seaweedfs/go/storage/store_vacuum.go

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2014-05-20 02:18:39 +00:00
package storage
import (
"code.google.com/p/weed-fs/go/glog"
"fmt"
"strconv"
)
func (s *Store) CheckCompactVolume(volumeIdString string, garbageThresholdString string) (error, bool) {
vid, err := NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("Volume Id %s is not a valid unsigned integer!", volumeIdString), false
}
garbageThreshold, e := strconv.ParseFloat(garbageThresholdString, 32)
if e != nil {
return fmt.Errorf("garbageThreshold %s is not a valid float number!", garbageThresholdString), false
}
if v := s.findVolume(vid); v != nil {
glog.V(3).Infoln(vid, "garbage level is", v.garbageLevel())
return nil, garbageThreshold < v.garbageLevel()
}
return fmt.Errorf("volume id %d is not found during check compact!", vid), false
}
func (s *Store) CompactVolume(volumeIdString string) error {
vid, err := NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("Volume Id %s is not a valid unsigned integer!", volumeIdString)
}
if v := s.findVolume(vid); v != nil {
return v.Compact()
}
return fmt.Errorf("volume id %d is not found during compact!", vid)
}
func (s *Store) CommitCompactVolume(volumeIdString string) error {
vid, err := NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("Volume Id %s is not a valid unsigned integer!", volumeIdString)
}
if v := s.findVolume(vid); v != nil {
return v.commitCompact()
}
return fmt.Errorf("volume id %d is not found during commit compact!", vid)
}