Initial Commit

server/server.go

@@ -0,0 +1,41 @@
+package server
+
+import (
+	"log"
+	"net/http"
+	"time"
+
+	"git.cryptic.systems/volker.raschek/prometheus-fail2ban-exporter/cfg"
+	"git.cryptic.systems/volker.raschek/prometheus-fail2ban-exporter/collector/textfile"
+)
+
+func StartServer(
+	appSettings *cfg.AppSettings,
+	textFileCollector *textfile.Collector,
+) chan error {
+	http.HandleFunc("/", AuthMiddleware(
+		rootHtmlHandler,
+		appSettings.AuthProvider,
+	))
+	http.HandleFunc(metricsPath, AuthMiddleware(
+		func(w http.ResponseWriter, r *http.Request) {
+			metricHandler(w, r, textFileCollector)
+		},
+		appSettings.AuthProvider,
+	))
+	log.Printf("metrics available at '%s'", metricsPath)
+
+	svrErr := make(chan error)
+	go func() {
+		httpServer := &http.Server{
+			Addr:              appSettings.MetricsAddress,
+			ReadHeaderTimeout: 10 * time.Second,
+			ReadTimeout:       10 * time.Second,
+			WriteTimeout:      10 * time.Second,
+			IdleTimeout:       30 * time.Second,
+		}
+		svrErr <- httpServer.ListenAndServe()
+	}()
+	log.Print("ready")
+	return svrErr
+}