def tty_entry(tty_name, prompt):
# Copied from https://github.com/python/cpython/blob/3.6/Lib/getpass.py
# Make tty configurable, derive defaults from None
tty_name = tty_name or '/dev/tty'
stream = None
passwd = None
with contextlib.ExitStack() as stack:
try:
# Always try reading and writing directly on the tty first.
fd = os.open(tty_name, os.O_RDWR | os.O_NOCTTY)
tty = io.FileIO(fd, 'w+')
stack.enter_context(tty)
input = io.TextIOWrapper(tty)
stack.enter_context(input)
if not stream:
stream = input
except OSError as e:
# If that fails, see if stdin can be controlled.
stack.close()
try:
fd = sys.stdin.fileno()
except (AttributeError, ValueError):
fd = None
passwd = fallback_getpass(prompt, stream)
input = sys.stdin
if not stream:
stream = sys.stderr
if fd is not None:
try:
old = termios.tcgetattr(fd) # a copy to save
new = old[:]
new[3] &= ~termios.ECHO # 3 == 'lflags'
tcsetattr_flags = termios.TCSAFLUSH
if hasattr(termios, 'TCSASOFT'):
tcsetattr_flags |= termios.TCSASOFT
try:
termios.tcsetattr(fd, tcsetattr_flags, new)
passwd = _raw_input(prompt, stream, input=input)
finally:
termios.tcsetattr(fd, tcsetattr_flags, old)
stream.flush() # issue7208
except termios.error:
if passwd is not None:
# _raw_input succeeded. The final tcsetattr failed. Reraise # noqa
# instead of leaving the terminal in an unknown state.
raise
# We can't control the tty or stdin. Give up and use normal IO. # noqa
# fallback_getpass() raises an appropriate warning.
if stream is not input:
# clean up unused file objects before blocking
stack.close()
passwd = fallback_getpass(prompt, stream)
stream.write('\n')
return passwd
def os_getpass(prompt, stream=None):
"""Prompt for password with echo off, using Windows getch()."""
if sys.stdin is not sys.__stdin__:
return getpass.fallback_getpass(prompt, stream)
for c in prompt:
msvcrt.putch(c)
pw = ""
while True:
c = msvcrt.getch()
if c == '\r' or c == '\n':
break
if c == '\003':
raise KeyboardInterrupt
if c == '\b':
if pw == '':
pass
else:
pw = pw[:-1]
msvcrt.putch('\b')
msvcrt.putch(" ")
msvcrt.putch('\b')
else:
pw = pw + c
msvcrt.putch("*")
msvcrt.putch('\r')
msvcrt.putch('\n')
return pw
def __entry_to_fs(self):
is_exists = False
while not is_exists:
login = None
password = None
try:
login = input('Login: '******'Password: '******'Bye!')
exit(0)
hash_pass = hashlib.md5(password.encode('utf-8')).hexdigest()
is_exists, user = self.__login(login, hash_pass)
if not is_exists:
self.write_out('Not valid pair login,password, please try again')
current_dir = self.__set_default_directory(user)
self.__session = Session(user, current_dir)
def os_getpass(prompt, stream=None):
"""Prompt for password with echo off, using Windows getch()."""
if sys.stdin is not sys.__stdin__:
return getpass.fallback_getpass(prompt, stream)
for c in prompt:
msvcrt.putch(c)
pw = ""
while True:
c = msvcrt.getch()
if c == '\r' or c == '\n':
break
if c == '\003':
raise KeyboardInterrupt
if c == '\b':
if pw == '':
pass
else:
pw = pw[:-1]
msvcrt.putch('\b')
msvcrt.putch(" ")
msvcrt.putch('\b')
else:
pw = pw + c
msvcrt.putch("*")
msvcrt.putch('\r')
msvcrt.putch('\n')
return pw
def get_password(message_text):
import getpass
# running under PyCharm or not
if 'PYCHARM_HOSTED' in os.environ:
return getpass.fallback_getpass(message_text)
else:
return getpass.getpass(message_text)
def update_event(self, inp=-1):
self.set_output_val(
0, getpass.fallback_getpass(self.input(0), self.input(1)))
