Merge pull request #495 from SvenDowideit/add-extra-hints-to-clustermanager-example
Add the last few lines needed to show a new user how the Collector/Gatherer fits together
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commit
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@ -13,7 +13,13 @@
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package prometheus_test
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import "github.com/prometheus/client_golang/prometheus"
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import (
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"log"
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"net/http"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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)
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// ClusterManager is an example for a system that might have been built without
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// Prometheus in mind. It models a central manager of jobs running in a
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@ -124,4 +130,13 @@ func ExampleCollector() {
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// variables to then do something with them.
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NewClusterManager("db", reg)
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NewClusterManager("ca", reg)
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// Add the built in process and golang metrics to this registry
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reg.MustRegister(
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prometheus.NewProcessCollector(prometheus.ProcessCollectorOpts{}),
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prometheus.NewGoCollector(),
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)
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http.Handle("/metrics", promhttp.HandlerFor(reg, promhttp.HandlerOpts{}))
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log.Fatal(http.ListenAndServe(":8080", nil))
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}
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