mirror of
https://github.com/caddyserver/caddy.git
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15bf9c196c
Now multiple instances of the same matcher can be used within a named matcher without overwriting previous ones.
96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package encode
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import (
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"fmt"
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig"
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"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
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"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
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"github.com/caddyserver/caddy/v2/modules/caddyhttp"
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)
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func init() {
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httpcaddyfile.RegisterHandlerDirective("encode", parseCaddyfile)
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}
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func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
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enc := new(Encode)
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err := enc.UnmarshalCaddyfile(h.Dispenser)
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if err != nil {
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return nil, err
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}
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return enc, nil
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}
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// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
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//
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// encode [<matcher>] <formats...> {
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// gzip [<level>]
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// zstd
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// brotli [<quality>]
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// }
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//
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// Specifying the formats on the first line will use those formats' defaults.
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func (enc *Encode) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
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for d.Next() {
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for _, arg := range d.RemainingArgs() {
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mod, err := caddy.GetModule("http.encoders." + arg)
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if err != nil {
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return fmt.Errorf("finding encoder module '%s': %v", mod, err)
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}
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encoding, ok := mod.New().(Encoding)
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if !ok {
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return fmt.Errorf("module %s is not an HTTP encoding", mod)
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}
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if enc.EncodingsRaw == nil {
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enc.EncodingsRaw = make(caddy.ModuleMap)
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}
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enc.EncodingsRaw[arg] = caddyconfig.JSON(encoding, nil)
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}
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for d.NextBlock(0) {
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name := d.Val()
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mod, err := caddy.GetModule("http.encoders." + name)
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if err != nil {
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return fmt.Errorf("getting encoder module '%s': %v", name, err)
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}
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unm, ok := mod.New().(caddyfile.Unmarshaler)
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if !ok {
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return fmt.Errorf("encoder module '%s' is not a Caddyfile unmarshaler", mod)
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}
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err = unm.UnmarshalCaddyfile(d.NewFromNextSegment())
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if err != nil {
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return err
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}
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encoding, ok := unm.(Encoding)
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if !ok {
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return fmt.Errorf("module %s is not an HTTP encoding", mod)
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}
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if enc.EncodingsRaw == nil {
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enc.EncodingsRaw = make(caddy.ModuleMap)
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}
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enc.EncodingsRaw[name] = caddyconfig.JSON(encoding, nil)
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}
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}
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return nil
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}
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// Interface guard
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var _ caddyfile.Unmarshaler = (*Encode)(nil)
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