opentelemetry.proto.collector.metrics.v1.metrics_service.proto Maven / Gradle / Ivy
// Copyright 2019, OpenTelemetry Authors
//
// 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.
syntax = "proto3";
package opentelemetry.proto.collector.metrics.v1;
import "opentelemetry/proto/metrics/v1/metrics.proto";
option csharp_namespace = "OpenTelemetry.Proto.Collector.Metrics.V1";
option java_multiple_files = true;
option java_package = "io.opentelemetry.proto.collector.metrics.v1";
option java_outer_classname = "MetricsServiceProto";
option go_package = "go.opentelemetry.io/proto/otlp/collector/metrics/v1";
// Service that can be used to push metrics between one Application
// instrumented with OpenTelemetry and a collector, or between a collector and a
// central collector.
service MetricsService {
// For performance reasons, it is recommended to keep this RPC
// alive for the entire life of the application.
rpc Export(ExportMetricsServiceRequest) returns (ExportMetricsServiceResponse) {}
}
message ExportMetricsServiceRequest {
// An array of ResourceMetrics.
// For data coming from a single resource this array will typically contain one
// element. Intermediary nodes (such as OpenTelemetry Collector) that receive
// data from multiple origins typically batch the data before forwarding further and
// in that case this array will contain multiple elements.
repeated opentelemetry.proto.metrics.v1.ResourceMetrics resource_metrics = 1;
}
message ExportMetricsServiceResponse {
// The details of a partially successful export request.
//
// If the request is only partially accepted
// (i.e. when the server accepts only parts of the data and rejects the rest)
// the server MUST initialize the `partial_success` field and MUST
// set the `rejected_` with the number of items it rejected.
//
// Servers MAY also make use of the `partial_success` field to convey
// warnings/suggestions to senders even when the request was fully accepted.
// In such cases, the `rejected_` MUST have a value of `0` and
// the `error_message` MUST be non-empty.
//
// A `partial_success` message with an empty value (rejected_ = 0 and
// `error_message` = "") is equivalent to it not being set/present. Senders
// SHOULD interpret it the same way as in the full success case.
ExportMetricsPartialSuccess partial_success = 1;
}
message ExportMetricsPartialSuccess {
// The number of rejected data points.
//
// A `rejected_` field holding a `0` value indicates that the
// request was fully accepted.
int64 rejected_data_points = 1;
// A developer-facing human-readable message in English. It should be used
// either to explain why the server rejected parts of the data during a partial
// success or to convey warnings/suggestions during a full success. The message
// should offer guidance on how users can address such issues.
//
// error_message is an optional field. An error_message with an empty value
// is equivalent to it not being set.
string error_message = 2;
}