1183 lines
53 KiB
Python
1183 lines
53 KiB
Python
# 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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import copy
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import logging
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import socket
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import sys
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from barbicanclient.v1 import client as barbican
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from keystoneauth1 import identity
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from keystoneauth1 import session
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from neutronclient.common import exceptions as n_exc
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from neutronclient.v2_0 import client
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from octaviaclient.api.v2 import octavia
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from oslo_config import cfg
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import oslo_messaging as messaging
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from oslo_messaging.rpc import dispatcher
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from oslo_serialization import jsonutils
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from oslo_utils import encodeutils
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from neutron.common import config as neutron_config
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from neutron_lib import constants as nl_constants
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from octavia_lib.api.drivers import driver_lib
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from vmware_nsx.api_replay import utils
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from vmware_nsx.common import nsxv_constants
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from vmware_nsx.services.lbaas.octavia import constants as d_const
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LOG = logging.getLogger(__name__)
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LOG.setLevel(logging.INFO)
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# For internal testing only
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use_old_keystone_on_dest = False
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class ApiReplayClient(utils.PrepareObjectForMigration):
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def __init__(self,
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source_os_username, source_os_user_domain_id,
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source_os_tenant_name, source_os_tenant_domain_id,
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source_os_password, source_os_auth_url,
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dest_os_username, dest_os_user_domain_id,
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dest_os_tenant_name, dest_os_tenant_domain_id,
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dest_os_password, dest_os_auth_url, dest_os_endpoint_url,
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dest_plugin, use_old_keystone,
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octavia_os_username, octavia_os_user_domain_id,
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octavia_os_tenant_name, octavia_os_tenant_domain_id,
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octavia_os_password, octavia_os_auth_url,
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neutron_conf, ext_net_map, net_vni_map, int_vni_map,
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vif_ids_map, logfile, max_retry, cert_file):
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# Init config and logging
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if neutron_conf:
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neutron_config.init(args=['--config-file', neutron_conf])
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if logfile:
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f_handler = logging.FileHandler(logfile)
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f_formatter = logging.Formatter(
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'%(asctime)s %(levelname)s %(message)s')
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f_handler.setFormatter(f_formatter)
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LOG.addHandler(f_handler)
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self.max_retry = max_retry
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# connect to both clients
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if use_old_keystone:
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# Since we are not sure what keystone version will be used on the
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# source setup, we add an option to use the v2 client
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self.source_neutron = client.Client(
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username=source_os_username,
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tenant_name=source_os_tenant_name,
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password=source_os_password,
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auth_url=source_os_auth_url)
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else:
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self.source_neutron = self.connect_to_client(
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username=source_os_username,
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user_domain_id=source_os_user_domain_id,
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tenant_name=source_os_tenant_name,
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tenant_domain_id=source_os_tenant_domain_id,
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password=source_os_password,
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auth_url=source_os_auth_url,
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cert_file=cert_file)
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if use_old_keystone_on_dest:
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self.dest_neutron = client.Client(
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username=dest_os_username,
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tenant_name=dest_os_tenant_name,
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password=dest_os_password,
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auth_url=dest_os_auth_url)
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elif dest_os_endpoint_url:
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self.dest_neutron = self.connect_to_local_client(
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endpoint_url=dest_os_endpoint_url)
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else:
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self.dest_neutron = self.connect_to_client(
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username=dest_os_username,
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user_domain_id=dest_os_user_domain_id,
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tenant_name=dest_os_tenant_name,
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tenant_domain_id=dest_os_tenant_domain_id,
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password=dest_os_password,
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auth_url=dest_os_auth_url,
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cert_file=cert_file)
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if octavia_os_auth_url:
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self.octavia = self.connect_to_octavia(
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username=octavia_os_username,
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user_domain_id=octavia_os_user_domain_id,
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tenant_name=octavia_os_tenant_name,
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tenant_domain_id=octavia_os_tenant_domain_id,
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password=octavia_os_password,
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auth_url=octavia_os_auth_url,
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cert_file=cert_file)
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self.barbican = self.connect_to_barbican(
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username=octavia_os_username,
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user_domain_id=octavia_os_user_domain_id,
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tenant_name=octavia_os_tenant_name,
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tenant_domain_id=octavia_os_tenant_domain_id,
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password=octavia_os_password,
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auth_url=octavia_os_auth_url,
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cert_file=cert_file)
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else:
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self.octavia = None
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self.barbican = None
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self.dest_plugin = dest_plugin
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if ext_net_map:
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with open(ext_net_map, 'r') as myfile:
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data = myfile.read()
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self.ext_net_map = jsonutils.loads(data)
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else:
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self.ext_net_map = None
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if net_vni_map:
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with open(net_vni_map, 'r') as myfile:
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data = myfile.read()
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self.net_vni_map = jsonutils.loads(data)
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else:
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self.net_vni_map = None
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if int_vni_map:
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with open(int_vni_map, 'r') as myfile:
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data = myfile.read()
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self.int_vni_map = jsonutils.loads(data)
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else:
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self.int_vni_map = None
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if vif_ids_map:
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with open(vif_ids_map, 'r') as myfile:
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data = myfile.read()
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self.vif_ids_map = jsonutils.loads(data)
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else:
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self.vif_ids_map = None
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self.n_errors = 0
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self.errors = []
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LOG.info("Starting NSX migration to %s.", self.dest_plugin)
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# Migrate all the objects
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self.migrate_quotas()
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self.migrate_security_groups()
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self.migrate_qos_policies()
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routers_routes, routers_gw_info = self.migrate_routers()
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self.migrate_networks_subnets_ports(routers_gw_info)
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self.migrate_floatingips()
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self.migrate_routers_routes(routers_routes)
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self.migrate_fwaas()
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if self.octavia:
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self.migrate_octavia()
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if self.n_errors:
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LOG.error("NSX migration is Done with %s errors:", self.n_errors)
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for err in self.errors:
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LOG.error(err)
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else:
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LOG.info("NSX migration is Done with no errors")
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sys.exit(self.n_errors)
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def _get_session(self, username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file):
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auth = identity.Password(username=username,
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user_domain_id=user_domain_id,
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password=password,
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project_name=tenant_name,
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project_domain_id=tenant_domain_id,
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auth_url=auth_url)
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return session.Session(auth=auth, verify=cert_file)
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def connect_to_client(self, username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file):
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sess = self._get_session(username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file)
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neutron = client.Client(session=sess)
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return neutron
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def connect_to_local_client(self, endpoint_url):
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neutron = client.Client(endpoint_url=endpoint_url,
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insecure=True,
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auth_strategy='noauth')
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# test the connection:
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return neutron
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def connect_to_octavia(self, username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file):
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sess = self._get_session(username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file)
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endpoint = sess.get_endpoint(service_type='load-balancer')
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client_obj = octavia.OctaviaAPI(
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session=sess,
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service_type='load-balancer',
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endpoint=endpoint,
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)
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return client_obj
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def connect_to_barbican(self, username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file):
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sess = self._get_session(username, user_domain_id,
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tenant_name, tenant_domain_id,
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password, auth_url, cert_file)
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endpoint = sess.get_endpoint(service_type='key-manager')
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client_br = barbican.Client(
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session=sess,
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service_type='key-manager',
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endpoint=endpoint,
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)
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return client_br
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def find_subnet_by_id(self, subnet_id, subnets):
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for subnet in subnets:
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if subnet['id'] == subnet_id:
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return subnet
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def get_ports_on_network(self, network_id, ports):
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"""Returns all the ports on a given network_id."""
