A set of Neutron drivers for the VMware NSX.
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#!/usr/bin/env python
# Copyright 2015 VMware Inc
# All Rights Reserved
# 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.
Purpose: Configure edge resource limits
python nsxv_edge_resources.py --vsm-ip <nsx-manager-ip>
--username <nsx-manager-username>
--password <nsx-manager-password>
import base64
import optparse
import xml.etree.ElementTree as et
from oslo_serialization import jsonutils
import requests
import six
class NSXClient(object):
def __init__(self, host, username, password, *args, **kwargs):
self._host = host
self._username = username
self._password = password
def _get_headers(self, format):
auth_cred = self._username + ":" + self._password
auth = base64.b64encode(auth_cred)
headers = {}
headers['Authorization'] = "Basic %s" % auth
headers['Content-Type'] = "application/%s" % format
headers['Accept'] = "application/%s" % format
return headers
def _get_url(self, uri):
return 'https://%s/%s' % (self._host, uri)
def _get(self, format, uri):
headers = self._get_headers(format)
url = self._get_url(uri)
response = requests.get(url, headers=headers,
return response
def _put(self, format, uri, data):
headers = self._get_headers(format)
url = self._get_url(uri)
response = requests.put(url, headers=headers,
verify=False, data=data)
return response
def _get_tuning_configuration(self):
response = self._get("json",
return jsonutils.loads(response.text)
def configure_reservations(self):
config = self._get_tuning_configuration()
# NSX only receive XML format for the resource allocation update
tuning = et.Element('tuningConfiguration')
for opt, val in six.iteritems(config):
child = et.Element(opt)
if (opt == 'edgeVCpuReservationPercentage' or
opt == 'edgeMemoryReservationPercentage'):
child.text = '0'
elif opt == 'megaHertzPerVCpu':
child.text = '1500'
child.text = str(val)
print("Edge resource limits set")
if __name__ == "__main__":
parser = optparse.OptionParser()
parser.add_option("--vsm-ip", dest="vsm_ip", help="NSX Manager IP address")
parser.add_option("-u", "--username", default="admin", dest="username",
help="NSX Manager username")
parser.add_option("-p", "--password", default="default", dest="password",
help="NSX Manager password")
(options, args) = parser.parse_args()
print("vsm-ip: %s" % options.vsm_ip)
print("username: %s" % options.username)
print("password: %s" % options.password)
nsx_client = NSXClient(options.vsm_ip, options.username,