signals

Documentation

Index

• type PrometheusClient
  • func NewPrometheusClient(httpClient *http.Client, address string) PrometheusClient
• type Sample
• type Timeseries

Types

type PrometheusClient

type PrometheusClient interface {
	// Given a particular query (that's supposed to return range vectors
	// in Prometheus terminology), gets the results from Prometheus.
	GetTimeseries(query string) ([]Timeseries, error)
}

PrometheusClient talks to Prometheus using its HTTP API.

func NewPrometheusClient

func NewPrometheusClient(httpClient *http.Client, address string) PrometheusClient

NewPrometheusClient constructs a prometheusClient.

type Sample

type Sample struct {
	Value     float64
	Timestamp time.Time
}

Sample is a single timestamped value of the metric.

type Timeseries

type Timeseries struct {
	Labels  map[string]string
	Samples []Sample
}

Timeseries represents a metric with given labels, with its values possibly changing in time.