8418464d91
Switch to using extracted address library
1227 lines
34 KiB
Go
1227 lines
34 KiB
Go
package actors
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import (
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"bytes"
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"context"
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"encoding/binary"
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"fmt"
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ffi "github.com/filecoin-project/filecoin-ffi"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors/aerrors"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/lib/sectorbuilder"
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"github.com/filecoin-project/go-amt-ipld"
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"github.com/ipfs/go-cid"
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cbor "github.com/ipfs/go-ipld-cbor"
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"github.com/libp2p/go-libp2p-core/peer"
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cbg "github.com/whyrusleeping/cbor-gen"
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"go.opencensus.io/trace"
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"golang.org/x/xerrors"
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)
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const MaxSectors = 1 << 48
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type StorageMinerActor struct{}
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type StorageMinerActorState struct {
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// PreCommittedSectors is the set of sectors that have been committed to but not
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// yet had their proofs submitted
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PreCommittedSectors map[string]*PreCommittedSector
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// All sectors this miner has committed.
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//
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// AMT[sectorID]ffi.PublicSectorInfo
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Sectors cid.Cid
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// TODO: Spec says 'StagedCommittedSectors', which one is it?
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// Sectors this miner is currently mining. It is only updated
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// when a PoSt is submitted (not as each new sector commitment is added).
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//
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// AMT[sectorID]ffi.PublicSectorInfo
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ProvingSet cid.Cid
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// TODO: these:
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// SectorTable
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// SectorExpirationQueue
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// ChallengeStatus
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// Contains mostly static info about this miner
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Info cid.Cid
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// Faulty sectors reported since last SubmitPost
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FaultSet types.BitField
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LastFaultSubmission uint64
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// Amount of power this miner has.
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Power types.BigInt
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// Active is set to true after the miner has submitted their first PoSt
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Active bool
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// The height at which this miner was slashed at.
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SlashedAt uint64
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ElectionPeriodStart uint64
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}
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type MinerInfo struct {
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// Account that owns this miner.
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// - Income and returned collateral are paid to this address.
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// - This address is also allowed to change the worker address for the miner.
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Owner address.Address
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// Worker account for this miner.
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// This will be the key that is used to sign blocks created by this miner, and
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// sign messages sent on behalf of this miner to commit sectors, submit PoSts, and
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// other day to day miner activities.
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Worker address.Address
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// Libp2p identity that should be used when connecting to this miner.
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PeerID peer.ID
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// Amount of space in each sector committed to the network by this miner.
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SectorSize uint64
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// SubsectorCount
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}
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type PreCommittedSector struct {
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Info SectorPreCommitInfo
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ReceivedEpoch uint64
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}
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type StorageMinerConstructorParams struct {
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Owner address.Address
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Worker address.Address
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SectorSize uint64
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PeerID peer.ID
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}
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type SectorPreCommitInfo struct {
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SectorNumber uint64
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CommR []byte // TODO: Spec says CID
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SealEpoch uint64
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DealIDs []uint64
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}
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type maMethods struct {
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Constructor uint64
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PreCommitSector uint64
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ProveCommitSector uint64
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SubmitFallbackPoSt uint64
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SlashStorageFault uint64
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GetCurrentProvingSet uint64
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ArbitrateDeal uint64
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DePledge uint64
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GetOwner uint64
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GetWorkerAddr uint64
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GetPower uint64
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GetPeerID uint64
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GetSectorSize uint64
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UpdatePeerID uint64
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ChangeWorker uint64
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IsSlashed uint64
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CheckMiner uint64
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DeclareFaults uint64
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SlashConsensusFault uint64
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SubmitElectionPoSt uint64
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}
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var MAMethods = maMethods{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}
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func (sma StorageMinerActor) Exports() []interface{} {
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return []interface{}{
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1: sma.StorageMinerConstructor,
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2: sma.PreCommitSector,
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3: withUpdates(
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update{start: 0, method: sma.ProveCommitSectorV0},
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update{start: build.ForkNoPowerEPSUpdates, method: sma.ProveCommitSectorV1},
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),
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4: sma.SubmitFallbackPoSt,
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//5: sma.SlashStorageFault,
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//6: sma.GetCurrentProvingSet,
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//7: sma.ArbitrateDeal,
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//8: sma.DePledge,
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9: sma.GetOwner,
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10: sma.GetWorkerAddr,
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11: sma.GetPower, // TODO: Remove
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12: sma.GetPeerID,
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13: sma.GetSectorSize,
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14: sma.UpdatePeerID,
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//15: sma.ChangeWorker,
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16: sma.IsSlashed,
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17: sma.CheckMiner,
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18: withUpdates(
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update{start: 0, method: sma.DeclareFaultsV0},
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update{start: build.ForkNoPowerEPSUpdates, method: sma.DeclareFaultsV1},
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),
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19: sma.SlashConsensusFault,
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20: sma.SubmitElectionPoSt,
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}
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}
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func loadState(vmctx types.VMContext) (cid.Cid, *StorageMinerActorState, ActorError) {
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var self StorageMinerActorState
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oldstate := vmctx.Storage().GetHead()
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if err := vmctx.Storage().Get(oldstate, &self); err != nil {
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return cid.Undef, nil, err
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}
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return oldstate, &self, nil
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}
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func loadMinerInfo(vmctx types.VMContext, m *StorageMinerActorState) (*MinerInfo, ActorError) {
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var mi MinerInfo
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if err := vmctx.Storage().Get(m.Info, &mi); err != nil {
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return nil, err
