450 lines
14 KiB
Go
450 lines
14 KiB
Go
package storageadapter
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// this file implements storagemarket.StorageProviderNode
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import (
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"bytes"
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"context"
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"io"
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"github.com/ipfs/go-cid"
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logging "github.com/ipfs/go-log/v2"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-fil-markets/shared"
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"github.com/filecoin-project/go-fil-markets/storagemarket"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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"github.com/filecoin-project/specs-actors/actors/builtin/market"
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"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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"github.com/filecoin-project/specs-actors/actors/builtin/verifreg"
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"github.com/filecoin-project/specs-actors/actors/crypto"
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"github.com/filecoin-project/specs-actors/actors/runtime/exitcode"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors"
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"github.com/filecoin-project/lotus/chain/events"
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"github.com/filecoin-project/lotus/chain/events/state"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/lib/sigs"
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"github.com/filecoin-project/lotus/markets/utils"
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"github.com/filecoin-project/lotus/node/modules/dtypes"
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"github.com/filecoin-project/lotus/storage/sectorblocks"
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sealing "github.com/filecoin-project/storage-fsm"
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)
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var log = logging.Logger("storageadapter")
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type ProviderNodeAdapter struct {
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api.FullNode
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// this goes away with the data transfer module
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dag dtypes.StagingDAG
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secb *sectorblocks.SectorBlocks
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ev *events.Events
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}
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func NewProviderNodeAdapter(dag dtypes.StagingDAG, secb *sectorblocks.SectorBlocks, full api.FullNode) storagemarket.StorageProviderNode {
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return &ProviderNodeAdapter{
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FullNode: full,
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dag: dag,
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secb: secb,
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ev: events.NewEvents(context.TODO(), full),
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}
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}
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func (n *ProviderNodeAdapter) PublishDeals(ctx context.Context, deal storagemarket.MinerDeal) (cid.Cid, error) {
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log.Info("publishing deal")
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mi, err := n.StateMinerInfo(ctx, deal.Proposal.Provider, types.EmptyTSK)
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if err != nil {
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return cid.Undef, err
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}
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params, err := actors.SerializeParams(&market.PublishStorageDealsParams{
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Deals: []market.ClientDealProposal{deal.ClientDealProposal},
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})
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if err != nil {
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return cid.Undef, xerrors.Errorf("serializing PublishStorageDeals params failed: ", err)
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}
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// TODO: We may want this to happen after fetching data
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smsg, err := n.MpoolPushMessage(ctx, &types.Message{
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To: builtin.StorageMarketActorAddr,
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From: mi.Worker,
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Value: types.NewInt(0),
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GasPrice: types.NewInt(0),
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GasLimit: 100_000_000,
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Method: builtin.MethodsMarket.PublishStorageDeals,
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Params: params,
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})
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if err != nil {
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return cid.Undef, err
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}
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return smsg.Cid(), nil
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}
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func (n *ProviderNodeAdapter) OnDealComplete(ctx context.Context, deal storagemarket.MinerDeal, pieceSize abi.UnpaddedPieceSize, pieceData io.Reader) error {
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_, err := n.secb.AddPiece(ctx, pieceSize, pieceData, sealing.DealInfo{
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DealID: deal.DealID,
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DealSchedule: sealing.DealSchedule{
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StartEpoch: deal.ClientDealProposal.Proposal.StartEpoch,
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EndEpoch: deal.ClientDealProposal.Proposal.EndEpoch,
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},
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KeepUnsealed: deal.FastRetrieval,
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})
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if err != nil {
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return xerrors.Errorf("AddPiece failed: %s", err)
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}
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log.Warnf("New Deal: deal %d", deal.DealID)
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return nil
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}
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func (n *ProviderNodeAdapter) VerifySignature(ctx context.Context, sig crypto.Signature, addr address.Address, input []byte, encodedTs shared.TipSetToken) (bool, error) {
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addr, err := n.StateAccountKey(ctx, addr, types.EmptyTSK)
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if err != nil {
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return false, err
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}
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err = sigs.Verify(&sig, addr, input)
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return err == nil, err
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}
