mirror of
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rename models to pkg (#2005)
This commit is contained in:
fatedier
GitHub
111
pkg/plugin/client/http2https.go
Normal file
111
pkg/plugin/client/http2https.go
Normal file
@@ -0,0 +1,111 @@
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// Copyright 2019 fatedier, fatedier@gmail.com
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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 plugin
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import (
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"crypto/tls"
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"fmt"
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"io"
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"net"
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"net/http"
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"net/http/httputil"
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"strings"
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frpNet "github.com/fatedier/frp/pkg/util/net"
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)
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const PluginHTTP2HTTPS = "http2https"
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func init() {
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Register(PluginHTTP2HTTPS, NewHTTP2HTTPSPlugin)
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}
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type HTTP2HTTPSPlugin struct {
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hostHeaderRewrite string
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localAddr string
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headers map[string]string
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l *Listener
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s *http.Server
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}
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func NewHTTP2HTTPSPlugin(params map[string]string) (Plugin, error) {
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localAddr := params["plugin_local_addr"]
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hostHeaderRewrite := params["plugin_host_header_rewrite"]
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headers := make(map[string]string)
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for k, v := range params {
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if !strings.HasPrefix(k, "plugin_header_") {
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continue
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}
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if k = strings.TrimPrefix(k, "plugin_header_"); k != "" {
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headers[k] = v
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}
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}
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if localAddr == "" {
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return nil, fmt.Errorf("plugin_local_addr is required")
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}
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listener := NewProxyListener()
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p := &HTTPS2HTTPPlugin{
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localAddr: localAddr,
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hostHeaderRewrite: hostHeaderRewrite,
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headers: headers,
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l: listener,
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}
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tr := &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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}
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rp := &httputil.ReverseProxy{
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Director: func(req *http.Request) {
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req.URL.Scheme = "https"
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req.URL.Host = p.localAddr
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if p.hostHeaderRewrite != "" {
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req.Host = p.hostHeaderRewrite
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}
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for k, v := range p.headers {
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req.Header.Set(k, v)
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}
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},
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Transport: tr,
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}
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p.s = &http.Server{
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Handler: rp,
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}
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go p.s.Serve(listener)
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return p, nil
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}
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func (p *HTTP2HTTPSPlugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
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wrapConn := frpNet.WrapReadWriteCloserToConn(conn, realConn)
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p.l.PutConn(wrapConn)
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}
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func (p *HTTP2HTTPSPlugin) Name() string {
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return PluginHTTP2HTTPS
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}
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func (p *HTTP2HTTPSPlugin) Close() error {
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if err := p.s.Close(); err != nil {
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return err
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}
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return nil
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}
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244
pkg/plugin/client/http_proxy.go
Normal file
244
pkg/plugin/client/http_proxy.go
Normal file
@@ -0,0 +1,244 @@
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// Copyright 2017 frp team
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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
|
||||
// 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.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
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||||
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package plugin
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import (
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"bufio"
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"encoding/base64"
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"io"
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"net"
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"net/http"
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"strings"
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frpNet "github.com/fatedier/frp/pkg/util/net"
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frpIo "github.com/fatedier/golib/io"
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gnet "github.com/fatedier/golib/net"
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)
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const PluginHTTPProxy = "http_proxy"
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func init() {
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Register(PluginHTTPProxy, NewHTTPProxyPlugin)
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}
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type HTTPProxy struct {
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l *Listener
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s *http.Server
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AuthUser string
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AuthPasswd string
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}
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func NewHTTPProxyPlugin(params map[string]string) (Plugin, error) {
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user := params["plugin_http_user"]
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passwd := params["plugin_http_passwd"]
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listener := NewProxyListener()
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hp := &HTTPProxy{
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l: listener,
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AuthUser: user,
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AuthPasswd: passwd,
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}
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hp.s = &http.Server{
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Handler: hp,
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}
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go hp.s.Serve(listener)
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return hp, nil
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}
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func (hp *HTTPProxy) Name() string {
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return PluginHTTPProxy
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}
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func (hp *HTTPProxy) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
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wrapConn := frpNet.WrapReadWriteCloserToConn(conn, realConn)
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sc, rd := gnet.NewSharedConn(wrapConn)
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firstBytes := make([]byte, 7)
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_, err := rd.Read(firstBytes)
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if err != nil {
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wrapConn.Close()
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return
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}
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if strings.ToUpper(string(firstBytes)) == "CONNECT" {
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bufRd := bufio.NewReader(sc)
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request, err := http.ReadRequest(bufRd)
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if err != nil {
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wrapConn.Close()
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return
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}
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hp.handleConnectReq(request, frpIo.WrapReadWriteCloser(bufRd, wrapConn, wrapConn.Close))
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return
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}
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hp.l.PutConn(sc)
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return
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}
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func (hp *HTTPProxy) Close() error {
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hp.s.Close()
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hp.l.Close()
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return nil
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}
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func (hp *HTTPProxy) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
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if ok := hp.Auth(req); !ok {
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rw.Header().Set("Proxy-Authenticate", "Basic")
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rw.WriteHeader(http.StatusProxyAuthRequired)
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return
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}
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if req.Method == http.MethodConnect {
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// deprecated
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// Connect request is handled in Handle function.
