashing(dataSize int) GasCharge
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OnComputeUnsealedSectorCid(proofType abi.RegisteredSealProof, pieces []abi.PieceInfo) GasCharge
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OnVerifySeal(info proof7.SealVerifyInfo) GasCharge
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OnVerifyAggregateSeals(aggregate proof7.AggregateSealVerifyProofAndInfos) GasCharge
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OnVerifyReplicaUpdate(update proof7.ReplicaUpdateInfo) GasCharge
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OnVerifyPost(info proof7.WindowPoStVerifyInfo) GasCharge
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OnVerifyConsensusFault() GasCharge
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}
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// Prices are the price lists per starting epoch. Public for testing purposes
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// (concretely to allow the test vector runner to rebase prices).
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var Prices = map[abi.ChainEpoch]Pricelist{
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abi.ChainEpoch(0): &pricelistV0{
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computeGasMulti: 1,
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storageGasMulti: 1000,
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onChainMessageComputeBase: 38863,
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onChainMessageStorageBase: 36,
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onChainMessageStoragePerByte: 1,
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onChainReturnValuePerByte: 1,
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sendBase: 29233,
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sendTransferFunds: 27500,
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sendTransferOnlyPremium: 159672,
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sendInvokeMethod: -5377,
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ipldGetBase: 75242,
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ipldPutBase: 84070,
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ipldPutPerByte: 1,
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createActorCompute: 1108454,
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createActorStorage: 36 + 40,
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deleteActor: -(36 + 40), // -createActorStorage
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verifySignature: map[crypto.SigType]int64{
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crypto.SigTypeBLS: 16598605,
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crypto.SigTypeSecp256k1: 1637292,
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},
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hashingBase: 31355,
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computeUnsealedSectorCidBase: 98647,
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verifySealBase: 2000, // TODO gas , it VerifySeal syscall is not used
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verifyAggregateSealBase: 0,
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verifyPostLookup: map[abi.RegisteredPoStProof]scalingCost{
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abi.RegisteredPoStProof_StackedDrgWindow512MiBV1: {
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flat: 123861062,
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scale: 9226981,
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},
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abi.RegisteredPoStProof_StackedDrgWindow32GiBV1: {
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flat: 748593537,
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scale: 85639,
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},
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abi.RegisteredPoStProof_StackedDrgWindow64GiBV1: {
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flat: 748593537,
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scale: 85639,
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},
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},
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verifyPostDiscount: true,
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verifyConsensusFault: 495422,
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},
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abi.ChainEpoch(build.UpgradeCalicoHeight): &pricelistV0{
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computeGasMulti: 1,
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storageGasMulti: 1300,
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onChainMessageComputeBase: 38863,
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onChainMessageStorageBase: 36,
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onChainMessageStoragePerByte: 1,
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onChainReturnValuePerByte: 1,
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sendBase: 29233,
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sendTransferFunds: 27500,
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sendTransferOnlyPremium: 159672,
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sendInvokeMethod: -5377,
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ipldGetBase: 114617,
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ipldPutBase: 353640,
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ipldPutPerByte: 1,
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createActorCompute: 1108454,
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createActorStorage: 36 + 40,
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deleteActor: -(36 + 40), // -createActorStorage
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verifySignature: map[crypto.SigType]int64{
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crypto.SigTypeBLS: 16598605,
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crypto.SigTypeSecp256k1: 1637292,
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},
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hashingBase: 31355,
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computeUnsealedSectorCidBase: 98647,
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verifySealBase: 2000, // TODO gas, it VerifySeal syscall is not used
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verifyAggregateSealPer: map[abi.RegisteredSealProof]int64{
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abi.RegisteredSealProof_StackedDrg32GiBV1_1: 449900,
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abi.RegisteredSealProof_StackedDrg64GiBV1_1: 359272,
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},
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verifyAggregateSealSteps: map[abi.RegisteredSealProof]stepCost{
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abi.RegisteredSealProof_StackedDrg32GiBV1_1: {
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{4, 103994170},
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{7, 112356810},
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{13, 122912610},
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{26, 137559930},
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{52, 162039100},
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{103, 210960780},
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{205, 318351180},
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{410, 528274980},
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},
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abi.RegisteredSealProof_StackedDrg64GiBV1_1: {
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{4, 102581240},
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{7, 110803030},
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{13, 120803700},
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{26, 134642130},
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{52, 157357890},
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{103, 203017690},
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{205, 304253590},
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{410, 509880640},
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},
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},
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verifyPostLookup: map[abi.RegisteredPoStProof]scalingCost{
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abi.RegisteredPoStProof_StackedDrgWindow512MiBV1: {
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flat: 117680921,
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scale: 43780,
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},
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abi.RegisteredPoStProof_StackedDrgWindow32GiBV1: {
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flat: 117680921,
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scale: 43780,
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},
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abi.RegisteredPoStProof_StackedDrgWindow64GiBV1: {
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flat: 117680921,
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scale: 43780,
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},
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},
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verifyPostDiscount: false,
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verifyConsensusFault: 495422,
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verifyReplicaUpdate: 36316136,
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},
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}
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// PricelistByEpoch finds the latest prices for the given epoch
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func PricelistByEpoch(epoch abi.ChainEpoch) Pricelist {
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// since we are storing the prices as map or epoch to price
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// we need to get the price with the highest epoch that is lower or equal to the `epoch` arg
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bestEpoch := abi.ChainEpoch(0)
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bestPrice := Prices[bestEpoch]
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for e, pl := range Prices {
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// if `e` happened after `bestEpoch` and `e` is earlier or equal to the target `epoch`
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if e > bestEpoch && e <= epoch {
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bestEpoch = e
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bestPrice = pl
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}
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}
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if bestPrice == nil {
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panic(fmt.Sprintf("bad setup: no gas prices available for epoch %d", epoch))
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}
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return bestPrice
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}
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type pricedSyscalls struct {
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under vmr.Syscalls
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pl Pricelist
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chargeGas func(GasCharge)
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}
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// Verifies that a signature is valid for an address and plaintext.
