fix metadata

dialer/ssh/metadata.go

@@ -2,8 +2,6 @@ package ssh
 
 import (
 	"io/ioutil"
-	"net/url"
-	"strings"
 	"time"
 
 	mdata "github.com/go-gost/core/metadata"
@@ -13,27 +11,16 @@ import (
 
 type metadata struct {
 	handshakeTimeout time.Duration
-	user             *url.Userinfo
 	signer           ssh.Signer
 }
 
 func (d *sshDialer) parseMetadata(md mdata.Metadata) (err error) {
 	const (
 		handshakeTimeout = "handshakeTimeout"
-		user             = "user"
 		privateKeyFile   = "privateKeyFile"
 		passphrase       = "passphrase"
 	)
 
-	if v := mdx.GetString(md, user); v != "" {
-		ss := strings.SplitN(v, ":", 2)
-		if len(ss) == 1 {
-			d.md.user = url.User(ss[0])
-		} else {
-			d.md.user = url.UserPassword(ss[0], ss[1])
-		}
-	}
-
 	if key := mdx.GetString(md, privateKeyFile); key != "" {
 		data, err := ioutil.ReadFile(key)
 		if err != nil {