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hp.ConnectHandler(rw, req)
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} else {
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hp.HTTPHandler(rw, req)
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}
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}
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func (hp *HTTPProxy) HTTPHandler(rw http.ResponseWriter, req *http.Request) {
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removeProxyHeaders(req)
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resp, err := http.DefaultTransport.RoundTrip(req)
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if err != nil {
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http.Error(rw, err.Error(), http.StatusInternalServerError)
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return
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}
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defer resp.Body.Close()
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copyHeaders(rw.Header(), resp.Header)
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rw.WriteHeader(resp.StatusCode)
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_, err = io.Copy(rw, resp.Body)
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if err != nil && err != io.EOF {
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return
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}
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}
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// deprecated
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// Hijack needs to SetReadDeadline on the Conn of the request, but if we use stream compression here,
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// we may always get i/o timeout error.
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func (hp *HTTPProxy) ConnectHandler(rw http.ResponseWriter, req *http.Request) {
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hj, ok := rw.(http.Hijacker)
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if !ok {
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rw.WriteHeader(http.StatusInternalServerError)
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return
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}
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client, _, err := hj.Hijack()
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if err != nil {
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rw.WriteHeader(http.StatusInternalServerError)
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return
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}
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remote, err := net.Dial("tcp", req.URL.Host)
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if err != nil {
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http.Error(rw, "Failed", http.StatusBadRequest)
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client.Close()
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return
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}
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client.Write([]byte("HTTP/1.1 200 OK\r\n\r\n"))
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go frpIo.Join(remote, client)
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}
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func (hp *HTTPProxy) Auth(req *http.Request) bool {
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if hp.AuthUser == "" && hp.AuthPasswd == "" {
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return true
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}
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s := strings.SplitN(req.Header.Get("Proxy-Authorization"), " ", 2)
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if len(s) != 2 {
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return false
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}
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b, err := base64.StdEncoding.DecodeString(s[1])
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if err != nil {
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return false
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}
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pair := strings.SplitN(string(b), ":", 2)
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if len(pair) != 2 {
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return false
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}
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if pair[0] != hp.AuthUser || pair[1] != hp.AuthPasswd {
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return false
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}
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return true
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}
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func (hp *HTTPProxy) handleConnectReq(req *http.Request, rwc io.ReadWriteCloser) {
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defer rwc.Close()
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if ok := hp.Auth(req); !ok {
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res := getBadResponse()
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res.Write(rwc)
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return
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}
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remote, err := net.Dial("tcp", req.URL.Host)
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if err != nil {
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res := &http.Response{
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StatusCode: 400,
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Proto: "HTTP/1.1",
