690 lines
18 KiB
Go
690 lines
18 KiB
Go
package client
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import (
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"context"
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"fmt"
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"io"
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"os"
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"golang.org/x/xerrors"
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"github.com/ipfs/go-blockservice"
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"github.com/ipfs/go-cid"
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"github.com/ipfs/go-cidutil"
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chunker "github.com/ipfs/go-ipfs-chunker"
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offline "github.com/ipfs/go-ipfs-exchange-offline"
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files "github.com/ipfs/go-ipfs-files"
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ipld "github.com/ipfs/go-ipld-format"
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"github.com/ipfs/go-merkledag"
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unixfile "github.com/ipfs/go-unixfs/file"
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"github.com/ipfs/go-unixfs/importer/balanced"
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ihelper "github.com/ipfs/go-unixfs/importer/helpers"
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"github.com/ipld/go-car"
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basicnode "github.com/ipld/go-ipld-prime/node/basic"
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"github.com/ipld/go-ipld-prime/traversal/selector"
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"github.com/ipld/go-ipld-prime/traversal/selector/builder"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/multiformats/go-multiaddr"
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mh "github.com/multiformats/go-multihash"
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"go.uber.org/fx"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-fil-markets/pieceio"
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rm "github.com/filecoin-project/go-fil-markets/retrievalmarket"
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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/go-multistore"
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"github.com/filecoin-project/go-padreader"
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"github.com/filecoin-project/sector-storage/ffiwrapper"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/abi/big"
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"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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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/store"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/markets/utils"
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"github.com/filecoin-project/lotus/node/impl/full"
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"github.com/filecoin-project/lotus/node/impl/paych"
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"github.com/filecoin-project/lotus/node/modules/dtypes"
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"github.com/filecoin-project/lotus/node/repo/importmgr"
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)
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var DefaultHashFunction = uint64(mh.BLAKE2B_MIN + 31)
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const dealStartBufferHours uint64 = 24
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type API struct {
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fx.In
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full.ChainAPI
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full.StateAPI
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full.WalletAPI
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paych.PaychAPI
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SMDealClient storagemarket.StorageClient
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RetDiscovery rm.PeerResolver
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Retrieval rm.RetrievalClient
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Chain *store.ChainStore
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Imports dtypes.ClientImportMgr
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CombinedBstore dtypes.ClientBlockstore // TODO: try to remove
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}
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func calcDealExpiration(minDuration uint64, md *miner.DeadlineInfo, startEpoch abi.ChainEpoch) abi.ChainEpoch {
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// Make sure we give some time for the miner to seal
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minExp := startEpoch + abi.ChainEpoch(minDuration)
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// Align on miners ProvingPeriodBoundary
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return minExp + miner.WPoStProvingPeriod - (minExp % miner.WPoStProvingPeriod) + (md.PeriodStart % miner.WPoStProvingPeriod) - 1
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}
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func (a *API) imgr() *importmgr.Mgr {
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return a.Imports
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}
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func (a *API) ClientStartDeal(ctx context.Context, params *api.StartDealParams) (*cid.Cid, error) {
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var storeID *multistore.StoreID
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if params.Data.TransferType == storagemarket.TTGraphsync {
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importIDs := a.imgr().List()
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for _, importID := range importIDs {
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info, err := a.imgr().Info(importID)
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if err != nil {
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continue
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}
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if info.Labels[importmgr.LRootCid] == "" {
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continue
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}
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c, err := cid.Parse(info.Labels[importmgr.LRootCid])
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if err != nil {
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continue
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}
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if c.Equals(params.Data.Root) {
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storeID = &importID
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break
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}
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}
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}
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exist, err := a.WalletHas(ctx, params.Wallet)
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if err != nil {
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return nil, xerrors.Errorf("failed getting addr from wallet: %w", params.Wallet)
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}
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if !exist {
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return nil, xerrors.Errorf("provided address doesn't exist in wallet")
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}
