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# Copyright (c) 2019 Cisco and/or its affiliates.
# 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.
"""DHCP utilities for VPP."""
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
class DhcpProxy(object):
"""DHCP Proxy utilities."""
@staticmethod
def vpp_get_dhcp_proxy(node, ip_version):
"""Retrieve DHCP relay configuration.
:param node: VPP node.
:param ip_version: IP protocol version: ipv4 or ipv6.
:type node: dict
:type ip_version: str
:returns: DHCP relay data.
:rtype: list
"""
cmd = 'dhcp_proxy_dump'
args = dict(is_ip6=1 if ip_version == 'ipv6' else 0)
err_msg = 'Failed to get DHCP proxy dump on host {host}'.format(
host=node['host'])
with PapiSocketExecutor(node) as papi_exec:
details = papi_exec.add(cmd, **args).get_details(err_msg)
return details
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