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}
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return &mi, nil
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}
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func (sma StorageMinerActor) StorageMinerConstructor(act *types.Actor, vmctx types.VMContext, params *StorageMinerConstructorParams) ([]byte, ActorError) {
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minerInfo := &MinerInfo{
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Owner: params.Owner,
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Worker: params.Worker,
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PeerID: params.PeerID,
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SectorSize: params.SectorSize,
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}
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minfocid, err := vmctx.Storage().Put(minerInfo)
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if err != nil {
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return nil, err
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}
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var self StorageMinerActorState
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sectors := amt.NewAMT(types.WrapStorage(vmctx.Storage()))
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scid, serr := sectors.Flush()
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if serr != nil {
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return nil, aerrors.HandleExternalError(serr, "initializing AMT")
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}
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self.Sectors = scid
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self.ProvingSet = scid
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self.Info = minfocid
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storage := vmctx.Storage()
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c, err := storage.Put(&self)
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if err != nil {
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return nil, err
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}
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if err := storage.Commit(EmptyCBOR, c); err != nil {
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return nil, err
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}
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return nil, nil
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}
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func (sma StorageMinerActor) PreCommitSector(act *types.Actor, vmctx types.VMContext, params *SectorPreCommitInfo) ([]byte, ActorError) {
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ctx := vmctx.Context()
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oldstate, self, err := loadState(vmctx)
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if err != nil {
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return nil, err
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}
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if params.SealEpoch >= vmctx.BlockHeight()+build.SealRandomnessLookback {
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return nil, aerrors.Newf(1, "sector commitment must be based off past randomness (%d >= %d)", params.SealEpoch, vmctx.BlockHeight()+build.SealRandomnessLookback)
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}
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if vmctx.BlockHeight()-params.SealEpoch+build.SealRandomnessLookback > build.SealRandomnessLookbackLimit {
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return nil, aerrors.Newf(2, "sector commitment must be recent enough (was %d)", vmctx.BlockHeight()-params.SealEpoch+build.SealRandomnessLookback)
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}
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mi, err := loadMinerInfo(vmctx, self)
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if err != nil {
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return nil, err
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}
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if vmctx.Message().From != mi.Worker {
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return nil, aerrors.New(1, "not authorized to precommit sector for miner")
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}
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// make sure the miner isnt trying to submit a pre-existing sector
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unique, err := SectorIsUnique(ctx, vmctx.Storage(), self.Sectors, params.SectorNumber)
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if err != nil {
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return nil, err
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}
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if !unique {
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return nil, aerrors.New(3, "sector already committed!")
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}
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// Power of the miner after adding this sector
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futurePower := types.BigAdd(self.Power, types.NewInt(mi.SectorSize))
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collateralRequired := CollateralForPower(futurePower)
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// TODO: grab from market?
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if act.Balance.LessThan(collateralRequired) {
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return nil, aerrors.New(4, "not enough collateral")
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}
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self.PreCommittedSectors[uintToStringKey(params.SectorNumber)] = &PreCommittedSector{
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Info: *params,
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ReceivedEpoch: vmctx.BlockHeight(),
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}
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if len(self.PreCommittedSectors) > 4096 {
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return nil, aerrors.New(5, "too many precommitted sectors")
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}
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nstate, err := vmctx.Storage().Put(self)
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if err != nil {
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return nil, err
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}
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if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
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return nil, err
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}
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return nil, nil
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}
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func uintToStringKey(i uint64) string {
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buf := make([]byte, 10)
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n := binary.PutUvarint(buf, i)
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return string(buf[:n])
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}
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type SectorProveCommitInfo struct {
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Proof []byte
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SectorID uint64
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DealIDs []uint64
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}
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func (sma StorageMinerActor) ProveCommitSectorV0(act *types.Actor, vmctx types.VMContext, params *SectorProveCommitInfo) ([]byte, ActorError) {
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ctx := vmctx.Context()
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oldstate, self, err := loadState(vmctx)
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if err != nil {
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return nil, err
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}
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mi, err := loadMinerInfo(vmctx, self)
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if err != nil {
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return nil, err
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}
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us, ok := self.PreCommittedSectors[uintToStringKey(params.SectorID)]
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if !ok {
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return nil, aerrors.New(1, "no pre-commitment found for sector")
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}
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if us.ReceivedEpoch+build.InteractivePoRepDelay >= vmctx.BlockHeight() {
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return nil, aerrors.New(2, "too early for proof submission")
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}
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delete(self.PreCommittedSectors, uintToStringKey(params.SectorID))
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// TODO: ensure normalization to ID address
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maddr := vmctx.Message().To
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ticket, err := vmctx.GetRandomness(us.Info.SealEpoch - build.SealRandomnessLookback)
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to get ticket randomness")
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}
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seed, err := vmctx.GetRandomness(us.ReceivedEpoch + build.InteractivePoRepDelay)
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to get randomness for prove sector commitment")
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}
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enc, err := SerializeParams(&ComputeDataCommitmentParams{
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DealIDs: params.DealIDs,
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SectorSize: mi.SectorSize,
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})
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to serialize ComputeDataCommitmentParams")
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}
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commD, err := vmctx.Send(StorageMarketAddress, SMAMethods.ComputeDataCommitment, types.NewInt(0), enc)
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if err != nil {
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return nil, aerrors.Wrapf(err, "failed to compute data commitment (sector %d, deals: %v)", params.SectorID, params.DealIDs)
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}
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if ok, err := vmctx.Sys().ValidatePoRep(ctx, maddr, mi.SectorSize, commD, us.Info.CommR, ticket, params.Proof, seed, params.SectorID); err != nil {
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return nil, err
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} else if !ok {
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return nil, aerrors.Newf(2, "porep proof was invalid (t:%x; s:%x(%d); p:%s)", ticket, seed, us.ReceivedEpoch+build.InteractivePoRepDelay, truncateHexPrint(params.Proof))
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}
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// Note: There must exist a unique index in the miner's sector set for each
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// sector ID. The `faults`, `recovered`, and `done` parameters of the
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// SubmitPoSt method express indices into this sector set.
