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46 lines
1.1 KiB
46 lines
1.1 KiB
package storage
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import (
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"errors"
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"strings"
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"github.com/chrislusf/seaweedfs/go/glog"
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)
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type FileId struct {
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VolumeId VolumeId
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Key uint64
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Hashcode uint32
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}
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func NewFileIdFromNeedle(VolumeId VolumeId, n *Needle) *FileId {
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return &FileId{VolumeId: VolumeId, Key: n.Id, Hashcode: n.Cookie}
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}
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func NewFileId(VolumeId VolumeId, Key uint64, Hashcode uint32) *FileId {
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return &FileId{VolumeId: VolumeId, Key: Key, Hashcode: Hashcode}
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}
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func ParseFileId(fid string) (*FileId, error) {
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var a []string
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if strings.Contains(fid, ",") {
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a = strings.Split(fid, ",")
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} else {
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a = strings.Split(fid, "/")
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}
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if len(a) != 2 {
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glog.V(1).Infoln("Invalid fid ", fid, ", split length ", len(a))
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return nil, errors.New("Invalid fid " + fid)
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}
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vid_string, key_hash_string := a[0], a[1]
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volumeId, _ := NewVolumeId(vid_string)
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key, hash, e := ParseIdCookie(key_hash_string)
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return &FileId{VolumeId: volumeId, Key: key, Hashcode: hash}, e
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}
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func (n *FileId) String() string {
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return n.VolumeId.String() + "," + n.Nid()
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}
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func (n *FileId) Nid() string {
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return ToNid(n.Key, n.Hashcode)
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}
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