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ports_on_network = []
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for port in ports:
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if port['network_id'] == network_id:
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ports_on_network.append(port)
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return ports_on_network
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def have_id(self, id, groups):
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"""If the sg_id is in groups return true else false."""
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for group in groups:
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if id == group['id']:
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return group
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return False
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def add_error(self, msg):
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self.n_errors = self.n_errors + 1
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LOG.error(msg)
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self.errors.append(msg)
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def migrate_quotas(self):
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source_quotas = self.source_neutron.list_quotas()['quotas']
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dest_quotas = self.dest_neutron.list_quotas()['quotas']
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total_num = len(source_quotas)
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LOG.info("Migrating %s neutron quotas", total_num)
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for count, quota in enumerate(source_quotas, 1):
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dest_quota = self.have_id(quota['project_id'], dest_quotas)
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if dest_quota is False:
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body = self.prepare_quota(quota)
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try:
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new_quota = (self.dest_neutron.update_quota(
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quota['project_id'], {'quota': body}))
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LOG.info("created quota %(count)s/%(total)s: %(q)s",
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{'count': count, 'total': total_num,
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'q': new_quota})
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except Exception as e:
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self.add_error("Failed to create quota %(q)s: %(e)s" %
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{'q': quota, 'e': e})
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def migrate_qos_rule(self, dest_policy, source_rule):
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"""Add the QoS rule from the source to the QoS policy
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If there is already a rule of that type, skip it since
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the QoS policy can have only one rule of each type
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"""
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#TODO(asarfaty) also take rule direction into account once
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#ingress support is upstream
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rule_type = source_rule.get('type')
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dest_rules = dest_policy.get('rules')
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if dest_rules:
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for dest_rule in dest_rules:
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if dest_rule['type'] == rule_type:
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return
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pol_id = dest_policy['id']
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tenant_id = dest_policy.get('tenant_id')
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body = self.prepare_qos_rule(source_rule, tenant_id=tenant_id)
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try:
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if rule_type == 'bandwidth_limit':
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rule = self.dest_neutron.create_bandwidth_limit_rule(
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pol_id, body={'bandwidth_limit_rule': body})
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elif rule_type == 'dscp_marking':
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rule = self.dest_neutron.create_dscp_marking_rule(
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pol_id, body={'dscp_marking_rule': body})
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else:
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LOG.info("QoS rule type %(rule)s is not supported for policy "
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"%(pol)s",
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{'rule': rule_type, 'pol': pol_id})
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LOG.info("created QoS policy %s rule %s", pol_id, rule)
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except Exception as e:
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self.add_error("Failed to create QoS rule %(rule)s for policy "
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"%(pol)s: %(e)s" % {'rule': body, 'pol': pol_id,
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'e': e})
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def migrate_qos_policies(self):
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"""Migrates QoS policies from source to dest neutron."""
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# first fetch the QoS policies from both the
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# source and destination neutron server
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try:
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dest_qos_pols = self.dest_neutron.list_qos_policies()['policies']
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except n_exc.NotFound:
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# QoS disabled on dest
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LOG.info("QoS is disabled on destination: ignoring QoS policies")
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self.dest_qos_support = False
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return
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self.dest_qos_support = True
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try:
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source_qos_pols = self.source_neutron.list_qos_policies()[
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'policies']
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except n_exc.NotFound:
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# QoS disabled on source
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return
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for pol in source_qos_pols:
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dest_pol = self.have_id(pol['id'], dest_qos_pols)
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# If the policy already exists on the dest_neutron
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if dest_pol:
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# make sure all the QoS policy rules are there and
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# create them if not
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for qos_rule in pol['rules']:
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self.migrate_qos_rule(dest_pol, qos_rule)
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# dest server doesn't have the group so we create it here.
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else:
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qos_rules = pol.pop('rules')
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try:
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body = self.prepare_qos_policy(pol)
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new_pol = self.dest_neutron.create_qos_policy(
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body={'policy': body})
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self.check_and_apply_tags(
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self.dest_neutron, 'qos/policies',
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pol['id'], pol)
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except Exception as e:
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self.add_error("Failed to create QoS policy %(pol)s: "
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"%(e)s" % {'pol': pol['id'], 'e': e})
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continue
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else:
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LOG.info("Created QoS policy %s", new_pol)
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for qos_rule in qos_rules:
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self.migrate_qos_rule(new_pol['policy'], qos_rule)
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def migrate_security_groups(self):
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"""Migrates security groups from source to dest neutron."""
