def makeVerifier(username, password, bits):
"""Create a verifier entry which can be stored in a VerifierDB.
:type username: str
:param username: The username for this verifier. Must be less
than 256 characters in length.
:type password: str
:param password: The password for this verifier.
:type bits: int
:param bits: This values specifies which SRP group parameters
to use. It must be one of (1024, 1536, 2048, 3072, 4096, 6144,
8192). Larger values are more secure but slower. 2048 is a
good compromise between safety and speed.
:rtype: tuple
:returns: A tuple which may be stored in a VerifierDB.
"""
if isinstance(username, str):
usernameBytes = bytearray(username, "utf-8")
else:
usernameBytes = bytearray(username)
if isinstance(password, str):
passwordBytes = bytearray(password, "utf-8")
else:
passwordBytes = bytearray(password)
return mathtls.makeVerifier(usernameBytes, passwordBytes, bits)
def makeVerifier(username, password, bits):
"""Create a verifier entry which can be stored in a VerifierDB.
@type username: str
@param username: The username for this verifier. Must be less
than 256 characters in length.
@type password: str
@param password: The password for this verifier.
@type bits: int
@param bits: This values specifies which SRP group parameters
to use. It must be one of (1024, 1536, 2048, 3072, 4096, 6144,
8192). Larger values are more secure but slower. 2048 is a
good compromise between safety and speed.
@rtype: tuple
@return: A tuple which may be stored in a VerifierDB.
"""
if isinstance(username, str):
usernameBytes = bytearray(username, "utf-8")
else:
usernameBytes = bytearray(username)
if isinstance(password, str):
passwordBytes = bytearray(password, "utf-8")
else:
passwordBytes = bytearray(password)
return mathtls.makeVerifier(usernameBytes, passwordBytes, bits)
def set_from_password(self, password, srp_group=1024):
self.srp_group = srp_group
N, g, s, v = mathtls.makeVerifier(self.user.username,
password,
self.srp_group)
self.srpN = b64encode(mathtls.numberToString(N))
self.srpg = str(g)
self.verifier = b64encode(mathtls.numberToString(v))
self.salt = b64encode(s)
def makeVerifier(username, password, bits):
"""Create a verifier entry which can be stored in a VerifierDB.
@type username: str
@param username: The username for this verifier. Must be less
than 256 characters in length.
@type password: str
@param password: The password for this verifier.
@type bits: int
@param bits: This values specifies which SRP group parameters
to use. It must be one of (1024, 1536, 2048, 3072, 4096, 6144,
8192). Larger values are more secure but slower. 2048 is a
good compromise between safety and speed.
@rtype: tuple
@return: A tuple which may be stored in a VerifierDB.
"""
return mathtls.makeVerifier(username, password, bits)
