mirror of https://github.com/caddyserver/caddy.git
70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
// 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 (
|
|
"net/http"
|
|
"os"
|
|
|
|
"github.com/caddyserver/caddy/v2"
|
|
"github.com/caddyserver/caddy/v2/modules/caddyhttp"
|
|
)
|
|
|
|
func init() {
|
|
caddy.RegisterModule(caddy.Module{
|
|
Name: "http.matchers.file",
|
|
New: func() interface{} { return new(FileMatcher) },
|
|
})
|
|
}
|
|
|
|
// FileMatcher is a matcher that can match requests
|
|
// based on the local file system.
|
|
// TODO: Not sure how to do this well; we'd need the ability to
|
|
// hide files, etc...
|
|
// TODO: Also consider a feature to match directory that
|
|
// contains a certain filename (use filepath.Glob), useful
|
|
// if wanting to map directory-URI requests where the dir
|
|
// has index.php to PHP backends, for example (although this
|
|
// can effectively be done with rehandling already)
|
|
type FileMatcher struct {
|
|
Root string `json:"root"`
|
|
Path string `json:"path"`
|
|
Flags []string `json:"flags"`
|
|
}
|
|
|
|
// Match matches the request r against m.
|
|
func (m FileMatcher) Match(r *http.Request) bool {
|
|
fullPath := sanitizedPathJoin(m.Root, m.Path)
|
|
var match bool
|
|
if len(m.Flags) > 0 {
|
|
match = true
|
|
fi, err := os.Stat(fullPath)
|
|
for _, f := range m.Flags {
|
|
switch f {
|
|
case "EXIST":
|
|
match = match && os.IsNotExist(err)
|
|
case "DIR":
|
|
match = match && err == nil && fi.IsDir()
|
|
default:
|
|
match = false
|
|
}
|
|
}
|
|
}
|
|
return match
|
|
}
|
|
|
|
// Interface guard
|
|
var _ caddyhttp.RequestMatcher = (*FileMatcher)(nil)
|