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ProtoMajor: 1,
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ProtoMinor: 1,
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}
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res.Write(rwc)
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return
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}
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rwc.Write([]byte("HTTP/1.1 200 OK\r\n\r\n"))
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frpIo.Join(remote, rwc)
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}
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||||
|
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func copyHeaders(dst, src http.Header) {
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for key, values := range src {
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for _, value := range values {
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dst.Add(key, value)
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}
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}
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}
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func removeProxyHeaders(req *http.Request) {
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req.RequestURI = ""
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req.Header.Del("Proxy-Connection")
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req.Header.Del("Connection")
|
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req.Header.Del("Proxy-Authenticate")
|
||||
req.Header.Del("Proxy-Authorization")
|
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req.Header.Del("TE")
|
||||
req.Header.Del("Trailers")
|
||||
req.Header.Del("Transfer-Encoding")
|
||||
req.Header.Del("Upgrade")
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||||
}
|
||||
|
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func getBadResponse() *http.Response {
|
||||
header := make(map[string][]string)
|
||||
header["Proxy-Authenticate"] = []string{"Basic"}
|
||||
header["Connection"] = []string{"close"}
|
||||
res := &http.Response{
|
||||
Status: "407 Not authorized",
|
||||
StatusCode: 407,
|
||||
Proto: "HTTP/1.1",
|
||||
ProtoMajor: 1,
|
||||
ProtoMinor: 1,
|
||||
Header: header,
|
||||
}
|
||||
return res
|
||||
}
|
||||
133
pkg/plugin/client/https2http.go
Normal file
133
pkg/plugin/client/https2http.go
Normal file
@@ -0,0 +1,133 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"crypto/tls"
|
||||
"fmt"
|
||||
"io"
|
||||
"net"
|
||||
"net/http"
|
||||
"net/http/httputil"
|
||||
"strings"
|
||||
|
||||
frpNet "github.com/fatedier/frp/pkg/util/net"
|
||||
)
|
||||
|
||||
const PluginHTTPS2HTTP = "https2http"
|
||||
|
||||
func init() {
|
||||
Register(PluginHTTPS2HTTP, NewHTTPS2HTTPPlugin)
|
||||
}
|
||||
|
||||
type HTTPS2HTTPPlugin struct {
|
||||
crtPath string
|
||||
keyPath string
|
||||
hostHeaderRewrite string
|
||||
localAddr string
|
||||
headers map[string]string
|
||||
|
||||
l *Listener
|
||||
s *http.Server
|
||||
}
|
||||
|
||||
func NewHTTPS2HTTPPlugin(params map[string]string) (Plugin, error) {
|
||||
crtPath := params["plugin_crt_path"]
|
||||
keyPath := params["plugin_key_path"]
|
||||
localAddr := params["plugin_local_addr"]
|
||||
hostHeaderRewrite := params["plugin_host_header_rewrite"]
|
||||
headers := make(map[string]string)
|
||||
for k, v := range params {
|
||||
if !strings.HasPrefix(k, "plugin_header_") {
|
||||
continue
|
||||
}
|
||||
if k = strings.TrimPrefix(k, "plugin_header_"); k != "" {
|
||||
headers[k] = v
|
||||
}
|
||||
}
|
||||
|
||||
if crtPath == "" {
|
||||
return nil, fmt.Errorf("plugin_crt_path is required")
|
||||
}
|
||||
if keyPath == "" {
|
||||
return nil, fmt.Errorf("plugin_key_path is required")
|
||||
}
|
||||
if localAddr == "" {
|
||||
return nil, fmt.Errorf("plugin_local_addr is required")
|
||||
}
|
||||
|
||||
listener := NewProxyListener()
|
||||
|
||||
p := &HTTPS2HTTPPlugin{
|
||||
crtPath: crtPath,
|
||||
keyPath: keyPath,
|
||||
localAddr: localAddr,
|
||||
hostHeaderRewrite: hostHeaderRewrite,
|
||||
headers: headers,
|
||||
l: listener,
|
||||
}
|
||||
|
||||
rp := &httputil.ReverseProxy{
|
||||
Director: func(req *http.Request) {
|
||||
req.URL.Scheme = "http"
|
||||
req.URL.Host = p.localAddr
|
||||
if p.hostHeaderRewrite != "" {
|
||||
req.Host = p.hostHeaderRewrite
|
||||
}
|
||||
for k, v := range p.headers {
|
||||
req.Header.Set(k, v)
|
||||
}
|
||||
},
|
||||
}
|
||||
|
||||
p.s = &http.Server{
|
||||
Handler: rp,
|
||||
}
|
||||
|
||||
tlsConfig, err := p.genTLSConfig()
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("gen TLS config error: %v", err)
|
||||
}
|
||||
ln := tls.NewListener(listener, tlsConfig)
|
||||
|
||||
go p.s.Serve(ln)
|
||||
return p, nil
|
||||
}
|
||||
|
||||
func (p *HTTPS2HTTPPlugin) genTLSConfig() (*tls.Config, error) {
|
||||
cert, err := tls.LoadX509KeyPair(p.crtPath, p.keyPath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
config := &tls.Config{Certificates: []tls.Certificate{cert}}
|
||||
return config, nil
|
||||
}
|
||||
|
||||
func (p *HTTPS2HTTPPlugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
|
||||
wrapConn := frpNet.WrapReadWriteCloserToConn(conn, realConn)
|
||||
p.l.PutConn(wrapConn)
|
||||
}
|
||||
|
||||
func (p *HTTPS2HTTPPlugin) Name() string {
|
||||
return PluginHTTPS2HTTP
|
||||
}
|
||||
|
||||
func (p *HTTPS2HTTPPlugin) Close() error {
|
||||
if err := p.s.Close(); err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
92
pkg/plugin/client/plugin.go
Normal file
92
pkg/plugin/client/plugin.go
Normal file
@@ -0,0 +1,92 @@
|
||||
// Copyright 2017 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io"
|
||||
"net"
|
||||
"sync"
|
||||
|
||||
"github.com/fatedier/golib/errors"
|
||||
)
|
||||
|
||||
// Creators is used for create plugins to handle connections.
