Function metricToStatsd

internal/exporter/statsd.go:27–42

metricToStatsd encodes a metric in the statsd text protocol format. The metric lock is held before entering this function.

(_ string, m *metrics.Metric, l *metrics.LabelSet, _ time.Duration)

// metricToStatsd encodes a metric in the statsd text protocol format.  The
// metric lock is held before entering this function.
func metricToStatsd(_ string, m *metrics.Metric, l *metrics.LabelSet, _ time.Duration) string {
	var t string
	switch m.Kind {
	case metrics.Counter:
		t = "c" // StatsD Counter
	case metrics.Gauge:
		t = "g" // StatsD Gauge
	case metrics.Timer:
		t = "ms" // StatsD Timer
	}
	return fmt.Sprintf("%s%s.%s:%s|%s",
		*statsdPrefix,
		m.Program,
		formatLabels(m.Name, l.Labels, ".", ".", "_"),
		l.Datum.ValueString(), t)
}