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-rw-r--r--modules/caddyhttp/encode/brotli/brotli.go23
-rw-r--r--modules/caddyhttp/encode/caddyfile.go85
-rw-r--r--modules/caddyhttp/encode/encode.go32
-rw-r--r--modules/caddyhttp/encode/gzip/gzip.go25
-rw-r--r--modules/caddyhttp/encode/zstd/zstd.go13
5 files changed, 162 insertions, 16 deletions
diff --git a/modules/caddyhttp/encode/brotli/brotli.go b/modules/caddyhttp/encode/brotli/brotli.go
index 0890d43..e30d7bc 100644
--- a/modules/caddyhttp/encode/brotli/brotli.go
+++ b/modules/caddyhttp/encode/brotli/brotli.go
@@ -16,8 +16,10 @@ package caddybrotli
import (
"fmt"
+ "strconv"
"github.com/andybalholm/brotli"
+ "github.com/caddyserver/caddy/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/modules/caddyhttp/encode"
)
@@ -35,6 +37,22 @@ type Brotli struct {
Quality *int `json:"quality,omitempty"`
}
+// UnmarshalCaddyfile sets up the handler from Caddyfile tokens.
+func (b *Brotli) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
+ for d.Next() {
+ if !d.NextArg() {
+ continue
+ }
+ qualityStr := d.Val()
+ quality, err := strconv.Atoi(qualityStr)
+ if err != nil {
+ return err
+ }
+ b.Quality = &quality
+ }
+ return nil
+}
+
// Validate validates b's configuration.
func (b Brotli) Validate() error {
if b.Quality != nil {
@@ -64,6 +82,7 @@ func (b Brotli) NewEncoder() encode.Encoder {
// Interface guards
var (
- _ encode.Encoding = (*Brotli)(nil)
- _ caddy.Validator = (*Brotli)(nil)
+ _ encode.Encoding = (*Brotli)(nil)
+ _ caddy.Validator = (*Brotli)(nil)
+ _ caddyfile.Unmarshaler = (*Brotli)(nil)
)
diff --git a/modules/caddyhttp/encode/caddyfile.go b/modules/caddyhttp/encode/caddyfile.go
new file mode 100644
index 0000000..846ec03
--- /dev/null
+++ b/modules/caddyhttp/encode/caddyfile.go
@@ -0,0 +1,85 @@
+// 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 encode
+
+import (
+ "encoding/json"
+ "fmt"
+
+ "github.com/caddyserver/caddy"
+ "github.com/caddyserver/caddy/caddyconfig"
+ "github.com/caddyserver/caddy/caddyconfig/caddyfile"
+ "github.com/caddyserver/caddy/caddyconfig/httpcaddyfile"
+)
+
+// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
+//
+// encode [<matcher>] <formats...> {
+// gzip [<level>]
+// zstd
+// brotli [<quality>]
+// }
+//
+// Specifying the formats on the first line will use those formats' defaults.
+func (enc *Encode) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
+ for d.Next() {
+ for _, arg := range d.RemainingArgs() {
+ mod, err := caddy.GetModule("http.encoders." + arg)
+ if err != nil {
+ return fmt.Errorf("finding encoder module '%s': %v", mod.Name, err)
+ }
+ encoding, ok := mod.New().(Encoding)
+ if !ok {
+ return fmt.Errorf("module %s is not an HTTP encoding", mod.Name)
+ }
+ if enc.EncodingsRaw == nil {
+ enc.EncodingsRaw = make(map[string]json.RawMessage)
+ }
+ enc.EncodingsRaw[arg] = caddyconfig.JSON(encoding, nil)
+ }
+
+ for d.NextBlock() {
+ name := d.Val()
+ mod, err := caddy.GetModule("http.encoders." + name)
+ if err != nil {
+ return fmt.Errorf("getting encoder module '%s': %v", mod.Name, err)
+ }
+ unm, ok := mod.New().(caddyfile.Unmarshaler)
+ if !ok {
+ return fmt.Errorf("encoder module '%s' is not a Caddyfile unmarshaler", mod.Name)
+ }
+ err = unm.UnmarshalCaddyfile(d.NewFromNextTokens())
+ if err != nil {
+ return err
+ }
+ encoding, ok := unm.(Encoding)
+ if !ok {
+ return fmt.Errorf("module %s is not an HTTP encoding", mod.Name)
+ }
+ if enc.EncodingsRaw == nil {
+ enc.EncodingsRaw = make(map[string]json.RawMessage)
+ }
+ enc.EncodingsRaw[name] = caddyconfig.JSON(encoding, nil)
+ }
+ }
+
+ return nil
+}
+
+// Bucket returns the HTTP Caddyfile handler bucket number.
