restructuring.

cmd/tcpserver/sshserver.go

@@ -24,14 +24,14 @@ func SftpHandler(sess ssh.Session) {
 		serverOptions...,
 	)
 	if err != nil {
-		log.Printf("sftp server init error: %s\n", err)
+		log.Printf("sftp tcpserver init error: %s\n", err)
 		return
 	}
 	if err := server.Serve(); err == io.EOF {
 		server.Close()
 		fmt.Println("sftp client exited session.")
 	} else if err != nil {
-		fmt.Println("sftp server completed with error:", err)
+		fmt.Println("sftp tcpserver completed with error:", err)
 	}
 }
 
@@ -71,11 +71,11 @@ func main() {
 		}
 	})
 
-	log.Println("starting ssh server on port 2222...")
+	log.Println("starting ssh tcpserver on port 2222...")
 	server := ssh.Server{
 		Addr:            ":2222",
 		PasswordHandler: passwordAuth,
-                SubsystemHandlers: map[string]ssh.SubsystemHandler{
+		SubsystemHandlers: map[string]ssh.SubsystemHandler{
 			"sftp": SftpHandler,
 		},
 	}