8f0a303443
H302 violation is reported by flake8 when importing separated objects from
modules instead of importing the whole module.
e.g. from package.module import function
function()
is changed to
from package import module
module.function()
Change-Id: I83372124f4fba7b94bbfb4a56a0c0ef779ee237f
Partial-Bug: #1291032
668 lines
26 KiB
Python
668 lines
26 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013 VMware, Inc
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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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# @author: Kaiwei Fan, VMware, Inc.
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# @author: Bo Link, VMware, Inc.
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from neutron.openstack.common import excutils
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from neutron.openstack.common import jsonutils
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from neutron.openstack.common import log as logging
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from neutron.plugins.vmware.common import utils
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from neutron.plugins.vmware.vshield.common import (
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constants as vcns_const)
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from neutron.plugins.vmware.vshield.common import constants as common_constants
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from neutron.plugins.vmware.vshield.common import exceptions
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from neutron.plugins.vmware.vshield.tasks import constants
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from neutron.plugins.vmware.vshield.tasks import tasks
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LOG = logging.getLogger(__name__)
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class EdgeApplianceDriver(object):
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def __init__(self):
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# store the last task per edge that has the latest config
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self.updated_task = {
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'nat': {},
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'route': {},
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}
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def _assemble_edge(self, name, appliance_size="compact",
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deployment_container_id=None, datacenter_moid=None,
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enable_aesni=True, hypervisor_assist=False,
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enable_fips=False, remote_access=False):
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edge = {
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'name': name,
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'fqdn': name,
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'hypervisorAssist': hypervisor_assist,
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'type': 'gatewayServices',
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'enableAesni': enable_aesni,
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'enableFips': enable_fips,
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'cliSettings': {
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'remoteAccess': remote_access
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},
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'appliances': {
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'applianceSize': appliance_size
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},
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'vnics': {
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'vnics': []
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}
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}
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if deployment_container_id:
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edge['appliances']['deploymentContainerId'] = (
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deployment_container_id)
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if datacenter_moid:
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edge['datacenterMoid'] = datacenter_moid,
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return edge
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def _assemble_edge_appliance(self, resource_pool_id, datastore_id):
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appliance = {}
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if resource_pool_id:
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appliance['resourcePoolId'] = resource_pool_id
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if datastore_id:
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appliance['datastoreId'] = datastore_id
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return appliance
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def _assemble_edge_vnic(self, name, index, portgroup_id,
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primary_address=None, subnet_mask=None,
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secondary=None,
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type="internal",
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enable_proxy_arp=False,
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enable_send_redirects=True,
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is_connected=True,
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mtu=1500):
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vnic = {
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'index': index,
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'name': name,
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'type': type,
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'portgroupId': portgroup_id,
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'mtu': mtu,
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'enableProxyArp': enable_proxy_arp,
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'enableSendRedirects': enable_send_redirects,
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'isConnected': is_connected
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}
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if primary_address and subnet_mask:
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address_group = {
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'primaryAddress': primary_address,
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'subnetMask': subnet_mask
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}
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if secondary:
