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-rw-r--r--modules/caddyhttp/fileserver/browse.go48
-rw-r--r--modules/caddyhttp/fileserver/browse_test.go68
-rw-r--r--modules/caddyhttp/fileserver/staticfiles.go9
3 files changed, 20 insertions, 105 deletions
diff --git a/modules/caddyhttp/fileserver/browse.go b/modules/caddyhttp/fileserver/browse.go
index fc8bddb..750eb14 100644
--- a/modules/caddyhttp/fileserver/browse.go
+++ b/modules/caddyhttp/fileserver/browse.go
@@ -22,6 +22,7 @@ import (
"os"
"path"
"strings"
+ "sync"
"text/template"
"github.com/caddyserver/caddy/v2"
@@ -34,8 +35,6 @@ import (
type Browse struct {
// Use this template file instead of the default browse template.
TemplateFile string `json:"template_file,omitempty"`
-
- template *template.Template
}
func (fsrv *FileServer) serveBrowse(root, dirPath string, w http.ResponseWriter, r *http.Request, next caddyhttp.Handler) error {
@@ -75,11 +74,14 @@ func (fsrv *FileServer) serveBrowse(root, dirPath string, w http.ResponseWriter,
fsrv.browseApplyQueryParams(w, r, &listing)
- // write response as either JSON or HTML
- var buf *bytes.Buffer
+ buf := bufPool.Get().(*bytes.Buffer)
+ defer bufPool.Put(buf)
+
acceptHeader := strings.ToLower(strings.Join(r.Header["Accept"], ","))
+
+ // write response as either JSON or HTML
if strings.Contains(acceptHeader, "application/json") {
- if buf, err = fsrv.browseWriteJSON(listing); err != nil {
+ if err := json.NewEncoder(buf).Encode(listing.Items); err != nil {
return caddyhttp.Error(http.StatusInternalServerError, err)
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
@@ -98,12 +100,11 @@ func (fsrv *FileServer) serveBrowse(root, dirPath string, w http.ResponseWriter,
browseTemplateContext: listing,
}
- err = fsrv.makeBrowseTemplate(tplCtx)
+ tpl, err := fsrv.makeBrowseTemplate(tplCtx)
if err != nil {
return fmt.Errorf("parsing browse template: %v", err)
}
-
- if buf, err = fsrv.browseWriteHTML(tplCtx); err != nil {
+ if err := tpl.Execute(buf, tplCtx); err != nil {
return caddyhttp.Error(http.StatusInternalServerError, err)
}
w.Header().Set("Content-Type", "text/html; charset=utf-8")
@@ -161,7 +162,7 @@ func (fsrv *FileServer) browseApplyQueryParams(w http.ResponseWriter, r *http.Re
}
// makeBrowseTemplate creates the template to be used for directory listings.
-func (fsrv *FileServer) makeBrowseTemplate(tplCtx *templateContext) error {
+func (fsrv *FileServer) makeBrowseTemplate(tplCtx *templateContext) (*template.Template, error) {
var tpl *template.Template
var err error
@@ -169,33 +170,17 @@ func (fsrv *FileServer) makeBrowseTemplate(tplCtx *templateContext) error {
tpl = tplCtx.NewTemplate(path.Base(fsrv.Browse.TemplateFile))
tpl, err = tpl.ParseFiles(fsrv.Browse.TemplateFile)
if err != nil {
- return fmt.Errorf("parsing browse template file: %v", err)
+ return nil, fmt.Errorf("parsing browse template file: %v", err)
}
} else {
tpl = tplCtx.NewTemplate("default_listing")
tpl, err = tpl.Parse(defaultBrowseTemplate)
if err != nil {
- return fmt.Errorf("parsing default browse template: %v", err)
+ return nil, fmt.Errorf("parsing default browse template: %v", err)
}
}
- fsrv.Browse.template = tpl
-
- return nil
-}
-
-func (fsrv *FileServer) browseWriteJSON(listing browseTemplateContext) (*bytes.Buffer, error) {
- buf := bufPool.Get().(*bytes.Buffer)
- defer bufPool.Put(buf)
- err := json.NewEncoder(buf).Encode(listing.Items)
- return buf, err
-}
-
-func (fsrv *FileServer) browseWriteHTML(tplCtx *templateContext) (*bytes.Buffer, error) {
- buf := bufPool.Get().(*bytes.Buffer)
- defer bufPool.Put(buf)
- err := fsrv.Browse.template.Execute(buf, tplCtx)
- return buf, err
+ return tpl, nil
}
// isSymlink return true if f is a symbolic link
@@ -224,3 +209,10 @@ type templateContext struct {
templates.TemplateContext
browseTemplateContext
}
+
+// bufPool is used to increase the efficiency of file listings.