|
||||
var creators = make(map[string]CreatorFn)
|
||||
|
||||
// params has prefix "plugin_"
|
||||
type CreatorFn func(params map[string]string) (Plugin, error)
|
||||
|
||||
func Register(name string, fn CreatorFn) {
|
||||
creators[name] = fn
|
||||
}
|
||||
|
||||
func Create(name string, params map[string]string) (p Plugin, err error) {
|
||||
if fn, ok := creators[name]; ok {
|
||||
p, err = fn(params)
|
||||
} else {
|
||||
err = fmt.Errorf("plugin [%s] is not registered", name)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
type Plugin interface {
|
||||
Name() string
|
||||
|
||||
// extraBufToLocal will send to local connection first, then join conn with local connection
|
||||
Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte)
|
||||
Close() error
|
||||
}
|
||||
|
||||
type Listener struct {
|
||||
conns chan net.Conn
|
||||
closed bool
|
||||
mu sync.Mutex
|
||||
}
|
||||
|
||||
func NewProxyListener() *Listener {
|
||||
return &Listener{
|
||||
conns: make(chan net.Conn, 64),
|
||||
}
|
||||
}
|
||||
|
||||
func (l *Listener) Accept() (net.Conn, error) {
|
||||
conn, ok := <-l.conns
|
||||
if !ok {
|
||||
return nil, fmt.Errorf("listener closed")
|
||||
}
|
||||
return conn, nil
|
||||
}
|
||||
|
||||
func (l *Listener) PutConn(conn net.Conn) error {
|
||||
err := errors.PanicToError(func() {
|
||||
l.conns <- conn
|
||||
})
|
||||
return err
|
||||
}
|
||||
|
||||
func (l *Listener) Close() error {
|
||||
l.mu.Lock()
|
||||
defer l.mu.Unlock()
|
||||
if !l.closed {
|
||||
close(l.conns)
|
||||
l.closed = true
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (l *Listener) Addr() net.Addr {
|
||||
return (*net.TCPAddr)(nil)
|
||||
}
|
||||
69
pkg/plugin/client/socks5.go
Normal file
69
pkg/plugin/client/socks5.go
Normal file
@@ -0,0 +1,69 @@
|
||||
// Copyright 2017 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"io"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"net"
|
||||
|
||||
frpNet "github.com/fatedier/frp/pkg/util/net"
|
||||
|
||||
gosocks5 "github.com/armon/go-socks5"
|
||||
)
|
||||
|
||||
const PluginSocks5 = "socks5"
|
||||
|
||||
func init() {
|
||||
Register(PluginSocks5, NewSocks5Plugin)
|
||||
}
|
||||
|
||||
type Socks5Plugin struct {
|
||||
Server *gosocks5.Server
|
||||
|
||||
user string
|
||||
passwd string
|
||||
}
|
||||
|
||||
func NewSocks5Plugin(params map[string]string) (p Plugin, err error) {
|
||||
user := params["plugin_user"]
|
||||
passwd := params["plugin_passwd"]
|
||||
|
||||
cfg := &gosocks5.Config{
|
||||
Logger: log.New(ioutil.Discard, "", log.LstdFlags),
|
||||
}
|
||||
if user != "" || passwd != "" {
|
||||
cfg.Credentials = gosocks5.StaticCredentials(map[string]string{user: passwd})
|
||||
}
|
||||
sp := &Socks5Plugin{}
|
||||
sp.Server, err = gosocks5.New(cfg)
|
||||
p = sp
|
||||
return
|
||||
}
|
||||
|
||||
func (sp *Socks5Plugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
|
||||
defer conn.Close()
|
||||
wrapConn := frpNet.WrapReadWriteCloserToConn(conn, realConn)
|
||||
sp.Server.ServeConn(wrapConn)
|
||||
}
|
||||
|
||||
func (sp *Socks5Plugin) Name() string {
|
||||
return PluginSocks5
|
||||
}
|
||||
|
||||
func (sp *Socks5Plugin) Close() error {
|
||||
return nil
|
||||
}
|
||||
89
pkg/plugin/client/static_file.go
Normal file
89
pkg/plugin/client/static_file.go
Normal file
@@ -0,0 +1,89 @@
|
||||
// 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"io"
|
||||
"net"
|
||||
"net/http"
|
||||
|
||||
frpNet "github.com/fatedier/frp/pkg/util/net"
|
||||
|
||||
"github.com/gorilla/mux"
|
||||
)
|
||||
|
||||
const PluginStaticFile = "static_file"
|
||||
|
||||
func init() {
|
||||
Register(PluginStaticFile, NewStaticFilePlugin)
|
||||
}
|