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address_group['secondaryAddresses'] = {
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'ipAddress': secondary,
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'type': 'IpAddressesDto'
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}
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vnic['addressGroups'] = {
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'addressGroups': [address_group]
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}
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return vnic
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def _edge_status_to_level(self, status):
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if status == 'GREEN':
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status_level = common_constants.RouterStatus.ROUTER_STATUS_ACTIVE
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elif status in ('GREY', 'YELLOW'):
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status_level = common_constants.RouterStatus.ROUTER_STATUS_DOWN
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else:
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status_level = common_constants.RouterStatus.ROUTER_STATUS_ERROR
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return status_level
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def _enable_loadbalancer(self, edge):
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if not edge.get('featureConfigs') or (
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not edge['featureConfigs'].get('features')):
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edge['featureConfigs'] = {'features': []}
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edge['featureConfigs']['features'].append(
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{'featureType': 'loadbalancer_4.0',
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'enabled': True})
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def get_edge_status(self, edge_id):
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try:
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response = self.vcns.get_edge_status(edge_id)[1]
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status_level = self._edge_status_to_level(
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response['edgeStatus'])
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except exceptions.VcnsApiException as e:
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LOG.exception(_("VCNS: Failed to get edge status:\n%s"),
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e.response)
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status_level = common_constants.RouterStatus.ROUTER_STATUS_ERROR
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try:
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desc = jsonutils.loads(e.response)
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if desc.get('errorCode') == (
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vcns_const.VCNS_ERROR_CODE_EDGE_NOT_RUNNING):
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status_level = (
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common_constants.RouterStatus.ROUTER_STATUS_DOWN)
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except ValueError:
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LOG.exception(e.response)
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return status_level
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def get_edges_statuses(self):
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edges_status_level = {}
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edges = self._get_edges()
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for edge in edges['edgePage'].get('data', []):
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edge_id = edge['id']
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status = edge['edgeStatus']
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edges_status_level[edge_id] = self._edge_status_to_level(status)
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return edges_status_level
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def _update_interface(self, task):
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edge_id = task.userdata['edge_id']
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config = task.userdata['config']
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LOG.debug(_("VCNS: start updating vnic %s"), config)
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try:
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self.vcns.update_interface(edge_id, config)
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except exceptions.VcnsApiException as e:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: Failed to update vnic %(config)s:\n"
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"%(response)s"), {
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'config': config,
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'response': e.response})
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except Exception:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: Failed to update vnic %d"),
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config['index'])
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return constants.TaskStatus.COMPLETED
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def update_interface(self, router_id, edge_id, index, network,
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address=None, netmask=None, secondary=None,
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jobdata=None):
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LOG.debug(_("VCNS: update vnic %(index)d: %(addr)s %(netmask)s"), {
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'index': index, 'addr': address, 'netmask': netmask})
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if index == vcns_const.EXTERNAL_VNIC_INDEX:
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name = vcns_const.EXTERNAL_VNIC_NAME
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intf_type = 'uplink'
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elif index == vcns_const.INTERNAL_VNIC_INDEX:
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name = vcns_const.INTERNAL_VNIC_NAME
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intf_type = 'internal'
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else:
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msg = _("Vnic %d currently not supported") % index
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raise exceptions.VcnsGeneralException(msg)
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config = self._assemble_edge_vnic(
