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43 lines
872 B
43 lines
872 B
package datadog |
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import ( |
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"time" |
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"github.com/go-kratos/kratos/v2/metrics" |
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) |
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var _ metrics.Observer = (*timing)(nil) |
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type timing struct { |
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opts options |
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name string |
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lvs []string |
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} |
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// NewTiming new a DataDog timer and returns Observer. |
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func NewTiming(name string, opts ...Option) metrics.Observer { |
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timingOpts := options{ |
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sampleRate: 1, |
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client: defaultClient, |
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} |
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for _, o := range opts { |
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o(&timingOpts) |
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} |
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return &timing{ |
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name: name, |
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opts: timingOpts, |
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} |
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} |
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// With is applied in kratos/middleware/metrics/metrics.go (method,path) |
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func (d *timing) With(values ...string) metrics.Observer { |
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return &timing{ |
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name: d.name, |
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opts: d.opts, |
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lvs: withValues(d.opts.labels, values), |
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} |
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} |
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func (d *timing) Observe(value float64) { |
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_ = d.opts.client.TimeInMilliseconds(d.name, value*float64(time.Second/time.Millisecond), d.lvs, d.opts.sampleRate) |
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}
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