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4d81f7e129
* Adding some metrics to the graph * Adding log message when node authorizer has synced Change-Id: I3447d6bc389a0b82ded1db2a7a4ae41d79486c2b
50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package node
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import (
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"sync"
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"k8s.io/component-base/metrics"
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"k8s.io/component-base/metrics/legacyregistry"
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)
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const nodeAuthorizerSubsystem = "node_authorizer"
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var (
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graphActionsDuration = metrics.NewHistogramVec(
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&metrics.HistogramOpts{
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Subsystem: nodeAuthorizerSubsystem,
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Name: "graph_actions_duration_seconds",
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Help: "Histogram of duration of graph actions in node authorizer.",
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StabilityLevel: metrics.ALPHA,
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// Start with 0.1ms with the last bucket being [~200ms, Inf)
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Buckets: metrics.ExponentialBuckets(0.0001, 2, 12),
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},
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[]string{"operation"},
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)
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)
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var registerMetrics sync.Once
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// RegisterMetrics registers metrics for node package.
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func RegisterMetrics() {
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registerMetrics.Do(func() {
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legacyregistry.MustRegister(graphActionsDuration)
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})
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}
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