seaweedfs/weed/storage/store_vacuum.go

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package storage
import (
"fmt"
"strconv"
"github.com/chrislusf/seaweedfs/weed/glog"
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)
func (s *Store) CheckCompactVolume(volumeIdString string, garbageThresholdString string) (error, bool) {
vid, err := NewVolumeId(volumeIdString)
if err != nil {
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return fmt.Errorf("Volume Id %s is not a valid unsigned integer", volumeIdString), false
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}
garbageThreshold, e := strconv.ParseFloat(garbageThresholdString, 32)
if e != nil {
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return fmt.Errorf("garbageThreshold %s is not a valid float number", garbageThresholdString), false
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}
if v := s.findVolume(vid); v != nil {
glog.V(3).Infoln(vid, "garbage level is", v.garbageLevel())
return nil, garbageThreshold < v.garbageLevel()
}
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return fmt.Errorf("volume id %d is not found during check compact", vid), false
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}
func (s *Store) CompactVolume(volumeIdString string, preallocate int64) error {
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vid, err := NewVolumeId(volumeIdString)
if err != nil {
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return fmt.Errorf("Volume Id %s is not a valid unsigned integer", volumeIdString)
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}
if v := s.findVolume(vid); v != nil {
return v.Compact(preallocate)
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}
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return fmt.Errorf("volume id %d is not found during compact", vid)
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}
func (s *Store) CommitCompactVolume(volumeIdString string) error {
vid, err := NewVolumeId(volumeIdString)
if err != nil {
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return fmt.Errorf("Volume Id %s is not a valid unsigned integer", volumeIdString)
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}
if v := s.findVolume(vid); v != nil {
return v.commitCompact()
}
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return fmt.Errorf("volume id %d is not found during commit compact", vid)
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}
func (s *Store) CommitCleanupVolume(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.cleanupCompact()
}
return fmt.Errorf("volume id %d is not found during cleaning up", vid)
}