func init() {
prometheus.MustRegister(version.NewCollector("blackbox_exporter"))
}
func init() {
prometheus.MustRegister(version.NewCollector("statsd_exporter"))
}
func init() {
prometheus.MustRegister(version.NewCollector("prometheus"))
}
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.")
showVersion = flag.Bool("version", false, "Print version information.")
)
flag.Parse()
if *showVersion {
fmt.Fprintln(os.Stdout, version.Print("haproxy_exporter"))
os.Exit(0)
}
selectedServerMetrics, err := filterServerMetrics(*haProxyServerMetricFields)
if err != nil {
log.Fatal(err)
}
log.Infoln("Starting haproxy_exporter", version.Info())
log.Infoln("Build context", version.BuildContext())
exporter, err := NewExporter(*haProxyScrapeURI, selectedServerMetrics, *haProxyTimeout)
if err != nil {
log.Fatal(err)
}
prometheus.MustRegister(exporter)
prometheus.MustRegister(version.NewCollector("haproxy_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.Infoln("Listening on", *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))
}
func init() {
prometheus.MustRegister(version.NewCollector("pushgateway"))
}
func init() {
prometheus.MustRegister(version.NewCollector("graphite_exporter"))
}
func init() {
prometheus.MustRegister(snmpDuration)
prometheus.MustRegister(snmpRequestErrors)
prometheus.MustRegister(version.NewCollector("snmp_exporter"))
}
func init() {
prometheus.MustRegister(configSuccess)
prometheus.MustRegister(configSuccessTime)
prometheus.MustRegister(version.NewCollector("alertmanager"))
}
