package filer import ( "os" "time" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/seaweedfs/weed/util" ) type Attr struct { Mtime time.Time // time of last modification Crtime time.Time // time of creation (OS X only) Mode os.FileMode // file mode Uid uint32 // owner uid Gid uint32 // group gid Mime string // mime type Replication string // replication Collection string // collection name TtlSec int32 // ttl in seconds DiskType string UserName string GroupNames []string SymlinkTarget string Md5 []byte FileSize uint64 } func (attr Attr) IsDirectory() bool { return attr.Mode&os.ModeDir > 0 } type Entry struct { util.FullPath Attr Extended map[string][]byte // the following is for files Chunks []*filer_pb.FileChunk `json:"chunks,omitempty"` HardLinkId HardLinkId HardLinkCounter int32 Content []byte Remote *filer_pb.RemoteEntry } func (entry *Entry) Size() uint64 { return maxUint64(maxUint64(TotalSize(entry.Chunks), entry.FileSize), uint64(len(entry.Content))) } func (entry *Entry) Timestamp() time.Time { if entry.IsDirectory() { return entry.Crtime } else { return entry.Mtime } } func (entry *Entry) ShallowClone() *Entry { if entry == nil { return nil } newEntry := &Entry{} newEntry.FullPath = entry.FullPath newEntry.Attr = entry.Attr newEntry.Chunks = entry.Chunks newEntry.Extended = entry.Extended newEntry.HardLinkId = entry.HardLinkId newEntry.HardLinkCounter = entry.HardLinkCounter newEntry.Content = entry.Content newEntry.Remote = entry.Remote return newEntry } func (entry *Entry) ToProtoEntry() *filer_pb.Entry { if entry == nil { return nil } message := &filer_pb.Entry{} message.Name = entry.FullPath.Name() entry.ToExistingProtoEntry(message) return message } func (entry *Entry) ToExistingProtoEntry(message *filer_pb.Entry) { if entry == nil { return } message.IsDirectory = entry.IsDirectory() message.Attributes = EntryAttributeToPb(entry) message.Chunks = entry.Chunks message.Extended = entry.Extended message.HardLinkId = entry.HardLinkId message.HardLinkCounter = entry.HardLinkCounter message.Content = entry.Content message.RemoteEntry = entry.Remote } func FromPbEntryToExistingEntry(message *filer_pb.Entry, fsEntry *Entry) { fsEntry.Attr = PbToEntryAttribute(message.Attributes) fsEntry.Chunks = message.Chunks fsEntry.Extended = message.Extended fsEntry.HardLinkId = HardLinkId(message.HardLinkId) fsEntry.HardLinkCounter = message.HardLinkCounter fsEntry.Content = message.Content fsEntry.Remote = message.RemoteEntry } func (entry *Entry) ToProtoFullEntry() *filer_pb.FullEntry { if entry == nil { return nil } dir, _ := entry.FullPath.DirAndName() return &filer_pb.FullEntry{ Dir: dir, Entry: entry.ToProtoEntry(), } } func FromPbEntry(dir string, entry *filer_pb.Entry) *Entry { t := &Entry{} t.FullPath = util.NewFullPath(dir, entry.Name) FromPbEntryToExistingEntry(entry, t) return t } func maxUint64(x, y uint64) uint64 { if x > y { return x } return y }