metrics

package

v0.1.3 Latest Latest Go to latest Published: Mar 17, 2026 License: MIT Imports: 9 Imported by: 0

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Valid go.mod file
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Repository

github.com/basecamp/once

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Documentation ¶

Index ¶

type MetricsScraper
- func NewMetricsScraper(settings ScraperSettings) *MetricsScraper
type Sample
type ScraperSettings

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type MetricsScraper ¶

type MetricsScraper struct {
	// contains filtered or unexported fields
}

MetricsScraper periodically scrapes Prometheus metrics from kamal-proxy

func NewMetricsScraper ¶

func NewMetricsScraper(settings ScraperSettings) *MetricsScraper

func (*MetricsScraper) Fetch ¶

func (s *MetricsScraper) Fetch(service string, n int) []Sample

Fetch returns the last n samples for a service, ordered from newest to oldest. If fewer than n samples exist, only the available samples are returned.

func (*MetricsScraper) LastError ¶

func (s *MetricsScraper) LastError() error

func (*MetricsScraper) Scrape ¶

func (s *MetricsScraper) Scrape(ctx context.Context)

type Sample ¶

type Sample struct {
	Timestamp    time.Time
	Success      int64
	ClientErrors int64
	ServerErrors int64
}

Sample represents request counts for a single scrape interval

type ScraperSettings ¶

type ScraperSettings struct {
	Port       int
	BufferSize int
}

ScraperSettings configures the metrics scraper

Source Files ¶

View all Source files

scraper.go

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