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# first fetch the security groups from both the
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# source and dest neutron server
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source_sec_groups = self.source_neutron.list_security_groups()
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dest_sec_groups = self.dest_neutron.list_security_groups()
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source_sec_groups = source_sec_groups['security_groups']
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dest_sec_groups = dest_sec_groups['security_groups']
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total_num = len(source_sec_groups)
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LOG.info("Migrating %s security groups", total_num)
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rules_dict = {}
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for count, sg in enumerate(source_sec_groups, 1):
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dest_sec_group = self.have_id(sg['id'], dest_sec_groups)
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# If the security group already exists on the dest_neutron
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if dest_sec_group:
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# make sure all the security group rules are there and
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# create them if not
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for sg_rule in sg['security_group_rules']:
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if(self.have_id(sg_rule['id'],
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dest_sec_group['security_group_rules'])
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is False):
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try:
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body = self.prepare_security_group_rule(sg_rule)
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self.dest_neutron.create_security_group_rule(
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{'security_group_rule': body})
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LOG.info("Created security group rule for SG "
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"%s: %s", sg.get('id'), sg_rule.get('id'))
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except n_exc.Conflict:
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# NOTE(arosen): when you create a default
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# security group it is automatically populated
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# with some rules. When we go to create the rules
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# that already exist because of a match an error
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# is raised here but that's okay.
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pass
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# dest server doesn't have the group so we create it here.
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else:
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sg_rules = sg.pop('security_group_rules')
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try:
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body = self.prepare_security_group(sg)
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new_sg = self.dest_neutron.create_security_group(
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{'security_group': body})
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self.check_and_apply_tags(
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self.dest_neutron, 'security-groups',
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sg['id'], sg)
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LOG.info("Created security-group %(count)s/%(total)s: "
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"%(sg)s",
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{'count': count, 'total': total_num,
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'sg': new_sg})
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except Exception as e:
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self.add_error("Failed to create security group (%(sg)s): "
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"%(e)s" % {'sg': sg, 'e': e})
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# Use bulk rules creation for the rules of the SG
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if not sg_rules:
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continue
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rules = []
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for sg_rule in sg_rules:
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# skip the default rules that were already created
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skip = False
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created_rules = new_sg['security_group'].get(
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'security_group_rules', [])
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for rule in created_rules:
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if (rule['direction'] == sg_rule['direction'] and
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rule['ethertype'] == sg_rule['ethertype'] and
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rule['remote_group_id'] ==
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sg_rule['remote_group_id'] and
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not rule['protocol']):
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skip = True
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break
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if not skip:
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body = self.prepare_security_group_rule(sg_rule)
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rules.append({'security_group_rule': body})
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# save rules to create once all the sgs are created
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if rules:
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rules_dict[sg['id']] = rules
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# Create the rules after all security groups are created to allow
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# dependencies in remote_group_id
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for sg_id in rules_dict:
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try:
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rules = self.dest_neutron.create_security_group_rule(
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{'security_group_rules': rules_dict[sg_id]})
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LOG.info("Created %d security group rules for SG %s: %s",
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len(rules), sg_id,
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",".join([rule.get('id') for rule in rules]))
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except Exception as e:
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self.add_error("Failed to create security group %s "
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"rules: %s" % (sg_id, e))
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def get_dest_availablity_zones(self, resource):
|
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azs = self.dest_neutron.list_availability_zones()['availability_zones']
|
|
az_names = [az['name'] for az in azs if az['resource'] == resource]
|
|
return az_names
|
|
|
|
def migrate_routers(self):
|
|
"""Migrates routers from source to dest neutron.
|
|
|
|
Also return a dictionary of the routes that should be added to
|
|
each router. Static routes must be added later, after the router
|
|
ports are set.
|
|
And return a dictionary of external gateway info per router
|
|
"""
|
|
try:
|
|
source_routers = self.source_neutron.list_routers()['routers']
|
|
except Exception:
|
|
# L3 might be disabled in the source
|
|
source_routers = []
|
|
|
|
dest_routers = self.dest_neutron.list_routers()['routers']
|
|
dest_azs = self.get_dest_availablity_zones('router')
|
|
update_routes = {}
|
|
gw_info = {}
|
|
|
|
total_num = len(source_routers)
|
|
LOG.info("Migrating %s routers", total_num)
|
|
for count, router in enumerate(source_routers, 1):
|
|
if router.get('routes'):
|
|
update_routes[router['id']] = router['routes']
|
|
|
|
if router.get('external_gateway_info'):
|
|
gw_info[router['id']] = router['external_gateway_info']
|
|
|
|
# Ignore internal NSXV objects
|
|
if router['project_id'] == nsxv_constants.INTERNAL_TENANT_ID:
|
|
LOG.info("Skip router %s: Internal NSX-V router",
|
|
router['id'])
|
|
continue
|
|
|
|
# If its a distributed router, we may also need to create its
|
|
# internal network
|
|
if self.int_vni_map and router['id'] in self.int_vni_map:
|
|
net_name = ("Internal network for router %s migration" %
|
|
router['id'])
|
|
net_body = {'tenant_id': nsxv_constants.INTERNAL_TENANT_ID,
|
|
'id': router['id'],
|
|
'name': net_name,
|
|
'vni': self.int_vni_map[router['id']]}
|
|
try:
|
|
self.dest_neutron.create_network({'network': net_body})
|
|
except Exception as e:
|
|
self.add_error("Failed to create internal network for "
|
|
"router %(rtr)s: %(e)s" %
|
|
{'rtr': router['id'], 'e': e})
|
|
dest_router = self.have_id(router['id'], dest_routers)
|
|
if dest_router is False:
|
|
body = self.prepare_router(router, dest_azs=dest_azs)
|
|
try:
|
|
new_router = (self.dest_neutron.create_router(
|
|
{'router': body}))
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'routers',
|
|
router['id'], router)
|
|
LOG.info("created router %(count)s/%(total)s: %(rtr)s",
|
|
{'count': count, 'total': total_num,
|
|
'rtr': new_router})
|
|
except Exception as e:
|
|
self.add_error("Failed to create router %(rtr)s: %(e)s" %
|
|
{'rtr': router, 'e': e})
|
|
return update_routes, gw_info
|
|
|
|
def migrate_routers_routes(self, routers_routes):
|
|
"""Add static routes to the created routers."""
