vmware-nsx/quantum/extensions/loadbalancer.py
Oleg Bondarev 1703047903 The patch introduces an API extension for LBaaS service
- API extension
- abstract base class for plugin
- some new validators were added to quantum/api/v2/attributes.py

Implements: blueprint lbaas-restapi-tenant
Change-Id: Ic2fd4debc4969389b395ce7352ab208c6854018b
2012-12-19 13:11:47 +04:00

384 lines
14 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 OpenStack LLC.
# 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 abc
from quantum.api import extensions
from quantum.api.v2 import attributes as attr
from quantum.api.v2 import base
from quantum import manager
from quantum.plugins.common import constants
from quantum.plugins.services.service_base import ServicePluginBase
RESOURCE_ATTRIBUTE_MAP = {
'vips': {
'id': {'allow_post': False, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True},
'name': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True},
'description': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True, 'default': ''},
'subnet_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'address': {'allow_post': True, 'allow_put': False,
'default': attr.ATTR_NOT_SPECIFIED,
'validate': {'type:ip_address_or_none': None},
'is_visible': True},
'port': {'allow_post': True, 'allow_put': False,
'validate': {'type:range': [0, 65535]},
'convert_to': attr.convert_to_int,
'is_visible': True},
'protocol': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'is_visible': True},
'pool_id': {'allow_post': True, 'allow_put': True,
'validate': {'type:uuid': None},
'is_visible': True},
'session_persistence': {'allow_post': True, 'allow_put': True,
'default': {},
'validate': {'type:dict': None},
'is_visible': True},
'connection_limit': {'allow_post': True, 'allow_put': True,
'default': -1,
'convert_to': attr.convert_to_int,
'is_visible': True},
'admin_state_up': {'allow_post': True, 'allow_put': True,
'default': True,
'convert_to': attr.convert_to_boolean,
'is_visible': True},
'status': {'allow_post': False, 'allow_put': False,
'is_visible': True}
},
'pools': {
'id': {'allow_post': False, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True},
'vip_id': {'allow_post': False, 'allow_put': False,
'is_visible': True},
'name': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True},
'description': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True, 'default': ''},
'subnet_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'protocol': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'is_visible': True},
'lb_method': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'is_visible': True},
'members': {'allow_post': False, 'allow_put': False,
'is_visible': True},
'health_monitors': {'allow_post': True, 'allow_put': True,
'default': None,
'validate': {'type:uuid_list': None},
'convert_to': attr.convert_to_list,
'is_visible': True},
'admin_state_up': {'allow_post': True, 'allow_put': True,
'default': True,
'convert_to': attr.convert_to_boolean,
'is_visible': True},
'status': {'allow_post': False, 'allow_put': False,
'is_visible': True}
},
'members': {
'id': {'allow_post': False, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True},
'pool_id': {'allow_post': True, 'allow_put': True,
'validate': {'type:uuid': None},
'is_visible': True},
'address': {'allow_post': True, 'allow_put': False,
'validate': {'type:ip_address': None},
'is_visible': True},
'port': {'allow_post': True, 'allow_put': False,
'validate': {'type:range': [0, 65535]},
'convert_to': attr.convert_to_int,
'is_visible': True},
'weight': {'allow_post': True, 'allow_put': True,
'default': 1,
'validate': {'type:range': [0, 256]},
'convert_to': attr.convert_to_int,
'is_visible': True},
'admin_state_up': {'allow_post': True, 'allow_put': True,
'default': True,
'convert_to': attr.convert_to_boolean,
'is_visible': True},
'status': {'allow_post': False, 'allow_put': False,
'is_visible': True}
},
'health_monitors': {
'id': {'allow_post': False, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True},
'type': {'allow_post': True, 'allow_put': False,
'validate': {'type:values': ['PING', 'TCP', 'HTTP', 'HTTPS']},
'is_visible': True},
'delay': {'allow_post': True, 'allow_put': True,
'validate': {'type:non_negative': None},
'convert_to': attr.convert_to_int,
'is_visible': True},
'timeout': {'allow_post': True, 'allow_put': True,
'convert_to': attr.convert_to_int,
'is_visible': True},
'max_retries': {'allow_post': True, 'allow_put': True,
'validate': {'type:range': [1, 10]},
'convert_to': attr.convert_to_int,
'is_visible': True},
'http_method': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'default': 'GET',
'is_visible': True},
