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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Copyright (c) 2017 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.
#
import logging
import os
from netmodel.model.type import Double, String, Self
from vicn.core.address_mgr import AddressManager
from vicn.core.attribute import Attribute
from vicn.core.resource import Resource
log = logging.getLogger(__name__)
DEFAULT_USERNAME = 'root'
DEFAULT_SSH_PRIVATE_KEY = os.path.expanduser(os.path.join(
'~', '.vicn', 'ssh_client_cert', 'ssh_client_key'))
DEFAULT_SSH_PUBLIC_KEY = os.path.expanduser(os.path.join(
'~', '.vicn', 'ssh_client_cert', 'ssh_client_key.pub'))
class Node(Resource):
"""
Resource: Node
"""
x = Attribute(Double, description = 'X coordinate',
default = 0.0)
y = Attribute(Double, description = 'Y coordinate',
default = 0.0)
category = Attribute(String)
os = Attribute(String, description = 'OS',
default = 'ubuntu',
choices = ['debian', 'ubuntu'])
dist = Attribute(String, description = 'Distribution name',
default = 'xenial',
choices = ['trusty', 'xenial', 'sid'])
arch = Attribute(String, description = 'Architecture',
default = 'amd64',
choices = ['amd64'])
node_with_kernel = Attribute(Self,
description = 'Node on which the kernel sits',
ro = True)
#---------------------------------------------------------------------------
# Constructor and Accessors
#---------------------------------------------------------------------------
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._management_interface = None
#---------------------------------------------------------------------------
# Public API
#---------------------------------------------------------------------------
@property
def management_interface(self):
if not self._management_interface:
raise Exception("No management interface has been defined")
return self._management_interface
def execute(self, command, output = False, as_root = False):
raise NotImplementedError
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