Source code for octavia.db.prepare

#    Copyright 2016 Rackspace
#
#    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.

from oslo_config import cfg
from oslo_utils import uuidutils

from octavia.api.v2.types import l7rule
from octavia.common import constants
from octavia.common import exceptions
from octavia.common import validate

CONF = cfg.CONF


[docs]def create_load_balancer(lb_dict): if not lb_dict.get('id'): lb_dict['id'] = uuidutils.generate_uuid() if lb_dict.get('vip'): lb_dict['vip']['load_balancer_id'] = lb_dict.get('id') lb_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE lb_dict[constants.OPERATING_STATUS] = constants.OFFLINE # Set defaults later possibly overriden by flavors later lb_dict['topology'] = CONF.controller_worker.loadbalancer_topology return lb_dict
[docs]def create_listener(listener_dict, lb_id): if not listener_dict.get('id'): listener_dict['id'] = uuidutils.generate_uuid() if 'loadbalancer_id' in listener_dict: listener_dict['load_balancer_id'] = listener_dict.pop( 'loadbalancer_id') else: listener_dict['load_balancer_id'] = lb_id listener_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE listener_dict[constants.OPERATING_STATUS] = constants.OFFLINE # NOTE(blogan): Throwing away because we should not store secure data # in the database nor should we send it to a handler. if 'tls_termination' in listener_dict: del listener_dict['tls_termination'] if 'sni_containers' in listener_dict: sni_container_ids = listener_dict.pop('sni_containers') or [] elif 'sni_container_refs' in listener_dict: sni_container_ids = listener_dict.pop('sni_container_refs') or [] else: sni_container_ids = [] sni_containers = [{'listener_id': listener_dict.get('id'), 'tls_container_id': sni_container_id} for sni_container_id in sni_container_ids] listener_dict['sni_containers'] = sni_containers if 'client_authentication' not in listener_dict: listener_dict['client_authentication'] = constants.CLIENT_AUTH_NONE if listener_dict['protocol'] == constants.PROTOCOL_TERMINATED_HTTPS: if ('tls_ciphers' not in listener_dict or listener_dict['tls_ciphers'] is None): listener_dict['tls_ciphers'] = ( CONF.api_settings.default_listener_ciphers) if ('tls_versions' not in listener_dict or listener_dict['tls_versions'] is None): listener_dict['tls_versions'] = ( CONF.api_settings.default_listener_tls_versions) if ('alpn_protocols' not in listener_dict or listener_dict['alpn_protocols'] is None): listener_dict['alpn_protocols'] = ( CONF.api_settings.default_listener_alpn_protocols) if listener_dict.get('timeout_client_data') is None: listener_dict['timeout_client_data'] = ( CONF.haproxy_amphora.timeout_client_data) if listener_dict.get('timeout_member_connect') is None: listener_dict['timeout_member_connect'] = ( CONF.haproxy_amphora.timeout_member_connect) if listener_dict.get('timeout_member_data') is None: listener_dict['timeout_member_data'] = ( CONF.haproxy_amphora.timeout_member_data) if listener_dict.get('timeout_tcp_inspect') is None: listener_dict['timeout_tcp_inspect'] = ( CONF.haproxy_amphora.timeout_tcp_inspect) return listener_dict
[docs]def create_l7policy(l7policy_dict, lb_id, listener_id): l7policy_dict = validate.sanitize_l7policy_api_args(l7policy_dict, create=True) l7policy_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE l7policy_dict[constants.OPERATING_STATUS] = constants.OFFLINE if not l7policy_dict.get('id'): l7policy_dict['id'] = uuidutils.generate_uuid() l7policy_dict['listener_id'] = listener_id if l7policy_dict.get('redirect_pool'): pool_dict = l7policy_dict.pop('redirect_pool') prepped_pool = create_pool(pool_dict, lb_id) l7policy_dict['redirect_pool'] = prepped_pool l7policy_dict['redirect_pool_id'] = prepped_pool['id'] rules = l7policy_dict.pop('rules', None) if rules: l7policy_dict['l7rules'] = rules if l7policy_dict.get('l7rules'): if (len(l7policy_dict.get('l7rules')) > constants.MAX_L7RULES_PER_L7POLICY): raise exceptions.TooManyL7RulesOnL7Policy(id=l7policy_dict['id']) prepped_l7rules = [] for l7rule_dict in l7policy_dict.get('l7rules'): try: validate.l7rule_data(l7rule.L7RulePOST(**l7rule_dict)) except Exception as e: raise exceptions.L7RuleValidation(error=e) prepped_l7rule = create_l7rule(l7rule_dict, l7policy_dict['id']) prepped_l7rules.append(prepped_l7rule) return l7policy_dict
[docs]def create_l7rule(l7rule_dict, l7policy_id): l7rule_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE l7rule_dict[constants.OPERATING_STATUS] = constants.OFFLINE if not l7rule_dict.get('id'): l7rule_dict['id'] = uuidutils.generate_uuid() l7rule_dict['l7policy_id'] = l7policy_id if 'enabled' not in l7rule_dict: l7rule_dict['enabled'] = True return l7rule_dict
[docs]def create_pool(pool_dict, lb_id=None): if not pool_dict.get('id'): pool_dict['id'] = uuidutils.generate_uuid() if 'loadbalancer_id' in pool_dict: pool_dict['load_balancer_id'] = pool_dict.pop('loadbalancer_id') else: pool_dict['load_balancer_id'] = lb_id if pool_dict.get('session_persistence'): pool_dict['session_persistence']['pool_id'] = pool_dict.get('id') if 'members' in pool_dict and not pool_dict.get('members'): del pool_dict['members'] elif pool_dict.get('members'): prepped_members = [] for member_dict in pool_dict.get('members'): prepped_members.append(create_member(member_dict, pool_dict['id'])) if pool_dict['tls_enabled'] is True: if pool_dict['tls_ciphers'] is None: pool_dict['tls_ciphers'] = CONF.api_settings.default_pool_ciphers if pool_dict['tls_versions'] is None: pool_dict['tls_versions'] = ( CONF.api_settings.default_pool_tls_versions) if pool_dict['alpn_protocols'] is None: pool_dict['alpn_protocols'] = ( CONF.api_settings.default_pool_alpn_protocols) pool_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE pool_dict[constants.OPERATING_STATUS] = constants.OFFLINE return pool_dict
[docs]def create_member(member_dict, pool_id, has_health_monitor=False): if not member_dict.get('id'): member_dict['id'] = uuidutils.generate_uuid() member_dict['pool_id'] = pool_id member_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE if has_health_monitor: member_dict[constants.OPERATING_STATUS] = constants.OFFLINE else: member_dict[constants.OPERATING_STATUS] = constants.NO_MONITOR if 'backup' not in member_dict: member_dict['backup'] = False return member_dict
[docs]def create_health_monitor(hm_dict, pool_id=None): hm_dict[constants.PROVISIONING_STATUS] = constants.PENDING_CREATE hm_dict[constants.OPERATING_STATUS] = constants.OFFLINE if pool_id: hm_dict['id'] = pool_id hm_dict['pool_id'] = pool_id else: if not hm_dict.get('id'): hm_dict['id'] = uuidutils.generate_uuid() return hm_dict