69 lines
2.1 KiB
Protocol Buffer
69 lines
2.1 KiB
Protocol Buffer
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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syntax = "proto3";
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package gvisor;
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// MetricMetadata contains all of the metadata describing a single metric.
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message MetricMetadata {
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// name is the unique name of the metric, usually in a "directory" format
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// (e.g., /foo/count).
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string name = 1;
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// description is a human-readable description of the metric.
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string description = 2;
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// cumulative indicates that this metric is never decremented.
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bool cumulative = 3;
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// sync indicates that values from the final metric event should be
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// synchronized to the backing monitoring system at exit.
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//
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// If sync is false, values are only sent to the monitoring system
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// periodically. There is no guarantee that values will ever be received by
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// the monitoring system.
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bool sync = 4;
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enum Type { UINT64 = 0; }
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// type is the type of the metric value.
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Type type = 5;
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}
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// MetricRegistration contains the metadata for all metrics that will be in
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// future MetricUpdates.
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message MetricRegistration {
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repeated MetricMetadata metrics = 1;
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}
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// MetricValue the value of a metric at a single point in time.
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message MetricValue {
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// name is the unique name of the metric, as in MetricMetadata.
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string name = 1;
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// value is the value of the metric at a single point in time. The field set
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// depends on the type of the metric.
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oneof value {
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uint64 uint64_value = 2;
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}
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}
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// MetricUpdate contains new values for multiple distinct metrics.
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//
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// Metrics whose values have not changed are not included.
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message MetricUpdate {
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repeated MetricValue metrics = 1;
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}
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