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support read option readDeleted=true

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This commit is contained in:
Chris Lu
2020-08-18 19:22:16 -07:00
parent 6ccd7f0a4d
commit fe01191b5b
7 changed files with 31 additions and 26 deletions
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10
weed/storage/needle_map_leveldb.go
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@@ -124,14 +124,18 @@ func levelDbDelete(db *leveldb.DB, key NeedleId) error {
}
func (m *LevelDbNeedleMap) Delete(key NeedleId, offset Offset) error {
if oldNeedle, ok := m.Get(key); ok {
m.logDelete(oldNeedle.Size)
oldNeedle, found := m.Get(key)
if !found || oldNeedle.Size.IsDeleted() {
return nil
}
m.logDelete(oldNeedle.Size)
// write to index file first
if err := m.appendToIndexFile(key, offset, TombstoneFileSize); err != nil {
return err
}
return levelDbDelete(m.db, key)
return levelDbWrite(m.db, key, oldNeedle.Offset, -oldNeedle.Size)
}
func (m *LevelDbNeedleMap) Close() {