+func (enc Encode) Bucket() int { return 3 }
+
+// Interface guard
+var _ httpcaddyfile.HandlerDirective = (*Encode)(nil)
diff --git a/modules/caddyhttp/encode/encode.go b/modules/caddyhttp/encode/encode.go
index b2c1327..4e5f743 100644
--- a/modules/caddyhttp/encode/encode.go
+++ b/modules/caddyhttp/encode/encode.go
@@ -52,19 +52,15 @@ type Encode struct {
// Provision provisions enc.
func (enc *Encode) Provision(ctx caddy.Context) error {
- enc.writerPools = make(map[string]*sync.Pool)
-
for modName, rawMsg := range enc.EncodingsRaw {
val, err := ctx.LoadModule("http.encoders."+modName, rawMsg)
if err != nil {
return fmt.Errorf("loading encoder module '%s': %v", modName, err)
}
- encoder := val.(Encoding)
-
- enc.writerPools[encoder.AcceptEncoding()] = &sync.Pool{
- New: func() interface{} {
- return encoder.NewEncoder()
- },
+ encoding := val.(Encoding)
+ err = enc.addEncoding(encoding)
+ if err != nil {
+ return err
}
}
enc.EncodingsRaw = nil // allow GC to deallocate - TODO: Does this help?
@@ -85,10 +81,28 @@ func (enc *Encode) ServeHTTP(w http.ResponseWriter, r *http.Request, next caddyh
defer w.(*responseWriter).Close()
break
}
-
return next.ServeHTTP(w, r)
}
+func (enc *Encode) addEncoding(e Encoding) error {
+ ae := e.AcceptEncoding()
+ if ae == "" {
+ return fmt.Errorf("encoder does not specify an Accept-Encoding value")
+ }
+ if _, ok := enc.writerPools[ae]; ok {
+ return fmt.Errorf("encoder already added: %s", ae)
+ }
+ if enc.writerPools == nil {
+ enc.writerPools = make(map[string]*sync.Pool)
+ }
+ enc.writerPools[ae] = &sync.Pool{
+ New: func() interface{} {
+ return e.NewEncoder()
+ },
+ }
+ return nil
+}
+
// openResponseWriter creates a new response writer that may (or may not)
// encode the response with encodingName. The returned response writer MUST
// be closed after the handler completes.
diff --git a/modules/caddyhttp/encode/gzip/gzip.go b/modules/caddyhttp/encode/gzip/gzip.go
index 45c5f54..28b08c2 100644
--- a/modules/caddyhttp/encode/gzip/gzip.go
+++ b/modules/caddyhttp/encode/gzip/gzip.go
@@ -18,7 +18,9 @@ import (
"compress/flate"
"compress/gzip" // TODO: consider using https://github.com/klauspost/compress/gzip
"fmt"
+ "strconv"
+ "github.com/caddyserver/caddy/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/modules/caddyhttp/encode"
)
@@ -35,6 +37,22 @@ type Gzip struct {
Level int `json:"level,omitempty"`
}
+// UnmarshalCaddyfile sets up the handler from Caddyfile tokens.
+func (g *Gzip) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
+ for d.Next() {
+ if !d.NextArg() {
+ continue
+ }
+ levelStr := d.Val()
+ level, err := strconv.Atoi(levelStr)
+ if err != nil {
+ return err
+ }
+ g.Level = level
+ }
+ return nil
+}
+
// Provision provisions g's configuration.
func (g *Gzip) Provision(ctx caddy.Context) error {
if g.Level == 0 {
@@ -69,7 +87,8 @@ var defaultGzipLevel = 5
// Interface guards
var (
- _ encode.Encoding = (*Gzip)(nil)
- _ caddy.Provisioner = (*Gzip)(nil)
- _ caddy.Validator = (*Gzip)(nil)
+ _ encode.Encoding = (*Gzip)(nil)
+ _ caddy.Provisioner = (*Gzip)(nil)
+ _ caddy.Validator = (*Gzip)(nil)
+ _ caddyfile.Unmarshaler = (*Gzip)(nil)
)
diff --git a/modules/caddyhttp/encode/zstd/zstd.go b/modules/caddyhttp/encode/zstd/zstd.go
index acebff5..1ec2337 100644
--- a/modules/caddyhttp/encode/zstd/zstd.go
+++ b/modules/caddyhttp/encode/zstd/zstd.go
@@ -15,6 +15,7 @@
package caddyzstd
import (
+ "github.com/caddyserver/caddy/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/modules/caddyhttp/encode"
"github.com/klauspost/compress/zstd"
@@ -30,6 +31,11 @@ func init() {
// Zstd can create Zstandard encoders.
type Zstd struct{}
+// UnmarshalCaddyfile sets up the handler from Caddyfile tokens.
+func (z *Zstd) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
+ return nil
+}
+
// AcceptEncoding returns the name of the encoding as
// used in the Accept-Encoding request headers.
func (Zstd) AcceptEncoding() string { return "zstd" }
@@ -40,5 +46,8 @@ func (z Zstd) NewEncoder() encode.Encoder {
return writer
}
-// Interface guard
-var _ encode.Encoding = (*Zstd)(nil)
+// Interface guards
+var (
+ _ encode.Encoding = (*Zstd)(nil)
+ _ caddyfile.Unmarshaler = (*Zstd)(nil)
+)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 16:57:37 +0000