mirror of https://github.com/fatedier/frp.git
tcp multiplexing over http connect tunnel
fatedier
5 years ago
committed by
GitHub
parent
0b9124d4fd
commit
1db091b381
@ -0,0 +1,91 @@
|
|||||||
|
// Copyright 2020 guylewin, guy@lewin.co.il
|
||||||
|
//
|
||||||
|
// 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 sub
|
||||||
|
|
||||||
|
import (
|
||||||
|
"fmt"
|
||||||
|
"os"
|
||||||
|
"strings"
|
||||||
|
|
||||||
|
"github.com/spf13/cobra"
|
||||||
|
|
||||||
|
"github.com/fatedier/frp/models/config"
|
||||||
|
"github.com/fatedier/frp/models/consts"
|
||||||
|
)
|
||||||
|
|
||||||
|
func init() {
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&serverAddr, "server_addr", "s", "127.0.0.1:7000", "frp server's address")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&user, "user", "u", "", "user")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&protocol, "protocol", "p", "tcp", "tcp or kcp or websocket")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&token, "token", "t", "", "auth token")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&logLevel, "log_level", "", "info", "log level")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&logFile, "log_file", "", "console", "console or file path")
|
||||||
|
tcpMuxCmd.PersistentFlags().IntVarP(&logMaxDays, "log_max_days", "", 3, "log file reversed days")
|
||||||
|
tcpMuxCmd.PersistentFlags().BoolVarP(&disableLogColor, "disable_log_color", "", false, "disable log color in console")
|
||||||
|
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&proxyName, "proxy_name", "n", "", "proxy name")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&localIp, "local_ip", "i", "127.0.0.1", "local ip")
|
||||||
|
tcpMuxCmd.PersistentFlags().IntVarP(&localPort, "local_port", "l", 0, "local port")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&customDomains, "custom_domain", "d", "", "custom domain")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&subDomain, "sd", "", "", "sub domain")
|
||||||
|
tcpMuxCmd.PersistentFlags().StringVarP(&multiplexer, "mux", "", "", "multiplexer")
|
||||||
|
tcpMuxCmd.PersistentFlags().BoolVarP(&useEncryption, "ue", "", false, "use encryption")
|
||||||
|
tcpMuxCmd.PersistentFlags().BoolVarP(&useCompression, "uc", "", false, "use compression")
|
||||||
|
|
||||||
|
rootCmd.AddCommand(tcpMuxCmd)
|
||||||
|
}
|
||||||
|
|
||||||
|
var tcpMuxCmd = &cobra.Command{
|
||||||
|
Use: "tcpmux",
|
||||||
|
Short: "Run frpc with a single tcpmux proxy",
|
||||||
|
RunE: func(cmd *cobra.Command, args []string) error {
|
||||||
|
clientCfg, err := parseClientCommonCfg(CfgFileTypeCmd, "")
|
||||||
|
if err != nil {
|
||||||
|
fmt.Println(err)
|
||||||
|
os.Exit(1)
|
||||||
|
}
|
||||||
|
|
||||||
|
cfg := &config.TcpMuxProxyConf{}
|
||||||
|
var prefix string
|
||||||
|
if user != "" {
|
||||||
|
prefix = user + "."