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mi, err := a.StateMinerInfo(ctx, params.Miner, types.EmptyTSK)
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if err != nil {
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return nil, xerrors.Errorf("failed getting peer ID: %w", err)
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}
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multiaddrs := make([]multiaddr.Multiaddr, 0, len(mi.Multiaddrs))
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for _, a := range mi.Multiaddrs {
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maddr, err := multiaddr.NewMultiaddrBytes(a)
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if err != nil {
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return nil, err
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}
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multiaddrs = append(multiaddrs, maddr)
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}
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md, err := a.StateMinerProvingDeadline(ctx, params.Miner, types.EmptyTSK)
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if err != nil {
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return nil, xerrors.Errorf("failed getting miner's deadline info: %w", err)
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}
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rt, err := ffiwrapper.SealProofTypeFromSectorSize(mi.SectorSize)
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if err != nil {
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return nil, xerrors.Errorf("bad sector size: %w", err)
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}
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if uint64(params.Data.PieceSize.Padded()) > uint64(mi.SectorSize) {
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return nil, xerrors.New("data doesn't fit in a sector")
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}
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providerInfo := utils.NewStorageProviderInfo(params.Miner, mi.Worker, mi.SectorSize, mi.PeerId, multiaddrs)
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dealStart := params.DealStartEpoch
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if dealStart <= 0 { // unset, or explicitly 'epoch undefined'
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ts, err := a.ChainHead(ctx)
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if err != nil {
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return nil, xerrors.Errorf("failed getting chain height: %w", err)
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}
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blocksPerHour := 60 * 60 / build.BlockDelaySecs
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dealStart = ts.Height() + abi.ChainEpoch(dealStartBufferHours*blocksPerHour)
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}
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result, err := a.SMDealClient.ProposeStorageDeal(ctx, storagemarket.ProposeStorageDealParams{
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Addr: params.Wallet,
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Info: &providerInfo,
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Data: params.Data,
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StartEpoch: dealStart,
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EndEpoch: calcDealExpiration(params.MinBlocksDuration, md, dealStart),
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Price: params.EpochPrice,
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Collateral: big.Zero(),
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Rt: rt,
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FastRetrieval: params.FastRetrieval,
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VerifiedDeal: params.VerifiedDeal,
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StoreID: storeID,
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})
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if err != nil {
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return nil, xerrors.Errorf("failed to start deal: %w", err)
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}
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return &result.ProposalCid, nil
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}
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func (a *API) ClientListDeals(ctx context.Context) ([]api.DealInfo, error) {
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deals, err := a.SMDealClient.ListLocalDeals(ctx)
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if err != nil {
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return nil, err
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}
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out := make([]api.DealInfo, len(deals))
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for k, v := range deals {
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out[k] = api.DealInfo{
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ProposalCid: v.ProposalCid,
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DataRef: v.DataRef,
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State: v.State,
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Message: v.Message,
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Provider: v.Proposal.Provider,
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PieceCID: v.Proposal.PieceCID,
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Size: uint64(v.Proposal.PieceSize.Unpadded()),
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PricePerEpoch: v.Proposal.StoragePricePerEpoch,
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Duration: uint64(v.Proposal.Duration()),
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DealID: v.DealID,
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}
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}
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return out, nil
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}
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func (a *API) ClientGetDealInfo(ctx context.Context, d cid.Cid) (*api.DealInfo, error) {
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v, err := a.SMDealClient.GetLocalDeal(ctx, d)
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if err != nil {
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return nil, err
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}
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return &api.DealInfo{
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ProposalCid: v.ProposalCid,
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State: v.State,
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Message: v.Message,
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Provider: v.Proposal.Provider,
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PieceCID: v.Proposal.PieceCID,
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Size: uint64(v.Proposal.PieceSize.Unpadded()),
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PricePerEpoch: v.Proposal.StoragePricePerEpoch,
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Duration: uint64(v.Proposal.Duration()),
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DealID: v.DealID,
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}, nil
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}
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func (a *API) ClientHasLocal(ctx context.Context, root cid.Cid) (bool, error) {
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// TODO: check if we have the ENTIRE dag
