mirror of
https://github.com/hanzoai/traces.git
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Koenraad VerheydenandGitHub
520c0add87
* metrics-generator: add custom registry * Redesign how series are stored, optimize writes over scrapes * lint & minor fixes * span-metrics: preallocate slice with label values * histogram: don't bother adding 0 to buckets * Introduce LabelValues to cache hashes; create dedicated counter and histogram types * Rename scrape -> metrics collection * fix e2e config * Tweak shutdown order of instance components * Add clarifying comment about max_active_series being a local limit * Replace __name__ with labels.MetricName * Extract duplicated logic when updating a series * Set onAddSeries and onRemoveSeries in the newX function * Remove commented code
36 lines
691 B
Go
36 lines
691 B
Go
package registry
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import (
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"context"
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"time"
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)
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// job executes f every getInterval.
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func job(ctx context.Context, f func(context.Context), getInterval func() time.Duration) {
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currentInterval := getInterval()
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ticker := time.NewTicker(currentInterval)
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for {
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select {
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case <-ctx.Done():
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return
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case <-ticker.C:
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jobCtx, cancel := context.WithTimeout(ctx, currentInterval)
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f(jobCtx)
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cancel()
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}
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newInterval := getInterval()
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if currentInterval != newInterval {
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ticker = time.NewTicker(newInterval)
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currentInterval = newInterval
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}
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}
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}
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func constantInterval(interval time.Duration) func() time.Duration {
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return func() time.Duration {
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return interval
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}
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}
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