21 lines
483 B
Go
21 lines
483 B
Go
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package example
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import (
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"sync"
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"github.com/coredns/coredns/plugin"
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"github.com/prometheus/client_golang/prometheus"
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)
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// requestCount exports a prometheus metric that is incremented every time
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// a query is seen by the example plugin.
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var requestCount = prometheus.NewCounterVec(prometheus.CounterOpts{
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Namespace: plugin.Namespace,
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Subsystem: "example",
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Name: "request_count_total",
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Help: "Counter of requests made.",
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}, []string{"server"})
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var once sync.Once
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