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power.go
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power.go
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package power
import (
"github.com/ipfs/go-cid"
cbg "github.com/whyrusleeping/cbor-gen"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
actorstypes "github.com/filecoin-project/go-state-types/actors"
"github.com/filecoin-project/go-state-types/big"
builtin13 "github.com/filecoin-project/go-state-types/builtin"
"github.com/filecoin-project/go-state-types/cbor"
"github.com/filecoin-project/go-state-types/manifest"
builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"
builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
builtin3 "github.com/filecoin-project/specs-actors/v3/actors/builtin"
builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
builtin5 "github.com/filecoin-project/specs-actors/v5/actors/builtin"
builtin6 "github.com/filecoin-project/specs-actors/v6/actors/builtin"
builtin7 "github.com/filecoin-project/specs-actors/v7/actors/builtin"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/actors/builtin"
"github.com/filecoin-project/lotus/chain/types"
)
var (
Address = builtin13.StoragePowerActorAddr
Methods = builtin13.MethodsPower
)
func Load(store adt.Store, act *types.Actor) (State, error) {
if name, av, ok := actors.GetActorMetaByCode(act.Code); ok {
if name != manifest.PowerKey {
return nil, xerrors.Errorf("actor code is not power: %s", name)
}
switch av {
case actorstypes.Version8:
return load8(store, act.Head)
case actorstypes.Version9:
return load9(store, act.Head)
case actorstypes.Version10:
return load10(store, act.Head)
case actorstypes.Version11:
return load11(store, act.Head)
case actorstypes.Version12:
return load12(store, act.Head)
case actorstypes.Version13:
return load13(store, act.Head)
}
}
switch act.Code {
case builtin0.StoragePowerActorCodeID:
return load0(store, act.Head)
case builtin2.StoragePowerActorCodeID:
return load2(store, act.Head)
case builtin3.StoragePowerActorCodeID:
return load3(store, act.Head)
case builtin4.StoragePowerActorCodeID:
return load4(store, act.Head)
case builtin5.StoragePowerActorCodeID:
return load5(store, act.Head)
case builtin6.StoragePowerActorCodeID:
return load6(store, act.Head)
case builtin7.StoragePowerActorCodeID:
return load7(store, act.Head)
}
return nil, xerrors.Errorf("unknown actor code %s", act.Code)
}
func MakeState(store adt.Store, av actorstypes.Version) (State, error) {
switch av {
case actorstypes.Version0:
return make0(store)
case actorstypes.Version2:
return make2(store)
case actorstypes.Version3:
return make3(store)
case actorstypes.Version4:
return make4(store)
case actorstypes.Version5:
return make5(store)
case actorstypes.Version6:
return make6(store)
case actorstypes.Version7:
return make7(store)
case actorstypes.Version8:
return make8(store)
case actorstypes.Version9:
return make9(store)
case actorstypes.Version10:
return make10(store)
case actorstypes.Version11:
return make11(store)
case actorstypes.Version12:
return make12(store)
case actorstypes.Version13:
return make13(store)
}
return nil, xerrors.Errorf("unknown actor version %d", av)
}
type State interface {
cbor.Marshaler
Code() cid.Cid
ActorKey() string
ActorVersion() actorstypes.Version
TotalLocked() (abi.TokenAmount, error)
TotalPower() (Claim, error)
TotalCommitted() (Claim, error)
TotalPowerSmoothed() (builtin.FilterEstimate, error)
GetState() interface{}
// MinerCounts returns the number of miners. Participating is the number
// with power above the minimum miner threshold.
MinerCounts() (participating, total uint64, err error)
MinerPower(address.Address) (Claim, bool, error)
MinerNominalPowerMeetsConsensusMinimum(address.Address) (bool, error)
ListAllMiners() ([]address.Address, error)
ForEachClaim(func(miner address.Address, claim Claim) error) error
ClaimsChanged(State) (bool, error)
// Testing or genesis setup only
SetTotalQualityAdjPower(abi.StoragePower) error
SetTotalRawBytePower(abi.StoragePower) error
SetThisEpochQualityAdjPower(abi.StoragePower) error
SetThisEpochRawBytePower(abi.StoragePower) error
// Diff helpers. Used by Diff* functions internally.
claims() (adt.Map, error)
decodeClaim(*cbg.Deferred) (Claim, error)
}
type Claim struct {
// Sum of raw byte power for a miner's sectors.
RawBytePower abi.StoragePower
// Sum of quality adjusted power for a miner's sectors.
QualityAdjPower abi.StoragePower
}
func AddClaims(a Claim, b Claim) Claim {
return Claim{
RawBytePower: big.Add(a.RawBytePower, b.RawBytePower),
QualityAdjPower: big.Add(a.QualityAdjPower, b.QualityAdjPower),
}
}
func AllCodes() []cid.Cid {
return []cid.Cid{
(&state0{}).Code(),
(&state2{}).Code(),
(&state3{}).Code(),
(&state4{}).Code(),
(&state5{}).Code(),
(&state6{}).Code(),
(&state7{}).Code(),
(&state8{}).Code(),
(&state9{}).Code(),
(&state10{}).Code(),
(&state11{}).Code(),
(&state12{}).Code(),
(&state13{}).Code(),
}
}