451 lines
17 KiB
Python
451 lines
17 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 OpenStack Foundation.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import abc
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from oslo.config import cfg
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from quantum.api import extensions
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from quantum.api.v2 import attributes as attr
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from quantum.api.v2 import base
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from quantum.common import exceptions as qexception
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from quantum import manager
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from quantum.plugins.common import constants
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from quantum.plugins.services.service_base import ServicePluginBase
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# Loadbalancer Exceptions
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class VipNotFound(qexception.NotFound):
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message = _("Vip %(vip_id)s could not be found")
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class PoolNotFound(qexception.NotFound):
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message = _("Pool %(pool_id)s could not be found")
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class MemberNotFound(qexception.NotFound):
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message = _("Member %(member_id)s could not be found")
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class HealthMonitorNotFound(qexception.NotFound):
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message = _("Health_monitor %(monitor_id)s could not be found")
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class StateInvalid(qexception.QuantumException):
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message = _("Invalid state %(state)s of Loadbalancer resource %(id)s")
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class PoolInUse(qexception.InUse):
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message = _("Pool %(pool_id)s is still in use")
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class PoolStatsNotFound(qexception.NotFound):
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message = _("Statistics of Pool %(pool_id)s could not be found")
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RESOURCE_ATTRIBUTE_MAP = {
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'vips': {
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'id': {'allow_post': False, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True,
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'primary_key': True},
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'tenant_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:string': None},
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'required_by_policy': True,
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'is_visible': True},
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'name': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'default': '',
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'is_visible': True},
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'description': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'is_visible': True, 'default': ''},
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'subnet_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'address': {'allow_post': True, 'allow_put': False,
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'default': attr.ATTR_NOT_SPECIFIED,
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'validate': {'type:ip_address_or_none': None},
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'is_visible': True},
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'port_id': {'allow_post': False, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'protocol_port': {'allow_post': True, 'allow_put': False,
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'validate': {'type:range': [0, 65535]},
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'protocol': {'allow_post': True, 'allow_put': False,
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'validate': {'type:values': ['TCP', 'HTTP', 'HTTPS']},
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'is_visible': True},
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'pool_id': {'allow_post': True, 'allow_put': True,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'session_persistence': {'allow_post': True, 'allow_put': True,
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'convert_to': attr.convert_none_to_empty_dict,
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'default': {},
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'validate': {
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'type:dict_or_empty': {
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'type': {'type:values': ['APP_COOKIE',
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'HTTP_COOKIE',
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'SOURCE_IP'],
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'required': True},
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'cookie_name': {'type:string': None,
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'required': False}}},
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'is_visible': True},
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'connection_limit': {'allow_post': True, 'allow_put': True,
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'default': -1,
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'admin_state_up': {'allow_post': True, 'allow_put': True,
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'default': True,
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'convert_to': attr.convert_to_boolean,
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'is_visible': True},
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'status': {'allow_post': False, 'allow_put': False,
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'is_visible': True}
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},
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'pools': {
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'id': {'allow_post': False, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True,
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'primary_key': True},
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'tenant_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:string': None},
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'required_by_policy': True,
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'is_visible': True},
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'vip_id': {'allow_post': False, 'allow_put': False,
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'is_visible': True},
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'name': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'default': '',
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'is_visible': True},
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'description': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'is_visible': True, 'default': ''},
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'subnet_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'protocol': {'allow_post': True, 'allow_put': False,
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'validate': {'type:values': ['TCP', 'HTTP', 'HTTPS']},
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'is_visible': True},
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'lb_method': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'is_visible': True},
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'members': {'allow_post': False, 'allow_put': False,
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'is_visible': True},
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'health_monitors': {'allow_post': True, 'allow_put': True,
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'default': None,
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'validate': {'type:uuid_list': None},
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'convert_to': attr.convert_to_list,
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'is_visible': True},
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'admin_state_up': {'allow_post': True, 'allow_put': True,
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'default': True,
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'convert_to': attr.convert_to_boolean,
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'is_visible': True},
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'status': {'allow_post': False, 'allow_put': False,
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'is_visible': True}
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},
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'members': {
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'id': {'allow_post': False, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True,
