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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
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
}
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) ToProtoEntry() *filer_pb.Entry {
if entry == nil {
return nil
}
return &filer_pb.Entry{
Name: entry.FullPath.Name(),
IsDirectory: entry.IsDirectory(),
Attributes: EntryAttributeToPb(entry),
Chunks: entry.Chunks,
Extended: entry.Extended,
HardLinkId: entry.HardLinkId,
HardLinkCounter: entry.HardLinkCounter,
Content: entry.Content,
}
}
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 (entry *Entry) Clone() *Entry {
return &Entry{
FullPath: entry.FullPath,
Attr: entry.Attr,
Chunks: entry.Chunks,
Extended: entry.Extended,
HardLinkId: entry.HardLinkId,
HardLinkCounter: entry.HardLinkCounter,
}
}
func FromPbEntry(dir string, entry *filer_pb.Entry) *Entry {
return &Entry{
FullPath: util.NewFullPath(dir, entry.Name),
Attr: PbToEntryAttribute(entry.Attributes),
Chunks: entry.Chunks,
HardLinkId: HardLinkId(entry.HardLinkId),
HardLinkCounter: entry.HardLinkCounter,
Content: entry.Content,
}
}
func maxUint64(x, y uint64) uint64 {
if x > y {
return x
}
return y
}
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