||||
|
||||
type StaticFilePlugin struct {
|
||||
localPath string
|
||||
stripPrefix string
|
||||
httpUser string
|
||||
httpPasswd string
|
||||
|
||||
l *Listener
|
||||
s *http.Server
|
||||
}
|
||||
|
||||
func NewStaticFilePlugin(params map[string]string) (Plugin, error) {
|
||||
localPath := params["plugin_local_path"]
|
||||
stripPrefix := params["plugin_strip_prefix"]
|
||||
httpUser := params["plugin_http_user"]
|
||||
httpPasswd := params["plugin_http_passwd"]
|
||||
|
||||
listener := NewProxyListener()
|
||||
|
||||
sp := &StaticFilePlugin{
|
||||
localPath: localPath,
|
||||
stripPrefix: stripPrefix,
|
||||
httpUser: httpUser,
|
||||
httpPasswd: httpPasswd,
|
||||
|
||||
l: listener,
|
||||
}
|
||||
var prefix string
|
||||
if stripPrefix != "" {
|
||||
prefix = "/" + stripPrefix + "/"
|
||||
} else {
|
||||
prefix = "/"
|
||||
}
|
||||
|
||||
router := mux.NewRouter()
|
||||
router.Use(frpNet.NewHTTPAuthMiddleware(httpUser, httpPasswd).Middleware)
|
||||
router.PathPrefix(prefix).Handler(frpNet.MakeHTTPGzipHandler(http.StripPrefix(prefix, http.FileServer(http.Dir(localPath))))).Methods("GET")
|
||||
sp.s = &http.Server{
|
||||
Handler: router,
|
||||
}
|
||||
go sp.s.Serve(listener)
|
||||
return sp, nil
|
||||
}
|
||||
|
||||
func (sp *StaticFilePlugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
|
||||
wrapConn := frpNet.WrapReadWriteCloserToConn(conn, realConn)
|
||||
sp.l.PutConn(wrapConn)
|
||||
}
|
||||
|
||||
func (sp *StaticFilePlugin) Name() string {
|
||||
return PluginStaticFile
|
||||
}
|
||||
|
||||
func (sp *StaticFilePlugin) Close() error {
|
||||
sp.s.Close()
|
||||
sp.l.Close()
|
||||
return nil
|
||||
}
|
||||
72
pkg/plugin/client/unix_domain_socket.go
Normal file
72
pkg/plugin/client/unix_domain_socket.go
Normal file
@@ -0,0 +1,72 @@
|
||||
// Copyright 2017 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io"
|
||||
"net"
|
||||
|
||||
frpIo "github.com/fatedier/golib/io"
|
||||
)
|
||||
|
||||
const PluginUnixDomainSocket = "unix_domain_socket"
|
||||
|
||||
func init() {
|
||||
Register(PluginUnixDomainSocket, NewUnixDomainSocketPlugin)
|
||||
}
|
||||
|
||||
type UnixDomainSocketPlugin struct {
|
||||
UnixAddr *net.UnixAddr
|
||||
}
|
||||
|
||||
func NewUnixDomainSocketPlugin(params map[string]string) (p Plugin, err error) {
|
||||
unixPath, ok := params["plugin_unix_path"]
|
||||
if !ok {
|
||||
err = fmt.Errorf("plugin_unix_path not found")
|
||||
return
|
||||
}
|
||||
|
||||
unixAddr, errRet := net.ResolveUnixAddr("unix", unixPath)
|
||||
if errRet != nil {
|
||||
err = errRet
|
||||
return
|
||||
}
|
||||
|
||||
p = &UnixDomainSocketPlugin{
|
||||
UnixAddr: unixAddr,
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
func (uds *UnixDomainSocketPlugin) Handle(conn io.ReadWriteCloser, realConn net.Conn, extraBufToLocal []byte) {
|
||||
localConn, err := net.DialUnix("unix", nil, uds.UnixAddr)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
if len(extraBufToLocal) > 0 {
|
||||
localConn.Write(extraBufToLocal)
|
||||
}
|
||||
|
||||
frpIo.Join(localConn, conn)
|
||||
}
|
||||
|
||||
func (uds *UnixDomainSocketPlugin) Name() string {
|
||||
return PluginUnixDomainSocket
|
||||
}
|
||||
|
||||
func (uds *UnixDomainSocketPlugin) Close() error {
|
||||
return nil
|
||||
}
|
||||
109
pkg/plugin/server/http.go
Normal file
109
pkg/plugin/server/http.go
Normal file
@@ -0,0 +1,109 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"context"
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"net/http"
|
||||
"net/url"
|
||||
"reflect"
|
||||
)
|
||||
|
||||
type HTTPPluginOptions struct {
|
||||
Name string
|
||||
Addr string
|
||||
Path string
|
||||
Ops []string
|
||||
}
|
||||