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'primary_key': True},
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'tenant_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:string': None},
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'required_by_policy': True,
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'is_visible': True},
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'pool_id': {'allow_post': True, 'allow_put': True,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'address': {'allow_post': True, 'allow_put': False,
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'validate': {'type:ip_address': None},
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'is_visible': True},
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'protocol_port': {'allow_post': True, 'allow_put': False,
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'validate': {'type:range': [0, 65535]},
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'weight': {'allow_post': True, 'allow_put': True,
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'default': 1,
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'validate': {'type:range': [0, 256]},
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'admin_state_up': {'allow_post': True, 'allow_put': True,
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'default': True,
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'convert_to': attr.convert_to_boolean,
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'is_visible': True},
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'status': {'allow_post': False, 'allow_put': False,
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'is_visible': True}
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},
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'health_monitors': {
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'id': {'allow_post': False, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True,
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'primary_key': True},
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'tenant_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:string': None},
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'required_by_policy': True,
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'is_visible': True},
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'type': {'allow_post': True, 'allow_put': False,
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'validate': {'type:values': ['PING', 'TCP', 'HTTP', 'HTTPS']},
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'is_visible': True},
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'delay': {'allow_post': True, 'allow_put': True,
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'validate': {'type:non_negative': None},
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'timeout': {'allow_post': True, 'allow_put': True,
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'max_retries': {'allow_post': True, 'allow_put': True,
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'validate': {'type:range': [1, 10]},
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'convert_to': attr.convert_to_int,
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'is_visible': True},
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'http_method': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'default': 'GET',
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'is_visible': True},
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'url_path': {'allow_post': True, 'allow_put': True,
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'validate': {'type:string': None},
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'default': '/',
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'is_visible': True},
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'expected_codes': {'allow_post': True, 'allow_put': True,
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'validate': {
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'type:regex':
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'^(\d{3}(\s*,\s*\d{3})*)$|^(\d{3}-\d{3})$'},
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'default': '200',
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'is_visible': True},
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'admin_state_up': {'allow_post': True, 'allow_put': True,
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'default': True,
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'convert_to': attr.convert_to_boolean,
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'is_visible': True},
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'status': {'allow_post': False, 'allow_put': False,
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'is_visible': True}
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}
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}
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SUB_RESOURCE_ATTRIBUTE_MAP = {
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'health_monitors': {
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'parent': {'collection_name': 'pools',
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'member_name': 'pool'},
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'parameters': {'id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:uuid': None},
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'is_visible': True},
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'tenant_id': {'allow_post': True, 'allow_put': False,
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'validate': {'type:string': None},
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'required_by_policy': True,
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'is_visible': True},
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}
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}
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}
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class Loadbalancer(extensions.ExtensionDescriptor):
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@classmethod
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def get_name(cls):
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return "LoadBalancing service"
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@classmethod
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def get_alias(cls):
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return "lbaas"
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@classmethod
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def get_description(cls):
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return "Extension for LoadBalancing service"
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@classmethod
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def get_namespace(cls):
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return "http://wiki.openstack.org/Quantum/LBaaS/API_1.0"
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@classmethod
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def get_updated(cls):
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return "2012-10-07T10:00:00-00:00"
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@classmethod
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def get_resources(cls):
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my_plurals = [(key, key[:-1]) for key in RESOURCE_ATTRIBUTE_MAP.keys()]
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attr.PLURALS.update(dict(my_plurals))
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resources = []
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plugin = manager.QuantumManager.get_service_plugins()[
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constants.LOADBALANCER]
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for collection_name in RESOURCE_ATTRIBUTE_MAP:
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# Special handling needed for resources with 'y' ending
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# (e.g. proxies -> proxy)
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resource_name = collection_name[:-1]
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params = RESOURCE_ATTRIBUTE_MAP[collection_name]
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member_actions = {}
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if resource_name == 'pool':
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member_actions = {'stats': 'GET'}
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controller = base.create_resource(
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collection_name, resource_name, plugin, params,
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member_actions=member_actions,
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allow_pagination=cfg.CONF.allow_pagination,
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allow_sorting=cfg.CONF.allow_sorting)
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resource = extensions.ResourceExtension(
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collection_name,
