From c9baaf5ba1fea6f7865aa116ea138f2343919c40 Mon Sep 17 00:00:00 2001
From: Julius Volz <julius@soundcloud.com>
Date: Fri, 29 Apr 2016 11:49:55 +0200
Subject: [PATCH] Increase receivable UDP datagram size to 65535 bytes.

Fixes https://github.com/prometheus/statsd_exporter/issues/35
---
 exporter.go | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/exporter.go b/exporter.go
index 3a46397..c09fe07 100644
--- a/exporter.go
+++ b/exporter.go
@@ -293,10 +293,9 @@ func buildEvent(statType, metric string, value float64) (Event, error) {
 }
 
 func (l *StatsDListener) Listen(e chan<- Events) {
-	// TODO: evaluate proper size according to MTU
-	var buf [512]byte
+	buf := make([]byte, 65535)
 	for {
-		n, _, err := l.conn.ReadFromUDP(buf[0:])
+		n, _, err := l.conn.ReadFromUDP(buf)
 		if err != nil {
 			log.Fatal(err)
 		}