|
||||
type httpPlugin struct {
|
||||
options HTTPPluginOptions
|
||||
|
||||
url string
|
||||
client *http.Client
|
||||
}
|
||||
|
||||
func NewHTTPPluginOptions(options HTTPPluginOptions) Plugin {
|
||||
return &httpPlugin{
|
||||
options: options,
|
||||
url: fmt.Sprintf("http://%s%s", options.Addr, options.Path),
|
||||
client: &http.Client{},
|
||||
}
|
||||
}
|
||||
|
||||
func (p *httpPlugin) Name() string {
|
||||
return p.options.Name
|
||||
}
|
||||
|
||||
func (p *httpPlugin) IsSupport(op string) bool {
|
||||
for _, v := range p.options.Ops {
|
||||
if v == op {
|
||||
return true
|
||||
}
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
func (p *httpPlugin) Handle(ctx context.Context, op string, content interface{}) (*Response, interface{}, error) {
|
||||
r := &Request{
|
||||
Version: APIVersion,
|
||||
Op: op,
|
||||
Content: content,
|
||||
}
|
||||
var res Response
|
||||
res.Content = reflect.New(reflect.TypeOf(content)).Interface()
|
||||
if err := p.do(ctx, r, &res); err != nil {
|
||||
return nil, nil, err
|
||||
}
|
||||
return &res, res.Content, nil
|
||||
}
|
||||
|
||||
func (p *httpPlugin) do(ctx context.Context, r *Request, res *Response) error {
|
||||
buf, err := json.Marshal(r)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
v := url.Values{}
|
||||
v.Set("version", r.Version)
|
||||
v.Set("op", r.Op)
|
||||
req, err := http.NewRequest("POST", p.url+"?"+v.Encode(), bytes.NewReader(buf))
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
req = req.WithContext(ctx)
|
||||
req.Header.Set("X-Frp-Reqid", GetReqidFromContext(ctx))
|
||||
req.Header.Set("Content-Type", "application/json")
|
||||
resp, err := p.client.Do(req)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
|
||||
if resp.StatusCode != http.StatusOK {
|
||||
return fmt.Errorf("do http request error code: %d", resp.StatusCode)
|
||||
}
|
||||
buf, err = ioutil.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if err = json.Unmarshal(buf, res); err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
230
pkg/plugin/server/manager.go
Normal file
230
pkg/plugin/server/manager.go
Normal file
@@ -0,0 +1,230 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/fatedier/frp/pkg/util/util"
|
||||
"github.com/fatedier/frp/pkg/util/xlog"
|
||||
)
|
||||
|
||||
type Manager struct {
|
||||
loginPlugins []Plugin
|
||||
newProxyPlugins []Plugin
|
||||
pingPlugins []Plugin
|
||||
newWorkConnPlugins []Plugin
|
||||
newUserConnPlugins []Plugin
|
||||
}
|
||||
|
||||
func NewManager() *Manager {
|
||||
return &Manager{
|
||||
loginPlugins: make([]Plugin, 0),
|
||||
newProxyPlugins: make([]Plugin, 0),
|
||||
pingPlugins: make([]Plugin, 0),
|
||||
newWorkConnPlugins: make([]Plugin, 0),
|
||||
newUserConnPlugins: make([]Plugin, 0),
|
||||
}
|
||||
}
|
||||
|
||||
func (m *Manager) Register(p Plugin) {
|
||||
if p.IsSupport(OpLogin) {
|
||||
m.loginPlugins = append(m.loginPlugins, p)
|
||||
}
|
||||
if p.IsSupport(OpNewProxy) {
|
||||
m.newProxyPlugins = append(m.newProxyPlugins, p)
|
||||
}
|
||||
if p.IsSupport(OpPing) {
|
||||
m.pingPlugins = append(m.pingPlugins, p)
|
||||
}
|
||||
if p.IsSupport(OpNewWorkConn) {
|
||||
m.newWorkConnPlugins = append(m.newWorkConnPlugins, p)
|
||||
}
|
||||
if p.IsSupport(OpNewUserConn) {
|
||||
m.newUserConnPlugins = append(m.newUserConnPlugins, p)
|
||||
}
|
||||
}
|
||||
|
||||
func (m *Manager) Login(content *LoginContent) (*LoginContent, error) {
|
||||
if len(m.loginPlugins) == 0 {
|
||||
return content, nil
|
||||
}
|
||||
|
||||
var (
|
||||
res = &Response{
|
||||
Reject: false,
|
||||
Unchange: true,
|
||||
}
|
||||
retContent interface{}
|
||||
err error
|
||||
)
|
||||
reqid, _ := util.RandID()
