use std::net::TcpStream;
use std::io::Write;
use std::io::Read;
use std::fs::File;
use ssh2::Session;
use std::path::Path;


fn main() {

    let tcp = TcpStream::connect("127.0.0.1:22").unwrap();
    let mut sess = Session::new().unwrap();
sess.set_tcp_stream(tcp);
sess.handshake().unwrap();
sess.userauth_password("user", "pass").unwrap();
     
     let sftp = sess.sftp().unwrap();
     let mut local_file = File::open("/tmp/test.txt").expect("no file found");  
     let mut buffer:Vec<u8> = Vec::new();
     let _ :u64 = local_file.read_to_end(&mut buffer).unwrap().try_into().unwrap();

sftp.create(&Path::new("/tmp/file.json"))
    .unwrap()
    .write_all(&buffer)
    .unwrap();
}