283 lines
10 KiB
Python
283 lines
10 KiB
Python
# Copyright (c) 2015 Thales Services SAS
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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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#
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import functools
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import netaddr
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import fixtures
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from neutron_lib import constants
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from neutronclient.common import exceptions
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from neutron.common import utils
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from neutron.extensions import portbindings
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def _safe_method(f):
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@functools.wraps(f)
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def delete(*args, **kwargs):
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try:
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return f(*args, **kwargs)
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except exceptions.NotFound:
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pass
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return delete
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class ClientFixture(fixtures.Fixture):
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"""Manage and cleanup neutron resources."""
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def __init__(self, client):
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super(ClientFixture, self).__init__()
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self.client = client
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def _create_resource(self, resource_type, spec):
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create = getattr(self.client, 'create_%s' % resource_type)
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delete = getattr(self.client, 'delete_%s' % resource_type)
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body = {resource_type: spec}
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resp = create(body=body)
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data = resp[resource_type]
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self.addCleanup(_safe_method(delete), data['id'])
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return data
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def create_router(self, tenant_id, name=None, ha=False,
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external_network=None):
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resource_type = 'router'
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name = name or utils.get_rand_name(prefix=resource_type)
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spec = {'tenant_id': tenant_id, 'name': name, 'ha': ha}
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if external_network:
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spec['external_gateway_info'] = {"network_id": external_network}
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return self._create_resource(resource_type, spec)
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def create_network(self, tenant_id, name=None, external=False):
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resource_type = 'network'
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name = name or utils.get_rand_name(prefix=resource_type)
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spec = {'tenant_id': tenant_id, 'name': name}
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spec['router:external'] = external
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return self._create_resource(resource_type, spec)
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def create_subnet(self, tenant_id, network_id,
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cidr, gateway_ip=None, name=None, enable_dhcp=True,
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ipv6_address_mode='slaac', ipv6_ra_mode='slaac'):
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resource_type = 'subnet'
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name = name or utils.get_rand_name(prefix=resource_type)
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ip_version = netaddr.IPNetwork(cidr).version
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spec = {'tenant_id': tenant_id, 'network_id': network_id, 'name': name,
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'cidr': cidr, 'enable_dhcp': enable_dhcp,
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'ip_version': ip_version}
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if ip_version == constants.IP_VERSION_6:
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spec['ipv6_address_mode'] = ipv6_address_mode
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spec['ipv6_ra_mode'] = ipv6_ra_mode
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if gateway_ip:
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spec['gateway_ip'] = gateway_ip
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return self._create_resource(resource_type, spec)
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def create_port(self, tenant_id, network_id, hostname=None,
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qos_policy_id=None, security_groups=None, **kwargs):
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spec = {
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'network_id': network_id,
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'tenant_id': tenant_id,
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}
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spec.update(kwargs)
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if hostname is not None:
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spec[portbindings.HOST_ID] = hostname
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if qos_policy_id:
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spec['qos_policy_id'] = qos_policy_id
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if security_groups:
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spec['security_groups'] = security_groups
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return self._create_resource('port', spec)
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def create_floatingip(self, tenant_id, floating_network_id,
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fixed_ip_address, port_id):
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spec = {
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'floating_network_id': floating_network_id,
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'tenant_id': tenant_id,
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'fixed_ip_address': fixed_ip_address,
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'port_id': port_id
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}
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return self._create_resource('floatingip', spec)
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def add_router_interface(self, router_id, subnet_id):
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body = {'subnet_id': subnet_id}
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router_interface_info = self.client.add_interface_router(
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router=router_id, body=body)
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self.addCleanup(_safe_method(self.client.remove_interface_router),
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router=router_id, body=body)
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return router_interface_info
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def create_qos_policy(self, tenant_id, name, description, shared):
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policy = self.client.create_qos_policy(
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body={'policy': {'name': name,
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'description': description,
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'shared': shared,
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'tenant_id': tenant_id}})
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def detach_and_delete_policy():
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qos_policy_id = policy['policy']['id']
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ports_with_policy = self.client.list_ports(
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qos_policy_id=qos_policy_id)['ports']
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for port in ports_with_policy:
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self.client.update_port(
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port['id'],
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body={'port': {'qos_policy_id': None}})
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self.client.delete_qos_policy(qos_policy_id)
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# NOTE: We'll need to add support for detaching from network once
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# create_network() supports qos_policy_id.
