metrics

package

v0.16.0 Latest Latest Go to latest Published: Oct 23, 2026 License: AGPL-3.0 Imports: 13 Imported by: 0

Details

Package metrics serves an optional Prometheus text exposition at GET /metrics. No Prometheus client library: counters and gauges are written by hand.

View Source

const ContentType = "text/plain; version=0.0.4; charset=utf-8"

ContentType is the Prometheus text 0.0.4 media type.

This section is empty.

func Handler(token string, httpm *HTTP, q *jobs.Queue, st *settings.Store, dataDir string) http.HandlerFunc

Handler serves Prometheus text. token empty = open (network trust, like /healthz).

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

HTTP holds process-lifetime request counters by status class.

func (h *HTTP) Middleware(next http.Handler) http.Handler

Middleware records one request per response by HTTP status class.