check for unusual end of input

prometheus-community · Aug 30, 2017 · 63556b3 · 63556b3
1 parent c2eddb6
commit 63556b3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/exporter.go b/exporter.go
@@ -136,5 +136,8 @@ func (re *rsyslogExporter) run() {
 	for re.scanner.Scan() {
 		re.handleStatLine(re.scanner.Bytes())
 	}
+	if err := re.scanner.Err(); err != nil {
+		log.Printf("error reading input: %v", err)
+	}
 	os.Exit(0)
 }