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nssroot, err := AddToSectorSet(ctx, types.WrapStorage(vmctx.Storage()), self.Sectors, params.SectorID, us.Info.CommR, commD)
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if err != nil {
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return nil, err
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}
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self.Sectors = nssroot
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// if miner is not mining, start their proving period now
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// Note: As written here, every miners first PoSt will only be over one sector.
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// We could set up a 'grace period' for starting mining that would allow miners
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// to submit several sectors for their first proving period. Alternatively, we
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// could simply make the 'PreCommitSector' call take multiple sectors at a time.
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//
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// Note: Proving period is a function of sector size; small sectors take less
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// time to prove than large sectors do. Sector size is selected when pledging.
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pss, lerr := amt.LoadAMT(types.WrapStorage(vmctx.Storage()), self.ProvingSet)
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if lerr != nil {
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return nil, aerrors.HandleExternalError(lerr, "could not load proving set node")
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}
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if pss.Count == 0 {
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self.ProvingSet = self.Sectors
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// TODO: probably want to wait until the miner is above a certain
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// threshold before starting this
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self.ElectionPeriodStart = vmctx.BlockHeight()
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}
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nstate, err := vmctx.Storage().Put(self)
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if err != nil {
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return nil, err
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}
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if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
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return nil, err
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}
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activateParams, err := SerializeParams(&ActivateStorageDealsParams{
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Deals: params.DealIDs,
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})
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if err != nil {
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return nil, err
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}
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_, err = vmctx.Send(StorageMarketAddress, SMAMethods.ActivateStorageDeals, types.NewInt(0), activateParams)
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return nil, aerrors.Wrapf(err, "calling ActivateStorageDeals failed")
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}
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func (sma StorageMinerActor) ProveCommitSectorV1(act *types.Actor, vmctx types.VMContext, params *SectorProveCommitInfo) ([]byte, ActorError) {
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ctx := vmctx.Context()
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oldstate, self, err := loadState(vmctx)
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if err != nil {
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return nil, err
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}
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mi, err := loadMinerInfo(vmctx, self)
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if err != nil {
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return nil, err
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}
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if vmctx.Message().From != mi.Worker {
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return nil, aerrors.New(1, "not authorized to submit sector proof for miner")
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}
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us, ok := self.PreCommittedSectors[uintToStringKey(params.SectorID)]
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if !ok {
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return nil, aerrors.New(1, "no pre-commitment found for sector")
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}
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if us.ReceivedEpoch+build.InteractivePoRepDelay >= vmctx.BlockHeight() {
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return nil, aerrors.New(2, "too early for proof submission")
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}
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delete(self.PreCommittedSectors, uintToStringKey(params.SectorID))
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// TODO: ensure normalization to ID address
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maddr := vmctx.Message().To
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ticket, err := vmctx.GetRandomness(us.Info.SealEpoch - build.SealRandomnessLookback)
|
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to get ticket randomness")
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}
|
|
|
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seed, err := vmctx.GetRandomness(us.ReceivedEpoch + build.InteractivePoRepDelay)
|
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to get randomness for prove sector commitment")
|
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}
|
|
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enc, err := SerializeParams(&ComputeDataCommitmentParams{
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DealIDs: params.DealIDs,
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SectorSize: mi.SectorSize,
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})
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if err != nil {
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return nil, aerrors.Wrap(err, "failed to serialize ComputeDataCommitmentParams")
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}
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commD, err := vmctx.Send(StorageMarketAddress, SMAMethods.ComputeDataCommitment, types.NewInt(0), enc)
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if err != nil {
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return nil, aerrors.Wrapf(err, "failed to compute data commitment (sector %d, deals: %v)", params.SectorID, params.DealIDs)
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}
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if ok, err := vmctx.Sys().ValidatePoRep(ctx, maddr, mi.SectorSize, commD, us.Info.CommR, ticket, params.Proof, seed, params.SectorID); err != nil {
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return nil, err
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} else if !ok {
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return nil, aerrors.Newf(2, "porep proof was invalid (t:%x; s:%x(%d); p:%s)", ticket, seed, us.ReceivedEpoch+build.InteractivePoRepDelay, truncateHexPrint(params.Proof))
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}
|
|
|
|
// Note: There must exist a unique index in the miner's sector set for each
|
|
// sector ID. The `faults`, `recovered`, and `done` parameters of the
|
|
// SubmitPoSt method express indices into this sector set.
