jalr/vodafone-station-exporter
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Implement reading password from file

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This commit is contained in:
Jakob Lechner 2025-09-15 16:39:37 +02:00
parent 09785448e2
commit f7110da643
2 changed files with 22 additions and 6 deletions
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2
README.md
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@ -10,6 +10,8 @@ Usage of ./vodafone-station-exporter:
Print version and exit
-vodafone.station-password string
Password for logging into the Vodafone station (default "How is the default password calculated? mhmm")
-vodafone.station-password-file string
File that contains the password for logging into the Vodafone station
-vodafone.station-url string
Vodafone station URL. For bridge mode this is 192.168.100.1 (note: Configure a route if using bridge mode) (default "http://192.168.0.1")
-web.listen-address string

26
main.go
View file

@ -12,6 +12,7 @@ import (
"net/http"
"os"
"reflect"
"strings"
)
const version = "0.0.1"
@ -26,12 +27,13 @@ func (s *slogWriter) Write(p []byte) (n int, err error) {
}
var (
showVersion = flag.Bool("version", false, "Print version and exit")
showMetrics = flag.Bool("show-metrics", false, "Show available metrics 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")
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")
showVersion = flag.Bool("version", false, "Print version and exit")
showMetrics = flag.Bool("show-metrics", false, "Show available metrics 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")
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")
vodafoneStationPasswordFile = flag.String("vodafone.station-password-file", "", "Path to a file containing the Vodafone station password (overrides -vodafone.station-password)")
)
func main() {
@ -40,6 +42,18 @@ func main() {
cfg := &promslog.Config{}
logger = promslog.New(cfg)
// Handle password from file if provided
if *vodafoneStationPasswordFile != "" {
data, err := os.ReadFile(*vodafoneStationPasswordFile)
if err != nil {
logger.Error("Failed to read password file", slog.String("err", err.Error()))
os.Exit(2)
}
pw := string(data)
pw = strings.TrimSpace(pw)
vodafoneStationPassword = &pw
}
if *showMetrics {
describeMetrics()
os.Exit(0)