+ @classmethod
+ def from_node(cls, node, overrides=None, defaults=None):
+ if overrides is None:
+ overrides = {}
+ if defaults is None:
+ defaults = {}
+ params = ChainMap(overrides, node, defaults)
+ return cls(
+ user=params['user'],
+ host=params['ip'],
+ # paramiko doesn't like None default, requires SSH_PORT default
+ port=params.get('ssh_port', SSH_PORT),
+ pkey=params.get('pkey'),
+ key_filename=params.get('key_filename'),
+ password=params.get('password'),
+ name=params.get('name'))
+