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func (n *ProviderNodeAdapter) ListProviderDeals(ctx context.Context, addr address.Address, encodedTs shared.TipSetToken) ([]storagemarket.StorageDeal, error) {
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tsk, err := types.TipSetKeyFromBytes(encodedTs)
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if err != nil {
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return nil, err
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}
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allDeals, err := n.StateMarketDeals(ctx, tsk)
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if err != nil {
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return nil, err
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}
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var out []storagemarket.StorageDeal
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for _, deal := range allDeals {
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sharedDeal := utils.FromOnChainDeal(deal.Proposal, deal.State)
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if sharedDeal.Provider == addr {
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out = append(out, sharedDeal)
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}
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}
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return out, nil
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}
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func (n *ProviderNodeAdapter) GetMinerWorkerAddress(ctx context.Context, miner address.Address, tok shared.TipSetToken) (address.Address, error) {
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tsk, err := types.TipSetKeyFromBytes(tok)
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if err != nil {
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return address.Undef, err
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}
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mi, err := n.StateMinerInfo(ctx, miner, tsk)
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if err != nil {
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return address.Address{}, err
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}
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return mi.Worker, nil
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}
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func (n *ProviderNodeAdapter) SignBytes(ctx context.Context, signer address.Address, b []byte) (*crypto.Signature, error) {
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signer, err := n.StateAccountKey(ctx, signer, types.EmptyTSK)
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if err != nil {
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return nil, err
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}
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localSignature, err := n.WalletSign(ctx, signer, b)
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if err != nil {
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return nil, err
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}
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return localSignature, nil
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}
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func (n *ProviderNodeAdapter) EnsureFunds(ctx context.Context, addr, wallet address.Address, amt abi.TokenAmount, encodedTs shared.TipSetToken) (cid.Cid, error) {
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return n.MarketEnsureAvailable(ctx, addr, wallet, amt)
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}
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// Adds funds with the StorageMinerActor for a storage participant. Used by both providers and clients.
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func (n *ProviderNodeAdapter) AddFunds(ctx context.Context, addr address.Address, amount abi.TokenAmount) (cid.Cid, error) {
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// (Provider Node API)
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smsg, err := n.MpoolPushMessage(ctx, &types.Message{
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To: builtin.StorageMarketActorAddr,
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From: addr,
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Value: amount,
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GasPrice: types.NewInt(0),
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GasLimit: 100_000_000,
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Method: builtin.MethodsMarket.AddBalance,
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})
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if err != nil {
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return cid.Undef, err
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}
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return smsg.Cid(), nil
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}
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func (n *ProviderNodeAdapter) GetBalance(ctx context.Context, addr address.Address, encodedTs shared.TipSetToken) (storagemarket.Balance, error) {
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tsk, err := types.TipSetKeyFromBytes(encodedTs)
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if err != nil {
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return storagemarket.Balance{}, err
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}
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bal, err := n.StateMarketBalance(ctx, addr, tsk)
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if err != nil {
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return storagemarket.Balance{}, err
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}
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return utils.ToSharedBalance(bal), nil
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}
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func (n *ProviderNodeAdapter) LocatePieceForDealWithinSector(ctx context.Context, dealID abi.DealID, encodedTs shared.TipSetToken) (sectorID uint64, offset uint64, length uint64, err error) {
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refs, err := n.secb.GetRefs(dealID)
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if err != nil {
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return 0, 0, 0, err
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}
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if len(refs) == 0 {
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return 0, 0, 0, xerrors.New("no sector information for deal ID")
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}
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// TODO: better strategy (e.g. look for already unsealed)
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var best api.SealedRef
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var bestSi sealing.SectorInfo
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for _, r := range refs {
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si, err := n.secb.Miner.GetSectorInfo(r.SectorID)
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if err != nil {
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return 0, 0, 0, xerrors.Errorf("getting sector info: %w", err)
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}
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if si.State == sealing.Proving {
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best = r
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bestSi = si
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break
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}
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}
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if bestSi.State == sealing.UndefinedSectorState {
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return 0, 0, 0, xerrors.New("no sealed sector found")
