package main
import (
"flag"
"fmt"
"github.com/fluepke/vodafone-station-exporter/collector"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
"github.com/prometheus/common/log"
"net/http"
"os"
)
const version = "0.0.1"
var (
showVersion = flag.Bool("version", false, "Print version and exit")
listenAddress = flag.String("web.listen-address", "[::]:9420", "Address to listen on")
metricsPath = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics")
logLevel = flag.String("log.level", "info", "Logging level")
vodafoneStationUrl = flag.String("vodafone.station-url", "http://192.168.0.1", "Vodafone station URL. For bridge mode this is 192.168.100.1 (note: Configure a route if using bridge mode)")
vodafoneStationPassword = flag.String("vodafone.station-password", "How is the default password calculated? mhmm", "Password for logging into the Vodafone station")
)
func main() {
flag.Parse()
err := log.Base().SetLevel(*logLevel)
if err != nil {
fmt.Println("Invalid log level")
os.Exit(2)
}
if *showVersion {
fmt.Println("vodafone-station-exporter")
fmt.Printf("Version: %s\n", version)
fmt.Println("Author: @fluepke")
fmt.Println("Prometheus Exporter for the Vodafone Station (CGA4233DE)")
os.Exit(0)
}
startServer()
}
func startServer() {
log.Infof("Starting vodafone-station-exporter (version %s)", version)
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`
vodafone-station-exporter (Version ` + version + `)
vodafone-station-exporter
metrics
`))
})
http.HandleFunc(*metricsPath, handleMetricsRequest)
log.Infof("Listening on %s", *listenAddress)
log.Fatal(http.ListenAndServe(*listenAddress, nil))
}
func handleMetricsRequest(w http.ResponseWriter, request *http.Request) {
registry := prometheus.NewRegistry()
registry.MustRegister(&collector.Collector{
Station: collector.NewVodafoneStation(*vodafoneStationUrl, *vodafoneStationPassword),
})
promhttp.HandlerFor(registry, promhttp.HandlerOpts{
ErrorLog: log.NewErrorLogger(),
ErrorHandling: promhttp.ContinueOnError,
}).ServeHTTP(w, request)
}