def posix_shell(chan, port):
import select
oldtty = termios.tcgetattr(sys.stdin)
s_in = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s_in.bind(('', port))
try:
tty.setraw(sys.stdin.fileno())
tty.setcbreak(sys.stdin.fileno())
chan.settimeout(0.0)
while True:
r, w, e = select.select([chan, sys.stdin, s_in], [], [])
if chan in r:
try:
x = u(chan.recv(1024))
if len(x) == 0:
s_in.close()
sys.stdout.write('\r\n*** EOF\r\n')
break
# encode msg in ascii
x = unicodedata.normalize('NFKD', x).encode('ascii', 'ignore')
sys.stdout.write(x)
sys.stdout.flush()
# send back
output_queue.push(x)
except socket.timeout:
pass
if sys.stdin in r:
x = sys.stdin.read(1)
if len(x) == 0:
break
chan.send(x)
if s_in in r:
data, addr = s_in.recvfrom(1024)
chan.send(data)
finally:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, oldtty)
# paramiko.util.log_to_file('demo.log')
port = int(sys.argv[1])
hostname = 'localhost'
username = '******'
password = '******'
sshPort = 22
# now connect
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect((hostname, sshPort))
except Exception as e:
msg = '*** Connect failed: ' + str(e)
output_queue.push(msg)
print(msg)
traceback.print_exc()
sys.exit(1)
try:
t = paramiko.Transport(sock)
try:
t.start_client()
except paramiko.SSHException:
msg = '*** SSH negotiation failed.'
output_queue.push(msg)
print(msg)
sys.exit(1)
try:
