301 lines
8.7 KiB
Python
301 lines
8.7 KiB
Python
# Copyright (c) 2019 Red Hat, Inc.
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#
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import absolute_import
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import json
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import netaddr
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from oslo_log import log
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import tobiko
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from tobiko import config
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from tobiko.openstack import heat
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from tobiko.openstack import neutron
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from tobiko.openstack.stacks import _hot
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LOG = log.getLogger(__name__)
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CONF = config.CONF
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LOG = log.getLogger(__name__)
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class FloatingNetworkStackFixture(heat.HeatStackFixture):
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template = _hot.heat_template_file('neutron/floating_network.yaml')
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@property
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def external_name(self):
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return tobiko.tobiko_config().neutron.floating_network
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_external_network = None
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@property
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def external_network(self):
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network = self._external_network
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if network is None:
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self._external_network = network = find_external_network(
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name=self.external_name) or {}
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return network
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@property
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def external_id(self):
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network = self.external_network
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return network and network['id'] or None
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@property
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def has_external_id(self):
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return bool(self.external_id)
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@property
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def network_details(self):
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return neutron.get_network(self.network_id)
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@neutron.skip_if_missing_networking_extensions('port-security')
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class NetworkStackFixture(heat.HeatStackFixture):
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"""Heat stack for creating internal network with a router to external"""
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#: Heat template file
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template = _hot.heat_template_file('neutron/network.yaml')
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#: Disable port security by default for new network ports
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port_security_enabled = False
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@property
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def has_ipv4(self):
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"""Whenever to setup IPv4 subnet"""
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return bool(CONF.tobiko.neutron.ipv4_cidr)
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@property
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def ipv4_cidr(self):
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if self.has_ipv4:
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return neutron.new_ipv4_cidr(seed=self.fixture_name)
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else:
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return None
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@property
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def has_ipv6(self):
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"""Whenever to setup IPv6 subnet"""
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return bool(CONF.tobiko.neutron.ipv4_cidr)
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@property
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def ipv6_cidr(self):
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if self.has_ipv6:
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return neutron.new_ipv6_cidr(seed=self.fixture_name)
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else:
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return None
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@property
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def network_value_specs(self):
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"""Extra network creation parameters"""
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return {}
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floating_network_stack = tobiko.required_setup_fixture(
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FloatingNetworkStackFixture)
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@property
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def floating_network(self):
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"""Network ID where the Neutron floating IPs are created"""
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return self.floating_network_stack.network_id
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@property
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def gateway_network(self):
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"""Network ID where gateway routes packages to"""
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return self.floating_network
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ha = False
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@property
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def gateway_value_specs(self):
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value_specs = {}
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if self.has_l3_ha:
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value_specs.update(ha=(self.ha or False))
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return value_specs
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@property
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def has_gateway(self):
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"""Whenever to setup gateway router"""
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return bool(self.gateway_network)
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@property
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def has_net_mtu(self):
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"""Whenever can obtain network MTU value"""
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return neutron.has_networking_extensions('net-mtu')
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@property
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def has_l3_ha(self):
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"""Whenever can obtain gateway router HA value"""
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return neutron.has_networking_extensions('l3-ha')
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@property
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def network_details(self):
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return neutron.get_network(self.network_id)
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@property
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def ipv4_subnet_details(self):
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return neutron.get_subnet(self.ipv4_subnet_id)
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@property
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def ipv4_subnet_cidr(self):
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return netaddr.IPNetwork(self.ipv4_subnet_details['cidr'])
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@property
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def ipv4_subnet_gateway_ip(self):
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return netaddr.IPAddress(self.ipv4_subnet_details['gateway_ip'])
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@property
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def ipv4_dns_nameservers(self):
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return ','.join(CONF.tobiko.neutron.ipv4_dns_nameservers or [])
