Initial Commit

2023-10-02 12:50:34 +02:00
commit 3998f9e2c2
38 changed files with 3485 additions and 0 deletions
--- a/server/handler.go
+++ b/server/handler.go
@ -0,0 +1,33 @@
+package server
+
+import (
+	"log"
+	"net/http"
+
+	"git.cryptic.systems/volker.raschek/prometheus-fail2ban-exporter/collector/textfile"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+)
+
+const (
+	metricsPath = "/metrics"
+)
+
+func rootHtmlHandler(w http.ResponseWriter, r *http.Request) {
+	_, err := w.Write([]byte(
+		`<html>
+			<head><title>Fail2Ban Exporter</title></head>
+			<body>
+			<h1>Fail2Ban Exporter</h1>
+			<p><a href="` + metricsPath + `">Metrics</a></p>
+			</body>
+		</html>`))
+	if err != nil {
+		log.Printf("error handling root url: %v", err)
+		w.WriteHeader(http.StatusInternalServerError)
+	}
+}
+
+func metricHandler(w http.ResponseWriter, r *http.Request, collector *textfile.Collector) {
+	promhttp.Handler().ServeHTTP(w, r)
+	collector.WriteTextFileMetrics(w, r)
+}