138 lines
5.6 KiB
Python
138 lines
5.6 KiB
Python
# Copyright 2018 VMware, Inc.
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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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from neutron_lib import exceptions as n_exc
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from oslo_log import log as logging
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from oslo_utils import excutils
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from vmware_nsx._i18n import _
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from vmware_nsx.services.lbaas import base_mgr
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from vmware_nsx.services.lbaas import lb_const
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from vmware_nsx.services.lbaas.nsx_p.implementation import lb_utils
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from vmware_nsxlib.v3 import exceptions as nsxlib_exc
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from vmware_nsxlib.v3 import utils
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LOG = logging.getLogger(__name__)
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class EdgeHealthMonitorManagerFromDict(base_mgr.NsxpLoadbalancerBaseManager):
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def _build_monitor_args(self, hm):
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body = {
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'interval': hm['delay'],
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'fall_count': hm['max_retries'],
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'timeout': hm['timeout'],
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'name': utils.get_name_and_uuid(hm['name'] or 'monitor', hm['id'])
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}
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if hm['type'] in [lb_const.LB_HEALTH_MONITOR_HTTP,
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lb_const.LB_HEALTH_MONITOR_HTTPS]:
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if hm['http_method']:
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body['request_method'] = hm['http_method']
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if hm['url_path']:
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body['request_url'] = hm['url_path']
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if hm['expected_codes']:
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codes = hm['expected_codes'].split(",")
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body['response_status_codes'] = [
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int(code) for code in codes]
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return body
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def create(self, context, hm, completor):
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pool_id = hm['pool']['id']
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pool_client = self.core_plugin.nsxpolicy.load_balancer.lb_pool
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monitor_client = lb_utils.get_monitor_policy_client(
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self.core_plugin.nsxpolicy.load_balancer, hm)
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tags = lb_utils.get_tags(self.core_plugin, hm['id'],
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lb_const.LB_HM_TYPE,
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hm['tenant_id'], context.project_name)
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monitor_body = self._build_monitor_args(hm)
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lb_monitor = None
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try:
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lb_monitor = monitor_client.create_or_overwrite(
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lb_monitor_profile_id=hm['id'],
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tags=tags, **monitor_body)
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except nsxlib_exc.ManagerError:
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with excutils.save_and_reraise_exception():
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completor(success=False)
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if pool_id and lb_monitor:
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try:
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hm_path = monitor_client.get_path(hm['id'])
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pool_client.add_monitor_to_pool(pool_id, [hm_path])
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except nsxlib_exc.ManagerError:
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completor(success=False)
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msg = _('Failed to attach monitor %(monitor)s to pool '
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'%(pool)s') % {'monitor': hm['id'],
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'pool': pool_id}
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raise n_exc.BadRequest(resource='lbaas-hm', msg=msg)
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else:
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completor(success=False)
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msg = _('Failed to attach monitor %(monitor)s to pool '
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'%(pool)s: NSX pool was not found on the DB') % {
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'monitor': hm['id'],
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'pool': pool_id}
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raise n_exc.BadRequest(resource='lbaas-hm', msg=msg)
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completor(success=True)
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def update(self, context, old_hm, new_hm, completor):
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monitor_client = lb_utils.get_monitor_policy_client(
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self.core_plugin.nsxpolicy.load_balancer, new_hm)
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try:
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monitor_body = self._build_monitor_args(new_hm)
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monitor_client.update(new_hm['id'], **monitor_body)
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except nsxlib_exc.ManagerError as exc:
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completor(success=False)
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msg = _('Failed to update monitor %(monitor)s with exception'
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' %s(exc)s') % {'monitor': new_hm['id'], 'exc': exc}
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raise n_exc.BadRequest(resource='lbaas-hm', msg=msg)
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completor(success=True)
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def delete(self, context, hm, completor):
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pool_id = hm['pool']['id']
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pool_client = self.core_plugin.nsxpolicy.load_balancer.lb_pool
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monitor_client = lb_utils.get_monitor_policy_client(
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self.core_plugin.nsxpolicy.load_balancer, hm)
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try:
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hm_path = monitor_client.get_path(hm['id'])
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pool_client.remove_monitor_from_pool(pool_id,
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hm_path)
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except nsxlib_exc.ResourceNotFound:
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pass
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except nsxlib_exc.ManagerError as exc:
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completor(success=False)
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msg = _('Failed to remove monitor %(monitor)s from pool %(pool)s '
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'with exception from nsx %(exc)s') % {
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'monitor': hm['id'],
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'pool': pool_id,
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'exc': exc}
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raise n_exc.BadRequest(resource='lbaas-hm', msg=msg)
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try:
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monitor_client.delete(hm['id'])
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except nsxlib_exc.ResourceNotFound:
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pass
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except nsxlib_exc.ManagerError as exc:
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completor(success=False)
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msg = _('Failed to delete monitor %(monitor)s from backend with '
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'exception %(exc)s') % {'monitor': hm['id'], 'exc': exc}
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raise n_exc.BadRequest(resource='lbaas-hm', msg=msg)
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completor(success=True)
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def delete_cascade(self, context, hm, completor):
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self.delete(context, hm, completor)
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