alex/vfs
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This commit is contained in:
Alex Yatskov 2015-05-13 11:11:54 +09:00
parent fd52a205a3
commit cf091a997f
1 changed files with 22 additions and 34 deletions
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56
version.go
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@ -45,6 +45,16 @@ type versionedFile struct {
inode uint64
}
func (this versionedFile) Attr(attr *fuse.Attr) {
attr.Mode = this.info.Mode()
attr.Inode = this.inode
attr.Size = uint64(this.info.Size())
}
func (versionedFile) ReadAll(ctx context.Context) ([]byte, error) {
return nil, nil
}
type versionedDir struct {
dirs map[string]versionedDir
files map[string]versionedFile
@ -73,6 +83,18 @@ func (this versionedDir) ReadDirAll(ctx context.Context) ([]fuse.Dirent, error)
return nil, nil
}
func (this versionedDir) Lookup(ctx context.Context, name string) (fs.Node, error) {
if dir, ok := this.dirs[name]; ok {
return dir, nil
}
if file, ok := this.files[name]; ok {
return file, nil
}
return nil, fuse.ENOENT
}
type version struct {
base string
parent *version
@ -219,37 +241,3 @@ func (this *version) allocInode() uint64 {
func (this *version) Root() (fs.Node, error) {
return this.root, nil
}
// func (this *version) Attr(a *fuse.Attr) {
// // type Attr struct {
// // Inode uint64 // inode number
// // Size uint64 // size in bytes
// // Blocks uint64 // size in blocks
// // Atime time.Time // time of last access
// // Mtime time.Time // time of last modification
// // Ctime time.Time // time of last inode change
// // Crtime time.Time // time of creation (OS X only)
// // Mode os.FileMode // file mode
// // Nlink uint32 // number of links
// // Uid uint32 // owner uid
// // Gid uint32 // group gid
// // Rdev uint32 // device numbers
// // Flags uint32 // chflags(2) flags (OS X only)
// a.Inode = 1
// a.Mode = os.ModeDir | 0755
// }
// func (this *version) Lookup(ctx context.Context, name string) (fs.Node, error) {
// // if name == "hello" {
// // return File{}, nil
// // }
// return nil, fuse.ENOENT
// }
// func (this *version) ReadDirAll(ctx context.Context) ([]fuse.Dirent, error) {
// var dirDirs = []fuse.Dirent{
// {Inode: 2, Name: "hello", Type: fuse.DT_File},
// }
// return dirDirs, nil
// }