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filer.go
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filer.go
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package filer
import (
"errors"
)
type FileId string //file id in SeaweedFS
type FileEntry struct {
Name string `json:"name,omitempty"` //file name without path
Id FileId `json:"fid,omitempty"`
}
type DirectoryId int32
type DirectoryEntry struct {
Name string //dir name without path
Id DirectoryId
}
type Filer interface {
CreateFile(fullFileName string, fid string) (err error)
FindFile(fullFileName string) (fid string, err error)
DeleteFile(fullFileName string) (fid string, err error)
//Optional functions. embedded filer support these
FindDirectory(dirPath string) (dirId DirectoryId, err error)
ListDirectories(dirPath string) (dirs []DirectoryEntry, err error)
ListFiles(dirPath string, lastFileName string, limit int) (files []FileEntry, err error)
DeleteDirectory(dirPath string, recursive bool) (err error)
Move(fromPath string, toPath string) (err error)
}
var ErrNotFound = errors.New("filer: no entry is found in filer store")