'url_path': {'allow_post': True, 'allow_put': True,
'validate': {'type:string': None},
'default': '/',
'is_visible': True},
'expected_codes': {'allow_post': True, 'allow_put': True,
'validate': {
'type:regex':
'^(\d{3}(\s*,\s*\d{3})*)$|^(\d{3}-\d{3})$'},
'default': '200',
'is_visible': True},
'admin_state_up': {'allow_post': True, 'allow_put': True,
'default': True,
'convert_to': attr.convert_to_boolean,
'is_visible': True},
'status': {'allow_post': False, 'allow_put': False,
'is_visible': True}
}
}
SUB_RESOURCE_ATTRIBUTE_MAP = {
'health_monitors': {
'parent': {'collection_name': 'pools',
'member_name': 'pool'},
'parameters': {'id': {'allow_post': True, 'allow_put': False,
'validate': {'type:uuid': None},
'is_visible': True},
'tenant_id': {'allow_post': True, 'allow_put': False,
'validate': {'type:string': None},
'required_by_policy': True,
'is_visible': True},
}
}
}
class Loadbalancer(extensions.ExtensionDescriptor):
@classmethod
def get_name(cls):
return "LoadBalancing service"
@classmethod
def get_alias(cls):
return "lbaas"
@classmethod
def get_description(cls):
return "Extension for LoadBalancing service"
@classmethod
def get_namespace(cls):
return "http://wiki.openstack.org/Quantum/LBaaS/API_1.0"
@classmethod
def get_updated(cls):
return "2012-10-07T10:00:00-00:00"
@classmethod
def get_resources(cls):
resources = []
plugin = manager.QuantumManager.get_service_plugins()[
constants.LOADBALANCER]
for collection_name in RESOURCE_ATTRIBUTE_MAP:
# Special handling needed for resources with 'y' ending
# (e.g. proxies -> proxy)
resource_name = collection_name[:-1]
params = RESOURCE_ATTRIBUTE_MAP[collection_name]
member_actions = {}
if resource_name == 'pool':
member_actions = {'stats': 'GET'}
controller = base.create_resource(collection_name,
resource_name,
plugin, params,
member_actions=member_actions)
resource = extensions.ResourceExtension(
collection_name,
controller,
path_prefix=constants.COMMON_PREFIXES[constants.LOADBALANCER],
member_actions=member_actions)
resources.append(resource)
for collection_name in SUB_RESOURCE_ATTRIBUTE_MAP:
# Special handling needed for sub-resources with 'y' ending
# (e.g. proxies -> proxy)
resource_name = collection_name[:-1]
parent = SUB_RESOURCE_ATTRIBUTE_MAP[collection_name].get('parent')
params = SUB_RESOURCE_ATTRIBUTE_MAP[collection_name].get(
'parameters')
controller = base.create_resource(collection_name, resource_name,
plugin, params,
allow_bulk=True,
parent=parent)
resource = extensions.ResourceExtension(
collection_name,
controller, parent,
path_prefix=constants.COMMON_PREFIXES[constants.LOADBALANCER])
resources.append(resource)
return resources
@classmethod
def get_plugin_interface(cls):
return LoadBalancerPluginBase
class LoadBalancerPluginBase(ServicePluginBase):
__metaclass__ = abc.ABCMeta
def get_plugin_type(self):
return constants.LOADBALANCER
def get_plugin_description(self):
return 'LoadBalancer service plugin'
@abc.abstractmethod
def get_vips(self, context, filters=None, fields=None):
pass
@abc.abstractmethod
def get_vip(self, context, id, fields=None):
pass
@abc.abstractmethod
def create_vip(self, context, vip):
pass
@abc.abstractmethod
def update_vip(self, context, id, vip):
pass
@abc.abstractmethod
def delete_vip(self, context, id):
pass
@abc.abstractmethod
def get_pools(self, context, filters=None, fields=None):
pass
@abc.abstractmethod
def get_pool(self, context, id, fields=None):
pass
@abc.abstractmethod
def create_pool(self, context, pool):
pass
@abc.abstractmethod
def update_pool(self, context, id, pool):
pass
@abc.abstractmethod
def delete_pool(self, context, id):
pass
@abc.abstractmethod
def stats(self, context, pool_id):
pass
@abc.abstractmethod
def create_pool_health_monitor(self, context, health_monitor, pool_id):
pass
@abc.abstractmethod
def get_pool_health_monitor(self, context, id, pool_id, fields=None):
pass
@abc.abstractmethod
def delete_pool_health_monitor(self, context, id, pool_id):
pass
@abc.abstractmethod
def get_members(self, context, filters=None, fields=None):
pass
@abc.abstractmethod
def get_member(self, context, id, fields=None):
pass
@abc.abstractmethod
def create_member(self, context, member):
pass
@abc.abstractmethod
def update_member(self, context, id, member):
pass
@abc.abstractmethod
def delete_member(self, context, id):
pass
@abc.abstractmethod
def get_health_monitors(self, context, filters=None, fields=None):
pass
@abc.abstractmethod
def get_health_monitor(self, context, id, fields=None):
pass
@abc.abstractmethod
def create_health_monitor(self, context, health_monitor):
pass
@abc.abstractmethod
def update_health_monitor(self, context, id, health_monitor):
pass
@abc.abstractmethod
def delete_health_monitor(self, context, id):
pass