frp/pkg/plugin/client/static_file.go
2023-11-22 14:35:37 +08:00

85 lines
2.0 KiB
Go

// Copyright 2018 fatedier, fatedier@gmail.com
//
// 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.
//go:build !frps
package plugin
import (
"io"
"net"
"net/http"
"time"
"github.com/gorilla/mux"
v1 "github.com/fatedier/frp/pkg/config/v1"
utilnet "github.com/fatedier/frp/pkg/util/net"
)
func init() {
Register(v1.PluginStaticFile, NewStaticFilePlugin)
}
type StaticFilePlugin struct {
opts *v1.StaticFilePluginOptions
l *Listener
s *http.Server
}
func NewStaticFilePlugin(options v1.ClientPluginOptions) (Plugin, error) {
opts := options.(*v1.StaticFilePluginOptions)
listener := NewProxyListener()
sp := &StaticFilePlugin{
opts: opts,
l: listener,
}
var prefix string
if opts.StripPrefix != "" {
prefix = "/" + opts.StripPrefix + "/"
} else {
prefix = "/"
}
router := mux.NewRouter()
router.Use(utilnet.NewHTTPAuthMiddleware(opts.HTTPUser, opts.HTTPPassword).SetAuthFailDelay(200 * time.Millisecond).Middleware)
router.PathPrefix(prefix).Handler(utilnet.MakeHTTPGzipHandler(http.StripPrefix(prefix, http.FileServer(http.Dir(opts.LocalPath))))).Methods("GET")
sp.s = &http.Server{
Handler: router,
}
go func() {
_ = sp.s.Serve(listener)
}()
return sp, nil
}
func (sp *StaticFilePlugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, _ *ExtraInfo) {
wrapConn := utilnet.WrapReadWriteCloserToConn(conn, realConn)
_ = sp.l.PutConn(wrapConn)
}
func (sp *StaticFilePlugin) Name() string {
return v1.PluginStaticFile
}
func (sp *StaticFilePlugin) Close() error {
sp.s.Close()
sp.l.Close()
return nil
}