|
|
nssroot, err := AddToSectorSet(ctx, types.WrapStorage(vmctx.Storage()), self.Sectors, params.SectorID, us.Info.CommR, commD)
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if err != nil {
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return nil, err
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}
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self.Sectors = nssroot
|
|
|
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// if miner is not mining, start their proving period now
|
|
// Note: As written here, every miners first PoSt will only be over one sector.
|
|
// We could set up a 'grace period' for starting mining that would allow miners
|
|
// to submit several sectors for their first proving period. Alternatively, we
|
|
// could simply make the 'PreCommitSector' call take multiple sectors at a time.
|
|
//
|
|
// Note: Proving period is a function of sector size; small sectors take less
|
|
// time to prove than large sectors do. Sector size is selected when pledging.
|
|
pss, lerr := amt.LoadAMT(types.WrapStorage(vmctx.Storage()), self.ProvingSet)
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if lerr != nil {
|
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return nil, aerrors.HandleExternalError(lerr, "could not load proving set node")
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}
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|
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if pss.Count == 0 && !self.Active {
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self.ProvingSet = self.Sectors
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// TODO: probably want to wait until the miner is above a certain
|
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// threshold before starting this
|
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self.ElectionPeriodStart = vmctx.BlockHeight()
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}
|
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|
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nstate, err := vmctx.Storage().Put(self)
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if err != nil {
|
|
return nil, err
|
|
}
|
|
if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
activateParams, err := SerializeParams(&ActivateStorageDealsParams{
|
|
Deals: params.DealIDs,
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
_, err = vmctx.Send(StorageMarketAddress, SMAMethods.ActivateStorageDeals, types.NewInt(0), activateParams)
|
|
return nil, aerrors.Wrapf(err, "calling ActivateStorageDeals failed")
|
|
}
|
|
|
|
func truncateHexPrint(b []byte) string {
|
|
s := fmt.Sprintf("%x", b)
|
|
if len(s) > 60 {
|
|
return s[:20] + "..." + s[len(s)-20:]
|
|
}
|
|
return s
|
|
}
|
|
|
|
type SubmitFallbackPoStParams struct {
|
|
Proof []byte
|
|
Candidates []types.EPostTicket
|
|
}
|
|
|
|
func (sma StorageMinerActor) SubmitFallbackPoSt(act *types.Actor, vmctx types.VMContext, params *SubmitFallbackPoStParams) ([]byte, ActorError) {
|
|
oldstate, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if vmctx.Message().From != mi.Worker {
|
|
return nil, aerrors.New(1, "not authorized to submit post for miner")
|
|
}
|
|
|
|
/*
|
|
// TODO: handle fees
|
|
msgVal := vmctx.Message().Value
|
|
if msgVal.LessThan(feesRequired) {
|
|
return nil, aerrors.New(2, "not enough funds to pay post submission fees")
|
|
}
|
|
|
|
if msgVal.GreaterThan(feesRequired) {
|
|
_, err := vmctx.Send(vmctx.Message().From, 0,
|
|
types.BigSub(msgVal, feesRequired), nil)
|
|
if err != nil {
|
|
return nil, aerrors.Wrap(err, "could not refund excess fees")
|
|
}
|
|
}
|
|
*/
|
|
|
|
var seed [sectorbuilder.CommLen]byte
|
|
{
|
|
randHeight := self.ElectionPeriodStart + build.FallbackPoStDelay
|
|
if vmctx.BlockHeight() <= randHeight {
|
|
// TODO: spec, retcode
|
|
return nil, aerrors.Newf(1, "submit fallback PoSt called too early (%d < %d)", vmctx.BlockHeight(), randHeight)
|
|
}
|
|
|
|
rand, err := vmctx.GetRandomness(randHeight)
|
|
|
|
if err != nil {
|
|
return nil, aerrors.Wrap(err, "could not get randomness for PoST")
|
|
}
|
|
if len(rand) < len(seed) {
|
|
return nil, aerrors.Escalate(fmt.Errorf("randomness too small (%d < %d)",
|
|
len(rand), len(seed)), "improper randomness")
|
|
}
|
|
copy(seed[:], rand)
|
|
}
|
|
|
|
pss, lerr := amt.LoadAMT(types.WrapStorage(vmctx.Storage()), self.ProvingSet)
|
|
if lerr != nil {
|
|
return nil, aerrors.HandleExternalError(lerr, "could not load proving set node")
|
|
}
|
|
|
|
faults, nerr := self.FaultSet.AllMap()
|
|
if nerr != nil {
|
|
return nil, aerrors.Absorb(err, 5, "RLE+ invalid")
|
|
}
|
|
|
|
var sectorInfos []ffi.PublicSectorInfo
|
|
if err := pss.ForEach(func(id uint64, v *cbg.Deferred) error {
|
|
if faults[id] {
|
|
return nil
|
|
}
|
|
|
|
var comms [][]byte
|
|
if err := cbor.DecodeInto(v.Raw, &comms); err != nil {
|
|
return xerrors.New("could not decode comms")
|
|
}
|
|
si := ffi.PublicSectorInfo{
|
|
SectorID: id,
|
|
}
|
|
commR := comms[0]
|
|
if len(commR) != len(si.CommR) {
|
|
return xerrors.Errorf("commR length is wrong: %d", len(commR))
|
|
}
|
|
copy(si.CommR[:], commR)
|
|
|
|
sectorInfos = append(sectorInfos, si)
|
|
|
|
return nil
|
|
}); err != nil {
|
|
return nil, aerrors.Absorb(err, 3, "could not decode sectorset")
|
|
}
|
|
|
|
proverID := vmctx.Message().To // TODO: normalize to ID address
|
|
|
|
var candidates []sectorbuilder.EPostCandidate
|
|
for _, t := range params.Candidates {
|
|
var partial [32]byte
|
|
copy(partial[:], t.Partial)
|
|
candidates = append(candidates, sectorbuilder.EPostCandidate{
|
|
PartialTicket: partial,
|
|
SectorID: t.SectorID,
|
|
SectorChallengeIndex: t.ChallengeIndex,
|
|
})
|
|
}
|
|
|
|
if ok, lerr := sectorbuilder.VerifyFallbackPost(vmctx.Context(), mi.SectorSize,
|
|
sectorbuilder.NewSortedPublicSectorInfo(sectorInfos), seed[:], params.Proof, candidates, proverID, 0); !ok || lerr != nil { // TODO: FORK - set faults to len(faults)
|
|
if lerr != nil {
|
|
// TODO: study PoST errors
|
|
return nil, aerrors.Absorb(lerr, 4, "PoST error")
|
|
}
|
|
if !ok {
|
|
return nil, aerrors.New(4, "PoST invalid")
|
|
}
|
|
}
|
|
|
|
// Post submission is successful!
