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go/store/nbs: truncate corrupt index rather than delete

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This commit is contained in:
Andy Arthur
2023-02-24 11:21:11 -08:00
parent ed58ee1028
commit 64f8eeb292
1 changed files with 3 additions and 7 deletions
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10
go/store/nbs/journal_writer.go
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@@ -229,17 +229,13 @@ func (wr *journalWriter) bootstrapJournal(ctx context.Context) (last hash.Hash,
return
}
// corruptIndexRecovery handles a corrupted or malformed journal index by deleting
// corruptIndexRecovery handles a corrupted or malformed journal index by truncating
// the index file and restarting the journal bootstrapping process without an index.
func (wr *journalWriter) corruptIndexRecovery(ctx context.Context) (err error) {
p := filepath.Join(filepath.Dir(wr.path), journalIndexFileName)
if err = wr.index.Close(); err != nil {
if _, err = wr.index.Seek(0, io.SeekStart); err != nil {
return
}
if err = os.Remove(p); err != nil {
return
}
if wr.index, err = os.OpenFile(p, os.O_RDWR|os.O_CREATE, 0666); err != nil {
if err = wr.index.Truncate(0); err != nil {
return
}
// reset bootstrapping state