vmware-nsx/quantum/plugins/nicira/nicira_nvp_plugin/nvp_cluster.py

191 lines
6.7 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 Nicira, 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.
#
# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
import re
from quantum.api.v2 import attributes
from quantum.openstack.common import log as logging
LOG = logging.getLogger(__name__)
class NVPCluster(object):
"""Encapsulates controller connection and api_client for a cluster.
Accessed within the NvpPluginV2 class.
Each element in the self.controllers list is a dictionary that
contains the following keys:
ip, port, user, password, default_tz_uuid, uuid, zone
There may be some redundancy here, but that has been done to provide
future flexibility.
"""
def __init__(self, name):
self._name = name
self.controllers = []
self.api_client = None
def __repr__(self):
ss = ['{ "NVPCluster": [']
ss.append('{ "name" : "%s" }' % self.name)
ss.append(',')
for c in self.controllers:
ss.append(str(c))
ss.append(',')
ss.append('] }')
return ''.join(ss)
def add_controller(self, ip, port, user, password, request_timeout,
http_timeout, retries, redirects, default_tz_uuid,
uuid=None, zone=None, default_l3_gw_service_uuid=None,
default_l2_gw_service_uuid=None,
default_interface_name=None):
"""Add a new set of controller parameters.
:param ip: IP address of controller.
:param port: port controller is listening on.
:param user: user name.
:param password: user password.
:param request_timeout: timeout for an entire API request.
:param http_timeout: timeout for a connect to a controller.
:param retries: maximum number of request retries.
:param redirects: maximum number of server redirect responses to
follow.
:param default_tz_uuid: default transport zone uuid.
:param uuid: UUID of this cluster (used in MDI configs).
:param zone: Zone of this cluster (used in MDI configs).
:param default_l3_gw_service_uuid: Default l3 gateway service
:param default_l2_gw_service_uuid: Default l2 gateway service
:param default_interface_name: Default interface name for l2 gateways
"""
keys = ['ip', 'user', 'password', 'default_tz_uuid',
'default_l3_gw_service_uuid', 'default_l2_gw_service_uuid',
'default_interface_name', 'uuid', 'zone']
controller_dict = dict([(k, locals()[k]) for k in keys])
default_tz_uuid = controller_dict.get('default_tz_uuid')
if not re.match(attributes.UUID_PATTERN, default_tz_uuid):
LOG.warning(_("default_tz_uuid:%(default_tz_uuid)s is not a "
"valid UUID in the cluster %(cluster_name)s. "
"Network operations might not work "
"properly in this cluster"),
{'default_tz_uuid': default_tz_uuid,
'cluster_name': self.name})
# default_l3_gw_service_uuid is an optional parameter
# validate only if specified
l3_gw_service_uuid = controller_dict.get('default_l3_gw_service_uuid')
if (l3_gw_service_uuid and
not re.match(attributes.UUID_PATTERN, l3_gw_service_uuid)):
LOG.warning(_("default_l3_gw_service_uuid:%(l3_gw_service_uuid)s "
"is not a valid UUID in the cluster "
"%(cluster_name)s. Logical router operations "
"might not work properly in this cluster"),
{'l3_gw_service_uuid': l3_gw_service_uuid,
'cluster_name': self.name})
# default_l2_gw_node_uuid is an optional parameter
# validate only if specified
l2_gw_service_uuid = controller_dict.get('default_l2_gw_node_uuid')
if l2_gw_service_uuid and not re.match(attributes.UUID_PATTERN,
l2_gw_service_uuid):
LOG.warning(_("default_l2_gw_node_uuid:%(l2_gw_service_uuid)s "
"is not a valid UUID in the cluster "
"%(cluster_name)s."),
{'l2_gw_service_uuid': l2_gw_service_uuid,
'cluster_name': self.name})
int_keys = [
'port', 'request_timeout', 'http_timeout', 'retries', 'redirects']
for k in int_keys:
controller_dict[k] = int(locals()[k])
self.controllers.append(controller_dict)
def get_controller(self, idx):
return self.controllers[idx]
def get_num_controllers(self):
return len(self.controllers)
@property
def name(self):
return self._name
@name.setter
def name(self, val=None):
self._name = val
@property
def host(self):
return self.controllers[0]['ip']
@property
def port(self):
return self.controllers[0]['port']
@property
def user(self):
return self.controllers[0]['user']
@property
def password(self):
return self.controllers[0]['password']
@property
def request_timeout(self):
return self.controllers[0]['request_timeout']
@property
def http_timeout(self):
return self.controllers[0]['http_timeout']
@property
def retries(self):
return self.controllers[0]['retries']
@property
def redirects(self):
return self.controllers[0]['redirects']
@property
def default_tz_uuid(self):
return self.controllers[0]['default_tz_uuid']
@property
def default_l3_gw_service_uuid(self):
return self.controllers[0]['default_l3_gw_service_uuid']
@property
def default_l2_gw_service_uuid(self):
return self.controllers[0]['default_l2_gw_service_uuid']
@property
def default_interface_name(self):
return self.controllers[0]['default_interface_name']
@property
def zone(self):
return self.controllers[0]['zone']
@property
def uuid(self):
return self.controllers[0]['uuid']