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zaza-openstack-tests/zaza/openstack/charm_tests/neutron/setup.py
2023-01-11 15:39:15 +00:00

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6.1 KiB
Python

# Copyright 2018 Canonical Ltd.
#
# 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.
"""Setup for Neutron deployments."""
import functools
import logging
from zaza.openstack.configure import (
network,
)
from zaza.openstack.utilities import (
cli as cli_utils,
generic as generic_utils,
openstack as openstack_utils,
)
import zaza.utilities.juju as juju_utils
import zaza.charm_lifecycle.utils as lifecycle_utils
# The overcloud network configuration settings are declared.
# These are the network configuration settings under test.
OVERCLOUD_NETWORK_CONFIG = {
"network_type": "gre",
"router_name": openstack_utils.PROVIDER_ROUTER,
"ip_version": "4",
"address_scope": "public",
"external_net_name": openstack_utils.EXT_NET,
"external_subnet_name": openstack_utils.EXT_NET_SUBNET,
"prefix_len": "24",
"subnetpool_name": "pooled_subnets",
"subnetpool_prefix": "192.168.0.0/16",
"project_net_name": openstack_utils.PRIVATE_NET,
"project_subnet_name": openstack_utils.PRIVATE_NET_SUBNET,
}
OVERCLOUD_PROVIDER_VLAN_NETWORK_CONFIG = {
"provider_vlan_net_name": "provider_vlan",
"provider_vlan_subnet_name": "provider_vlan_subnet",
"provider_vlan_cidr": "10.42.33.0/24",
"provider_vlan_id": "2933",
}
# The undercloud network configuration settings are substrate specific to
# the environment where the tests are being executed. These settings may be
# overridden by environment variables. See the doc string documentation for
# zaza.openstack.utilities.generic_utils.get_undercloud_env_vars for the
# environment variables required to be exported and available to zaza.
# These are default settings provided as an example.
DEFAULT_UNDERCLOUD_NETWORK_CONFIG = {
"start_floating_ip": "10.5.150.0",
"end_floating_ip": "10.5.150.254",
"external_dns": "10.5.0.2",
"external_net_cidr": "10.5.0.0/16",
"default_gateway": "10.5.0.1",
}
def undercloud_and_charm_setup(limit_gws=None):
"""Perform undercloud and charm setup for network plumbing.
:param limit_gws: Limit the number of gateways that get a port attached
:type limit_gws: int
"""
# Get network configuration settings
network_config = {}
# Default undercloud settings
network_config.update(DEFAULT_UNDERCLOUD_NETWORK_CONFIG)
# Environment specific settings
network_config.update(generic_utils.get_undercloud_env_vars())
# Get optional use_juju_wait for network option
options = (lifecycle_utils
.get_charm_config(fatal=False)
.get('configure_options', {}))
use_juju_wait = options.get(
'configure_gateway_ext_port_use_juju_wait', True)
# Handle network for OpenStack-on-OpenStack scenarios
provider_type = juju_utils.get_provider_type()
if provider_type == "openstack":
undercloud_ks_sess = openstack_utils.get_undercloud_keystone_session()
network.setup_gateway_ext_port(network_config,
keystone_session=undercloud_ks_sess,
limit_gws=limit_gws,
use_juju_wait=use_juju_wait)
elif provider_type == "maas":
# NOTE(fnordahl): After validation of the MAAS+Netplan Open vSwitch
# integration support, we would most likely want to add multiple modes
# of operation with MAAS.
#
# Perform charm based OVS configuration
openstack_utils.configure_charmed_openstack_on_maas(
network_config, limit_gws=limit_gws)
else:
logging.warning('Unknown Juju provider type, "{}", will not perform'
' charm network configuration.'
.format(provider_type))
def basic_overcloud_network(limit_gws=None):
"""Run setup for neutron networking.
Configure the following:
The overcloud network using subnet pools
:param limit_gws: Limit the number of gateways that get a port attached
:type limit_gws: int
"""
cli_utils.setup_logging()
# Get network configuration settings
network_config = {}
# Declared overcloud settings
network_config.update(OVERCLOUD_NETWORK_CONFIG)
# Default undercloud settings
network_config.update(DEFAULT_UNDERCLOUD_NETWORK_CONFIG)
# Environment specific settings
network_config.update(generic_utils.get_undercloud_env_vars())
# Get keystone session
keystone_session = openstack_utils.get_overcloud_keystone_session()
# Perform undercloud and charm setup for network plumbing
undercloud_and_charm_setup(limit_gws=limit_gws)
# Configure the overcloud network
network.setup_sdn(network_config, keystone_session=keystone_session)
def vlan_provider_overcloud_network():
"""Run setup to create a VLAN provider network."""
cli_utils.setup_logging()
# Get network configuration settings
network_config = {}
# Declared overcloud settings
network_config.update(OVERCLOUD_NETWORK_CONFIG)
# Declared provider vlan overcloud settings
network_config.update(OVERCLOUD_PROVIDER_VLAN_NETWORK_CONFIG)
# Environment specific settings
network_config.update(generic_utils.get_undercloud_env_vars())
# Get keystone session
keystone_session = openstack_utils.get_overcloud_keystone_session()
# Configure the overcloud network
network.setup_sdn_provider_vlan(network_config,
keystone_session=keystone_session)
# Configure function to get one gateway with external network
overcloud_network_one_gw = functools.partial(
basic_overcloud_network,
limit_gws=1)
# Configure function to get two gateways with external network
overcloud_network_two_gws = functools.partial(
basic_overcloud_network,
limit_gws=2)