Testing OpenStack upgrades
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tobiko/tobiko/openstack/neutron/_client.py

209 lines
6.2 KiB

# Copyright 2019 Red Hat
#
# 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 __future__ import absolute_import
import collections
import netaddr
from neutronclient.v2_0 import client as neutronclient
import tobiko
from tobiko.openstack import _client
class NeutronClientFixture(_client.OpenstackClientFixture):
def init_client(self, session):
return neutronclient.Client(session=session)
class NeutronClientManager(_client.OpenstackClientManager):
def create_client(self, session):
return NeutronClientFixture(session=session)
CLIENTS = NeutronClientManager()
def neutron_client(obj):
if not obj:
return get_neutron_client()
if isinstance(obj, neutronclient.Client):
return obj
fixture = tobiko.setup_fixture(obj)
if isinstance(fixture, NeutronClientFixture):
return fixture.client
message = "Object {!r} is not a NeutronClientFixture".format(obj)
raise TypeError(message)
def get_neutron_client(session=None, shared=True, init_client=None,
manager=None):
manager = manager or CLIENTS
client = manager.get_client(session=session, shared=shared,
init_client=init_client)
tobiko.setup_fixture(client)
return client.client
_RAISE_ERROR = object()
def find_network(client=None, unique=False, default=_RAISE_ERROR,
**attributes):
"""Look for a network matching some property values"""
networks = list_networks(client=client, **attributes)
if default is _RAISE_ERROR or networks:
if unique:
return networks.unique
else:
return networks.first
else:
return default
def find_port(client=None, unique=False, default=_RAISE_ERROR, **attributes):
"""Look for a port matching some property values"""
ports = list_ports(client=client, **attributes)
if default is _RAISE_ERROR or ports:
if unique:
return ports.unique
else:
return ports.first
else:
return default
def find_subnet(client=None, unique=False, default=_RAISE_ERROR, **attributes):
"""Look for a subnet matching some property values"""
subnets = list_subnets(client=client, **attributes)
if default is _RAISE_ERROR or subnets:
if unique:
return subnets.unique
else:
return subnets.first
else:
return default
def list_networks(client=None, **params):
networks = neutron_client(client).list_networks(**params)['networks']
return tobiko.select(networks)
def list_ports(client=None, **params):
ports = neutron_client(client).list_ports(**params)['ports']
return tobiko.select(ports)
def list_subnets(client=None, **params):
subnets = neutron_client(client).list_subnets(**params)
if isinstance(subnets, collections.Mapping):
subnets = subnets['subnets']
return tobiko.select(subnets)
def list_agents(client=None, **params):
agents = neutron_client(client).list_agents(**params)
if isinstance(agents, collections.Mapping):
agents = agents['agents']
return tobiko.select(agents)
def list_subnet_cidrs(client=None, **params):
return tobiko.select(netaddr.IPNetwork(subnet['cidr'])
for subnet in list_subnets(client=client, **params))
def get_floating_ip(floating_ip, client=None, **params):
floating_ip = neutron_client(client).show_floatingip(floating_ip, **params)
return floating_ip['floatingip']
def get_network(network, client=None, **params):
try:
return neutron_client(client).show_network(network,
**params)['network']
except neutronclient.exceptions.NotFound as ex:
raise NoSuchNetwork(id=network) from ex
def get_port(port, client=None, **params):
try:
return neutron_client(client).show_port(port, **params)['port']
except neutronclient.exceptions.NotFound as ex:
raise NoSuchPort(id=port) from ex
def get_router(router, client=None, **params):
try:
return neutron_client(client).show_router(router, **params)['router']
except neutronclient.exceptions.NotFound as ex:
raise NoSuchRouter(id=router) from ex
def get_subnet(subnet, client=None, **params):
try:
return neutron_client(client).show_subnet(subnet, **params)['subnet']
except neutronclient.exceptions.NotFound as ex:
raise NoSuchSubnet(id=subnet) from ex
def list_l3_agent_hosting_routers(router, client=None, **params):
agents = neutron_client(client).list_l3_agent_hosting_routers(
router, **params)
if isinstance(agents, collections.Mapping):
agents = agents['agents']
return tobiko.select(agents)
def find_l3_agent_hosting_router(router, client=None, unique=False,
default=_RAISE_ERROR, **params):
agents = list_l3_agent_hosting_routers(router=router, client=client,
**params)
if default is _RAISE_ERROR or agents:
if unique:
return agents.unique
else:
return agents.first
else:
return default
def list_dhcp_agent_hosting_network(network, client=None, **params):
agents = neutron_client(client).list_dhcp_agent_hosting_networks(
network, **params)
if isinstance(agents, collections.Mapping):
agents = agents['agents']
return tobiko.select(agents)
class NoSuchNetwork(tobiko.ObjectNotFound):
message = "No such network found for {id!r}"
class NoSuchPort(tobiko.ObjectNotFound):
message = "No such port found for {id!r}"
class NoSuchRouter(tobiko.ObjectNotFound):
message = "No such router found for {id!r}"
class NoSuchSubnet(tobiko.ObjectNotFound):
message = "No such subnet found for {id!r}"