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Improve vfsgen to not unzip bindata files but send to browser directly (#7109)
* Don't unzip files from bindata but send to browser directly * remove dependent for httpgzip * Add tests for parseAcceptEncoding * Update docs for ENABLE_GZIP * Fix bug * Fix bug Co-authored-by: zeripath <art27@cantab.net>
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7 changed files with 105 additions and 5 deletions
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@ -361,7 +361,7 @@ KEY_FILE = https/key.pem
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STATIC_ROOT_PATH =
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; Default path for App data
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APP_DATA_PATH = data
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; Application level GZIP support
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; Enable gzip compression for runtime-generated content, static resources excluded
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ENABLE_GZIP = false
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; Application profiling (memory and cpu)
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; For "web" command it listens on localhost:6060
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@ -264,7 +264,7 @@ Values containing `#` or `;` must be quoted using `` ` `` or `"""`.
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- `STATIC_ROOT_PATH`: **./**: Upper level of template and static files path.
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- `APP_DATA_PATH`: **data** (**/data/gitea** on docker): Default path for application data.
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- `STATIC_CACHE_TIME`: **6h**: Web browser cache time for static resources on `custom/`, `public/` and all uploaded avatars. Note that this cache is disabled when `RUN_MODE` is "dev".
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- `ENABLE_GZIP`: **false**: Enables application-level GZIP support.
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- `ENABLE_GZIP`: **false**: Enable gzip compression for runtime-generated content, static resources excluded.
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- `ENABLE_PPROF`: **false**: Application profiling (memory and cpu). For "web" command it listens on localhost:6060. For "serv" command it dumps to disk at `PPROF_DATA_PATH` as `(cpuprofile|memprofile)_<username>_<temporary id>`
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- `PPROF_DATA_PATH`: **data/tmp/pprof**: `PPROF_DATA_PATH`, use an absolute path when you start gitea as service
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- `LANDING_PAGE`: **home**: Landing page for unauthenticated users \[home, explore, organizations, login\].
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@ -70,7 +70,7 @@ menu:
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- `KEY_FILE`: 启用HTTPS的密钥文件。
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- `STATIC_ROOT_PATH`: 存放模板和静态文件的根目录,默认是 Gitea 的根目录。
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- `STATIC_CACHE_TIME`: **6h**: 静态资源文件,包括 `custom/`, `public/` 和所有上传的头像的浏览器缓存时间。
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- `ENABLE_GZIP`: 启用应用级别的 GZIP 压缩。
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- `ENABLE_GZIP`: 启用实时生成的数据启用 GZIP 压缩,不包括静态资源。
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- `LANDING_PAGE`: 未登录用户的默认页面,可选 `home` 或 `explore`。
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- `LFS_START_SERVER`: 是否启用 git-lfs 支持. 可以为 `true` 或 `false`, 默认是 `false`。
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@ -6,9 +6,19 @@
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package public
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import "net/http"
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import (
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"io"
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"net/http"
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"os"
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"time"
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)
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// Static implements the macaron static handler for serving assets.
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func Static(opts *Options) func(next http.Handler) http.Handler {
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return opts.staticHandler(opts.Directory)
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}
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// ServeContent serve http content
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func ServeContent(w http.ResponseWriter, req *http.Request, fi os.FileInfo, modtime time.Time, content io.ReadSeeker) {
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http.ServeContent(w, req, fi.Name(), modtime, content)
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}
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@ -87,6 +87,16 @@ func (opts *Options) staticHandler(dir string) func(next http.Handler) http.Hand
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}
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}
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// parseAcceptEncoding parse Accept-Encoding: deflate, gzip;q=1.0, *;q=0.5 as compress methods
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func parseAcceptEncoding(val string) map[string]bool {
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parts := strings.Split(val, ";")
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var types = make(map[string]bool)
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for _, v := range strings.Split(parts[0], ",") {
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types[strings.TrimSpace(v)] = true
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}
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return types
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}
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func (opts *Options) handle(w http.ResponseWriter, req *http.Request, opt *Options) bool {
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if req.Method != "GET" && req.Method != "HEAD" {
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return false
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@ -157,6 +167,6 @@ func (opts *Options) handle(w http.ResponseWriter, req *http.Request, opt *Optio
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return true
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}
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http.ServeContent(w, req, file, fi.ModTime(), f)
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ServeContent(w, req, fi, fi.ModTime(), f)
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return true
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}
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40
modules/public/public_test.go
Normal file
40
modules/public/public_test.go
Normal file
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@ -0,0 +1,40 @@
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// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package public
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestParseAcceptEncoding(t *testing.T) {
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var kases = []struct {
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Header string
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Expected map[string]bool
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}{
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{
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Header: "deflate, gzip;q=1.0, *;q=0.5",
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Expected: map[string]bool{
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"deflate": true,
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"gzip": true,
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},
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},
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{
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Header: " gzip, deflate, br",
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Expected: map[string]bool{
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"deflate": true,
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"gzip": true,
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"br": true,
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},
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},
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}
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for _, kase := range kases {
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t.Run(kase.Header, func(t *testing.T) {
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assert.EqualValues(t, kase.Expected, parseAcceptEncoding(kase.Header))
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})
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}
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}
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@ -7,8 +7,17 @@
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package public
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import (
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"bytes"
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"compress/gzip"
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"io"
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"io/ioutil"
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"mime"
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"net/http"
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"os"
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"path/filepath"
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"time"
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"code.gitea.io/gitea/modules/log"
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)
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// Static implements the macaron static handler for serving assets.
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@ -49,3 +58,34 @@ func AssetIsDir(name string) (bool, error) {
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}
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}
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}
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// ServeContent serve http content
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func ServeContent(w http.ResponseWriter, req *http.Request, fi os.FileInfo, modtime time.Time, content io.ReadSeeker) {
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encodings := parseAcceptEncoding(req.Header.Get("Accept-Encoding"))
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if encodings["gzip"] {
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if cf, ok := fi.(*vfsgen۰CompressedFileInfo); ok {
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rd := bytes.NewReader(cf.GzipBytes())
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w.Header().Set("Content-Encoding", "gzip")
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ctype := mime.TypeByExtension(filepath.Ext(fi.Name()))
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if ctype == "" {
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// read a chunk to decide between utf-8 text and binary
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var buf [512]byte
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grd, _ := gzip.NewReader(rd)
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n, _ := io.ReadFull(grd, buf[:])
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ctype = http.DetectContentType(buf[:n])
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_, err := rd.Seek(0, io.SeekStart) // rewind to output whole file
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if err != nil {
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log.Error("rd.Seek error: %v", err)
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http.Error(w, http.StatusText(500), 500)
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return
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}
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}
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w.Header().Set("Content-Type", ctype)
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http.ServeContent(w, req, fi.Name(), modtime, rd)
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return
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}
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}
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http.ServeContent(w, req, fi.Name(), modtime, content)
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return
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}
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