mirror of https://github.com/knative/pkg.git
63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
/*
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Copyright 2019 The Knative 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 metrics
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import (
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"go.opencensus.io/stats"
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"go.opencensus.io/stats/view"
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"k8s.io/client-go/tools/metrics"
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)
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// ClientProvider implements the pattern of Kubernetes MetricProvider that may
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// be used to produce suitable metrics for use with metrics.Register()
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type ClientProvider struct {
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Latency *stats.Float64Measure
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Result *stats.Int64Measure
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}
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// NewLatencyMetric implements MetricsProvider
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func (cp *ClientProvider) NewLatencyMetric() metrics.LatencyMetric {
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return latencyMetric{
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measure: cp.Latency,
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}
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}
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// LatencyView returns a view of the Latency metric.
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func (cp *ClientProvider) LatencyView() *view.View {
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return measureView(cp.Latency, view.Distribution(BucketsNBy10(0.00001, 8)...))
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}
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// NewResultMetric implements MetricsProvider
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func (cp *ClientProvider) NewResultMetric() metrics.ResultMetric {
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return resultMetric{
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measure: cp.Result,
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}
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}
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// ResultView returns a view of the Result metric.
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func (cp *ClientProvider) ResultView() *view.View {
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return measureView(cp.Result, view.Count())
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}
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// DefaultViews returns a list of views suitable for passing to view.Register
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func (cp *ClientProvider) DefaultViews() []*view.View {
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return []*view.View{
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cp.LatencyView(),
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cp.ResultView(),
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}
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}
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