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fix: prevent double-close inflating zstd pool release counters #1

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Merged
aron-muon merged 1 commit into from
Mar 12, 2026
+10 −1
Merged

fix: prevent double-close inflating zstd pool release counters #1

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1 change: 0 additions & 1 deletion pkg/blobstore/grpcservers/byte_stream_server.go
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Original file line number Diff line number Diff line change
Expand Up @@ -222,7 +222,6 @@ func (s *byteStreamServer) writeZstd(stream bytestream.ByteStream_WriteServer, r
if err != nil {
return status.Errorf(codes.ResourceExhausted, "Failed to acquire ZSTD decoder: %v", err)
}
defer zstdReader.Close()

if err := s.blobAccess.Put(
ctx,
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10 changes: 10 additions & 0 deletions pkg/zstd/metrics_pool.go
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Original file line number Diff line number Diff line change
Expand Up @@ -123,9 +123,14 @@ func (p *metricsPool) NewDecoder(ctx context.Context, r io.Reader) (Decoder, err
type metricsEncoder struct {
Encoder
releases prometheus.Counter
closed bool
}

func (e *metricsEncoder) Close() error {
if e.closed {
return nil
}
e.closed = true
err := e.Encoder.Close()
e.releases.Inc()
return err
Expand All @@ -134,9 +139,14 @@ func (e *metricsEncoder) Close() error {
type metricsDecoder struct {
Decoder
releases prometheus.Counter
closed bool
}

func (d *metricsDecoder) Close() {
if d.closed {
return
}
d.closed = true
d.Decoder.Close()
d.releases.Inc()
}