def verify(self, otp, for_time=None):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
"""
if for_time is None:
for_time = datetime.datetime.now()
return utils.strings_equal(unicode(otp), unicode(self.at(for_time))) + \
utils.strings_equal(unicode(otp), unicode(self.at(for_time+datetime.timedelta(0,30)))) \
>= 1
def verify(self, otp, for_time=None, valid_window=0):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
@param [Integer] valid_window extends the validity to this many counter ticks before and after the current one
"""
if for_time is None:
for_time = datetime.datetime.now()
if valid_window:
for i in range(-valid_window, valid_window + 1):
if utils.strings_equal(str(otp), str(self.at(for_time, i))):
return True
return False
return utils.strings_equal(str(otp), str(self.at(for_time)))
def verify(self, otp, counter):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
@param [Integer] counter the counter of the OTP
"""
return utils.strings_equal(str(otp), str(self.at(counter)))
def verify(self, otp, for_time=None, valid_window=0):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
@param [Integer] valid_window extends the validity to this many counter ticks before and after the current one
"""
if for_time is None:
for_time = datetime.datetime.now()
if valid_window:
for i in range(-valid_window, valid_window + 1):
if utils.strings_equal(str(otp), str(self.at(for_time, i))):
return True
return False
return utils.strings_equal(str(otp), str(self.at(for_time)))
def verify(self, otp, counter):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
@param [Integer] counter the counter of the OTP
"""
return utils.strings_equal(unicode(otp), unicode(self.at(counter)))
def verify(self, otp, for_time=None):
"""
Verifies the OTP passed in against the current time OTP
@param [String/Integer] otp the OTP to check against
"""
if for_time is None:
for_time = datetime.datetime.now()
return utils.strings_equal(str(otp), str(self.at(for_time)))
def check_totp_code(self, code):
totp = pyotp.TOTP(self.totp_key)
now_timecode = totp.timecode(timezone.now())
min_timecode = max(self.last_totp_timecode + 1, now_timecode - settings.DMOJ_TOTP_TOLERANCE_HALF_MINUTES)
for timecode in range(min_timecode, now_timecode + settings.DMOJ_TOTP_TOLERANCE_HALF_MINUTES + 1):
if strings_equal(code, totp.generate_otp(timecode)):
self.last_totp_timecode = timecode
self.save(update_fields=['last_totp_timecode'])
return True
return False
def verify_former(self, otp, for_time=None, valid_window=0):
"""
Verifies the OTP passed in against the current and former time OTP
@return [Integer] the OTP as an integer
"""
if for_time is None:
for_time = datetime.datetime.now()
for_time_former = (for_time - datetime.timedelta(seconds=30))
for_time_former = time.mktime(for_time_former.timetuple())
if valid_window:
for i in range(-valid_window, valid_window + 1):
if utils.strings_equal(str(otp), str(self.at(for_time, i))) or \
utils.strings_equal(str(otp), str(self.at(for_time_former, i))):
return True
return False
return utils.strings_equal(str(otp), str(self.at(for_time))) or \
utils.strings_equal(str(otp), str(self.at(for_time_former)))
def verify_former(self, otp, for_time=None, valid_window=0):
"""
Verifies the OTP passed in against the current and former time OTP
@return [Integer] the OTP as an integer
"""
if for_time is None:
for_time = datetime.datetime.now()
for_time_former = (for_time - datetime.timedelta(seconds=30))
for_time_former = time.mktime(for_time_former.timetuple())
if valid_window:
for i in range(-valid_window, valid_window + 1):
if utils.strings_equal(str(otp), str(self.at(for_time, i))) or \
utils.strings_equal(str(otp), str(self.at(for_time_former, i))):
return True
return False
return utils.strings_equal(str(otp), str(self.at(for_time))) or \
utils.strings_equal(str(otp), str(self.at(for_time_former)))
def verify_token(secret_key, token):
"""Validates token considering past tokens"""
if not token:
return False
totp = pyotp.totp.TOTP(secret_key)
for_time = datetime.datetime.now()
for i in range(-config.two_factor_valid_past_tokens_count, 1):
if strings_equal(str(token), str(totp.at(for_time, i))):
return True
return False
