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weed export: print out [start,stop) content range

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This commit is contained in:
Chris Lu
2020-09-14 22:57:23 -07:00
parent b5add9b8f9
commit 103fafe00b
3 changed files with 13 additions and 12 deletions
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9
weed/storage/volume_read_write.go
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@@ -381,10 +381,8 @@ func ScanVolumeFile(dirname string, collection string, id needle.VolumeId,
if v, err = loadVolumeWithoutIndex(dirname, collection, id, needleMapKind); err != nil {
return fmt.Errorf("failed to load volume %d: %v", id, err)
}
if v.volumeInfo.Version == 0 {
if err = volumeFileScanner.VisitSuperBlock(v.SuperBlock); err != nil {
return fmt.Errorf("failed to process volume %d super block: %v", id, err)
}
if err = volumeFileScanner.VisitSuperBlock(v.SuperBlock); err != nil {
return fmt.Errorf("failed to process volume %d super block: %v", id, err)
}
defer v.Close()
@@ -406,8 +404,9 @@ func ScanVolumeFileFrom(version needle.Version, datBackend backend.BackendStorag
for n != nil {
var needleBody []byte
if volumeFileScanner.ReadNeedleBody() {
// println("needle", n.Id.String(), "offset", offset, "size", n.Size, "rest", rest)
if needleBody, err = n.ReadNeedleBody(datBackend, version, offset+NeedleHeaderSize, rest); err != nil {
glog.V(0).Infof("cannot read needle body: %v", err)
glog.V(0).Infof("cannot read needle head [%d, %d) body [%d, %d) body length %d: %v", offset, offset+NeedleHeaderSize, offset+NeedleHeaderSize, offset+NeedleHeaderSize+rest, rest, err)
// err = fmt.Errorf("cannot read needle body: %v", err)
// return
}