|
|
total_num = len(routers_routes)
|
|
LOG.info("Migrating %s routers routes", total_num)
|
|
for count, (router_id, routes) in enumerate(
|
|
routers_routes.items(), 1):
|
|
try:
|
|
self.dest_neutron.update_router(router_id,
|
|
{'router': {'routes': routes}})
|
|
LOG.info("Added routes to router %(rtr)s "
|
|
"%(count)s/%(total)s: %(routes)s",
|
|
{'count': count, 'total': total_num,
|
|
'rtr': router_id, 'routes': routes})
|
|
except Exception as e:
|
|
self.add_error("Failed to add routes %(routes)s to router "
|
|
"%(rtr)s: %(e)s" %
|
|
{'routes': routes, 'rtr': router_id, 'e': e})
|
|
|
|
def migrate_subnetpools(self):
|
|
subnetpools_map = {}
|
|
try:
|
|
source_subnetpools = self.source_neutron.list_subnetpools()[
|
|
'subnetpools']
|
|
except Exception:
|
|
# pools not supported on source
|
|
return subnetpools_map
|
|
dest_subnetpools = self.dest_neutron.list_subnetpools()[
|
|
'subnetpools']
|
|
|
|
for pool in source_subnetpools:
|
|
# a default subnetpool (per ip-version) should be unique.
|
|
# so do not create one if already exists
|
|
if pool['is_default']:
|
|
for dpool in dest_subnetpools:
|
|
if (dpool['is_default'] and
|
|
dpool['ip_version'] == pool['ip_version']):
|
|
subnetpools_map[pool['id']] = dpool['id']
|
|
break
|
|
else:
|
|
old_id = pool['id']
|
|
body = self.prepare_subnetpool(pool)
|
|
if 'default_quota' in body and body['default_quota'] is None:
|
|
del body['default_quota']
|
|
|
|
try:
|
|
new_id = self.dest_neutron.create_subnetpool(
|
|
{'subnetpool': body})['subnetpool']['id']
|
|
subnetpools_map[old_id] = new_id
|
|
# refresh the list of existing subnetpools
|
|
dest_subnetpools = self.dest_neutron.list_subnetpools()[
|
|
'subnetpools']
|
|
except Exception as e:
|
|
self.add_error("Failed to create subnetpool %(pool)s: "
|
|
"%(e)s" % {'pool': pool, 'e': e})
|
|
return subnetpools_map
|
|
|
|
def migrate_networks_subnets_ports(self, routers_gw_info):
|
|
"""Migrates networks/ports/router-uplinks from src to dest neutron."""
|
|
source_ports = self.source_neutron.list_ports()['ports']
|
|
source_subnets = self.source_neutron.list_subnets()['subnets']
|
|
source_networks = self.source_neutron.list_networks()['networks']
|
|
dest_networks = self.dest_neutron.list_networks()['networks']
|
|
dest_ports = self.dest_neutron.list_ports()['ports']
|
|
dest_subnets = self.dest_neutron.list_subnets()['subnets']
|
|
|
|
remove_qos = False
|
|
if not self.dest_qos_support:
|
|
remove_qos = True
|
|
|
|
# Find out if the destination already has a default public network
|
|
dest_default_public_net = False
|
|
for dest_net in dest_networks:
|
|
if dest_net.get('is_default') and dest_net.get('router:external'):
|
|
dest_default_public_net = True
|
|
|
|
subnetpools_map = self.migrate_subnetpools()
|
|
dest_azs = self.get_dest_availablity_zones('network')
|
|
|
|
total_num = len(source_networks)
|
|
|
|
# Reorder the source networks as we need to migrate the external first
|
|
# This is mandatory as vlan networks cannot be added to a router with
|
|
# no GW
|
|
external = []
|
|
internal = []
|
|
for network in source_networks:
|
|
if network.get('router:external'):
|
|
external.append(network)
|
|
else:
|
|
internal.append(network)
|
|
source_networks = external + internal
|
|
|
|
LOG.info("Migrating %(nets)s networks, %(subnets)s subnets and "
|
|
"%(ports)s ports",
|
|
{'nets': total_num, 'subnets': len(source_subnets),
|
|
'ports': len(source_ports)})
|
|
for count, network in enumerate(source_networks, 1):
|
|
external_net = network.get('router:external')
|
|
body = self.prepare_network(
|
|
network, remove_qos=remove_qos,
|
|
dest_default_public_net=dest_default_public_net,
|
|
dest_azs=dest_azs, ext_net_map=self.ext_net_map,
|
|
net_vni_map=self.net_vni_map)
|
|
|
|
# only create network if the dest server doesn't have it
|
|
if self.have_id(network['id'], dest_networks):
|
|
LOG.info("Skip network %s: Already exists on the destination",
|
|
network['id'])
|
|
continue
|
|
|
|
# Ignore internal NSXV objects
|
|
# TODO(asarfaty) - temporarily migrate those as well
|
|
# if network['project_id'] == nsxv_constants.INTERNAL_TENANT_ID:
|
|
# LOG.info("Skip network %s: Internal NSX-V network",
|
|
# network['id'])
|
|
# continue
|
|
|
|
try:
|
|
created_net = self.dest_neutron.create_network(
|
|
{'network': body})['network']
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'networks', network['id'], network)
|
|
|
|
LOG.info("Created network %(count)s/%(total)s: %(net)s",
|
|
{'count': count, 'total': total_num,
|
|
'net': created_net})
|
|
except Exception as e:
|
|
self.add_error("Failed to create network: %s : %s" % (body, e))
|
|
continue
|
|
|
|
subnets_map = {}
|
|
dhcp_subnets = []
|
|
count_dhcp_subnet = 0
|
|
for subnet_id in network['subnets']:
|
|
|
|
# only create subnet if the dest server doesn't have it
|
|
if self.have_id(subnet_id, dest_subnets):
|
|
LOG.info("Skip network %s: Already exists on the "
|
|
"destination", network['id'])
|
|
continue
|
|
subnet = self.find_subnet_by_id(subnet_id, source_subnets)
|
|
body = self.prepare_subnet(subnet)
|
|
|
|
# specify the network_id that we just created above
|
|
body['network_id'] = network['id']
|
|
# translate the old subnetpool id to the new one
|
|
if body.get('subnetpool_id'):
|
|
body['subnetpool_id'] = subnetpools_map.get(
|
|
body['subnetpool_id'])
|
|
|
|
# Handle DHCP enabled subnets
|
|
enable_dhcp = False
|
|
sub_host_routes = None
|
|
if body['enable_dhcp']:
|
|
count_dhcp_subnet = count_dhcp_subnet + 1
|
|
# disable dhcp on subnet: we will enable it after creating
|
|
# all the ports to avoid ip collisions
|
|
body['enable_dhcp'] = False
|
|
if count_dhcp_subnet > 1:
|
|
# Do not allow dhcp on the subnet if there is already
|
|
# another subnet with DHCP as the v3 plugins supports
|
|
# only one
|
|
LOG.warning("Disabling DHCP for subnet on net %s: "
|
|
"The plugin doesn't support multiple "
|
|
"subnets with DHCP", network['id'])
|
|
enable_dhcp = False
|
|
elif external_net:
|
|
# Do not allow dhcp on the external subnet
|
|
LOG.warning("Disabling DHCP for subnet on net %s: "
|
|
"The plugin doesn't support dhcp on "
|
|
"external networks", network['id'])
|
|
enable_dhcp = False
|
|
else:
|
|
enable_dhcp = True
|
|
if body.get('host_routes'):
|
|
# Should be added when dhcp is enabled
|
|
sub_host_routes = body.pop('host_routes')
|
|
try:
|
|
created_subnet = self.dest_neutron.create_subnet(
|
|
{'subnet': body})['subnet']
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'subnets',
|
|
subnet['id'], subnet)
|
|
LOG.info("Created subnet: %s", created_subnet['id'])
|
|
subnets_map[subnet_id] = created_subnet['id']
|
|
if enable_dhcp:
|
|
dhcp_subnets.append({'id': created_subnet['id'],
|
|
'host_routes': sub_host_routes})
|
|
except n_exc.BadRequest as e:
|
|
self.add_error("Failed to create subnet: %(subnet)s: "
|
|
"%(e)s" % {'subnet': subnet, 'e': e})
|
|
|
|
# create the ports on the network
|
|
ports = self.get_ports_on_network(network['id'], source_ports)
|
|
for port in ports:
|
|
|
|
# Ignore internal NSXV objects
|
|
if port['project_id'] == nsxv_constants.INTERNAL_TENANT_ID:
|
|
LOG.info("Skip port %s: Internal NSX-V port",
|
|
port['id'])
|
|
continue
|
|
|
|
body = self.prepare_port(port, remove_qos=remove_qos,
|
|
vif_ids_map=self.vif_ids_map)
|
|
|
|
# specify the network_id that we just created above
|
|
port['network_id'] = network['id']
|
|
|
|
subnet_id = None
|
|
if port.get('fixed_ips'):
|
|
old_subnet_id = port['fixed_ips'][0]['subnet_id']
|
|
subnet_id = subnets_map.get(old_subnet_id)
|
|
# remove the old subnet id field from fixed_ips dict
|
|
for fixed_ips in body['fixed_ips']:
|
|
del fixed_ips['subnet_id']
|
|
|
|
# only create port if the dest server doesn't have it
|
|
if self.have_id(port['id'], dest_ports) is False:
|
|
if port['device_owner'] == 'network:router_gateway':
|
|
router_id = port['device_id']
|
|
enable_snat = True
|
|
if router_id in routers_gw_info:
|
|
# keep the original snat status of the router
|
|
enable_snat = routers_gw_info[router_id].get(
|
|
'enable_snat', True)
|
|
rtr_body = {
|
|
"external_gateway_info":
|
|
{"network_id": port['network_id'],
|
|
"enable_snat": enable_snat,
|
|
# keep the original GW IP
|
|
"external_fixed_ips": port.get('fixed_ips')}}
|
|
try:
|
|
self.dest_neutron.update_router(
|
|
router_id, {'router': rtr_body})
|
|
LOG.info("Uplinked router %(rtr)s to external "
|
|
"network %(net)s",
|
|
{'rtr': router_id,
|
|
'net': port['network_id']})
|
|
|
|
except Exception as e:
|
|
self.add_error("Failed to add router gateway with "
|
|
"port (%(port)s): %(e)s" %
|
|
{'port': port, 'e': e})
|
|
continue
|
|
|
|
# Let the neutron dhcp-agent recreate this on its own
|
|
if port['device_owner'] == 'network:dhcp':
|
|
continue
|
|
|
|
# ignore these as we create them ourselves later
|
|
if port['device_owner'] == 'network:floatingip':
|
|
continue
|
|
|
|
if (port['device_owner'] == 'network:router_interface' and
|
|
subnet_id):
|
|
try:
|
|
# uplink router_interface ports by creating the
|
|
# port, and attaching it to the router
|
|
router_id = port['device_id']
|
|
del body['device_owner']
|
|
del body['device_id']
|
|
created_port = self.dest_neutron.create_port(
|
|
{'port': body})['port']
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'ports',
|
|
port['id'], port)
|
|
LOG.info("Created interface port %(port)s (subnet "
|
|
"%(subnet)s, ip %(ip)s, mac %(mac)s)",
|
|
{'port': created_port['id'],
|
|
'subnet': subnet_id,
|
|
'ip': created_port['fixed_ips'][0][
|
|
'ip_address'],
|
|
'mac': created_port['mac_address']})
|
|
self.dest_neutron.add_interface_router(
|
|
router_id,
|
|
{'port_id': created_port['id']})
|
|
LOG.info("Uplinked router %(rtr)s to network "
|
|
"%(net)s",
|
|
{'rtr': router_id, 'net': network['id']})
|
|
except Exception as e:
