package main

import (
    "bufio"
    "fmt"
    "golang.org/x/crypto/ssh"
    "os"
)

var (
    user = "lab_04_2018"
    password = "XBsdhd63sSD"
    host = "lab.posevin.com:22"
)

//var (
//  user = "lab_15_2018"
//  password = "SDJDFJFiud3"
//  host = "localhost:2015"
//)

func connectToHost() (*ssh.Client, error) {
    sshConfig := &ssh.ClientConfig{
        User: user,
        Auth: []ssh.AuthMethod{ssh.Password(password)},
        HostKeyCallback: ssh.InsecureIgnoreHostKey(),
    }

    client, err := ssh.Dial("tcp", host, sshConfig)
    if err != nil {
        return nil, err
    }
    return client, nil
}


func main() {
    client, err := connectToHost()
    if err != nil {
        panic(err)
    }
    defer client.Close()

    reader := bufio.NewReader(os.Stdin)
    for {
        session, err := client.NewSession()
        if err != nil {
            panic(err)
        }
        defer session.Close()
        cmd, _ := reader.ReadString('\n')
        if cmd == "exit\n" {
            break
        }
        out, err := session.Output(cmd)
        if err != nil {
            panic(err)
        }
        fmt.Print(string(out))
    }
}