@libp2p/prometheus-metrics/src/utils.ts

Collect libp2p metrics for scraping by Prometheus or Graphana

export const ONE_SECOND = 1000
export const ONE_MINUTE = 60 * ONE_SECOND

/**
 * See https://prometheus.io/docs/concepts/data_model/#metric-names-and-labels
 * for rules on valid naming
 */
export function normalizeString (str: string): string {
  return str
    .replace(/[^a-zA-Z0-9_]/g, '_')
    .replace(/_+/g, '_')
}