38 lines
800 B
V
38 lines
800 B
V
module metrics
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import io
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[params]
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pub struct Metric {
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pub:
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name string [required]
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labels [][2]string
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}
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pub fn (m &Metric) str() string {
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return '$m.name $m.labels'
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}
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pub interface MetricsCollector {
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counter_get(metric Metric) ?u64
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counters() []Metric
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histogram_get(metric Metric) ?[]f64
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histograms() []Metric
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gauge_get(metric Metric) ?f64
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gauges() []Metric
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mut:
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counter_set(val u64, metric Metric)
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counter_increment(metric Metric)
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histogram_record(value f64, metric Metric)
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gauge_set(value f64, metric Metric)
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gauge_add(value f64, metric Metric)
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gauge_sub(value f64, metric Metric)
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}
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pub interface MetricsExporter {
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load(prefix string, collector MetricsCollector)
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export_to_writer(writer io.Writer) !
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export_to_string() !string
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serialize_metric(metric Metric) string
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}
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