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// Copyright (c) 2019 The Jaeger Authors.
// Copyright (c) 2018 Uber Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// This package implements the Jaeger jaeger-idl specification as defined
// at https://github.com/jaegertracing/jaeger-idl/blob/main/proto/api_v2/sampling.proto
syntax="proto3";
package jaeger.api_v2;
import "gogoproto/gogo.proto";
import "google/api/annotations.proto";
option go_package = "api_v2";
option java_package = "io.jaegertracing.api_v2";
// Enable gogoprotobuf extensions (https://github.com/gogo/protobuf/blob/master/extensions.md).
// Enable custom Marshal method.
option (gogoproto.marshaler_all) = true;
// Enable custom Unmarshal method.
option (gogoproto.unmarshaler_all) = true;
// Enable custom Size method (Required by Marshal and Unmarshal).
option (gogoproto.sizer_all) = true;
enum SamplingStrategyType {
PROBABILISTIC = 0;
RATE_LIMITING = 1;
};
message ProbabilisticSamplingStrategy {
double samplingRate = 1;
}
message RateLimitingSamplingStrategy {
int32 maxTracesPerSecond = 1;
}
message OperationSamplingStrategy {
string operation = 1;
ProbabilisticSamplingStrategy probabilisticSampling = 2;
}
message PerOperationSamplingStrategies {
double defaultSamplingProbability = 1;
double defaultLowerBoundTracesPerSecond = 2;
repeated OperationSamplingStrategy perOperationStrategies = 3;
double defaultUpperBoundTracesPerSecond = 4;
}
message SamplingStrategyResponse {
SamplingStrategyType strategyType = 1;
ProbabilisticSamplingStrategy probabilisticSampling = 2;
RateLimitingSamplingStrategy rateLimitingSampling = 3;
PerOperationSamplingStrategies operationSampling =4;
}
message SamplingStrategyParameters {
string serviceName = 1;
}
service SamplingManager {
rpc GetSamplingStrategy(SamplingStrategyParameters) returns (SamplingStrategyResponse) {
option (google.api.http) = {
post: "/api/v2/samplingStrategy"
body: "*"
};
}
}
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