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offExch := merkledag.NewDAGService(blockservice.New(a.Imports.Blockstore, offline.Exchange(a.Imports.Blockstore)))
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_, err := offExch.Get(ctx, root)
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if err == ipld.ErrNotFound {
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return false, nil
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}
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if err != nil {
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return false, err
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}
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return true, nil
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}
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func (a *API) ClientFindData(ctx context.Context, root cid.Cid, piece *cid.Cid) ([]api.QueryOffer, error) {
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peers, err := a.RetDiscovery.GetPeers(root)
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if err != nil {
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return nil, err
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}
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out := make([]api.QueryOffer, 0, len(peers))
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for _, p := range peers {
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if piece != nil && !piece.Equals(*p.PieceCID) {
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continue
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}
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out = append(out, a.makeRetrievalQuery(ctx, p, root, piece, rm.QueryParams{}))
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}
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return out, nil
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}
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func (a *API) ClientMinerQueryOffer(ctx context.Context, miner address.Address, root cid.Cid, piece *cid.Cid) (api.QueryOffer, error) {
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mi, err := a.StateMinerInfo(ctx, miner, types.EmptyTSK)
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if err != nil {
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return api.QueryOffer{}, err
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}
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rp := rm.RetrievalPeer{
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Address: miner,
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ID: mi.PeerId,
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}
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return a.makeRetrievalQuery(ctx, rp, root, piece, rm.QueryParams{}), nil
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}
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func (a *API) makeRetrievalQuery(ctx context.Context, rp rm.RetrievalPeer, payload cid.Cid, piece *cid.Cid, qp rm.QueryParams) api.QueryOffer {
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queryResponse, err := a.Retrieval.Query(ctx, rp, payload, qp)
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if err != nil {
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return api.QueryOffer{Err: err.Error(), Miner: rp.Address, MinerPeerID: rp.ID}
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}
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var errStr string
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switch queryResponse.Status {
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case rm.QueryResponseAvailable:
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errStr = ""
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case rm.QueryResponseUnavailable:
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errStr = fmt.Sprintf("retrieval query offer was unavailable: %s", queryResponse.Message)
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case rm.QueryResponseError:
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errStr = fmt.Sprintf("retrieval query offer errored: %s", queryResponse.Message)
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}
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return api.QueryOffer{
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Root: payload,
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Piece: piece,
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Size: queryResponse.Size,
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MinPrice: queryResponse.PieceRetrievalPrice(),
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UnsealPrice: queryResponse.UnsealPrice,
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PaymentInterval: queryResponse.MaxPaymentInterval,
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PaymentIntervalIncrease: queryResponse.MaxPaymentIntervalIncrease,
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Miner: queryResponse.PaymentAddress, // TODO: check
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MinerPeerID: rp.ID,
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Err: errStr,
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}
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}
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func (a *API) ClientImport(ctx context.Context, ref api.FileRef) (*api.ImportRes, error) {
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id, st, err := a.imgr().NewStore()
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if err != nil {
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return nil, err
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}
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if err := a.imgr().AddLabel(id, importmgr.LSource, "import"); err != nil {
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return nil, err
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}
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if err := a.imgr().AddLabel(id, importmgr.LFileName, ref.Path); err != nil {
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return nil, err
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}
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nd, err := a.clientImport(ctx, ref, st)
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if err != nil {
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return nil, err
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}
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if err := a.imgr().AddLabel(id, importmgr.LRootCid, nd.String()); err != nil {
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return nil, err
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}
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return &api.ImportRes{
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Root: nd,
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ImportID: id,
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}, nil
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}
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func (a *API) ClientRemoveImport(ctx context.Context, importID multistore.StoreID) error {
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return a.imgr().Remove(importID)
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}
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func (a *API) ClientImportLocal(ctx context.Context, f io.Reader) (cid.Cid, error) {
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file := files.NewReaderFile(f)
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id, st, err := a.imgr().NewStore()
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if err != nil {
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return cid.Undef, err
