From cb8185e5bbaef10236e7a7aa3b8e7ad597f435b6 Mon Sep 17 00:00:00 2001
From: Giovanni Harting <539@idlegandalf.com>
Date: Wed, 7 Dec 2022 15:39:17 +0100
Subject: [PATCH] use buffer to deliver sitemap

---
 main.go | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/main.go b/main.go
index a77732f..f487a86 100644
--- a/main.go
+++ b/main.go
@@ -29,7 +29,6 @@ import (
 	"golang.org/x/text/language"
 	"golang.org/x/time/rate"
 	"gopkg.in/yaml.v3"
-	"io"
 	"net"
 	"net/http"
 	"os"
@@ -1092,16 +1091,13 @@ func getSiteMap(c *gin.Context) {
 		}
 	}
 
-	tReader, tWriter := io.Pipe()
-
+	readBuf := new(bytes.Buffer)
 	sm.Finalize()
-	go func() {
-		_, err = sm.WriteTo(tWriter)
-		if err != nil {
-			log.Warningf("error writing to pipe: %v", err)
-		}
-	}()
-	c.DataFromReader(http.StatusOK, -1, "application/xml", tReader, nil)
+	_, err = sm.WriteTo(readBuf)
+	if err != nil {
+		log.Warningf("error writing to pipe: %v", err)
+	}
+	c.DataFromReader(http.StatusOK, int64(readBuf.Len()), "application/xml", readBuf, nil)
 }
 
 /*