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doIsEmpty() return error if v.DataBackend is nil (#4587)

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Bai Jie 2023-06-18 15:13:40 +08:00 committed by GitHub
parent 572cc440ce
commit 44b9d72ef0
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1 changed files with 6 additions and 2 deletions
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8
weed/storage/volume.go
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@ -134,16 +134,20 @@ func (v *Volume) ContentSize() uint64 {
} }
func (v *Volume) doIsEmpty() (bool, error) { func (v *Volume) doIsEmpty() (bool, error) {
if v.DataBackend != nil { // check v.DataBackend.GetStat()
if v.DataBackend == nil {
return false, fmt.Errorf("v.DataBackend is nil")
} else {
datFileSize, _, e := v.DataBackend.GetStat() datFileSize, _, e := v.DataBackend.GetStat()
if e != nil { if e != nil {
glog.V(0).Infof("Failed to read file size %s %v", v.DataBackend.Name(), e) glog.V(0).Infof("Failed to read file size %s %v", v.DataBackend.Name(), e)
return false, e return false, fmt.Errorf("v.DataBackend.GetStat(): %v", e)
} }
if datFileSize > super_block.SuperBlockSize { if datFileSize > super_block.SuperBlockSize {
return false, nil return false, nil
} }
} }
// check v.nm.ContentSize()
if v.nm != nil { if v.nm != nil {
if v.nm.ContentSize() > 0 { if v.nm.ContentSize() > 0 {
return false, nil return false, nil