kloudbuster/scale/users.py
AJAY KALAMBUR e391ad79e3 Preliminary version of Kloudbuster
Openstack resources creation

Change-Id: I0d1dfe0c8591a551ebf739aa3e77f67a2f68cd67
2015-03-17 14:21:24 -07:00

109 lines
4.3 KiB
Python

# Copyright 2015 Cisco Systems, 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.
import base_network
from neutronclient.v2_0 import client as neutronclient
from novaclient.client import Client
class User(object):
"""
User class that stores router list
Creates and deletes N routers based on num of routers
"""
def __init__(self, user_name, user_role, tenant_id, tenant_name, keystone_client,
auth_url):
"""
Store all resources
1. Keystone client object
2. Tenant and User information
3. nova and neutron clients
4. router list
"""
self.user_name = user_name
self.keystone_client = keystone_client
self.tenant_id = tenant_id
self.tenant_name = tenant_name
self.user_id = None
self.router_list = []
self.auth_url = auth_url
# Store the neutron and nova client
self.neutron = None
self.nova = None
# Create the user within the given tenant associate
# admin role with user. We need admin role for user
# since we perform VM placement in future
admin_user = self.keystone_client.users.create(name=user_name,
password=user_name,
email="test.com",
tenant_id=tenant_id)
current_role = None
for role in self.keystone_client.roles.list():
if role.name == user_role:
current_role = role
break
self.keystone_client.roles.add_user_role(admin_user, current_role, tenant_id)
self.user_id = admin_user.id
def delete_user(self):
print "Deleting all user resources for user %s" % (self.user_name)
# Delete all user routers
for router in self.router_list:
router.delete_router()
# Finally delete the user
self.keystone_client.users.delete(self.user_id)
def create_user_resources(self, config_scale):
"""
Creates all the User elements associated with a User
1. Creates the routers
2. Creates the neutron and nova client objects
"""
# Create a new neutron client for this User with correct credentials
creden = {}
creden['username'] = self.user_name
creden['password'] = self.user_name
creden['auth_url'] = self.auth_url
creden['tenant_name'] = self.tenant_name
# Create the neutron client to be used for all operations
self.neutron = neutronclient.Client(**creden)
# Create a new nova client for this User with correct credentials
creden_nova = {}
creden_nova['username'] = self.user_name
creden_nova['api_key'] = self.user_name
creden_nova['auth_url'] = self.auth_url
creden_nova['project_id'] = self.tenant_name
creden_nova['version'] = 2
self.nova = Client(**creden_nova)
# Find the external network that routers need to attach to
external_network = base_network.find_external_network(self.neutron)
# Create the required number of routers and append them to router list
print "Creating routers for user %s" % (self.user_name)
for router_count in range(config_scale.routers_per_user):
router_instance = base_network.Router(self.neutron, self.nova, self.user_name)
self.router_list.append(router_instance)
router_name = "kloudbuster_router_" + "_" + str(router_count)
# Create the router and also attach it to external network
router_instance.create_router(router_name, external_network)
# Now create the network resources inside the router
router_instance.create_network_resources(config_scale)