refactor(datatransfer): move registrations to builder

move registration function for validators to builder code

node/modules/client.go

@@ -2,12 +2,14 @@ package modules
 
 import (
 	"context"
+	"path/filepath"
+	"reflect"
+
 	"github.com/filecoin-project/lotus/node/modules/helpers"
 	"github.com/ipfs/go-bitswap"
 	"github.com/ipfs/go-bitswap/network"
 	"github.com/libp2p/go-libp2p-core/host"
 	"github.com/libp2p/go-libp2p-core/routing"
-	"path/filepath"
 
 	"github.com/ipfs/go-blockservice"
 	"github.com/ipfs/go-datastore"
@@ -17,6 +19,8 @@ import (
 	"github.com/ipfs/go-merkledag"
 	"go.uber.org/fx"
 
+	"github.com/filecoin-project/lotus/chain/deals"
+	"github.com/filecoin-project/lotus/datatransfer"
 	"github.com/filecoin-project/lotus/node/modules/dtypes"
 	"github.com/filecoin-project/lotus/node/repo"
 )
@@ -40,6 +44,13 @@ 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 *deals.ClientRequestValidator, dtm datatransfer.ClientDataTransfer) {
+	dtm.RegisterVoucherType(reflect.TypeOf(deals.StorageDataTransferVoucher{}), crv)
+}
+
 func ClientDAG(mctx helpers.MetricsCtx, lc fx.Lifecycle, ibs dtypes.ClientBlockstore, rt routing.Routing, h host.Host) dtypes.ClientDAG {
 	bitswapNetwork := network.NewFromIpfsHost(h, rt)
 	exch := bitswap.New(helpers.LifecycleCtx(mctx, lc), bitswapNetwork, ibs)