package mount import ( "context" "fmt" "github.com/hanwen/go-fuse/v2/fuse" "github.com/seaweedfs/seaweedfs/weed/filer" "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "os" "strings" "syscall" "time" ) /** Create a directory * * Note that the mode argument may not have the type specification * bits set, i.e. S_ISDIR(mode) can be false. To obtain the * correct directory type bits use mode|S_IFDIR * */ func (wfs *WFS) Mkdir(cancel <-chan struct{}, in *fuse.MkdirIn, name string, out *fuse.EntryOut) (code fuse.Status) { if wfs.IsOverQuota { return fuse.Status(syscall.ENOSPC) } if s := checkName(name); s != fuse.OK { return s } newEntry := &filer_pb.Entry{ Name: name, IsDirectory: true, Attributes: &filer_pb.FuseAttributes{ Mtime: time.Now().Unix(), Crtime: time.Now().Unix(), FileMode: uint32(os.ModeDir) | in.Mode&^uint32(wfs.option.Umask), Uid: in.Uid, Gid: in.Gid, }, } dirFullPath, code := wfs.inodeToPath.GetPath(in.NodeId) if code != fuse.OK { return } entryFullPath := dirFullPath.Child(name) err := wfs.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error { wfs.mapPbIdFromLocalToFiler(newEntry) defer wfs.mapPbIdFromFilerToLocal(newEntry) request := &filer_pb.CreateEntryRequest{ Directory: string(dirFullPath), Entry: newEntry, Signatures: []int32{wfs.signature}, } glog.V(1).Infof("mkdir: %v", request) if err := filer_pb.CreateEntry(client, request); err != nil { glog.V(0).Infof("mkdir %s: %v", entryFullPath, err) return err } if err := wfs.metaCache.InsertEntry(context.Background(), filer.FromPbEntry(request.Directory, request.Entry)); err != nil { return fmt.Errorf("local mkdir dir %s: %v", entryFullPath, err) } return nil }) glog.V(3).Infof("mkdir %s: %v", entryFullPath, err) if err != nil { return fuse.EIO } inode := wfs.inodeToPath.Lookup(entryFullPath, newEntry.Attributes.Crtime, true, false, 0, true) wfs.outputPbEntry(out, inode, newEntry) return fuse.OK } /** Remove a directory */ func (wfs *WFS) Rmdir(cancel <-chan struct{}, header *fuse.InHeader, name string) (code fuse.Status) { if name == "." { return fuse.Status(syscall.EINVAL) } if name == ".." { return fuse.Status(syscall.ENOTEMPTY) } dirFullPath, code := wfs.inodeToPath.GetPath(header.NodeId) if code != fuse.OK { return } entryFullPath := dirFullPath.Child(name) glog.V(3).Infof("remove directory: %v", entryFullPath) ignoreRecursiveErr := true // ignore recursion error since the OS should manage it err := filer_pb.Remove(wfs, string(dirFullPath), name, true, false, ignoreRecursiveErr, false, []int32{wfs.signature}) if err != nil { glog.V(0).Infof("remove %s: %v", entryFullPath, err) if strings.Contains(err.Error(), filer.MsgFailDelNonEmptyFolder) { return fuse.Status(syscall.ENOTEMPTY) } return fuse.ENOENT } wfs.metaCache.DeleteEntry(context.Background(), entryFullPath) wfs.inodeToPath.RemovePath(entryFullPath) return fuse.OK }