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core/hpke: reduce memory usage from zstd (#4650)

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* core/hpke: reduce memory usage from zstd

* use default compression, use default concurrency
This commit is contained in:
Caleb Doxsey 2023-10-31 10:24:56 -06:00 • committed by GitHub
parent 2cc82ed706
commit a29476f61e
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 24 additions and 4 deletions
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15
pkg/hpke/url.go
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@ -145,22 +145,29 @@ func withoutHPKEParams(values url.Values) url.Values {
return filtered
}
var zstdEncoder, _ = zstd.NewWriter(nil, zstd.WithEncoderLevel(zstd.SpeedBestCompression))
func encodeQueryStringV1(values url.Values) []byte {
return []byte(values.Encode())
}
const zstdWindowSize = 8 << 10 // 8kiB
var zstdEncoder, _ = zstd.NewWriter(nil,
zstd.WithEncoderLevel(zstd.SpeedDefault),
zstd.WithWindowSize(zstdWindowSize),
)
func encodeQueryStringV2(values url.Values) []byte {
return zstdEncoder.EncodeAll([]byte(values.Encode()), nil)
}
var zstdDecoder, _ = zstd.NewReader(nil)
func decodeQueryStringV1(raw []byte) (url.Values, error) {
return url.ParseQuery(string(raw))
}
var zstdDecoder, _ = zstd.NewReader(nil,
zstd.WithDecoderLowmem(true),
)
func decodeQueryStringV2(raw []byte) (url.Values, error) {
bs, err := zstdDecoder.DecodeAll(raw, nil)
if err != nil {