示例#1
0
func init() {
	prometheus.MustRegister(dnsDurations)
	prometheus.MustRegister(storeCounts)
	prometheus.MustRegister(storeDurations)
	prometheus.MustRegister(storeErrors)
	prometheus.MustRegister(
		prometheus.NewProcessCollectorPIDFn(consulAgentPid, "consul"),
	)
}
示例#2
0
func main() {
	var (
		bindURI       = flag.String("bind.stats-url", "http://localhost:8053/", "HTTP XML API address of an Bind server.")
		bindTimeout   = flag.Duration("bind.timeout", 10*time.Second, "Timeout for trying to get stats from Bind.")
		bindPidFile   = flag.String("bind.pid-file", "", "Path to Bind's pid file to export process information.")
		bindVersion   = flag.String("bind.stats-version", "auto", "BIND statistics version. Can be detected automatically. Available: [xml.v2, xml.v3, auto]")
		showVersion   = flag.Bool("version", false, "Print version information.")
		listenAddress = flag.String("web.listen-address", ":9119", "Address to listen on for web interface and telemetry.")
		metricsPath   = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics.")

		groups = statisticGroups{bind.ServerStats, bind.ViewStats}
	)
	flag.Var(&groups, "bind.stats-groups", "Comma-separated list of statistics to collect. Available: [server, view, tasks]")
	flag.Parse()

	if *showVersion {
		fmt.Fprintln(os.Stdout, version.Print("bind_exporter"))
		os.Exit(0)
	}
	log.Infoln("Starting bind_exporter", version.Info())
	log.Infoln("Build context", version.BuildContext())
	log.Infoln("Configured to collect statistics", groups.String())

	prometheus.MustRegister(NewExporter(*bindVersion, *bindURI, *bindTimeout, groups))
	if *bindPidFile != "" {
		procExporter := prometheus.NewProcessCollectorPIDFn(
			func() (int, error) {
				content, err := ioutil.ReadFile(*bindPidFile)
				if err != nil {
					return 0, fmt.Errorf("Can't read pid file: %s", err)
				}
				value, err := strconv.Atoi(strings.TrimSpace(string(content)))
				if err != nil {
					return 0, fmt.Errorf("Can't parse pid file: %s", err)
				}
				return value, nil
			}, namespace)
		prometheus.MustRegister(procExporter)
	}

	log.Info("Starting Server: ", *listenAddress)
	http.Handle(*metricsPath, prometheus.Handler())
	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte(`<html>
             <head><title>Bind Exporter</title></head>
             <body>
             <h1>Bind Exporter</h1>
             <p><a href='` + *metricsPath + `'>Metrics</a></p>
             </body>
             </html>`))
	})
	log.Fatal(http.ListenAndServe(*listenAddress, nil))
}
func main() {
	var (
		listenAddress             = flag.String("web.listen-address", ":9101", "Address to listen on for web interface and telemetry.")
		metricsPath               = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics.")
		haProxyScrapeURI          = flag.String("haproxy.scrape-uri", "http://localhost/;csv", "URI on which to scrape HAProxy.")
		haProxyServerMetricFields = flag.String("haproxy.server-metric-fields", serverMetrics.String(), "Comma-seperated list of exported server metrics. See http://cbonte.github.io/haproxy-dconv/configuration-1.5.html#9.1")
		haProxyTimeout            = flag.Duration("haproxy.timeout", 5*time.Second, "Timeout for trying to get stats from HAProxy.")
		haProxyPidFile            = flag.String("haproxy.pid-file", "", "Path to haproxy's pid file.")
	)
	flag.Parse()

	selectedServerMetrics, err := filterServerMetrics(*haProxyServerMetricFields)
	if err != nil {
		log.Fatal(err)
	}

	exporter := NewExporter(*haProxyScrapeURI, selectedServerMetrics, *haProxyTimeout)
	prometheus.MustRegister(exporter)

	if *haProxyPidFile != "" {
		procExporter := prometheus.NewProcessCollectorPIDFn(
			func() (int, error) {
				content, err := ioutil.ReadFile(*haProxyPidFile)
				if err != nil {
					return 0, fmt.Errorf("Can't read pid file: %s", err)
				}
				value, err := strconv.Atoi(strings.TrimSpace(string(content)))
				if err != nil {
					return 0, fmt.Errorf("Can't parse pid file: %s", err)
				}
				return value, nil
			}, namespace)
		prometheus.MustRegister(procExporter)
	}

	log.Infof("Starting Server: %s", *listenAddress)
	http.Handle(*metricsPath, prometheus.Handler())
	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte(`<html>
             <head><title>Haproxy Exporter</title></head>
             <body>
             <h1>Haproxy Exporter</h1>
             <p><a href='` + *metricsPath + `'>Metrics</a></p>
             </body>
             </html>`))
	})
	log.Fatal(http.ListenAndServe(*listenAddress, nil))
}