Source code for ironic.console.rfb.auths

# Copyright (c) 2014-2017 Red Hat, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

from oslo_config import cfg

from ironic.common import exception
from ironic.console.rfb import authnone

CONF = cfg.CONF


[docs]class RFBAuthSchemeList(object): AUTH_SCHEME_MAP = { "none": authnone.RFBAuthSchemeNone, } def __init__(self): self.schemes = {} for name in CONF.vnc.novnc_auth_schemes: scheme = self.AUTH_SCHEME_MAP[name]() self.schemes[scheme.security_type()] = scheme
[docs] def find_scheme(self, desired_types): """Find a suitable authentication scheme to use with compute node. Identify which of the ``desired_types`` we can accept. :param desired_types: A list of ints corresponding to the various authentication types supported. """ for security_type in desired_types: if security_type in self.schemes: return self.schemes[security_type] raise exception.RFBAuthNoAvailableScheme( allowed_types=", ".join([str(s) for s in self.schemes.keys()]), desired_types=", ".join([str(s) for s in desired_types]))