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name, index, network, address, netmask, secondary, type=intf_type)
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userdata = {
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'edge_id': edge_id,
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'config': config,
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'jobdata': jobdata
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}
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task_name = "update-interface-%s-%d" % (edge_id, index)
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task = tasks.Task(task_name, router_id,
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self._update_interface, userdata=userdata)
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task.add_result_monitor(self.callbacks.interface_update_result)
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self.task_manager.add(task)
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return task
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def _deploy_edge(self, task):
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userdata = task.userdata
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name = userdata['router_name']
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LOG.debug(_("VCNS: start deploying edge %s"), name)
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request = userdata['request']
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try:
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header = self.vcns.deploy_edge(request)[0]
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objuri = header['location']
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job_id = objuri[objuri.rfind("/") + 1:]
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response = self.vcns.get_edge_id(job_id)[1]
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edge_id = response['edgeId']
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LOG.debug(_("VCNS: deploying edge %s"), edge_id)
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userdata['edge_id'] = edge_id
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status = constants.TaskStatus.PENDING
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except exceptions.VcnsApiException:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: deploy edge failed for router %s."),
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name)
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return status
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def _status_edge(self, task):
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edge_id = task.userdata['edge_id']
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try:
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response = self.vcns.get_edge_deploy_status(edge_id)[1]
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task.userdata['retries'] = 0
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system_status = response.get('systemStatus', None)
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if system_status is None:
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status = constants.TaskStatus.PENDING
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elif system_status == 'good':
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status = constants.TaskStatus.COMPLETED
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else:
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status = constants.TaskStatus.ERROR
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except exceptions.VcnsApiException:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: Edge %s status query failed."), edge_id)
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except Exception:
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retries = task.userdata.get('retries', 0) + 1
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if retries < 3:
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task.userdata['retries'] = retries
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msg = _("VCNS: Unable to retrieve edge %(edge_id)s status. "
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"Retry %(retries)d.") % {
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'edge_id': edge_id,
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'retries': retries}
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LOG.exception(msg)
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status = constants.TaskStatus.PENDING
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else:
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msg = _("VCNS: Unable to retrieve edge %s status. "
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"Abort.") % edge_id
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LOG.exception(msg)
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status = constants.TaskStatus.ERROR
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LOG.debug(_("VCNS: Edge %s status"), edge_id)
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return status
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def _result_edge(self, task):
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router_name = task.userdata['router_name']
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edge_id = task.userdata.get('edge_id')
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if task.status != constants.TaskStatus.COMPLETED:
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LOG.error(_("VCNS: Failed to deploy edge %(edge_id)s "
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"for %(name)s, status %(status)d"), {
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'edge_id': edge_id,
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'name': router_name,
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'status': task.status
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})
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else:
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LOG.debug(_("VCNS: Edge %(edge_id)s deployed for "
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"router %(name)s"), {
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'edge_id': edge_id, 'name': router_name
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})
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def _delete_edge(self, task):
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edge_id = task.userdata['edge_id']
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LOG.debug(_("VCNS: start destroying edge %s"), edge_id)
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status = constants.TaskStatus.COMPLETED
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if edge_id:
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try:
