Skip gzip for some well-known compressed file types (#30796) (#30813)

Backport #30796 by wxiaoguang

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
Co-authored-by: silverwind <me@silverwind.io>
This commit is contained in:
Giteabot 2024-05-02 14:50:24 +08:00 committed by GitHub
parent ac91bb27ff
commit e1a79ae0bf
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3 changed files with 42 additions and 1 deletions

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@ -17,11 +17,14 @@ import (
"time"
charsetModule "code.gitea.io/gitea/modules/charset"
"code.gitea.io/gitea/modules/container"
"code.gitea.io/gitea/modules/httpcache"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/typesniffer"
"code.gitea.io/gitea/modules/util"
"github.com/klauspost/compress/gzhttp"
)
type ServeHeaderOptions struct {
@ -38,6 +41,11 @@ type ServeHeaderOptions struct {
func ServeSetHeaders(w http.ResponseWriter, opts *ServeHeaderOptions) {
header := w.Header()
skipCompressionExts := container.SetOf(".gz", ".bz2", ".zip", ".xz", ".zst", ".deb", ".apk", ".jar", ".png", ".jpg", ".webp")
if skipCompressionExts.Contains(strings.ToLower(path.Ext(opts.Filename))) {
w.Header().Add(gzhttp.HeaderNoCompression, "1")
}
contentType := typesniffer.ApplicationOctetStream
if opts.ContentType != "" {
if opts.ContentTypeCharset != "" {

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@ -54,7 +54,7 @@ import (
"github.com/prometheus/client_golang/prometheus"
)
const GzipMinSize = 1400 // min size to compress for the body size of response
var GzipMinSize = 1400 // min size to compress for the body size of response
// optionsCorsHandler return a http handler which sets CORS options if enabled by config, it blocks non-CORS OPTIONS requests.
func optionsCorsHandler() func(next http.Handler) http.Handler {

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@ -0,0 +1,33 @@
// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package integration
import (
"io"
"net/http"
"testing"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/test"
"code.gitea.io/gitea/routers"
"code.gitea.io/gitea/routers/web"
"code.gitea.io/gitea/tests"
"github.com/stretchr/testify/assert"
)
func TestRepoDownloadArchive(t *testing.T) {
defer tests.PrepareTestEnv(t)()
defer test.MockVariableValue(&setting.EnableGzip, true)()
defer test.MockVariableValue(&web.GzipMinSize, 10)()
defer test.MockVariableValue(&testWebRoutes, routers.NormalRoutes())()
req := NewRequest(t, "GET", "/user2/repo1/archive/master.zip")
req.Header.Set("Accept-Encoding", "gzip")
resp := MakeRequest(t, req, http.StatusOK)
bs, err := io.ReadAll(resp.Body)
assert.NoError(t, err)
assert.Empty(t, resp.Header().Get("Content-Encoding"))
assert.Equal(t, 320, len(bs))
}