frp/cmd/frpc/main.go

306 lines
8.0 KiB
Go
Raw Normal View History

2016-03-14 11:18:24 +08:00
// Copyright 2016 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.
2016-01-27 21:24:36 +08:00
package main
import (
2017-07-13 02:30:25 +08:00
"encoding/base64"
"encoding/json"
2016-03-14 00:48:22 +08:00
"fmt"
2017-07-13 02:30:25 +08:00
"io/ioutil"
"net/http"
2016-01-27 21:24:36 +08:00
"os"
2017-06-27 01:59:30 +08:00
"os/signal"
2016-03-14 00:48:22 +08:00
"strconv"
"strings"
2017-06-27 01:59:30 +08:00
"syscall"
"time"
2016-02-03 18:46:24 +08:00
2016-03-14 00:48:22 +08:00
docopt "github.com/docopt/docopt-go"
2018-01-17 01:09:33 +08:00
"github.com/rodaine/table"
2017-03-09 02:03:47 +08:00
ini "github.com/vaughan0/go-ini"
2016-03-14 00:48:22 +08:00
2017-03-09 02:03:47 +08:00
"github.com/fatedier/frp/client"
"github.com/fatedier/frp/models/config"
"github.com/fatedier/frp/utils/log"
"github.com/fatedier/frp/utils/version"
2016-03-14 00:48:22 +08:00
)
var (
configFile string = "./frpc.ini"
2016-01-27 21:24:36 +08:00
)
2016-03-14 00:48:22 +08:00
var usage string = `frpc is the client of frp
Usage:
frpc [-c config_file] [-L log_file] [--log-level=<log_level>] [--server-addr=<server_addr>]
2018-01-17 01:09:33 +08:00
frpc reload [-c config_file]
frpc status [-c config_file]
2016-06-07 11:15:59 +08:00
frpc -h | --help
frpc -v | --version
2016-03-14 00:48:22 +08:00
Options:
-c config_file set config file
-L log_file set output log file, including console
--log-level=<log_level> set log level: debug, info, warn, error
--server-addr=<server_addr> addr which frps is listening for, example: 0.0.0.0:7000
-h --help show this screen
-v --version show version
2016-03-14 00:48:22 +08:00
`
2016-01-27 21:24:36 +08:00
func main() {
2017-03-09 02:03:47 +08:00
var err error
confFile := "./frpc.ini"
2016-03-14 00:48:22 +08:00
// the configures parsed from file will be replaced by those from command line if exist
args, err := docopt.Parse(usage, nil, true, version.Full(), false)
if args["-c"] != nil {
2017-03-09 02:03:47 +08:00
confFile = args["-c"].(string)
2016-03-14 00:48:22 +08:00
}
2017-03-09 02:03:47 +08:00
conf, err := ini.LoadFile(confFile)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
config.ClientCommonCfg, err = config.LoadClientCommonConf(conf)
2016-01-27 21:24:36 +08:00
if err != nil {
2016-03-14 00:48:22 +08:00
fmt.Println(err)
2017-03-09 02:03:47 +08:00
os.Exit(1)
2016-01-27 21:24:36 +08:00
}
config.ClientCommonCfg.ConfigFile = confFile
2016-01-27 21:24:36 +08:00
2017-07-13 02:30:25 +08:00
// check if reload command
2018-01-17 01:09:33 +08:00
if args["reload"] != nil {
if args["reload"].(bool) {
if err = CmdReload(); err != nil {
2018-02-07 11:39:30 +08:00
fmt.Printf("frpc reload error: %v\n", err)
2017-07-13 02:30:25 +08:00
os.Exit(1)
2018-01-17 01:09:33 +08:00
} else {
fmt.Printf("reload success\n")
os.Exit(0)
2017-07-13 02:30:25 +08:00
}
2018-01-17 01:09:33 +08:00
}
}
2017-07-13 02:30:25 +08:00
2018-01-17 01:09:33 +08:00
// check if status command
if args["status"] != nil {
if args["status"].(bool) {
if err = CmdStatus(); err != nil {
fmt.Printf("frpc get status error: %v\n", err)
2017-07-13 02:30:25 +08:00
os.Exit(1)
} else {
os.Exit(0)
}
}
}
2016-03-14 00:48:22 +08:00
if args["-L"] != nil {
if args["-L"].(string) == "console" {
2017-03-09 02:03:47 +08:00
config.ClientCommonCfg.LogWay = "console"
2016-03-14 00:48:22 +08:00
} else {
2017-03-09 02:03:47 +08:00
config.ClientCommonCfg.LogWay = "file"
config.ClientCommonCfg.LogFile = args["-L"].(string)
2016-03-14 00:48:22 +08:00
}
}
if args["--log-level"] != nil {
2017-03-09 02:03:47 +08:00
config.ClientCommonCfg.LogLevel = args["--log-level"].(string)
2016-03-14 00:48:22 +08:00
}
if args["--server-addr"] != nil {
addr := strings.Split(args["--server-addr"].(string), ":")
if len(addr) != 2 {
fmt.Println("--server-addr format error: example 0.0.0.0:7000")
os.Exit(1)
}
serverPort, err := strconv.ParseInt(addr[1], 10, 64)
if err != nil {
fmt.Println("--server-addr format error, example 0.0.0.0:7000")
os.Exit(1)
}
2017-03-09 02:03:47 +08:00
config.ClientCommonCfg.ServerAddr = addr[0]