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self.vcns.delete_edge(edge_id)
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except exceptions.ResourceNotFound:
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pass
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except exceptions.VcnsApiException as e:
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msg = _("VCNS: Failed to delete %(edge_id)s:\n"
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"%(response)s") % {
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'edge_id': edge_id, 'response': e.response}
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LOG.exception(msg)
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status = constants.TaskStatus.ERROR
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except Exception:
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LOG.exception(_("VCNS: Failed to delete %s"), edge_id)
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status = constants.TaskStatus.ERROR
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return status
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def _get_edges(self):
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try:
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return self.vcns.get_edges()[1]
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except exceptions.VcnsApiException as e:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: Failed to get edges:\n%s"), e.response)
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def deploy_edge(self, router_id, name, internal_network, jobdata=None,
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wait_for_exec=False, loadbalancer_enable=True):
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task_name = 'deploying-%s' % name
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edge_name = name
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edge = self._assemble_edge(
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edge_name, datacenter_moid=self.datacenter_moid,
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deployment_container_id=self.deployment_container_id,
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appliance_size='large', remote_access=True)
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appliance = self._assemble_edge_appliance(self.resource_pool_id,
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self.datastore_id)
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if appliance:
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edge['appliances']['appliances'] = [appliance]
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vnic_external = self._assemble_edge_vnic(
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vcns_const.EXTERNAL_VNIC_NAME, vcns_const.EXTERNAL_VNIC_INDEX,
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self.external_network, type="uplink")
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edge['vnics']['vnics'].append(vnic_external)
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vnic_inside = self._assemble_edge_vnic(
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vcns_const.INTERNAL_VNIC_NAME, vcns_const.INTERNAL_VNIC_INDEX,
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internal_network,
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vcns_const.INTEGRATION_EDGE_IPADDRESS,
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vcns_const.INTEGRATION_SUBNET_NETMASK,
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type="internal")
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edge['vnics']['vnics'].append(vnic_inside)
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if loadbalancer_enable:
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self._enable_loadbalancer(edge)
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userdata = {
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'request': edge,
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'router_name': name,
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'jobdata': jobdata
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}
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task = tasks.Task(task_name, router_id,
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self._deploy_edge,
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status_callback=self._status_edge,
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result_callback=self._result_edge,
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userdata=userdata)
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task.add_executed_monitor(self.callbacks.edge_deploy_started)
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task.add_result_monitor(self.callbacks.edge_deploy_result)
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self.task_manager.add(task)
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if wait_for_exec:
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# wait until the deploy task is executed so edge_id is available
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task.wait(constants.TaskState.EXECUTED)
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return task
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def delete_edge(self, router_id, edge_id, jobdata=None):
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task_name = 'delete-%s' % edge_id
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userdata = {
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'router_id': router_id,
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'edge_id': edge_id,
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'jobdata': jobdata
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}
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task = tasks.Task(task_name, router_id, self._delete_edge,
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userdata=userdata)
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task.add_result_monitor(self.callbacks.edge_delete_result)
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self.task_manager.add(task)
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return task
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def _assemble_nat_rule(self, action, original_address,
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translated_address,
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vnic_index=vcns_const.EXTERNAL_VNIC_INDEX,
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enabled=True):
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nat_rule = {}
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nat_rule['action'] = action
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nat_rule['vnic'] = vnic_index
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nat_rule['originalAddress'] = original_address