|
||||||
|
}
|
||||||
|
cfg.ProxyName = prefix + proxyName
|
||||||
|
cfg.ProxyType = consts.TcpMuxProxy
|
||||||
|
cfg.LocalIp = localIp
|
||||||
|
cfg.LocalPort = localPort
|
||||||
|
cfg.CustomDomains = strings.Split(customDomains, ",")
|
||||||
|
cfg.SubDomain = subDomain
|
||||||
|
cfg.Multiplexer = multiplexer
|
||||||
|
cfg.UseEncryption = useEncryption
|
||||||
|
cfg.UseCompression = useCompression
|
||||||
|
|
||||||
|
err = cfg.CheckForCli()
|
||||||
|
if err != nil {
|
||||||
|
fmt.Println(err)
|
||||||
|
os.Exit(1)
|
||||||
|
}
|
||||||
|
|
||||||
|
proxyConfs := map[string]config.ProxyConf{
|
||||||
|
cfg.ProxyName: cfg,
|
||||||
|
}
|
||||||
|
err = startService(clientCfg, proxyConfs, nil, "")
|
||||||
|
if err != nil {
|
||||||
|
fmt.Println(err)
|
||||||
|
os.Exit(1)
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
},
|
||||||
|
}
|
||||||
@ -0,0 +1,95 @@
|
|||||||
|
// Copyright 2020 guylewin, guy@lewin.co.il
|
||||||
|
//
|
||||||
|
// 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 proxy
|
||||||
|
|
||||||
|
import (
|
||||||
|
"fmt"
|
||||||
|
"strings"
|
||||||
|
|
||||||
|
"github.com/fatedier/frp/models/config"
|
||||||
|
"github.com/fatedier/frp/models/consts"
|
||||||
|
"github.com/fatedier/frp/utils/util"
|
||||||
|
"github.com/fatedier/frp/utils/vhost"
|
||||||
|
)
|
||||||
|
|
||||||
|
type TcpMuxProxy struct {
|
||||||
|
*BaseProxy
|
||||||
|
cfg *config.TcpMuxProxyConf
|
||||||
|
|
||||||
|
realPort int
|
||||||
|
}
|
||||||
|
|
||||||
|
func (pxy *TcpMuxProxy) httpConnectListen(domain string, addrs []string) ([]string, error) {
|
||||||
|
routeConfig := &vhost.VhostRouteConfig{
|
||||||
|
Domain: domain,
|
||||||
|
}
|
||||||
|
l, err := pxy.rc.TcpMuxHttpConnectMuxer.Listen(pxy.ctx, routeConfig)
|
||||||
|
if err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
pxy.xl.Info("tcpmux httpconnect multiplexer listens for host [%s]", routeConfig.Domain)
|
||||||
|
pxy.listeners = append(pxy.listeners, l)
|
||||||
|
return append(addrs, util.CanonicalAddr(routeConfig.Domain, pxy.serverCfg.TcpMuxHttpConnectPort)), nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (pxy *TcpMuxProxy) httpConnectRun() (remoteAddr string, err error) {
|
||||||
|
addrs := make([]string, 0)
|
||||||
|
for _, domain := range pxy.cfg.CustomDomains {
|
||||||
|
if domain == "" {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
|
||||||
|
addrs, err = pxy.httpConnectListen(domain, addrs)
|
||||||
|
if err != nil {
|
||||||
|
return "", err
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if pxy.cfg.SubDomain != "" {
|
||||||
|
addrs, err = pxy.httpConnectListen(pxy.cfg.SubDomain+"."+pxy.serverCfg.SubDomainHost, addrs)
|
||||||
|
if err != nil {
|
||||||
|
return "", err
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pxy.startListenHandler(pxy, HandleUserTcpConnection)
|
||||||
|
remoteAddr = strings.Join(addrs, ",")
|
||||||
|
return remoteAddr, err
|
||||||
|
}
|
||||||
|
|
||||||
|
func (pxy *TcpMuxProxy) Run() (remoteAddr string, err error) {
|
||||||
|
switch pxy.cfg.Multiplexer {
|
||||||
|
case consts.HttpConnectTcpMultiplexer:
|
||||||
|
remoteAddr, err = pxy.httpConnectRun()
|
||||||
|
default:
|
||||||
|
err = fmt.Errorf("unknown multiplexer [%s]", pxy.cfg.Multiplexer)
