lotus/node/modules/client.go
2020-07-08 12:52:37 +02:00

157 lines
5.9 KiB
Go

package modules
import (
"context"
"path/filepath"
"time"
blockstore "github.com/ipfs/go-ipfs-blockstore"
"github.com/ipfs/go-merkledag"
"github.com/libp2p/go-libp2p-core/host"
"github.com/libp2p/go-libp2p-core/routing"
"go.uber.org/fx"
dtimpl "github.com/filecoin-project/go-data-transfer/impl"
dtnet "github.com/filecoin-project/go-data-transfer/network"
dtgstransport "github.com/filecoin-project/go-data-transfer/transport/graphsync"
"github.com/filecoin-project/go-fil-markets/retrievalmarket"
"github.com/filecoin-project/go-fil-markets/retrievalmarket/discovery"
retrievalimpl "github.com/filecoin-project/go-fil-markets/retrievalmarket/impl"
rmnet "github.com/filecoin-project/go-fil-markets/retrievalmarket/network"
"github.com/filecoin-project/go-fil-markets/storagemarket"
storageimpl "github.com/filecoin-project/go-fil-markets/storagemarket/impl"
"github.com/filecoin-project/go-fil-markets/storagemarket/impl/requestvalidation"
smnet "github.com/filecoin-project/go-fil-markets/storagemarket/network"
"github.com/filecoin-project/go-statestore"
"github.com/filecoin-project/go-storedcounter"
"github.com/ipfs/go-bitswap"
"github.com/ipfs/go-bitswap/network"
"github.com/ipfs/go-blockservice"
"github.com/ipfs/go-datastore"
"github.com/ipfs/go-datastore/namespace"
"github.com/ipfs/go-filestore"
"github.com/filecoin-project/lotus/markets/retrievaladapter"
"github.com/filecoin-project/lotus/node/impl/full"
payapi "github.com/filecoin-project/lotus/node/impl/paych"
"github.com/filecoin-project/lotus/node/modules/dtypes"
"github.com/filecoin-project/lotus/node/modules/helpers"
"github.com/filecoin-project/lotus/node/repo"
"github.com/filecoin-project/lotus/paychmgr"
)
func ClientFstore(r repo.LockedRepo) (dtypes.ClientFilestore, error) {
clientds, err := r.Datastore("/client")
if err != nil {
return nil, err
}
blocks := namespace.Wrap(clientds, datastore.NewKey("blocks"))
absPath, err := filepath.Abs(r.Path())
if err != nil {
return nil, err
}
fm := filestore.NewFileManager(clientds, filepath.Dir(absPath))
fm.AllowFiles = true
// TODO: fm.AllowUrls (needs more code in client import)
bs := blockstore.NewBlockstore(blocks)
return filestore.NewFilestore(bs, fm), nil
}
func ClientBlockstore(fstore dtypes.ClientFilestore) dtypes.ClientBlockstore {
return blockstore.NewIdStore((*filestore.Filestore)(fstore))
}
// RegisterClientValidator is an initialization hook that registers the client
// request validator with the data transfer module as the validator for
// StorageDataTransferVoucher types
func RegisterClientValidator(crv dtypes.ClientRequestValidator, dtm dtypes.ClientDataTransfer) {
if err := dtm.RegisterVoucherType(&requestvalidation.StorageDataTransferVoucher{}, (*requestvalidation.UnifiedRequestValidator)(crv)); err != nil {
panic(err)
}
}
// NewClientGraphsyncDataTransfer returns a data transfer manager that just
// uses the clients's Client DAG service for transfers
func NewClientGraphsyncDataTransfer(lc fx.Lifecycle, h host.Host, gs dtypes.Graphsync, ds dtypes.MetadataDS) (dtypes.ClientDataTransfer, error) {
sc := storedcounter.New(ds, datastore.NewKey("/datatransfer/client/counter"))
net := dtnet.NewFromLibp2pHost(h)
dtDs := namespace.Wrap(ds, datastore.NewKey("/datatransfer/client/transfers"))
transport := dtgstransport.NewTransport(h.ID(), gs)
dt, err := dtimpl.NewDataTransfer(dtDs, net, transport, sc)
if err != nil {
return nil, err
}
lc.Append(fx.Hook{
OnStart: func(ctx context.Context) error {
return dt.Start(ctx)
},
OnStop: func(context.Context) error {
return dt.Stop()
},
})
return dt, nil
}
// NewClientDealStore creates a statestore for the client to store its deals
func NewClientDealStore(ds dtypes.ClientDatastore) dtypes.ClientDealStore {
return statestore.New(ds)
}
// NewClientDatastore creates a datastore for the client to store its deals
func NewClientDatastore(ds dtypes.MetadataDS) dtypes.ClientDatastore {
return namespace.Wrap(ds, datastore.NewKey("/deals/client"))
}
// ClientDAG is a DAGService for the ClientBlockstore
func ClientDAG(mctx helpers.MetricsCtx, lc fx.Lifecycle, ibs dtypes.ClientBlockstore, rt routing.Routing, h host.Host) dtypes.ClientDAG {
bitswapNetwork := network.NewFromIpfsHost(h, rt)
bitswapOptions := []bitswap.Option{bitswap.ProvideEnabled(false)}
exch := bitswap.New(helpers.LifecycleCtx(mctx, lc), bitswapNetwork, ibs, bitswapOptions...)
bsvc := blockservice.New(ibs, exch)
dag := merkledag.NewDAGService(bsvc)
lc.Append(fx.Hook{
OnStop: func(_ context.Context) error {
return bsvc.Close()
},
})
return dag
}
func NewClientRequestValidator(deals dtypes.ClientDealStore) dtypes.ClientRequestValidator {
return requestvalidation.NewUnifiedRequestValidator(nil, deals)
}
func StorageClient(lc fx.Lifecycle, h host.Host, ibs dtypes.ClientBlockstore, r repo.LockedRepo, dataTransfer dtypes.ClientDataTransfer, discovery *discovery.Local, deals dtypes.ClientDatastore, scn storagemarket.StorageClientNode) (storagemarket.StorageClient, error) {
net := smnet.NewFromLibp2pHost(h)
c, err := storageimpl.NewClient(net, ibs, dataTransfer, discovery, deals, scn, storageimpl.DealPollingInterval(time.Second))
if err != nil {
return nil, err
}
lc.Append(fx.Hook{
OnStart: func(ctx context.Context) error {
return c.Start(ctx)
},
OnStop: func(context.Context) error {
c.Stop()
return nil
},
})
return c, nil
}
// RetrievalClient creates a new retrieval client attached to the client blockstore
func RetrievalClient(h host.Host, bs dtypes.ClientBlockstore, pmgr *paychmgr.Manager, payapi payapi.PaychAPI, resolver retrievalmarket.PeerResolver, ds dtypes.MetadataDS, chainapi full.ChainAPI) (retrievalmarket.RetrievalClient, error) {
adapter := retrievaladapter.NewRetrievalClientNode(pmgr, payapi, chainapi)
network := rmnet.NewFromLibp2pHost(h)
sc := storedcounter.New(ds, datastore.NewKey("/retr"))
return retrievalimpl.NewClient(network, bs, adapter, resolver, namespace.Wrap(ds, datastore.NewKey("/retrievals/client")), sc)
}