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nat_rule['translatedAddress'] = translated_address
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nat_rule['enabled'] = enabled
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return nat_rule
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def get_nat_config(self, edge_id):
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try:
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return self.vcns.get_nat_config(edge_id)[1]
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except exceptions.VcnsApiException as e:
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with excutils.save_and_reraise_exception():
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LOG.exception(_("VCNS: Failed to get nat config:\n%s"),
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e.response)
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def _create_nat_rule(self, task):
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# TODO(fank): use POST for optimization
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# return rule_id for future reference
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rule = task.userdata['rule']
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LOG.debug(_("VCNS: start creating nat rules: %s"), rule)
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edge_id = task.userdata['edge_id']
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nat = self.get_nat_config(edge_id)
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location = task.userdata['location']
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del nat['version']
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if location is None or location == vcns_const.APPEND:
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nat['rules']['natRulesDtos'].append(rule)
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else:
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nat['rules']['natRulesDtos'].insert(location, rule)
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try:
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self.vcns.update_nat_config(edge_id, nat)
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status = constants.TaskStatus.COMPLETED
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except exceptions.VcnsApiException as e:
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LOG.exception(_("VCNS: Failed to create snat rule:\n%s"),
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e.response)
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status = constants.TaskStatus.ERROR
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return status
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def create_snat_rule(self, router_id, edge_id, src, translated,
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jobdata=None, location=None):
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LOG.debug(_("VCNS: create snat rule %(src)s/%(translated)s"), {
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'src': src, 'translated': translated})
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snat_rule = self._assemble_nat_rule("snat", src, translated)
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userdata = {
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'router_id': router_id,
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'edge_id': edge_id,
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'rule': snat_rule,
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'location': location,
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'jobdata': jobdata
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}
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task_name = "create-snat-%s-%s-%s" % (edge_id, src, translated)
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task = tasks.Task(task_name, router_id, self._create_nat_rule,
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userdata=userdata)
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task.add_result_monitor(self.callbacks.snat_create_result)
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self.task_manager.add(task)
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return task
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def _delete_nat_rule(self, task):
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# TODO(fank): pass in rule_id for optimization
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# handle routes update for optimization
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edge_id = task.userdata['edge_id']
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address = task.userdata['address']
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addrtype = task.userdata['addrtype']
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LOG.debug(_("VCNS: start deleting %(type)s rules: %(addr)s"), {
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'type': addrtype, 'addr': address})
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nat = self.get_nat_config(edge_id)
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del nat['version']
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status = constants.TaskStatus.COMPLETED
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for nat_rule in nat['rules']['natRulesDtos']:
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if nat_rule[addrtype] == address:
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rule_id = nat_rule['ruleId']
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try:
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self.vcns.delete_nat_rule(edge_id, rule_id)
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except exceptions.VcnsApiException as e:
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LOG.exception(_("VCNS: Failed to delete snat rule:\n"
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"%s"), e.response)
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status = constants.TaskStatus.ERROR
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return status
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def delete_snat_rule(self, router_id, edge_id, src, jobdata=None):
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LOG.debug(_("VCNS: delete snat rule %s"), src)
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userdata = {
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'edge_id': edge_id,
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'address': src,
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'addrtype': 'originalAddress',
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'jobdata': jobdata
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}
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task_name = "delete-snat-%s-%s" % (edge_id, src)