|
||||||
|
}
|
||||||
|
|
||||||
|
if err != nil {
|
||||||
|
pxy.Close()
|
||||||
|
}
|
||||||
|
return remoteAddr, err
|
||||||
|
}
|
||||||
|
|
||||||
|
func (pxy *TcpMuxProxy) GetConf() config.ProxyConf {
|
||||||
|
return pxy.cfg
|
||||||
|
}
|
||||||
|
|
||||||
|
func (pxy *TcpMuxProxy) Close() {
|
||||||
|
pxy.BaseProxy.Close()
|
||||||
|
if pxy.cfg.Group == "" {
|
||||||
|
pxy.rc.TcpPortManager.Release(pxy.realPort)
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,68 @@
|
|||||||
|
// Copyright 2020 guylewin, guy@lewin.co.il
|
||||||
|
//
|
||||||
|
// 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 tcpmux
|
||||||
|
|
||||||
|
import (
|
||||||
|
"bufio"
|
||||||
|
"fmt"
|
||||||
|
"io"
|
||||||
|
"net"
|
||||||
|
"net/http"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"github.com/fatedier/frp/utils/util"
|
||||||
|
"github.com/fatedier/frp/utils/vhost"
|
||||||
|
)
|
||||||
|
|
||||||
|
type HttpConnectTcpMuxer struct {
|
||||||
|
*vhost.VhostMuxer
|
||||||
|
}
|
||||||
|
|
||||||
|
func NewHttpConnectTcpMuxer(listener net.Listener, timeout time.Duration) (*HttpConnectTcpMuxer, error) {
|
||||||
|
mux, err := vhost.NewVhostMuxer(listener, getHostFromHttpConnect, nil, sendHttpOk, nil, timeout)
|
||||||
|
return &HttpConnectTcpMuxer{mux}, err
|
||||||
|
}
|
||||||
|
|
||||||
|
func readHttpConnectRequest(rd io.Reader) (host string, err error) {
|
||||||
|
bufioReader := bufio.NewReader(rd)
|
||||||
|
|
||||||
|
req, err := http.ReadRequest(bufioReader)
|
||||||
|
if err != nil {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
if req.Method != "CONNECT" {
|
||||||
|
err = fmt.Errorf("connections to tcp vhost must be of method CONNECT")
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
host = util.GetHostFromAddr(req.Host)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
func sendHttpOk(c net.Conn) error {
|
||||||
|
return util.OkResponse().Write(c)
|
||||||
|
}
|
||||||
|
|
||||||
|
func getHostFromHttpConnect(c net.Conn) (_ net.Conn, _ map[string]string, err error) {
|
||||||
|
reqInfoMap := make(map[string]string, 0)
|
||||||
|
host, err := readHttpConnectRequest(c)
|
||||||
|
if err != nil {
|
||||||
|
return nil, reqInfoMap, err
|
||||||
|
}
|
||||||
|
reqInfoMap["Host"] = host
|
||||||
|
reqInfoMap["Scheme"] = "tcp"
|
||||||
|
return c, reqInfoMap, nil
|
||||||
|
}
|
||||||
@ -0,0 +1,44 @@
|
|||||||
|
// Copyright 2020 guylewin, guy@lewin.co.il
|
||||||
|
//
|
||||||
|
// 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 util
|
||||||
|
|
||||||
|
import (
|
||||||
|
"net/http"
|
||||||
|
"strings"
|
||||||
|
)
|
||||||
|
|
||||||
|
func OkResponse() *http.Response {
|
||||||
|
header := make(http.Header)
|
||||||
|
|
||||||
|
res := &http.Response{
|
||||||
|
Status: "OK",
|
||||||
|
StatusCode: 200,
|
||||||
|
Proto: "HTTP/1.1",
|
||||||
|
ProtoMajor: 1,
|
||||||
|
ProtoMinor: 1,
|
||||||
|
Header: header,
|
||||||
|
}
|
||||||
|
return res
|
||||||
|
}
|
||||||
|
|
||||||
|
func GetHostFromAddr(addr string) (host string) {
|
||||||
|
strs := strings.Split(addr, ":")
|
||||||
|
if len(strs) > 1 {
|
||||||
|
host = strs[0]
|
||||||
|
} else {
|
||||||
|
host = addr
|
||||||
|
}
|
||||||
|
return
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue