175 lines
6.1 KiB
Python
175 lines
6.1 KiB
Python
# Copyright 2018 Canonical Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Setup for Neutron deployments."""
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import functools
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import logging
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from zaza.openstack.configure import (
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network,
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)
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from zaza.openstack.utilities import (
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cli as cli_utils,
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generic as generic_utils,
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openstack as openstack_utils,
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)
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import zaza.utilities.juju as juju_utils
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import zaza.charm_lifecycle.utils as lifecycle_utils
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# The overcloud network configuration settings are declared.
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# These are the network configuration settings under test.
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OVERCLOUD_NETWORK_CONFIG = {
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"network_type": "gre",
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"router_name": openstack_utils.PROVIDER_ROUTER,
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"ip_version": "4",
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"address_scope": "public",
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"external_net_name": openstack_utils.EXT_NET,
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"external_subnet_name": openstack_utils.EXT_NET_SUBNET,
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"prefix_len": "24",
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"subnetpool_name": "pooled_subnets",
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"subnetpool_prefix": "192.168.0.0/16",
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"project_net_name": openstack_utils.PRIVATE_NET,
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"project_subnet_name": openstack_utils.PRIVATE_NET_SUBNET,
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}
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OVERCLOUD_PROVIDER_VLAN_NETWORK_CONFIG = {
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"provider_vlan_net_name": "provider_vlan",
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"provider_vlan_subnet_name": "provider_vlan_subnet",
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"provider_vlan_cidr": "10.42.33.0/24",
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"provider_vlan_id": "2933",
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}
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# The undercloud network configuration settings are substrate specific to
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# the environment where the tests are being executed. These settings may be
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# overridden by environment variables. See the doc string documentation for
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# zaza.openstack.utilities.generic_utils.get_undercloud_env_vars for the
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# environment variables required to be exported and available to zaza.
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# These are default settings provided as an example.
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DEFAULT_UNDERCLOUD_NETWORK_CONFIG = {
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"start_floating_ip": "10.5.150.0",
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"end_floating_ip": "10.5.150.254",
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"external_dns": "10.5.0.2",
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"external_net_cidr": "10.5.0.0/16",
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"default_gateway": "10.5.0.1",
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}
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def undercloud_and_charm_setup(limit_gws=None):
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"""Perform undercloud and charm setup for network plumbing.
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:param limit_gws: Limit the number of gateways that get a port attached
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:type limit_gws: int
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"""
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# Get network configuration settings
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network_config = {}
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# Default undercloud settings
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network_config.update(DEFAULT_UNDERCLOUD_NETWORK_CONFIG)
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# Environment specific settings
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network_config.update(generic_utils.get_undercloud_env_vars())
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# Get optional use_juju_wait for network option
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options = (lifecycle_utils
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.get_charm_config(fatal=False)
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.get('configure_options', {}))
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use_juju_wait = options.get(
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'configure_gateway_ext_port_use_juju_wait', True)
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# Handle network for OpenStack-on-OpenStack scenarios
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provider_type = juju_utils.get_provider_type()
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if provider_type == "openstack":
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undercloud_ks_sess = openstack_utils.get_undercloud_keystone_session()
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network.setup_gateway_ext_port(network_config,
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keystone_session=undercloud_ks_sess,
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limit_gws=limit_gws,
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use_juju_wait=use_juju_wait)
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elif provider_type == "maas":
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# NOTE(fnordahl): After validation of the MAAS+Netplan Open vSwitch
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# integration support, we would most likely want to add multiple modes
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# of operation with MAAS.
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#
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# Perform charm based OVS configuration
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openstack_utils.configure_charmed_openstack_on_maas(
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network_config, limit_gws=limit_gws)
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else:
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logging.warning('Unknown Juju provider type, "{}", will not perform'
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' charm network configuration.'
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.format(provider_type))
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def basic_overcloud_network(limit_gws=None):
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"""Run setup for neutron networking.
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Configure the following:
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The overcloud network using subnet pools
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:param limit_gws: Limit the number of gateways that get a port attached
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:type limit_gws: int
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"""
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cli_utils.setup_logging()
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# Get network configuration settings
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network_config = {}
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# Declared overcloud settings
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network_config.update(OVERCLOUD_NETWORK_CONFIG)
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# Default undercloud settings
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network_config.update(DEFAULT_UNDERCLOUD_NETWORK_CONFIG)
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# Environment specific settings
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network_config.update(generic_utils.get_undercloud_env_vars())
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# Get keystone session
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keystone_session = openstack_utils.get_overcloud_keystone_session()
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# Perform undercloud and charm setup for network plumbing
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undercloud_and_charm_setup(limit_gws=limit_gws)
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# Configure the overcloud network
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network.setup_sdn(network_config, keystone_session=keystone_session)
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def vlan_provider_overcloud_network():
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"""Run setup to create a VLAN provider network."""
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cli_utils.setup_logging()
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# Get network configuration settings
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network_config = {}
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# Declared overcloud settings
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network_config.update(OVERCLOUD_NETWORK_CONFIG)
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# Declared provider vlan overcloud settings
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network_config.update(OVERCLOUD_PROVIDER_VLAN_NETWORK_CONFIG)
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# Environment specific settings
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network_config.update(generic_utils.get_undercloud_env_vars())
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# Get keystone session
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keystone_session = openstack_utils.get_overcloud_keystone_session()
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# Configure the overcloud network
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network.setup_sdn_provider_vlan(network_config,
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keystone_session=keystone_session)
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# Configure function to get one gateway with external network
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overcloud_network_one_gw = functools.partial(
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basic_overcloud_network,
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limit_gws=1)
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# Configure function to get two gateways with external network
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overcloud_network_two_gws = functools.partial(
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basic_overcloud_network,
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limit_gws=2)
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