|
|
if err := onSuccessfulPoSt(self, vmctx); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
c, err := vmctx.Storage().Put(self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := vmctx.Storage().Commit(oldstate, c); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) GetPower(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return self.Power.Bytes(), nil
|
|
}
|
|
|
|
func SectorIsUnique(ctx context.Context, s types.Storage, sroot cid.Cid, sid uint64) (bool, ActorError) {
|
|
found, _, _, err := GetFromSectorSet(ctx, s, sroot, sid)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
return !found, nil
|
|
}
|
|
|
|
func AddToSectorSet(ctx context.Context, blks amt.Blocks, ss cid.Cid, sectorID uint64, commR, commD []byte) (cid.Cid, ActorError) {
|
|
if sectorID >= MaxSectors {
|
|
return cid.Undef, aerrors.Newf(25, "sector ID out of range: %d", sectorID)
|
|
}
|
|
ssr, err := amt.LoadAMT(blks, ss)
|
|
if err != nil {
|
|
return cid.Undef, aerrors.HandleExternalError(err, "could not load sector set node")
|
|
}
|
|
|
|
// TODO: Spec says to use SealCommitment, and construct commD from deals each time,
|
|
// but that would make SubmitPoSt way, way more expensive
|
|
if err := ssr.Set(sectorID, [][]byte{commR, commD}); err != nil {
|
|
return cid.Undef, aerrors.HandleExternalError(err, "failed to set commitment in sector set")
|
|
}
|
|
|
|
ncid, err := ssr.Flush()
|
|
if err != nil {
|
|
return cid.Undef, aerrors.HandleExternalError(err, "failed to flush sector set")
|
|
}
|
|
|
|
return ncid, nil
|
|
}
|
|
|
|
func GetFromSectorSet(ctx context.Context, s types.Storage, ss cid.Cid, sectorID uint64) (bool, []byte, []byte, ActorError) {
|
|
if sectorID >= MaxSectors {
|
|
return false, nil, nil, aerrors.Newf(25, "sector ID out of range: %d", sectorID)
|
|
}
|
|
|
|
ssr, err := amt.LoadAMT(types.WrapStorage(s), ss)
|
|
if err != nil {
|
|
return false, nil, nil, aerrors.HandleExternalError(err, "could not load sector set node")
|
|
}
|
|
|
|
var comms [][]byte
|
|
err = ssr.Get(sectorID, &comms)
|
|
if err != nil {
|
|
if _, ok := err.(*amt.ErrNotFound); ok {
|
|
return false, nil, nil, nil
|
|
}
|
|
return false, nil, nil, aerrors.HandleExternalError(err, "failed to find sector in sector set")
|
|
}
|
|
|
|
if len(comms) != 2 {
|
|
return false, nil, nil, aerrors.Newf(20, "sector set entry should only have 2 elements")
|
|
}
|
|
|
|
return true, comms[0], comms[1], nil
|
|
}
|
|
|
|
func RemoveFromSectorSet(ctx context.Context, s types.Storage, ss cid.Cid, ids []uint64) (cid.Cid, aerrors.ActorError) {
|
|
|
|
ssr, err := amt.LoadAMT(types.WrapStorage(s), ss)
|
|
if err != nil {
|
|
return cid.Undef, aerrors.HandleExternalError(err, "could not load sector set node")
|
|
}
|
|
|
|
for _, id := range ids {
|
|
if err := ssr.Delete(id); err != nil {
|
|
log.Warnf("failed to delete sector %d from set: %s", id, err)
|
|
}
|
|
}
|
|
|
|
ncid, err := ssr.Flush()
|
|
if err != nil {
|
|
return cid.Undef, aerrors.HandleExternalError(err, "failed to flush sector set")
|
|
}
|
|
|
|
return ncid, nil
|
|
}
|
|
|
|
func ValidatePoRep(ctx context.Context, maddr address.Address, ssize uint64, commD, commR, ticket, proof, seed []byte, sectorID uint64) (bool, ActorError) {
|
|
_, span := trace.StartSpan(ctx, "ValidatePoRep")
|
|
defer span.End()
|
|
ok, err := sectorbuilder.VerifySeal(ssize, commR, commD, maddr, ticket, seed, sectorID, proof)
|
|
if err != nil {
|
|
return false, aerrors.Absorb(err, 25, "verify seal failed")
|
|
}
|
|
|
|
return ok, nil
|
|
}
|
|
|
|
func CollateralForPower(power types.BigInt) types.BigInt {
|
|
return types.BigMul(power, types.NewInt(10))
|
|
/* TODO: this
|
|
availableFil = FakeGlobalMethods.GetAvailableFil()
|
|
totalNetworkPower = StorageMinerActor.GetTotalStorage()
|
|
numMiners = StorageMarket.GetMinerCount()
|
|
powerCollateral = availableFil * NetworkConstants.POWER_COLLATERAL_PROPORTION * power / totalNetworkPower
|
|
perCapitaCollateral = availableFil * NetworkConstants.PER_CAPITA_COLLATERAL_PROPORTION / numMiners
|
|
collateralRequired = math.Ceil(minerPowerCollateral + minerPerCapitaCollateral)