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task = tasks.Task(task_name, router_id, self._delete_nat_rule,
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userdata=userdata)
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task.add_result_monitor(self.callbacks.snat_delete_result)
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self.task_manager.add(task)
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return task
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def create_dnat_rule(self, router_id, edge_id, dst, translated,
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jobdata=None, location=None):
|
|
# TODO(fank): use POST for optimization
|
|
# return rule_id for future reference
|
|
LOG.debug(_("VCNS: create dnat rule %(dst)s/%(translated)s"), {
|
|
'dst': dst, 'translated': translated})
|
|
dnat_rule = self._assemble_nat_rule(
|
|
"dnat", dst, translated)
|
|
userdata = {
|
|
'router_id': router_id,
|
|
'edge_id': edge_id,
|
|
'rule': dnat_rule,
|
|
'location': location,
|
|
'jobdata': jobdata
|
|
}
|
|
task_name = "create-dnat-%s-%s-%s" % (edge_id, dst, translated)
|
|
task = tasks.Task(task_name, router_id, self._create_nat_rule,
|
|
userdata=userdata)
|
|
task.add_result_monitor(self.callbacks.dnat_create_result)
|
|
self.task_manager.add(task)
|
|
return task
|
|
|
|
def delete_dnat_rule(self, router_id, edge_id, translated,
|
|
jobdata=None):
|
|
# TODO(fank): pass in rule_id for optimization
|
|
LOG.debug(_("VCNS: delete dnat rule %s"), translated)
|
|
userdata = {
|
|
'edge_id': edge_id,
|
|
'address': translated,
|
|
'addrtype': 'translatedAddress',
|
|
'jobdata': jobdata
|
|
}
|
|
task_name = "delete-dnat-%s-%s" % (edge_id, translated)
|
|
task = tasks.Task(task_name, router_id, self._delete_nat_rule,
|
|
userdata=userdata)
|
|
task.add_result_monitor(self.callbacks.dnat_delete_result)
|
|
self.task_manager.add(task)
|
|
return task
|
|
|
|
def _update_nat_rule(self, task):
|
|
# TODO(fank): use POST for optimization
|
|
# return rule_id for future reference
|
|
edge_id = task.userdata['edge_id']
|
|
if task != self.updated_task['nat'][edge_id]:
|
|
# this task does not have the latest config, abort now
|
|
# for speedup
|
|
return constants.TaskStatus.ABORT
|
|
|
|
rules = task.userdata['rules']
|
|
LOG.debug(_("VCNS: start updating nat rules: %s"), rules)
|
|
|
|
nat = {
|
|
'featureType': 'nat',
|
|
'rules': {
|
|
'natRulesDtos': rules
|
|
}
|
|
}
|
|
|
|
try:
|
|
self.vcns.update_nat_config(edge_id, nat)
|
|
status = constants.TaskStatus.COMPLETED
|
|
except exceptions.VcnsApiException as e:
|
|
LOG.exception(_("VCNS: Failed to create snat rule:\n%s"),
|
|
e.response)
|
|
status = constants.TaskStatus.ERROR
|
|
|
|
return status
|
|
|
|
def update_nat_rules(self, router_id, edge_id, snats, dnats,
|
|
jobdata=None):
|
|
LOG.debug(_("VCNS: update nat rule\n"
|
|
"SNAT:%(snat)s\n"
|
|
"DNAT:%(dnat)s\n"), {
|
|
'snat': snats, 'dnat': dnats})
|
|
nat_rules = []
|
|
|
|
for dnat in dnats:
|
|
nat_rules.append(self._assemble_nat_rule(
|
|
'dnat', dnat['dst'], dnat['translated']))
|
|
nat_rules.append(self._assemble_nat_rule(
|
|
'snat', dnat['translated'], dnat['dst']))
|
|
|
|
for snat in snats:
|
|
nat_rules.append(self._assemble_nat_rule(
|
|
'snat', snat['src'], snat['translated']))
|
|
|
|
userdata = {
|
|
'edge_id': edge_id,
|
|
'rules': nat_rules,
|
|
'jobdata': jobdata,
|
|
}
|
|
task_name = "update-nat-%s" % edge_id
|
|
task = tasks.Task(task_name, router_id, self._update_nat_rule,
|
|
userdata=userdata)
|
|
task.add_result_monitor(self.callbacks.nat_update_result)
|
|
self.updated_task['nat'][edge_id] = task
|
|
self.task_manager.add(task)
|
|
return task
|
|
|
|
def _update_routes(self, task):
|
|
edge_id = task.userdata['edge_id']
|
|
if (task != self.updated_task['route'][edge_id] and
|
|
task.userdata.get('skippable', True)):
|
|
# this task does not have the latest config, abort now
|
|
# for speedup
|
|
return constants.TaskStatus.ABORT
|
|
gateway = task.userdata['gateway']
|
|
routes = task.userdata['routes']
|
|
LOG.debug(_("VCNS: start updating routes for %s"), edge_id)
|
|
static_routes = []
|
|
for route in routes:
|
|
static_routes.append({
|
|
"description": "",
|
|
"vnic": vcns_const.INTERNAL_VNIC_INDEX,
|
|
"network": route['cidr'],
|
|
"nextHop": route['nexthop']
|
|
})
|
|
request = {
|
|
"staticRoutes": {
|
|
"staticRoutes": static_routes
|
|
}
|
|
}
|
|
if gateway:
|
|
request["defaultRoute"] = {
|
|
"description": "default-gateway",
|
|
"gatewayAddress": gateway,
|
|
"vnic": vcns_const.EXTERNAL_VNIC_INDEX
|
|
}
|
|
try:
|
|
self.vcns.update_routes(edge_id, request)
|
|
status = constants.TaskStatus.COMPLETED
|
|
except exceptions.VcnsApiException as e:
|
|
LOG.exception(_("VCNS: Failed to update routes:\n%s"),
|
|
e.response)
|
|
status = constants.TaskStatus.ERROR
|
|
|
|
return status
|
|
|
|
def update_routes(self, router_id, edge_id, gateway, routes,
|
|
skippable=True, jobdata=None):
|
|
if gateway:
|
|
gateway = gateway.split('/')[0]
|
|
|
|
userdata = {
|
|
'edge_id': edge_id,
|
|
'gateway': gateway,
|
|
'routes': routes,
|
|
'skippable': skippable,
|
|
'jobdata': jobdata
|
|
}
|
|
task_name = "update-routes-%s" % (edge_id)
|
|
task = tasks.Task(task_name, router_id, self._update_routes,
|
|
userdata=userdata)
|
|
task.add_result_monitor(self.callbacks.routes_update_result)
|
|
self.updated_task['route'][edge_id] = task
|
|
self.task_manager.add(task)
|
|
return task
|
|
|
|
def create_lswitch(self, name, tz_config, tags=None,
|
|
port_isolation=False, replication_mode="service"):
|
|
lsconfig = {
|
|
'display_name': utils.check_and_truncate(name),
|
|
"tags": tags or [],
|
|
"type": "LogicalSwitchConfig",
|
|
"_schema": "/ws.v1/schema/LogicalSwitchConfig",
|
|
"transport_zones": tz_config
|
|
}
|
|
if port_isolation is bool:
|
|
lsconfig["port_isolation_enabled"] = port_isolation
|
|
if replication_mode:
|
|
lsconfig["replication_mode"] = replication_mode
|
|
|
|
response = self.vcns.create_lswitch(lsconfig)[1]
|
|
return response
|
|
|
|
def delete_lswitch(self, lswitch_id):
|
|
self.vcns.delete_lswitch(lswitch_id)
|
|
|
|
def get_loadbalancer_config(self, edge_id):
|
|
try:
|
|
header, response = self.vcns.get_loadbalancer_config(
|
|
edge_id)
|
|
except exceptions.VcnsApiException:
|
|
with excutils.save_and_reraise_exception():
|
|
LOG.exception(_("Failed to get service config"))
|
|
return response
|
|
|
|
def enable_service_loadbalancer(self, edge_id):
|
|
config = self.get_loadbalancer_config(
|
|
edge_id)
|
|
if not config['enabled']:
|
|
config['enabled'] = True
|
|
try:
|
|
self.vcns.enable_service_loadbalancer(edge_id, config)
|
|
except exceptions.VcnsApiException:
|
|
with excutils.save_and_reraise_exception():
|
|
LOG.exception(_("Failed to enable loadbalancer "
|
|
"service config"))
|