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func (ps pricedSyscalls) VerifySignature(signature crypto.Signature, signer addr.Address, plaintext []byte) error {
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c, err := ps.pl.OnVerifySignature(signature.Type, len(plaintext))
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if err != nil {
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return err
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}
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ps.chargeGas(c)
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifySignature(signature, signer, plaintext)
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}
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// Hashes input data using blake2b with 256 bit output.
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func (ps pricedSyscalls) HashBlake2b(data []byte) [32]byte {
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ps.chargeGas(ps.pl.OnHashing(len(data)))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.HashBlake2b(data)
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}
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// Computes an unsealed sector CID (CommD) from its constituent piece CIDs (CommPs) and sizes.
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func (ps pricedSyscalls) ComputeUnsealedSectorCID(reg abi.RegisteredSealProof, pieces []abi.PieceInfo) (cid.Cid, error) {
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ps.chargeGas(ps.pl.OnComputeUnsealedSectorCid(reg, pieces))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.ComputeUnsealedSectorCID(reg, pieces)
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}
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// Verifies a sector seal proof.
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func (ps pricedSyscalls) VerifySeal(vi proof7.SealVerifyInfo) error {
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ps.chargeGas(ps.pl.OnVerifySeal(vi))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifySeal(vi)
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}
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// Verifies a proof of spacetime.
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func (ps pricedSyscalls) VerifyPoSt(vi proof7.WindowPoStVerifyInfo) error {
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ps.chargeGas(ps.pl.OnVerifyPost(vi))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifyPoSt(vi)
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}
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// Verifies that two block headers provide proof of a consensus fault:
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// - both headers mined by the same actor
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// - headers are different
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// - first header is of the same or lower epoch as the second
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// - at least one of the headers appears in the current chain at or after epoch `earliest`
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// - the headers provide evidence of a fault (see the spec for the different fault types).
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// The parameters are all serialized block headers. The third "extra" parameter is consulted only for
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// the "parent grinding fault", in which case it must be the sibling of h1 (same parent tipset) and one of the
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// blocks in the parent of h2 (i.e. h2's grandparent).
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// Returns nil and an error if the headers don't prove a fault.
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func (ps pricedSyscalls) VerifyConsensusFault(h1 []byte, h2 []byte, extra []byte) (*vmr.ConsensusFault, error) {
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ps.chargeGas(ps.pl.OnVerifyConsensusFault())
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifyConsensusFault(h1, h2, extra)
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}
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func (ps pricedSyscalls) BatchVerifySeals(inp map[address.Address][]proof7.SealVerifyInfo) (map[address.Address][]bool, error) {
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count := int64(0)
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for _, svis := range inp {
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count += int64(len(svis))
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}
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gasChargeSum := newGasCharge("BatchVerifySeals", 0, 0)
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gasChargeSum = gasChargeSum.WithExtra(count).WithVirtual(15075005*count+899741502, 0)
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ps.chargeGas(gasChargeSum) // real gas charged by actors
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.BatchVerifySeals(inp)
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}
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func (ps pricedSyscalls) VerifyAggregateSeals(aggregate proof7.AggregateSealVerifyProofAndInfos) error {
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ps.chargeGas(ps.pl.OnVerifyAggregateSeals(aggregate))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifyAggregateSeals(aggregate)
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}
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func (ps pricedSyscalls) VerifyReplicaUpdate(update proof7.ReplicaUpdateInfo) error {
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ps.chargeGas(ps.pl.OnVerifyReplicaUpdate(update))
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defer ps.chargeGas(gasOnActorExec)
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return ps.under.VerifyReplicaUpdate(update)
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}
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