|
|
# NOTE(arosen): this occurs here if you run the
|
|
# script multiple times as we don't track this.
|
|
# Note(asarfaty): also if the same network in
|
|
# source is attached to 2 routers, which the v3
|
|
# plugins does not support.
|
|
self.add_error("Failed to add router interface "
|
|
"port (%(port)s): %(e)s" %
|
|
{'port': port, 'e': e})
|
|
continue
|
|
|
|
try:
|
|
created_port = self.dest_neutron.create_port(
|
|
{'port': body})['port']
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'ports',
|
|
port['id'], port)
|
|
except Exception as e:
|
|
# NOTE(arosen): this occurs here if you run the
|
|
# script multiple times as we don't track this.
|
|
self.add_error("Failed to create port (%(port)s) : "
|
|
"%(e)s" % {'port': port, 'e': e})
|
|
else:
|
|
ip_addr = None
|
|
if created_port.get('fixed_ips'):
|
|
ip_addr = created_port['fixed_ips'][0].get(
|
|
'ip_address')
|
|
LOG.info("Created port %(port)s (subnet "
|
|
"%(subnet)s, ip %(ip)s, mac %(mac)s)",
|
|
{'port': created_port['id'],
|
|
'subnet': subnet_id,
|
|
'ip': ip_addr,
|
|
'mac': created_port['mac_address']})
|
|
|
|
# Enable dhcp on the relevant subnets, and re-add host routes:
|
|
for subnet in dhcp_subnets:
|
|
try:
|
|
data = {'enable_dhcp': True}
|
|
if subnet['host_routes']:
|
|
data['host_routes'] = subnet['host_routes']
|
|
self.dest_neutron.update_subnet(subnet['id'],
|
|
{'subnet': data})
|
|
except Exception as e:
|
|
self.add_error("Failed to enable DHCP on subnet "
|
|
"%(subnet)s: %(e)s" %
|
|
{'subnet': subnet['id'], 'e': e})
|
|
|
|
def migrate_floatingips(self):
|
|
"""Migrates floatingips from source to dest neutron."""
|
|
try:
|
|
source_fips = self.source_neutron.list_floatingips()['floatingips']
|
|
except Exception:
|
|
# L3 might be disabled in the source
|
|
source_fips = []
|
|
|
|
total_num = len(source_fips)
|
|
for count, source_fip in enumerate(source_fips, 1):
|
|
body = self.prepare_floatingip(source_fip)
|
|
try:
|
|
fip = self.dest_neutron.create_floatingip({'floatingip': body})
|
|
self.check_and_apply_tags(
|
|
self.dest_neutron, 'floatingips',
|
|
source_fip['id'], source_fip)
|
|
LOG.info("Created floatingip %(count)s/%(total)s : %(fip)s",
|
|
{'count': count, 'total': total_num, 'fip': fip})
|
|
except Exception as e:
|
|
self.add_error("Failed to create floating ip (%(fip)s) : "
|
|
"%(e)s" % {'fip': source_fip, 'e': e})
|
|
|
|
def _plural_res_type(self, resource_type):
|
|
if resource_type.endswith('y'):
|
|
return "%sies" % resource_type[:-1]
|
|
return "%ss" % resource_type
|
|
|
|
def _migrate_fwaas_resource(self, resource_type, source_objects,
|
|
dest_objects, prepare_method, create_method):
|
|
total_num = len(source_objects)
|
|
LOG.info("Migrating %s %s", total_num,
|
|
self._plural_res_type(resource_type))
|
|
for count, source_obj in enumerate(source_objects, 1):
|
|
# Check if the object already exists
|
|
if self.have_id(source_obj['id'], dest_objects):
|
|
LOG.info("Skipping %s %s as it already exists on the "
|
|
"destination server", resource_type, source_obj['id'])
|
|
continue
|
|
if (source_obj.get('status') and
|
|
source_obj['status'] not in [nl_constants.ACTIVE,
|
|
nl_constants.INACTIVE]):
|
|
LOG.info("Skipping %s %s %s",
|
|
source_obj['status'], resource_type, source_obj['id'])
|
|
continue
|
|
|
|
body = prepare_method(source_obj)
|
|
try:
|
|
new_obj = create_method({resource_type: body})
|
|
LOG.info("Created %(resource)s %(count)s/%(total)s : %(obj)s",
|
|
{'resource': resource_type, 'count': count,
|
|
'total': total_num, 'obj': new_obj})
|
|
except Exception as e:
|
|
self.add_error("Failed to create %(resource)s (%(obj)s) : "
|
|
"%(e)s" %
|
|
{'resource': resource_type, 'obj': source_obj,
|
|
'e': e})
|
|
|
|
def migrate_fwaas(self):
|
|
"""Migrates FWaaS V2 objects from source to dest neutron."""
