prometheus

package

v0.0.0-...-a1d7b1b Latest Latest Go to latest Published: Mar 4, 2018 License: Apache-2.0 Imports: 14 Imported by: 0

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type HTTPMetricsDownloader struct {
}

func (downloader HTTPMetricsDownloader) GetEndpoint(config snap.Config) (string, error)

func (downloader HTTPMetricsDownloader) GetMetricsReader(url string) (io.Reader, error)

type MetricsDownloader interface {
	GetMetricsReader(url string) (io.Reader, error)
	GetEndpoint(config snap.Config) (string, error)
}

type PrometheusCollector struct {
	Downloader MetricsDownloader
}

PrometheusCollector struct

func New() (*PrometheusCollector, error)

New return an instance of PrometheusCollector

func (c PrometheusCollector) Collect(endpoint string) (map[string]*dto.MetricFamily, error)

func (c *PrometheusCollector) CollectMetrics(mts []snap.Metric) ([]snap.Metric, error)

CollectMetrics will be called by Snap when a task that collects one of the metrics returned from this plugins

func (c *PrometheusCollector) GetMetricTypes(cfg snap.Config) ([]snap.Metric, error)