151 lines
3.6 KiB
Go
151 lines
3.6 KiB
Go
package power
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import (
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"bytes"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/ipfs/go-cid"
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cbg "github.com/whyrusleeping/cbor-gen"
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"github.com/filecoin-project/lotus/chain/actors/adt"
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"github.com/filecoin-project/lotus/chain/actors/builtin"
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builtin4 "github.com/filecoin-project/specs-actors/v4/actors/builtin"
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power4 "github.com/filecoin-project/specs-actors/v4/actors/builtin/power"
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adt4 "github.com/filecoin-project/specs-actors/v4/actors/util/adt"
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)
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var _ State = (*state4)(nil)
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func load4(store adt.Store, root cid.Cid) (State, error) {
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out := state4{store: store}
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err := store.Get(store.Context(), root, &out)
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if err != nil {
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return nil, err
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}
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return &out, nil
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}
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type state4 struct {
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power4.State
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store adt.Store
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}
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func (s *state4) TotalLocked() (abi.TokenAmount, error) {
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return s.TotalPledgeCollateral, nil
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}
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func (s *state4) TotalPower() (Claim, error) {
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return Claim{
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RawBytePower: s.TotalRawBytePower,
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QualityAdjPower: s.TotalQualityAdjPower,
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}, nil
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}
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// Committed power to the network. Includes miners below the minimum threshold.
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func (s *state4) TotalCommitted() (Claim, error) {
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return Claim{
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RawBytePower: s.TotalBytesCommitted,
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QualityAdjPower: s.TotalQABytesCommitted,
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}, nil
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}
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func (s *state4) MinerPower(addr address.Address) (Claim, bool, error) {
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claims, err := s.claims()
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if err != nil {
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return Claim{}, false, err
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}
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var claim power4.Claim
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ok, err := claims.Get(abi.AddrKey(addr), &claim)
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if err != nil {
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return Claim{}, false, err
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}
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return Claim{
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RawBytePower: claim.RawBytePower,
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QualityAdjPower: claim.QualityAdjPower,
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}, ok, nil
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}
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func (s *state4) MinerNominalPowerMeetsConsensusMinimum(a address.Address) (bool, error) {
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return s.State.MinerNominalPowerMeetsConsensusMinimum(s.store, a)
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}
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func (s *state4) TotalPowerSmoothed() (builtin.FilterEstimate, error) {
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return builtin.FromV4FilterEstimate(s.State.ThisEpochQAPowerSmoothed), nil
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}
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func (s *state4) MinerCounts() (uint64, uint64, error) {
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return uint64(s.State.MinerAboveMinPowerCount), uint64(s.State.MinerCount), nil
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}
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func (s *state4) ListAllMiners() ([]address.Address, error) {
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claims, err := s.claims()
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if err != nil {
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return nil, err
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}
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var miners []address.Address
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err = claims.ForEach(nil, func(k string) error {
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a, err := address.NewFromBytes([]byte(k))
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if err != nil {
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return err
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}
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miners = append(miners, a)
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return nil
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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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return miners, nil
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}
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func (s *state4) ForEachClaim(cb func(miner address.Address, claim Claim) error) error {
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claims, err := s.claims()
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if err != nil {
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return err
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}
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var claim power4.Claim
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return claims.ForEach(&claim, func(k string) error {
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a, err := address.NewFromBytes([]byte(k))
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if err != nil {
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return err
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}
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return cb(a, Claim{
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RawBytePower: claim.RawBytePower,
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QualityAdjPower: claim.QualityAdjPower,
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})
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})
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}
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func (s *state4) ClaimsChanged(other State) (bool, error) {
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other4, ok := other.(*state4)
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if !ok {
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// treat an upgrade as a change, always
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return true, nil
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}
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return !s.State.Claims.Equals(other4.State.Claims), nil
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}
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func (s *state4) claims() (adt.Map, error) {
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return adt4.AsMap(s.store, s.Claims, builtin4.DefaultHamtBitwidth)
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}
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func (s *state4) decodeClaim(val *cbg.Deferred) (Claim, error) {
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var ci power4.Claim
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if err := ci.UnmarshalCBOR(bytes.NewReader(val.Raw)); err != nil {
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return Claim{}, err
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}
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return fromV4Claim(ci), nil
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}
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func fromV4Claim(v4 power4.Claim) Claim {
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return Claim{
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RawBytePower: v4.RawBytePower,
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QualityAdjPower: v4.QualityAdjPower,
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}
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}
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