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Merge pull request #113118 from enj/enj/i/prefix_transformers_alloc

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prefixTransformers: allocate after transformation length is known
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Kubernetes Prow Robot 2022-10-18 11:29:38 -07:00 committed by GitHub
commit 1ab1b0af6e
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1 changed files with 2 additions and 2 deletions
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4
staging/src/k8s.io/apiserver/pkg/storage/value/transformer.go
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@ -154,13 +154,13 @@ func (t *prefixTransformers) TransformFromStorage(ctx context.Context, data []by
func (t *prefixTransformers) TransformToStorage(ctx context.Context, data []byte, dataCtx Context) ([]byte, error) { func (t *prefixTransformers) TransformToStorage(ctx context.Context, data []byte, dataCtx Context) ([]byte, error) {
start := time.Now() start := time.Now()
transformer := t.transformers[0] transformer := t.transformers[0]
prefixedData := make([]byte, len(transformer.Prefix), len(data)+len(transformer.Prefix))
copy(prefixedData, transformer.Prefix)
result, err := transformer.Transformer.TransformToStorage(ctx, data, dataCtx) result, err := transformer.Transformer.TransformToStorage(ctx, data, dataCtx)
RecordTransformation("to_storage", string(transformer.Prefix), start, err) RecordTransformation("to_storage", string(transformer.Prefix), start, err)
if err != nil { if err != nil {
return nil, err return nil, err
} }
prefixedData := make([]byte, len(transformer.Prefix), len(result)+len(transformer.Prefix))
copy(prefixedData, transformer.Prefix)
prefixedData = append(prefixedData, result...) prefixedData = append(prefixedData, result...)
return prefixedData, nil return prefixedData, nil
} }