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@property
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def ipv6_subnet_details(self):
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return neutron.get_subnet(self.ipv6_subnet_id)
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@property
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def ipv6_subnet_cidr(self):
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return netaddr.IPNetwork(self.ipv6_subnet_details['cidr'])
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@property
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def ipv6_subnet_gateway_ip(self):
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return netaddr.IPAddress(self.ipv6_subnet_details['gateway_ip'])
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@property
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def ipv6_dns_nameservers(self):
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return ','.join(CONF.tobiko.neutron.ipv6_dns_nameservers or [])
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@property
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def gateway_details(self):
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return neutron.get_router(self.gateway_id)
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@property
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def external_gateway_ips(self):
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fixed_ips = self.gateway_details['external_gateway_info'][
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'external_fixed_ips']
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return tobiko.select(netaddr.IPAddress(fixed_ip['ip_address'])
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for fixed_ip in fixed_ips)
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@property
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def ipv4_gateway_ports(self):
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return neutron.list_ports(fixed_ips='subnet_id=' + self.ipv4_subnet_id,
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device_id=self.gateway_id,
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network_id=self.network_id)
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@property
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def ipv6_gateway_ports(self):
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return neutron.list_ports(fixed_ips='subnet_id=' + self.ipv6_subnet_id,
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device_id=self.gateway_id,
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network_id=self.network_id)
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@property
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def external_geteway_ports(self):
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return neutron.list_ports(device_id=self.gateway_id,
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network_id=self.gateway_network_id)
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@property
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def ipv4_gateway_addresses(self):
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ips = tobiko.Selection()
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for port in self.ipv4_gateway_ports:
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ips.extend(neutron.list_port_ip_addresses(port))
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return ips
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@property
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def ipv6_gateway_addresses(self):
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ips = tobiko.Selection()
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for port in self.ipv6_gateway_ports:
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ips.extend(neutron.list_port_ip_addresses(port))
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return ips
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@property
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def external_gateway_addresses(self):
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ips = tobiko.Selection()
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for port in self.external_geteway_ports:
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ips.extend(neutron.list_port_ip_addresses(port))
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return ips
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@property
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def gateway_network_details(self):
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return neutron.get_network(self.gateway_network_id)
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@neutron.skip_if_missing_networking_extensions('net-mtu-writable')
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class NetworkWithNetMtuWriteStackFixture(NetworkStackFixture):
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@property
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def custom_mtu_size(self):
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return CONF.tobiko.neutron.custom_mtu_size
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@property
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def network_value_specs(self):
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value_specs = super(NetworkWithNetMtuWriteStackFixture,
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self).network_value_specs
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return dict(value_specs, mtu=self.custom_mtu_size)
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@neutron.skip_if_missing_networking_extensions('security-group')
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class SecurityGroupsFixture(heat.HeatStackFixture):
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"""Heat stack with some security groups
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"""
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#: Heat template file
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template = _hot.heat_template_file('neutron/security_groups.yaml')
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def find_external_network(name=None):
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network = None
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if name:
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try:
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network = neutron.get_network(name)
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except neutron.NoSuchNetwork:
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LOG.debug('No such network with ID %r', name)
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if not network:
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params = {'router:external': True, "status": "ACTIVE"}
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if name:
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params['name'] = name
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try:
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network = neutron.find_network(**params)
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except tobiko.ObjectNotFound:
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LOG.exception('No such network (%s):',
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json.dumps(params, sort_keys=True))
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if name:
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message = ('No such external network with name or ID '
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'{!r}').format(name)
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raise ValueError(message)
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if network:
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LOG.debug('Found external network %r:\n%s',
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network['name'], json.dumps(network, indent=4,
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sort_keys=True))
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return network
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def get_floating_network_id():
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return tobiko.setup_fixture(FloatingNetworkStackFixture).network_id
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def get_floating_network():
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return tobiko.setup_fixture(FloatingNetworkStackFixture).network_details
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def has_floating_network():
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return tobiko.setup_fixture(FloatingNetworkStackFixture).has_network
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skip_if_missing_floating_network = tobiko.skip_unless(
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'Floating network not found', has_floating_network)
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