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}
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if err := a.imgr().AddLabel(id, "source", "import-local"); err != nil {
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return cid.Cid{}, err
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}
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bufferedDS := ipld.NewBufferedDAG(ctx, st.DAG)
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prefix, err := merkledag.PrefixForCidVersion(1)
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if err != nil {
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return cid.Undef, err
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}
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prefix.MhType = DefaultHashFunction
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params := ihelper.DagBuilderParams{
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Maxlinks: build.UnixfsLinksPerLevel,
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RawLeaves: true,
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CidBuilder: cidutil.InlineBuilder{
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Builder: prefix,
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Limit: 126,
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},
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Dagserv: bufferedDS,
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}
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db, err := params.New(chunker.NewSizeSplitter(file, int64(build.UnixfsChunkSize)))
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if err != nil {
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return cid.Undef, err
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}
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nd, err := balanced.Layout(db)
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if err != nil {
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return cid.Undef, err
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}
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if err := a.imgr().AddLabel(id, "root", nd.Cid().String()); err != nil {
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return cid.Cid{}, err
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}
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return nd.Cid(), bufferedDS.Commit()
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}
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func (a *API) ClientListImports(ctx context.Context) ([]api.Import, error) {
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importIDs := a.imgr().List()
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out := make([]api.Import, len(importIDs))
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for i, id := range importIDs {
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info, err := a.imgr().Info(id)
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if err != nil {
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out[i] = api.Import{
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Key: id,
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Err: xerrors.Errorf("getting info: %w", err).Error(),
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}
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continue
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}
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ai := api.Import{
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Key: id,
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Source: info.Labels[importmgr.LSource],
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FilePath: info.Labels[importmgr.LFileName],
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}
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if info.Labels[importmgr.LRootCid] != "" {
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c, err := cid.Parse(info.Labels[importmgr.LRootCid])
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if err != nil {
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ai.Err = err.Error()
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} else {
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ai.Root = &c
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}
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}
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out[i] = ai
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}
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return out, nil
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}
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func (a *API) ClientRetrieve(ctx context.Context, order api.RetrievalOrder, ref *api.FileRef) error {
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if order.MinerPeerID == "" {
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mi, err := a.StateMinerInfo(ctx, order.Miner, types.EmptyTSK)
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if err != nil {
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return err
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}
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order.MinerPeerID = mi.PeerId
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}
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if order.Size == 0 {
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return xerrors.Errorf("cannot make retrieval deal for zero bytes")
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}
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/*id, st, err := a.imgr().NewStore()
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if err != nil {
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return err
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}
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if err := a.imgr().AddLabel(id, "source", "retrieval"); err != nil {
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return err
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}*/
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retrievalResult := make(chan error, 1)
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unsubscribe := a.Retrieval.SubscribeToEvents(func(event rm.ClientEvent, state rm.ClientDealState) {
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if state.PayloadCID.Equals(order.Root) {
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switch state.Status {
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case rm.DealStatusCompleted:
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retrievalResult <- nil
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case rm.DealStatusRejected:
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retrievalResult <- xerrors.Errorf("Retrieval Proposal Rejected: %s", state.Message)
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case
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rm.DealStatusDealNotFound,
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rm.DealStatusErrored:
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retrievalResult <- xerrors.Errorf("Retrieval Error: %s", state.Message)
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}
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}
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})
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ppb := types.BigDiv(order.Total, types.NewInt(order.Size))
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params, err := rm.NewParamsV1(ppb, order.PaymentInterval, order.PaymentIntervalIncrease, shared.AllSelector(), order.Piece, order.UnsealPrice)
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if err != nil {
