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Refactoring for supporing cassandra as filer meta data store

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This commit is contained in:
Chris Lu
2015-01-05 14:58:30 -08:00
parent a3e4145e8a
commit 165734ce11
8 changed files with 53 additions and 43 deletions
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15
go/filer/filer.go
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@@ -7,13 +7,22 @@ type FileEntry struct {
Id FileId `json:"fid,omitempty"`
}
type DirectoryId int32
type DirectoryEntry struct {
Name string //dir name without path
Id DirectoryId
}
type Filer interface {
CreateFile(filePath string, fid string) (err error)
FindFile(filePath string) (fid string, err error)
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)
DeleteFile(filePath string) (fid string, err error)
Move(fromPath string, toPath string) (err error)
}