|
||||
xl := xlog.New().AppendPrefix("reqid: " + reqid)
|
||||
ctx := xlog.NewContext(context.Background(), xl)
|
||||
ctx = NewReqidContext(ctx, reqid)
|
||||
|
||||
for _, p := range m.loginPlugins {
|
||||
res, retContent, err = p.Handle(ctx, OpLogin, *content)
|
||||
if err != nil {
|
||||
xl.Warn("send Login request to plugin [%s] error: %v", p.Name(), err)
|
||||
return nil, errors.New("send Login request to plugin error")
|
||||
}
|
||||
if res.Reject {
|
||||
return nil, fmt.Errorf("%s", res.RejectReason)
|
||||
}
|
||||
if !res.Unchange {
|
||||
content = retContent.(*LoginContent)
|
||||
}
|
||||
}
|
||||
return content, nil
|
||||
}
|
||||
|
||||
func (m *Manager) NewProxy(content *NewProxyContent) (*NewProxyContent, error) {
|
||||
if len(m.newProxyPlugins) == 0 {
|
||||
return content, nil
|
||||
}
|
||||
|
||||
var (
|
||||
res = &Response{
|
||||
Reject: false,
|
||||
Unchange: true,
|
||||
}
|
||||
retContent interface{}
|
||||
err error
|
||||
)
|
||||
reqid, _ := util.RandID()
|
||||
xl := xlog.New().AppendPrefix("reqid: " + reqid)
|
||||
ctx := xlog.NewContext(context.Background(), xl)
|
||||
ctx = NewReqidContext(ctx, reqid)
|
||||
|
||||
for _, p := range m.newProxyPlugins {
|
||||
res, retContent, err = p.Handle(ctx, OpNewProxy, *content)
|
||||
if err != nil {
|
||||
xl.Warn("send NewProxy request to plugin [%s] error: %v", p.Name(), err)
|
||||
return nil, errors.New("send NewProxy request to plugin error")
|
||||
}
|
||||
if res.Reject {
|
||||
return nil, fmt.Errorf("%s", res.RejectReason)
|
||||
}
|
||||
if !res.Unchange {
|
||||
content = retContent.(*NewProxyContent)
|
||||
}
|
||||
}
|
||||
return content, nil
|
||||
}
|
||||
|
||||
func (m *Manager) Ping(content *PingContent) (*PingContent, error) {
|
||||
if len(m.pingPlugins) == 0 {
|
||||
return content, nil
|
||||
}
|
||||
|
||||
var (
|
||||
res = &Response{
|
||||
Reject: false,
|
||||
Unchange: true,
|
||||
}
|
||||
retContent interface{}
|
||||
err error
|
||||
)
|
||||
reqid, _ := util.RandID()
|
||||
xl := xlog.New().AppendPrefix("reqid: " + reqid)
|
||||
ctx := xlog.NewContext(context.Background(), xl)
|
||||
ctx = NewReqidContext(ctx, reqid)
|
||||
|
||||
for _, p := range m.pingPlugins {
|
||||
res, retContent, err = p.Handle(ctx, OpPing, *content)
|
||||
if err != nil {
|
||||
xl.Warn("send Ping request to plugin [%s] error: %v", p.Name(), err)
|
||||
return nil, errors.New("send Ping request to plugin error")
|
||||
}
|
||||
if res.Reject {
|
||||
return nil, fmt.Errorf("%s", res.RejectReason)
|
||||
}
|
||||
if !res.Unchange {
|
||||
content = retContent.(*PingContent)
|
||||
}
|
||||
}
|
||||
return content, nil
|
||||
}
|
||||
|
||||
func (m *Manager) NewWorkConn(content *NewWorkConnContent) (*NewWorkConnContent, error) {
|
||||
if len(m.newWorkConnPlugins) == 0 {
|
||||
return content, nil
|
||||
}
|
||||
|
||||
var (
|
||||
res = &Response{
|
||||
Reject: false,
|
||||
Unchange: true,
|
||||
}
|
||||
retContent interface{}
|
||||
err error
|
||||
)
|
||||
reqid, _ := util.RandID()
|
||||
xl := xlog.New().AppendPrefix("reqid: " + reqid)
|
||||
ctx := xlog.NewContext(context.Background(), xl)
|
||||
ctx = NewReqidContext(ctx, reqid)
|
||||
|
||||
for _, p := range m.pingPlugins {
|
||||
res, retContent, err = p.Handle(ctx, OpPing, *content)
|
||||
if err != nil {
|
||||
xl.Warn("send NewWorkConn request to plugin [%s] error: %v", p.Name(), err)
|
||||
return nil, errors.New("send NewWorkConn request to plugin error")
|
||||
}
|
||||
if res.Reject {
|
||||
return nil, fmt.Errorf("%s", res.RejectReason)
|
||||
}
|
||||
if !res.Unchange {
|
||||
content = retContent.(*NewWorkConnContent)
|
||||
}
|
||||
}
|
||||
return content, nil
|
||||
