app.go
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app.go
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	package sshhop

	import (
	"flag"
	"log"
	"golang.org/x/crypto/ssh"
	"io/ioutil"
	)


	func(c *Client) Start(){

	//The intermediary server for port binding
	serverHostname := flag.String("server", "alpine.cse.unr.edu", "Intermediate Server")
	username := flag.String("username", "user", "Username")
	privKey := flag.String("privkey", "/nfs/home/user/.ssh/id_rsa", "Private Key")

	var endpoints EndpointsFlag
	flag.Var(&endpoints,"endpoints", "Local and remote endpoints")
	flag.Parse()

	if len(endpoints) < 1 {
	log.Printf("No endpoints defined: %d\n", len(endpoints))

	endpoints = make(EndpointsFlag, 0)
	endpoints = append(endpoints, "www.cse.unr.edu:22")
	endpoints = append(endpoints, "www.cse.unr.edu:22")
	endpoints = append(endpoints, "www.cse.unr.edu:22")
	}


	// 27013
	serverEndpoint := &Endpoint{
	Host: *serverHostname,
	Port: 22,
	}

	key, err := ioutil.ReadFile(*privKey)
	if err != nil {
	log.Fatalf("Unable to read private key: %v", err)
	}


	// Create the Signer for this private key.
	signer, err := ssh.ParsePrivateKey(key)
	if err != nil {
	log.Fatalf("unable to parse private key: %v", err)
	}

	sshConfig := &ssh.ClientConfig{
	User: *username,
	HostKeyCallback: KeyPrint,
	Auth: []ssh.AuthMethod{
	ssh.PublicKeys(signer),
	},
	}

	tunnel := &SSHtunnel{
	Config: sshConfig,
	Server: serverEndpoint,
	Remote: endpoints,
	}

	tunnel.Start()
	}