|
|
try:
|
|
# Reading existing source resources. Note that the firewall groups
|
|
# should be read first, to make sure default objects were created.
|
|
source_groups = self.source_neutron.\
|
|
list_fwaas_firewall_groups()['firewall_groups']
|
|
source_polices = self.source_neutron.\
|
|
list_fwaas_firewall_policies()['firewall_policies']
|
|
source_rules = self.source_neutron.\
|
|
list_fwaas_firewall_rules()['firewall_rules']
|
|
except Exception as e:
|
|
# FWaaS might be disabled in the source
|
|
LOG.info("FWaaS V2 was not found on the source server: %s", e)
|
|
return
|
|
|
|
try:
|
|
dest_groups = self.dest_neutron.\
|
|
list_fwaas_firewall_groups()['firewall_groups']
|
|
dest_polices = self.dest_neutron.\
|
|
list_fwaas_firewall_policies()['firewall_policies']
|
|
dest_rules = self.dest_neutron.\
|
|
list_fwaas_firewall_rules()['firewall_rules']
|
|
except Exception as e:
|
|
# FWaaS might be disabled in the destination
|
|
LOG.warning("Skipping FWaaS V2 migration. FWaaS V2 was not found "
|
|
"on the destination server: %s", e)
|
|
return
|
|
|
|
# Migrate all FWaaS objects:
|
|
self._migrate_fwaas_resource(
|
|
'firewall_rule', source_rules, dest_rules,
|
|
self.prepare_fwaas_rule,
|
|
self.dest_neutron.create_fwaas_firewall_rule)
|
|
|
|
self._migrate_fwaas_resource(
|
|
'firewall_policy', source_polices, dest_polices,
|
|
self.prepare_fwaas_policy,
|
|
self.dest_neutron.create_fwaas_firewall_policy)
|
|
|
|
self._migrate_fwaas_resource(
|
|
'firewall_group', source_groups, dest_groups,
|
|
self.prepare_fwaas_group,
|
|
self.dest_neutron.create_fwaas_firewall_group)
|
|
|
|
LOG.info("FWaaS V2 migration done")
|
|
|
|
def _delete_octavia_lb(self, body):
|
|
kw = {'loadbalancer': body}
|
|
self.octavia_rpc_client.call({}, 'loadbalancer_delete_cascade', **kw)
|
|
|
|
def _create_lb_certificate(self, listener_dict):
|
|
# Extract Octavia certificate data into a dict which is readable by
|
|
# the listener_mgr
|
|
|
|
def get_certificate(cert_data):
|
|
if cert_data.certificate:
|
|
return encodeutils.to_utf8(
|
|
cert_data.certificate.payload)
|
|
return None
|
|
|
|
def get_private_key(cert_data):
|
|
if cert_data.private_key:
|
|
return encodeutils.to_utf8(
|
|
cert_data.private_key.payload)
|
|
return None
|
|
|
|
def get_private_key_passphrase(cert_data):
|
|
if cert_data.private_key_passphrase:
|
|
return encodeutils.to_utf8(
|
|
cert_data.private_key_passphrase.payload)
|
|
return None
|
|
|
|
if listener_dict.get('default_tls_container_ref'):
|
|
cert_data = self.barbican.containers.get(
|
|
container_ref=listener_dict['default_tls_container_ref'])
|
|
return {'ref': listener_dict['default_tls_container_ref'],
|
|
'certificate': get_certificate(cert_data),
|
|
'private_key': get_private_key(cert_data),
|
|
'passphrase': get_private_key_passphrase(cert_data)}
|
|
|
|
def _migrate_octavia_lb(self, lb, orig_map, count, total_num):
|
|
# Creating all loadbalancers resources on the new nsx driver
|
|
# using RPC calls to the plugin listener.
|
|
# Create the loadbalancer:
|
|
lb_body = self.prepare_lb_loadbalancer(lb)
|
|
kw = {'loadbalancer': lb_body}
|
|
if not self.octavia_rpc_client.call({}, 'loadbalancer_create', **kw):
|
|
self.add_error("Failed to create loadbalancer (%s)" % lb_body)
|
|
self._delete_octavia_lb(lb_body)
|
|
return
|
|
|
|
lb_id = lb['id']
|
|
lb_body_for_deletion = copy.deepcopy(lb_body)
|
|
lb_body_for_deletion['listeners'] = []
|
|
lb_body_for_deletion['pools'] = []
|
|
|
|
listeners_map = {}
|
|
for listener_dict in lb.get('listeners', []):
|
|
listener_id = listener_dict['id']
|
|
listener = orig_map['listeners'][listener_id]
|
|
cert = self._create_lb_certificate(listener)
|
|
body = self.prepare_lb_listener(listener, lb_body)
|
|
body['loadbalancer'] = lb_body
|
|
body['loadbalancer_id'] = lb_id
|
|
kw = {'listener': body, 'cert': cert}
|
|
if not self.octavia_rpc_client.call({}, 'listener_create', **kw):
|
|
self.add_error("Failed to create loadbalancer %(lb)s listener "
|
|
"(%(list)s)" % {'list': listener, 'lb': lb_id})
|
|
self._delete_octavia_lb(lb_body_for_deletion)
|
|
return
|
|
listeners_map[listener_id] = body
|
|
lb_body_for_deletion['listeners'].append(body)
|
|
|
|
for pool_dict in lb.get('pools', []):
|
|
pool_id = pool_dict['id']
|
|
pool = orig_map['pools'][pool_id]
|
|
pool_body = self.prepare_lb_pool(pool, lb_body)
|
|
# Update listeners in pool
|
|
if pool.get('listeners'):
|
|
listener_id = pool['listeners'][0]['id']
|
|
pool_body['listener_id'] = listener_id
|
|
pool_body['listener'] = listeners_map.get(listener_id)
|
|
kw = {'pool': pool_body}
|
|
if not self.octavia_rpc_client.call({}, 'pool_create', **kw):
|
|
self.add_error("Failed to create loadbalancer %(lb)s pool "
|
|
"(%(pool)s)" % {'pool': pool, 'lb': lb_id})
|
|
self._delete_octavia_lb(lb_body_for_deletion)
|
|
return
|
|
lb_body_for_deletion['pools'].append(pool)
|
|
|
|
# Add members to this pool
|
|
pool_members = self.octavia.member_list(pool_id)['members']
