contrib: add qatzstd compressor (#32166)
Signed-off-by: giantcroc <changran.wang@intel.com> Mirrored from https://github.com/envoyproxy/envoy @ 9e447bfaa2eaf29925bfb279b83e1ad202d1b514main
update-envoy[bot]
8 months ago
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# DO NOT EDIT. This file is generated by tools/proto_format/proto_sync.py. |
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load("@envoy_api//bazel:api_build_system.bzl", "api_proto_package") |
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licenses(["notice"]) # Apache 2 |
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api_proto_package( |
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deps = ["@com_github_cncf_xds//udpa/annotations:pkg"], |
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) |
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syntax = "proto3"; |
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package envoy.extensions.compression.qatzstd.compressor.v3alpha; |
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import "google/protobuf/wrappers.proto"; |
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import "udpa/annotations/status.proto"; |
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import "validate/validate.proto"; |
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option java_package = "io.envoyproxy.envoy.extensions.compression.qatzstd.compressor.v3alpha"; |
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option java_outer_classname = "QatzstdProto"; |
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option java_multiple_files = true; |
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option go_package = "github.com/envoyproxy/go-control-plane/contrib/envoy/extensions/compression/qatzstd/compressor/v3alpha"; |
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option (udpa.annotations.file_status).package_version_status = ACTIVE; |
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// [#protodoc-title: Qatzstd Compressor] |
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// Qatzstd :ref:`configuration overview <config_qatzstd>`. |
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// [#extension: envoy.compression.qatzstd.compressor] |
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// [#next-free-field: 8] |
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message Qatzstd { |
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// Reference to http://facebook.github.io/zstd/zstd_manual.html |
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enum Strategy { |
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DEFAULT = 0; |
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FAST = 1; |
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DFAST = 2; |
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GREEDY = 3; |
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LAZY = 4; |
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LAZY2 = 5; |
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BTLAZY2 = 6; |
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BTOPT = 7; |
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BTULTRA = 8; |
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BTULTRA2 = 9; |
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} |
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// Set compression parameters according to pre-defined compression level table. |
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// Note that exact compression parameters are dynamically determined, |
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// depending on both compression level and source content size (when known). |
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// Value 0 means default, and default level is 3. |
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// |
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// Setting a level does not automatically set all other compression parameters |
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// to default. Setting this will however eventually dynamically impact the compression |
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// parameters which have not been manually set. The manually set |
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// ones will 'stick'. |
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google.protobuf.UInt32Value compression_level = 1 [(validate.rules).uint32 = {lte: 22 gte: 1}]; |
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// A 32-bits checksum of content is written at end of frame. If not set, defaults to false. |
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bool enable_checksum = 2; |
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// The higher the value of selected strategy, the more complex it is, |
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// resulting in stronger and slower compression. |
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// |
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// Special: value 0 means "use default strategy". |
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Strategy strategy = 3 [(validate.rules).enum = {defined_only: true}]; |
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// Value for compressor's next output buffer. If not set, defaults to 4096. |
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google.protobuf.UInt32Value chunk_size = 5 [(validate.rules).uint32 = {lte: 65536 gte: 4096}]; |
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// Enable QAT to accelerate Zstd compression or not. If not set, defaults to false. |
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// |
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// This is useful in the case that users want to enable QAT for a period of time and disable QAT for another period of time, |
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// they don't have to change the config too much or prepare for another config that has software zstd compressor and just changing the value of this filed. |
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bool enable_qat_zstd = 6; |
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// Fallback to software for Qatzstd when input size is less than this value. |
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// Valid only ``enable_qat_zstd`` is ``true``. 0 means no fallback at all. If not set, defaults to 4000. |
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google.protobuf.UInt32Value qat_zstd_fallback_threshold = 7 |
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[(validate.rules).uint32 = {lte: 65536 gte: 0}]; |
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} |
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