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# Copyright 2013 Mirantis 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.
#
from neutronclient._i18n import _
from neutronclient.neutron import v2_0 as neutronV20
class ListHealthMonitor(neutronV20.ListCommand):
"""List health monitors that belong to a given tenant."""
resource = 'health_monitor'
list_columns = ['id', 'type', 'admin_state_up']
pagination_support = True
sorting_support = True
class ShowHealthMonitor(neutronV20.ShowCommand):
"""Show information of a given health monitor."""
resource = 'health_monitor'
allow_names = False
class CreateHealthMonitor(neutronV20.CreateCommand):
"""Create a health monitor."""
resource = 'health_monitor'
def add_known_arguments(self, parser):
parser.add_argument(
'--admin-state-down',
dest='admin_state', action='store_false',
help=_('Set admin state up to false.'))
parser.add_argument(
'--expected-codes',
help=_('The list of HTTP status codes expected in '
'response from the member to declare it healthy. This '
'attribute can contain one value, '
'or a list of values separated by comma, '
'or a range of values (e.g. "200-299"). If this attribute '
'is not specified, it defaults to "200".'))
parser.add_argument(
'--http-method',
help=_('The HTTP method used for requests by the monitor of type '
'HTTP.'))
parser.add_argument(
'--url-path',
help=_('The HTTP path used in the HTTP request used by the monitor'
' to test a member health. This must be a string '
'beginning with a / (forward slash).'))
parser.add_argument(
'--delay',
required=True,
help=_('The time in seconds between sending probes to members.'))
parser.add_argument(
'--max-retries',
required=True,
help=_('Number of permissible connection failures before changing '
'the member status to INACTIVE. [1..10]'))
parser.add_argument(
'--timeout',
required=True,
help=_('Maximum number of seconds for a monitor to wait for a '
'connection to be established before it times out. The '
'value must be less than the delay value.'))
parser.add_argument(
'--type',
required=True, choices=['PING', 'TCP', 'HTTP', 'HTTPS'],
help=_('One of the predefined health monitor types.'))
def args2body(self, parsed_args):
body = {'admin_state_up': parsed_args.admin_state,
'delay': parsed_args.delay,
'max_retries': parsed_args.max_retries,
'timeout': parsed_args.timeout,
'type': parsed_args.type}
neutronV20.update_dict(parsed_args, body,
['expected_codes', 'http_method', 'url_path',
'tenant_id'])
return {self.resource: body}
class UpdateHealthMonitor(neutronV20.UpdateCommand):
"""Update a given health monitor."""
resource = 'health_monitor'
allow_names = False
class DeleteHealthMonitor(neutronV20.DeleteCommand):
"""Delete a given health monitor."""
resource = 'health_monitor'
allow_names = False
class AssociateHealthMonitor(neutronV20.NeutronCommand):
"""Create a mapping between a health monitor and a pool."""
resource = 'health_monitor'
def get_parser(self, prog_name):
parser = super(AssociateHealthMonitor, self).get_parser(prog_name)
parser.add_argument(
'health_monitor_id', metavar='HEALTH_MONITOR_ID',
help=_('Health monitor to associate.'))
parser.add_argument(
'pool_id', metavar='POOL',
help=_('ID of the pool to be associated with the health monitor.'))
return parser
def take_action(self, parsed_args):
neutron_client = self.get_client()
body = {'health_monitor': {'id': parsed_args.health_monitor_id}}
pool_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, 'pool', parsed_args.pool_id)
neutron_client.associate_health_monitor(pool_id, body)
print((_('Associated health monitor '
'%s') % parsed_args.health_monitor_id),
file=self.app.stdout)
class DisassociateHealthMonitor(neutronV20.NeutronCommand):
"""Remove a mapping from a health monitor to a pool."""
resource = 'health_monitor'
def get_parser(self, prog_name):
parser = super(DisassociateHealthMonitor, self).get_parser(prog_name)
parser.add_argument(
'health_monitor_id', metavar='HEALTH_MONITOR_ID',
help=_('Health monitor to disassociate.'))
parser.add_argument(
'pool_id', metavar='POOL',
help=_('ID of the pool to be disassociated with the health '
'monitor.'))
return parser
def take_action(self, parsed_args):
neutron_client = self.get_client()
pool_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, 'pool', parsed_args.pool_id)
neutron_client.disassociate_health_monitor(pool_id,
parsed_args
.health_monitor_id)
print((_('Disassociated health monitor '
'%s') % parsed_args.health_monitor_id),
file=self.app.stdout)
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