config.ClientCommonCfg.ServerPort = int(serverPort)
2016-03-14 00:48:22 +08:00
}
2016-06-07 11:15:59 +08:00
if args["-v"] != nil {
if args["-v"].(bool) {
fmt.Println(version.Full())
os.Exit(0)
}
}
2017-12-05 01:34:33 +08:00
pxyCfgs, visitorCfgs, err := config.LoadProxyConfFromFile(config.ClientCommonCfg.User, conf, config.ClientCommonCfg.Start)
2017-03-09 02:03:47 +08:00
if err != nil {
fmt.Println(err)
os.Exit(1)
2016-01-27 21:24:36 +08:00
}
2017-03-09 02:03:47 +08:00
log.InitLog(config.ClientCommonCfg.LogWay, config.ClientCommonCfg.LogFile,
config.ClientCommonCfg.LogLevel, config.ClientCommonCfg.LogMaxDays)
2016-01-27 21:24:36 +08:00
2017-12-05 01:34:33 +08:00
svr := client.NewService(pxyCfgs, visitorCfgs)
2017-06-27 01:59:30 +08:00
// Capture the exit signal if we use kcp.
if config.ClientCommonCfg.Protocol == "kcp" {
go HandleSignal(svr)
}
2017-03-09 02:03:47 +08:00
err = svr.Run()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
2016-01-27 21:24:36 +08:00
}
2017-06-27 01:59:30 +08:00
func HandleSignal(svr *client.Service) {
ch := make(chan os.Signal)
signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
<-ch
svr.Close()
time.Sleep(250 * time.Millisecond)
os.Exit(0)
}
2018-01-17 01:09:33 +08:00
func CmdReload() error {
if config.ClientCommonCfg.AdminPort == 0 {
return fmt.Errorf("admin_port shoud be set if you want to use reload feature")
}
req, err := http.NewRequest("GET", "http://"+
config.ClientCommonCfg.AdminAddr+":"+fmt.Sprintf("%d", config.ClientCommonCfg.AdminPort)+"/api/reload", nil)
if err != nil {
return err
}
authStr := "Basic " + base64.StdEncoding.EncodeToString([]byte(config.ClientCommonCfg.AdminUser+":"+
config.ClientCommonCfg.AdminPwd))
req.Header.Add("Authorization", authStr)
resp, err := http.DefaultClient.Do(req)
if err != nil {
return err
} else {
if resp.StatusCode != 200 {
return fmt.Errorf("admin api status code [%d]", resp.StatusCode)
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
res := &client.GeneralResponse{}
err = json.Unmarshal(body, &res)
if err != nil {
return fmt.Errorf("unmarshal http response error: %s", strings.TrimSpace(string(body)))
} else if res.Code != 0 {
return fmt.Errorf(res.Msg)
}
}
return nil
}
func CmdStatus() error {
if config.ClientCommonCfg.AdminPort == 0 {
return fmt.Errorf("admin_port shoud be set if you want to get proxy status")
}
req, err := http.NewRequest("GET", "http://"+
config.ClientCommonCfg.AdminAddr+":"+fmt.Sprintf("%d", config.ClientCommonCfg.AdminPort)+"/api/status", nil)
if err != nil {
return err
}
authStr := "Basic " + base64.StdEncoding.EncodeToString([]byte(config.ClientCommonCfg.AdminUser+":"+
config.ClientCommonCfg.AdminPwd))
req.Header.Add("Authorization", authStr)
resp, err := http.DefaultClient.Do(req)
if err != nil {
return err
} else {
if resp.StatusCode != 200 {
return fmt.Errorf("admin api status code [%d]", resp.StatusCode)
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
res := &client.StatusResp{}
err = json.Unmarshal(body, &res)
if err != nil {
return fmt.Errorf("unmarshal http response error: %s", strings.TrimSpace(string(body)))
}
fmt.Println("Proxy Status...")
if len(res.Tcp) > 0 {
fmt.Printf("TCP")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Tcp {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
if len(res.Udp) > 0 {
fmt.Printf("UDP")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Udp {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
if len(res.Http) > 0 {
fmt.Printf("HTTP")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Http {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
if len(res.Https) > 0 {
fmt.Printf("HTTPS")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Https {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
if len(res.Stcp) > 0 {
fmt.Printf("STCP")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Stcp {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
if len(res.Xtcp) > 0 {
fmt.Printf("XTCP")
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range res.Xtcp {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
}
return nil
}