def __init__(self, *, address=None, mac=None, pincode=None, port=None):
"""Initialize a new object. Create key pair.
Must be called with keyword arguments.
"""
self.address = address or util.get_local_address()
self.mac = mac or util.generate_mac()
self.pincode = pincode or util.generate_pincode()
self.port = port or DEFAULT_PORT
self.setup_id = util.generate_setup_id()
self.config_version = DEFAULT_CONFIG_VERSION
self.paired_clients = {}
sk, vk = ed25519.create_keypair()
self.private_key = sk
self.public_key = vk
def setup_id(self):
if not getattr(self, '_setup_id', None):
self._setup_id = util.generate_setup_id()
return self._setup_id
def test_generate_setup_id():
"""Test generate_setup_id."""
assert len(util.generate_setup_id()) == 4