| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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"; |
| |
| option java_multiple_files = true; |
| option java_package = "org.apache.skywalking.oap.server.exporter.grpc"; |
| |
| |
| service MetricExportService { |
| rpc export (stream ExportMetricValue) returns (ExportResponse) { |
| } |
| |
| rpc subscription (SubscriptionReq) returns (SubscriptionsResp) { |
| } |
| } |
| |
| message ExportMetricValue { |
| string metricName = 1; |
| string entityName = 2; |
| string entityId = 3; |
| int64 timeBucket = 4; |
| EventType eventType = 5; |
| repeated MetricValue metricValues = 6; |
| } |
| |
| message SubscriptionsResp { |
| repeated SubscriptionMetric metrics = 1; |
| } |
| |
| message SubscriptionMetric { |
| string metricName = 1; |
| EventType eventType = 2; |
| } |
| |
| enum EventType { |
| // The metrics aggregated in this bulk, not include the existing persistent data. |
| INCREMENT = 0; |
| // Final result of the metrics at this moment. |
| TOTAL = 1; |
| } |
| |
| message SubscriptionReq { |
| |
| } |
| |
| message ExportResponse { |
| } |
| |
| message MetricValue { |
| // Could be empty, if it is not a labeled metric. |
| repeated KeyValue labels = 1; |
| int64 longValue = 2; |
| } |
| |
| message KeyValue { |
| string key = 1; |
| string value = 2; |
| } |