|
|
return collateralRequired
|
|
*/
|
|
}
|
|
|
|
func (sma StorageMinerActor) GetWorkerAddr(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return mi.Worker.Bytes(), nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) GetOwner(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return mi.Owner.Bytes(), nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) GetPeerID(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return []byte(mi.PeerID), nil
|
|
}
|
|
|
|
type UpdatePeerIDParams struct {
|
|
PeerID peer.ID
|
|
}
|
|
|
|
func (sma StorageMinerActor) UpdatePeerID(act *types.Actor, vmctx types.VMContext, params *UpdatePeerIDParams) ([]byte, ActorError) {
|
|
oldstate, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if vmctx.Message().From != mi.Worker {
|
|
return nil, aerrors.New(2, "only the mine worker may update the peer ID")
|
|
}
|
|
|
|
mi.PeerID = params.PeerID
|
|
|
|
mic, err := vmctx.Storage().Put(mi)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
self.Info = mic
|
|
|
|
c, err := vmctx.Storage().Put(self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := vmctx.Storage().Commit(oldstate, c); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) GetSectorSize(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
mi, err := loadMinerInfo(vmctx, self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return types.NewInt(mi.SectorSize).Bytes(), nil
|
|
}
|
|
|
|
func isLate(height uint64, self *StorageMinerActorState) bool {
|
|
return self.ElectionPeriodStart > 0 && height >= self.ElectionPeriodStart+build.SlashablePowerDelay
|
|
}
|
|
|
|
func (sma StorageMinerActor) IsSlashed(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, ActorError) {
|
|
_, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return cbg.EncodeBool(self.SlashedAt != 0), nil
|
|
}
|
|
|
|
type CheckMinerParams struct {
|
|
NetworkPower types.BigInt
|
|
}
|
|
|
|
// TODO: better name
|
|
func (sma StorageMinerActor) CheckMiner(act *types.Actor, vmctx types.VMContext, params *CheckMinerParams) ([]byte, ActorError) {
|
|
if vmctx.Message().From != StoragePowerAddress {
|
|
return nil, aerrors.New(2, "only the storage power actor can check miner")
|
|
}
|
|
|
|
oldstate, self, err := loadState(vmctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if !isLate(vmctx.BlockHeight(), self) {
|
|
// Everything's fine
|
|
return nil, nil
|
|
}
|
|
|
|
if self.SlashedAt != 0 {
|
|
// Don't slash more than necessary
|
|
return nil, nil
|
|
}
|
|
|
|
if params.NetworkPower.Equals(self.Power) {
|
|
// Don't break the network when there's only one miner left
|
|
|
|
log.Warnf("can't slash miner %s for missed PoSt, no power would be left in the network", vmctx.Message().To)
|
|
return nil, nil
|
|
}
|
|
|
|
// Slash for being late
|
|
|
|
self.SlashedAt = vmctx.BlockHeight()
|
|
|
|
nstate, err := vmctx.Storage().Put(self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var out bytes.Buffer
|
|
if err := self.Power.MarshalCBOR(&out); err != nil {
|
|
return nil, aerrors.HandleExternalError(err, "marshaling return value")
|
|
}
|
|
return out.Bytes(), nil
|
|
}
|
|
|
|
type DeclareFaultsParams struct {
|
|
Faults types.BitField
|
|
}
|
|
|
|
func (sma StorageMinerActor) DeclareFaultsV0(act *types.Actor, vmctx types.VMContext, params *DeclareFaultsParams) ([]byte, ActorError) {
|
|
oldstate, self, aerr := loadState(vmctx)
|
|
if aerr != nil {
|
|
return nil, aerr
|
|
}
|
|
|
|
nfaults, err := types.MergeBitFields(params.Faults, self.FaultSet)
|
|
if err != nil {
|
|
return nil, aerrors.Absorb(err, 1, "failed to merge bitfields")
|
|
}
|
|
|
|
self.FaultSet = nfaults
|
|
|
|
self.LastFaultSubmission = vmctx.BlockHeight()
|
|
|
|
nstate, aerr := vmctx.Storage().Put(self)
|
|
if err != nil { // TODO: FORK: should be aerr
|
|
return nil, aerr
|
|
}
|
|
if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) DeclareFaultsV1(act *types.Actor, vmctx types.VMContext, params *DeclareFaultsParams) ([]byte, ActorError) {
|
|
oldstate, self, aerr := loadState(vmctx)
|
|
if aerr != nil {
|
|
return nil, aerr
|
|
}
|
|
|
|
mi, aerr := loadMinerInfo(vmctx, self)