|
|
for member in pool_members:
|
|
body = self.prepare_lb_member(member, lb_body)
|
|
if not member['subnet_id']:
|
|
# Add the loadbalancer subnet
|
|
body['subnet_id'] = lb_body['vip_subnet_id']
|
|
|
|
body['pool'] = pool_body
|
|
kw = {'member': body}
|
|
if not self.octavia_rpc_client.call({}, 'member_create', **kw):
|
|
self.add_error("Failed to create pool %(pool)s member "
|
|
"(%(member)s)" %
|
|
{'member': member, 'pool': pool_id})
|
|
self._delete_octavia_lb(lb_body_for_deletion)
|
|
return
|
|
|
|
# Add pool health monitor
|
|
if pool.get('healthmonitor_id'):
|
|
hm_id = pool['healthmonitor_id']
|
|
hm = orig_map['hms'][hm_id]
|
|
body = self.prepare_lb_hm(hm)
|
|
body['pool'] = pool_body
|
|
# Update pool id in hm
|
|
kw = {'healthmonitor': body}
|
|
if not self.octavia_rpc_client.call(
|
|
{}, 'healthmonitor_create', **kw):
|
|
self.add_error("Failed to create pool %(pool)s "
|
|
"healthmonitor (%(hm)s)" %
|
|
{'hm': hm, 'pool': pool_id})
|
|
self._delete_octavia_lb(lb_body_for_deletion)
|
|
return
|
|
lb_body_for_deletion['pools'][-1]['healthmonitor'] = body
|
|
|
|
# Add listeners L7 policies
|
|
for listener_id in listeners_map.keys():
|
|
listener = orig_map['listeners'][listener_id]
|
|
for l7pol_dict in listener.get('l7policies', []):
|
|
l7_pol_id = l7pol_dict['id']
|
|
l7pol = orig_map['l7pols'][l7_pol_id]
|
|
pol_body = self.prepare_lb_l7policy(l7pol)
|
|
|
|
# Add the rules of this policy
|
|
source_l7rules = self.octavia.l7rule_list(
|
|
l7_pol_id)['rules']
|
|
for rule in source_l7rules:
|
|
rule_body = self.prepare_lb_l7rule(rule)
|
|
pol_body['rules'].append(rule_body)
|
|
|
|
kw = {'l7policy': pol_body}
|
|
if not self.octavia_rpc_client.call(
|
|
{}, 'l7policy_create', **kw):
|
|
self.add_error("Failed to create l7policy "
|
|
"(%(l7pol)s)" %
|
|
{'l7pol': l7pol})
|
|
self._delete_octavia_lb(lb_body_for_deletion)
|
|
return
|
|
|
|
LOG.info("Created loadbalancer %s/%s: %s", count, total_num, lb_id)
|
|
|
|
def _map_orig_objects_of_type(self, source_objects):
|
|
result = {}
|
|
for obj in source_objects:
|
|
result[obj['id']] = obj
|
|
return result
|
|
|
|
def _map_orig_lb_objects(self, source_listeners, source_pools,
|
|
source_hms, source_l7pols):
|
|
result = {
|
|
'listeners': self._map_orig_objects_of_type(source_listeners),
|
|
'pools': self._map_orig_objects_of_type(source_pools),
|
|
'hms': self._map_orig_objects_of_type(source_hms),
|
|
'l7pols': self._map_orig_objects_of_type(source_l7pols),
|
|
}
|
|
return result
|
|
|
|
def migrate_octavia(self):
|
|
"""Migrates Octavia NSX objects to the new neutron driver.
|
|
The Octavia process & DB will remain unchanged.
|
|
Using RPC connection to connect directly with the new plugin driver.
|
|
"""
|
|
# Read all existing octavia resources
|
|
try:
|
|
loadbalancers = self.octavia.load_balancer_list()['loadbalancers']
|
|
listeners = self.octavia.listener_list()['listeners']
|
|
pools = self.octavia.pool_list()['pools']
|
|
hms = self.octavia.health_monitor_list()['healthmonitors']
|
|
l7pols = self.octavia.l7policy_list()['l7policies']
|
|
except Exception as e:
|
|
# Octavia might be disabled in the source
|
|
LOG.info("Octavia was not found on the server: %s", e)
|
|
return
|
|
|
|
# Init the RPC connection for sending messages to the octavia driver
|
|
topic = d_const.OCTAVIA_TO_DRIVER_MIGRATION_TOPIC
|
|
transport = messaging.get_rpc_transport(cfg.CONF)
|
|
target = messaging.Target(topic=topic, exchange="common",
|
|
namespace='control', fanout=False,
|
|
version='1.0')
|
|
self.octavia_rpc_client = messaging.RPCClient(transport, target)
|
|
|
|
# Initialize RPC listener for getting status updates from the driver
|
|
# so that the resource status will not change in the octavia DB
|
|
topic = d_const.DRIVER_TO_OCTAVIA_MIGRATION_TOPIC
|
|
server = socket.gethostname()
|
|
target = messaging.Target(topic=topic, server=server,
|
|
exchange="common", fanout=False)
|
|
|
|
class MigrationOctaviaDriverEndpoint(driver_lib.DriverLibrary):
|
|
target = messaging.Target(namespace="control", version='1.0')
|
|
|
|
def update_loadbalancer_status(self, **kw):
|
|
# Do nothing
|
|
pass
|
|
|
|
def update_listener_statistics(self, **kw):
|
|
# Do nothing
|
|
pass
|
|
|
|
endpoints = [MigrationOctaviaDriverEndpoint]
|
|
access_policy = dispatcher.DefaultRPCAccessPolicy
|
|
self.octavia_rpc_server = messaging.get_rpc_server(
|
|
transport, target, endpoints, executor='threading',
|
|
access_policy=access_policy)
|
|
self.octavia_rpc_server.start()
|
|
|
|
orig_map = self._map_orig_lb_objects(listeners, pools,
|
|
hms, l7pols)
|
|
total_num = len(loadbalancers)
|
|
LOG.info("Migrating %d loadbalancer(s)", total_num)
|
|
for count, lb in enumerate(loadbalancers, 1):
|
|
if lb['provisioning_status'] == 'ACTIVE':
|
|
self._migrate_octavia_lb(lb, orig_map, count, total_num)
|
|
else:
|
|
LOG.info("Skipping %s loadbalancer %s",
|
|
lb['provisioning_status'], lb['id'])
|