mirror of
https://gitee.com/IrisVega/frp.git
synced 2024-11-01 22:31:29 +08:00
306 lines
8.0 KiB
Go
306 lines
8.0 KiB
Go
// Copyright 2016 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 main
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import (
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"encoding/base64"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"os/signal"
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"strconv"
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"strings"
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"syscall"
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"time"
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docopt "github.com/docopt/docopt-go"
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"github.com/rodaine/table"
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ini "github.com/vaughan0/go-ini"
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"github.com/fatedier/frp/client"
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"github.com/fatedier/frp/models/config"
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"github.com/fatedier/frp/utils/log"
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"github.com/fatedier/frp/utils/version"
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)
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var (
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configFile string = "./frpc.ini"
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)
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var usage string = `frpc is the client of frp
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Usage:
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frpc [-c config_file] [-L log_file] [--log-level=<log_level>] [--server-addr=<server_addr>]
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frpc reload [-c config_file]
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frpc status [-c config_file]
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frpc -h | --help
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frpc -v | --version
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Options:
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-c config_file set config file
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-L log_file set output log file, including console
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--log-level=<log_level> set log level: debug, info, warn, error
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--server-addr=<server_addr> addr which frps is listening for, example: 0.0.0.0:7000
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-h --help show this screen
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-v --version show version
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`
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func main() {
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var err error
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confFile := "./frpc.ini"
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// the configures parsed from file will be replaced by those from command line if exist
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args, err := docopt.Parse(usage, nil, true, version.Full(), false)
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if args["-c"] != nil {
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confFile = args["-c"].(string)
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}
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conf, err := ini.LoadFile(confFile)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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config.ClientCommonCfg, err = config.LoadClientCommonConf(conf)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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config.ClientCommonCfg.ConfigFile = confFile
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// check if reload command
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if args["reload"] != nil {
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if args["reload"].(bool) {
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if err = CmdReload(); err != nil {
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fmt.Printf("frps reload error: %v\n", err)
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os.Exit(1)
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} else {
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fmt.Printf("reload success\n")
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os.Exit(0)
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}
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}
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}
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// check if status command
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if args["status"] != nil {
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if args["status"].(bool) {
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if err = CmdStatus(); err != nil {
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fmt.Printf("frps get status error: %v\n", err)
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os.Exit(1)
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} else {
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os.Exit(0)
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}
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}
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}
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if args["-L"] != nil {
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if args["-L"].(string) == "console" {
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config.ClientCommonCfg.LogWay = "console"
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} else {
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config.ClientCommonCfg.LogWay = "file"
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config.ClientCommonCfg.LogFile = args["-L"].(string)
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}
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}
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if args["--log-level"] != nil {
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config.ClientCommonCfg.LogLevel = args["--log-level"].(string)
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}
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if args["--server-addr"] != nil {
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addr := strings.Split(args["--server-addr"].(string), ":")
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if len(addr) != 2 {
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fmt.Println("--server-addr format error: example 0.0.0.0:7000")
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os.Exit(1)
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}
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serverPort, err := strconv.ParseInt(addr[1], 10, 64)
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if err != nil {
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fmt.Println("--server-addr format error, example 0.0.0.0:7000")
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os.Exit(1)
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}
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config.ClientCommonCfg.ServerAddr = addr[0]
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config.ClientCommonCfg.ServerPort = int(serverPort)
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}
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if args["-v"] != nil {
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if args["-v"].(bool) {
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fmt.Println(version.Full())
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os.Exit(0)
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}
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}
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pxyCfgs, visitorCfgs, err := config.LoadProxyConfFromFile(config.ClientCommonCfg.User, conf, config.ClientCommonCfg.Start)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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log.InitLog(config.ClientCommonCfg.LogWay, config.ClientCommonCfg.LogFile,
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config.ClientCommonCfg.LogLevel, config.ClientCommonCfg.LogMaxDays)
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svr := client.NewService(pxyCfgs, visitorCfgs)
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// Capture the exit signal if we use kcp.
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if config.ClientCommonCfg.Protocol == "kcp" {
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go HandleSignal(svr)
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}
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err = svr.Run()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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func HandleSignal(svr *client.Service) {
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ch := make(chan os.Signal)
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signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
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<-ch
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svr.Close()
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time.Sleep(250 * time.Millisecond)
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os.Exit(0)
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}
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func CmdReload() error {
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if config.ClientCommonCfg.AdminPort == 0 {
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return fmt.Errorf("admin_port shoud be set if you want to use reload feature")
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}
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req, err := http.NewRequest("GET", "http://"+
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config.ClientCommonCfg.AdminAddr+":"+fmt.Sprintf("%d", config.ClientCommonCfg.AdminPort)+"/api/reload", nil)
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if err != nil {
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return err
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}
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authStr := "Basic " + base64.StdEncoding.EncodeToString([]byte(config.ClientCommonCfg.AdminUser+":"+
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config.ClientCommonCfg.AdminPwd))
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req.Header.Add("Authorization", authStr)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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} else {
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if resp.StatusCode != 200 {
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return fmt.Errorf("admin api status code [%d]", resp.StatusCode)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return err
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}
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res := &client.GeneralResponse{}
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err = json.Unmarshal(body, &res)
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if err != nil {
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return fmt.Errorf("unmarshal http response error: %s", strings.TrimSpace(string(body)))
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} else if res.Code != 0 {
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return fmt.Errorf(res.Msg)
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}
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}
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return nil
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}
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func CmdStatus() error {
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if config.ClientCommonCfg.AdminPort == 0 {
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return fmt.Errorf("admin_port shoud be set if you want to get proxy status")
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}
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req, err := http.NewRequest("GET", "http://"+
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config.ClientCommonCfg.AdminAddr+":"+fmt.Sprintf("%d", config.ClientCommonCfg.AdminPort)+"/api/status", nil)
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if err != nil {
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return err
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}
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authStr := "Basic " + base64.StdEncoding.EncodeToString([]byte(config.ClientCommonCfg.AdminUser+":"+
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config.ClientCommonCfg.AdminPwd))
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req.Header.Add("Authorization", authStr)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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} else {
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if resp.StatusCode != 200 {
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return fmt.Errorf("admin api status code [%d]", resp.StatusCode)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return err
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}
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res := &client.StatusResp{}
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err = json.Unmarshal(body, &res)
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if err != nil {
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return fmt.Errorf("unmarshal http response error: %s", strings.TrimSpace(string(body)))
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}
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fmt.Println("Proxy Status...")
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if len(res.Tcp) > 0 {
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fmt.Printf("TCP")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Tcp {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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if len(res.Udp) > 0 {
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fmt.Printf("UDP")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Udp {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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if len(res.Http) > 0 {
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fmt.Printf("HTTP")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Http {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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if len(res.Https) > 0 {
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fmt.Printf("HTTPS")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Https {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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if len(res.Stcp) > 0 {
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fmt.Printf("STCP")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Stcp {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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if len(res.Xtcp) > 0 {
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fmt.Printf("XTCP")
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tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
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for _, ps := range res.Xtcp {
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tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
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}
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tbl.Print()
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fmt.Println("")
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}
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}
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return nil
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}
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