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controller,
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path_prefix=constants.COMMON_PREFIXES[constants.LOADBALANCER],
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member_actions=member_actions,
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attr_map=params)
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resources.append(resource)
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for collection_name in SUB_RESOURCE_ATTRIBUTE_MAP:
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# Special handling needed for sub-resources with 'y' ending
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# (e.g. proxies -> proxy)
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resource_name = collection_name[:-1]
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parent = SUB_RESOURCE_ATTRIBUTE_MAP[collection_name].get('parent')
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params = SUB_RESOURCE_ATTRIBUTE_MAP[collection_name].get(
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'parameters')
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controller = base.create_resource(collection_name, resource_name,
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plugin, params,
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allow_bulk=True,
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parent=parent)
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resource = extensions.ResourceExtension(
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collection_name,
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controller, parent,
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path_prefix=constants.COMMON_PREFIXES[constants.LOADBALANCER],
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attr_map=params)
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resources.append(resource)
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return resources
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@classmethod
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def get_plugin_interface(cls):
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return LoadBalancerPluginBase
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def update_attributes_map(self, attributes):
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super(Loadbalancer, self).update_attributes_map(
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attributes, extension_attrs_map=RESOURCE_ATTRIBUTE_MAP)
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def get_extended_resources(self, version):
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if version == "2.0":
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return RESOURCE_ATTRIBUTE_MAP
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else:
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return {}
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class LoadBalancerPluginBase(ServicePluginBase):
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__metaclass__ = abc.ABCMeta
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def get_plugin_name(self):
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return constants.LOADBALANCER
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def get_plugin_type(self):
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return constants.LOADBALANCER
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def get_plugin_description(self):
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return 'LoadBalancer service plugin'
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@abc.abstractmethod
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def get_vips(self, context, filters=None, fields=None):
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pass
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@abc.abstractmethod
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def get_vip(self, context, id, fields=None):
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pass
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@abc.abstractmethod
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def create_vip(self, context, vip):
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pass
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@abc.abstractmethod
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def update_vip(self, context, id, vip):
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pass
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@abc.abstractmethod
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def delete_vip(self, context, id):
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pass
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@abc.abstractmethod
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def get_pools(self, context, filters=None, fields=None):
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pass
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@abc.abstractmethod
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def get_pool(self, context, id, fields=None):
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pass
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@abc.abstractmethod
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def create_pool(self, context, pool):
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pass
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@abc.abstractmethod
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def update_pool(self, context, id, pool):
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pass
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@abc.abstractmethod
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def delete_pool(self, context, id):
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pass
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@abc.abstractmethod
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def stats(self, context, pool_id):
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pass
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@abc.abstractmethod
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def create_pool_health_monitor(self, context, health_monitor, pool_id):
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pass
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@abc.abstractmethod
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def get_pool_health_monitor(self, context, id, pool_id, fields=None):
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pass
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@abc.abstractmethod
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def delete_pool_health_monitor(self, context, id, pool_id):
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pass
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@abc.abstractmethod
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def get_members(self, context, filters=None, fields=None):
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pass
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@abc.abstractmethod
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def get_member(self, context, id, fields=None):
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pass
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@abc.abstractmethod
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def create_member(self, context, member):
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pass
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@abc.abstractmethod
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def update_member(self, context, id, member):
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pass
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@abc.abstractmethod
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def delete_member(self, context, id):
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pass
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@abc.abstractmethod
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def get_health_monitors(self, context, filters=None, fields=None):
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pass
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@abc.abstractmethod
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def get_health_monitor(self, context, id, fields=None):
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pass
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@abc.abstractmethod
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def create_health_monitor(self, context, health_monitor):
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pass
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@abc.abstractmethod
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def update_health_monitor(self, context, id, health_monitor):
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pass
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@abc.abstractmethod
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def delete_health_monitor(self, context, id):
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pass
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