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self.addCleanup(_safe_method(detach_and_delete_policy))
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return policy['policy']
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def create_bandwidth_limit_rule(self, tenant_id, qos_policy_id, limit=None,
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burst=None):
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rule = {'tenant_id': tenant_id}
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if limit:
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rule['max_kbps'] = limit
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if burst:
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rule['max_burst_kbps'] = burst
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rule = self.client.create_bandwidth_limit_rule(
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policy=qos_policy_id,
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body={'bandwidth_limit_rule': rule})
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self.addCleanup(_safe_method(self.client.delete_bandwidth_limit_rule),
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rule['bandwidth_limit_rule']['id'],
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qos_policy_id)
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return rule['bandwidth_limit_rule']
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def create_dscp_marking_rule(self, tenant_id, qos_policy_id, dscp_mark=0):
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rule = {'tenant_id': tenant_id}
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if dscp_mark:
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rule['dscp_mark'] = dscp_mark
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rule = self.client.create_dscp_marking_rule(
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policy=qos_policy_id,
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body={'dscp_marking_rule': rule})
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self.addCleanup(_safe_method(self.client.delete_dscp_marking_rule),
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rule['dscp_marking_rule']['id'],
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qos_policy_id)
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return rule['dscp_marking_rule']
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def create_minimum_bandwidth_rule(self, tenant_id, qos_policy_id,
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min_bw=None):
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rule = {'tenant_id': tenant_id}
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if min_bw:
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rule['min_kbps'] = min_bw
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rule = self.client.create_minimum_bandwidth_rule(
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policy=qos_policy_id,
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body={'minimum_bandwidth_rule': rule})
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self.addCleanup(
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_safe_method(self.client.delete_minimum_bandwidth_rule),
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rule['minimum_bandwidth_rule']['id'],
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qos_policy_id)
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return rule['minimum_bandwidth_rule']
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def create_trunk(self, tenant_id, port_id, name=None,
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admin_state_up=None, sub_ports=None):
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"""Create a trunk via API.
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:param tenant_id: ID of the tenant.
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:param port_id: Parent port of trunk.
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:param name: Name of the trunk.
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:param admin_state_up: Admin state of the trunk.
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:param sub_ports: List of subport dictionaries in format
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{'port_id': <ID of neutron port for subport>,
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'segmentation_type': 'vlan',
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'segmentation_id': <VLAN tag>}
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:return: Dictionary with trunk's data returned from Neutron API.
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"""
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spec = {
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'port_id': port_id,
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'tenant_id': tenant_id,
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}
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if name is not None:
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spec['name'] = name
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if sub_ports is not None:
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spec['sub_ports'] = sub_ports
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if admin_state_up is not None:
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spec['admin_state_up'] = admin_state_up
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trunk = self.client.create_trunk({'trunk': spec})['trunk']
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if sub_ports:
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self.addCleanup(
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_safe_method(self.trunk_remove_subports),
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tenant_id, trunk['id'], trunk['sub_ports'])
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self.addCleanup(_safe_method(self.client.delete_trunk), trunk['id'])
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return trunk
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def trunk_add_subports(self, tenant_id, trunk_id, sub_ports):
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"""Add subports to the trunk.
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:param tenant_id: ID of the tenant.
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:param trunk_id: ID of the trunk.
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:param sub_ports: List of subport dictionaries to be added in format
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{'port_id': <ID of neutron port for subport>,
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'segmentation_type': 'vlan',
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'segmentation_id': <VLAN tag>}
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"""
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spec = {
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'tenant_id': tenant_id,
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'sub_ports': sub_ports,
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}
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trunk = self.client.trunk_add_subports(trunk_id, spec)
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sub_ports_to_remove = [
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sub_port for sub_port in trunk['sub_ports']
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if sub_port in sub_ports]
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self.addCleanup(
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_safe_method(self.trunk_remove_subports), tenant_id, trunk_id,
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sub_ports_to_remove)
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def trunk_remove_subports(self, tenant_id, trunk_id, sub_ports):
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"""Remove subports from the trunk.
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:param trunk_id: ID of the trunk.
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:param sub_ports: List of subport port IDs.
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"""
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spec = {
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'tenant_id': tenant_id,
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'sub_ports': sub_ports,
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}
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return self.client.trunk_remove_subports(trunk_id, spec)
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def create_security_group(self, tenant_id, name=None):
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resource_type = 'security_group'
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name = name or utils.get_rand_name(prefix=resource_type)
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spec = {'tenant_id': tenant_id, 'name': name}
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return self._create_resource(resource_type, spec)
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def create_security_group_rule(self, tenant_id, security_group_id,
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**kwargs):
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resource_type = 'security_group_rule'
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spec = {'tenant_id': tenant_id,
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'security_group_id': security_group_id}
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spec.update(kwargs)
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return self._create_resource(resource_type, spec)
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