|
|
if aerr != nil {
|
|
return nil, aerr
|
|
}
|
|
|
|
if vmctx.Message().From != mi.Worker {
|
|
return nil, aerrors.New(1, "not authorized to declare faults for miner")
|
|
}
|
|
|
|
nfaults, err := types.MergeBitFields(params.Faults, self.FaultSet)
|
|
if err != nil {
|
|
return nil, aerrors.Absorb(err, 1, "failed to merge bitfields")
|
|
}
|
|
|
|
self.FaultSet = nfaults
|
|
|
|
self.LastFaultSubmission = vmctx.BlockHeight()
|
|
|
|
nstate, aerr := vmctx.Storage().Put(self)
|
|
if aerr != nil {
|
|
return nil, aerr
|
|
}
|
|
if err := vmctx.Storage().Commit(oldstate, nstate); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
type MinerSlashConsensusFault struct {
|
|
Slasher address.Address
|
|
AtHeight uint64
|
|
SlashedCollateral types.BigInt
|
|
}
|
|
|
|
func (sma StorageMinerActor) SlashConsensusFault(act *types.Actor, vmctx types.VMContext, params *MinerSlashConsensusFault) ([]byte, ActorError) {
|
|
if vmctx.Message().From != StoragePowerAddress {
|
|
return nil, aerrors.New(1, "SlashConsensusFault may only be called by the storage market actor")
|
|
}
|
|
|
|
slashedCollateral := params.SlashedCollateral
|
|
if slashedCollateral.LessThan(act.Balance) {
|
|
slashedCollateral = act.Balance
|
|
}
|
|
|
|
// Some of the slashed collateral should be paid to the slasher
|
|
// GROWTH_RATE determines how fast the slasher share of slashed collateral will increase as block elapses
|
|
// current GROWTH_RATE results in SLASHER_SHARE reaches 1 after 30 blocks
|
|
// TODO: define arithmetic precision and rounding for this operation
|
|
blockElapsed := vmctx.BlockHeight() - params.AtHeight
|
|
|
|
slasherShare := slasherShare(params.SlashedCollateral, blockElapsed)
|
|
|
|
burnPortion := types.BigSub(slashedCollateral, slasherShare)
|
|
|
|
_, err := vmctx.Send(vmctx.Message().From, 0, slasherShare, nil)
|
|
if err != nil {
|
|
return nil, aerrors.Wrap(err, "failed to pay slasher")
|
|
}
|
|
|
|
_, err = vmctx.Send(BurntFundsAddress, 0, burnPortion, nil)
|
|
if err != nil {
|
|
return nil, aerrors.Wrap(err, "failed to burn funds")
|
|
}
|
|
|
|
// TODO: this still allows the miner to commit sectors and submit posts,
|
|
// their users could potentially be unaffected, but the miner will never be
|
|
// able to mine a block again
|
|
// One potential issue: the miner will have to pay back the slashed
|
|
// collateral to continue submitting PoSts, which includes pledge
|
|
// collateral that they no longer really 'need'
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
func (sma StorageMinerActor) SubmitElectionPoSt(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, aerrors.ActorError) {
|
|
if vmctx.Message().From != NetworkAddress {
|
|
return nil, aerrors.Newf(1, "submit election post can only be called by the storage power actor")
|
|
}
|
|
|
|
oldstate, self, aerr := loadState(vmctx)
|
|
if aerr != nil {
|
|
return nil, aerr
|
|
}
|
|
|
|
if self.SlashedAt != 0 {
|
|
return nil, aerrors.New(1, "slashed miners can't perform election PoSt")
|
|
}
|
|
|
|
if err := onSuccessfulPoSt(self, vmctx); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
ncid, err := vmctx.Storage().Put(self)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if err := vmctx.Storage().Commit(oldstate, ncid); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
func onSuccessfulPoSt(self *StorageMinerActorState, vmctx types.VMContext) aerrors.ActorError {
|
|
if vmctx.BlockHeight() >= build.ForkNoPowerEPSUpdates {
|
|
return onSuccessfulPoStV1(self, vmctx)
|
|
}
|
|
|
|
return onSuccessfulPoStV0(self, vmctx)
|
|
}
|
|
|
|
func onSuccessfulPoStV0(self *StorageMinerActorState, vmctx types.VMContext) aerrors.ActorError {
|
|
var mi MinerInfo
|
|
if err := vmctx.Storage().Get(self.Info, &mi); err != nil {
|
|
return err
|
|
}
|
|
|
|
pss, nerr := amt.LoadAMT(types.WrapStorage(vmctx.Storage()), self.ProvingSet)
|
|
if nerr != nil {
|
|
return aerrors.HandleExternalError(nerr, "failed to load proving set")
|
|
}
|
|
|
|
faults, nerr := self.FaultSet.All()
|
|
if nerr != nil {
|
|
return aerrors.Absorb(nerr, 1, "invalid bitfield (fatal?)")
