gotunnelserver/tunnelclient/main.go

88 lines
2.4 KiB
Go

package main
import (
"log"
"os"
"strconv"
"git.pyer.club/kingecg/command"
"git.pyer.club/kingecg/gotunnelserver/client"
"git.pyer.club/kingecg/gotunnelserver/server"
"git.pyer.club/kingecg/gotunnelserver/util"
)
type TunnelClient struct {
TargetSession string `flag_default:"" flag_usage:"target session id"`
Username string `flag_default:"tcclient" flag_usage:"username for tunnel server"`
Salt string `flag_default:"" flag_usage:"salt for tunnel server"`
Address string `flag_default:"ws://127.0.0.1:8080" flag_usage:"address for tunnel server"`
Host string `flag_default:"127.0.0.1" flag_usage:"host to proxy to"`
Port int `flag_default:"22" flag_usage:"port to proxy to"`
LocalPort int `flag_default:"0" flag_usage:"local port to accept connection from"`
LocalHost string `flag_default:"127.0.0.1" flag_usage:"local host to accept connection from"`
}
var (
cmdClient *client.CommandClient
dataEp *client.DataEndPoint
)
func main() {
cargs := new(TunnelClient)
v, _ := command.NewFVSet(cargs)
err := command.Parse(os.Args[1:], v)
if err != nil {
os.Exit(0)
return
}
if cargs.TargetSession == "" {
log.Fatal("Must set target session to connect to")
return
}
clientConfig := &client.ClientConfig{
Username: cargs.Username,
Salt: cargs.Salt,
Address: cargs.Address,
}
cmdClient = client.NewClient(clientConfig)
cmdClient.Once(util.CmdTypeMap[util.ConnectInited], func(args ...interface{}) {
playload, _ := args[0].(map[string]string)
sessionId := playload["sessionId"]
dataEp = client.NewDataEndPoint(cmdClient, sessionId)
dataEp.Host = cargs.LocalHost
dataEp.Port = cargs.LocalPort
go dataEp.Connect()
})
cmdClient.On(util.CmdTypeMap[util.NewSession], func(args ...interface{}) {
cmdClient.Send(&server.Command{
Type: util.NewConnection,
Payload: map[string]string{
"target": cargs.TargetSession,
"host": cargs.Host,
"port": strconv.Itoa(cargs.Port),
},
})
})
cmdClient.Once(util.CmdTypeMap[util.ConnectionReady], func(args ...interface{}) {
go dataEp.Listen()
log.Println("connection ready")
})
cmdClient.On(util.CmdTypeMap[util.ErrorCmd], func(args ...interface{}) {
playload, _ := args[0].(map[string]string)
log.Println("error:", playload["error"])
os.Exit(1)
})
defer func() {
if r := recover(); r != nil {
log.Println(r)
return
}
}()
cmdClient.Start()
}