seaweedfs/weed/filesys/wfs.go
2018-05-27 11:52:26 -07:00

39 lines
863 B
Go

package filesys
import (
"bazil.org/fuse/fs"
"fmt"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/karlseguin/ccache"
"google.golang.org/grpc"
)
type WFS struct {
filer string
listDirectoryEntriesCache *ccache.Cache
}
func NewSeaweedFileSystem(filer string) *WFS {
return &WFS{
filer: filer,
listDirectoryEntriesCache: ccache.New(ccache.Configure().MaxSize(6000).ItemsToPrune(100)),
}
}
func (wfs *WFS) Root() (fs.Node, error) {
return &Dir{Path: "/", wfs: wfs}, nil
}
func (wfs *WFS) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
grpcConnection, err := grpc.Dial(wfs.filer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("fail to dial %s: %v", wfs.filer, err)
}
defer grpcConnection.Close()
client := filer_pb.NewSeaweedFilerClient(grpcConnection)
return fn(client)
}