|
|
}
|
|
|
|
self.FaultSet = types.NewBitField()
|
|
|
|
oldPower := self.Power
|
|
newPower := types.BigMul(types.NewInt(pss.Count-uint64(len(faults))), types.NewInt(mi.SectorSize))
|
|
|
|
// If below the minimum size requirement, miners have zero power
|
|
if newPower.LessThan(types.NewInt(build.MinimumMinerPower)) {
|
|
newPower = types.NewInt(0)
|
|
}
|
|
|
|
self.Power = newPower
|
|
|
|
delta := types.BigSub(self.Power, oldPower)
|
|
if self.SlashedAt != 0 {
|
|
self.SlashedAt = 0
|
|
delta = self.Power
|
|
}
|
|
|
|
prevSlashingDeadline := self.ElectionPeriodStart + build.SlashablePowerDelay
|
|
if !self.Active && newPower.GreaterThan(types.NewInt(0)) {
|
|
self.Active = true
|
|
prevSlashingDeadline = 0
|
|
}
|
|
|
|
if !(oldPower.IsZero() && newPower.IsZero()) {
|
|
enc, err := SerializeParams(&UpdateStorageParams{
|
|
Delta: delta,
|
|
NextSlashDeadline: vmctx.BlockHeight() + build.SlashablePowerDelay,
|
|
PreviousSlashDeadline: prevSlashingDeadline,
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
_, err = vmctx.Send(StoragePowerAddress, SPAMethods.UpdateStorage, types.NewInt(0), enc)
|
|
if err != nil {
|
|
return aerrors.Wrap(err, "updating storage failed")
|
|
}
|
|
}
|
|
|
|
ncid, err := RemoveFromSectorSet(vmctx.Context(), vmctx.Storage(), self.Sectors, faults)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
self.Sectors = ncid
|
|
self.ProvingSet = ncid
|
|
self.ElectionPeriodStart = vmctx.BlockHeight()
|
|
return nil
|
|
}
|
|
|
|
func onSuccessfulPoStV1(self *StorageMinerActorState, vmctx types.VMContext) aerrors.ActorError {
|
|
// TODO: some sector upkeep stuff that is very haphazard and unclear in the spec
|
|
|
|
var mi MinerInfo
|
|
if err := vmctx.Storage().Get(self.Info, &mi); err != nil {
|
|
return err
|
|
}
|
|
|
|
pss, nerr := amt.LoadAMT(types.WrapStorage(vmctx.Storage()), self.ProvingSet)
|
|
if nerr != nil {
|
|
return aerrors.HandleExternalError(nerr, "failed to load proving set")
|
|
}
|
|
|
|
faults, nerr := self.FaultSet.All()
|
|
if nerr != nil {
|
|
return aerrors.Absorb(nerr, 1, "invalid bitfield (fatal?)")
|
|
}
|
|
|
|
self.FaultSet = types.NewBitField()
|
|
|
|
oldPower := self.Power
|
|
newPower := types.BigMul(types.NewInt(pss.Count-uint64(len(faults))), types.NewInt(mi.SectorSize))
|
|
|
|
// If below the minimum size requirement, miners have zero power
|
|
if newPower.LessThan(types.NewInt(build.MinimumMinerPower)) {
|
|
newPower = types.NewInt(0)
|
|
}
|
|
|
|
self.Power = newPower
|
|
|
|
delta := types.BigSub(self.Power, oldPower)
|
|
if self.SlashedAt != 0 {
|
|
self.SlashedAt = 0
|
|
delta = self.Power
|
|
}
|
|
|
|
prevSlashingDeadline := self.ElectionPeriodStart + build.SlashablePowerDelay
|
|
if !self.Active && newPower.GreaterThan(types.NewInt(0)) {
|
|
self.Active = true
|
|
prevSlashingDeadline = 0
|
|
}
|
|
|
|
if !(oldPower.IsZero() && newPower.IsZero()) {
|
|
enc, err := SerializeParams(&UpdateStorageParams{
|
|
Delta: delta,
|
|
NextSlashDeadline: vmctx.BlockHeight() + build.SlashablePowerDelay,
|
|
PreviousSlashDeadline: prevSlashingDeadline,
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
_, err = vmctx.Send(StoragePowerAddress, SPAMethods.UpdateStorage, types.NewInt(0), enc)
|
|
if err != nil {
|
|
return aerrors.Wrap(err, "updating storage failed")
|
|
}
|
|
|
|
self.ElectionPeriodStart = vmctx.BlockHeight()
|
|
}
|
|
|
|
ncid, err := RemoveFromSectorSet(vmctx.Context(), vmctx.Storage(), self.Sectors, faults)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
self.Sectors = ncid
|
|
self.ProvingSet = ncid
|
|
return nil
|
|
}
|
|
|
|
func slasherShare(total types.BigInt, elapsed uint64) types.BigInt {
|
|
// [int(pow(1.26, n) * 10) for n in range(30)]
|
|
fracs := []uint64{10, 12, 15, 20, 25, 31, 40, 50, 63, 80, 100, 127, 160, 201, 254, 320, 403, 508, 640, 807, 1017, 1281, 1614, 2034, 2563, 3230, 4070, 5128, 6462, 8142}
|
|
const precision = 10000
|
|
|
|
var frac uint64
|
|
if elapsed >= uint64(len(fracs)) {
|
|
return total
|
|
} else {
|
|
frac = fracs[elapsed]
|
|
}
|
|
|
|
return types.BigDiv(
|
|
types.BigMul(
|
|
types.NewInt(frac),
|
|
total,
|
|
),
|
|
types.NewInt(precision),
|
|
)
|
|
}
|