Documentation ¶
Overview ¶
Package prometheus contains a Prometheus exporter that supports exporting OpenCensus views as Prometheus metrics.
Example ¶
package main import ( "log" "net/http" "contrib.go.opencensus.io/exporter/prometheus" ) func main() { exporter, err := prometheus.NewExporter(prometheus.Options{}) if err != nil { log.Fatal(err) } // Serve the scrape endpoint on port 9999. http.Handle("/metrics", exporter) log.Fatal(http.ListenAndServe(":9999", nil)) }
Output:
Index ¶
Examples ¶
Constants ¶
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Variables ¶
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Functions ¶
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Types ¶
type Exporter ¶
type Exporter struct {
// contains filtered or unexported fields
}
Exporter exports stats to Prometheus, users need to register the exporter as an http.Handler to be able to export.
func NewExporter ¶
NewExporter returns an exporter that exports stats to Prometheus.
func (*Exporter) ExportView
deprecated
ExportView exports to the Prometheus if view data has one or more rows. Each OpenCensus AggregationData will be converted to corresponding Prometheus Metric: SumData will be converted to Untyped Metric, CountData will be a Counter Metric, DistributionData will be a Histogram Metric.
Deprecated: in lieu of metricexport.Reader interface.
type Options ¶
type Options struct { Namespace string Registry *prometheus.Registry Registerer prometheus.Registerer Gatherer prometheus.Gatherer OnError func(err error) ConstLabels prometheus.Labels // ConstLabels will be set as labels on all views. }
Options contains options for configuring the exporter.