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return xerrors.Errorf("Error in retrieval params: %s", err)
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}
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storeID, store, err := a.imgr().NewStore()
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if err != nil {
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return xerrors.Errorf("Error setting up new store: %w", err)
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}
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defer func() {
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_ = a.imgr().Remove(storeID)
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}()
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_, err = a.Retrieval.Retrieve(
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ctx,
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order.Root,
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params,
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order.Total,
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order.MinerPeerID,
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order.Client,
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order.Miner,
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&storeID) // TODO: should we ignore storeID if we are using the IPFS blockstore?
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if err != nil {
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return xerrors.Errorf("Retrieve failed: %w", err)
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}
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select {
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case <-ctx.Done():
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return xerrors.New("Retrieval Timed Out")
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case err := <-retrievalResult:
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if err != nil {
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return xerrors.Errorf("Retrieve: %w", err)
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}
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}
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unsubscribe()
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// If ref is nil, it only fetches the data into the configured blockstore.
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if ref == nil {
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return nil
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}
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if ref.IsCAR {
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f, err := os.OpenFile(ref.Path, os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return err
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}
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err = car.WriteCar(ctx, store.DAG, []cid.Cid{order.Root}, f)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return f.Close()
|
|
}
|
|
|
|
nd, err := store.DAG.Get(ctx, order.Root)
|
|
if err != nil {
|
|
return xerrors.Errorf("ClientRetrieve: %w", err)
|
|
}
|
|
file, err := unixfile.NewUnixfsFile(ctx, store.DAG, nd)
|
|
if err != nil {
|
|
return xerrors.Errorf("ClientRetrieve: %w", err)
|
|
}
|
|
|
|
return files.WriteTo(file, ref.Path)
|
|
}
|
|
|
|
func (a *API) ClientQueryAsk(ctx context.Context, p peer.ID, miner address.Address) (*storagemarket.SignedStorageAsk, error) {
|
|
info := utils.NewStorageProviderInfo(miner, address.Undef, 0, p, nil)
|
|
signedAsk, err := a.SMDealClient.GetAsk(ctx, info)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return signedAsk, nil
|
|
}
|
|
|
|
func (a *API) ClientCalcCommP(ctx context.Context, inpath string, miner address.Address) (*api.CommPRet, error) {
|
|
mi, err := a.StateMinerInfo(ctx, miner, types.EmptyTSK)
|
|
if err != nil {
|
|
return nil, xerrors.Errorf("failed checking miners sector size: %w", err)
|
|
}
|
|
|
|
rt, err := ffiwrapper.SealProofTypeFromSectorSize(mi.SectorSize)
|
|
if err != nil {
|
|
return nil, xerrors.Errorf("bad sector size: %w", err)
|
|
}
|
|
|
|
rdr, err := os.Open(inpath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rdr.Close()
|
|
|
|
stat, err := rdr.Stat()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
commP, pieceSize, err := pieceio.GeneratePieceCommitment(rt, rdr, uint64(stat.Size()))
|
|
|
|
if err != nil {
|
|
return nil, xerrors.Errorf("computing commP failed: %w", err)
|
|
}
|
|
|
|
return &api.CommPRet{
|
|
Root: commP,
|
|
Size: pieceSize,
|
|
}, nil
|
|
}
|
|
|
|
type lenWriter int64
|
|
|
|
func (w *lenWriter) Write(p []byte) (n int, err error) {
|
|
*w += lenWriter(len(p))
|
|
return len(p), nil
|
|
}
|
|
|
|
func (a *API) ClientDealSize(ctx context.Context, root cid.Cid) (api.DataSize, error) {
|
|
dag := merkledag.NewDAGService(blockservice.New(a.CombinedBstore, offline.Exchange(a.CombinedBstore)))
|
|
|
|
w := lenWriter(0)
|
|
|
|
err := car.WriteCar(ctx, dag, []cid.Cid{root}, &w)
|
|
if err != nil {
|
|
return api.DataSize{}, err
|
|
}
|
|
|
|
up := padreader.PaddedSize(uint64(w))
|
|
|
|
return api.DataSize{
|
|
PayloadSize: int64(w),
|
|
PieceSize: up.Padded(),
|
|
}, nil
|
|
}
|
|
|
|
func (a *API) ClientGenCar(ctx context.Context, ref api.FileRef, outputPath string) error {
|
|
id, st, err := a.imgr().NewStore()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if err := a.imgr().AddLabel(id, "source", "gen-car"); err != nil {
|
|
return err
|
|
}
|
|
|
|
bufferedDS := ipld.NewBufferedDAG(ctx, st.DAG)
|
|
c, err := a.clientImport(ctx, ref, st)
|
|
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// TODO: does that defer mean to remove the whole blockstore?
|
|
defer bufferedDS.Remove(ctx, c) //nolint:errcheck
|
|
ssb := builder.NewSelectorSpecBuilder(basicnode.Style.Any)
|
|
|
|
// entire DAG selector
|
|
allSelector := ssb.ExploreRecursive(selector.RecursionLimitNone(),
|
|
ssb.ExploreAll(ssb.ExploreRecursiveEdge())).Node()
|
|
|
|
f, err := os.Create(outputPath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sc := car.NewSelectiveCar(ctx, st.Bstore, []car.Dag{{Root: c, Selector: allSelector}})
|
|
if err = sc.Write(f); err != nil {
|
|
return err
|
|
}
|
|
|
|
return f.Close()
|
|
}
|
|
|
|
func (a *API) clientImport(ctx context.Context, ref api.FileRef, store *multistore.Store) (cid.Cid, error) {
|
|
f, err := os.Open(ref.Path)
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
defer f.Close()
|
|
|
|
stat, err := f.Stat()
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
|
|
file, err := files.NewReaderPathFile(ref.Path, f, stat)
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
|
|
if ref.IsCAR {
|
|
var st car.Store
|
|
if store.Fstore == nil {
|
|
st = store.Bstore
|
|
} else {
|
|
st = store.Fstore
|
|
}
|
|
result, err := car.LoadCar(st, file)
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
|
|
if len(result.Roots) != 1 {
|
|
return cid.Undef, xerrors.New("cannot import car with more than one root")
|
|
}
|
|
|
|
return result.Roots[0], nil
|
|
}
|
|
|
|
bufDs := ipld.NewBufferedDAG(ctx, store.DAG)
|
|
|
|
prefix, err := merkledag.PrefixForCidVersion(1)
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
prefix.MhType = DefaultHashFunction
|
|
|
|
params := ihelper.DagBuilderParams{
|
|
Maxlinks: build.UnixfsLinksPerLevel,
|
|
RawLeaves: true,
|
|
CidBuilder: cidutil.InlineBuilder{
|
|
Builder: prefix,
|
|
Limit: 126,
|
|
},
|
|
Dagserv: bufDs,
|
|
NoCopy: true,
|
|
}
|
|
|
|
db, err := params.New(chunker.NewSizeSplitter(file, int64(build.UnixfsChunkSize)))
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
nd, err := balanced.Layout(db)
|
|
if err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
|
|
if err := bufDs.Commit(); err != nil {
|
|
return cid.Undef, err
|
|
}
|
|
|
|
return nd.Cid(), nil
|
|
}
|