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market.go
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market.go
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package market
import (
"unicode/utf8"
cbg "github.com/whyrusleeping/cbor-gen"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
builtin8 "github.com/filecoin-project/go-state-types/builtin"
market8 "github.com/filecoin-project/go-state-types/builtin/v8/market"
"github.com/filecoin-project/go-state-types/cbor"
"github.com/filecoin-project/go-state-types/network"
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/types"
)
var (
Address = builtin8.StorageMarketActorAddr
Methods = builtin8.MethodsMarket
)
func Load(store adt.Store, act *types.Actor) (State, error) {
if name, av, ok := actors.GetActorMetaByCode(act.Code); ok {
if name != actors.MarketKey {
return nil, xerrors.Errorf("actor code is not market: %s", name)
}
switch av {
case actors.Version8:
return load8(store, act.Head)
}
}
switch act.Code {
case builtin0.StorageMarketActorCodeID:
return load0(store, act.Head)
case builtin2.StorageMarketActorCodeID:
return load2(store, act.Head)
case builtin3.StorageMarketActorCodeID:
return load3(store, act.Head)
case builtin4.StorageMarketActorCodeID:
return load4(store, act.Head)
case builtin5.StorageMarketActorCodeID:
return load5(store, act.Head)
case builtin6.StorageMarketActorCodeID:
return load6(store, act.Head)
case builtin7.StorageMarketActorCodeID:
return load7(store, act.Head)
}
return nil, xerrors.Errorf("unknown actor code %s", act.Code)
}
func MakeState(store adt.Store, av actors.Version) (State, error) {
switch av {
case actors.Version0:
return make0(store)
case actors.Version2:
return make2(store)
case actors.Version3:
return make3(store)
case actors.Version4:
return make4(store)
case actors.Version5:
return make5(store)
case actors.Version6:
return make6(store)
case actors.Version7:
return make7(store)
case actors.Version8:
return make8(store)
}
return nil, xerrors.Errorf("unknown actor version %d", av)
}
type State interface {
cbor.Marshaler
BalancesChanged(State) (bool, error)
EscrowTable() (BalanceTable, error)
LockedTable() (BalanceTable, error)
TotalLocked() (abi.TokenAmount, error)
StatesChanged(State) (bool, error)
States() (DealStates, error)
ProposalsChanged(State) (bool, error)
Proposals() (DealProposals, error)
VerifyDealsForActivation(
minerAddr address.Address, deals []abi.DealID, currEpoch, sectorExpiry abi.ChainEpoch,
) (weight, verifiedWeight abi.DealWeight, err error)
NextID() (abi.DealID, error)
GetState() interface{}
}
type BalanceTable interface {
ForEach(cb func(address.Address, abi.TokenAmount) error) error
Get(key address.Address) (abi.TokenAmount, error)
}
type DealStates interface {
ForEach(cb func(id abi.DealID, ds DealState) error) error
Get(id abi.DealID) (*DealState, bool, error)
array() adt.Array
decode(*cbg.Deferred) (*DealState, error)
}
type DealProposals interface {
ForEach(cb func(id abi.DealID, dp market8.DealProposal) error) error
Get(id abi.DealID) (*market8.DealProposal, bool, error)
array() adt.Array
decode(*cbg.Deferred) (*market8.DealProposal, error)
}
type PublishStorageDealsReturn interface {
DealIDs() ([]abi.DealID, error)
// Note that this index is based on the batch of deals that were published, NOT the DealID
IsDealValid(index uint64) (bool, int, error)
}
func DecodePublishStorageDealsReturn(b []byte, nv network.Version) (PublishStorageDealsReturn, error) {
av, err := actors.VersionForNetwork(nv)
if err != nil {
return nil, err
}
switch av {
case actors.Version0:
return decodePublishStorageDealsReturn0(b)
case actors.Version2:
return decodePublishStorageDealsReturn2(b)
case actors.Version3:
return decodePublishStorageDealsReturn3(b)
case actors.Version4:
return decodePublishStorageDealsReturn4(b)
case actors.Version5:
return decodePublishStorageDealsReturn5(b)
case actors.Version6:
return decodePublishStorageDealsReturn6(b)
case actors.Version7:
return decodePublishStorageDealsReturn7(b)
case actors.Version8:
return decodePublishStorageDealsReturn8(b)
}
return nil, xerrors.Errorf("unknown actor version %d", av)
}
type DealProposal = market8.DealProposal
type DealState = market8.DealState
type DealStateChanges struct {
Added []DealIDState
Modified []DealStateChange
Removed []DealIDState
}
type DealIDState struct {
ID abi.DealID
Deal DealState
}
// DealStateChange is a change in deal state from -> to
type DealStateChange struct {
ID abi.DealID
From *DealState
To *DealState
}
type DealProposalChanges struct {
Added []ProposalIDState
Removed []ProposalIDState
}
type ProposalIDState struct {
ID abi.DealID
Proposal market8.DealProposal
}
func EmptyDealState() *DealState {
return &DealState{
SectorStartEpoch: -1,
SlashEpoch: -1,
LastUpdatedEpoch: -1,
}
}
// returns the earned fees and pending fees for a given deal
func GetDealFees(deal market8.DealProposal, height abi.ChainEpoch) (abi.TokenAmount, abi.TokenAmount) {
tf := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(deal.EndEpoch-deal.StartEpoch)))
ef := big.Mul(deal.StoragePricePerEpoch, big.NewInt(int64(height-deal.StartEpoch)))
if ef.LessThan(big.Zero()) {
ef = big.Zero()
}
if ef.GreaterThan(tf) {
ef = tf
}
return ef, big.Sub(tf, ef)
}
func labelFromGoString(s string) (market8.DealLabel, error) {
if utf8.ValidString(s) {
return market8.NewLabelFromString(s)
} else {
return market8.NewLabelFromBytes([]byte(s))
}
}