+var bufPool = sync.Pool{
+ New: func() interface{} {
+ return new(bytes.Buffer)
+ },
+}
diff --git a/modules/caddyhttp/fileserver/browse_test.go b/modules/caddyhttp/fileserver/browse_test.go
deleted file mode 100644
index 30862fa..0000000
--- a/modules/caddyhttp/fileserver/browse_test.go
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2015 Matthew Holt and The Caddy Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package fileserver
-
-import (
- "testing"
- "text/template"
-)
-
-func BenchmarkBrowseWriteJSON(b *testing.B) {
- fsrv := new(FileServer)
- listing := browseTemplateContext{
- Name: "test",
- Path: "test",
- CanGoUp: false,
- Items: make([]fileInfo, 100),
- NumDirs: 42,
- NumFiles: 420,
- Sort: "",
- Order: "",
- Limit: 42,
- }
- b.ResetTimer()
-
- for n := 0; n < b.N; n++ {
- fsrv.browseWriteJSON(listing)
- }
-}
-
-func BenchmarkBrowseWriteHTML(b *testing.B) {
- fsrv := new(FileServer)
- fsrv.Browse = &Browse{
- TemplateFile: "",
- template: template.New("test"),
- }
- listing := browseTemplateContext{
- Name: "test",
- Path: "test",
- CanGoUp: false,
- Items: make([]fileInfo, 100),
- NumDirs: 42,
- NumFiles: 420,
- Sort: "",
- Order: "",
- Limit: 42,
- }
- tplCtx := &templateContext{
- browseTemplateContext: listing,
- }
- fsrv.makeBrowseTemplate(tplCtx)
- b.ResetTimer()
-
- for n := 0; n < b.N; n++ {
- fsrv.browseWriteHTML(tplCtx)
- }
-}
diff --git a/modules/caddyhttp/fileserver/staticfiles.go b/modules/caddyhttp/fileserver/staticfiles.go
index f2320aa..f151e32 100644
--- a/modules/caddyhttp/fileserver/staticfiles.go
+++ b/modules/caddyhttp/fileserver/staticfiles.go
@@ -15,7 +15,6 @@
package fileserver
import (
- "bytes"
"fmt"
weakrand "math/rand"
"mime"
@@ -24,7 +23,6 @@ import (
"path/filepath"
"strconv"
"strings"
- "sync"
"time"
"github.com/caddyserver/caddy/v2"
@@ -178,7 +176,6 @@ func (fsrv *FileServer) ServeHTTP(w http.ResponseWriter, r *http.Request, next c
} else if os.IsPermission(err) {
return caddyhttp.Error(http.StatusForbidden, err)
}
- // TODO: treat this as resource exhaustion like with os.Open? Or unnecessary here?
return caddyhttp.Error(http.StatusInternalServerError, err)
}
@@ -555,12 +552,6 @@ func (wr statusOverrideResponseWriter) WriteHeader(int) {
var defaultIndexNames = []string{"index.html", "index.txt"}
-var bufPool = sync.Pool{
- New: func() interface{} {
- return new(bytes.Buffer)
- },
-}
-
const (
minBackoff, maxBackoff = 2, 5
separator = string(filepath.Separator)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 06:42:40 +0000