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}
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return uint64(best.SectorID), best.Offset, uint64(best.Size), nil
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}
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func (n *ProviderNodeAdapter) OnDealSectorCommitted(ctx context.Context, provider address.Address, dealID abi.DealID, cb storagemarket.DealSectorCommittedCallback) error {
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checkFunc := func(ts *types.TipSet) (done bool, more bool, err error) {
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sd, err := n.StateMarketStorageDeal(ctx, dealID, ts.Key())
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if err != nil {
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// TODO: This may be fine for some errors
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return false, false, xerrors.Errorf("failed to look up deal on chain: %w", err)
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}
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if sd.State.SectorStartEpoch > 0 {
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cb(nil)
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return true, false, nil
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}
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return false, true, nil
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}
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called := func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (more bool, err error) {
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defer func() {
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if err != nil {
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cb(xerrors.Errorf("handling applied event: %w", err))
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}
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}()
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if msg == nil {
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log.Error("timed out waiting for deal activation... what now?")
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return false, nil
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}
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sd, err := n.StateMarketStorageDeal(ctx, abi.DealID(dealID), ts.Key())
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if err != nil {
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return false, xerrors.Errorf("failed to look up deal on chain: %w", err)
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}
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if sd.State.SectorStartEpoch < 1 {
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return false, xerrors.Errorf("deal wasn't active: deal=%d, parentState=%s, h=%d", dealID, ts.ParentState(), ts.Height())
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}
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log.Infof("Storage deal %d activated at epoch %d", dealID, sd.State.SectorStartEpoch)
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cb(nil)
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return false, nil
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}
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revert := func(ctx context.Context, ts *types.TipSet) error {
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log.Warn("deal activation reverted; TODO: actually handle this!")
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// TODO: Just go back to DealSealing?
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return nil
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}
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var sectorNumber abi.SectorNumber
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var sectorFound bool
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matchEvent := func(msg *types.Message) (matchOnce bool, matched bool, err error) {
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if msg.To != provider {
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return true, false, nil
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}
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switch msg.Method {
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case builtin.MethodsMiner.PreCommitSector:
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var params miner.SectorPreCommitInfo
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if err := params.UnmarshalCBOR(bytes.NewReader(msg.Params)); err != nil {
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return true, false, xerrors.Errorf("unmarshal pre commit: %w", err)
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}
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for _, did := range params.DealIDs {
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if did == abi.DealID(dealID) {
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sectorNumber = params.SectorNumber
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sectorFound = true
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return true, false, nil
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}
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}
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return true, false, nil
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case builtin.MethodsMiner.ProveCommitSector:
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var params miner.ProveCommitSectorParams
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if err := params.UnmarshalCBOR(bytes.NewReader(msg.Params)); err != nil {
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return true, false, xerrors.Errorf("failed to unmarshal prove commit sector params: %w", err)
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}
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if !sectorFound {
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return true, false, nil
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}
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if params.SectorNumber != sectorNumber {
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return true, false, nil
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}
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return false, true, nil
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default:
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return true, false, nil
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}
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}
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if err := n.ev.Called(checkFunc, called, revert, int(build.MessageConfidence+1), build.SealRandomnessLookbackLimit, matchEvent); err != nil {
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return xerrors.Errorf("failed to set up called handler: %w", err)
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}
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return nil
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}
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func (n *ProviderNodeAdapter) GetChainHead(ctx context.Context) (shared.TipSetToken, abi.ChainEpoch, error) {
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head, err := n.ChainHead(ctx)
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if err != nil {
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return nil, 0, err
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}
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return head.Key().Bytes(), head.Height(), nil
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}
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func (n *ProviderNodeAdapter) WaitForMessage(ctx context.Context, mcid cid.Cid, cb func(code exitcode.ExitCode, bytes []byte, err error) error) error {
