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# Copyright 2017 Mirantis, 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
CONF = cfg.CONF
def get_switch_device(switches, switch_info=None,
ngs_mac_address=None):
"""Return switch device by specified identifier.
Returns switch device from switches array that matched with any of
passed identifiers. ngs_mac_address takes precedence over switch_info,
if didn't match any address based on mac fallback to switch_info.
:param switch_info: hostname of the switch or any other switch identifier.
:param ngs_mac_address: Normalized mac address of the switch.
:returns: switch device matches by specified identifier or None.
"""
if ngs_mac_address:
for sw_info, switch in switches.items():
mac_address = switch.ngs_config.get('ngs_mac_address')
if mac_address and mac_address.lower() == ngs_mac_address.lower():
return switch
if switch_info:
return switches.get(switch_info)
def sanitise_config(config):
"""Return a sanitised configuration of a switch device.
:param config: a configuration dict to sanitise.
:returns: a copy of the configuration, with sensitive fields removed.
"""
sanitised_fields = {"password", "ip", "device_type", "username",
"session_log"}
return {
key: "******" if key in sanitised_fields else value
for key, value in config.items()
}
def get_hostname():
"""Helper to allow isolation of CONF.host and plugin loading."""
return CONF.host
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