}
|
||||
|
||||
func (m *Manager) NewUserConn(content *NewUserConnContent) (*NewUserConnContent, error) {
|
||||
if len(m.newUserConnPlugins) == 0 {
|
||||
return content, nil
|
||||
}
|
||||
|
||||
var (
|
||||
res = &Response{
|
||||
Reject: false,
|
||||
Unchange: true,
|
||||
}
|
||||
retContent interface{}
|
||||
err error
|
||||
)
|
||||
reqid, _ := util.RandID()
|
||||
xl := xlog.New().AppendPrefix("reqid: " + reqid)
|
||||
ctx := xlog.NewContext(context.Background(), xl)
|
||||
ctx = NewReqidContext(ctx, reqid)
|
||||
|
||||
for _, p := range m.newUserConnPlugins {
|
||||
res, retContent, err = p.Handle(ctx, OpNewUserConn, *content)
|
||||
if err != nil {
|
||||
xl.Info("send NewUserConn request to plugin [%s] error: %v", p.Name(), err)
|
||||
return nil, errors.New("send NewUserConn request to plugin error")
|
||||
}
|
||||
if res.Reject {
|
||||
return nil, fmt.Errorf("%s", res.RejectReason)
|
||||
}
|
||||
if !res.Unchange {
|
||||
content = retContent.(*NewUserConnContent)
|
||||
}
|
||||
}
|
||||
return content, nil
|
||||
}
|
||||
35
pkg/plugin/server/plugin.go
Normal file
35
pkg/plugin/server/plugin.go
Normal file
@@ -0,0 +1,35 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"context"
|
||||
)
|
||||
|
||||
const (
|
||||
APIVersion = "0.1.0"
|
||||
|
||||
OpLogin = "Login"
|
||||
OpNewProxy = "NewProxy"
|
||||
OpPing = "Ping"
|
||||
OpNewWorkConn = "NewWorkConn"
|
||||
OpNewUserConn = "NewUserConn"
|
||||
)
|
||||
|
||||
type Plugin interface {
|
||||
Name() string
|
||||
IsSupport(op string) bool
|
||||
Handle(ctx context.Context, op string, content interface{}) (res *Response, retContent interface{}, err error)
|
||||
}
|
||||
34
pkg/plugin/server/tracer.go
Normal file
34
pkg/plugin/server/tracer.go
Normal file
@@ -0,0 +1,34 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"context"
|
||||
)
|
||||
|
||||
type key int
|
||||
|
||||
const (
|
||||
reqidKey key = 0
|
||||
)
|
||||
|
||||
func NewReqidContext(ctx context.Context, reqid string) context.Context {
|
||||
return context.WithValue(ctx, reqidKey, reqid)
|
||||
}
|
||||
|
||||
func GetReqidFromContext(ctx context.Context) string {
|
||||
ret, _ := ctx.Value(reqidKey).(string)
|
||||
return ret
|
||||
}
|
||||
64
pkg/plugin/server/types.go
Normal file
64
pkg/plugin/server/types.go
Normal file
@@ -0,0 +1,64 @@
|
||||
// Copyright 2019 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.
|
||||
|
||||
package plugin
|
||||
|
||||
import (
|
||||
"github.com/fatedier/frp/pkg/msg"
|
||||
)
|
||||
|
||||
type Request struct {
|
||||
Version string `json:"version"`
|
||||
Op string `json:"op"`
|
||||
Content interface{} `json:"content"`
|
||||
}
|
||||
|
||||
type Response struct {
|
||||
Reject bool `json:"reject"`
|
||||
RejectReason string `json:"reject_reason"`
|
||||
Unchange bool `json:"unchange"`
|
||||
Content interface{} `json:"content"`
|
||||
}
|
||||
|
||||
type LoginContent struct {
|
||||
msg.Login
|
||||
}
|
||||
|
||||
type UserInfo struct {
|
||||
User string `json:"user"`
|
||||
Metas map[string]string `json:"metas"`
|
||||
RunID string `json:"run_id"`
|
||||
}
|
||||
|
||||
type NewProxyContent struct {
|
||||
User UserInfo `json:"user"`
|
||||
msg.NewProxy
|
||||
}
|
||||
|
||||
type PingContent struct {
|
||||
User UserInfo `json:"user"`
|
||||
msg.Ping
|
||||
}
|
||||
|
||||
type NewWorkConnContent struct {
|
||||
User UserInfo `json:"user"`
|
||||
msg.NewWorkConn
|
||||
}
|
||||
|
||||
type NewUserConnContent struct {
|
||||
User UserInfo `json:"user"`
|
||||
ProxyName string `json:"proxy_name"`
|
||||
ProxyType string `json:"proxy_type"`
|
||||
RemoteAddr string `json:"remote_addr"`
|
||||
}
|
||||
Reference in New Issue
Block a user