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receipt, err := n.StateWaitMsg(ctx, mcid, build.MessageConfidence)
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if err != nil {
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return cb(0, nil, err)
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}
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return cb(receipt.Receipt.ExitCode, receipt.Receipt.Return, nil)
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}
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func (n *ProviderNodeAdapter) GetDataCap(ctx context.Context, addr address.Address, encodedTs shared.TipSetToken) (*verifreg.DataCap, error) {
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tsk, err := types.TipSetKeyFromBytes(encodedTs)
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if err != nil {
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return nil, err
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}
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return n.StateVerifiedClientStatus(ctx, addr, tsk)
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}
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func (n *ProviderNodeAdapter) OnDealExpiredOrSlashed(ctx context.Context, dealID abi.DealID, onDealExpired storagemarket.DealExpiredCallback, onDealSlashed storagemarket.DealSlashedCallback) error {
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head, err := n.ChainHead(ctx)
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if err != nil {
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return xerrors.Errorf("client: failed to get chain head: %w", err)
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}
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sd, err := n.StateMarketStorageDeal(ctx, dealID, head.Key())
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if err != nil {
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return xerrors.Errorf("client: failed to look up deal %d on chain: %w", dealID, err)
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}
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// Called immediately to check if the deal has already expired or been slashed
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checkFunc := func(ts *types.TipSet) (done bool, more bool, err error) {
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// Check if the deal has already expired
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if sd.Proposal.EndEpoch <= ts.Height() {
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onDealExpired(nil)
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return true, false, nil
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}
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// If there is no deal assume it's already been slashed
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if sd.State.SectorStartEpoch < 0 {
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onDealSlashed(ts.Height(), nil)
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return true, false, nil
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}
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// No events have occurred yet, so return
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// done: false, more: true (keep listening for events)
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return false, true, nil
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}
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// Called when there was a match against the state change we're looking for
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// and the chain has advanced to the confidence height
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stateChanged := func(ts *types.TipSet, ts2 *types.TipSet, states events.StateChange, h abi.ChainEpoch) (more bool, err error) {
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// Check if the deal has already expired
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if sd.Proposal.EndEpoch <= ts2.Height() {
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onDealExpired(nil)
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return false, nil
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}
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// Timeout waiting for state change
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if states == nil {
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log.Error("timed out waiting for deal expiry")
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return false, nil
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}
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changedDeals, ok := states.(state.ChangedDeals)
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if !ok {
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panic("Expected state.ChangedDeals")
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}
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deal, ok := changedDeals[dealID]
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if !ok {
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// No change to deal
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return true, nil
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}
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// Deal was slashed
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if deal.To == nil {
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onDealSlashed(ts2.Height(), nil)
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return false, nil
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}
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return true, nil
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}
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// Called when there was a chain reorg and the state change was reverted
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revert := func(ctx context.Context, ts *types.TipSet) error {
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// TODO: Is it ok to just ignore this?
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log.Warn("deal state reverted; TODO: actually handle this!")
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return nil
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}
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// Watch for state changes to the deal
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preds := state.NewStatePredicates(n)
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dealDiff := preds.OnStorageMarketActorChanged(
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preds.OnDealStateChanged(
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preds.DealStateChangedForIDs([]abi.DealID{dealID})))
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match := func(oldTs, newTs *types.TipSet) (bool, events.StateChange, error) {
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return dealDiff(ctx, oldTs.Key(), newTs.Key())
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}
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// Wait until after the end epoch for the deal and then timeout
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timeout := (sd.Proposal.EndEpoch - head.Height()) + 1
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if err := n.ev.StateChanged(checkFunc, stateChanged, revert, int(build.MessageConfidence)+1, timeout, match); err != nil {
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return xerrors.Errorf("failed to set up state changed handler: %w", err)
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}
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return nil
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}
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var _ storagemarket.StorageProviderNode = &ProviderNodeAdapter{}
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