Client components for Octavia
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# Copyright 2017 GoDaddy
# 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.
#
"""Pool action implementation"""
from cliff import lister
from osc_lib.command import command
from osc_lib import utils
from octaviaclient.osc.v2 import constants as const
from octaviaclient.osc.v2 import utils as v2_utils
class CreatePool(command.ShowOne):
"""Create a pool"""
def get_parser(self, prog_name):
parser = super(CreatePool, self).get_parser(prog_name)
parser.add_argument(
'--name',
metavar='<name>',
help="Set pool name."
)
parser.add_argument(
'--description',
metavar='<description>',
help="Set pool description."
)
parser.add_argument(
'--protocol',
metavar="{TCP,HTTP,HTTPS,TERMINATED_HTTPS,PROXY}",
required=True,
choices=['TCP', 'HTTP', 'HTTPS', 'TERMINATED_HTTPS', 'PROXY'],
help="Set the pool protocol."
)
parent_group = parser.add_mutually_exclusive_group(required=True)
parent_group.add_argument(
'--listener',
metavar='<listener>',
help="Listener to add the pool to (name or ID)."
)
parent_group.add_argument(
'--loadbalancer',
metavar='<load_balancer>',
help="Load balncer to add the pool to (name or ID)"
)
parser.add_argument(
'--session-persistence',
metavar='<session persistence>',
help="Set the session persistence for the listener (key=value)."
)
parser.add_argument(
'--lb-algorithm',
metavar="{SOURCE_IP,ROUND_ROBIN,LEAST_CONNECTIONS}",
required=True,
choices=['SOURCE_IP', 'ROUND_ROBIN', 'LEAST_CONNECTIONS'],
help="Load balancing algorithm to use."
)
admin_group = parser.add_mutually_exclusive_group()
admin_group.add_argument(
'--enable',
action='store_true',
default=True,
help="Enable pool (default)."
)
admin_group.add_argument(
'--disable',
action='store_true',
default=None,
help="Disable pool."
)
return parser
def take_action(self, parsed_args):
rows = const.POOL_ROWS
attrs = v2_utils.get_pool_attrs(self.app.client_manager, parsed_args)
body = {"pool": attrs}
data = self.app.client_manager.load_balancer.pool_create(
json=body)
formatters = {'loadbalancers': v2_utils.format_list,
'members': v2_utils.format_list,
'listeners': v2_utils.format_list,
'session_persistence': v2_utils.format_hash}
return (rows, (utils.get_dict_properties(
data['pool'], rows, formatters=formatters)))
class DeletePool(command.Command):
"""Delete a pool"""
def get_parser(self, prog_name):
parser = super(DeletePool, self).get_parser(prog_name)
parser.add_argument(
'pool',
metavar="<pool>",
help="Pool to delete (name or ID)."
)
return parser
def take_action(self, parsed_args):
attrs = v2_utils.get_pool_attrs(self.app.client_manager, parsed_args)
pool_id = attrs.pop('pool_id')
self.app.client_manager.load_balancer.pool_delete(
pool_id=pool_id)
class ListPool(lister.Lister):
"""List pools"""
def get_parser(self, prog_name):
parser = super(ListPool, self).get_parser(prog_name)
parser.add_argument(
'--loadbalancer',
metavar='<loadbalancer>',
help="Filter by load balancer (name or ID).",
)
return parser
def take_action(self, parsed_args):
columns = const.POOL_COLUMNS
attrs = v2_utils.get_pool_attrs(self.app.client_manager, parsed_args)
data = self.app.client_manager.load_balancer.pool_list(**attrs)
formatters = {'loadbalancers': v2_utils.format_list,
'members': v2_utils.format_list,
'listeners': v2_utils.format_list}
return (columns,
(utils.get_dict_properties(
s, columns, formatters=formatters) for s in data['pools']))
class ShowPool(command.ShowOne):
"""Show the details of a single pool"""
def get_parser(self, prog_name):
parser = super(ShowPool, self).get_parser(prog_name)
parser.add_argument(
'pool',
metavar='<pool>',
help='Name or UUID of the pool.'
)
return parser
def take_action(self, parsed_args):
rows = const.POOL_ROWS
attrs = v2_utils.get_pool_attrs(self.app.client_manager, parsed_args)
pool_id = attrs.pop('pool_id')
data = self.app.client_manager.load_balancer.pool_show(
pool_id=pool_id,
)
formatters = {'loadbalancers': v2_utils.format_list,
'members': v2_utils.format_list,
'listeners': v2_utils.format_list,
'session_persistence': v2_utils.format_hash}
return (rows, (utils.get_dict_properties(
data, rows, formatters=formatters)))
class SetPool(command.Command):
"""Update a pool"""
def get_parser(self, prog_name):
parser = super(SetPool, self).get_parser(prog_name)
parser.add_argument(
'pool',
metavar="<pool>",
help="Pool to update (name or ID)."
)
parser.add_argument(
'--name',
metavar='<name>',
help="Set the name of the pool."
)
parser.add_argument(
'--description',
metavar='<description>',
help="Set the description of the pool."
)
parser.add_argument(
'--session-persistence',
metavar='<session_persistence>',
help="Set the session persistence for the listener (key=value)."
)
parser.add_argument(
'--lb-algorithm',
metavar="{SOURCE_IP,ROUND_ROBIN,LEAST_CONNECTIONS}",
choices=['SOURCE_IP', 'ROUND_ROBIN', 'LEAST_CONNECTIONS'],
help="Set the load balancing algorithm to use."
)
admin_group = parser.add_mutually_exclusive_group()
admin_group.add_argument(
'--enable',
action='store_true',
default=None,
help="Enable pool."
)
admin_group.add_argument(
'--disable',
action='store_true',
default=None,
help="Disable pool."
)
return parser
def take_action(self, parsed_args):
attrs = v2_utils.get_pool_attrs(self.app.client_manager, parsed_args)
pool_id = attrs.pop('pool_id')
body = {'pool': attrs}
self.app.client_manager.load_balancer.pool_set(
pool_id, json=body)