lotus/node/modules/client.go
2019-08-01 16:19:53 +02:00

47 lines
1.2 KiB
Go

package modules
import (
"context"
"path/filepath"
"github.com/ipfs/go-blockservice"
"github.com/ipfs/go-datastore"
"github.com/ipfs/go-datastore/namespace"
"github.com/ipfs/go-filestore"
blockstore "github.com/ipfs/go-ipfs-blockstore"
offline "github.com/ipfs/go-ipfs-exchange-offline"
"github.com/ipfs/go-merkledag"
"go.uber.org/fx"
"github.com/filecoin-project/go-lotus/node/modules/dtypes"
"github.com/filecoin-project/go-lotus/node/repo"
)
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"))
fm := filestore.NewFileManager(clientds, filepath.Dir(r.Path()))
fm.AllowFiles = true
// TODO: fm.AllowUrls (needs more code in client import)
bs := blockstore.NewBlockstore(blocks)
return filestore.NewFilestore(bs, fm), nil
}
func ClientDAG(lc fx.Lifecycle, fstore dtypes.ClientFilestore) dtypes.ClientDAG {
ibs := blockstore.NewIdStore((*filestore.Filestore)(fstore))
bsvc := blockservice.New(ibs, offline.Exchange(ibs))
dag := merkledag.NewDAGService(bsvc)
lc.Append(fx.Hook{
OnStop: func(_ context.Context) error {
return bsvc.Close()
},
})
return dag
}